Draft merge

src/base/base.cmake

@@ -0,0 +1,137 @@
+set(HEADERS_BASE
+    src/base/io/Console.h
+    src/base/io/json/Json.h
+    src/base/io/json/JsonChain.h
+    src/base/io/json/JsonRequest.h
+    src/base/io/log/backends/ConsoleLog.h
+    src/base/io/log/backends/FileLog.h
+    src/base/io/log/Log.h
+    src/base/io/Watcher.h
+    src/base/kernel/Base.h
+    src/base/kernel/config/BaseConfig.h
+    src/base/kernel/config/BaseTransform.h
+    src/base/kernel/Entry.h
+    src/base/kernel/interfaces/IBaseListener.h
+    src/base/kernel/interfaces/IClient.h
+    src/base/kernel/interfaces/IClientListener.h
+    src/base/kernel/interfaces/IConfig.h
+    src/base/kernel/interfaces/IConfigListener.h
+    src/base/kernel/interfaces/IConfigTransform.h
+    src/base/kernel/interfaces/IConsoleListener.h
+    src/base/kernel/interfaces/IDnsListener.h
+    src/base/kernel/interfaces/ILineListener.h
+    src/base/kernel/interfaces/ILogBackend.h
+    src/base/kernel/interfaces/ISignalListener.h
+    src/base/kernel/interfaces/IStrategy.h
+    src/base/kernel/interfaces/IStrategyListener.h
+    src/base/kernel/interfaces/ITimerListener.h
+    src/base/kernel/interfaces/IWatcherListener.h
+    src/base/kernel/Process.h
+    src/base/kernel/Signals.h
+    src/base/net/dns/Dns.h
+    src/base/net/dns/DnsRecord.h
+    src/base/net/http/Http.h
+    src/base/net/stratum/BaseClient.h
+    src/base/net/stratum/Client.h
+    src/base/net/stratum/Job.h
+    src/base/net/stratum/Pool.h
+    src/base/net/stratum/Pools.h
+    src/base/net/stratum/strategies/FailoverStrategy.h
+    src/base/net/stratum/strategies/SinglePoolStrategy.h
+    src/base/net/stratum/SubmitResult.h
+    src/base/net/tools/RecvBuf.h
+    src/base/net/tools/Storage.h
+    src/base/tools/Arguments.h
+    src/base/tools/Baton.h
+    src/base/tools/Buffer.h
+    src/base/tools/Chrono.h
+    src/base/tools/Handle.h
+    src/base/tools/String.h
+    src/base/tools/Timer.h
+   )
+
+set(SOURCES_BASE
+    src/base/io/Console.cpp
+    src/base/io/json/Json.cpp
+    src/base/io/json/JsonChain.cpp
+    src/base/io/json/JsonRequest.cpp
+    src/base/io/log/backends/ConsoleLog.cpp
+    src/base/io/log/backends/FileLog.cpp
+    src/base/io/log/Log.cpp
+    src/base/io/Watcher.cpp
+    src/base/kernel/Base.cpp
+    src/base/kernel/config/BaseConfig.cpp
+    src/base/kernel/config/BaseTransform.cpp
+    src/base/kernel/Entry.cpp
+    src/base/kernel/Process.cpp
+    src/base/kernel/Signals.cpp
+    src/base/net/dns/Dns.cpp
+    src/base/net/dns/DnsRecord.cpp
+    src/base/net/http/Http.cpp
+    src/base/net/stratum/BaseClient.cpp
+    src/base/net/stratum/Client.cpp
+    src/base/net/stratum/Job.cpp
+    src/base/net/stratum/Pool.cpp
+    src/base/net/stratum/Pools.cpp
+    src/base/net/stratum/strategies/FailoverStrategy.cpp
+    src/base/net/stratum/strategies/SinglePoolStrategy.cpp
+    src/base/tools/Arguments.cpp
+    src/base/tools/Buffer.cpp
+    src/base/tools/String.cpp
+    src/base/tools/Timer.cpp
+   )
+
+
+if (WIN32)
+    set(SOURCES_OS src/base/io/json/Json_win.cpp)
+else()
+    set(SOURCES_OS src/base/io/json/Json_unix.cpp)
+endif()
+
+
+if (NOT WIN32)
+    CHECK_INCLUDE_FILE (syslog.h HAVE_SYSLOG_H)
+    if (HAVE_SYSLOG_H)
+        add_definitions(/DHAVE_SYSLOG_H)
+        set(SOURCES_SYSLOG src/base/io/log/backends/SysLog.h src/base/io/log/backends/SysLog.cpp)
+    endif()
+endif()
+
+
+if (WITH_HTTP)
+    set(HEADERS_BASE_HTTP
+        src/3rdparty/http-parser/http_parser.h
+        src/base/kernel/interfaces/IHttpListener.h
+        src/base/kernel/interfaces/IJsonReader.h
+        src/base/kernel/interfaces/ITcpServerListener.h
+        src/base/net/http/HttpApiResponse.h
+        src/base/net/http/HttpClient.h
+        src/base/net/http/HttpContext.h
+        src/base/net/http/HttpData.h
+        src/base/net/http/HttpResponse.h
+        src/base/net/http/HttpServer.h
+        src/base/net/stratum/DaemonClient.h
+        src/base/net/tools/TcpServer.h
+        )
+
+    set(SOURCES_BASE_HTTP
+        src/3rdparty/http-parser/http_parser.c
+        src/base/net/http/HttpApiResponse.cpp
+        src/base/net/http/HttpClient.cpp
+        src/base/net/http/HttpContext.cpp
+        src/base/net/http/HttpResponse.cpp
+        src/base/net/http/HttpServer.cpp
+        src/base/net/stratum/DaemonClient.cpp
+        src/base/net/tools/TcpServer.cpp
+        )
+
+    add_definitions(/DXMRIG_FEATURE_HTTP)
+    add_definitions(/DXMRIG_FEATURE_API)
+else()
+    set(HEADERS_BASE_HTTP "")
+    set(SOURCES_BASE_HTTP "")
+    remove_definitions(/DXMRIG_FEATURE_HTTP)
+    remove_definitions(/DXMRIG_FEATURE_API)
+endif()
+
+add_definitions(/DXMRIG_DEPRECATED)

src/base/io/Console.cpp

@@ -0,0 +1,80 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "base/io/Console.h"
+#include "base/kernel/interfaces/IConsoleListener.h"
+#include "base/tools/Handle.h"
+
+
+xmrig::Console::Console(IConsoleListener *listener)
+    : m_listener(listener)
+{
+    m_tty = new uv_tty_t;
+
+    m_tty->data = this;
+    uv_tty_init(uv_default_loop(), m_tty, 0, 1);
+
+    if (!uv_is_readable(reinterpret_cast<uv_stream_t*>(m_tty))) {
+        return;
+    }
+
+    uv_tty_set_mode(m_tty, UV_TTY_MODE_RAW);
+    uv_read_start(reinterpret_cast<uv_stream_t*>(m_tty), Console::onAllocBuffer, Console::onRead);
+}
+
+
+xmrig::Console::~Console()
+{
+    stop();
+}
+
+
+void xmrig::Console::stop()
+{
+    uv_tty_reset_mode();
+
+    Handle::close(m_tty);
+    m_tty = nullptr;
+}
+
+
+void xmrig::Console::onAllocBuffer(uv_handle_t *handle, size_t, uv_buf_t *buf)
+{
+    auto console = static_cast<Console*>(handle->data);
+    buf->len  = 1;
+    buf->base = console->m_buf;
+}
+
+
+void xmrig::Console::onRead(uv_stream_t *stream, ssize_t nread, const uv_buf_t *buf)
+{
+    if (nread < 0) {
+        return uv_close(reinterpret_cast<uv_handle_t*>(stream), nullptr);
+    }
+
+    if (nread == 1) {
+        static_cast<Console*>(stream->data)->m_listener->onConsoleCommand(buf->base[0]);
+    }
+}

src/base/io/Console.h

@@ -0,0 +1,60 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_CONSOLE_H
+#define XMRIG_CONSOLE_H
+
+
+#include <uv.h>
+
+
+
+namespace xmrig {
+
+
+class IConsoleListener;
+
+
+class Console
+{
+public:
+    Console(IConsoleListener *listener);
+    ~Console();
+
+    void stop();
+
+private:
+    static void onAllocBuffer(uv_handle_t *handle, size_t suggested_size, uv_buf_t *buf);
+    static void onRead(uv_stream_t *stream, ssize_t nread, const uv_buf_t *buf);
+
+    char m_buf[1];
+    IConsoleListener *m_listener;
+    uv_tty_t *m_tty;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_CONSOLE_H */

src/base/io/Watcher.cpp

@@ -29,37 +29,31 @@
 #include "base/kernel/interfaces/IWatcherListener.h"
 #include "base/io/Watcher.h"
 #include "base/tools/Handle.h"
+#include "base/tools/Timer.h"
 
 
 xmrig::Watcher::Watcher(const String &path, IWatcherListener *listener) :
     m_listener(listener),
     m_path(path)
 {
+    m_timer = new Timer(this);
+
     m_fsEvent = new uv_fs_event_t;
+    m_fsEvent->data = this;
     uv_fs_event_init(uv_default_loop(), m_fsEvent);
 
-    m_timer = new uv_timer_t;
-    uv_timer_init(uv_default_loop(), m_timer);
-
-    m_fsEvent->data = m_timer->data = this;
-
     start();
 }
 
 
 xmrig::Watcher::~Watcher()
 {
-    Handle::close(m_timer);
+    delete m_timer;
+
     Handle::close(m_fsEvent);
 }
 
 
-void xmrig::Watcher::onTimer(uv_timer_t *handle)
-{
-    static_cast<Watcher *>(handle->data)->reload();
-}
-
-
 void xmrig::Watcher::onFsEvent(uv_fs_event_t *handle, const char *filename, int, int)
 {
     if (!filename) {
@@ -72,8 +66,8 @@ void xmrig::Watcher::onFsEvent(uv_fs_event_t *handle, const char *filename, int,
 
 void xmrig::Watcher::queueUpdate()
 {
-    uv_timer_stop(m_timer);
-    uv_timer_start(m_timer, xmrig::Watcher::onTimer, kDelay, 0);
+    m_timer->stop();
+    m_timer->start(kDelay, 0);
 }
 
 

src/base/io/Watcher.h

@@ -26,30 +26,33 @@
 #define XMRIG_WATCHER_H
 
 
+#include "base/kernel/interfaces/ITimerListener.h"
 #include "base/tools/String.h"
 
 
 typedef struct uv_fs_event_s uv_fs_event_t;
-typedef struct uv_timer_s uv_timer_t;
 
 
 namespace xmrig {
 
 
 class IWatcherListener;
+class Timer;
 
 
-class Watcher
+class Watcher : public ITimerListener
 {
 public:
     Watcher(const String &path, IWatcherListener *listener);
-    ~Watcher();
+    ~Watcher() override;
+
+protected:
+    inline void onTimer(const Timer *) override { reload(); }
 
 private:
     constexpr static int kDelay = 500;
 
     static void onFsEvent(uv_fs_event_t *handle, const char *filename, int events, int status);
-    static void onTimer(uv_timer_t *handle);
 
     void queueUpdate();
     void reload();
@@ -57,11 +60,12 @@ private:
 
     IWatcherListener *m_listener;
     String m_path;
+    Timer *m_timer;
     uv_fs_event_t *m_fsEvent;
-    uv_timer_t *m_timer;
 };
 
 
 } /* namespace xmrig */
 
+
 #endif /* XMRIG_WATCHER_H */

src/base/io/json/Json.cpp

@@ -23,10 +23,17 @@
  */
 
 
-#include "base/io/Json.h"
+#include "base/io/json/Json.h"
 #include "rapidjson/document.h"
 
 
+namespace xmrig {
+
+static const rapidjson::Value kNullValue;
+
+}
+
+
 bool xmrig::Json::getBool(const rapidjson::Value &obj, const char *key, bool defaultValue)
 {
     auto i = obj.FindMember(key);
@@ -49,6 +56,39 @@ const char *xmrig::Json::getString(const rapidjson::Value &obj, const char *key,
 }
 
 
+const rapidjson::Value &xmrig::Json::getArray(const rapidjson::Value &obj, const char *key)
+{
+    auto i = obj.FindMember(key);
+    if (i != obj.MemberEnd() && i->value.IsArray()) {
+        return i->value;
+    }
+
+    return kNullValue;
+}
+
+
+const rapidjson::Value &xmrig::Json::getObject(const rapidjson::Value &obj, const char *key)
+{
+    auto i = obj.FindMember(key);
+    if (i != obj.MemberEnd() && i->value.IsObject()) {
+        return i->value;
+    }
+
+    return kNullValue;
+}
+
+
+const rapidjson::Value &xmrig::Json::getValue(const rapidjson::Value &obj, const char *key)
+{
+    auto i = obj.FindMember(key);
+    if (i != obj.MemberEnd()) {
+        return i->value;
+    }
+
+    return kNullValue;
+}
+
+
 int xmrig::Json::getInt(const rapidjson::Value &obj, const char *key, int defaultValue)
 {
     auto i = obj.FindMember(key);
@@ -91,3 +131,9 @@ unsigned xmrig::Json::getUint(const rapidjson::Value &obj, const char *key, unsi
 
     return defaultValue;
 }
+
+
+bool xmrig::JsonReader::isEmpty() const
+{
+    return !m_obj.IsObject() || m_obj.ObjectEmpty();
+}

src/base/io/json/Json.h

@@ -0,0 +1,79 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_JSON_H
+#define XMRIG_JSON_H
+
+
+#include "base/kernel/interfaces/IJsonReader.h"
+#include "rapidjson/fwd.h"
+
+
+namespace xmrig {
+
+
+class Json
+{
+public:
+    static bool getBool(const rapidjson::Value &obj, const char *key, bool defaultValue = false);
+    static const char *getString(const rapidjson::Value &obj, const char *key, const char *defaultValue = nullptr);
+    static const rapidjson::Value &getArray(const rapidjson::Value &obj, const char *key);
+    static const rapidjson::Value &getObject(const rapidjson::Value &obj, const char *key);
+    static const rapidjson::Value &getValue(const rapidjson::Value &obj, const char *key);
+    static int getInt(const rapidjson::Value &obj, const char *key, int defaultValue = 0);
+    static int64_t getInt64(const rapidjson::Value &obj, const char *key, int64_t defaultValue = 0);
+    static uint64_t getUint64(const rapidjson::Value &obj, const char *key, uint64_t defaultValue = 0);
+    static unsigned getUint(const rapidjson::Value &obj, const char *key, unsigned defaultValue = 0);
+
+    static bool get(const char *fileName, rapidjson::Document &doc);
+    static bool save(const char *fileName, const rapidjson::Document &doc);
+};
+
+
+class JsonReader : public IJsonReader
+{
+public:
+    inline JsonReader(const rapidjson::Value &obj) : m_obj(obj) {}
+
+    inline bool getBool(const char *key, bool defaultValue = false) const override                   { return Json::getBool(m_obj, key, defaultValue); }
+    inline const char *getString(const char *key, const char *defaultValue = nullptr) const override { return Json::getString(m_obj, key, defaultValue); }
+    inline const rapidjson::Value &getArray(const char *key) const override                          { return Json::getArray(m_obj, key); }
+    inline const rapidjson::Value &getObject(const char *key) const override                         { return Json::getObject(m_obj, key); }
+    inline const rapidjson::Value &getValue(const char *key) const override                          { return Json::getValue(m_obj, key); }
+    inline int getInt(const char *key, int defaultValue = 0) const override                          { return Json::getInt(m_obj, key, defaultValue); }
+    inline int64_t getInt64(const char *key, int64_t defaultValue = 0) const override                { return Json::getInt64(m_obj, key, defaultValue); }
+    inline uint64_t getUint64(const char *key, uint64_t defaultValue = 0) const override             { return Json::getUint64(m_obj, key, defaultValue); }
+    inline unsigned getUint(const char *key, unsigned defaultValue = 0) const override               { return Json::getUint(m_obj, key, defaultValue); }
+
+    bool isEmpty() const override;
+
+private:
+    const rapidjson::Value &m_obj;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_JSON_H */

src/base/io/json/JsonChain.cpp

@@ -0,0 +1,213 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "base/io/json/Json.h"
+#include "base/io/json/JsonChain.h"
+#include "base/io/log/Log.h"
+#include "rapidjson/error/en.h"
+
+
+namespace xmrig {
+
+static const rapidjson::Value kNullValue;
+
+}
+
+
+xmrig::JsonChain::JsonChain()
+{
+}
+
+
+bool xmrig::JsonChain::add(rapidjson::Document &&doc)
+{
+    if (doc.HasParseError() || !doc.IsObject() || doc.ObjectEmpty()) {
+        return false;
+    }
+
+    m_chain.push_back(std::move(doc));
+
+    return true;
+}
+
+
+bool xmrig::JsonChain::addFile(const char *fileName)
+{
+    using namespace rapidjson;
+    Document doc;
+    if (Json::get(fileName, doc)) {
+        m_fileName = fileName;
+
+        return add(std::move(doc));
+    }
+
+    if (doc.HasParseError()) {
+        LOG_ERR("%s<offset:%zu>: \"%s\"", fileName, doc.GetErrorOffset(), GetParseError_En(doc.GetParseError()));
+    }
+    else {
+        LOG_ERR("unable to open \"%s\".", fileName);
+    }
+
+    return false;
+}
+
+
+bool xmrig::JsonChain::addRaw(const char *json)
+{
+    using namespace rapidjson;
+    Document doc;
+    doc.Parse<kParseCommentsFlag | kParseTrailingCommasFlag>(json);
+
+    return add(std::move(doc));
+}
+
+
+void xmrig::JsonChain::dump(const char *fileName)
+{
+    rapidjson::Document doc(rapidjson::kArrayType);
+
+    for (rapidjson::Document &value : m_chain) {
+        doc.PushBack(value, doc.GetAllocator());
+    }
+
+    Json::save(fileName, doc);
+}
+
+
+bool xmrig::JsonChain::getBool(const char *key, bool defaultValue) const
+{
+    for (auto it = m_chain.rbegin(); it != m_chain.rend(); ++it) {
+        auto i = it->FindMember(key);
+        if (i != it->MemberEnd() && i->value.IsBool()) {
+            return i->value.GetBool();
+        }
+    }
+
+    return defaultValue;
+}
+
+
+const char *xmrig::JsonChain::getString(const char *key, const char *defaultValue) const
+{
+    for (auto it = m_chain.rbegin(); it != m_chain.rend(); ++it) {
+        auto i = it->FindMember(key);
+        if (i != it->MemberEnd() && i->value.IsString()) {
+            return i->value.GetString();
+        }
+    }
+
+    return defaultValue;
+}
+
+
+const rapidjson::Value &xmrig::JsonChain::getArray(const char *key) const
+{
+    for (auto it = m_chain.rbegin(); it != m_chain.rend(); ++it) {
+        auto i = it->FindMember(key);
+        if (i != it->MemberEnd() && i->value.IsArray()) {
+            return i->value;
+        }
+    }
+
+    return kNullValue;
+}
+
+
+const rapidjson::Value &xmrig::JsonChain::getObject(const char *key) const
+{
+    for (auto it = m_chain.rbegin(); it != m_chain.rend(); ++it) {
+        auto i = it->FindMember(key);
+        if (i != it->MemberEnd() && i->value.IsObject()) {
+            return i->value;
+        }
+    }
+
+    return kNullValue;
+}
+
+
+const rapidjson::Value &xmrig::JsonChain::getValue(const char *key) const
+{
+    for (auto it = m_chain.rbegin(); it != m_chain.rend(); ++it) {
+        auto i = it->FindMember(key);
+        if (i != it->MemberEnd()) {
+            return i->value;
+        }
+    }
+
+    return kNullValue;
+}
+
+
+int xmrig::JsonChain::getInt(const char *key, int defaultValue) const
+{
+    for (auto it = m_chain.rbegin(); it != m_chain.rend(); ++it) {
+        auto i = it->FindMember(key);
+        if (i != it->MemberEnd() && i->value.IsInt()) {
+            return i->value.GetInt();
+        }
+    }
+
+    return defaultValue;
+}
+
+
+int64_t xmrig::JsonChain::getInt64(const char *key, int64_t defaultValue) const
+{
+    for (auto it = m_chain.rbegin(); it != m_chain.rend(); ++it) {
+        auto i = it->FindMember(key);
+        if (i != it->MemberEnd() && i->value.IsInt64()) {
+            return i->value.GetInt64();
+        }
+    }
+
+    return defaultValue;
+}
+
+
+uint64_t xmrig::JsonChain::getUint64(const char *key, uint64_t defaultValue) const
+{
+    for (auto it = m_chain.rbegin(); it != m_chain.rend(); ++it) {
+        auto i = it->FindMember(key);
+        if (i != it->MemberEnd() && i->value.IsUint64()) {
+            return i->value.GetUint64();
+        }
+    }
+
+    return defaultValue;
+}
+
+
+unsigned xmrig::JsonChain::getUint(const char *key, unsigned defaultValue) const
+{
+    for (auto it = m_chain.rbegin(); it != m_chain.rend(); ++it) {
+        auto i = it->FindMember(key);
+        if (i != it->MemberEnd() && i->value.IsUint()) {
+            return i->value.GetUint();
+        }
+    }
+
+    return defaultValue;
+}

src/base/io/json/JsonChain.h

@@ -0,0 +1,76 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_JSONCHAIN_H
+#define XMRIG_JSONCHAIN_H
+
+
+#include <vector>
+
+
+#include "base/kernel/interfaces/IJsonReader.h"
+#include "base/tools/String.h"
+#include "rapidjson/document.h"
+
+
+namespace xmrig {
+
+
+class JsonChain : public IJsonReader
+{
+public:
+    JsonChain();
+
+    bool add(rapidjson::Document &&doc);
+    bool addFile(const char *fileName);
+    bool addRaw(const char *json);
+
+    void dump(const char *fileName);
+
+    inline const String &fileName() const { return m_fileName; }
+    inline size_t size() const            { return m_chain.size(); }
+
+protected:
+    inline bool isEmpty() const override  { return m_chain.empty(); }
+
+    bool getBool(const char *key, bool defaultValue = false) const override;
+    const char *getString(const char *key, const char *defaultValue = nullptr) const override;
+    const rapidjson::Value &getArray(const char *key) const override;
+    const rapidjson::Value &getObject(const char *key) const override;
+    const rapidjson::Value &getValue(const char *key) const override;
+    int getInt(const char *key, int defaultValue = 0) const override;
+    int64_t getInt64(const char *key, int64_t defaultValue = 0) const override;
+    uint64_t getUint64(const char *key, uint64_t defaultValue = 0) const override;
+    unsigned getUint(const char *key, unsigned defaultValue = 0) const override;
+
+private:
+    std::vector<rapidjson::Document> m_chain;
+    String m_fileName;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_JSONCHAIN_H */

src/base/io/json/JsonRequest.cpp

@@ -0,0 +1,38 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "base/io/json/JsonRequest.h"
+#include "rapidjson/document.h"
+
+
+void xmrig::JsonRequest::create(rapidjson::Document &doc, int64_t id, const char *method, rapidjson::Value &params)
+{
+    auto &allocator = doc.GetAllocator();
+
+    doc.AddMember("id",      id, allocator);
+    doc.AddMember("jsonrpc", "2.0", allocator);
+    doc.AddMember("method",  rapidjson::StringRef(method), allocator);
+    doc.AddMember("params",  params, allocator);
+}

src/base/io/json/JsonRequest.h

@@ -0,0 +1,45 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_JSONREQUEST_H
+#define XMRIG_JSONREQUEST_H
+
+
+#include "rapidjson/fwd.h"
+
+
+namespace xmrig {
+
+
+class JsonRequest
+{
+public:
+    static void create(rapidjson::Document &doc, int64_t id, const char *method, rapidjson::Value &params);
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_JSONREQUEST_H */

src/base/io/json/Json_unix.cpp

@@ -26,7 +26,7 @@
 #include <fstream>
 
 
-#include "base/io/Json.h"
+#include "base/io/json/Json.h"
 #include "rapidjson/document.h"
 #include "rapidjson/istreamwrapper.h"
 #include "rapidjson/ostreamwrapper.h"

src/base/io/json/Json_win.cpp

@@ -35,7 +35,7 @@
 #include <fstream>
 
 
-#include "base/io/Json.h"
+#include "base/io/json/Json.h"
 #include "rapidjson/document.h"
 #include "rapidjson/istreamwrapper.h"
 #include "rapidjson/ostreamwrapper.h"
@@ -102,7 +102,7 @@ bool xmrig::Json::save(const char *fileName, const rapidjson::Document &doc)
         return false;
     }
 #   elif defined(__GNUC__)
-    const int fd = _wopen(toUtf16(fileName).c_str(), _O_WRONLY | _O_BINARY | _O_TRUNC);
+    const int fd = _wopen(toUtf16(fileName).c_str(), _O_WRONLY | _O_BINARY | _O_CREAT | _O_TRUNC);
     if (fd == -1) {
         return false;
     }

src/base/io/log/Log.cpp

@@ -0,0 +1,250 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2019      Spudz76     <https://github.com/Spudz76>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifdef WIN32
+#   include <winsock2.h>
+#   include <windows.h>
+#endif
+
+
+#include <algorithm>
+#include <string.h>
+#include <string>
+#include <time.h>
+#include <uv.h>
+#include <vector>
+
+
+#include "base/io/log/Log.h"
+#include "base/kernel/interfaces/ILogBackend.h"
+#include "base/tools/Chrono.h"
+
+
+namespace xmrig {
+
+
+static const char *colors_map[] = {
+    RED_BOLD_S,    // EMERG
+    RED_BOLD_S,    // ALERT
+    RED_BOLD_S,    // CRIT
+    RED_S,         // ERR
+    YELLOW_S,      // WARNING
+    WHITE_BOLD_S,  // NOTICE
+    nullptr,       // INFO
+#   ifdef WIN32
+    BLACK_BOLD_S   // DEBUG
+#   else
+    BRIGHT_BLACK_S // DEBUG
+#   endif
+};
+
+
+
+class LogPrivate
+{
+public:
+    inline LogPrivate() :
+        m_buf()
+    {
+        uv_mutex_init(&m_mutex);
+    }
+
+
+    inline ~LogPrivate()
+    {
+        uv_mutex_destroy(&m_mutex);
+
+        for (ILogBackend *backend : m_backends) {
+            delete backend;
+        }
+    }
+
+
+    inline void add(ILogBackend *backend) { m_backends.push_back(backend); }
+
+
+    void print(Log::Level level, const char *fmt, va_list args)
+    {
+        size_t size   = 0;
+        size_t offset = 0;
+
+        lock();
+        timestamp(level, size, offset);
+        color(level, size);
+
+        const int rc = vsnprintf(m_buf + size, sizeof (m_buf) - offset - 32, fmt, args);
+        if (rc < 0) {
+            return unlock();
+        }
+
+        size += std::min(static_cast<size_t>(rc), sizeof (m_buf) - offset - 32);
+        endl(size);
+
+        std::string txt(m_buf);
+        size_t i;
+        while ((i = txt.find(CSI)) != std::string::npos) {
+            txt.erase(i, txt.find('m', i) - i + 1);
+        }
+
+        if (!m_backends.empty()) {
+            for (ILogBackend *backend : m_backends) {
+                backend->print(level, m_buf, offset, size, true);
+                backend->print(level, txt.c_str(), offset, txt.size(), false);
+            }
+        }
+        else {
+            fputs(txt.c_str(), stdout);
+            fflush(stdout);
+        }
+
+        unlock();
+    }
+
+
+private:
+    inline void lock()   { uv_mutex_lock(&m_mutex); }
+    inline void unlock() { uv_mutex_unlock(&m_mutex); }
+
+
+    inline void timestamp(Log::Level level, size_t &size, size_t &offset)
+    {
+        if (level == Log::NONE) {
+            return;
+        }
+
+        const uint64_t ms = Chrono::currentMSecsSinceEpoch();
+        time_t now        = ms / 1000;
+        tm stime;
+
+#       ifdef _WIN32
+        localtime_s(&stime, &now);
+#       else
+        localtime_r(&now, &stime);
+#       endif
+
+        const int rc = snprintf(m_buf, sizeof(m_buf) - 1, "[%d-%02d-%02d %02d:%02d:%02d" BLACK_BOLD(".%03d") "] ",
+                                stime.tm_year + 1900,
+                                stime.tm_mon + 1,
+                                stime.tm_mday,
+                                stime.tm_hour,
+                                stime.tm_min,
+                                stime.tm_sec,
+                                static_cast<int>(ms % 1000)
+                                );
+
+        if (rc > 0) {
+            size = offset = static_cast<size_t>(rc);
+        }
+    }
+
+
+    inline void color(Log::Level level, size_t &size)
+    {
+        if (level == Log::NONE) {
+            return;
+        }
+
+        const char *color = colors_map[level];
+        if (color == nullptr) {
+            return;
+        }
+
+        const size_t s = strlen(color);
+        memcpy(m_buf + size, color, s);
+
+        size += s;
+    }
+
+
+    inline void endl(size_t &size)
+    {
+#       ifdef _WIN32
+        memcpy(m_buf + size, CLEAR "\r\n", 7);
+        size += 6;
+#       else
+        memcpy(m_buf + size, CLEAR "\n", 6);
+        size += 5;
+#       endif
+    }
+
+
+    char m_buf[4096];
+    std::vector<ILogBackend*> m_backends;
+    uv_mutex_t m_mutex;
+};
+
+
+bool Log::colors   = true;
+LogPrivate *Log::d = new LogPrivate();
+
+
+} /* namespace xmrig */
+
+
+
+void xmrig::Log::add(ILogBackend *backend)
+{
+    if (d) {
+        d->add(backend);
+    }
+}
+
+
+void xmrig::Log::destroy()
+{
+    delete d;
+    d = nullptr;
+}
+
+
+void xmrig::Log::print(const char *fmt, ...)
+{
+    if (!d) {
+        return;
+    }
+
+    va_list args;
+    va_start(args, fmt);
+
+    d->print(NONE, fmt, args);
+
+    va_end(args);
+}
+
+
+void xmrig::Log::print(Level level, const char *fmt, ...)
+{
+    if (!d) {
+        return;
+    }
+
+    va_list args;
+    va_start(args, fmt);
+
+    d->print(level, fmt, args);
+
+    va_end(args);
+}

src/base/io/log/Log.h

@@ -0,0 +1,129 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2019      Spudz76     <https://github.com/Spudz76>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_LOG_H
+#define XMRIG_LOG_H
+
+
+namespace xmrig {
+
+
+class ILogBackend;
+class LogPrivate;
+
+
+class Log
+{
+public:
+    enum Level : int {
+        NONE = -1,
+        EMERG,   // system is unusable
+        ALERT,   // action must be taken immediately
+        CRIT,    // critical conditions
+        ERR,     // error conditions
+        WARNING, // warning conditions
+        NOTICE,  // normal but significant condition
+        INFO,    // informational
+        DEBUG,   // debug-level messages
+    };
+
+    static void add(ILogBackend *backend);
+    static void destroy();
+    static void print(const char *fmt, ...);
+    static void print(Level level, const char *fmt, ...);
+
+    static bool colors;
+
+private:
+    static LogPrivate *d;
+};
+
+
+#define CSI            "\x1B["     // Control Sequence Introducer (ANSI spec name)
+#define CLEAR          CSI "0m"    // all attributes off
+#define BRIGHT_BLACK_S CSI "0;90m" // somewhat MD.GRAY
+#define BLACK_S        CSI "0;30m"
+#define BLACK_BOLD_S   CSI "1;30m" // another name for GRAY
+#define RED_S          CSI "0;31m"
+#define RED_BOLD_S     CSI "1;31m"
+#define GREEN_S        CSI "0;32m"
+#define GREEN_BOLD_S   CSI "1;32m"
+#define YELLOW_S       CSI "0;33m"
+#define YELLOW_BOLD_S  CSI "1;33m"
+#define BLUE_S         CSI "0;34m"
+#define BLUE_BOLD_S    CSI "1;34m"
+#define MAGENTA_S      CSI "0;35m"
+#define MAGENTA_BOLD_S CSI "1;35m"
+#define CYAN_S         CSI "0;36m"
+#define CYAN_BOLD_S    CSI "1;36m"
+#define WHITE_S        CSI "0;37m" // another name for LT.GRAY
+#define WHITE_BOLD_S   CSI "1;37m" // actually white
+
+//color wrappings
+#define BLACK(x)        BLACK_S x CLEAR
+#define BLACK_BOLD(x)   BLACK_BOLD_S x CLEAR
+#define RED(x)          RED_S x CLEAR
+#define RED_BOLD(x)     RED_BOLD_S x CLEAR
+#define GREEN(x)        GREEN_S x CLEAR
+#define GREEN_BOLD(x)   GREEN_BOLD_S x CLEAR
+#define YELLOW(x)       YELLOW_S x CLEAR
+#define YELLOW_BOLD(x)  YELLOW_BOLD_S x CLEAR
+#define BLUE(x)         BLUE_S x CLEAR
+#define BLUE_BOLD(x)    BLUE_BOLD_S x CLEAR
+#define MAGENTA(x)      MAGENTA_S x CLEAR
+#define MAGENTA_BOLD(x) MAGENTA_BOLD_S x CLEAR
+#define CYAN(x)         CYAN_S x CLEAR
+#define CYAN_BOLD(x)    CYAN_BOLD_S x CLEAR
+#define WHITE(x)        WHITE_S x CLEAR
+#define WHITE_BOLD(x)   WHITE_BOLD_S x CLEAR
+
+
+#define LOG_EMERG(x, ...)  xmrig::Log::print(xmrig::Log::EMERG,   x, ##__VA_ARGS__)
+#define LOG_ALERT(x, ...)  xmrig::Log::print(xmrig::Log::ALERT,   x, ##__VA_ARGS__)
+#define LOG_CRIT(x, ...)   xmrig::Log::print(xmrig::Log::CRIT,    x, ##__VA_ARGS__)
+#define LOG_ERR(x, ...)    xmrig::Log::print(xmrig::Log::ERR,     x, ##__VA_ARGS__)
+#define LOG_WARN(x, ...)   xmrig::Log::print(xmrig::Log::WARNING, x, ##__VA_ARGS__)
+#define LOG_NOTICE(x, ...) xmrig::Log::print(xmrig::Log::NOTICE,  x, ##__VA_ARGS__)
+#define LOG_INFO(x, ...)   xmrig::Log::print(xmrig::Log::INFO,    x, ##__VA_ARGS__)
+
+#ifdef APP_DEBUG
+#   define LOG_DEBUG(x, ...) xmrig::Log::print(xmrig::Log::DEBUG, x, ##__VA_ARGS__)
+#else
+#   define LOG_DEBUG(x, ...)
+#endif
+
+#if defined(APP_DEBUG) || defined(APP_DEVEL)
+#   define LOG_DEBUG_ERR(x, ...)  xmrig::Log::print(xmrig::Log::ERR,     x, ##__VA_ARGS__)
+#   define LOG_DEBUG_WARN(x, ...) xmrig::Log::print(xmrig::Log::WARNING, x, ##__VA_ARGS__)
+#else
+#   define LOG_DEBUG_ERR(x, ...)
+#   define LOG_DEBUG_WARN(x, ...)
+#endif
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_LOG_H */

src/base/io/log/backends/ConsoleLog.cpp

@@ -0,0 +1,97 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2019      Spudz76     <https://github.com/Spudz76>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <stdio.h>
+
+
+#include "base/tools/Handle.h"
+#include "base/io/log/backends/ConsoleLog.h"
+#include "base/io/log/Log.h"
+
+
+xmrig::ConsoleLog::ConsoleLog() :
+    m_stream(nullptr)
+{
+    m_tty = new uv_tty_t;
+
+    if (uv_tty_init(uv_default_loop(), m_tty, 1, 0) < 0) {
+        Log::colors = false;
+        return;
+    }
+
+    uv_tty_set_mode(m_tty, UV_TTY_MODE_NORMAL);
+    m_stream = reinterpret_cast<uv_stream_t*>(m_tty);
+
+#   ifdef WIN32
+    HANDLE handle = GetStdHandle(STD_INPUT_HANDLE);
+    if (handle != INVALID_HANDLE_VALUE) {
+        DWORD mode = 0;
+        if (GetConsoleMode(handle, &mode)) {
+           mode &= ~ENABLE_QUICK_EDIT_MODE;
+           SetConsoleMode(handle, mode | ENABLE_EXTENDED_FLAGS);
+        }
+    }
+#   endif
+}
+
+
+xmrig::ConsoleLog::~ConsoleLog()
+{
+    Handle::close(m_tty);
+}
+
+
+void xmrig::ConsoleLog::print(int, const char *line, size_t, size_t size, bool colors)
+{
+    if (Log::colors != colors) {
+        return;
+    }
+
+#   ifdef _WIN32
+    uv_buf_t buf = uv_buf_init(const_cast<char *>(line), static_cast<unsigned int>(size));
+#   else
+    uv_buf_t buf = uv_buf_init(const_cast<char *>(line), size);
+#   endif
+
+    if (!isWritable()) {
+        fputs(line, stdout);
+        fflush(stdout);
+    }
+    else {
+        uv_try_write(m_stream, &buf, 1);
+    }
+}
+
+
+bool xmrig::ConsoleLog::isWritable() const
+{
+    if (!m_stream || uv_is_writable(m_stream) != 1) {
+        return false;
+    }
+
+    const uv_handle_type type = uv_guess_handle(1);
+    return type == UV_TTY || type == UV_NAMED_PIPE;
+}

src/base/io/log/backends/ConsoleLog.h

@@ -0,0 +1,60 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2019      Spudz76     <https://github.com/Spudz76>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_CONSOLELOG_H
+#define XMRIG_CONSOLELOG_H
+
+
+typedef struct uv_stream_s uv_stream_t;
+typedef struct uv_tty_s uv_tty_t;
+
+
+#include "base/kernel/interfaces/ILogBackend.h"
+
+
+namespace xmrig {
+
+
+class ConsoleLog : public ILogBackend
+{
+public:
+    ConsoleLog();
+    ~ConsoleLog() override;
+
+protected:
+    void print(int level, const char *line, size_t offset, size_t size, bool colors) override;
+
+private:
+    bool isWritable() const;
+
+    uv_stream_t *m_stream;
+    uv_tty_t *m_tty;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_CONSOLELOG_H */

src/base/io/log/backends/FileLog.cpp

@@ -0,0 +1,67 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2019      Spudz76     <https://github.com/Spudz76>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <string.h>
+#include <uv.h>
+
+
+#include "base/io/log/backends/FileLog.h"
+
+
+xmrig::FileLog::FileLog(const char *fileName)
+{
+    uv_fs_t req;
+    m_file = uv_fs_open(uv_default_loop(), &req, fileName, O_CREAT | O_APPEND | O_WRONLY, 0644, nullptr);
+    uv_fs_req_cleanup(&req);
+}
+
+
+void xmrig::FileLog::print(int, const char *line, size_t, size_t size, bool colors)
+{
+    if (m_file < 0 || colors) {
+        return;
+    }
+
+#   ifdef _WIN32
+    uv_buf_t buf = uv_buf_init(strdup(line), static_cast<unsigned int>(size));
+#   else
+    uv_buf_t buf = uv_buf_init(strdup(line), size);
+#   endif
+
+    uv_fs_t *req = new uv_fs_t;
+    req->data = buf.base;
+
+    uv_fs_write(uv_default_loop(), req, m_file, &buf, 1, -1, FileLog::onWrite);
+}
+
+
+void xmrig::FileLog::onWrite(uv_fs_t *req)
+{
+    delete [] static_cast<char *>(req->data);
+
+    uv_fs_req_cleanup(req);
+    delete req;
+}

src/base/io/log/backends/FileLog.h

@@ -0,0 +1,58 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2019      Spudz76     <https://github.com/Spudz76>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_FILELOG_H
+#define XMRIG_FILELOG_H
+
+
+typedef struct uv_fs_s uv_fs_t;
+
+
+#include "base/kernel/interfaces/ILogBackend.h"
+
+
+namespace xmrig {
+
+
+class FileLog : public ILogBackend
+{
+public:
+    FileLog(const char *fileName);
+
+
+protected:
+    void print(int level, const char *line, size_t offset, size_t size, bool colors) override;
+
+private:
+    static void onWrite(uv_fs_t *req);
+
+    int m_file;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_FILELOG_H */

src/base/io/log/backends/SysLog.cpp

@@ -0,0 +1,53 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2019      Spudz76     <https://github.com/Spudz76>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <syslog.h>
+
+
+#include "base/io/log/backends/SysLog.h"
+#include "version.h"
+
+
+xmrig::SysLog::SysLog()
+{
+    openlog(APP_ID, LOG_PID, LOG_USER);
+}
+
+
+xmrig::SysLog::~SysLog()
+{
+    closelog();
+}
+
+
+void xmrig::SysLog::print(int level, const char *line, size_t offset, size_t, bool colors)
+{
+    if (colors) {
+        return;
+    }
+
+    syslog(level == -1 ? LOG_INFO : level, "%s", line + offset);
+}

src/base/io/log/backends/SysLog.h

@@ -0,0 +1,50 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2019      Spudz76     <https://github.com/Spudz76>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_SYSLOG_H
+#define XMRIG_SYSLOG_H
+
+
+#include "base/kernel/interfaces/ILogBackend.h"
+
+
+namespace xmrig {
+
+
+class SysLog : public ILogBackend
+{
+public:
+    SysLog();
+    ~SysLog();
+
+protected:
+    void print(int level, const char *line, size_t offset, size_t size, bool colors) override;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_SYSLOG_H */

src/base/kernel/Base.cpp

@@ -0,0 +1,291 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <assert.h>
+#include <memory>
+
+
+#include "base/io/json/Json.h"
+#include "base/io/json/JsonChain.h"
+#include "base/io/log/backends/ConsoleLog.h"
+#include "base/io/log/backends/FileLog.h"
+#include "base/io/log/Log.h"
+#include "base/io/Watcher.h"
+#include "base/kernel/Base.h"
+#include "base/kernel/interfaces/IBaseListener.h"
+#include "base/kernel/Process.h"
+#include "common/Platform.h"
+#include "core/config/Config.h"
+#include "core/config/ConfigTransform.h"
+
+
+#ifdef HAVE_SYSLOG_H
+#   include "base/io/log/backends/SysLog.h"
+#endif
+
+
+#ifdef XMRIG_FEATURE_API
+#   include "api/Api.h"
+#endif
+
+
+#ifdef XMRIG_FEATURE_EMBEDDED_CONFIG
+#   include "core/config/Config_default.h"
+#endif
+
+
+class xmrig::BasePrivate
+{
+public:
+    inline BasePrivate(Process *process) :
+        api(nullptr),
+        config(nullptr),
+        process(process),
+        watcher(nullptr)
+    {}
+
+
+    inline ~BasePrivate()
+    {
+#       ifdef XMRIG_FEATURE_API
+        delete api;
+#       endif
+
+        delete config;
+        delete watcher;
+    }
+
+
+    inline bool read(const JsonChain &chain, std::unique_ptr<Config> &config)
+    {
+        config = std::unique_ptr<Config>(new Config());
+
+        return config->read(chain, chain.fileName());
+    }
+
+
+    inline Config *load()
+    {
+        JsonChain chain;
+        ConfigTransform transform;
+        std::unique_ptr<Config> config;
+
+        transform.load(chain, process, transform);
+
+        if (read(chain, config)) {
+            return config.release();
+        }
+
+        chain.addFile(process->location(Process::ExeLocation, "config.json"));
+
+        if (read(chain, config)) {
+            return config.release();
+        }
+
+#       ifdef XMRIG_FEATURE_EMBEDDED_CONFIG
+        chain.addRaw(default_config);
+
+        if (read(chain, config)) {
+            return config.release();
+        }
+#       endif
+
+        return nullptr;
+    }
+
+
+    inline void replace(Config *newConfig)
+    {
+        Config *previousConfig = config;
+        config = newConfig;
+
+        for (IBaseListener *listener : listeners) {
+            listener->onConfigChanged(config, previousConfig);
+        }
+
+        delete previousConfig;
+    }
+
+
+    Api *api;
+    Config *config;
+    Process *process;
+    std::vector<IBaseListener *> listeners;
+    Watcher *watcher;
+};
+
+
+xmrig::Base::Base(Process *process)
+    : d_ptr(new BasePrivate(process))
+{
+}
+
+
+xmrig::Base::~Base()
+{
+    delete d_ptr;
+}
+
+
+bool xmrig::Base::isReady() const
+{
+    return d_ptr->config != nullptr;
+}
+
+
+int xmrig::Base::init()
+{
+    d_ptr->config = d_ptr->load();
+
+    if (!d_ptr->config) {
+        LOG_EMERG("No valid configuration found. Exiting.");
+
+        return 1;
+    }
+
+#   ifdef XMRIG_FEATURE_API
+    d_ptr->api = new Api(this);
+#   endif
+
+    Platform::init(config()->userAgent());
+
+#   ifndef XMRIG_PROXY_PROJECT
+    Platform::setProcessPriority(config()->priority());
+#   endif
+
+    if (!config()->isBackground()) {
+        Log::add(new ConsoleLog());
+    }
+
+    if (config()->logFile()) {
+        Log::add(new FileLog(config()->logFile()));
+    }
+
+#   ifdef HAVE_SYSLOG_H
+    if (config()->isSyslog()) {
+        Log::add(new SysLog());
+    }
+#   endif
+
+    return 0;
+}
+
+
+void xmrig::Base::start()
+{
+#   ifdef XMRIG_FEATURE_API
+    api()->start();
+#   endif
+
+    if (config()->isShouldSave()) {
+        config()->save();
+    }
+
+    if (config()->isWatch()) {
+        d_ptr->watcher = new Watcher(config()->fileName(), this);
+    }
+}
+
+
+void xmrig::Base::stop()
+{
+#   ifdef XMRIG_FEATURE_API
+    api()->stop();
+#   endif
+
+    delete d_ptr->watcher;
+    d_ptr->watcher = nullptr;
+}
+
+
+xmrig::Api *xmrig::Base::api() const
+{
+    assert(d_ptr->api != nullptr);
+
+    return d_ptr->api;
+}
+
+
+bool xmrig::Base::reload(const rapidjson::Value &json)
+{
+    JsonReader reader(json);
+    if (reader.isEmpty()) {
+        return false;
+    }
+
+    Config *config = new Config();
+    if (!config->read(reader, d_ptr->config->fileName())) {
+        delete config;
+
+        return false;
+    }
+
+    const bool saved = config->save();
+
+    if (config->isWatch() && d_ptr->watcher && saved) {
+        delete config;
+
+        return true;
+    }
+
+    d_ptr->replace(config);
+
+    return true;
+}
+
+
+xmrig::Config *xmrig::Base::config() const
+{
+    assert(d_ptr->config != nullptr);
+
+    return d_ptr->config;
+}
+
+
+void xmrig::Base::addListener(IBaseListener *listener)
+{
+    d_ptr->listeners.push_back(listener);
+}
+
+
+void xmrig::Base::onFileChanged(const String &fileName)
+{
+    LOG_WARN("\"%s\" was changed, reloading configuration", fileName.data());
+
+    JsonChain chain;
+    chain.addFile(fileName);
+
+    Config *config = new Config();
+
+    if (!config->read(chain, chain.fileName())) {
+        LOG_ERR("reloading failed");
+
+        delete config;
+        return;
+    }
+
+    d_ptr->replace(config);
+    pconfig = config;
+}

src/base/kernel/Base.h

@@ -22,32 +22,50 @@
  *   along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef XMRIG_JSON_H
-#define XMRIG_JSON_H
+#ifndef XMRIG_BASE_H
+#define XMRIG_BASE_H
 
 
+#include "base/kernel/interfaces/IConfigListener.h"
+#include "base/kernel/interfaces/IWatcherListener.h"
 #include "rapidjson/fwd.h"
 
 
 namespace xmrig {
 
 
-class Json
+class Api;
+class Config;
+class BasePrivate;
+class IBaseListener;
+class Process;
+
+
+class Base : public IWatcherListener
 {
 public:
-    static bool getBool(const rapidjson::Value &obj, const char *key, bool defaultValue = false);
-    static const char *getString(const rapidjson::Value &obj, const char *key, const char *defaultValue = nullptr);
-    static int getInt(const rapidjson::Value &obj, const char *key, int defaultValue = 0);
-    static int64_t getInt64(const rapidjson::Value &obj, const char *key, int64_t defaultValue = 0);
-    static uint64_t getUint64(const rapidjson::Value &obj, const char *key, uint64_t defaultValue = 0);
-    static unsigned getUint(const rapidjson::Value &obj, const char *key, unsigned defaultValue = 0);
+    Base(Process *process);
+    ~Base() override;
 
-    static bool get(const char *fileName, rapidjson::Document &doc);
-    static bool save(const char *fileName, const rapidjson::Document &doc);
+    virtual bool isReady() const;
+    virtual int init();
+    virtual void start();
+    virtual void stop();
+
+    Api *api() const;
+    bool reload(const rapidjson::Value &json);
+    Config *config() const;
+    void addListener(IBaseListener *listener);
+
+protected:
+    void onFileChanged(const String &fileName) override;
+
+private:
+    BasePrivate *d_ptr;
 };
 
 
 } /* namespace xmrig */
 
 
-#endif /* XMRIG_JSON_H */
+#endif /* XMRIG_BASE_H */

src/base/kernel/Entry.cpp

@@ -27,19 +27,14 @@
 #include <uv.h>
 
 
-#ifndef XMRIG_NO_HTTPD
-#   include <microhttpd.h>
-#endif
-
-
-#ifndef XMRIG_NO_TLS
+#ifdef XMRIG_FEATURE_TLS
 #   include <openssl/opensslv.h>
 #endif
 
 
 #include "base/kernel/Entry.h"
 #include "base/kernel/Process.h"
-#include "core/usage.h"
+#include "core/config/usage.h"
 #include "version.h"
 
 
@@ -73,11 +68,7 @@ static int showVersion()
 
     printf("\nlibuv/%s\n", uv_version_string());
 
-#   ifndef XMRIG_NO_HTTPD
-    printf("microhttpd/%s\n", MHD_get_version());
-#   endif
-
-#   if !defined(XMRIG_NO_TLS) && defined(OPENSSL_VERSION_TEXT)
+#   if defined(XMRIG_FEATURE_TLS) && defined(OPENSSL_VERSION_TEXT)
     {
         constexpr const char *v = OPENSSL_VERSION_TEXT + 8;
         printf("OpenSSL/%.*s\n", static_cast<int>(strchr(v, ' ') - v), v);

src/base/kernel/Process.cpp

@@ -28,6 +28,7 @@
 
 
 #include "base/kernel/Process.h"
+#include "base/tools/Chrono.h"
 
 
 static size_t location(xmrig::Process::Location location, char *buf, size_t max)
@@ -50,7 +51,7 @@ static size_t location(xmrig::Process::Location location, char *buf, size_t max)
 xmrig::Process::Process(int argc, char **argv) :
     m_arguments(argc, argv)
 {
-    srand(static_cast<unsigned int>(static_cast<uintptr_t>(time(nullptr)) ^ reinterpret_cast<uintptr_t>(this)));
+    srand(static_cast<unsigned int>(Chrono::currentMSecsSinceEpoch() ^ reinterpret_cast<uintptr_t>(this)));
 }
 
 

src/base/kernel/Signals.cpp

@@ -5,8 +5,8 @@
  * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
  * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
  * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
- * Copyright 2018      SChernykh   <https://github.com/SChernykh>
- * Copyright 2016-2018 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -44,20 +44,31 @@ xmrig::Signals::Signals(ISignalListener *listener)
         m_signals[i] = signal;
 
         uv_signal_init(uv_default_loop(), signal);
-        uv_signal_start(signal, xmrig::Signals::onSignal, signums[i]);
+        uv_signal_start(signal, Signals::onSignal, signums[i]);
     }
 }
 
 
 xmrig::Signals::~Signals()
 {
+    stop();
+}
+
+
+void xmrig::Signals::stop()
+{
+    if (!m_signals[0]) {
+        return;
+    }
+
     for (size_t i = 0; i < kSignalsCount; ++i) {
         Handle::close(m_signals[i]);
+        m_signals[i] = nullptr;
     }
 }
 
 
 void xmrig::Signals::onSignal(uv_signal_t *handle, int signum)
 {
-    static_cast<xmrig::Signals *>(handle->data)->m_listener->onSignal(signum);
+    static_cast<Signals *>(handle->data)->m_listener->onSignal(signum);
 }

src/base/kernel/Signals.h

@@ -46,6 +46,8 @@ public:
     Signals(ISignalListener *listener);
     ~Signals();
 
+    void stop();
+
 private:
     void close(int signum);
 

src/base/kernel/config/BaseConfig.cpp

@@ -0,0 +1,196 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <uv.h>
+
+
+#ifdef XMRIG_FEATURE_TLS
+#   include <openssl/opensslv.h>
+#endif
+
+
+#ifdef XMRIG_AMD_PROJECT
+#   if defined(__APPLE__)
+#       include <OpenCL/cl.h>
+#   else
+#       include "3rdparty/CL/cl.h"
+#   endif
+#endif
+
+
+#ifdef XMRIG_NVIDIA_PROJECT
+#   include "nvidia/cryptonight.h"
+#endif
+
+
+#include "base/io/json/Json.h"
+#include "base/io/log/Log.h"
+#include "base/kernel/config/BaseConfig.h"
+#include "base/kernel/interfaces/IJsonReader.h"
+#include "donate.h"
+#include "rapidjson/document.h"
+#include "rapidjson/filewritestream.h"
+#include "rapidjson/prettywriter.h"
+#include "version.h"
+
+
+xmrig::BaseConfig::BaseConfig() :
+    m_algorithm(CRYPTONIGHT, VARIANT_AUTO),
+    m_autoSave(true),
+    m_background(false),
+    m_dryRun(false),
+    m_syslog(false),
+    m_upgrade(false),
+    m_watch(true)
+{
+}
+
+
+void xmrig::BaseConfig::printVersions()
+{
+    char buf[256] = { 0 };
+
+#   if defined(__clang__)
+    snprintf(buf, sizeof buf, "clang/%d.%d.%d", __clang_major__, __clang_minor__, __clang_patchlevel__);
+#   elif defined(__GNUC__)
+    snprintf(buf, sizeof buf, "gcc/%d.%d.%d", __GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__);
+#   elif defined(_MSC_VER)
+    snprintf(buf, sizeof buf, "MSVC/%d", MSVC_VERSION);
+#   endif
+
+    Log::print(GREEN_BOLD(" * ") WHITE_BOLD("%-13s") CYAN_BOLD("%s/%s") WHITE_BOLD(" %s"), "ABOUT", APP_NAME, APP_VERSION, buf);
+
+#   if defined(XMRIG_AMD_PROJECT)
+#   if CL_VERSION_2_0
+    const char *ocl = "2.0";
+#   elif CL_VERSION_1_2
+    const char *ocl = "1.2";
+#   elif CL_VERSION_1_1
+    const char *ocl = "1.1";
+#   elif CL_VERSION_1_0
+    const char *ocl = "1.0";
+#   else
+    const char *ocl = "0.0";
+#   endif
+    int length = snprintf(buf, sizeof buf, "OpenCL/%s ", ocl);
+#   elif defined(XMRIG_NVIDIA_PROJECT)
+    const int cudaVersion = cuda_get_runtime_version();
+    int length = snprintf(buf, sizeof buf, "CUDA/%d.%d ", cudaVersion / 1000, cudaVersion % 100);
+#   else
+    memset(buf, 0, 16);
+
+#   if defined(XMRIG_FEATURE_HTTP) || defined(XMRIG_FEATURE_TLS)
+    int length = 0;
+#   endif
+#   endif
+
+#   if defined(XMRIG_FEATURE_TLS) && defined(OPENSSL_VERSION_TEXT)
+    {
+        constexpr const char *v = OPENSSL_VERSION_TEXT + 8;
+        length += snprintf(buf + length, (sizeof buf) - length, "OpenSSL/%.*s ", static_cast<int>(strchr(v, ' ') - v), v);
+    }
+#   endif
+
+    Log::print(GREEN_BOLD(" * ") WHITE_BOLD("%-13slibuv/%s %s"), "LIBS", uv_version_string(), buf);
+}
+
+
+bool xmrig::BaseConfig::read(const IJsonReader &reader, const char *fileName)
+{
+    m_fileName = fileName;
+
+    if (reader.isEmpty()) {
+        return false;
+    }
+
+    m_autoSave     = reader.getBool("autosave", m_autoSave);
+    m_background   = reader.getBool("background", m_background);
+    m_dryRun       = reader.getBool("dry-run", m_dryRun);
+    m_syslog       = reader.getBool("syslog", m_syslog);
+    m_watch        = reader.getBool("watch", m_watch);
+    Log::colors    = reader.getBool("colors", Log::colors);
+    m_logFile      = reader.getString("log-file");
+    m_userAgent    = reader.getString("user-agent");
+
+    setPrintTime(reader.getUint("print-time", 60));
+
+    const rapidjson::Value &api = reader.getObject("api");
+    if (api.IsObject()) {
+        m_apiId       = Json::getString(api, "id");
+        m_apiWorkerId = Json::getString(api, "worker-id");
+    }
+
+#   ifdef XMRIG_DEPRECATED
+    if (api.IsObject() && api.HasMember("port")) {
+        m_upgrade = true;
+        m_http.load(api);
+        m_http.setEnabled(Json::getUint(api, "port") > 0);
+        m_http.setHost("0.0.0.0");
+    }
+    else {
+        m_http.load(reader.getObject("http"));
+    }
+#   else
+    m_http.load(chain.getObject("http"));
+#   endif
+
+    m_algorithm.parseAlgorithm(reader.getString("algo", "cn"));
+
+    m_pools.load(reader.getArray("pools"));
+    m_pools.setDonateLevel(reader.getInt("donate-level", kDefaultDonateLevel));
+    m_pools.setProxyDonate(reader.getInt("donate-over-proxy", Pools::PROXY_DONATE_AUTO));
+    m_pools.setRetries(reader.getInt("retries"));
+    m_pools.setRetryPause(reader.getInt("retry-pause"));
+
+    if (!m_algorithm.isValid()) {
+        return false;
+    }
+
+    m_pools.adjust(m_algorithm);
+
+    return m_pools.active() > 0;
+}
+
+
+bool xmrig::BaseConfig::save()
+{
+    if (m_fileName.isNull()) {
+        return false;
+    }
+
+    rapidjson::Document doc;
+    getJSON(doc);
+
+    if (Json::save(m_fileName, doc)) {
+        LOG_NOTICE("configuration saved to: \"%s\"", m_fileName.data());
+        return true;
+    }
+
+    return false;
+}

src/base/kernel/config/BaseConfig.h

@@ -0,0 +1,101 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ * Copyright 2018-2019 MoneroOcean <https://github.com/MoneroOcean>, <support@moneroocean.stream>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_BASECONFIG_H
+#define XMRIG_BASECONFIG_H
+
+
+#include "base/kernel/interfaces/IConfig.h"
+#include "base/net/http/Http.h"
+#include "base/net/stratum/Pools.h"
+#include "common/xmrig.h"
+
+
+struct option;
+
+
+namespace xmrig {
+
+
+class IJsonReader;
+
+
+class BaseConfig : public IConfig
+{
+public:
+    BaseConfig();
+
+    inline bool isAutoSave() const                 { return m_autoSave; }
+    inline bool isBackground() const               { return m_background; }
+    inline bool isDryRun() const                   { return m_dryRun; }
+    inline bool isCalibrateAlgo() const            { return m_calibrateAlgo; }
+    inline int  calibrateAlgoTime() const          { return m_calibrateAlgoTime; }
+    inline bool isSyslog() const                   { return m_syslog; }
+    inline const char *logFile() const             { return m_logFile.data(); }
+    inline const char *userAgent() const           { return m_userAgent.data(); }
+    inline const Http &http() const                { return m_http; }
+    inline const Pools &pools() const              { return m_pools; }
+    inline const String &apiId() const             { return m_apiId; }
+    inline const String &apiWorkerId() const       { return m_apiWorkerId; }
+    inline uint32_t printTime() const              { return m_printTime; }
+
+    inline bool isWatch() const override                   { return m_watch && !m_fileName.isNull(); }
+    inline const Algorithm &algorithm() const override     { return m_algorithm; }
+    inline const String &fileName() const override         { return m_fileName; }
+    inline void setFileName(const char *fileName) override { m_fileName = fileName; }
+
+    bool read(const IJsonReader &reader, const char *fileName) override;
+    bool save() override;
+
+    void printVersions();
+
+protected:
+    Algorithm m_algorithm;
+    bool m_autoSave;
+    bool m_background;
+    bool m_dryRun;
+    bool m_calibrateAlgo;
+    int  m_calibrateAlgoTime;
+    bool m_syslog;
+    bool m_upgrade;
+    bool m_watch;
+    Http m_http;
+    Pools m_pools;
+    String m_apiId;
+    String m_apiWorkerId;
+    String m_fileName;
+    String m_logFile;
+    String m_userAgent;
+    uint32_t m_printTime;
+
+private:
+    inline void setPrintTime(uint32_t printTime) { if (printTime <= 3600) { m_printTime = printTime; } }
+};
+
+
+} // namespace xmrig
+
+
+#endif /* XMRIG_BASECONFIG_H */

src/base/kernel/config/BaseTransform.cpp

@@ -0,0 +1,279 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <stdio.h>
+
+
+#ifdef _MSC_VER
+#   include "getopt/getopt.h"
+#else
+#   include <getopt.h>
+#endif
+
+
+#include "base/kernel/config/BaseTransform.h"
+#include "base/kernel/Process.h"
+#include "base/io/log/Log.h"
+#include "base/kernel/interfaces/IConfig.h"
+#include "base/io/json/JsonChain.h"
+#include "core/config/Config_platform.h"
+
+
+namespace xmrig
+{
+
+static const char *kApi   = "api";
+static const char *kHttp  = "http";
+static const char *kPools = "pools";
+
+}
+
+
+xmrig::BaseTransform::BaseTransform()
+{
+}
+
+
+void xmrig::BaseTransform::load(JsonChain &chain, Process *process, IConfigTransform &transform)
+{
+    using namespace rapidjson;
+
+    int key;
+    int argc    = process->arguments().argc();
+    char **argv = process->arguments().argv();
+
+    Document doc(kObjectType);
+
+    while (1) {
+        key = getopt_long(argc, argv, short_options, options, nullptr);
+        if (key < 0) {
+            break;
+        }
+
+        if (key == IConfig::ConfigKey) {
+            chain.add(std::move(doc));
+            chain.addFile(optarg);
+
+            doc = Document(kObjectType);
+        }
+        else {
+            transform.transform(doc, key, optarg);
+        }
+    }
+
+    if (optind < argc) {
+        LOG_WARN("%s: unsupported non-option argument '%s'", argv[0], argv[optind]);
+    }
+
+    chain.add(std::move(doc));
+}
+
+
+void xmrig::BaseTransform::transform(rapidjson::Document &doc, int key, const char *arg)
+{
+    switch (key) {
+    case IConfig::AlgorithmKey: /* --algo */
+        return set(doc, "algo", arg);
+
+    case IConfig::UserpassKey: /* --userpass */
+        {
+            const char *p = strrchr(arg, ':');
+            if (!p) {
+                return;
+            }
+
+            char *user = new char[p - arg + 1]();
+            strncpy(user, arg, static_cast<size_t>(p - arg));
+
+            add<const char *>(doc, kPools, "user", user);
+            add(doc, kPools, "pass", p + 1);
+            delete [] user;
+        }
+        break;
+
+    case IConfig::UrlKey: /* --url */
+        return add(doc, kPools, "url", arg, true);
+
+    case IConfig::UserKey: /* --user */
+        return add(doc, kPools, "user", arg);
+
+    case IConfig::PasswordKey: /* --pass */
+        return add(doc, kPools, "pass", arg);
+
+    case IConfig::RigIdKey: /* --rig-id */
+        return add(doc, kPools, "rig-id", arg);
+
+    case IConfig::FingerprintKey: /* --tls-fingerprint */
+        return add(doc, kPools, "tls-fingerprint", arg);
+
+    case IConfig::VariantKey: /* --variant */
+        return add(doc, kPools, "variant", arg);
+
+    case IConfig::LogFileKey: /* --log-file */
+        return set(doc, "log-file", arg);
+
+#   ifdef XMRIG_DEPRECATED
+    case IConfig::ApiAccessTokenKey: /* --api-access-token */
+        fputs("option \"--api-access-token\" deprecated, use \"--http-access-token\" instead.\n", stderr);
+        fflush(stdout);
+        return set(doc, kHttp, "access-token", arg);
+#   endif
+
+    case IConfig::HttpAccessTokenKey: /* --http-access-token */
+        return set(doc, kHttp, "access-token", arg);
+
+    case IConfig::HttpHostKey: /* --http-host */
+        return set(doc, kHttp, "host", arg);
+
+    case IConfig::ApiWorkerIdKey: /* --api-worker-id */
+        return set(doc, kApi, "worker-id", arg);
+
+    case IConfig::ApiIdKey: /* --api-id */
+        return set(doc, kApi, "id", arg);
+
+    case IConfig::UserAgentKey: /* --user-agent */
+        return set(doc, "user-agent", arg);
+
+    case IConfig::RetriesKey:     /* --retries */
+    case IConfig::RetryPauseKey:  /* --retry-pause */
+    case IConfig::PrintTimeKey:   /* --print-time */
+    case IConfig::HttpPort:       /* --http-port */
+    case IConfig::DonateLevelKey: /* --donate-level */
+    case IConfig::DaemonPollKey:  /* --daemon-poll-interval */
+#   ifdef XMRIG_DEPRECATED
+    case IConfig::ApiPort:       /* --api-port */
+#   endif
+        return transformUint64(doc, key, static_cast<uint64_t>(strtol(arg, nullptr, 10)));
+
+    case IConfig::BackgroundKey:  /* --background */
+    case IConfig::SyslogKey:      /* --syslog */
+    case IConfig::KeepAliveKey:   /* --keepalive */
+    case IConfig::NicehashKey:    /* --nicehash */
+    case IConfig::TlsKey:         /* --tls */
+    case IConfig::DryRunKey:      /* --dry-run */
+    case IConfig::HttpEnabledKey: /* --http-enabled */
+    case IConfig::DaemonKey:      /* --daemon */
+        return transformBoolean(doc, key, true);
+
+    case IConfig::ColorKey:          /* --no-color */
+    case IConfig::HttpRestrictedKey: /* --http-no-restricted */
+#   ifdef XMRIG_DEPRECATED
+    case IConfig::ApiRestrictedKey: /* --api-no-restricted */
+    case IConfig::ApiIPv6Key:       /* --api-ipv6 */
+#   endif
+        return transformBoolean(doc, key, false);
+
+    default:
+        break;
+    }
+}
+
+
+void xmrig::BaseTransform::transformBoolean(rapidjson::Document &doc, int key, bool enable)
+{
+    switch (key) {
+    case IConfig::BackgroundKey: /* --background */
+        return set(doc, "background", enable);
+
+    case IConfig::SyslogKey: /* --syslog */
+        return set(doc, "syslog", enable);
+
+    case IConfig::KeepAliveKey: /* --keepalive */
+        return add(doc, kPools, "keepalive", enable);
+
+    case IConfig::TlsKey: /* --tls */
+        return add(doc, kPools, "tls", enable);
+
+    case IConfig::DaemonKey: /* --daemon */
+        return add(doc, kPools, "daemon", enable);
+
+#   ifndef XMRIG_PROXY_PROJECT
+    case IConfig::NicehashKey: /* --nicehash */
+        return add<bool>(doc, kPools, "nicehash", enable);
+#   endif
+
+    case IConfig::ColorKey: /* --no-color */
+        return set(doc, "colors", enable);
+
+#   ifdef XMRIG_DEPRECATED
+    case IConfig::ApiIPv6Key: /* --api-ipv6 */
+        break;
+
+    case IConfig::ApiRestrictedKey: /* --api-no-restricted */
+        fputs("option \"--api-no-restricted\" deprecated, use \"--http-no-restricted\" instead.\n", stderr);
+        fflush(stdout);
+        return set(doc, kHttp, "restricted", enable);
+#   endif
+
+    case IConfig::HttpRestrictedKey: /* --http-no-restricted */
+        return set(doc, kHttp, "restricted", enable);
+
+    case IConfig::HttpEnabledKey: /* --http-enabled */
+        return set(doc, kHttp, "enabled", enable);
+
+    case IConfig::DryRunKey: /* --dry-run */
+        return set(doc, "dry-run", enable);
+
+    default:
+        break;
+    }
+}
+
+
+void xmrig::BaseTransform::transformUint64(rapidjson::Document &doc, int key, uint64_t arg)
+{
+    switch (key) {
+    case IConfig::RetriesKey: /* --retries */
+        return set(doc, "retries", arg);
+
+    case IConfig::RetryPauseKey: /* --retry-pause */
+        return set(doc, "retry-pause", arg);
+
+    case IConfig::DonateLevelKey: /* --donate-level */
+        return set(doc, "donate-level", arg);
+
+    case IConfig::ProxyDonateKey: /* --donate-over-proxy */
+        return set(doc, "donate-over-proxy", arg);
+
+#   ifdef XMRIG_DEPRECATED
+    case IConfig::ApiPort: /* --api-port */
+        fputs("option \"--api-port\" deprecated, use \"--http-port\" instead.\n", stderr);
+        fflush(stdout);
+        return set(doc, kHttp, "port", arg);
+#   endif
+
+    case IConfig::HttpPort: /* --http-port */
+        return set(doc, kHttp, "port", arg);
+
+    case IConfig::PrintTimeKey: /* --print-time */
+        return set(doc, "print-time", arg);
+
+    case IConfig::DaemonPollKey:  /* --daemon-poll-interval */
+        return add(doc, kPools, "daemon-poll-interval", arg);
+
+    default:
+        break;
+    }
+}

src/base/kernel/config/BaseTransform.h

@@ -0,0 +1,123 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_BASETRANSFORM_H
+#define XMRIG_BASETRANSFORM_H
+
+
+#include "base/kernel/interfaces/IConfigTransform.h"
+#include "rapidjson/document.h"
+
+
+struct option;
+
+
+namespace xmrig {
+
+
+class IConfigTransform;
+class JsonChain;
+class Process;
+
+
+class BaseTransform : public IConfigTransform
+{
+public:
+    BaseTransform();
+
+    static void load(JsonChain &chain, Process *process, IConfigTransform &transform);
+
+protected:
+    void transform(rapidjson::Document &doc, int key, const char *arg) override;
+
+
+    template<typename T>
+    inline void set(rapidjson::Document &doc, const char *key, T value) { set<T>(doc, doc, key, value); }
+
+
+    template<typename T>
+    inline void set(rapidjson::Document &doc, const char *objKey, const char *key, T value)
+    {
+        if (!doc.HasMember(objKey)) {
+            doc.AddMember(rapidjson::StringRef(objKey), rapidjson::kObjectType, doc.GetAllocator());
+        }
+
+        set<T>(doc, doc[objKey], key, value);
+    }
+
+
+    template<typename T>
+    inline void add(rapidjson::Document &doc, const char *arrayKey, const char *key, T value, bool force = false)
+    {
+        auto &allocator = doc.GetAllocator();
+
+        if (!doc.HasMember(arrayKey)) {
+            doc.AddMember(rapidjson::StringRef(arrayKey), rapidjson::kArrayType, allocator);
+        }
+
+        rapidjson::Value &array = doc[arrayKey];
+        if (force || array.Size() == 0) {
+            array.PushBack(rapidjson::kObjectType, allocator);
+        }
+
+        set<T>(doc, array[array.Size() - 1], key, value);
+    }
+
+
+    template<typename T>
+    inline void set(rapidjson::Document &doc, rapidjson::Value &obj, const char *key, T value)
+    {
+        if (obj.HasMember(key)) {
+            obj[key] = value;
+        }
+        else {
+            obj.AddMember(rapidjson::StringRef(key), value, doc.GetAllocator());
+        }
+    }
+
+
+private:
+    void transformBoolean(rapidjson::Document &doc, int key, bool enable);
+    void transformUint64(rapidjson::Document &doc, int key, uint64_t arg);
+};
+
+
+template<>
+inline void BaseTransform::set(rapidjson::Document &doc, rapidjson::Value &obj, const char *key, const char *value)
+{
+    auto &allocator = doc.GetAllocator();
+
+    if (obj.HasMember(key)) {
+        obj[key] = rapidjson::Value(value, allocator);
+    }
+    else {
+        obj.AddMember(rapidjson::StringRef(key), rapidjson::Value(value, allocator), allocator);
+    }
+}
+
+
+} // namespace xmrig
+
+
+#endif /* XMRIG_BASETRANSFORM_H */

src/base/kernel/interfaces/IBaseListener.h

@@ -0,0 +1,47 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_IBASELISTENER_H
+#define XMRIG_IBASELISTENER_H
+
+
+namespace xmrig {
+
+
+class Config;
+
+
+class IBaseListener
+{
+public:
+    virtual ~IBaseListener() = default;
+
+    virtual void onConfigChanged(Config *config, Config *previousConfig) = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_IBASELISTENER_H

src/base/kernel/interfaces/IClient.h

@@ -0,0 +1,85 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_ICLIENT_H
+#define XMRIG_ICLIENT_H
+
+
+#include <stdint.h>
+
+
+namespace xmrig {
+
+
+class Algorithm;
+class Job;
+class JobResult;
+class Pool;
+class String;
+
+
+class IClient
+{
+public:
+    enum Extension {
+        EXT_ALGO,
+        EXT_NICEHASH,
+        EXT_CONNECT,
+        EXT_TLS,
+        EXT_KEEPALIVE,
+        EXT_MAX
+    };
+
+    virtual ~IClient() = default;
+
+    virtual bool disconnect()                                      = 0;
+    virtual bool hasExtension(Extension extension) const noexcept  = 0;
+    virtual bool isEnabled() const                                 = 0;
+    virtual bool isTLS() const                                     = 0;
+    virtual const char *mode() const                               = 0;
+    virtual const char *tlsFingerprint() const                     = 0;
+    virtual const char *tlsVersion() const                         = 0;
+    virtual const Job &job() const                                 = 0;
+    virtual const Pool &pool() const                               = 0;
+    virtual const String &ip() const                               = 0;
+    virtual int id() const                                         = 0;
+    virtual int64_t submit(const JobResult &result)                = 0;
+    virtual void connect()                                         = 0;
+    virtual void connect(const Pool &pool)                         = 0;
+    virtual void deleteLater()                                     = 0;
+    virtual void setAlgo(const Algorithm &algo)                    = 0;
+    virtual void setEnabled(bool enabled)                          = 0;
+    virtual void setPool(const Pool &pool)                         = 0;
+    virtual void setQuiet(bool quiet)                              = 0;
+    virtual void setRetries(int retries)                           = 0;
+    virtual void setRetryPause(uint64_t ms)                        = 0;
+    virtual void tick(uint64_t now)                                = 0;
+
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_ICLIENT_H

src/base/kernel/interfaces/IClientListener.h

@@ -0,0 +1,59 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_ICLIENTLISTENER_H
+#define XMRIG_ICLIENTLISTENER_H
+
+
+#include <stdint.h>
+
+
+#include "rapidjson/fwd.h"
+
+
+namespace xmrig {
+
+
+class IClient;
+class Job;
+class SubmitResult;
+
+
+class IClientListener
+{
+public:
+    virtual ~IClientListener() = default;
+
+    virtual void onClose(IClient *client, int failures)                                           = 0;
+    virtual void onJobReceived(IClient *client, const Job &job, const rapidjson::Value &params)   = 0;
+    virtual void onLogin(IClient *client, rapidjson::Document &doc, rapidjson::Value &params)     = 0;
+    virtual void onLoginSuccess(IClient *client)                                                  = 0;
+    virtual void onResultAccepted(IClient *client, const SubmitResult &result, const char *error) = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_ICLIENTLISTENER_H

src/base/kernel/interfaces/IConfig.h

@@ -0,0 +1,157 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_ICONFIG_H
+#define XMRIG_ICONFIG_H
+
+
+#include "common/crypto/Algorithm.h"
+#include "rapidjson/fwd.h"
+
+
+namespace xmrig {
+
+
+class IJsonReader;
+class String;
+
+
+class IConfig
+{
+public:
+    enum Keys {
+        // common
+        AlgorithmKey         = 'a',
+        ApiWorkerIdKey       = 4002,
+        ApiIdKey             = 4005,
+        HttpPort             = 4100,
+        HttpAccessTokenKey   = 4101,
+        HttpRestrictedKey    = 4104,
+        HttpEnabledKey       = 4106,
+        HttpHostKey          = 4107,
+        BackgroundKey        = 'B',
+        ColorKey             = 1002,
+        ConfigKey            = 'c',
+        DonateLevelKey       = 1003,
+        KeepAliveKey         = 'k',
+        LogFileKey           = 'l',
+        PasswordKey          = 'p',
+        RetriesKey           = 'r',
+        RetryPauseKey        = 'R',
+        RigIdKey             = 1012,
+        SyslogKey            = 'S',
+        UrlKey               = 'o',
+        UserAgentKey         = 1008,
+        UserKey              = 'u',
+        UserpassKey          = 'O',
+        VariantKey           = 1010,
+        VerboseKey           = 1100,
+        TlsKey               = 1013,
+        FingerprintKey       = 1014,
+        ProxyDonateKey       = 1017,
+        DaemonKey            = 1018,
+        DaemonPollKey        = 1019,
+
+#       ifdef XMRIG_DEPRECATED
+        ApiPort              = 4000,
+        ApiAccessTokenKey    = 4001,
+        ApiIPv6Key           = 4003,
+        ApiRestrictedKey     = 4004,
+#       endif
+
+        // xmrig common
+        CPUPriorityKey       = 1021,
+        NicehashKey          = 1006,
+        PrintTimeKey         = 1007,
+
+        // xmrig cpu
+        AVKey                = 'v',
+        CPUAffinityKey       = 1020,
+        DryRunKey            = 5000,
+        HugePagesKey         = 1009,
+        MaxCPUUsageKey       = 1004,
+        SafeKey              = 1005,
+        ThreadsKey           = 't',
+//        HardwareAESKey       = 1011,
+        AssemblyKey          = 1015,
+
+        // xmrig amd
+        OclPlatformKey       = 1400,
+        OclAffinityKey       = 1401,
+        OclDevicesKey        = 1402,
+        OclLaunchKey         = 1403,
+        OclCacheKey          = 1404,
+        OclPrintKey          = 1405,
+        OclLoaderKey         = 1406,
+        OclSridedIndexKey    = 1407,
+        OclMemChunkKey       = 1408,
+        OclUnrollKey         = 1409,
+        OclCompModeKey       = 1410,
+
+        // xmrig-proxy
+        AccessLogFileKey     = 'A',
+        BindKey              = 'b',
+        CustomDiffKey        = 1102,
+        DebugKey             = 1101,
+        ModeKey              = 'm',
+        PoolCoinKey          = 'C',
+        ReuseTimeoutKey      = 1106,
+        WorkersKey           = 1103,
+        WorkersAdvKey        = 1107,
+        TlsBindKey           = 1108,
+        TlsCertKey           = 1109,
+        TlsCertKeyKey        = 1110,
+        TlsDHparamKey        = 1111,
+        TlsCiphersKey        = 1112,
+        TlsCipherSuitesKey   = 1113,
+        TlsProtocolsKey      = 1114,
+        AlgoExtKey           = 1115,
+        ProxyPasswordKey     = 1116,
+
+        // xmrig nvidia
+        CudaMaxThreadsKey    = 1200,
+        CudaBFactorKey       = 1201,
+        CudaBSleepKey        = 1202,
+        CudaDevicesKey       = 1203,
+        CudaLaunchKey        = 1204,
+        CudaAffinityKey      = 1205,
+        CudaMaxUsageKey      = 1206,
+    };
+
+    virtual ~IConfig() = default;
+
+    virtual bool isWatch() const                                       = 0;
+    virtual bool read(const IJsonReader &reader, const char *fileName) = 0;
+    virtual bool save()                                                = 0;
+    virtual const Algorithm &algorithm() const                         = 0;
+    virtual const String &fileName() const                             = 0;
+    virtual void getJSON(rapidjson::Document &doc) const               = 0;
+    virtual void setFileName(const char *fileName)                     = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_ICONFIG_H

src/base/kernel/interfaces/IConfigTransform.h

@@ -22,58 +22,31 @@
  *   along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-
-#include <uv.h>
+#ifndef XMRIG_ICONFIGTRANSFORM_H
+#define XMRIG_ICONFIGTRANSFORM_H
 
 
-#include "base/tools/Handle.h"
+#include "common/crypto/Algorithm.h"
+#include "rapidjson/fwd.h"
 
 
-void xmrig::Handle::close(uv_fs_event_t *handle)
+namespace xmrig {
+
+
+class IJsonReader;
+class String;
+
+
+class IConfigTransform
 {
-    if (handle) {
-        uv_fs_event_stop(handle);
-        close(reinterpret_cast<uv_handle_t *>(handle));
-    }
-}
+public:
+    virtual ~IConfigTransform() = default;
+
+    virtual void transform(rapidjson::Document &doc, int key, const char *arg) = 0;
+};
 
 
-void xmrig::Handle::close(uv_getaddrinfo_t *handle)
-{
-    if (handle) {
-        uv_cancel(reinterpret_cast<uv_req_t *>(handle));
-        close(reinterpret_cast<uv_handle_t *>(handle));
-    }
-}
+} /* namespace xmrig */
 
 
-void xmrig::Handle::close(uv_handle_t *handle)
-{
-    uv_close(handle, [](uv_handle_t *handle) { delete handle; });
-}
-
-
-void xmrig::Handle::close(uv_signal_t *handle)
-{
-    if (handle) {
-        uv_signal_stop(handle);
-        close(reinterpret_cast<uv_handle_t *>(handle));
-    }
-}
-
-
-void xmrig::Handle::close(uv_tcp_t *handle)
-{
-    if (handle) {
-        close(reinterpret_cast<uv_handle_t *>(handle));
-    }
-}
-
-
-void xmrig::Handle::close(uv_timer_s *handle)
-{
-    if (handle) {
-        uv_timer_stop(handle);
-        close(reinterpret_cast<uv_handle_t *>(handle));
-    }
-}
+#endif // XMRIG_ICONFIGTRANSFORM_H

src/base/kernel/interfaces/IConsoleListener.h

@@ -0,0 +1,44 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_ICONSOLELISTENER_H
+#define XMRIG_ICONSOLELISTENER_H
+
+
+namespace xmrig {
+
+
+class IConsoleListener
+{
+public:
+    virtual ~IConsoleListener() = default;
+
+    virtual void onConsoleCommand(char command) = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_ICONSOLELISTENER_H

src/base/kernel/interfaces/IDnsListener.h

@@ -0,0 +1,47 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_IDNSLISTENER_H
+#define XMRIG_IDNSLISTENER_H
+
+
+namespace xmrig {
+
+
+class Dns;
+
+
+class IDnsListener
+{
+public:
+    virtual ~IDnsListener() = default;
+
+    virtual void onResolved(const Dns &dns, int status) = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_IDNSLISTENER_H

src/base/kernel/interfaces/IHttpListener.h

@@ -0,0 +1,48 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_IHTTPLISTENER_H
+#define XMRIG_IHTTPLISTENER_H
+
+
+namespace xmrig {
+
+
+class HttpData;
+class HttpResponse;
+
+
+class IHttpListener
+{
+public:
+    virtual ~IHttpListener() = default;
+
+    virtual void onHttpData(const HttpData &data) = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_IHTTPLISTENER_H

src/base/kernel/interfaces/IJsonReader.h

@@ -0,0 +1,56 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_IJSONREADER_H
+#define XMRIG_IJSONREADER_H
+
+
+#include "rapidjson/fwd.h"
+
+
+namespace xmrig {
+
+
+class IJsonReader
+{
+public:
+    virtual ~IJsonReader() = default;
+
+    virtual bool getBool(const char *key, bool defaultValue = false) const                       = 0;
+    virtual bool isEmpty() const                                                                 = 0;
+    virtual const char *getString(const char *key, const char *defaultValue = nullptr) const     = 0;
+    virtual const rapidjson::Value &getArray(const char *key) const                              = 0;
+    virtual const rapidjson::Value &getObject(const char *key) const                             = 0;
+    virtual const rapidjson::Value &getValue(const char *key) const                              = 0;
+    virtual int getInt(const char *key, int defaultValue = 0) const                              = 0;
+    virtual int64_t getInt64(const char *key, int64_t defaultValue = 0) const                    = 0;
+    virtual uint64_t getUint64(const char *key, uint64_t defaultValue = 0) const                 = 0;
+    virtual unsigned getUint(const char *key, unsigned defaultValue = 0) const                   = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_IJSONREADER_H

src/base/kernel/interfaces/ILineListener.h

@@ -0,0 +1,50 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_ILINELISTENER_H
+#define XMRIG_ILINELISTENER_H
+
+
+#include <stdint.h>
+
+
+namespace xmrig {
+
+
+class String;
+
+
+class ILineListener
+{
+public:
+    virtual ~ILineListener() = default;
+
+    virtual void onLine(char *line, size_t size) = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_ILINELISTENER_H

src/base/kernel/interfaces/ILogBackend.h

@@ -0,0 +1,49 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2019      Spudz76     <https://github.com/Spudz76>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_ILOGBACKEND_H
+#define XMRIG_ILOGBACKEND_H
+
+
+#include <stdarg.h>
+#include <stddef.h>
+
+
+namespace xmrig {
+
+
+class ILogBackend
+{
+public:
+    virtual ~ILogBackend() = default;
+
+    virtual void print(int level, const char *line, size_t offset, size_t size, bool colors) = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_ILOGBACKEND_H

src/base/kernel/interfaces/IStrategy.h

@@ -0,0 +1,59 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_ISTRATEGY_H
+#define XMRIG_ISTRATEGY_H
+
+
+#include <stdint.h>
+
+
+namespace xmrig {
+
+
+class Algorithm;
+class IClient;
+class JobResult;
+
+
+class IStrategy
+{
+public:
+    virtual ~IStrategy() = default;
+
+    virtual bool isActive() const                      = 0;
+    virtual IClient *client() const                    = 0;
+    virtual int64_t submit(const JobResult &result)    = 0;
+    virtual void connect()                             = 0;
+    virtual void resume()                              = 0;
+    virtual void setAlgo(const Algorithm &algo)        = 0;
+    virtual void stop()                                = 0;
+    virtual void tick(uint64_t now)                    = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_ISTRATEGY_H

src/base/kernel/interfaces/IStrategyListener.h

@@ -0,0 +1,56 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_ISTRATEGYLISTENER_H
+#define XMRIG_ISTRATEGYLISTENER_H
+
+
+#include <stdint.h>
+
+
+namespace xmrig {
+
+
+class IClient;
+class IStrategy;
+class Job;
+class SubmitResult;
+
+
+class IStrategyListener
+{
+public:
+    virtual ~IStrategyListener() = default;
+
+    virtual void onActive(IStrategy *strategy, IClient *client)                                                        = 0;
+    virtual void onJob(IStrategy *strategy, IClient *client, const Job &job)                                           = 0;
+    virtual void onPause(IStrategy *strategy)                                                                          = 0;
+    virtual void onResultAccepted(IStrategy *strategy, IClient *client, const SubmitResult &result, const char *error) = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_ISTRATEGYLISTENER_H

src/base/kernel/interfaces/ITcpServerListener.h

@@ -0,0 +1,53 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_ITCPSERVERLISTENER_H
+#define XMRIG_ITCPSERVERLISTENER_H
+
+
+#include <stdint.h>
+
+
+typedef struct uv_stream_s uv_stream_t;
+
+
+namespace xmrig {
+
+
+class String;
+
+
+class ITcpServerListener
+{
+public:
+    virtual ~ITcpServerListener() = default;
+
+    virtual void onConnection(uv_stream_t *stream, uint16_t port) = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_ITCPSERVERLISTENER_H

src/base/kernel/interfaces/ITimerListener.h

@@ -0,0 +1,47 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_ITIMERLISTENER_H
+#define XMRIG_ITIMERLISTENER_H
+
+
+namespace xmrig {
+
+
+class Timer;
+
+
+class ITimerListener
+{
+public:
+    virtual ~ITimerListener() = default;
+
+    virtual void onTimer(const Timer *timer) = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_ITIMERLISTENER_H

src/base/net/dns/Dns.cpp

@@ -0,0 +1,163 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "base/kernel/interfaces/IDnsListener.h"
+#include "base/net/dns/Dns.h"
+#include "base/tools/Handle.h"
+
+
+namespace xmrig {
+    Storage<Dns> Dns::m_storage;
+    static const DnsRecord defaultRecord;
+}
+
+
+xmrig::Dns::Dns(IDnsListener *listener) :
+    m_hints(),
+    m_listener(listener),
+    m_status(0),
+    m_resolver(nullptr)
+{
+    m_key = m_storage.add(this);
+
+    m_resolver = new uv_getaddrinfo_t;
+    m_resolver->data = m_storage.ptr(m_key);
+
+    m_hints.ai_family   = AF_UNSPEC;
+    m_hints.ai_socktype = SOCK_STREAM;
+    m_hints.ai_protocol = IPPROTO_TCP;
+}
+
+
+xmrig::Dns::~Dns()
+{
+    m_storage.release(m_key);
+
+    delete m_resolver;
+}
+
+
+bool xmrig::Dns::resolve(const String &host)
+{
+    if (m_host != host) {
+        m_host = host;
+
+        clear();
+    }
+
+    m_status = uv_getaddrinfo(uv_default_loop(), m_resolver, Dns::onResolved, m_host.data(), nullptr, &m_hints);
+
+    return m_status == 0;
+}
+
+
+const char *xmrig::Dns::error() const
+{
+    return uv_strerror(m_status);
+}
+
+
+const xmrig::DnsRecord &xmrig::Dns::get(DnsRecord::Type prefered) const
+{
+    if (count() == 0) {
+        return defaultRecord;
+    }
+
+    const size_t ipv4 = m_ipv4.size();
+    const size_t ipv6 = m_ipv6.size();
+
+    if (ipv6 && (prefered == DnsRecord::AAAA || !ipv4)) {
+        return m_ipv6[ipv6 == 1 ? 0 : static_cast<size_t>(rand()) % ipv6];
+    }
+
+    if (ipv4) {
+        return m_ipv4[ipv4 == 1 ? 0 : static_cast<size_t>(rand()) % ipv4];
+    }
+
+    return defaultRecord;
+}
+
+
+size_t xmrig::Dns::count(DnsRecord::Type type) const
+{
+    if (type == DnsRecord::A) {
+        return m_ipv4.size();
+    }
+
+    if (type == DnsRecord::AAAA) {
+        return m_ipv6.size();
+    }
+
+    return m_ipv4.size() + m_ipv6.size();
+}
+
+
+void xmrig::Dns::clear()
+{
+    m_ipv4.clear();
+    m_ipv6.clear();
+}
+
+
+void xmrig::Dns::onResolved(int status, addrinfo *res)
+{
+    m_status = status;
+
+    if (m_status < 0) {
+        return m_listener->onResolved(*this, status);
+    }
+
+    clear();
+
+    addrinfo *ptr = res;
+    while (ptr != nullptr) {
+        if (ptr->ai_family == AF_INET) {
+            m_ipv4.push_back(ptr);
+        }
+
+        if (ptr->ai_family == AF_INET6) {
+            m_ipv6.push_back(ptr);
+        }
+
+        ptr = ptr->ai_next;
+    }
+
+    if (isEmpty()) {
+        m_status = UV_EAI_NONAME;
+    }
+
+    m_listener->onResolved(*this, m_status);
+}
+
+
+void xmrig::Dns::onResolved(uv_getaddrinfo_t *req, int status, addrinfo *res)
+{
+    Dns *dns = m_storage.get(req->data);
+    if (dns) {
+        dns->onResolved(status, res);
+    }
+
+    uv_freeaddrinfo(res);
+}

src/base/net/dns/Dns.h

@@ -0,0 +1,81 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_DNS_H
+#define XMRIG_DNS_H
+
+
+#include <vector>
+#include <uv.h>
+
+
+#include "base/net/dns/DnsRecord.h"
+#include "base/net/tools/Storage.h"
+#include "base/tools/String.h"
+
+
+namespace xmrig {
+
+
+class IDnsListener;
+
+
+class Dns
+{
+public:
+    Dns(IDnsListener *listener);
+    ~Dns();
+
+    inline bool isEmpty() const       { return m_ipv4.empty() && m_ipv6.empty(); }
+    inline const String &host() const { return m_host; }
+    inline int status() const         { return m_status; }
+
+    bool resolve(const String &host);
+    const char *error() const;
+    const DnsRecord &get(DnsRecord::Type prefered = DnsRecord::A) const;
+    size_t count(DnsRecord::Type type = DnsRecord::Unknown) const;
+
+private:
+    void clear();
+    void onResolved(int status, addrinfo *res);
+
+    static void onResolved(uv_getaddrinfo_t *req, int status, addrinfo *res);
+
+    addrinfo m_hints;
+    IDnsListener *m_listener;
+    int m_status;
+    std::vector<DnsRecord> m_ipv4;
+    std::vector<DnsRecord> m_ipv6;
+    String m_host;
+    uintptr_t m_key;
+    uv_getaddrinfo_t *m_resolver;
+
+    static Storage<Dns> m_storage;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_DNS_H */

src/base/net/dns/DnsRecord.cpp

@@ -0,0 +1,66 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <uv.h>
+
+
+#include "base/net/dns/DnsRecord.h"
+
+
+xmrig::DnsRecord::DnsRecord(const addrinfo *addr) :
+    m_type(addr->ai_family == AF_INET6 ? AAAA : A)
+{
+    char *buf = nullptr;
+
+    if (m_type == AAAA) {
+        buf = new char[45]();
+        uv_ip6_name(reinterpret_cast<sockaddr_in6*>(addr->ai_addr), buf, 45);
+    }
+    else {
+        buf = new char[16]();
+        uv_ip4_name(reinterpret_cast<sockaddr_in*>(addr->ai_addr), buf, 16);
+    }
+
+    m_ip = buf;
+}
+
+
+sockaddr *xmrig::DnsRecord::addr(uint16_t port) const
+{
+    if (m_type == A) {
+        sockaddr_in *addr = new sockaddr_in();
+        uv_ip4_addr(m_ip.data(), port, addr);
+
+        return reinterpret_cast<sockaddr *>(addr);
+    }
+    else if (m_type == AAAA) {
+        sockaddr_in6 *addr = new sockaddr_in6();
+        uv_ip6_addr(m_ip.data(), port, addr);
+
+        return reinterpret_cast<sockaddr *>(addr);
+    }
+
+    return nullptr;
+}

src/base/net/dns/DnsRecord.h

@@ -0,0 +1,66 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_DNSRECORD_H
+#define XMRIG_DNSRECORD_H
+
+
+struct addrinfo;
+struct sockaddr;
+
+
+#include "base/tools/String.h"
+
+
+namespace xmrig {
+
+
+class DnsRecord
+{
+public:
+    enum Type {
+        Unknown,
+        A,
+        AAAA
+    };
+
+    inline DnsRecord() : m_type(Unknown) {}
+    DnsRecord(const addrinfo *addr);
+
+    sockaddr *addr(uint16_t port = 0) const;
+
+    inline bool isValid() const     { return m_type != Unknown; }
+    inline const String &ip() const { return m_ip; }
+    inline Type type() const        { return m_type; }
+
+private:
+    Type m_type;
+    String m_ip;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_DNSRECORD_H */

src/base/net/http/Http.cpp

@@ -0,0 +1,99 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "3rdparty/rapidjson/document.h"
+#include "base/io/json/Json.h"
+#include "base/net/http/Http.h"
+
+
+namespace xmrig {
+
+static const char *kEnabled    = "enabled";
+static const char *kHost       = "host";
+static const char *kLocalhost  = "127.0.0.1";
+static const char *kPort       = "port";
+static const char *kRestricted = "restricted";
+static const char *kToken      = "access-token";
+
+}
+
+
+xmrig::Http::Http() :
+    m_enabled(false),
+    m_restricted(true),
+    m_host(kLocalhost),
+    m_port(0)
+{
+}
+
+
+bool xmrig::Http::isEqual(const Http &other) const
+{
+    return other.m_enabled    == m_enabled &&
+           other.m_restricted == m_restricted &&
+           other.m_host       == m_host &&
+           other.m_token      == m_token &&
+           other.m_port       == m_port;
+}
+
+
+rapidjson::Value xmrig::Http::toJSON(rapidjson::Document &doc) const
+{
+    using namespace rapidjson;
+    auto &allocator = doc.GetAllocator();
+
+    Value obj(kObjectType);
+
+    obj.AddMember(StringRef(kEnabled),    m_enabled, allocator);
+    obj.AddMember(StringRef(kHost),       m_host.toJSON(), allocator);
+    obj.AddMember(StringRef(kPort),       m_port, allocator);
+    obj.AddMember(StringRef(kToken),      m_token.toJSON(), allocator);
+    obj.AddMember(StringRef(kRestricted), m_restricted, allocator);
+
+    return obj;
+}
+
+
+void xmrig::Http::load(const rapidjson::Value &http)
+{
+    if (!http.IsObject()) {
+        return;
+    }
+
+    m_enabled    = Json::getBool(http, kEnabled);
+    m_restricted = Json::getBool(http, kRestricted, true);
+    m_host       = Json::getString(http, kHost, kLocalhost);
+    m_token      = Json::getString(http, kToken);
+
+    setPort(Json::getInt(http, kPort));
+}
+
+
+void xmrig::Http::setPort(int port)
+{
+    if (port >= 0 && port <= 65536) {
+        m_port = static_cast<uint16_t>(port);
+    }
+}

src/base/net/http/Http.h

@@ -0,0 +1,73 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifndef XMRIG_HTTP_H
+#define XMRIG_HTTP_H
+
+
+#include "base/tools/String.h"
+
+
+namespace xmrig {
+
+
+class Http
+{
+public:
+    Http();
+
+    inline bool isAuthRequired() const         { return m_restricted == false || !m_token.isNull(); }
+    inline bool isEnabled() const              { return m_enabled; }
+    inline bool isRestricted() const           { return m_restricted; }
+    inline const String &host() const          { return m_host; }
+    inline const String &token() const         { return m_token; }
+    inline uint16_t port() const               { return m_port; }
+    inline void setEnabled(bool enabled)       { m_enabled = enabled; }
+    inline void setHost(const char *host)      { m_host = host; }
+    inline void setRestricted(bool restricted) { m_restricted = restricted; }
+    inline void setToken(const char *token)    { m_token = token; }
+
+    inline bool operator!=(const Http &other) const    { return !isEqual(other); }
+    inline bool operator==(const Http &other) const    { return isEqual(other); }
+
+    bool isEqual(const Http &other) const;
+    rapidjson::Value toJSON(rapidjson::Document &doc) const;
+    void load(const rapidjson::Value &http);
+    void setPort(int port);
+
+private:
+    bool m_enabled;
+    bool m_restricted;
+    String m_host;
+    String m_token;
+    uint16_t m_port;
+};
+
+
+} // namespace xmrig
+
+
+#endif // XMRIG_HTTP_H
+

src/base/net/http/HttpApiResponse.cpp

@@ -0,0 +1,86 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2014-2019 heapwolf    <https://github.com/heapwolf>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "3rdparty/http-parser/http_parser.h"
+#include "base/net/http/HttpApiResponse.h"
+#include "rapidjson/prettywriter.h"
+#include "rapidjson/stringbuffer.h"
+
+
+namespace xmrig {
+
+static const char *kError  = "error";
+static const char *kStatus = "status";
+
+} // namespace xmrig
+
+
+xmrig::HttpApiResponse::HttpApiResponse(uint64_t id) :
+    HttpResponse(id),
+    m_doc(rapidjson::kObjectType)
+{
+}
+
+
+xmrig::HttpApiResponse::HttpApiResponse(uint64_t id, int status) :
+    HttpResponse(id),
+    m_doc(rapidjson::kObjectType)
+{
+    setStatus(status);
+}
+
+
+void xmrig::HttpApiResponse::end()
+{
+    using namespace rapidjson;
+
+    setHeader("Access-Control-Allow-Origin", "*");
+    setHeader("Access-Control-Allow-Methods", "GET, PUT, POST, DELETE");
+    setHeader("Access-Control-Allow-Headers", "Authorization, Content-Type");
+
+    if (statusCode() >= 400) {
+        if (!m_doc.HasMember(kStatus)) {
+            m_doc.AddMember(StringRef(kStatus), statusCode(), m_doc.GetAllocator());
+        }
+
+        if (!m_doc.HasMember(kError)) {
+            m_doc.AddMember(StringRef(kError), StringRef(http_status_str(static_cast<http_status>(statusCode()))), m_doc.GetAllocator());
+        }
+    }
+
+    if (!m_doc.MemberCount()) {
+        return HttpResponse::end();
+    }
+
+    setHeader("Content-Type", "application/json");
+
+    StringBuffer buffer(nullptr, 4096);
+    PrettyWriter<StringBuffer> writer(buffer);
+    writer.SetMaxDecimalPlaces(10);
+    m_doc.Accept(writer);
+
+    HttpResponse::end(buffer.GetString(), buffer.GetSize());
+}

src/base/net/http/HttpApiResponse.h

@@ -0,0 +1,57 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2014-2019 heapwolf    <https://github.com/heapwolf>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifndef XMRIG_HTTPAPIRESPONSE_H
+#define XMRIG_HTTPAPIRESPONSE_H
+
+
+#include "base/net/http/HttpResponse.h"
+#include "rapidjson/document.h"
+
+
+namespace xmrig {
+
+
+class HttpApiResponse : public HttpResponse
+{
+public:
+    HttpApiResponse(uint64_t id);
+    HttpApiResponse(uint64_t id, int status);
+
+    inline rapidjson::Document &doc() { return m_doc; }
+
+    void end();
+
+private:
+    rapidjson::Document m_doc;
+};
+
+
+} // namespace xmrig
+
+
+#endif // XMRIG_HTTPAPIRESPONSE_H
+

src/base/net/http/HttpClient.cpp

@@ -0,0 +1,224 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2014-2019 heapwolf    <https://github.com/heapwolf>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <sstream>
+
+
+#include "3rdparty/http-parser/http_parser.h"
+#include "base/io/log/Log.h"
+#include "base/net/dns/Dns.h"
+#include "base/net/http/HttpClient.h"
+#include "base/tools/Baton.h"
+#include "common/Platform.h"
+
+
+namespace xmrig {
+
+static const char *kCRLF = "\r\n";
+
+
+class ClientWriteBaton : public Baton<uv_write_t>
+{
+public:
+    inline ClientWriteBaton(const std::string &header, std::string &&body) :
+        m_body(std::move(body)),
+        m_header(header)
+    {
+        bufs[0].len  = m_header.size();
+        bufs[0].base = const_cast<char *>(m_header.c_str());
+
+        if (!m_body.empty()) {
+            bufs[1].len  = m_body.size();
+            bufs[1].base = const_cast<char *>(m_body.c_str());
+        }
+        else {
+            bufs[1].base = nullptr;
+            bufs[1].len  = 0;
+        }
+    }
+
+
+    inline size_t count() const                      { return bufs[1].base == nullptr ? 1 : 2; }
+    inline size_t size() const                       { return bufs[0].len + bufs[1].len; }
+    inline static void onWrite(uv_write_t *req, int) { delete reinterpret_cast<ClientWriteBaton *>(req->data); }
+
+
+    uv_buf_t bufs[2];
+
+private:
+    std::string m_body;
+    std::string m_header;
+};
+
+
+} // namespace xmrig
+
+
+xmrig::HttpClient::HttpClient(int method, const String &url, IHttpListener *listener, const char *data, size_t size) :
+    HttpContext(HTTP_RESPONSE, listener),
+    m_quiet(false),
+    m_port(0)
+{
+    this->method = method;
+    this->url    = url;
+
+    if (data) {
+        body = size ? std::string(data, size) : data;
+    }
+
+    m_dns = new Dns(this);
+}
+
+
+xmrig::HttpClient::~HttpClient()
+{
+    delete m_dns;
+}
+
+
+bool xmrig::HttpClient::connect(const String &host, uint16_t port)
+{
+    m_port = port;
+
+    return m_dns->resolve(host);
+}
+
+
+const xmrig::String &xmrig::HttpClient::host() const
+{
+    return m_dns->host();
+}
+
+
+void xmrig::HttpClient::onResolved(const Dns &dns, int status)
+{
+    this->status = status;
+
+    if (status < 0 && dns.isEmpty()) {
+        if (!m_quiet) {
+            LOG_ERR("[%s:%d] DNS error: \"%s\"", dns.host().data(), m_port, uv_strerror(status));
+        }
+
+        return;
+    }
+
+    sockaddr *addr = dns.get().addr(m_port);
+
+    uv_connect_t *req = new uv_connect_t;
+    req->data = this;
+
+    uv_tcp_connect(req, m_tcp, addr, onConnect);
+}
+
+
+void xmrig::HttpClient::handshake()
+{
+    headers.insert({ "Host",       m_dns->host().data() });
+    headers.insert({ "Connection", "close" });
+    headers.insert({ "User-Agent", Platform::userAgent() });
+
+    if (body.size()) {
+        headers.insert({ "Content-Length", std::to_string(body.size()) });
+    }
+
+    std::stringstream ss;
+    ss << http_method_str(static_cast<http_method>(method)) << " " << url << " HTTP/1.1" << kCRLF;
+
+    for (auto &header : headers) {
+        ss << header.first << ": " << header.second << kCRLF;
+    }
+
+    ss << kCRLF;
+
+    headers.clear();
+
+    write(ss.str());
+}
+
+
+void xmrig::HttpClient::read(const char *data, size_t size)
+{
+    if (parse(data, size) < size) {
+        close(UV_EPROTO);
+    }
+}
+
+
+void xmrig::HttpClient::write(const std::string &header)
+{
+    ClientWriteBaton *baton = new ClientWriteBaton(header, std::move(body));
+    uv_write(&baton->req, stream(), baton->bufs, baton->count(), ClientWriteBaton::onWrite);
+}
+
+
+void xmrig::HttpClient::onConnect(uv_connect_t *req, int status)
+{
+    HttpClient *client = static_cast<HttpClient *>(req->data);
+    if (!client) {
+        delete req;
+        return;
+    }
+
+    if (status < 0) {
+        if (!client->m_quiet) {
+            LOG_ERR("[%s:%d] connect error: \"%s\"", client->m_dns->host().data(), client->m_port, uv_strerror(status));
+        }
+
+        delete req;
+        client->close(status);
+        return;
+    }
+
+    uv_read_start(client->stream(),
+        [](uv_handle_t *, size_t suggested_size, uv_buf_t *buf)
+        {
+            buf->base = new char[suggested_size];
+
+#           ifdef _WIN32
+            buf->len = static_cast<unsigned int>(suggested_size);
+#           else
+            buf->len = suggested_size;
+#           endif
+        },
+        [](uv_stream_t *tcp, ssize_t nread, const uv_buf_t *buf)
+        {
+            HttpClient *client = static_cast<HttpClient*>(tcp->data);
+
+            if (nread >= 0) {
+                client->read(buf->base, static_cast<size_t>(nread));
+            } else {
+                if (!client->m_quiet && nread != UV_EOF) {
+                    LOG_ERR("[%s:%d] read error: \"%s\"", client->m_dns->host().data(), client->m_port, uv_strerror(static_cast<int>(nread)));
+                }
+
+                client->close(static_cast<int>(nread));
+            }
+
+            delete [] buf->base;
+        });
+
+    client->handshake();
+}

src/base/net/http/HttpClient.h

@@ -0,0 +1,74 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2014-2019 heapwolf    <https://github.com/heapwolf>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifndef XMRIG_HTTPCLIENT_H
+#define XMRIG_HTTPCLIENT_H
+
+
+#include "base/net/http/HttpContext.h"
+#include "base/kernel/interfaces/IDnsListener.h"
+
+
+namespace xmrig {
+
+
+class String;
+
+
+class HttpClient : public HttpContext, public IDnsListener
+{
+public:
+    HttpClient(int method, const String &url, IHttpListener *listener, const char *data = nullptr, size_t size = 0);
+    ~HttpClient() override;
+
+    inline uint16_t port() const     { return m_port; }
+    inline void setQuiet(bool quiet) { m_quiet = quiet; }
+
+    bool connect(const String &host, uint16_t port);
+    const String &host() const;
+
+protected:
+    void onResolved(const Dns &dns, int status) override;
+
+    virtual void handshake();
+    virtual void read(const char *data, size_t size);
+    virtual void write(const std::string &header);
+
+    bool m_quiet;
+
+private:
+    static void onConnect(uv_connect_t *req, int status);
+
+    Dns *m_dns;
+    uint16_t m_port;
+};
+
+
+} // namespace xmrig
+
+
+#endif // XMRIG_HTTPCLIENT_H
+

src/base/net/http/HttpContext.cpp

@@ -0,0 +1,228 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2014-2019 heapwolf    <https://github.com/heapwolf>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <algorithm>
+#include <uv.h>
+
+
+#include "3rdparty/http-parser/http_parser.h"
+#include "base/kernel/interfaces/IHttpListener.h"
+#include "base/net/http/HttpContext.h"
+
+
+namespace xmrig {
+
+static http_parser_settings http_settings;
+static std::map<uint64_t, HttpContext *> storage;
+static uint64_t SEQUENCE = 0;
+
+} // namespace xmrig
+
+
+xmrig::HttpContext::HttpContext(int parser_type, IHttpListener *listener) :
+    HttpData(SEQUENCE++),
+    m_wasHeaderValue(false),
+    m_listener(listener)
+{
+    storage[id()] = this;
+
+    m_parser = new http_parser;
+    m_tcp    = new uv_tcp_t;
+
+    uv_tcp_init(uv_default_loop(), m_tcp);
+    uv_tcp_nodelay(m_tcp, 1);
+
+    http_parser_init(m_parser, static_cast<http_parser_type>(parser_type));
+
+    m_parser->data = m_tcp->data = this;
+
+    if (http_settings.on_message_complete == nullptr) {
+        attach(&http_settings);
+    }
+}
+
+
+xmrig::HttpContext::~HttpContext()
+{
+    delete m_tcp;
+    delete m_parser;
+}
+
+
+size_t xmrig::HttpContext::parse(const char *data, size_t size)
+{
+    return http_parser_execute(m_parser, &http_settings, data, size);
+}
+
+
+std::string xmrig::HttpContext::ip() const
+{
+    char ip[46]           = {};
+    sockaddr_storage addr = {};
+    int size              = sizeof(addr);
+
+    uv_tcp_getpeername(m_tcp, reinterpret_cast<sockaddr*>(&addr), &size);
+    if (reinterpret_cast<sockaddr_in *>(&addr)->sin_family == AF_INET6) {
+        uv_ip6_name(reinterpret_cast<sockaddr_in6*>(&addr), ip, 45);
+    }
+    else {
+        uv_ip4_name(reinterpret_cast<sockaddr_in*>(&addr), ip, 16);
+    }
+
+    return ip;
+}
+
+
+void xmrig::HttpContext::close(int status)
+{
+    if (status < 0 && m_listener) {
+        this->status = status;
+        m_listener->onHttpData(*this);
+    }
+
+    auto it = storage.find(id());
+    if (it != storage.end()) {
+        storage.erase(it);
+    }
+
+    if (!uv_is_closing(handle())) {
+        uv_close(handle(), [](uv_handle_t *handle) -> void { delete reinterpret_cast<HttpContext*>(handle->data); });
+    }
+}
+
+
+xmrig::HttpContext *xmrig::HttpContext::get(uint64_t id)
+{
+    if (storage.count(id) == 0) {
+        return nullptr;
+    }
+
+    return storage[id];
+}
+
+
+void xmrig::HttpContext::closeAll()
+{
+    for (auto kv : storage) {
+        if (!uv_is_closing(kv.second->handle())) {
+            uv_close(kv.second->handle(), [](uv_handle_t *handle) -> void { delete reinterpret_cast<HttpContext*>(handle->data); });
+        }
+    }
+}
+
+
+int xmrig::HttpContext::onHeaderField(http_parser *parser, const char *at, size_t length)
+{
+    HttpContext *ctx = static_cast<HttpContext*>(parser->data);
+
+    if (ctx->m_wasHeaderValue) {
+        if (!ctx->m_lastHeaderField.empty()) {
+            ctx->setHeader();
+        }
+
+        ctx->m_lastHeaderField = std::string(at, length);
+        ctx->m_wasHeaderValue  = false;
+    } else {
+        ctx->m_lastHeaderField += std::string(at, length);
+    }
+
+    return 0;
+}
+
+
+int xmrig::HttpContext::onHeaderValue(http_parser *parser, const char *at, size_t length)
+{
+    HttpContext *ctx = static_cast<HttpContext*>(parser->data);
+
+    if (!ctx->m_wasHeaderValue) {
+        ctx->m_lastHeaderValue = std::string(at, length);
+        ctx->m_wasHeaderValue  = true;
+    } else {
+        ctx->m_lastHeaderValue += std::string(at, length);
+    }
+
+    return 0;
+}
+
+
+void xmrig::HttpContext::attach(http_parser_settings *settings)
+{
+    settings->on_message_begin  = nullptr;
+    settings->on_status         = nullptr;
+    settings->on_chunk_header   = nullptr;
+    settings->on_chunk_complete = nullptr;
+
+    settings->on_url = [](http_parser *parser, const char *at, size_t length) -> int
+    {
+        static_cast<HttpContext*>(parser->data)->url = std::string(at, length);
+        return 0;
+    };
+
+    settings->on_header_field = onHeaderField;
+    settings->on_header_value = onHeaderValue;
+
+    settings->on_headers_complete = [](http_parser* parser) -> int {
+        HttpContext *ctx = static_cast<HttpContext*>(parser->data);
+        ctx->status = parser->status_code;
+
+        if (parser->type == HTTP_REQUEST) {
+            ctx->method = parser->method;
+        }
+
+        if (!ctx->m_lastHeaderField.empty()) {
+            ctx->setHeader();
+        }
+
+        return 0;
+    };
+
+    settings->on_body = [](http_parser *parser, const char *at, size_t len) -> int
+    {
+        static_cast<HttpContext*>(parser->data)->body += std::string(at, len);
+
+        return 0;
+    };
+
+    settings->on_message_complete = [](http_parser *parser) -> int
+    {
+        HttpContext *ctx = static_cast<HttpContext*>(parser->data);
+        ctx->m_listener->onHttpData(*ctx);
+        ctx->m_listener = nullptr;
+
+        return 0;
+    };
+}
+
+
+void xmrig::HttpContext::setHeader()
+{
+    std::transform(m_lastHeaderField.begin(), m_lastHeaderField.end(), m_lastHeaderField.begin(), ::tolower);
+    headers.insert({ m_lastHeaderField, m_lastHeaderValue });
+
+    m_lastHeaderField.clear();
+    m_lastHeaderValue.clear();
+}
+

src/base/net/http/HttpContext.h

@@ -0,0 +1,86 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2014-2019 heapwolf    <https://github.com/heapwolf>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifndef XMRIG_HTTPCONTEXT_H
+#define XMRIG_HTTPCONTEXT_H
+
+
+typedef struct http_parser http_parser;
+typedef struct http_parser_settings http_parser_settings;
+typedef struct uv_connect_s uv_connect_t;
+typedef struct uv_handle_s uv_handle_t;
+typedef struct uv_stream_s uv_stream_t;
+typedef struct uv_tcp_s uv_tcp_t;
+
+
+#include "base/net/http/HttpData.h"
+
+
+namespace xmrig {
+
+
+class IHttpListener;
+
+
+class HttpContext : public HttpData
+{
+public:
+    HttpContext(int parser_type, IHttpListener *listener);
+    virtual ~HttpContext();
+
+    inline uv_stream_t *stream() const { return reinterpret_cast<uv_stream_t *>(m_tcp); }
+    inline uv_handle_t *handle() const { return reinterpret_cast<uv_handle_t *>(m_tcp); }
+
+    size_t parse(const char *data, size_t size);
+    std::string ip() const;
+    void close(int status = 0);
+
+    static HttpContext *get(uint64_t id);
+    static void closeAll();
+
+protected:
+    uv_tcp_t *m_tcp;
+
+private:
+    static int onHeaderField(http_parser *parser, const char *at, size_t length);
+    static int onHeaderValue(http_parser *parser, const char *at, size_t length);
+    static void attach(http_parser_settings *settings);
+
+    void setHeader();
+
+    bool m_wasHeaderValue;
+    http_parser *m_parser;
+    IHttpListener *m_listener;
+    std::string m_lastHeaderField;
+    std::string m_lastHeaderValue;
+};
+
+
+} // namespace xmrig
+
+
+#endif // XMRIG_HTTPCONTEXT_H
+

src/base/net/http/HttpData.h

@@ -0,0 +1,60 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2014-2019 heapwolf    <https://github.com/heapwolf>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifndef XMRIG_HTTPDATA_H
+#define XMRIG_HTTPDATA_H
+
+
+#include <map>
+#include <string>
+
+
+namespace xmrig {
+
+
+class HttpData
+{
+public:
+    inline HttpData(uint64_t id) : method(0), status(0), m_id(id) {}
+
+    inline uint64_t id() const { return m_id; }
+
+    int method;
+    int status;
+    std::map<const std::string, const std::string> headers;
+    std::string body;
+    std::string url;
+
+private:
+    const uint64_t m_id;
+};
+
+
+} // namespace xmrig
+
+
+#endif // XMRIG_HTTPDATA_H
+

src/base/net/http/HttpResponse.cpp

@@ -0,0 +1,153 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2014-2019 heapwolf    <https://github.com/heapwolf>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <sstream>
+#include <string.h>
+#include <uv.h>
+
+
+#include "3rdparty/http-parser/http_parser.h"
+#include "base/io/log/Log.h"
+#include "base/net/http/HttpContext.h"
+#include "base/net/http/HttpResponse.h"
+#include "base/tools/Baton.h"
+
+
+namespace xmrig {
+
+static const char *kCRLF      = "\r\n";
+static const char *kUserAgent = "user-agent";
+
+
+class WriteBaton : public Baton<uv_write_t>
+{
+public:
+    inline WriteBaton(const std::stringstream &ss, const char *data, size_t size, HttpContext *ctx) :
+        m_ctx(ctx),
+        m_header(ss.str())
+    {
+        bufs[0].len  = m_header.size();
+        bufs[0].base = const_cast<char *>(m_header.c_str());
+
+        if (data) {
+            bufs[1].len  = size;
+            bufs[1].base = new char[size];
+            memcpy(bufs[1].base, data, size);
+        }
+        else {
+            bufs[1].base = nullptr;
+            bufs[1].len  = 0;
+        }
+    }
+
+
+    inline ~WriteBaton()
+    {
+        if (count() == 2) {
+            delete [] bufs[1].base;
+        }
+
+        m_ctx->close();
+    }
+
+
+    inline size_t count() const                      { return bufs[1].base == nullptr ? 1 : 2; }
+    inline size_t size() const                       { return bufs[0].len + bufs[1].len; }
+    inline static void onWrite(uv_write_t *req, int) { delete reinterpret_cast<WriteBaton *>(req->data); }
+
+
+    uv_buf_t bufs[2];
+
+private:
+    HttpContext *m_ctx;
+    std::string m_header;
+};
+
+} // namespace xmrig
+
+
+xmrig::HttpResponse::HttpResponse(uint64_t id, int statusCode) :
+    m_id(id),
+    m_statusCode(statusCode)
+{
+}
+
+
+bool xmrig::HttpResponse::isAlive() const
+{
+    HttpContext *ctx = HttpContext::get(m_id);
+
+    return ctx && uv_is_writable(ctx->stream());
+}
+
+
+void xmrig::HttpResponse::end(const char *data, size_t size)
+{
+    if (!isAlive()) {
+        return;
+    }
+
+    if (data && !size) {
+        size = strlen(data);
+    }
+
+    if (size) {
+        setHeader("Content-Length", std::to_string(size));
+    }
+
+    setHeader("Connection", "close");
+
+    std::stringstream ss;
+    ss << "HTTP/1.1 " << statusCode() << " " << http_status_str(static_cast<http_status>(statusCode())) << kCRLF;
+
+    for (auto &header : m_headers) {
+        ss << header.first << ": " << header.second << kCRLF;
+    }
+
+    ss << kCRLF;
+
+    HttpContext *ctx  = HttpContext::get(m_id);
+    WriteBaton *baton = new WriteBaton(ss, data, size, ctx);
+
+#   ifndef APP_DEBUG
+    if (statusCode() >= 400)
+#   endif
+    {
+        const bool err = statusCode() >= 400;
+
+        Log::print(err ? Log::ERR : Log::INFO, CYAN("%s ") CLEAR MAGENTA_BOLD("%s") WHITE_BOLD(" %s ") CSI "1;%dm%d " CLEAR WHITE_BOLD("%zu ") BLACK_BOLD("\"%s\""),
+                   ctx->ip().c_str(),
+                   http_method_str(static_cast<http_method>(ctx->method)),
+                   ctx->url.c_str(),
+                   err ? 31 : 32,
+                   statusCode(),
+                   baton->size(),
+                   ctx->headers.count(kUserAgent) ? ctx->headers.at(kUserAgent).c_str() : nullptr
+                   );
+    }
+
+    uv_write(&baton->req, ctx->stream(), baton->bufs, baton->count(), WriteBaton::onWrite);
+}

src/base/net/http/HttpResponse.h

@@ -0,0 +1,61 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2014-2019 heapwolf    <https://github.com/heapwolf>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifndef XMRIG_HTTPRESPONSE_H
+#define XMRIG_HTTPRESPONSE_H
+
+
+#include <map>
+#include <string>
+
+
+namespace xmrig {
+
+
+class HttpResponse
+{
+public:
+    HttpResponse(uint64_t id, int statusCode = 200);
+
+    inline int statusCode() const                                           { return m_statusCode; }
+    inline void setHeader(const std::string &key, const std::string &value) { m_headers.insert({ key, value }); }
+    inline void setStatus(int code)                                         { m_statusCode = code; }
+
+    bool isAlive() const;
+    void end(const char *data = nullptr, size_t size = 0);
+
+private:
+    const uint64_t m_id;
+    int m_statusCode;
+    std::map<const std::string, const std::string> m_headers;
+};
+
+
+} // namespace xmrig
+
+
+#endif // XMRIG_HTTPRESPONSE_H
+

src/base/net/http/HttpServer.cpp

@@ -0,0 +1,83 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2014-2019 heapwolf    <https://github.com/heapwolf>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <functional>
+#include <uv.h>
+
+
+#include "3rdparty/http-parser/http_parser.h"
+#include "base/kernel/interfaces/IHttpListener.h"
+#include "base/net/http/HttpContext.h"
+#include "base/net/http/HttpResponse.h"
+#include "base/net/http/HttpServer.h"
+
+
+xmrig::HttpServer::HttpServer(IHttpListener *listener) :
+    m_listener(listener)
+{
+}
+
+
+xmrig::HttpServer::~HttpServer()
+{
+    HttpContext::closeAll();
+}
+
+
+void xmrig::HttpServer::onConnection(uv_stream_t *stream, uint16_t)
+{
+    HttpContext *ctx = new HttpContext(HTTP_REQUEST, m_listener);
+    uv_accept(stream, ctx->stream());
+
+    uv_read_start(ctx->stream(),
+        [](uv_handle_t *, size_t suggested_size, uv_buf_t *buf)
+        {
+            buf->base = new char[suggested_size];
+
+#           ifdef _WIN32
+            buf->len = static_cast<unsigned int>(suggested_size);
+#           else
+            buf->len = suggested_size;
+#           endif
+        },
+        [](uv_stream_t *tcp, ssize_t nread, const uv_buf_t *buf)
+        {
+            HttpContext *ctx = static_cast<HttpContext*>(tcp->data);
+
+            if (nread >= 0) {
+                const size_t size   = static_cast<size_t>(nread);
+                const size_t parsed = ctx->parse(buf->base, size);
+
+                if (parsed < size) {
+                    ctx->close();
+                }
+            } else {
+                ctx->close();
+            }
+
+            delete [] buf->base;
+        });
+}

src/base/net/http/HttpServer.h

@@ -0,0 +1,62 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2014-2019 heapwolf    <https://github.com/heapwolf>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifndef XMRIG_HTTPSERVER_H
+#define XMRIG_HTTPSERVER_H
+
+
+typedef struct http_parser http_parser;
+typedef struct http_parser_settings http_parser_settings;
+
+
+#include "base/kernel/interfaces/ITcpServerListener.h"
+
+
+namespace xmrig {
+
+
+class IHttpListener;
+
+
+class HttpServer : public ITcpServerListener
+{
+public:
+    HttpServer(IHttpListener *listener);
+    ~HttpServer() override;
+
+protected:
+    void onConnection(uv_stream_t *stream, uint16_t port) override;
+
+private:
+    IHttpListener *m_listener;
+};
+
+
+} // namespace xmrig
+
+
+#endif // XMRIG_HTTPSERVER_H
+

src/base/net/http/HttpsClient.cpp

@@ -0,0 +1,208 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2014-2019 heapwolf    <https://github.com/heapwolf>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <assert.h>
+#include <openssl/ssl.h>
+#include <uv.h>
+
+
+#include "base/io/log/Log.h"
+#include "base/net/http/HttpsClient.h"
+#include "base/tools/Buffer.h"
+
+
+#ifdef _MSC_VER
+#   define strncasecmp(x,y,z) _strnicmp(x,y,z)
+#endif
+
+
+xmrig::HttpsClient::HttpsClient(int method, const String &url, IHttpListener *listener, const char *data, size_t size, const String &fingerprint) :
+    HttpClient(method, url, listener, data, size),
+    m_ready(false),
+    m_buf(),
+    m_ssl(nullptr),
+    m_fp(fingerprint)
+{
+    m_ctx = SSL_CTX_new(SSLv23_method());
+    assert(m_ctx != nullptr);
+
+    if (!m_ctx) {
+        return;
+    }
+
+    m_writeBio = BIO_new(BIO_s_mem());
+    m_readBio  = BIO_new(BIO_s_mem());
+    SSL_CTX_set_options(m_ctx, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3);
+}
+
+
+xmrig::HttpsClient::~HttpsClient()
+{
+    if (m_ctx) {
+        SSL_CTX_free(m_ctx);
+    }
+
+    if (m_ssl) {
+        SSL_free(m_ssl);
+    }
+}
+
+
+const char *xmrig::HttpsClient::fingerprint() const
+{
+    return m_ready ? m_fingerprint : nullptr;
+}
+
+
+const char *xmrig::HttpsClient::version() const
+{
+    return m_ready ? SSL_get_version(m_ssl) : nullptr;
+}
+
+
+void xmrig::HttpsClient::handshake()
+{
+    m_ssl = SSL_new(m_ctx);
+    assert(m_ssl != nullptr);
+
+    if (!m_ssl) {
+        return;
+    }
+
+    SSL_set_connect_state(m_ssl);
+    SSL_set_bio(m_ssl, m_readBio, m_writeBio);
+    SSL_set_tlsext_host_name(m_ssl, host().data());
+
+    SSL_do_handshake(m_ssl);
+
+    flush();
+}
+
+
+void xmrig::HttpsClient::read(const char *data, size_t size)
+{
+    BIO_write(m_readBio, data, size);
+
+    if (!SSL_is_init_finished(m_ssl)) {
+        const int rc = SSL_connect(m_ssl);
+
+        if (rc < 0 && SSL_get_error(m_ssl, rc) == SSL_ERROR_WANT_READ) {
+            flush();
+        } else if (rc == 1) {
+            X509 *cert = SSL_get_peer_certificate(m_ssl);
+            if (!verify(cert)) {
+                X509_free(cert);
+                return close(UV_EPROTO);
+            }
+
+            X509_free(cert);
+            m_ready = true;
+
+            HttpClient::handshake();
+      }
+
+      return;
+    }
+
+    int bytes_read = 0;
+    while ((bytes_read = SSL_read(m_ssl, m_buf, sizeof(m_buf))) > 0) {
+        HttpClient::read(m_buf, static_cast<size_t>(bytes_read));
+    }
+}
+
+
+void xmrig::HttpsClient::write(const std::string &header)
+{
+    SSL_write(m_ssl, (header + body).c_str(), header.size() + body.size());
+    body.clear();
+
+    flush();
+}
+
+
+bool xmrig::HttpsClient::verify(X509 *cert)
+{
+    if (cert == nullptr) {
+        return false;
+    }
+
+    if (!verifyFingerprint(cert)) {
+        if (!m_quiet) {
+            LOG_ERR("[%s:%d] Failed to verify server certificate fingerprint", host().data(), port());
+
+            if (strlen(m_fingerprint) == 64 && !m_fp.isNull()) {
+                LOG_ERR("\"%s\" was given", m_fingerprint);
+                LOG_ERR("\"%s\" was configured", m_fp.data());
+            }
+        }
+
+        return false;
+    }
+
+    return true;
+}
+
+
+bool xmrig::HttpsClient::verifyFingerprint(X509 *cert)
+{
+    const EVP_MD *digest = EVP_get_digestbyname("sha256");
+    if (digest == nullptr) {
+        return false;
+    }
+
+    unsigned char md[EVP_MAX_MD_SIZE];
+    unsigned int dlen;
+
+    if (X509_digest(cert, digest, md, &dlen) != 1) {
+        return false;
+    }
+
+    Buffer::toHex(md, 32, m_fingerprint);
+
+    return m_fp.isNull() || strncasecmp(m_fingerprint, m_fp.data(), 64) == 0;
+}
+
+
+void xmrig::HttpsClient::flush()
+{
+    uv_buf_t buf;
+    buf.len = BIO_get_mem_data(m_writeBio, &buf.base);
+
+    if (buf.len == 0) {
+        return;
+    }
+
+    bool result = false;
+    if (uv_is_writable(stream())) {
+        result = uv_try_write(stream(), &buf, 1) == static_cast<int>(buf.len);
+
+        if (!result) {
+            close(UV_EIO);
+        }
+    }
+
+    (void) BIO_reset(m_writeBio);
+}

src/base/net/http/HttpsClient.h

@@ -0,0 +1,77 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2014-2019 heapwolf    <https://github.com/heapwolf>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifndef XMRIG_HTTPSCLIENT_H
+#define XMRIG_HTTPSCLIENT_H
+
+
+typedef struct bio_st BIO;
+typedef struct ssl_ctx_st SSL_CTX;
+typedef struct ssl_st SSL;
+typedef struct x509_st X509;
+
+
+#include "base/net/http/HttpClient.h"
+#include "base/tools/String.h"
+
+
+namespace xmrig {
+
+
+class HttpsClient : public HttpClient
+{
+public:
+    HttpsClient(int method, const String &url, IHttpListener *listener, const char *data, size_t size, const String &fingerprint);
+    ~HttpsClient() override;
+
+    const char *fingerprint() const;
+    const char *version() const;
+
+protected:
+    void handshake() override;
+    void read(const char *data, size_t size) override;
+    void write(const std::string &header) override;
+
+private:
+    bool verify(X509 *cert);
+    bool verifyFingerprint(X509 *cert);
+    void flush();
+
+    BIO *m_readBio;
+    BIO *m_writeBio;
+    bool m_ready;
+    char m_buf[1024 * 2];
+    char m_fingerprint[32 * 2 + 8];
+    SSL *m_ssl;
+    SSL_CTX *m_ctx;
+    String m_fp;
+};
+
+
+} // namespace xmrig
+
+
+#endif // XMRIG_HTTPSCLIENT_H

src/base/net/stratum/BaseClient.cpp

@@ -0,0 +1,62 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "base/kernel/interfaces/IClientListener.h"
+#include "base/net/stratum/BaseClient.h"
+#include "base/net/stratum/SubmitResult.h"
+
+
+namespace xmrig {
+
+int64_t BaseClient::m_sequence = 1;
+
+} /* namespace xmrig */
+
+
+xmrig::BaseClient::BaseClient(int id, IClientListener *listener) :
+    m_quiet(false),
+    m_listener(listener),
+    m_id(id),
+    m_retries(5),
+    m_failures(0),
+    m_state(UnconnectedState),
+    m_retryPause(5000)
+{
+}
+
+
+bool xmrig::BaseClient::handleSubmitResponse(int64_t id, const char *error)
+{
+    auto it = m_results.find(id);
+    if (it != m_results.end()) {
+        it->second.done();
+        m_listener->onResultAccepted(this, it->second, error);
+        m_results.erase(it);
+
+        return true;
+    }
+
+    return false;
+}

src/base/net/stratum/BaseClient.h

@@ -0,0 +1,96 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_BASECLIENT_H
+#define XMRIG_BASECLIENT_H
+
+
+#include <map>
+
+
+#include "base/kernel/interfaces/IClient.h"
+#include "base/net/stratum/Job.h"
+#include "base/net/stratum/Pool.h"
+
+
+namespace xmrig {
+
+
+class IClientListener;
+class SubmitResult;
+
+
+class BaseClient : public IClient
+{
+public:
+    BaseClient(int id, IClientListener *listener);
+
+    inline bool isEnabled() const override                     { return m_enabled; }
+    inline const Job &job() const override                     { return m_job; }
+    inline const Pool &pool() const override                   { return m_pool; }
+    inline const String &ip() const override                   { return m_ip; }
+    inline int id() const override                             { return m_id; }
+    inline void setAlgo(const Algorithm &algo) override        { m_pool.setAlgo(algo); }
+    inline void setEnabled(bool enabled) override              { m_enabled = enabled; }
+    inline void setPool(const Pool &pool) override             { if (pool.isValid()) { m_pool = pool; } }
+    inline void setQuiet(bool quiet) override                  { m_quiet = quiet; }
+    inline void setRetries(int retries) override               { m_retries = retries; }
+    inline void setRetryPause(uint64_t ms) override            { m_retryPause = ms; }
+
+protected:
+    enum SocketState {
+        UnconnectedState,
+        HostLookupState,
+        ConnectingState,
+        ConnectedState,
+        ClosingState
+    };
+
+    inline bool isQuiet() const { return m_quiet || m_failures >= m_retries; }
+
+    bool handleSubmitResponse(int64_t id, const char *error = nullptr);
+
+    bool m_quiet;
+    IClientListener *m_listener;
+    int m_id;
+    int m_retries;
+    int64_t m_failures;
+    Job m_job;
+    Pool m_pool;
+    SocketState m_state;
+    std::map<int64_t, SubmitResult> m_results;
+    String m_ip;
+    uint64_t m_retryPause;
+
+    static int64_t m_sequence;
+
+private:
+    bool m_enabled;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_BASECLIENT_H */

src/base/net/stratum/Client.cpp

@@ -0,0 +1,956 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ * Copyright 2018-2019 MoneroOcean <https://github.com/MoneroOcean>, <support@moneroocean.stream>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <assert.h>
+#include <inttypes.h>
+#include <iterator>
+#include <stdio.h>
+#include <string.h>
+#include <utility>
+
+
+#ifdef XMRIG_FEATURE_TLS
+#   include <openssl/ssl.h>
+#   include <openssl/err.h>
+#   include "base/net/stratum/Tls.h"
+#endif
+
+
+#include "base/io/json/JsonRequest.h"
+#include "base/io/log/Log.h"
+#include "base/kernel/interfaces/IClientListener.h"
+#include "base/net/dns/Dns.h"
+#include "base/net/stratum/Client.h"
+#include "base/tools/Buffer.h"
+#include "base/tools/Chrono.h"
+#include "net/JobResult.h"
+#include "core/Config.h" // for pconfig to access pconfig->get_algo_perf
+#include "workers/Workers.h" // to do Workers::switch_algo
+#include "rapidjson/document.h"
+#include "rapidjson/error/en.h"
+#include "rapidjson/stringbuffer.h"
+#include "rapidjson/writer.h"
+
+
+#ifdef _MSC_VER
+#   define strncasecmp(x,y,z) _strnicmp(x,y,z)
+#endif
+
+
+namespace xmrig {
+
+Storage<Client> Client::m_storage;
+
+} /* namespace xmrig */
+
+
+#ifdef APP_DEBUG
+static const char *states[] = {
+    "unconnected",
+    "host-lookup",
+    "connecting",
+    "connected",
+    "closing"
+};
+#endif
+
+
+xmrig::Client::Client(int id, const char *agent, IClientListener *listener) :
+    BaseClient(id, listener),
+    m_agent(agent),
+    m_tls(nullptr),
+    m_expire(0),
+    m_jobs(0),
+    m_keepAlive(0),
+    m_key(0),
+    m_stream(nullptr),
+    m_socket(nullptr)
+{
+    m_key = m_storage.add(this);
+    m_dns = new Dns(this);
+}
+
+
+xmrig::Client::~Client()
+{
+    delete m_dns;
+    delete m_socket;
+}
+
+
+bool xmrig::Client::disconnect()
+{
+    m_keepAlive = 0;
+    m_expire    = 0;
+    m_failures  = -1;
+
+    return close();
+}
+
+
+bool xmrig::Client::isTLS() const
+{
+#   ifdef XMRIG_FEATURE_TLS
+    return m_pool.isTLS() && m_tls;
+#   else
+    return false;
+#   endif
+}
+
+
+const char *xmrig::Client::tlsFingerprint() const
+{
+#   ifdef XMRIG_FEATURE_TLS
+    if (isTLS() && m_pool.fingerprint() == nullptr) {
+        return m_tls->fingerprint();
+    }
+#   endif
+
+    return nullptr;
+}
+
+
+const char *xmrig::Client::tlsVersion() const
+{
+#   ifdef XMRIG_FEATURE_TLS
+    if (isTLS()) {
+        return m_tls->version();
+    }
+#   endif
+
+    return nullptr;
+}
+
+
+int64_t xmrig::Client::submit(const JobResult &result)
+{
+#   ifndef XMRIG_PROXY_PROJECT
+    if (result.clientId != m_rpcId) {
+        return -1;
+    }
+#   endif
+
+    using namespace rapidjson;
+
+#   ifdef XMRIG_PROXY_PROJECT
+    const char *nonce = result.nonce;
+    const char *data  = result.result;
+#   else
+    char *nonce = m_sendBuf;
+    char *data  = m_sendBuf + 16;
+
+    Buffer::toHex(reinterpret_cast<const char*>(&result.nonce), 4, nonce);
+    nonce[8] = '\0';
+
+    Buffer::toHex(result.result, 32, data);
+    data[64] = '\0';
+#   endif
+
+    Document doc(kObjectType);
+    auto &allocator = doc.GetAllocator();
+
+    Value params(kObjectType);
+    params.AddMember("id",     StringRef(m_rpcId.data()), allocator);
+    params.AddMember("job_id", StringRef(result.jobId.data()), allocator);
+    params.AddMember("nonce",  StringRef(nonce), allocator);
+    params.AddMember("result", StringRef(data), allocator);
+
+    if (has<EXT_ALGO>() && result.algorithm.isValid()) {
+        params.AddMember("algo", StringRef(result.algorithm.shortName()), allocator);
+    }
+
+    JsonRequest::create(doc, m_sequence, "submit", params);
+
+#   ifdef XMRIG_PROXY_PROJECT
+    m_results[m_sequence] = SubmitResult(m_sequence, result.diff, result.actualDiff(), result.id);
+#   else
+    m_results[m_sequence] = SubmitResult(m_sequence, result.diff, result.actualDiff());
+#   endif
+
+    return send(doc);
+}
+
+
+void xmrig::Client::connect()
+{
+#   ifdef XMRIG_FEATURE_TLS
+    if (m_pool.isTLS()) {
+        m_tls = new Tls(this);
+    }
+#   endif
+
+    resolve(m_pool.host());
+}
+
+
+void xmrig::Client::connect(const Pool &pool)
+{
+    setPool(pool);
+    connect();
+}
+
+
+void xmrig::Client::deleteLater()
+{
+    if (!m_listener) {
+        return;
+    }
+
+    m_listener = nullptr;
+
+    if (!disconnect()) {
+        m_storage.remove(m_key);
+    }
+}
+
+
+void xmrig::Client::tick(uint64_t now)
+{
+    if (m_state == ConnectedState) {
+        if (m_expire && now > m_expire) {
+            LOG_DEBUG_ERR("[%s] timeout", url());
+            close();
+        }
+        else if (m_keepAlive && now > m_keepAlive) {
+            ping();
+        }
+    }
+
+    if (m_expire && now > m_expire && m_state == ConnectingState) {
+        connect();
+    }
+}
+
+
+void xmrig::Client::onResolved(const Dns &dns, int status)
+{
+    assert(m_listener != nullptr);
+    if (!m_listener) {
+        return reconnect();
+    }
+
+    if (status < 0 && dns.isEmpty()) {
+        if (!isQuiet()) {
+            LOG_ERR("[%s] DNS error: \"%s\"", url(), uv_strerror(status));
+        }
+
+        return reconnect();
+    }
+
+    const DnsRecord &record = dns.get();
+    m_ip = record.ip();
+
+    connect(record.addr(m_pool.port()));
+}
+
+
+bool xmrig::Client::close()
+{
+    if (m_state == ClosingState) {
+        return m_socket != nullptr;
+    }
+
+    if (m_state == UnconnectedState || m_socket == nullptr) {
+        return false;
+    }
+
+    setState(ClosingState);
+
+    if (uv_is_closing(reinterpret_cast<uv_handle_t*>(m_socket)) == 0) {
+        uv_close(reinterpret_cast<uv_handle_t*>(m_socket), Client::onClose);
+    }
+
+    return true;
+}
+
+
+bool xmrig::Client::isCriticalError(const char *message)
+{
+    if (!message) {
+        return false;
+    }
+
+    if (strncasecmp(message, "Unauthenticated", 15) == 0) {
+        return true;
+    }
+
+    if (strncasecmp(message, "your IP is banned", 17) == 0) {
+        return true;
+    }
+
+    if (strncasecmp(message, "IP Address currently banned", 27) == 0) {
+        return true;
+    }
+
+    return false;
+}
+
+
+bool xmrig::Client::parseJob(const rapidjson::Value &params, int *code)
+{
+    if (!params.IsObject()) {
+        *code = 2;
+        return false;
+    }
+
+    Job job(m_id, has<EXT_NICEHASH>(), m_pool.algorithm(), m_rpcId);
+
+    if (!job.setId(params["job_id"].GetString())) {
+        *code = 3;
+        return false;
+    }
+
+    if (!job.setBlob(params["blob"].GetString())) {
+        *code = 4;
+        return false;
+    }
+
+    if (!job.setTarget(params["target"].GetString())) {
+        *code = 5;
+        return false;
+    }
+
+    if (params.HasMember("algo")) {
+        job.setAlgorithm(params["algo"].GetString());
+    }
+    else if (params.HasMember("variant")) {
+        const rapidjson::Value &variant = params["variant"];
+
+        if (variant.IsInt()) {
+            job.setVariant(variant.GetInt());
+        }
+        else if (variant.IsString()){
+            job.setVariant(variant.GetString());
+        }
+    }
+
+    if (params.HasMember("seed_hash")) {
+        const rapidjson::Value &variant = params["seed_hash"];
+
+        if (variant.IsString()) {
+            job.setSeedHash(variant.GetString());
+        }
+    }
+
+    if (params.HasMember("height")) {
+        const rapidjson::Value &variant = params["height"];
+
+        if (variant.IsUint64()) {
+            job.setHeight(variant.GetUint64());
+        }
+    }
+
+    if (!verifyAlgorithm(job.algorithm())) {
+        *code = 6;
+
+        close();
+        return false;
+    }
+
+    // retarget workers for possible new Algo profile (same algo profile is not reapplied)
+    Workers::switch_algo(job.algorithm());
+
+    m_job.setClientId(m_rpcId);
+
+    if (m_job != job) {
+        m_jobs++;
+        m_job = std::move(job);
+        return true;
+    }
+
+    if (m_jobs == 0) { // https://github.com/xmrig/xmrig/issues/459
+        return false;
+    }
+
+    if (!isQuiet()) {
+        LOG_WARN("[%s] duplicate job received, reconnect", url());
+    }
+
+    close();
+    return false;
+}
+
+
+bool xmrig::Client::parseLogin(const rapidjson::Value &result, int *code)
+{
+    m_rpcId = result["id"].GetString();
+    if (m_rpcId.isNull()) {
+        *code = 1;
+        return false;
+    }
+
+    parseExtensions(result);
+
+    const bool rc = parseJob(result["job"], code);
+    m_jobs = 0;
+
+    return rc;
+}
+
+
+bool xmrig::Client::send(BIO *bio)
+{
+#   ifdef XMRIG_FEATURE_TLS
+    uv_buf_t buf;
+    buf.len = BIO_get_mem_data(bio, &buf.base);
+
+    if (buf.len == 0) {
+        return true;
+    }
+
+    LOG_DEBUG("[%s] TLS send     (%d bytes)", url(), static_cast<int>(buf.len));
+
+    bool result = false;
+    if (state() == ConnectedState && uv_is_writable(m_stream)) {
+        result = uv_try_write(m_stream, &buf, 1) > 0;
+
+        if (!result) {
+            close();
+        }
+    }
+    else {
+        LOG_DEBUG_ERR("[%s] send failed, invalid state: %d", url(), m_state);
+    }
+
+    (void) BIO_reset(bio);
+
+    return result;
+#   else
+    return false;
+#   endif
+}
+
+
+bool xmrig::Client::verifyAlgorithm(const Algorithm &algorithm) const
+{
+#   ifdef XMRIG_PROXY_PROJECT
+    if (m_pool.algorithm().variant() == VARIANT_AUTO || m_id == -1) {
+        return true;
+    }
+#   endif
+
+    if (m_pool.isCompatible(algorithm)) {
+        return true;
+    }
+
+    if (isQuiet()) {
+        return false;
+    }
+
+    if (algorithm.isValid()) {
+        LOG_ERR("Incompatible algorithm \"%s\" detected, reconnect", algorithm.name());
+    }
+    else {
+        LOG_ERR("Unknown/unsupported algorithm detected, reconnect");
+    }
+
+    return false;
+}
+
+
+int xmrig::Client::resolve(const String &host)
+{
+    setState(HostLookupState);
+
+    m_expire = 0;
+    m_recvBuf.reset();
+
+    if (m_failures == -1) {
+        m_failures = 0;
+    }
+
+    if (!m_dns->resolve(host)) {
+        if (!isQuiet()) {
+            LOG_ERR("[%s:%u] getaddrinfo error: \"%s\"", host.data(), m_pool.port(), uv_strerror(m_dns->status()));
+        }
+
+        return 1;
+    }
+
+    return 0;
+}
+
+
+int64_t xmrig::Client::send(const rapidjson::Document &doc)
+{
+    using namespace rapidjson;
+
+    StringBuffer buffer(nullptr, 512);
+    Writer<StringBuffer> writer(buffer);
+    doc.Accept(writer);
+
+    const size_t size = buffer.GetSize();
+    if (size > (sizeof(m_sendBuf) - 2)) {
+        LOG_ERR("[%s] send failed: \"send buffer overflow: %zu > %zu\"", url(), size, (sizeof(m_sendBuf) - 2));
+        close();
+        return -1;
+    }
+
+    memcpy(m_sendBuf, buffer.GetString(), size);
+    m_sendBuf[size]     = '\n';
+    m_sendBuf[size + 1] = '\0';
+
+    return send(size + 1);
+}
+
+
+int64_t xmrig::Client::send(size_t size)
+{
+    LOG_DEBUG("[%s] send (%d bytes): \"%.*s\"", url(), size, static_cast<int>(size) - 1, m_sendBuf);
+
+#   ifdef XMRIG_FEATURE_TLS
+    if (isTLS()) {
+        if (!m_tls->send(m_sendBuf, size)) {
+            return -1;
+        }
+    }
+    else
+#   endif
+    {
+        if (state() != ConnectedState || !uv_is_writable(m_stream)) {
+            LOG_DEBUG_ERR("[%s] send failed, invalid state: %d", url(), m_state);
+            return -1;
+        }
+
+        uv_buf_t buf = uv_buf_init(m_sendBuf, (unsigned int) size);
+
+        if (uv_try_write(m_stream, &buf, 1) < 0) {
+            close();
+            return -1;
+        }
+    }
+
+    m_expire = Chrono::steadyMSecs() + kResponseTimeout;
+    return m_sequence++;
+}
+
+
+void xmrig::Client::connect(sockaddr *addr)
+{
+    setState(ConnectingState);
+
+    uv_connect_t *req = new uv_connect_t;
+    req->data = m_storage.ptr(m_key);
+
+    m_socket = new uv_tcp_t;
+    m_socket->data = m_storage.ptr(m_key);
+
+    uv_tcp_init(uv_default_loop(), m_socket);
+    uv_tcp_nodelay(m_socket, 1);
+
+#   ifndef WIN32
+    uv_tcp_keepalive(m_socket, 1, 60);
+#   endif
+
+    uv_tcp_connect(req, m_socket, addr, onConnect);
+
+    delete addr;
+}
+
+
+void xmrig::Client::handshake()
+{
+#   ifdef XMRIG_FEATURE_TLS
+    if (isTLS()) {
+        m_expire = Chrono::steadyMSecs() + kResponseTimeout;
+
+        m_tls->handshake();
+    }
+    else
+#   endif
+    {
+        login();
+    }
+}
+
+
+void xmrig::Client::login()
+{
+    using namespace rapidjson;
+    m_results.clear();
+
+    Document doc(kObjectType);
+    auto &allocator = doc.GetAllocator();
+
+    Value params(kObjectType);
+    params.AddMember("login", m_pool.user().toJSON(),     allocator);
+    params.AddMember("pass",  m_pool.password().toJSON(), allocator);
+    params.AddMember("agent", StringRef(m_agent),         allocator);
+
+    if (!m_pool.rigId().isNull()) {
+        params.AddMember("rigid", m_pool.rigId().toJSON(), allocator);
+    }
+
+#   ifdef XMRIG_PROXY_PROJECT
+    if (m_pool.algorithm().variant() != xmrig::VARIANT_AUTO)
+#   endif
+    {
+        Value algo(kArrayType);
+
+        for (const auto &a : m_pool.algorithms()) {
+            algo.PushBack(StringRef(a.shortName()), allocator);
+        }
+
+        params.AddMember("algo", algo, allocator);
+
+        // addding algo-perf based on pconfig->get_algo_perf
+        Value algo_perf(kObjectType);
+        for (int a = 0; a != xmrig::PerfAlgo::PA_MAX; ++ a) {
+            const xmrig::PerfAlgo pa = static_cast<xmrig::PerfAlgo>(a);
+            Value key(xmrig::Algorithm::perfAlgoName(pa), allocator);
+            algo_perf.AddMember(key, Value(xmrig::pconfig->get_algo_perf(pa)), allocator);
+        }
+
+        params.AddMember("algo-perf", algo_perf, allocator);
+    }
+
+    m_listener->onLogin(this, doc, params);
+
+    JsonRequest::create(doc, 1, "login", params);
+
+    send(doc);
+}
+
+
+void xmrig::Client::onClose()
+{
+    delete m_socket;
+
+    m_stream = nullptr;
+    m_socket = nullptr;
+    setState(UnconnectedState);
+
+#   ifdef XMRIG_FEATURE_TLS
+    if (m_tls) {
+        delete m_tls;
+        m_tls = nullptr;
+    }
+#   endif
+
+    reconnect();
+}
+
+
+void xmrig::Client::parse(char *line, size_t len)
+{
+    startTimeout();
+
+    LOG_DEBUG("[%s] received (%d bytes): \"%.*s\"", url(), len, static_cast<int>(len), line);
+
+    if (len < 32 || line[0] != '{') {
+        if (!isQuiet()) {
+            LOG_ERR("[%s] JSON decode failed", url());
+        }
+
+        return;
+    }
+
+    rapidjson::Document doc;
+    if (doc.ParseInsitu(line).HasParseError()) {
+        if (!isQuiet()) {
+            LOG_ERR("[%s] JSON decode failed: \"%s\"", url(), rapidjson::GetParseError_En(doc.GetParseError()));
+        }
+
+        return;
+    }
+
+    if (!doc.IsObject()) {
+        return;
+    }
+
+    const rapidjson::Value &id = doc["id"];
+    if (id.IsInt64()) {
+        parseResponse(id.GetInt64(), doc["result"], doc["error"]);
+    }
+    else {
+        parseNotification(doc["method"].GetString(), doc["params"], doc["error"]);
+    }
+}
+
+
+void xmrig::Client::parseExtensions(const rapidjson::Value &result)
+{
+    m_extensions.reset();
+
+    if (!result.HasMember("extensions")) {
+        return;
+    }
+
+    const rapidjson::Value &extensions = result["extensions"];
+    if (!extensions.IsArray()) {
+        return;
+    }
+
+    for (const rapidjson::Value &ext : extensions.GetArray()) {
+        if (!ext.IsString()) {
+            continue;
+        }
+
+        const char *name = ext.GetString();
+
+        if (strcmp(name, "algo") == 0) {
+            setExtension(EXT_ALGO, true);
+        }
+        else if (strcmp(name, "nicehash") == 0) {
+            setExtension(EXT_NICEHASH, true);
+        }
+        else if (strcmp(name, "connect") == 0) {
+            setExtension(EXT_CONNECT, true);
+        }
+        else if (strcmp(name, "keepalive") == 0) {
+            setExtension(EXT_KEEPALIVE, true);
+        }
+#       ifdef XMRIG_FEATURE_TLS
+        else if (strcmp(name, "tls") == 0) {
+            setExtension(EXT_TLS, true);
+        }
+#       endif
+    }
+}
+
+
+void xmrig::Client::parseNotification(const char *method, const rapidjson::Value &params, const rapidjson::Value &error)
+{
+    if (error.IsObject()) {
+        if (!isQuiet()) {
+            LOG_ERR("[%s] error: \"%s\", code: %d", url(), error["message"].GetString(), error["code"].GetInt());
+        }
+        return;
+    }
+
+    if (!method) {
+        return;
+    }
+
+    if (strcmp(method, "job") == 0) {
+        int code = -1;
+        if (parseJob(params, &code)) {
+            m_listener->onJobReceived(this, m_job, params);
+        }
+
+        return;
+    }
+
+    LOG_WARN("[%s] unsupported method: \"%s\"", url(), method);
+}
+
+
+void xmrig::Client::parseResponse(int64_t id, const rapidjson::Value &result, const rapidjson::Value &error)
+{
+    if (error.IsObject()) {
+        const char *message = error["message"].GetString();
+
+        if (!handleSubmitResponse(id, message) && !isQuiet()) {
+            LOG_ERR("[%s] error: " RED_BOLD("\"%s\"") RED_S ", code: %d", url(), message, error["code"].GetInt());
+        }
+
+        if (isCriticalError(message)) {
+            close();
+        }
+
+        return;
+    }
+
+    if (!result.IsObject()) {
+        return;
+    }
+
+    if (id == 1) {
+        int code = -1;
+        if (!parseLogin(result, &code)) {
+            if (!isQuiet()) {
+                LOG_ERR("[%s] login error code: %d", url(), code);
+            }
+
+            close();
+            return;
+        }
+
+        m_failures = 0;
+        m_listener->onLoginSuccess(this);
+        m_listener->onJobReceived(this, m_job, result["job"]);
+        return;
+    }
+
+    handleSubmitResponse(id);
+}
+
+
+void xmrig::Client::ping()
+{
+    send(snprintf(m_sendBuf, sizeof(m_sendBuf), "{\"id\":%" PRId64 ",\"jsonrpc\":\"2.0\",\"method\":\"keepalived\",\"params\":{\"id\":\"%s\"}}\n", m_sequence, m_rpcId.data()));
+}
+
+
+void xmrig::Client::read(ssize_t nread)
+{
+    const size_t size = static_cast<size_t>(nread);
+
+    if (nread > 0 && size > m_recvBuf.available()) {
+        nread = UV_ENOBUFS;
+    }
+
+    if (nread < 0) {
+        if (!isQuiet()) {
+            LOG_ERR("[%s] read error: \"%s\"", url(), uv_strerror(static_cast<int>(nread)));
+        }
+
+        close();
+        return;
+    }
+
+    assert(m_listener != nullptr);
+    if (!m_listener) {
+        return reconnect();
+    }
+
+    m_recvBuf.nread(size);
+
+#   ifdef XMRIG_FEATURE_TLS
+    if (isTLS()) {
+        LOG_DEBUG("[%s] TLS received (%d bytes)", url(), static_cast<int>(nread));
+
+        m_tls->read(m_recvBuf.base(), m_recvBuf.pos());
+        m_recvBuf.reset();
+    }
+    else
+#   endif
+    {
+        m_recvBuf.getline(this);
+    }
+}
+
+
+void xmrig::Client::reconnect()
+{
+    if (!m_listener) {
+        m_storage.remove(m_key);
+
+        return;
+    }
+
+    m_keepAlive = 0;
+
+    if (m_failures == -1) {
+        return m_listener->onClose(this, -1);
+    }
+
+    setState(ConnectingState);
+
+    m_failures++;
+    m_listener->onClose(this, static_cast<int>(m_failures));
+
+    m_expire = Chrono::steadyMSecs() + m_retryPause;
+}
+
+
+void xmrig::Client::setState(SocketState state)
+{
+    LOG_DEBUG("[%s] state: \"%s\"", url(), states[state]);
+
+    if (m_state == state) {
+        return;
+    }
+
+    m_state = state;
+}
+
+
+void xmrig::Client::startTimeout()
+{
+    m_expire = 0;
+
+    if (has<EXT_KEEPALIVE>()) {
+        const uint64_t ms = static_cast<uint64_t>(m_pool.keepAlive() > 0 ? m_pool.keepAlive() : Pool::kKeepAliveTimeout) * 1000;
+
+        m_keepAlive = Chrono::steadyMSecs() + ms;
+    }
+}
+
+
+void xmrig::Client::onAllocBuffer(uv_handle_t *handle, size_t, uv_buf_t *buf)
+{
+    auto client = getClient(handle->data);
+    if (!client) {
+        return;
+    }
+
+    buf->base = client->m_recvBuf.current();
+
+#   ifdef _WIN32
+    buf->len = static_cast<ULONG>(client->m_recvBuf.available());
+#   else
+    buf->len = client->m_recvBuf.available();
+#   endif
+}
+
+
+void xmrig::Client::onClose(uv_handle_t *handle)
+{
+    auto client = getClient(handle->data);
+    if (!client) {
+        return;
+    }
+
+    client->onClose();
+}
+
+
+void xmrig::Client::onConnect(uv_connect_t *req, int status)
+{
+    auto client = getClient(req->data);
+    if (!client) {
+        delete req;
+        return;
+    }
+
+    if (status < 0) {
+        if (!client->isQuiet()) {
+            LOG_ERR("[%s] connect error: \"%s\"", client->url(), uv_strerror(status));
+        }
+
+        delete req;
+        client->close();
+        return;
+    }
+
+    client->m_stream = static_cast<uv_stream_t*>(req->handle);
+    client->m_stream->data = req->data;
+    client->setState(ConnectedState);
+
+    uv_read_start(client->m_stream, onAllocBuffer, onRead);
+    delete req;
+
+    client->handshake();
+}
+
+
+void xmrig::Client::onRead(uv_stream_t *stream, ssize_t nread, const uv_buf_t *)
+{
+    auto client = getClient(stream->data);
+    if (client) {
+        client->read(nread);
+    }
+}

src/base/net/stratum/Client.h

@@ -0,0 +1,151 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ * Copyright 2018-2019 MoneroOcean <https://github.com/MoneroOcean>, <support@moneroocean.stream>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_CLIENT_H
+#define XMRIG_CLIENT_H
+
+
+#include <bitset>
+#include <map>
+#include <uv.h>
+#include <vector>
+
+
+#include "base/kernel/interfaces/IDnsListener.h"
+#include "base/kernel/interfaces/ILineListener.h"
+#include "base/net/stratum/BaseClient.h"
+#include "base/net/stratum/Job.h"
+#include "base/net/stratum/Pool.h"
+#include "base/net/stratum/SubmitResult.h"
+#include "base/net/tools/RecvBuf.h"
+#include "base/net/tools/Storage.h"
+#include "common/crypto/Algorithm.h"
+
+
+typedef struct bio_st BIO;
+
+
+namespace xmrig {
+
+
+class IClientListener;
+class JobResult;
+
+
+class Client : public BaseClient, public IDnsListener, public ILineListener
+{
+public:
+    constexpr static int kResponseTimeout = 20 * 1000;
+
+#   ifdef XMRIG_FEATURE_TLS
+    constexpr static int kInputBufferSize = 1024 * 16;
+#   else
+    constexpr static int kInputBufferSize = 1024 * 2;
+#   endif
+
+    Client(int id, const char *agent, IClientListener *listener);
+    ~Client() override;
+
+protected:
+    bool disconnect() override;
+    bool isTLS() const override;
+    const char *tlsFingerprint() const override;
+    const char *tlsVersion() const override;
+    int64_t submit(const JobResult &result) override;
+    void connect() override;
+    void connect(const Pool &pool) override;
+    void deleteLater() override;
+    void tick(uint64_t now) override;
+
+    void onResolved(const Dns &dns, int status) override;
+
+    inline bool hasExtension(Extension extension) const noexcept override { return m_extensions.test(extension); }
+    inline const char *mode() const override                              { return "pool"; }
+    inline void onLine(char *line, size_t size) override                  { parse(line, size); }
+
+private:
+    class Tls;
+
+    bool close();
+    bool isCriticalError(const char *message);
+    bool parseJob(const rapidjson::Value &params, int *code);
+    bool parseLogin(const rapidjson::Value &result, int *code);
+    bool send(BIO *bio);
+    bool verifyAlgorithm(const Algorithm &algorithm) const;
+    int resolve(const String &host);
+    int64_t send(const rapidjson::Document &doc);
+    int64_t send(size_t size);
+    void connect(sockaddr *addr);
+    void handshake();
+    void login();
+    void onClose();
+    void parse(char *line, size_t len);
+    void parseExtensions(const rapidjson::Value &result);
+    void parseNotification(const char *method, const rapidjson::Value &params, const rapidjson::Value &error);
+    void parseResponse(int64_t id, const rapidjson::Value &result, const rapidjson::Value &error);
+    void ping();
+    void read(ssize_t nread);
+    void reconnect();
+    void setState(SocketState state);
+    void startTimeout();
+
+    inline const char *url() const                                { return m_pool.url(); }
+    inline SocketState state() const                              { return m_state; }
+    inline void setExtension(Extension ext, bool enable) noexcept { m_extensions.set(ext, enable); }
+    template<Extension ext> inline bool has() const noexcept      { return m_extensions.test(ext); }
+
+    static void onAllocBuffer(uv_handle_t *handle, size_t suggested_size, uv_buf_t *buf);
+    static void onClose(uv_handle_t *handle);
+    static void onConnect(uv_connect_t *req, int status);
+    static void onRead(uv_stream_t *stream, ssize_t nread, const uv_buf_t *buf);
+
+    static inline Client *getClient(void *data) { return m_storage.get(data); }
+
+    char m_sendBuf[2048];
+    const char *m_agent;
+    Dns *m_dns;
+    RecvBuf<kInputBufferSize> m_recvBuf;
+    std::bitset<EXT_MAX> m_extensions;
+    String m_rpcId;
+    Tls *m_tls;
+    uint64_t m_expire;
+    uint64_t m_jobs;
+    uint64_t m_keepAlive;
+    uintptr_t m_key;
+    uv_stream_t *m_stream;
+    uv_tcp_t *m_socket;
+
+    static Storage<Client> m_storage;
+};
+
+
+template<> inline bool Client::has<Client::EXT_NICEHASH>() const noexcept  { return m_extensions.test(EXT_NICEHASH) || m_pool.isNicehash(); }
+template<> inline bool Client::has<Client::EXT_KEEPALIVE>() const noexcept { return m_extensions.test(EXT_KEEPALIVE) || m_pool.keepAlive() > 0; }
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_CLIENT_H */

src/base/net/stratum/DaemonClient.cpp

@@ -0,0 +1,380 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2019      Howard Chu  <https://github.com/hyc>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <algorithm>
+#include <assert.h>
+
+
+#include "3rdparty/http-parser/http_parser.h"
+#include "base/io/json/Json.h"
+#include "base/io/json/JsonRequest.h"
+#include "base/io/log/Log.h"
+#include "base/kernel/interfaces/IClientListener.h"
+#include "base/net/http/HttpClient.h"
+#include "base/net/stratum/DaemonClient.h"
+#include "base/net/stratum/SubmitResult.h"
+#include "base/tools/Buffer.h"
+#include "base/tools/Timer.h"
+#include "net/JobResult.h"
+#include "rapidjson/document.h"
+#include "rapidjson/error/en.h"
+#include "rapidjson/stringbuffer.h"
+#include "rapidjson/writer.h"
+
+
+#ifdef XMRIG_FEATURE_TLS
+#   include "base/net/http/HttpsClient.h"
+#endif
+
+
+namespace xmrig {
+
+static const char *kBlocktemplateBlob       = "blocktemplate_blob";
+static const char *kGetHeight               = "/getheight";
+static const char *kGetInfo                 = "/getinfo";
+static const char *kHash                    = "hash";
+static const char *kHeight                  = "height";
+static const char *kJsonRPC                 = "/json_rpc";
+
+}
+
+
+xmrig::DaemonClient::DaemonClient(int id, IClientListener *listener) :
+    BaseClient(id, listener),
+    m_monero(true)
+{
+    m_timer = new Timer(this);
+}
+
+
+xmrig::DaemonClient::~DaemonClient()
+{
+    delete m_timer;
+}
+
+
+bool xmrig::DaemonClient::disconnect()
+{
+    if (m_state != UnconnectedState) {
+        setState(UnconnectedState);
+    }
+
+    return true;
+}
+
+
+bool xmrig::DaemonClient::isTLS() const
+{
+#   ifdef XMRIG_FEATURE_TLS
+    return m_pool.isTLS();
+#   else
+    return false;
+#   endif
+}
+
+
+int64_t xmrig::DaemonClient::submit(const JobResult &result)
+{
+    if (result.jobId != (m_blocktemplate.data() + m_blocktemplate.size() - 32)) {
+        return -1;
+    }
+
+#   ifdef XMRIG_PROXY_PROJECT
+    memcpy(m_blocktemplate.data() + 78, result.nonce, 8);
+#   else
+    Buffer::toHex(reinterpret_cast<const uint8_t *>(&result.nonce), 4, m_blocktemplate.data() + 78);
+#   endif
+
+    using namespace rapidjson;
+    Document doc(kObjectType);
+
+    Value params(kArrayType);
+    params.PushBack(m_blocktemplate.toJSON(), doc.GetAllocator());
+
+    JsonRequest::create(doc, m_sequence, "submitblock", params);
+
+#   ifdef XMRIG_PROXY_PROJECT
+    m_results[m_sequence] = SubmitResult(m_sequence, result.diff, result.actualDiff(), result.id);
+#   else
+    m_results[m_sequence] = SubmitResult(m_sequence, result.diff, result.actualDiff());
+#   endif
+
+    send(HTTP_POST, kJsonRPC, doc);
+
+    return m_sequence++;
+}
+
+
+void xmrig::DaemonClient::connect()
+{
+    setState(ConnectingState);
+    getBlockTemplate();
+}
+
+
+void xmrig::DaemonClient::connect(const Pool &pool)
+{
+    setPool(pool);
+    connect();
+}
+
+
+void xmrig::DaemonClient::onHttpData(const HttpData &data)
+{
+    if (data.status != HTTP_STATUS_OK) {
+        return retry();
+    }
+
+    LOG_DEBUG("[%s:%d] received (%d bytes): \"%.*s\"", m_pool.host().data(), m_pool.port(), static_cast<int>(data.body.size()), static_cast<int>(data.body.size()), data.body.c_str());
+
+    m_ip = static_cast<const HttpContext &>(data).ip().c_str();
+
+#   ifdef XMRIG_FEATURE_TLS
+    if (isTLS()) {
+        m_tlsVersion     = static_cast<const HttpsClient &>(data).version();
+        m_tlsFingerprint = static_cast<const HttpsClient &>(data).fingerprint();
+    }
+#   endif
+
+    rapidjson::Document doc;
+    if (doc.Parse(data.body.c_str()).HasParseError()) {
+        if (!isQuiet()) {
+            LOG_ERR("[%s:%d] JSON decode failed: \"%s\"", m_pool.host().data(), m_pool.port(), rapidjson::GetParseError_En(doc.GetParseError()));
+        }
+
+        return retry();
+    }
+
+    if (data.method == HTTP_GET) {
+        if (data.url == kGetHeight) {
+            if (!doc.HasMember(kHash)) {
+                m_monero = false;
+
+                return send(HTTP_GET, kGetInfo);
+            }
+
+            if (isOutdated(Json::getUint64(doc, kHeight), Json::getString(doc, kHash))) {
+                getBlockTemplate();
+            }
+        }
+        else if (data.url == kGetInfo && isOutdated(Json::getUint64(doc, kHeight), Json::getString(doc, "top_block_hash"))) {
+            getBlockTemplate();
+        }
+
+        return;
+    }
+
+    if (!parseResponse(Json::getInt64(doc, "id", -1), Json::getObject(doc, "result"), Json::getObject(doc, "error"))) {
+        retry();
+    }
+}
+
+
+void xmrig::DaemonClient::onTimer(const Timer *)
+{
+    if (m_state == ConnectingState) {
+        getBlockTemplate();
+    }
+    else if (m_state == ConnectedState) {
+        send(HTTP_GET, m_monero ? kGetHeight : kGetInfo);
+    }
+}
+
+
+bool xmrig::DaemonClient::isOutdated(uint64_t height, const char *hash) const
+{
+    return m_job.height() != height || m_prevHash != hash;
+}
+
+
+bool xmrig::DaemonClient::parseJob(const rapidjson::Value &params, int *code)
+{
+    Job job(m_id, false, m_pool.algorithm(), String());
+
+    String blocktemplate = Json::getString(params, kBlocktemplateBlob);
+    if (blocktemplate.isNull() || !job.setBlob(Json::getString(params, "blockhashing_blob"))) {
+        *code = 4;
+        return false;
+    }
+
+    job.setSeedHash(Json::getString(params, "seed_hash"));
+
+    job.setHeight(Json::getUint64(params, kHeight));
+    job.setDiff(Json::getUint64(params, "difficulty"));
+    job.setId(blocktemplate.data() + blocktemplate.size() - 32);
+
+    m_job           = std::move(job);
+    m_blocktemplate = std::move(blocktemplate);
+    m_prevHash      = Json::getString(params, "prev_hash");
+
+    if (m_state == ConnectingState) {
+        setState(ConnectedState);
+    }
+
+    m_listener->onJobReceived(this, m_job, params);
+    return true;
+}
+
+
+bool xmrig::DaemonClient::parseResponse(int64_t id, const rapidjson::Value &result, const rapidjson::Value &error)
+{
+    if (id == -1) {
+        return false;
+    }
+
+    if (error.IsObject()) {
+        const char *message = error["message"].GetString();
+
+        if (!handleSubmitResponse(id, message) && !isQuiet()) {
+            LOG_ERR("[%s:%d] error: " RED_BOLD("\"%s\"") RED_S ", code: %d", m_pool.host().data(), m_pool.port(), message, error["code"].GetInt());
+        }
+
+        return false;
+    }
+
+    if (!result.IsObject()) {
+        return false;
+    }
+
+    int code = -1;
+    if (result.HasMember(kBlocktemplateBlob) && parseJob(result, &code)) {
+        return true;
+    }
+
+    if (handleSubmitResponse(id)) {
+        getBlockTemplate();
+        return true;
+    }
+
+
+    return false;
+}
+
+
+int64_t xmrig::DaemonClient::getBlockTemplate()
+{
+    using namespace rapidjson;
+    Document doc(kObjectType);
+    auto &allocator = doc.GetAllocator();
+
+    Value params(kObjectType);
+    params.AddMember("wallet_address", m_pool.user().toJSON(), allocator);
+    params.AddMember("reserve_size",   8,                      allocator);
+
+    JsonRequest::create(doc, m_sequence, "getblocktemplate", params);
+
+    send(HTTP_POST, kJsonRPC, doc);
+
+    return m_sequence++;
+}
+
+
+void xmrig::DaemonClient::retry()
+{
+    m_failures++;
+    m_listener->onClose(this, static_cast<int>(m_failures));
+
+    if (m_failures == -1) {
+        return;
+    }
+
+    if (m_state == ConnectedState) {
+        setState(ConnectingState);
+    }
+
+    m_timer->stop();
+    m_timer->start(m_retryPause, 0);
+}
+
+
+void xmrig::DaemonClient::send(int method, const char *url, const char *data, size_t size)
+{
+    LOG_DEBUG("[%s:%d] " MAGENTA_BOLD("\"%s %s\"") BLACK_BOLD_S " send (%zu bytes): \"%.*s\"",
+              m_pool.host().data(),
+              m_pool.port(),
+              http_method_str(static_cast<http_method>(method)),
+              url,
+              size,
+              static_cast<int>(size),
+              data);
+
+    HttpClient *client;
+#   ifdef XMRIG_FEATURE_TLS
+    if (m_pool.isTLS()) {
+        client = new HttpsClient(method, url, this, data, size, m_pool.fingerprint());
+    }
+    else
+#   endif
+    {
+        client = new HttpClient(method, url, this, data, size);
+    }
+
+    client->setQuiet(isQuiet());
+    client->connect(m_pool.host(), m_pool.port());
+}
+
+
+void xmrig::DaemonClient::send(int method, const char *url, const rapidjson::Document &doc)
+{
+    using namespace rapidjson;
+
+    StringBuffer buffer(nullptr, 512);
+    Writer<StringBuffer> writer(buffer);
+    doc.Accept(writer);
+
+    send(method, url, buffer.GetString(), buffer.GetSize());
+}
+
+
+void xmrig::DaemonClient::setState(SocketState state)
+{
+    assert(m_state != state);
+    if (m_state == state) {
+        return;
+    }
+
+    m_state = state;
+
+    switch (state) {
+    case ConnectedState:
+        {
+            m_failures = 0;
+            m_listener->onLoginSuccess(this);
+
+            const uint64_t interval = std::max<uint64_t>(20, m_pool.pollInterval());
+            m_timer->start(interval, interval);
+        }
+        break;
+
+    case UnconnectedState:
+        m_failures = -1;
+        m_timer->stop();
+        break;
+
+    default:
+        break;
+    }
+}

src/base/net/stratum/DaemonClient.h

@@ -0,0 +1,83 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2019      Howard Chu  <https://github.com/hyc>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_DAEMONCLIENT_H
+#define XMRIG_DAEMONCLIENT_H
+
+
+#include "base/net/stratum/BaseClient.h"
+#include "base/kernel/interfaces/ITimerListener.h"
+#include "base/kernel/interfaces/IHttpListener.h"
+
+
+namespace xmrig {
+
+
+class DaemonClient : public BaseClient, public ITimerListener, public IHttpListener
+{
+public:
+    DaemonClient(int id, IClientListener *listener);
+    ~DaemonClient() override;
+
+protected:
+    bool disconnect() override;
+    bool isTLS() const override;
+    int64_t submit(const JobResult &result) override;
+    void connect() override;
+    void connect(const Pool &pool) override;
+
+    void onHttpData(const HttpData &data) override;
+    void onTimer(const Timer *timer) override;
+
+    inline bool hasExtension(Extension) const noexcept override { return false; }
+    inline const char *mode() const override                    { return "daemon"; }
+    inline const char *tlsFingerprint() const override          { return m_tlsFingerprint; }
+    inline const char *tlsVersion() const override              { return m_tlsVersion; }
+    inline void deleteLater() override                          { delete this; }
+    inline void tick(uint64_t) override                         {}
+
+private:
+    bool isOutdated(uint64_t height, const char *hash) const;
+    bool parseJob(const rapidjson::Value &params, int *code);
+    bool parseResponse(int64_t id, const rapidjson::Value &result, const rapidjson::Value &error);
+    int64_t getBlockTemplate();
+    void retry();
+    void send(int method, const char *url, const char *data = nullptr, size_t size = 0);
+    void send(int method, const char *url, const rapidjson::Document &doc);
+    void setState(SocketState state);
+
+    bool m_monero;
+    String m_blocktemplate;
+    String m_prevHash;
+    String m_tlsFingerprint;
+    String m_tlsVersion;
+    Timer *m_timer;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_DAEMONCLIENT_H */

src/base/net/stratum/Job.cpp

@@ -0,0 +1,213 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018      Lee Clagett <https://github.com/vtnerd>
+ * Copyright 2018      SChernykh   <https://github.com/SChernykh>
+ * Copyright 2019      Howard Chu  <https://github.com/hyc>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ * Copyright 2018-2019 MoneroOcean <https://github.com/MoneroOcean>, <support@moneroocean.stream>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <assert.h>
+#include <string.h>
+
+
+#include "base/net/stratum/Job.h"
+#include "base/tools/Buffer.h"
+
+
+xmrig::Job::Job() :
+    m_autoVariant(false),
+    m_nicehash(false),
+    m_poolId(-2),
+    m_threadId(-1),
+    m_size(0),
+    m_diff(0),
+    m_height(0),
+    m_target(0),
+    m_seedHash(),
+    m_blob()
+{
+}
+
+
+xmrig::Job::Job(int poolId, bool nicehash, const Algorithm &algorithm, const String &clientId) :
+    m_algorithm(algorithm),
+    m_autoVariant(algorithm.variant() == VARIANT_AUTO),
+    m_nicehash(nicehash),
+    m_poolId(poolId),
+    m_threadId(-1),
+    m_size(0),
+    m_clientId(clientId),
+    m_diff(0),
+    m_height(0),
+    m_target(0),
+    m_seedHash(),
+    m_blob()
+{
+}
+
+
+xmrig::Job::~Job()
+{
+}
+
+
+bool xmrig::Job::isEqual(const Job &other) const
+{
+    return m_id == other.m_id && m_clientId == other.m_clientId && memcmp(m_blob, other.m_blob, sizeof(m_blob)) == 0;
+}
+
+
+bool xmrig::Job::setBlob(const char *blob)
+{
+    if (!blob) {
+        return false;
+    }
+
+    m_size = strlen(blob);
+    if (m_size % 2 != 0) {
+        return false;
+    }
+
+    m_size /= 2;
+    if (m_size < 76 || m_size >= sizeof(m_blob)) {
+        return false;
+    }
+
+    if (!Buffer::fromHex(blob, m_size * 2, m_blob)) {
+        return false;
+    }
+
+    if (*nonce() != 0 && !m_nicehash) {
+        m_nicehash = true;
+    }
+
+    if (m_autoVariant) {
+        m_algorithm.setVariant(variant());
+    }
+
+#   ifdef XMRIG_PROXY_PROJECT
+    memset(m_rawBlob, 0, sizeof(m_rawBlob));
+    memcpy(m_rawBlob, blob, m_size * 2);
+#   endif
+
+    return true;
+}
+
+// for algo benchmarking
+void xmrig::Job::setRawBlob(const uint8_t *blob, const size_t size)
+{
+    memcpy(m_blob, blob, m_size = size);
+}
+
+
+bool xmrig::Job::setTarget(const char *target)
+{
+    if (!target) {
+        return false;
+    }
+
+    const size_t len = strlen(target);
+
+    if (len <= 8) {
+        uint32_t tmp = 0;
+        char str[8];
+        memcpy(str, target, len);
+
+        if (!Buffer::fromHex(str, 8, reinterpret_cast<uint8_t *>(&tmp)) || tmp == 0) {
+            return false;
+        }
+
+        m_target = 0xFFFFFFFFFFFFFFFFULL / (0xFFFFFFFFULL / static_cast<uint64_t>(tmp));
+    }
+    else if (len <= 16) {
+        m_target = 0;
+        char str[16];
+        memcpy(str, target, len);
+
+        if (!Buffer::fromHex(str, 16, reinterpret_cast<uint8_t *>(&m_target)) || m_target == 0) {
+            return false;
+        }
+    }
+    else {
+        return false;
+    }
+
+#   ifdef XMRIG_PROXY_PROJECT
+    memset(m_rawTarget, 0, sizeof(m_rawTarget));
+    memcpy(m_rawTarget, target, len);
+#   endif
+
+    m_diff = toDiff(m_target);
+    return true;
+}
+
+
+void xmrig::Job::setAlgorithm(const char *algo)
+{
+    m_algorithm.parseAlgorithm(algo);
+
+    if (m_algorithm.variant() == xmrig::VARIANT_AUTO) {
+        m_algorithm.setVariant(variant());
+    }
+}
+
+
+void xmrig::Job::setDiff(uint64_t diff)
+{
+    m_diff   = diff;
+    m_target = toDiff(diff);
+
+#   ifdef XMRIG_PROXY_PROJECT
+    Buffer::toHex(reinterpret_cast<uint8_t *>(&m_target), 8, m_rawTarget);
+    m_rawTarget[16] = '\0';
+#   endif
+}
+
+
+bool xmrig::Job::setSeedHash(const char *hash)
+{
+    if (!hash || (strlen(hash) != sizeof(m_seedHash) * 2))
+        return false;
+
+    return Buffer::fromHex(hash, sizeof(m_seedHash) * 2, m_seedHash);
+}
+
+
+xmrig::Variant xmrig::Job::variant() const
+{
+    switch (m_algorithm.algo()) {
+    case CRYPTONIGHT:
+        return (m_blob[0] >= 10) ? VARIANT_4 : ((m_blob[0] >= 8) ? VARIANT_2 : VARIANT_1);
+
+    case CRYPTONIGHT_LITE:
+        return VARIANT_1;
+
+    case CRYPTONIGHT_HEAVY:
+        return VARIANT_0;
+
+    default:
+        break;
+    }
+
+    return m_algorithm.variant();
+}

src/base/net/stratum/Job.h

@@ -0,0 +1,128 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018      Lee Clagett <https://github.com/vtnerd>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2019      Howard Chu  <https://github.com/hyc>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ * Copyright 2018-2019 MoneroOcean <https://github.com/MoneroOcean>, <support@moneroocean.stream>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_JOB_H
+#define XMRIG_JOB_H
+
+
+#include <stddef.h>
+#include <stdint.h>
+
+
+#include "base/tools/String.h"
+#include "common/crypto/Algorithm.h"
+
+
+namespace xmrig {
+
+
+class Job
+{
+public:
+    // Max blob size is 84 (75 fixed + 9 variable), aligned to 96. https://github.com/xmrig/xmrig/issues/1 Thanks fireice-uk.
+    // SECOR increase requirements for blob size: https://github.com/xmrig/xmrig/issues/913
+    static constexpr const size_t kMaxBlobSize = 128;
+
+    Job();
+    Job(int poolId, bool nicehash, const Algorithm &algorithm, const String &clientId);
+    ~Job();
+
+    bool isEqual(const Job &other) const;
+    bool setBlob(const char *blob);
+    void setRawBlob(const uint8_t *blob, const size_t size); // for algo benchmarking
+    bool setTarget(const char *target);
+    // for algo benchmarking to set PoW variant
+    void setAlgorithm(const xmrig::Algorithm& algorithm) { m_algorithm = algorithm; }
+    void setAlgorithm(const char *algo);
+    void setDiff(uint64_t diff);
+    bool setSeedHash(const char *hash);
+
+    inline bool isNicehash() const                    { return m_nicehash; }
+    inline bool isValid() const                       { return m_size > 0 && m_diff > 0; }
+    inline bool setId(const char *id)                 { return m_id = id; }
+    inline const Algorithm &algorithm() const         { return m_algorithm; }
+    inline const String &clientId() const             { return m_clientId; }
+    inline const String &id() const                   { return m_id; }
+    inline const uint32_t *nonce() const              { return reinterpret_cast<const uint32_t*>(m_blob + 39); }
+    inline const uint8_t *blob() const                { return m_blob; }
+    inline const uint8_t *seed_hash() const           { return m_seedHash; }
+    inline int poolId() const                         { return m_poolId; }
+    inline int threadId() const                       { return m_threadId; }
+    inline size_t size() const                        { return m_size; }
+    inline uint32_t *nonce()                          { return reinterpret_cast<uint32_t*>(m_blob + 39); }
+    inline uint64_t diff() const                      { return m_diff; }
+    inline uint64_t height() const                    { return m_height; }
+    inline uint64_t target() const                    { return m_target; }
+    inline uint8_t fixedByte() const                  { return *(m_blob + 42); }
+    inline void reset()                               { m_size = 0; m_diff = 0; }
+    inline void setClientId(const String &id)         { m_clientId = id; }
+    inline void setHeight(uint64_t height)            { m_height = height; }
+    inline void setPoolId(int poolId)                 { m_poolId = poolId; }
+    inline void setThreadId(int threadId)             { m_threadId = threadId; }
+    inline void setVariant(const char *variant)       { m_algorithm.parseVariant(variant); }
+    inline void setVariant(int variant)               { m_algorithm.parseVariant(variant); }
+
+#   ifdef XMRIG_PROXY_PROJECT
+    inline char *rawBlob()                 { return m_rawBlob; }
+    inline const char *rawBlob() const     { return m_rawBlob; }
+    inline const char *rawTarget() const   { return m_rawTarget; }
+#   endif
+
+    static inline uint32_t *nonce(uint8_t *blob)   { return reinterpret_cast<uint32_t*>(blob + 39); }
+    static inline uint64_t toDiff(uint64_t target) { return 0xFFFFFFFFFFFFFFFFULL / target; }
+
+    inline bool operator==(const Job &other) const { return isEqual(other); }
+    inline bool operator!=(const Job &other) const { return !isEqual(other); }
+
+private:
+    Variant variant() const;
+
+    Algorithm m_algorithm;
+    bool m_autoVariant;
+    bool m_nicehash;
+    int m_poolId;
+    int m_threadId;
+    size_t m_size;
+    String m_clientId;
+    String m_id;
+    uint64_t m_diff;
+    uint64_t m_height;
+    uint64_t m_target;
+    uint8_t m_seedHash[32];
+    uint8_t m_blob[kMaxBlobSize];
+
+#   ifdef XMRIG_PROXY_PROJECT
+    char m_rawBlob[kMaxBlobSize * 2 + 8];
+    char m_rawTarget[24];
+#   endif
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_JOB_H */

src/base/net/stratum/Pool.cpp

@@ -6,6 +6,7 @@
  * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
  * Copyright 2017-2019 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
  * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2019      Howard Chu  <https://github.com/hyc>
  * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
  * Copyright 2018-2019 MoneroOcean <https://github.com/MoneroOcean>, <support@moneroocean.stream>
  *
@@ -30,34 +31,46 @@
 #include <stdio.h>
 
 
-#include "base/io/Json.h"
-#include "base/net/Pool.h"
+#include "base/io/json/Json.h"
+#include "base/net/stratum/Pool.h"
 #include "rapidjson/document.h"
 
 
 #ifdef APP_DEBUG
-#   include "common/log/Log.h"
+#   include "base/io/log/Log.h"
 #endif
 
 
 #ifdef _MSC_VER
 #   define strncasecmp _strnicmp
-#   define strcasecmp  _stricmp
 #endif
 
 
 namespace xmrig {
 
-static const char *kEnabled     = "enabled";
-static const char *kFingerprint = "tls-fingerprint";
-static const char *kKeepalive   = "keepalive";
-static const char *kNicehash    = "nicehash";
-static const char *kPass        = "pass";
-static const char *kRigId       = "rig-id";
-static const char *kTls         = "tls";
-static const char *kUrl         = "url";
-static const char *kUser        = "user";
-static const char *kVariant     = "variant";
+static const char *kDaemon                 = "daemon";
+static const char *kDaemonPollInterval     = "daemon-poll-interval";
+static const char *kEnabled                = "enabled";
+static const char *kFingerprint            = "tls-fingerprint";
+static const char *kKeepalive              = "keepalive";
+static const char *kNicehash               = "nicehash";
+static const char *kPass                   = "pass";
+static const char *kRigId                  = "rig-id";
+static const char *kTls                    = "tls";
+static const char *kUrl                    = "url";
+static const char *kUser                   = "user";
+static const char *kVariant                = "variant";
+
+const String Pool::kDefaultPassword        = "x";
+const String Pool::kDefaultUser            = "x";
+
+static const char kStratumTcp[]            = "stratum+tcp://";
+static const char kStratumSsl[]            = "stratum+ssl://";
+
+#ifdef XMRIG_FEATURE_HTTP
+static const char kDaemonHttp[]            = "daemon+http://";
+static const char kDaemonHttps[]           = "daemon+https://";
+#endif
 
 }
 
@@ -79,6 +92,7 @@ xmrig::Algorithms all_algorithms() {
     algorithms.push_back(xmrig::Algorithm(xmrig::CRYPTONIGHT, xmrig::VARIANT_RWZ));
     algorithms.push_back(xmrig::Algorithm(xmrig::CRYPTONIGHT, xmrig::VARIANT_ZLS));
     algorithms.push_back(xmrig::Algorithm(xmrig::CRYPTONIGHT, xmrig::VARIANT_DOUBLE));
+    algorithms.push_back(xmrig::Algorithm(xmrig::CRYPTONIGHT, xmrig::VARIANT_RX_WOW));
 
     algorithms.push_back(xmrig::Algorithm(xmrig::CRYPTONIGHT_LITE, xmrig::VARIANT_1));
     algorithms.push_back(xmrig::Algorithm(xmrig::CRYPTONIGHT_LITE, xmrig::VARIANT_0));
@@ -95,11 +109,10 @@ xmrig::Algorithms all_algorithms() {
 
 xmrig::Pool::Pool() :
     m_algorithms(all_algorithms()),
-    m_enabled(true),
-    m_nicehash(false),
-    m_tls(false),
     m_keepAlive(0),
-    m_port(kDefaultPort)
+    m_flags(0),
+    m_port(kDefaultPort),
+    m_pollInterval(kDefaultPollInterval)
 {
 }
 
@@ -117,11 +130,10 @@ xmrig::Pool::Pool() :
  */
 xmrig::Pool::Pool(const char *url) :
     m_algorithms(all_algorithms()),
-    m_enabled(true),
-    m_nicehash(false),
-    m_tls(false),
     m_keepAlive(0),
-    m_port(kDefaultPort)
+    m_flags(1),
+    m_port(kDefaultPort),
+    m_pollInterval(kDefaultPollInterval)
 {
     parse(url);
 }
@@ -129,22 +141,27 @@ xmrig::Pool::Pool(const char *url) :
 
 xmrig::Pool::Pool(const rapidjson::Value &object) :
     m_algorithms(all_algorithms()),
-    m_enabled(true),
-    m_nicehash(false),
-    m_tls(false),
     m_keepAlive(0),
-    m_port(kDefaultPort)
+    m_flags(1),
+    m_port(kDefaultPort),
+    m_pollInterval(kDefaultPollInterval)
 {
     if (!parse(Json::getString(object, kUrl))) {
         return;
     }
 
-    setUser(Json::getString(object, kUser));
-    setPassword(Json::getString(object, kPass));
-    setRigId(Json::getString(object, kRigId));
-    setNicehash(Json::getBool(object, kNicehash));
+    m_user         = Json::getString(object, kUser);
+    m_password     = Json::getString(object, kPass);
+    m_rigId        = Json::getString(object, kRigId);
+    m_fingerprint  = Json::getString(object, kFingerprint);
+    m_pollInterval = Json::getUint64(object, kDaemonPollInterval, kDefaultPollInterval);
 
-    const rapidjson::Value &keepalive = object[kKeepalive];
+    m_flags.set(FLAG_ENABLED,  Json::getBool(object, kEnabled, true));
+    m_flags.set(FLAG_NICEHASH, Json::getBool(object, kNicehash));
+    m_flags.set(FLAG_TLS,      Json::getBool(object, kTls, m_flags.test(FLAG_TLS)));
+    m_flags.set(FLAG_DAEMON,   Json::getBool(object, kDaemon, m_flags.test(FLAG_DAEMON)));
+
+    const rapidjson::Value &keepalive = Json::getValue(object, kKeepalive);
     if (keepalive.IsInt()) {
         setKeepAlive(keepalive.GetInt());
     }
@@ -152,7 +169,7 @@ xmrig::Pool::Pool(const rapidjson::Value &object) :
         setKeepAlive(keepalive.GetBool());
     }
 
-    const rapidjson::Value &variant = object[kVariant];
+    const rapidjson::Value &variant = Json::getValue(object, kVariant);
     if (variant.IsString()) {
         algorithm().parseVariant(variant.GetString());
     }
@@ -160,22 +177,18 @@ xmrig::Pool::Pool(const rapidjson::Value &object) :
         algorithm().parseVariant(variant.GetInt());
     }
 
-    m_enabled     = Json::getBool(object, kEnabled, true);
-    m_tls         = Json::getBool(object, kTls);
-    m_fingerprint = Json::getString(object, kFingerprint);
 }
 
 
 xmrig::Pool::Pool(const char *host, uint16_t port, const char *user, const char *password, int keepAlive, bool nicehash, bool tls) :
     m_algorithms(all_algorithms()),
-    m_enabled(true),
-    m_nicehash(nicehash),
-    m_tls(tls),
     m_keepAlive(keepAlive),
+    m_flags(1),
     m_host(host),
     m_password(password),
     m_user(user),
-    m_port(port)
+    m_port(port),
+    m_pollInterval(kDefaultPollInterval)
 {
     const size_t size = m_host.size() + 8;
     assert(size > 8);
@@ -184,6 +197,9 @@ xmrig::Pool::Pool(const char *host, uint16_t port, const char *user, const char
     snprintf(url, size - 1, "%s:%d", m_host.data(), m_port);
 
     m_url = url;
+
+    m_flags.set(FLAG_NICEHASH, nicehash);
+    m_flags.set(FLAG_TLS,      tls);
 }
 
 
@@ -201,7 +217,7 @@ bool xmrig::Pool::isCompatible(const Algorithm &algorithm) const
 
 #   ifdef XMRIG_PROXY_PROJECT
     if (m_algorithm.algo() == xmrig::CRYPTONIGHT && algorithm.algo() == xmrig::CRYPTONIGHT) {
-        return m_algorithm.variant() == xmrig::VARIANT_XTL || m_algorithm.variant() == xmrig::VARIANT_MSR;
+        return m_algorithm.variant() == xmrig::VARIANT_RWZ || m_algorithm.variant() == xmrig::VARIANT_ZLS;
     }
 #   endif
 
@@ -211,30 +227,35 @@ bool xmrig::Pool::isCompatible(const Algorithm &algorithm) const
 
 bool xmrig::Pool::isEnabled() const
 {
-#   ifdef XMRIG_NO_TLS
+#   ifndef XMRIG_FEATURE_TLS
     if (isTLS()) {
         return false;
     }
 #   endif
 
-    return m_enabled && isValid() && algorithm().isValid();
+#   ifndef XMRIG_FEATURE_HTTP
+    if (isDaemon()) {
+        return false;
+    }
+#   endif
+
+    return m_flags.test(FLAG_ENABLED) && isValid() && algorithm().isValid();
 }
 
 
 bool xmrig::Pool::isEqual(const Pool &other) const
 {
-    return (m_nicehash       == other.m_nicehash
-            && m_enabled     == other.m_enabled
-            && m_tls         == other.m_tls
-            && m_keepAlive   == other.m_keepAlive
-            && m_port        == other.m_port
-            && m_algorithm   == other.m_algorithm
-            && m_fingerprint == other.m_fingerprint
-            && m_host        == other.m_host
-            && m_password    == other.m_password
-            && m_rigId       == other.m_rigId
-            && m_url         == other.m_url
-            && m_user        == other.m_user);
+    return (m_flags           == other.m_flags
+            && m_keepAlive    == other.m_keepAlive
+            && m_port         == other.m_port
+            && m_algorithm    == other.m_algorithm
+            && m_fingerprint  == other.m_fingerprint
+            && m_host         == other.m_host
+            && m_password     == other.m_password
+            && m_rigId        == other.m_rigId
+            && m_url          == other.m_url
+            && m_user         == other.m_user
+            && m_pollInterval == other.m_pollInterval);
 }
 
 
@@ -242,21 +263,33 @@ bool xmrig::Pool::parse(const char *url)
 {
     assert(url != nullptr);
 
-    const char *p = strstr(url, "://");
+    const char *p    = strstr(url, "://");
     const char *base = url;
 
     if (p) {
-        if (strncasecmp(url, "stratum+tcp://", 14) == 0) {
-            m_tls = false;
+        if (strncasecmp(url, kStratumTcp, sizeof(kStratumTcp) - 1) == 0) {
+            m_flags.set(FLAG_DAEMON, false);
+            m_flags.set(FLAG_TLS,    false);
         }
-        else if (strncasecmp(url, "stratum+ssl://", 14) == 0) {
-            m_tls = true;
+        else if (strncasecmp(url, kStratumSsl, sizeof(kStratumSsl) - 1) == 0) {
+            m_flags.set(FLAG_DAEMON, false);
+            m_flags.set(FLAG_TLS,    true);
         }
+#       ifdef XMRIG_FEATURE_HTTP
+        else if (strncasecmp(url, kDaemonHttps, sizeof(kDaemonHttps) - 1) == 0) {
+            m_flags.set(FLAG_DAEMON, true);
+            m_flags.set(FLAG_TLS,    true);
+        }
+        else if (strncasecmp(url, kDaemonHttp, sizeof(kDaemonHttp) - 1) == 0) {
+            m_flags.set(FLAG_DAEMON, true);
+            m_flags.set(FLAG_TLS,    false);
+        }
+#       endif
         else {
             return false;
         }
 
-        base = url + 14;
+        base = p + 3;
     }
 
     if (!strlen(base) || *base == '/') {
@@ -286,23 +319,6 @@ bool xmrig::Pool::parse(const char *url)
 }
 
 
-bool xmrig::Pool::setUserpass(const char *userpass)
-{
-    const char *p = strchr(userpass, ':');
-    if (!p) {
-        return false;
-    }
-
-    char *user = new char[p - userpass + 1]();
-    strncpy(user, userpass, static_cast<size_t>(p - userpass));
-
-    m_user     = user;
-    m_password = p + 1;
-
-    return true;
-}
-
-
 rapidjson::Value xmrig::Pool::toJSON(rapidjson::Document &doc) const
 {
     using namespace rapidjson;
@@ -343,9 +359,11 @@ rapidjson::Value xmrig::Pool::toJSON(rapidjson::Document &doc) const
         break;
     }
 
-    obj.AddMember(StringRef(kEnabled),     m_enabled, allocator);
-    obj.AddMember(StringRef(kTls),         isTLS(), allocator);
-    obj.AddMember(StringRef(kFingerprint), m_fingerprint.toJSON(), allocator);
+    obj.AddMember(StringRef(kEnabled),            m_flags.test(FLAG_ENABLED), allocator);
+    obj.AddMember(StringRef(kTls),                isTLS(), allocator);
+    obj.AddMember(StringRef(kFingerprint),        m_fingerprint.toJSON(), allocator);
+    obj.AddMember(StringRef(kDaemon),             m_flags.test(FLAG_DAEMON), allocator);
+    obj.AddMember(StringRef(kDaemonPollInterval), m_pollInterval, allocator);
 
     return obj;
 }
@@ -380,7 +398,7 @@ void xmrig::Pool::print() const
     LOG_DEBUG ("pass:      %s", m_password.data());
     LOG_DEBUG ("rig-id     %s", m_rigId.data());
     LOG_DEBUG ("algo:      %s", m_algorithm.name());
-    LOG_DEBUG ("nicehash:  %d", static_cast<int>(m_nicehash));
+    LOG_DEBUG ("nicehash:  %d", static_cast<int>(m_flags.test(FLAG_NICEHASH)));
     LOG_DEBUG ("keepAlive: %d", m_keepAlive);
 }
 #endif
@@ -416,8 +434,8 @@ void xmrig::Pool::adjustVariant(const xmrig::Variant variantHint)
     using namespace xmrig;
 
     if (m_host.contains(".nicehash.com")) {
+        m_flags.set(FLAG_NICEHASH, true);
         m_keepAlive = false;
-        m_nicehash  = true;
         bool valid  = true;
 
         switch (m_port) {
@@ -452,7 +470,7 @@ void xmrig::Pool::adjustVariant(const xmrig::Variant variantHint)
             m_algorithm.setAlgo(INVALID_ALGO);
         }
 
-        m_tls = m_port > 33000;
+        m_flags.set(FLAG_TLS, m_port > 33000);
         return;
     }
 

src/base/net/stratum/Pool.h

@@ -6,6 +6,7 @@
  * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
  * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
  * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2019      Howard Chu  <https://github.com/hyc>
  * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
  * Copyright 2018-2019 MoneroOcean <https://github.com/MoneroOcean>, <support@moneroocean.stream>
  *
@@ -27,6 +28,7 @@
 #define XMRIG_POOL_H
 
 
+#include <bitset>
 #include <vector>
 
 
@@ -41,10 +43,20 @@ namespace xmrig {
 class Pool
 {
 public:
-    constexpr static const char *kDefaultPassword = "x";
-    constexpr static const char *kDefaultUser     = "x";
-    constexpr static uint16_t kDefaultPort        = 3333;
-    constexpr static int kKeepAliveTimeout        = 60;
+    enum Flags {
+        FLAG_ENABLED,
+        FLAG_NICEHASH,
+        FLAG_TLS,
+        FLAG_DAEMON,
+        FLAG_MAX
+    };
+
+    static const String kDefaultPassword;
+    static const String kDefaultUser;
+
+    constexpr static int kKeepAliveTimeout         = 60;
+    constexpr static uint16_t kDefaultPort         = 3333;
+    constexpr static uint64_t kDefaultPollInterval = 1000;
 
     Pool();
     Pool(const char *url);
@@ -58,37 +70,33 @@ public:
          bool tls               = false
        );
 
-    inline bool isNicehash() const                      { return m_nicehash; }
-    inline bool isTLS() const                           { return m_tls; }
+    inline Algorithm &algorithm()                       { return m_algorithm; }
+    inline bool isDaemon() const                        { return m_flags.test(FLAG_DAEMON); }
+    inline bool isNicehash() const                      { return m_flags.test(FLAG_NICEHASH); }
+    inline bool isTLS() const                           { return m_flags.test(FLAG_TLS); }
     inline bool isValid() const                         { return !m_host.isNull() && m_port > 0; }
-    inline const char *fingerprint() const              { return m_fingerprint.data(); }
-    inline const char *host() const                     { return m_host.data(); }
-    inline const char *password() const                 { return !m_password.isNull() ? m_password.data() : kDefaultPassword; }
-    inline const char *rigId() const                    { return m_rigId.data(); }
-    inline const char *url() const                      { return m_url.data(); }
-    inline const char *user() const                     { return !m_user.isNull() ? m_user.data() : kDefaultUser; }
     inline const Algorithm &algorithm() const           { return m_algorithm; }
     inline const Algorithms &algorithms() const         { return m_algorithms; }
+    inline const String &fingerprint() const            { return m_fingerprint; }
+    inline const String &host() const                   { return m_host; }
+    inline const String &password() const               { return !m_password.isNull() ? m_password : kDefaultPassword; }
+    inline const String &rigId() const                  { return m_rigId; }
+    inline const String &url() const                    { return m_url; }
+    inline const String &user() const                   { return !m_user.isNull() ? m_user : kDefaultUser; }
     inline int keepAlive() const                        { return m_keepAlive; }
     inline uint16_t port() const                        { return m_port; }
-    inline void setFingerprint(const char *fingerprint) { m_fingerprint = fingerprint; }
-    inline void setKeepAlive(int keepAlive)             { m_keepAlive = keepAlive >= 0 ? keepAlive : 0; }
-    inline void setKeepAlive(bool enable)               { setKeepAlive(enable ? kKeepAliveTimeout : 0); }
-    inline void setNicehash(bool nicehash)              { m_nicehash = nicehash; }
-    inline void setPassword(const char *password)       { m_password = password; }
-    inline void setRigId(const char *rigId)             { m_rigId = rigId; }
-    inline void setTLS(bool tls)                        { m_tls = tls; }
-    inline void setUser(const char *user)               { m_user = user; }
-    inline Algorithm &algorithm()                       { return m_algorithm; }
+    inline uint64_t pollInterval() const                { return m_pollInterval; }
+    inline void setPassword(const String &password)     { m_password = password; }
+    inline void setRigId(const String &rigId)           { m_rigId = rigId; }
+    inline void setUser(const String &user)             { m_user = user; }
 
-    inline bool operator!=(const Pool &other) const  { return !isEqual(other); }
-    inline bool operator==(const Pool &other) const  { return isEqual(other); }
+    inline bool operator!=(const Pool &other) const     { return !isEqual(other); }
+    inline bool operator==(const Pool &other) const     { return isEqual(other); }
 
     bool isCompatible(const Algorithm &algorithm) const;
     bool isEnabled() const;
     bool isEqual(const Pool &other) const;
     bool parse(const char *url);
-    bool setUserpass(const char *userpass);
     rapidjson::Value toJSON(rapidjson::Document &doc) const;
     void adjust(const Algorithm &algorithm);
     void setAlgo(const Algorithm &algorithm);
@@ -98,15 +106,16 @@ public:
 #   endif
 
 private:
+    inline void setKeepAlive(bool enable)               { setKeepAlive(enable ? kKeepAliveTimeout : 0); }
+    inline void setKeepAlive(int keepAlive)             { m_keepAlive = keepAlive >= 0 ? keepAlive : 0; }
+
     bool parseIPv6(const char *addr);
     void adjustVariant(const Variant variantHint);
 
     Algorithm m_algorithm;
     Algorithms m_algorithms;
-    bool m_enabled;
-    bool m_nicehash;
-    bool m_tls;
     int m_keepAlive;
+    std::bitset<FLAG_MAX> m_flags;
     String m_fingerprint;
     String m_host;
     String m_password;
@@ -114,6 +123,7 @@ private:
     String m_url;
     String m_user;
     uint16_t m_port;
+    uint64_t m_pollInterval;
 };
 
 

src/base/net/stratum/Pools.cpp

@@ -23,16 +23,19 @@
  */
 
 
-#include "base/net/Pools.h"
-#include "common/log/Log.h"
-#include "common/net/strategies/FailoverStrategy.h"
-#include "common/net/strategies/SinglePoolStrategy.h"
+#include "base/io/log/Log.h"
+#include "base/net/stratum/Pools.h"
+#include "base/net/stratum/strategies/FailoverStrategy.h"
+#include "base/net/stratum/strategies/SinglePoolStrategy.h"
+#include "donate.h"
 #include "rapidjson/document.h"
 
 
 xmrig::Pools::Pools() :
+    m_donateLevel(kDefaultDonateLevel),
     m_retries(5),
-    m_retryPause(5)
+    m_retryPause(5),
+    m_proxyDonate(PROXY_DONATE_AUTO)
 {
 #   ifdef XMRIG_PROXY_PROJECT
     m_retries    = 2;
@@ -41,16 +44,6 @@ xmrig::Pools::Pools() :
 }
 
 
-xmrig::Pool &xmrig::Pools::current()
-{
-    if (m_data.empty()) {
-        m_data.push_back(Pool());
-    }
-
-    return m_data.back();
-}
-
-
 bool xmrig::Pools::isEqual(const Pools &other) const
 {
     if (m_data.size() != other.m_data.size() || m_retries != other.m_retries || m_retryPause != other.m_retryPause) {
@@ -61,25 +54,6 @@ bool xmrig::Pools::isEqual(const Pools &other) const
 }
 
 
-bool xmrig::Pools::setUrl(const char *url)
-{
-    if (m_data.empty() || m_data.back().isValid()) {
-        Pool pool(url);
-
-        if (pool.isValid()) {
-            m_data.push_back(std::move(pool));
-            return true;
-        }
-
-        return false;
-    }
-
-    current().parse(url);
-
-    return m_data.back().isValid();
-}
-
-
 xmrig::IStrategy *xmrig::Pools::createStrategy(IStrategyListener *listener) const
 {
     if (active() == 1) {
@@ -141,6 +115,10 @@ void xmrig::Pools::load(const rapidjson::Value &pools)
 {
     m_data.clear();
 
+    if (!pools.IsArray()) {
+        return;
+    }
+
     for (const rapidjson::Value &value : pools.GetArray()) {
         if (!value.IsObject()) {
             continue;
@@ -158,25 +136,12 @@ void xmrig::Pools::print() const
 {
     size_t i = 1;
     for (const Pool &pool : m_data) {
-        if (Log::colors) {
-            const int color = pool.isEnabled() ? (pool.isTLS() ? 32 : 36) : 31;
-
-            Log::i()->text(GREEN_BOLD(" * ") WHITE_BOLD("POOL #%-7zu") "\x1B[1;%dm%s\x1B[0m variant " WHITE_BOLD("%s"),
-                           i,
-                           color,
-                           pool.url(),
-                           pool.algorithm().variantName()
-                           );
-        }
-        else {
-            Log::i()->text(" * POOL #%-7zu%s%s variant=%s %s",
-                           i,
-                           pool.isEnabled() ? "" : "-",
-                           pool.url(),
-                           pool.algorithm().variantName(),
-                           pool.isTLS() ? "TLS" : ""
-                           );
-        }
+        Log::print(GREEN_BOLD(" * ") WHITE_BOLD("POOL #%-7zu") CSI "1;%dm%s" CLEAR " variant " WHITE_BOLD("%s"),
+                   i,
+                   (pool.isEnabled() ? (pool.isTLS() ? 32 : 36) : 31),
+                   pool.url().data(),
+                   pool.algorithm().variantName()
+                   );
 
         i++;
     }
@@ -191,6 +156,25 @@ void xmrig::Pools::print() const
 }
 
 
+void xmrig::Pools::setDonateLevel(int level)
+{
+    if (level >= kMinimumDonateLevel && level <= 99) {
+        m_donateLevel = level;
+    }
+}
+
+
+void xmrig::Pools::setProxyDonate(int value)
+{
+    switch (value) {
+    case PROXY_DONATE_NONE:
+    case PROXY_DONATE_AUTO:
+    case PROXY_DONATE_ALWAYS:
+        m_proxyDonate = static_cast<ProxyDonate>(value);
+    }
+}
+
+
 void xmrig::Pools::setRetries(int retries)
 {
     if (retries > 0 && retries <= 1000) {

src/base/net/stratum/Pools.h

@@ -29,7 +29,7 @@
 #include <vector>
 
 
-#include "base/net/Pool.h"
+#include "base/net/stratum/Pool.h"
 
 
 namespace xmrig {
@@ -42,42 +42,41 @@ class IStrategyListener;
 class Pools
 {
 public:
+    enum ProxyDonate {
+        PROXY_DONATE_NONE,
+        PROXY_DONATE_AUTO,
+        PROXY_DONATE_ALWAYS
+    };
+
     Pools();
 
-    inline bool setUserpass(const char *userpass)       { return current().setUserpass(userpass); }
     inline const std::vector<Pool> &data() const        { return m_data; }
+    inline int donateLevel() const                      { return m_donateLevel; }
+    inline void setDonateLevel(const int donate)        { m_donateLevel = donate; }
     inline int retries() const                          { return m_retries; }
     inline int retryPause() const                       { return m_retryPause; }
-    inline void setFingerprint(const char *fingerprint) { current().setFingerprint(fingerprint); }
-    inline void setKeepAlive(bool enable)               { current().setKeepAlive(enable); }
-    inline void setKeepAlive(int keepAlive)             { current().setKeepAlive(keepAlive); }
-    inline void setNicehash(bool enable)                { current().setNicehash(enable); }
-    inline void setPassword(const char *password)       { current().setPassword(password); }
-    inline void setRigId(const char *rigId)             { current().setRigId(rigId); }
-    inline void setTLS(bool enable)                     { current().setTLS(enable); }
-    inline void setUser(const char *user)               { current().setUser(user); }
-    inline void setVariant(const char *variant)         { current().algorithm().parseVariant(variant); }
-    inline void setVariant(int variant)                 { current().algorithm().parseVariant(variant); }
+    inline ProxyDonate proxyDonate() const              { return m_proxyDonate; }
 
     inline bool operator!=(const Pools &other) const    { return !isEqual(other); }
     inline bool operator==(const Pools &other) const    { return isEqual(other); }
 
     bool isEqual(const Pools &other) const;
-    bool setUrl(const char *url);
     IStrategy *createStrategy(IStrategyListener *listener) const;
     rapidjson::Value toJSON(rapidjson::Document &doc) const;
     size_t active() const;
     void adjust(const Algorithm &algorithm);
     void load(const rapidjson::Value &pools);
     void print() const;
+    void setDonateLevel(int level);
+    void setProxyDonate(int value);
     void setRetries(int retries);
     void setRetryPause(int retryPause);
 
 private:
-    Pool &current();
-
+    int m_donateLevel;
     int m_retries;
     int m_retryPause;
+    ProxyDonate m_proxyDonate;
     std::vector<Pool> m_data;
 };
 

src/base/net/stratum/SubmitResult.h

@@ -0,0 +1,72 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_SUBMITRESULT_H
+#define XMRIG_SUBMITRESULT_H
+
+
+#include "base/tools/Chrono.h"
+
+
+namespace xmrig {
+
+
+class SubmitResult
+{
+public:
+    inline SubmitResult() :
+        reqId(0),
+        seq(0),
+        actualDiff(0),
+        diff(0),
+        elapsed(0),
+        m_start(0)
+    {}
+
+    inline SubmitResult(int64_t seq, uint64_t diff, uint64_t actualDiff, int64_t reqId = 0) :
+        reqId(reqId),
+        seq(seq),
+        actualDiff(actualDiff),
+        diff(diff),
+        elapsed(0),
+        m_start(Chrono::steadyMSecs())
+    {}
+
+    inline void done() { elapsed = Chrono::steadyMSecs() - m_start; }
+
+    int64_t reqId;
+    int64_t seq;
+    uint64_t actualDiff;
+    uint64_t diff;
+    uint64_t elapsed;
+
+private:
+    uint64_t m_start;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_SUBMITRESULT_H */

src/base/net/stratum/Tls.cpp

@@ -0,0 +1,192 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018      Lee Clagett <https://github.com/vtnerd>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <assert.h>
+
+
+#include "base/io/log/Log.h"
+#include "base/net/stratum/Client.h"
+#include "base/net/stratum/Tls.h"
+#include "base/tools/Buffer.h"
+
+
+#ifdef _MSC_VER
+#   define strncasecmp(x,y,z) _strnicmp(x,y,z)
+#endif
+
+
+xmrig::Client::Tls::Tls(Client *client) :
+    m_ready(false),
+    m_buf(),
+    m_fingerprint(),
+    m_client(client),
+    m_ssl(nullptr)
+{
+    m_ctx = SSL_CTX_new(SSLv23_method());
+    assert(m_ctx != nullptr);
+
+    if (!m_ctx) {
+        return;
+    }
+
+    m_writeBio = BIO_new(BIO_s_mem());
+    m_readBio  = BIO_new(BIO_s_mem());
+    SSL_CTX_set_options(m_ctx, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3);
+}
+
+
+xmrig::Client::Tls::~Tls()
+{
+    if (m_ctx) {
+        SSL_CTX_free(m_ctx);
+    }
+
+    if (m_ssl) {
+        SSL_free(m_ssl);
+    }
+}
+
+
+bool xmrig::Client::Tls::handshake()
+{
+    m_ssl = SSL_new(m_ctx);
+    assert(m_ssl != nullptr);
+
+    if (!m_ssl) {
+        return false;
+    }
+
+    SSL_set_connect_state(m_ssl);
+    SSL_set_bio(m_ssl, m_readBio, m_writeBio);
+    SSL_do_handshake(m_ssl);
+
+    return send();
+}
+
+
+bool xmrig::Client::Tls::send(const char *data, size_t size)
+{
+    SSL_write(m_ssl, data, size);
+
+    return send();
+}
+
+
+const char *xmrig::Client::Tls::fingerprint() const
+{
+    return m_ready ? m_fingerprint : nullptr;
+}
+
+
+const char *xmrig::Client::Tls::version() const
+{
+    return m_ready ? SSL_get_version(m_ssl) : nullptr;
+}
+
+
+void xmrig::Client::Tls::read(const char *data, size_t size)
+{
+    BIO_write(m_readBio, data, size);
+
+    if (!SSL_is_init_finished(m_ssl)) {
+        const int rc = SSL_connect(m_ssl);
+
+        if (rc < 0 && SSL_get_error(m_ssl, rc) == SSL_ERROR_WANT_READ) {
+            send();
+        } else if (rc == 1) {
+            X509 *cert = SSL_get_peer_certificate(m_ssl);
+            if (!verify(cert)) {
+                X509_free(cert);
+                m_client->close();
+
+                return;
+            }
+
+            X509_free(cert);
+            m_ready = true;
+            m_client->login();
+      }
+
+      return;
+    }
+
+    int bytes_read = 0;
+    while ((bytes_read = SSL_read(m_ssl, m_buf, sizeof(m_buf))) > 0) {
+        m_buf[bytes_read - 1] = '\0';
+        m_client->parse(m_buf, static_cast<size_t>(bytes_read));
+    }
+}
+
+
+bool xmrig::Client::Tls::send()
+{
+    return m_client->send(m_writeBio);
+}
+
+
+bool xmrig::Client::Tls::verify(X509 *cert)
+{
+    if (cert == nullptr) {
+        LOG_ERR("[%s] Failed to get server certificate", m_client->url());
+
+        return false;
+    }
+
+    if (!verifyFingerprint(cert)) {
+        LOG_ERR("[%s] Failed to verify server certificate fingerprint", m_client->url());
+
+        const char *fingerprint = m_client->m_pool.fingerprint();
+        if (strlen(m_fingerprint) == 64 && fingerprint != nullptr) {
+            LOG_ERR("\"%s\" was given", m_fingerprint);
+            LOG_ERR("\"%s\" was configured", fingerprint);
+        }
+
+        return false;
+    }
+
+    return true;
+}
+
+
+bool xmrig::Client::Tls::verifyFingerprint(X509 *cert)
+{
+    const EVP_MD *digest = EVP_get_digestbyname("sha256");
+    if (digest == nullptr) {
+        return false;
+    }
+
+    unsigned char md[EVP_MAX_MD_SIZE];
+    unsigned int dlen;
+
+    if (X509_digest(cert, digest, md, &dlen) != 1) {
+        return false;
+    }
+
+    Buffer::toHex(md, 32, m_fingerprint);
+    const char *fingerprint = m_client->m_pool.fingerprint();
+
+    return fingerprint == nullptr || strncasecmp(m_fingerprint, fingerprint, 64) == 0;
+}

src/base/net/stratum/Tls.h

@@ -0,0 +1,69 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_CLIENT_TLS_H
+#define XMRIG_CLIENT_TLS_H
+
+
+#include <openssl/ssl.h>
+
+
+#include "base/net/stratum/Client.h"
+
+
+namespace xmrig {
+
+
+class Client::Tls
+{
+public:
+    Tls(Client *client);
+    ~Tls();
+
+    bool handshake();
+    bool send(const char *data, size_t size);
+    const char *fingerprint() const;
+    const char *version() const;
+    void read(const char *data, size_t size);
+
+private:
+    bool send();
+    bool verify(X509 *cert);
+    bool verifyFingerprint(X509 *cert);
+
+    BIO *m_readBio;
+    BIO *m_writeBio;
+    bool m_ready;
+    char m_buf[1024 * 2];
+    char m_fingerprint[32 * 2 + 8];
+    Client *m_client;
+    SSL *m_ssl;
+    SSL_CTX *m_ctx;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_CLIENT_TLS_H */

src/base/net/stratum/strategies/FailoverStrategy.cpp

@@ -0,0 +1,198 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "base/kernel/interfaces/IStrategyListener.h"
+#include "base/net/stratum/Client.h"
+#include "base/net/stratum/strategies/FailoverStrategy.h"
+#include "common/Platform.h"
+
+
+#ifdef XMRIG_FEATURE_HTTP
+#   include "base/net/stratum/DaemonClient.h"
+#endif
+
+
+xmrig::FailoverStrategy::FailoverStrategy(const std::vector<Pool> &pools, int retryPause, int retries, IStrategyListener *listener, bool quiet) :
+    m_quiet(quiet),
+    m_retries(retries),
+    m_retryPause(retryPause),
+    m_active(-1),
+    m_listener(listener),
+    m_index(0)
+{
+    for (const Pool &pool : pools) {
+        add(pool);
+    }
+}
+
+
+xmrig::FailoverStrategy::FailoverStrategy(int retryPause, int retries, IStrategyListener *listener, bool quiet) :
+    m_quiet(quiet),
+    m_retries(retries),
+    m_retryPause(retryPause),
+    m_active(-1),
+    m_listener(listener),
+    m_index(0)
+{
+}
+
+
+xmrig::FailoverStrategy::~FailoverStrategy()
+{
+    for (IClient *client : m_pools) {
+        client->deleteLater();
+    }
+}
+
+
+void xmrig::FailoverStrategy::add(const Pool &pool)
+{
+    const int id = static_cast<int>(m_pools.size());
+
+#   ifdef XMRIG_FEATURE_HTTP
+    IClient *client = !pool.isDaemon() ? static_cast<IClient *>(new Client(id, Platform::userAgent(), this))
+                                       : static_cast<IClient *>(new DaemonClient(id, this));
+#   else
+    IClient *client = new Client(id, Platform::userAgent(), this);
+#   endif
+
+    client->setPool(pool);
+    client->setRetries(m_retries);
+    client->setRetryPause(m_retryPause * 1000);
+    client->setQuiet(m_quiet);
+
+    m_pools.push_back(client);
+}
+
+
+int64_t xmrig::FailoverStrategy::submit(const JobResult &result)
+{
+    if (!isActive()) {
+        return -1;
+    }
+
+    return active()->submit(result);
+}
+
+
+void xmrig::FailoverStrategy::connect()
+{
+    m_pools[m_index]->connect();
+}
+
+
+void xmrig::FailoverStrategy::resume()
+{
+    if (!isActive()) {
+        return;
+    }
+
+    m_listener->onJob(this, active(), active()->job());
+}
+
+
+void xmrig::FailoverStrategy::setAlgo(const xmrig::Algorithm &algo)
+{
+    for (IClient *client : m_pools) {
+        client->setAlgo(algo);
+    }
+}
+
+
+void xmrig::FailoverStrategy::stop()
+{
+    for (size_t i = 0; i < m_pools.size(); ++i) {
+        m_pools[i]->disconnect();
+    }
+
+    m_index  = 0;
+    m_active = -1;
+
+    m_listener->onPause(this);
+}
+
+
+void xmrig::FailoverStrategy::tick(uint64_t now)
+{
+    for (IClient *client : m_pools) {
+        client->tick(now);
+    }
+}
+
+
+void xmrig::FailoverStrategy::onClose(IClient *client, int failures)
+{
+    if (failures == -1) {
+        return;
+    }
+
+    if (m_active == client->id()) {
+        m_active = -1;
+        m_listener->onPause(this);
+    }
+
+    if (m_index == 0 && failures < m_retries) {
+        return;
+    }
+
+    if (m_index == static_cast<size_t>(client->id()) && (m_pools.size() - m_index) > 1) {
+        m_pools[++m_index]->connect();
+    }
+}
+
+
+void xmrig::FailoverStrategy::onJobReceived(IClient *client, const Job &job, const rapidjson::Value &)
+{
+    if (m_active == client->id()) {
+        m_listener->onJob(this, client, job);
+    }
+}
+
+
+void xmrig::FailoverStrategy::onLoginSuccess(IClient *client)
+{
+    int active = m_active;
+
+    if (client->id() == 0 || !isActive()) {
+        active = client->id();
+    }
+
+    for (size_t i = 1; i < m_pools.size(); ++i) {
+        if (active != static_cast<int>(i)) {
+            m_pools[i]->disconnect();
+        }
+    }
+
+    if (active >= 0 && active != m_active) {
+        m_index = m_active = active;
+        m_listener->onActive(this, client);
+    }
+}
+
+
+void xmrig::FailoverStrategy::onResultAccepted(IClient *client, const SubmitResult &result, const char *error)
+{
+    m_listener->onResultAccepted(this, client, result, error);
+}

src/base/net/stratum/strategies/FailoverStrategy.h

@@ -0,0 +1,85 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_FAILOVERSTRATEGY_H
+#define XMRIG_FAILOVERSTRATEGY_H
+
+
+#include <vector>
+
+
+#include "base/kernel/interfaces/IClientListener.h"
+#include "base/kernel/interfaces/IStrategy.h"
+#include "base/net/stratum/Pool.h"
+
+
+namespace xmrig {
+
+
+class Client;
+class IStrategyListener;
+
+
+class FailoverStrategy : public IStrategy, public IClientListener
+{
+public:
+    FailoverStrategy(const std::vector<Pool> &pool, int retryPause, int retries, IStrategyListener *listener, bool quiet = false);
+    FailoverStrategy(int retryPause, int retries, IStrategyListener *listener, bool quiet = false);
+    ~FailoverStrategy() override;
+
+    void add(const Pool &pool);
+
+protected:
+    inline bool isActive() const override                                              { return m_active >= 0; }
+    inline IClient *client() const override                                            { return isActive() ? active() : m_pools[m_index]; }
+    inline void onLogin(IClient *, rapidjson::Document &, rapidjson::Value &) override {}
+
+    int64_t submit(const JobResult &result) override;
+    void connect() override;
+    void resume() override;
+    void setAlgo(const Algorithm &algo) override;
+    void stop() override;
+    void tick(uint64_t now) override;
+
+    void onClose(IClient *client, int failures) override;
+    void onJobReceived(IClient *client, const Job &job, const rapidjson::Value &params) override;
+    void onLoginSuccess(IClient *client) override;
+    void onResultAccepted(IClient *client, const SubmitResult &result, const char *error) override;
+
+private:
+    inline IClient *active() const { return m_pools[static_cast<size_t>(m_active)]; }
+
+    const bool m_quiet;
+    const int m_retries;
+    const int m_retryPause;
+    int m_active;
+    IStrategyListener *m_listener;
+    size_t m_index;
+    std::vector<IClient*> m_pools;
+};
+
+
+} /* namespace xmrig */
+
+#endif /* XMRIG_FAILOVERSTRATEGY_H */

src/base/net/stratum/strategies/SinglePoolStrategy.cpp

@@ -0,0 +1,132 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "base/kernel/interfaces/IStrategyListener.h"
+#include "base/net/stratum/Client.h"
+#include "base/net/stratum/strategies/SinglePoolStrategy.h"
+#include "common/Platform.h"
+
+
+#ifdef XMRIG_FEATURE_HTTP
+#   include "base/net/stratum/DaemonClient.h"
+#endif
+
+
+xmrig::SinglePoolStrategy::SinglePoolStrategy(const Pool &pool, int retryPause, int retries, IStrategyListener *listener, bool quiet) :
+    m_active(false),
+    m_listener(listener)
+{
+#   ifdef XMRIG_FEATURE_HTTP
+    if (!pool.isDaemon()) {
+        m_client = new Client(0, Platform::userAgent(), this);
+    }
+    else {
+        m_client = new DaemonClient(0, this);
+    }
+#   else
+    m_client = new Client(0, Platform::userAgent(), this);
+#   endif
+
+    m_client->setPool(pool);
+    m_client->setRetries(retries);
+    m_client->setRetryPause(retryPause * 1000);
+    m_client->setQuiet(quiet);
+}
+
+
+xmrig::SinglePoolStrategy::~SinglePoolStrategy()
+{
+    m_client->deleteLater();
+}
+
+
+int64_t xmrig::SinglePoolStrategy::submit(const JobResult &result)
+{
+    return m_client->submit(result);
+}
+
+
+void xmrig::SinglePoolStrategy::connect()
+{
+    m_client->connect();
+}
+
+
+void xmrig::SinglePoolStrategy::resume()
+{
+    if (!isActive()) {
+        return;
+    }
+
+    m_listener->onJob(this, m_client, m_client->job());
+}
+
+
+void xmrig::SinglePoolStrategy::setAlgo(const xmrig::Algorithm &algo)
+{
+    m_client->setAlgo(algo);
+}
+
+
+void xmrig::SinglePoolStrategy::stop()
+{
+    m_client->disconnect();
+}
+
+
+void xmrig::SinglePoolStrategy::tick(uint64_t now)
+{
+    m_client->tick(now);
+}
+
+
+void xmrig::SinglePoolStrategy::onClose(IClient *, int)
+{
+    if (!isActive()) {
+        return;
+    }
+
+    m_active = false;
+    m_listener->onPause(this);
+}
+
+
+void xmrig::SinglePoolStrategy::onJobReceived(IClient *client, const Job &job, const rapidjson::Value &)
+{
+    m_listener->onJob(this, client, job);
+}
+
+
+void xmrig::SinglePoolStrategy::onLoginSuccess(IClient *client)
+{
+    m_active = true;
+    m_listener->onActive(this, client);
+}
+
+
+void xmrig::SinglePoolStrategy::onResultAccepted(IClient *client, const SubmitResult &result, const char *error)
+{
+    m_listener->onResultAccepted(this, client, result, error);
+}

src/base/net/stratum/strategies/SinglePoolStrategy.h

@@ -0,0 +1,74 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_SINGLEPOOLSTRATEGY_H
+#define XMRIG_SINGLEPOOLSTRATEGY_H
+
+
+#include "base/kernel/interfaces/IClientListener.h"
+#include "base/kernel/interfaces/IStrategy.h"
+
+
+namespace xmrig {
+
+
+class Client;
+class IStrategyListener;
+class Pool;
+
+
+class SinglePoolStrategy : public IStrategy, public IClientListener
+{
+public:
+    SinglePoolStrategy(const Pool &pool, int retryPause, int retries, IStrategyListener *listener, bool quiet = false);
+    ~SinglePoolStrategy() override;
+
+protected:
+    inline bool isActive() const override                                              { return m_active; }
+    inline IClient *client() const override                                            { return m_client; }
+    inline void onLogin(IClient *, rapidjson::Document &, rapidjson::Value &) override {}
+
+    int64_t submit(const JobResult &result) override;
+    void connect() override;
+    void resume() override;
+    void setAlgo(const Algorithm &algo) override;
+    void stop() override;
+    void tick(uint64_t now) override;
+
+    void onClose(IClient *client, int failures) override;
+    void onJobReceived(IClient *client, const Job &job, const rapidjson::Value &params) override;
+    void onLoginSuccess(IClient *client) override;
+    void onResultAccepted(IClient *client, const SubmitResult &result, const char *error) override;
+
+private:
+    bool m_active;
+    IClient *m_client;
+    IStrategyListener *m_listener;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_SINGLEPOOLSTRATEGY_H */

src/base/net/tools/RecvBuf.h

@@ -0,0 +1,99 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_RECVBUF_H
+#define XMRIG_RECVBUF_H
+
+
+#include <string.h>
+
+
+#include "base/kernel/interfaces/ILineListener.h"
+
+
+namespace xmrig {
+
+
+template<size_t N>
+class RecvBuf
+{
+public:
+    inline RecvBuf() :
+        m_buf(),
+        m_pos(0)
+    {
+    }
+
+    inline char *base()                { return m_buf; }
+    inline char *current()             { return m_buf + m_pos; }
+    inline const char *base() const    { return m_buf; }
+    inline const char *current() const { return m_buf + m_pos; }
+    inline size_t available() const    { return N - m_pos; }
+    inline size_t pos() const          { return m_pos; }
+    inline void nread(size_t size)     { m_pos += size; }
+    inline void reset()                { m_pos = 0; }
+
+    constexpr inline size_t size() const { return N; }
+
+    inline void getline(ILineListener *listener)
+    {
+        char *end;
+        char *start = m_buf;
+        size_t remaining = m_pos;
+
+        while ((end = static_cast<char*>(memchr(start, '\n', remaining))) != nullptr) {
+            *end = '\0';
+
+            end++;
+            const size_t len = static_cast<size_t>(end - start);
+
+            listener->onLine(start, len - 1);
+
+            remaining -= len;
+            start = end;
+        }
+
+        if (remaining == 0) {
+            m_pos = 0;
+            return;
+        }
+
+        if (start == m_buf) {
+            return;
+        }
+
+        memcpy(m_buf, start, remaining);
+        m_pos = remaining;
+    }
+
+private:
+    char m_buf[N];
+    size_t m_pos;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_RECVBUF_H */

src/base/net/tools/Storage.h

@@ -0,0 +1,97 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_STORAGE_H
+#define XMRIG_STORAGE_H
+
+
+#include <assert.h>
+#include <map>
+
+
+namespace xmrig {
+
+
+template <class TYPE>
+class Storage
+{
+public:
+    inline Storage() :
+        m_counter(0)
+    {
+    }
+
+
+    inline uintptr_t add(TYPE *ptr)
+    {
+        m_data[m_counter] = ptr;
+
+        return m_counter++;
+    }
+
+
+    inline static void *ptr(uintptr_t id) { return reinterpret_cast<void *>(id); }
+
+
+    inline TYPE *get(const void *id) const { return get(reinterpret_cast<uintptr_t>(id)); }
+    inline TYPE *get(uintptr_t id) const
+    {
+        assert(m_data.count(id) > 0);
+        if (m_data.count(id) == 0) {
+            return nullptr;
+        }
+
+        return m_data.at(id);
+    }
+
+
+    inline void remove(const void *id) { delete release(reinterpret_cast<uintptr_t>(id)); }
+    inline void remove(uintptr_t id)   { delete release(id); }
+
+
+    inline TYPE *release(const void *id) { release(reinterpret_cast<uintptr_t>(id)); }
+    inline TYPE *release(uintptr_t id)
+    {
+        TYPE *obj = get(id);
+        if (obj != nullptr) {
+            auto it = m_data.find(id);
+            if (it != m_data.end()) {
+                m_data.erase(it);
+            }
+        }
+
+        return obj;
+    }
+
+
+private:
+    std::map<uintptr_t, TYPE *> m_data;
+    uint64_t m_counter;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_STORAGE_H */

src/base/net/tools/TcpServer.cpp

@@ -0,0 +1,102 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "base/kernel/interfaces/ITcpServerListener.h"
+#include "base/net/tools/TcpServer.h"
+#include "base/tools/Handle.h"
+#include "base/tools/String.h"
+
+
+static const xmrig::String kLocalHost("127.0.0.1");
+
+
+xmrig::TcpServer::TcpServer(const String &host, uint16_t port, ITcpServerListener *listener) :
+    m_host(host.isNull() ? kLocalHost : host),
+    m_version(0),
+    m_listener(listener),
+    m_addr(),
+    m_port(port)
+{
+    m_tcp = new uv_tcp_t;
+    uv_tcp_init(uv_default_loop(), m_tcp);
+    m_tcp->data = this;
+
+    uv_tcp_nodelay(m_tcp, 1);
+
+    if (m_host.contains(":") && uv_ip6_addr(m_host.data(), m_port, reinterpret_cast<sockaddr_in6 *>(&m_addr)) == 0) {
+        m_version = 6;
+    }
+    else if (uv_ip4_addr(m_host.data(), m_port, reinterpret_cast<sockaddr_in *>(&m_addr)) == 0) {
+        m_version = 4;
+    }
+}
+
+
+xmrig::TcpServer::~TcpServer()
+{
+    Handle::close(m_tcp);
+}
+
+
+int xmrig::TcpServer::bind()
+{
+    if (!m_version) {
+        return UV_EAI_ADDRFAMILY;
+    }
+
+    uv_tcp_bind(m_tcp, reinterpret_cast<const sockaddr*>(&m_addr), 0);
+
+    const int rc = uv_listen(reinterpret_cast<uv_stream_t*>(m_tcp), 511, TcpServer::onConnection);
+    if (rc != 0) {
+        return rc;
+    }
+
+    if (!m_port) {
+        sockaddr_storage storage = {};
+        int size = sizeof(storage);
+
+        uv_tcp_getsockname(m_tcp, reinterpret_cast<sockaddr*>(&storage), &size);
+
+        m_port = ntohs(reinterpret_cast<sockaddr_in *>(&storage)->sin_port);
+    }
+
+    return m_port;
+}
+
+
+void xmrig::TcpServer::create(uv_stream_t *stream, int status)
+{
+    if (status < 0) {
+        return;
+    }
+
+    m_listener->onConnection(stream, m_port);
+}
+
+
+void xmrig::TcpServer::onConnection(uv_stream_t *stream, int status)
+{
+    static_cast<TcpServer *>(stream->data)->create(stream, status);
+}

src/base/net/tools/TcpServer.h

@@ -0,0 +1,64 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_TCPSERVER_H
+#define XMRIG_TCPSERVER_H
+
+
+#include <uv.h>
+
+
+namespace xmrig {
+
+
+class ITcpServerListener;
+class String;
+
+
+class TcpServer
+{
+public:
+    TcpServer(const String &host, uint16_t port, ITcpServerListener *listener);
+    ~TcpServer();
+
+    int bind();
+
+private:
+    void create(uv_stream_t *stream, int status);
+
+    static void onConnection(uv_stream_t *stream, int status);
+
+    const String &m_host;
+    int m_version;
+    ITcpServerListener *m_listener;
+    sockaddr_storage m_addr;
+    uint16_t m_port;
+    uv_tcp_t *m_tcp;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_TCPSERVER_H */

src/base/tools/Baton.h

@@ -0,0 +1,45 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_BATON_H
+#define XMRIG_BATON_H
+
+
+namespace xmrig {
+
+
+template<typename REQ>
+class Baton
+{
+public:
+    inline Baton() { req.data = this; }
+
+    REQ req;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_BATON_H */

src/base/tools/Buffer.cpp

@@ -0,0 +1,201 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "base/tools/Buffer.h"
+
+
+static inline uint8_t hf_hex2bin(uint8_t c, bool &err)
+{
+    if (c >= '0' && c <= '9') {
+        return c - '0';
+    }
+    else if (c >= 'a' && c <= 'f') {
+        return c - 'a' + 0xA;
+    }
+    else if (c >= 'A' && c <= 'F') {
+        return c - 'A' + 0xA;
+    }
+
+    err = true;
+    return 0;
+}
+
+
+static inline uint8_t hf_bin2hex(uint8_t c)
+{
+    if (c <= 0x9) {
+        return '0' + c;
+    }
+
+    return 'a' - 0xA + c;
+}
+
+
+xmrig::Buffer::Buffer() :
+    m_data(nullptr),
+    m_size(0)
+{
+}
+
+
+xmrig::Buffer::Buffer(Buffer &&other) :
+    m_data(other.m_data),
+    m_size(other.m_size)
+{
+    other.m_data = nullptr;
+    other.m_size = 0;
+}
+
+
+xmrig::Buffer::Buffer(const Buffer &other)
+{
+    copy(other.data(), other.size());
+}
+
+
+xmrig::Buffer::Buffer(const char *data, size_t size)
+{
+    copy(data, size);
+}
+
+
+xmrig::Buffer::Buffer(size_t size) :
+    m_size(size)
+{
+    m_data = new char[size]();
+}
+
+
+xmrig::Buffer::~Buffer()
+{
+    delete [] m_data;
+}
+
+
+void xmrig::Buffer::from(const char *data, size_t size)
+{
+    if (m_size > 0) {
+        if (m_size == size) {
+            memcpy(m_data, data, m_size);
+
+            return;
+        }
+
+        delete [] m_data;
+    }
+
+    copy(data, size);
+}
+
+
+xmrig::Buffer xmrig::Buffer::allocUnsafe(size_t size)
+{
+    Buffer buf;
+    buf.m_size = size;
+    buf.m_data = new char[size];
+
+    return buf;
+}
+
+
+bool xmrig::Buffer::fromHex(const uint8_t *in, size_t size, uint8_t *out)
+{
+    bool error = false;
+    for (size_t i = 0; i < size; i += 2) {
+        out[i / 2] = static_cast<uint8_t>((hf_hex2bin(in[i], error) << 4) | hf_hex2bin(in[i + 1], error));
+
+        if (error) {
+            return false;
+        }
+    }
+
+    return true;
+}
+
+
+xmrig::Buffer xmrig::Buffer::fromHex(const char *data, size_t size)
+{
+    if (data == nullptr || size % 2 != 0) {
+        return Buffer();
+    }
+
+    Buffer buf(size / 2);
+    fromHex(data, size, buf.data());
+
+    return buf;
+}
+
+
+void xmrig::Buffer::toHex(const uint8_t *in, size_t size, uint8_t *out)
+{
+    for (size_t i = 0; i < size; i++) {
+        out[i * 2]     = hf_bin2hex((in[i] & 0xF0) >> 4);
+        out[i * 2 + 1] = hf_bin2hex(in[i] & 0x0F);
+    }
+}
+
+
+xmrig::String xmrig::Buffer::toHex(const uint8_t *in, size_t size)
+{
+    return Buffer(reinterpret_cast<const char *>(in), size).toHex();
+}
+
+
+xmrig::String xmrig::Buffer::toHex() const
+{
+    if (m_size == 0) {
+        return String();
+    }
+
+    char *buf       = new char[m_size * 2 + 1];
+    buf[m_size * 2] = '\0';
+
+    toHex(m_data, m_size, buf);
+
+    return String(buf);
+}
+
+
+void xmrig::Buffer::copy(const char *data, size_t size)
+{
+    m_data = new char[size];
+    m_size = size;
+
+    memcpy(m_data, data, m_size);
+}
+
+
+void xmrig::Buffer::move(Buffer &&other)
+{
+    if (m_size > 0) {
+        delete [] m_data;
+    }
+
+    m_data = other.m_data;
+    m_size = other.m_size;
+
+    other.m_data = nullptr;
+    other.m_size = 0;
+}

src/base/tools/Buffer.h

@@ -0,0 +1,88 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_BUFFER_H
+#define XMRIG_BUFFER_H
+
+
+#include "base/tools/String.h"
+
+
+namespace xmrig {
+
+
+class Buffer
+{
+public:
+    Buffer();
+    Buffer(Buffer &&other);
+    Buffer(const Buffer &other);
+    Buffer(const char *data, size_t size);
+    Buffer(size_t size);
+    ~Buffer();
+
+
+    inline char *data()                   { return m_data; }
+    inline const char *data() const       { return m_data; }
+    inline size_t size() const            { return m_size; }
+    inline void from(const Buffer &other) { from(other.data(), other.size()); }
+
+
+    void from(const char *data, size_t size);
+
+
+    inline Buffer &operator=(const Buffer &other) { from(other); return *this; }
+    inline Buffer &operator=(Buffer &&other)      { move(std::move(other)); return *this; }
+
+
+    static Buffer allocUnsafe(size_t size);
+    static inline Buffer alloc(size_t size) { return Buffer(size); }
+
+
+    inline static bool fromHex(const char *in, size_t size, char *out)    { return fromHex(reinterpret_cast<const uint8_t *>(in), size, reinterpret_cast<uint8_t *>(out)); }
+    inline static bool fromHex(const char *in, size_t size, uint8_t *out) { return fromHex(reinterpret_cast<const uint8_t *>(in), size, out); }
+    inline static Buffer fromHex(const char *data)                        { return fromHex(data, strlen(data)); }
+    inline static Buffer fromHex(const String &str)                       { return fromHex(str.data(), str.size()); }
+    inline static void toHex(const char *in, size_t size, char *out)      { return toHex(reinterpret_cast<const uint8_t *>(in), size, reinterpret_cast<uint8_t *>(out)); }
+    inline static void toHex(const uint8_t *in, size_t size, char *out)   { return toHex(in, size, reinterpret_cast<uint8_t *>(out)); }
+
+    static bool fromHex(const uint8_t *in, size_t size, uint8_t *out);
+    static Buffer fromHex(const char *data, size_t size);
+    static String toHex(const uint8_t *in, size_t size);
+    static void toHex(const uint8_t *in, size_t size, uint8_t *out);
+    String toHex() const;
+
+private:
+    void copy(const char *data, size_t size);
+    void move(Buffer &&other);
+
+    char *m_data;
+    size_t m_size;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_BUFFER_H */

src/base/tools/Chrono.h

@@ -0,0 +1,60 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_CHRONO_H
+#define XMRIG_CHRONO_H
+
+
+#include <chrono>
+
+
+namespace xmrig {
+
+
+class Chrono
+{
+public:
+    static inline uint64_t steadyMSecs()
+    {
+        using namespace std::chrono;
+        if (high_resolution_clock::is_steady) {
+            return static_cast<uint64_t>(time_point_cast<milliseconds>(high_resolution_clock::now()).time_since_epoch().count());
+        }
+
+        return static_cast<uint64_t>(time_point_cast<milliseconds>(steady_clock::now()).time_since_epoch().count());
+    }
+
+
+    static inline uint64_t currentMSecsSinceEpoch()
+    {
+        using namespace std::chrono;
+
+        return static_cast<uint64_t>(time_point_cast<milliseconds>(system_clock::now()).time_since_epoch().count());
+    }
+};
+
+
+} /* namespace xmrig */
+
+#endif /* XMRIG_CHRONO_H */

src/base/tools/Handle.h

@@ -26,12 +26,7 @@
 #define XMRIG_HANDLE_H
 
 
-typedef struct uv_fs_event_s uv_fs_event_t;
-typedef struct uv_getaddrinfo_s uv_getaddrinfo_t;
-typedef struct uv_handle_s uv_handle_t;
-typedef struct uv_signal_s uv_signal_t;
-typedef struct uv_tcp_s uv_tcp_t;
-typedef struct uv_timer_s uv_timer_t;
+#include <uv.h>
 
 
 namespace xmrig {
@@ -40,15 +35,57 @@ namespace xmrig {
 class Handle
 {
 public:
-    static void close(uv_fs_event_t *handle);
-    static void close(uv_getaddrinfo_t *handle);
-    static void close(uv_handle_t *handle);
-    static void close(uv_signal_t *handle);
-    static void close(uv_tcp_t *handle);
-    static void close(uv_timer_t *handle);
+    template<typename T>
+    static inline void close(T handle)
+    {
+        if (handle) {
+            deleteLater(handle);
+        }
+    }
+
+
+    template<typename T>
+    static inline void deleteLater(T handle)
+    {
+        if (uv_is_closing(reinterpret_cast<uv_handle_t *>(handle))) {
+            return;
+        }
+
+        uv_close(reinterpret_cast<uv_handle_t *>(handle), [](uv_handle_t *handle) { delete handle; });
+    }
 };
 
 
+template<>
+inline void Handle::close(uv_timer_t *handle)
+{
+    if (handle) {
+        uv_timer_stop(handle);
+        deleteLater(handle);
+    }
+}
+
+
+template<>
+inline void Handle::close(uv_signal_t *handle)
+{
+    if (handle) {
+        uv_signal_stop(handle);
+        deleteLater(handle);
+    }
+}
+
+
+template<>
+inline void Handle::close(uv_fs_event_t *handle)
+{
+    if (handle) {
+        uv_fs_event_stop(handle);
+        deleteLater(handle);
+    }
+}
+
+
 } /* namespace xmrig */
 
 

src/base/tools/String.cpp

@@ -5,6 +5,7 @@
  * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
  * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
  * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
  * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
  *
  *   This program is free software: you can redistribute it and/or modify
@@ -22,6 +23,9 @@
  */
 
 
+#include <ctype.h>
+
+
 #include "base/tools/String.h"
 #include "rapidjson/document.h"
 
@@ -128,6 +132,20 @@ std::vector<xmrig::String> xmrig::String::split(char sep) const
 }
 
 
+xmrig::String &xmrig::String::toLower()
+{
+    if (isNull() || isEmpty()) {
+        return *this;
+    }
+
+    for (size_t i = 0; i < size(); ++i) {
+        m_data[i] = static_cast<char>(tolower(m_data[i]));
+    }
+
+    return *this;
+}
+
+
 xmrig::String xmrig::String::join(const std::vector<xmrig::String> &vec, char sep)
 {
     if (vec.empty()) {
@@ -178,14 +196,10 @@ void xmrig::String::copy(const char *str)
 
 void xmrig::String::copy(const String &other)
 {
-    if (m_size > 0) {
-        if (m_size == other.m_size) {
-            memcpy(m_data, other.m_data, m_size + 1);
+    if (m_size > 0 && m_size == other.m_size) {
+        memcpy(m_data, other.m_data, m_size + 1);
 
-            return;
-        }
-
-        delete [] m_data;
+        return;
     }
 
     delete [] m_data;

src/base/tools/String.h

@@ -5,7 +5,8 @@
  * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
  * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
  * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
- * Copyright 2016-2018 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -79,11 +80,13 @@ public:
     inline String &operator=(char *str)                { move(str); return *this; }
     inline String &operator=(const char *str)          { copy(str); return *this; }
     inline String &operator=(const String &str)        { copy(str); return *this; }
+    inline String &operator=(std::nullptr_t)           { delete [] m_data; m_data = nullptr; m_size = 0; return *this; }
     inline String &operator=(String &&other)           { move(std::move(other)); return *this; }
 
     rapidjson::Value toJSON() const;
     rapidjson::Value toJSON(rapidjson::Document &doc) const;
     std::vector<xmrig::String> split(char sep) const;
+    String &toLower();
 
     static String join(const std::vector<xmrig::String> &vec, char sep);
 

src/base/tools/Timer.cpp

@@ -0,0 +1,91 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "base/kernel/interfaces/ITimerListener.h"
+#include "base/tools/Handle.h"
+#include "base/tools/Timer.h"
+
+
+xmrig::Timer::Timer(ITimerListener *listener) :
+    m_listener(listener),
+    m_timer(nullptr)
+{
+    init();
+}
+
+
+xmrig::Timer::Timer(ITimerListener *listener, uint64_t timeout, uint64_t repeat) :
+    m_listener(listener),
+    m_timer(nullptr)
+{
+    init();
+    start(timeout, repeat);
+}
+
+
+xmrig::Timer::~Timer()
+{
+    Handle::close(m_timer);
+}
+
+
+uint64_t xmrig::Timer::repeat() const
+{
+    return uv_timer_get_repeat(m_timer);
+}
+
+
+void xmrig::Timer::setRepeat(uint64_t repeat)
+{
+    uv_timer_set_repeat(m_timer, repeat);
+}
+
+
+void xmrig::Timer::start(uint64_t timeout, uint64_t repeat)
+{
+    uv_timer_start(m_timer, onTimer, timeout, repeat);
+}
+
+
+void xmrig::Timer::stop()
+{
+    uv_timer_stop(m_timer);
+}
+
+
+void xmrig::Timer::init()
+{
+    m_timer = new uv_timer_t;
+    m_timer->data = this;
+    uv_timer_init(uv_default_loop(), m_timer);
+}
+
+
+void xmrig::Timer::onTimer(uv_timer_t *handle)
+{
+    const Timer *timer = static_cast<Timer *>(handle->data);
+
+    timer->m_listener->onTimer(timer);
+}

src/base/tools/Timer.h

@@ -0,0 +1,66 @@
+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_TIMER_H
+#define XMRIG_TIMER_H
+
+
+#include <stdint.h>
+
+
+typedef struct uv_timer_s uv_timer_t;
+
+
+namespace xmrig {
+
+
+class ITimerListener;
+
+
+class Timer
+{
+public:
+    Timer(ITimerListener *listener);
+    Timer(ITimerListener *listener, uint64_t timeout, uint64_t repeat);
+    ~Timer();
+
+    uint64_t repeat() const;
+    void setRepeat(uint64_t repeat);
+    void start(uint64_t timeout, uint64_t repeat);
+    void stop();
+
+private:
+    void init();
+
+    static void onTimer(uv_timer_t *handle);
+
+    ITimerListener *m_listener;
+    uv_timer_t *m_timer;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_TIMER_H */