v4.4.0-beta

Fixed code cache cleanup on iOS/Darwin

CHANGELOG.md

@@ -1,3 +1,26 @@
+# v4.4.0-beta
+- [#1068](https://github.com/xmrig/xmrig/pull/1068) Added support for `self-select` stratum protocol extension.
+- [#1240](https://github.com/xmrig/xmrig/pull/1240) Sync with latest RandomX code.
+- [#1241](https://github.com/xmrig/xmrig/issues/1241) Fixed regression with colors on old Windows systems.
+- [#1243](https://github.com/xmrig/xmrig/pull/1243) Fixed incorrect OpenCL memory size detection in some cases.
+- [#1247](https://github.com/xmrig/xmrig/pull/1247) Fixed ARM64 RandomX code alignment.
+- [#1248](https://github.com/xmrig/xmrig/pull/1248) Fixed RandomX code cache cleanup on iOS/Darwin.
+
+
+# v4.3.1-beta
+- Fixed regression in v4.3.0, miner didn't create `cn` mining profile with default config example.
+
+# v4.3.0-beta
+- [#1227](https://github.com/xmrig/xmrig/pull/1227) Added new algorithm `rx/arq`, RandomX variant for upcoming ArQmA fork.
+- [#808](https://github.com/xmrig/xmrig/issues/808#issuecomment-539297156) Added experimental support for persistent memory for CPU mining threads.
+- [#1221](https://github.com/xmrig/xmrig/issues/1221) Improved RandomX dataset memory usage and initialization speed for NUMA machines.
+
+# v4.2.1-beta
+- [#1150](https://github.com/xmrig/xmrig/issues/1150) Fixed build on FreeBSD.
+- [#1175](https://github.com/xmrig/xmrig/issues/1175) Fixed support for systems where total count of NUMA nodes not equal usable nodes count.
+- [#1199](https://github.com/xmrig/xmrig/issues/1199) Fixed excessive memory allocation for OpenCL threads with low intensity.
+- [#1212](https://github.com/xmrig/xmrig/issues/1212) Fixed low RandomX performance after fast algorithm switching.
+
 # v4.2.0-beta
 - [#1202](https://github.com/xmrig/xmrig/issues/1202) Fixed algorithm verification in donate strategy.
 - Added per pool option `coin` with single possible value `monero` for pools without algorithm negotiation, for upcoming Monero fork.
@@ -23,6 +46,10 @@
   - [#268](https://github.com/xmrig/xmrig-amd/pull/268) [#270](https://github.com/xmrig/xmrig-amd/pull/270) [#271](https://github.com/xmrig/xmrig-amd/pull/271) [#273](https://github.com/xmrig/xmrig-amd/pull/273) [#274](https://github.com/xmrig/xmrig-amd/pull/274) [#1171](https://github.com/xmrig/xmrig/pull/1171) Added RandomX support for OpenCL, thanks [@SChernykh](https://github.com/SChernykh).
 - Algorithm `cn/wow` removed, as no longer alive. 
 
+# v3.2.0
+- Added per pool option `coin` with single possible value `monero` for pools without algorithm negotiation, for upcoming Monero fork.
+- [#1183](https://github.com/xmrig/xmrig/issues/1183) Fixed compatibility with systemd.
+
 # v3.1.3
 - [#1180](https://github.com/xmrig/xmrig/issues/1180) Fixed possible duplicated shares after algorithm switching.
 - Fixed wrong config file permissions after write (only gcc builds on recent Windows 10 affected).

CMakeLists.txt

@@ -55,6 +55,7 @@ set(HEADERS
    )
 
 set(HEADERS_CRYPTO
+    src/backend/common/interfaces/IMemoryPool.h
     src/crypto/cn/asm/CryptonightR_template.h
     src/crypto/cn/c_blake256.h
     src/crypto/cn/c_groestl.h
@@ -73,6 +74,7 @@ set(HEADERS_CRYPTO
     src/crypto/common/Algorithm.h
     src/crypto/common/Coin.h
     src/crypto/common/keccak.h
+    src/crypto/common/MemoryPool.h
     src/crypto/common/Nonce.h
     src/crypto/common/portable/mm_malloc.h
     src/crypto/common/VirtualMemory.h
@@ -111,10 +113,22 @@ set(SOURCES_CRYPTO
     src/crypto/common/Algorithm.cpp
     src/crypto/common/Coin.cpp
     src/crypto/common/keccak.cpp
+    src/crypto/common/MemoryPool.cpp
     src/crypto/common/Nonce.cpp
     src/crypto/common/VirtualMemory.cpp
    )
 
+if (WITH_HWLOC)
+    list(APPEND HEADERS_CRYPTO
+        src/crypto/common/NUMAMemoryPool.h
+        )
+
+    list(APPEND SOURCES_CRYPTO
+        src/crypto/common/NUMAMemoryPool.cpp
+        src/crypto/common/VirtualMemory_hwloc.cpp
+        )
+endif()
+
 if (WIN32)
     set(SOURCES_OS
         "${SOURCES_OS}"

README.md

@@ -1,5 +1,7 @@
 # XMRig
 
+**:warning: [Monero will change PoW algorithm to RandomX on November 30.](https://github.com/xmrig/xmrig/issues/1204)**
+
 [![Github All Releases](https://img.shields.io/github/downloads/xmrig/xmrig/total.svg)](https://github.com/xmrig/xmrig/releases)
 [![GitHub release](https://img.shields.io/github/release/xmrig/xmrig/all.svg)](https://github.com/xmrig/xmrig/releases)
 [![GitHub Release Date](https://img.shields.io/github/release-date-pre/xmrig/xmrig.svg)](https://github.com/xmrig/xmrig/releases)
@@ -7,9 +9,7 @@
 [![GitHub stars](https://img.shields.io/github/stars/xmrig/xmrig.svg)](https://github.com/xmrig/xmrig/stargazers)
 [![GitHub forks](https://img.shields.io/github/forks/xmrig/xmrig.svg)](https://github.com/xmrig/xmrig/network)
 
-XMRig is a high performance RandomX and CryptoNight CPU miner, with official support for Windows.
-
-* This is the **CPU-mining** version, there is also a [NVIDIA GPU version](https://github.com/xmrig/xmrig-nvidia) and [AMD GPU version]( https://github.com/xmrig/xmrig-amd).
+XMRig High performance, open source, cross platform RandomX, CryptoNight and Argon2 CPU/GPU miner, with official support for Windows
 
 <img src="doc/screenshot.png" width="808" >
 
@@ -26,56 +26,73 @@ XMRig is a high performance RandomX and CryptoNight CPU miner, with official sup
   * Clone with `git clone https://github.com/xmrig/xmrig.git` :hammer: [Build instructions](https://github.com/xmrig/xmrig/wiki/Build).
 
 ## Usage
-Preferend way to configure miner is [JSON config file](src/config.json) as more flexible and human frendly, command line interface not cover all features, for example mining profiles for different algorithms. Most impotant options can be changed in runtime without miner restart by editing config or via API.
+The preferred way to configure the miner is the [JSON config file](src/config.json) as it is more flexible and human friendly. The command line interface does not cover all features, such as mining profiles for different algorithms. Important options can be changed during runtime without miner restart by editing the config file or executing API calls.
 
-### Options
+* **[xmrig.com/wizard](https://xmrig.com/wizard)** helps you create initial configuration for the miner.
+
+### Command line options
 ```
-  -a, --algo=ALGO               specify the algorithm to use
-                                  cn/r, cn/2, cn/1, cn/0, cn/double, cn/half, cn/fast,
-                                  cn/rwz, cn/zls, cn/xao, cn/rto, cn/gpu,
-                                  cn-lite/1,
-                                  cn-heavy/xhv, cn-heavy/tube, cn-heavy/0,
-                                  cn-pico,
-                                  rx/wow, rx/loki
+Network:
   -o, --url=URL                 URL of mining server
-  -O, --userpass=U:P            username:password pair for mining server
+  -a, --algo=ALGO               mining algorithm https://xmrig.com/docs/algorithms
+      --coin=COIN               specify coin instead of algorithm
   -u, --user=USERNAME           username for mining server
   -p, --pass=PASSWORD           password for mining server
-      --rig-id=ID               rig identifier for pool-side statistics (needs pool support)
-  -t, --threads=N               number of miner threads
-  -v, --av=N                    algorithm variation, 0 auto select
+  -O, --userpass=U:P            username:password pair for mining server
   -k, --keepalive               send keepalived packet for prevent timeout (needs pool support)
       --nicehash                enable nicehash.com support
+      --rig-id=ID               rig identifier for pool-side statistics (needs pool support)
       --tls                     enable SSL/TLS support (needs pool support)
-      --tls-fingerprint=F       pool TLS certificate fingerprint, if set enable strict certificate pinning
+      --tls-fingerprint=HEX     pool TLS certificate fingerprint for strict certificate pinning
       --daemon                  use daemon RPC instead of pool for solo mining
       --daemon-poll-interval=N  daemon poll interval in milliseconds (default: 1000)
   -r, --retries=N               number of times to retry before switch to backup server (default: 5)
   -R, --retry-pause=N           time to pause between retries (default: 5)
+      --user-agent              set custom user-agent string for pool
+      --donate-level=N          donate level, default 5%% (5 minutes in 100 minutes)
+      --donate-over-proxy=N     control donate over xmrig-proxy feature
+
+CPU backend:
+      --no-cpu                  disable CPU mining backend
+  -t, --threads=N               number of CPU threads
+  -v, --av=N                    algorithm variation, 0 auto select
       --cpu-affinity            set process affinity to CPU core(s), mask 0x3 for cores 0 and 1
       --cpu-priority            set process priority (0 idle, 2 normal to 5 highest)
+      --cpu-max-threads-hint=N  maximum CPU threads count (in percentage) hint for autoconfig
+      --cpu-memory-pool=N       number of 2 MB pages for persistent memory pool, -1 (auto), 0 (disable)
       --no-huge-pages           disable huge pages support
-      --no-color                disable colored output
-      --donate-level=N          donate level, default 5% (5 minutes in 100 minutes)
-      --user-agent              set custom user-agent string for pool
-  -B, --background              run the miner in the background
-  -c, --config=FILE             load a JSON-format configuration file
-  -l, --log-file=FILE           log all output to a file
-      --asm=ASM                 ASM optimizations, possible values: auto, none, intel, ryzen, bulldozer.
-      --print-time=N            print hashrate report every N seconds
+      --asm=ASM                 ASM optimizations, possible values: auto, none, intel, ryzen, bulldozer
+      --randomx-init=N          threads count to initialize RandomX dataset
+      --randomx-no-numa         disable NUMA support for RandomX
+
+API:
       --api-worker-id=ID        custom worker-id for API
       --api-id=ID               custom instance ID for API
-      --http-enabled            enable HTTP API
       --http-host=HOST          bind host for HTTP API (default: 127.0.0.1)
       --http-port=N             bind port for HTTP API
       --http-access-token=T     access token for HTTP API
       --http-no-restricted      enable full remote access to HTTP API (only if access token set)
-      --randomx-init=N          threads count to initialize RandomX dataset
-      --randomx-no-numa         disable NUMA support for RandomX
-      --export-topology         export hwloc topology to a XML file and exit
-      --dry-run                 test configuration and exit
-  -h, --help                    display this help and exit
+
+OpenCL backend:
+      --opencl                  enable OpenCL mining backend
+      --opencl-devices=N        list of OpenCL devices to use
+      --opencl-platform=N       OpenCL platform index or name
+      --opencl-loader=N         path to OpenCL-ICD-Loader (OpenCL.dll or libOpenCL.so)
+      --opencl-no-cache         disable OpenCL cache
+      --print-platforms         print available OpenCL platforms and exit
+
+Logging:
+  -l, --log-file=FILE           log all output to a file
+      --print-time=N            print hashrate report every N seconds
+      --no-color                disable colored output
+
+Misc:
+  -c, --config=FILE             load a JSON-format configuration file
+  -B, --background              run the miner in the background
   -V, --version                 output version information and exit
+  -h, --help                    display this help and exit
+      --dry-run                 test configuration and exit
+      --export-topology         export hwloc topology to a XML file and exit
 ```
 
 ## Donations

cmake/flags.cmake

@@ -54,6 +54,8 @@ if (CMAKE_CXX_COMPILER_ID MATCHES GNU)
 
     #set(CMAKE_C_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -gdwarf-2")
 
+    add_definitions(/DHAVE_BUILTIN_CLEAR_CACHE)
+
 elseif (CMAKE_CXX_COMPILER_ID MATCHES MSVC)
 
     set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} /Ox /Ot /Oi /MT /GL")

cmake/randomx.cmake

@@ -4,9 +4,12 @@ if (WITH_RANDOMX)
     list(APPEND HEADERS_CRYPTO
         src/crypto/rx/Rx.h
         src/crypto/rx/RxAlgo.h
+        src/crypto/rx/RxBasicStorage.h
         src/crypto/rx/RxCache.h
         src/crypto/rx/RxConfig.h
         src/crypto/rx/RxDataset.h
+        src/crypto/rx/RxQueue.h
+        src/crypto/rx/RxSeed.h
         src/crypto/rx/RxVm.h
     )
 
@@ -32,9 +35,11 @@ if (WITH_RANDOMX)
         src/crypto/randomx/vm_interpreted.cpp
         src/crypto/rx/Rx.cpp
         src/crypto/rx/RxAlgo.cpp
+        src/crypto/rx/RxBasicStorage.cpp
         src/crypto/rx/RxCache.cpp
         src/crypto/rx/RxConfig.cpp
         src/crypto/rx/RxDataset.cpp
+        src/crypto/rx/RxQueue.cpp
         src/crypto/rx/RxVm.cpp
     )
 
@@ -63,6 +68,21 @@ if (WITH_RANDOMX)
     if (CMAKE_CXX_COMPILER_ID MATCHES Clang)
         set_source_files_properties(src/crypto/randomx/jit_compiler_x86.cpp PROPERTIES COMPILE_FLAGS -Wno-unused-const-variable)
     endif()
+
+    if (WITH_HWLOC)
+        list(APPEND HEADERS_CRYPTO
+             src/crypto/rx/RxNUMAStorage.h
+            )
+
+        list(APPEND SOURCES_CRYPTO
+             src/crypto/rx/RxConfig_hwloc.cpp
+             src/crypto/rx/RxNUMAStorage.cpp
+            )
+    else()
+        list(APPEND SOURCES_CRYPTO
+             src/crypto/rx/RxConfig_basic.cpp
+            )
+    endif()
 else()
     remove_definitions(/DXMRIG_ALGO_RANDOMX)
 endif()

doc/ALGORITHMS.md

@@ -1,36 +1,23 @@
 # Algorithms
 
-Since version 3 mining [algorithm](#algorithm-names) should specified for each pool separately (`algo` option), earlier versions was use one global `algo` option and per pool `variant` option (this option was removed in v3). If your pool support [mining algorithm negotiation](https://github.com/xmrig/xmrig-proxy/issues/168) you may not specify this option at all.
- 
-#### Example
-```json
-{
-  "pools": [
-    {
-      "url": "...",
-      "algo": "cn/r",
-      ...
-    }
- ],
- ...
-}
-```
+Algorithm can be defined in 3 ways:
 
-#### Pools with mining algorithm negotiation support.
+1. By pool, using algorithm negotiation, in this case no need specify algorithm on miner side.
+2. Per pool `coin` option, currently only usable values for this option is `monero` and `arqma`.
+3. Per pool `algo` option.
 
- * [www.hashvault.pro](https://www.hashvault.pro/)
- * [moneroocean.stream](https://moneroocean.stream)
- 
- ## Algorithm names
+Option `coin` useful for pools without algorithm negotiation support or daemon to allow automatically switch algorithm in next hard fork.
+
+## Algorithm names
 
 | Name | Memory | Version | Notes |
 |------|--------|---------|-------|
+| `rx/arq` | 256 KB | 4.3.0+ | RandomARQ (RandomX variant for ArQmA). |
+| `rx/0` | 2 MB | 3.2.0+ | RandomX (Monero). |
 | `argon2/chukwa` | 512 KB | 3.1.0+ | Argon2id (Chukwa). |
 | `argon2/wrkz` | 256 KB | 3.1.0+ | Argon2id (WRKZ) |
-| `rx/test` | 2 MB | 3.0.0+ | RandomX (reference configuration). |
-| `rx/0` | 2 MB | 3.0.0+ | RandomX (reference configuration), reserved for future use. |
-| `rx/wow` | 1 MB | 3.0.0+ | RandomWOW. |
-| `rx/loki` | 2 MB | 3.0.0+ | RandomXL. |
+| `rx/wow` | 1 MB | 3.0.0+ | RandomWOW (RandomX variant for Wownero). |
+| `rx/loki` | 2 MB | 3.0.0+ | RandomXL (RandomX variant for Loki). |
 | `cn/fast` | 2 MB | 3.0.0+ | CryptoNight variant 1 with half iterations. |
 | `cn/rwz` | 2 MB | 2.14.0+ | CryptoNight variant 2 with 3/4 iterations and reversed shuffle operation. |
 | `cn/zls` | 2 MB | 2.14.0+ | CryptoNight variant 2 with 3/4 iterations. |
@@ -50,3 +37,21 @@ Since version 3 mining [algorithm](#algorithm-names) should specified for each p
 | `cn-lite/1` | 1 MB | 2.5.0+ | CryptoNight-Lite variant 1. |
 | `cn-lite/0` | 1 MB | 0.8.0+ | CryptoNight-Lite variant 0. |
 | `cn/0` | 2 MB | 0.5.0+ | CryptoNight (original). |
+
+## Migration to v3
+Since version 3 mining [algorithm](#algorithm-names) should specified for each pool separately (`algo` option), earlier versions was use one global `algo` option and per pool `variant` option (this option was removed in v3). If your pool support [mining algorithm negotiation](https://github.com/xmrig/xmrig-proxy/issues/168) you may not specify this option at all.
+ 
+#### Example
+```json
+{
+  "pools": [
+    {
+      "url": "...",
+      "algo": "cn/r",
+      "coin": null
+      ...
+    }
+ ],
+ ...
+}
+```

doc/CPU.md

@@ -97,3 +97,6 @@ Allow override automatically detected Argon2 implementation, this option added m
 
 #### `max-threads-hint` (since v4.2.0)
 Maximum CPU threads count (in percentage) hint for autoconfig. [CPU_MAX_USAGE.md](CPU_MAX_USAGE.md)
+
+#### `memory-pool` (since v4.3.0)
+Use continuous, persistent memory block for mining threads, useful for preserve huge pages allocation while algorithm swithing. Default value `false` (feature disabled) or `true` or specific count of 2 MB huge pages.

scripts/generate_cl.js

@@ -59,6 +59,7 @@ function rx()
         'randomx_constants_monero.h',
         'randomx_constants_wow.h',
         'randomx_constants_loki.h',
+        'randomx_constants_arqma.h',
         'aes.cl',
         'blake2b.cl',
         'randomx_vm.cl',

src/3rdparty/argon2/CMakeLists.txt

@@ -22,7 +22,7 @@ set(ARGON2_X86_64_SOURCES arch/x86_64/lib/argon2-arch.c arch/x86_64/lib/cpu-flag
 if (CMAKE_C_COMPILER_ID MATCHES MSVC)
     function(add_feature_impl FEATURE MSVC_FLAG DEF)
         add_library(argon2-${FEATURE} STATIC arch/x86_64/lib/argon2-${FEATURE}.c)
-        target_include_directories(argon2-${FEATURE} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include)
+        target_include_directories(argon2-${FEATURE} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../)
         target_include_directories(argon2-${FEATURE} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/lib)
         set_target_properties(argon2-${FEATURE} PROPERTIES POSITION_INDEPENDENT_CODE True)
 
@@ -38,7 +38,7 @@ if (CMAKE_C_COMPILER_ID MATCHES MSVC)
 elseif (NOT XMRIG_ARM AND CMAKE_SIZEOF_VOID_P EQUAL 8)
     function(add_feature_impl FEATURE GCC_FLAG DEF)
         add_library(argon2-${FEATURE} STATIC arch/x86_64/lib/argon2-${FEATURE}.c)
-        target_include_directories(argon2-${FEATURE} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include)
+        target_include_directories(argon2-${FEATURE} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../)
         target_include_directories(argon2-${FEATURE} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/lib)
         set_target_properties(argon2-${FEATURE} PROPERTIES POSITION_INDEPENDENT_CODE True)
 
@@ -84,5 +84,5 @@ endif()
 add_library(argon2 STATIC ${ARGON2_SOURCES})
 target_link_libraries(argon2 ${ARGON2_LIBS})
 
-target_include_directories(argon2 PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include)
+target_include_directories(argon2 PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../)
 target_include_directories(argon2 PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/lib)

src/3rdparty/argon2/lib/argon2.c

@@ -15,7 +15,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 
-#include "argon2.h"
+#include "3rdparty/argon2.h"
 #include "encoding.h"
 #include "core.h"
 

src/3rdparty/argon2/lib/core.h

@@ -14,7 +14,7 @@
 #ifndef ARGON2_CORE_H
 #define ARGON2_CORE_H
 
-#include "argon2.h"
+#include "3rdparty/argon2.h"
 
 #if defined(_MSC_VER)
 #define ALIGN(n) __declspec(align(16))

src/3rdparty/argon2/lib/encoding.h

@@ -1,6 +1,6 @@
 #ifndef ENCODING_H
 #define ENCODING_H
-#include "argon2.h"
+#include "3rdparty/argon2.h"
 
 #define ARGON2_MAX_DECODED_LANES UINT32_C(255)
 #define ARGON2_MIN_DECODED_SALT_LEN UINT32_C(8)

src/3rdparty/argon2/lib/impl-select.c

@@ -3,7 +3,7 @@
 
 #include "impl-select.h"
 
-#include "argon2.h"
+#include "3rdparty/argon2.h"
 
 #define BENCH_SAMPLES 1024
 #define BENCH_MEM_BLOCKS 512

src/App.cpp

@@ -36,7 +36,6 @@
 #include "core/config/Config.h"
 #include "core/Controller.h"
 #include "core/Miner.h"
-#include "crypto/common/VirtualMemory.h"
 #include "net/Network.h"
 #include "Summary.h"
 #include "version.h"
@@ -80,8 +79,6 @@ int xmrig::App::exec()
         m_console = new Console(this);
     }
 
-    VirtualMemory::init(m_controller->config()->cpu().isHugePages());
-
     Summary::print(m_controller);
 
     if (m_controller->config()->isDryRun()) {

src/Summary.cpp

@@ -23,8 +23,8 @@
  */
 
 
-#include <inttypes.h>
-#include <stdio.h>
+#include <cinttypes>
+#include <cstdio>
 #include <uv.h>
 
 
@@ -59,10 +59,10 @@ inline static const char *asmName(Assembly::Id assembly)
 #endif
 
 
-static void print_memory(Config *) {
+static void print_memory(Config *config) {
 #   ifdef _WIN32
     Log::print(GREEN_BOLD(" * ") WHITE_BOLD("%-13s") "%s",
-               "HUGE PAGES", VirtualMemory::isHugepagesAvailable() ? GREEN_BOLD("permission granted") : RED_BOLD("unavailable"));
+               "HUGE PAGES", config->cpu().isHugePages() ? (VirtualMemory::isHugepagesAvailable() ? GREEN_BOLD("permission granted") : RED_BOLD("unavailable")) : RED_BOLD("disabled"));
 #   endif
 }
 

src/backend/common/Tags.h

@@ -38,6 +38,11 @@ const char *ocl_tag();
 #endif
 
 
+#ifdef XMRIG_ALGO_RANDOMX
+const char *rx_tag();
+#endif
+
+
 } // namespace xmrig
 
 

src/backend/common/Threads.h

@@ -48,12 +48,21 @@ public:
     inline bool isExist(const Algorithm &algo) const                                   { return isDisabled(algo) || m_aliases.count(algo) > 0 || has(algo.shortName()); }
     inline const T &get(const Algorithm &algo, bool strict = false) const              { return get(profileName(algo, strict)); }
     inline void disable(const Algorithm &algo)                                         { m_disabled.insert(algo); }
+    inline void setAlias(const Algorithm &algo, const char *profile)                   { m_aliases[algo] = profile; }
 
-    inline void move(const char *profile, T &&threads)
+    inline size_t move(const char *profile, T &&threads)
     {
+        if (has(profile)) {
+            return 0;
+        }
+
+        const size_t count = threads.count();
+
         if (!threads.isEmpty()) {
             m_profiles.insert({ profile, std::move(threads) });
         }
+
+        return count;
     }
 
     const T &get(const String &profileName) const;

src/backend/common/Worker.cpp

@@ -34,8 +34,7 @@ xmrig::Worker::Worker(size_t id, int64_t affinity, int priority) :
     m_affinity(affinity),
     m_id(id),
     m_hashCount(0),
-    m_timestamp(0),
-    m_count(0)
+    m_timestamp(0)
 {
     m_node = VirtualMemory::bindToNUMANode(affinity);
 

src/backend/common/Worker.h

@@ -54,8 +54,8 @@ protected:
     const size_t m_id;
     std::atomic<uint64_t> m_hashCount;
     std::atomic<uint64_t> m_timestamp;
-    uint32_t m_node = 0;
-    uint64_t m_count;
+    uint32_t m_node     = 0;
+    uint64_t m_count    = 0;
 };
 
 

src/backend/common/Workers.cpp

@@ -100,6 +100,7 @@ void xmrig::Workers<T>::start(const std::vector<T> &data)
     }
 
     d_ptr->hashrate = new Hashrate(m_workers.size());
+    Nonce::touch(T::backend());
 
     for (Thread<T> *worker : m_workers) {
         worker->start(Workers<T>::onReady);

src/backend/common/common.cmake

@@ -3,6 +3,7 @@ set(HEADERS_BACKEND_COMMON
     src/backend/common/Tags.h
     src/backend/common/interfaces/IBackend.h
     src/backend/common/interfaces/IRxListener.h
+    src/backend/common/interfaces/IRxStorage.h
     src/backend/common/interfaces/IThread.h
     src/backend/common/interfaces/IWorker.h
     src/backend/common/misc/PciTopology.h

src/backend/common/interfaces/IMemoryPool.h

@@ -5,7 +5,9 @@
  * 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 2018-2019 tevador     <tevador@gmail.com>
  * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
  *
  *   This program is free software: you can redistribute it and/or modify
@@ -22,47 +24,30 @@
  *   along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef XMRIG_OCLRXDATASET_H
-#define XMRIG_OCLRXDATASET_H
+#ifndef XMRIG_IMEMORYPOOL_H
+#define XMRIG_IMEMORYPOOL_H
 
 
-#include "base/tools/Object.h"
-
-
-#include <memory>
-
-
-using cl_context = struct _cl_context *;
-using cl_mem     = struct _cl_mem *;
+#include <cstddef>
+#include <cstdint>
 
 
 namespace xmrig {
 
 
-class Job;
-
-
-class OclRxDataset
+class IMemoryPool
 {
 public:
-    XMRIG_DISABLE_COPY_MOVE(OclRxDataset)
+    virtual ~IMemoryPool() = default;
 
-    OclRxDataset() = default;
-    ~OclRxDataset();
-
-    inline cl_mem get() const { return m_dataset; }
-
-    void createBuffer(cl_context ctx,const Job &job, bool host);
-
-private:
-    cl_mem m_dataset = nullptr;
+    virtual bool isHugePages(uint32_t node) const       = 0;
+    virtual uint8_t *get(size_t size, uint32_t node)    = 0;
+    virtual void release(uint32_t node)                 = 0;
 };
 
 
-using OclRxDatasetPtr = std::shared_ptr<OclRxDataset>;
-
-
 } /* namespace xmrig */
 
 
-#endif /* XMRIG_OCLINTERLEAVE_H */
+
+#endif /* XMRIG_IMEMORYPOOL_H */

src/backend/common/interfaces/IRxStorage.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 2016-2018 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_IRXSTORAGE_H
+#define XMRIG_IRXSTORAGE_H
+
+
+#include <cstdint>
+#include <utility>
+
+
+namespace xmrig {
+
+
+class Job;
+class RxDataset;
+class RxSeed;
+
+
+class IRxStorage
+{
+public:
+    virtual ~IRxStorage() = default;
+
+    virtual RxDataset *dataset(const Job &job, uint32_t nodeId) const       = 0;
+    virtual std::pair<uint32_t, uint32_t> hugePages() const                 = 0;
+    virtual void init(const RxSeed &seed, uint32_t threads, bool hugePages) = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif // XMRIG_IRXSTORAGE_H

src/backend/cpu/CpuBackend.cpp

@@ -111,13 +111,13 @@ public:
             return;
         }
 
-        LOG_INFO("%s" GREEN_BOLD(" READY") " threads %s%zu/%zu (%zu)" CLEAR " huge pages %s%zu/%zu %1.0f%%" CLEAR " memory " CYAN_BOLD("%zu KB") BLACK_BOLD(" (%" PRIu64 " ms)"),
+        LOG_INFO("%s" GREEN_BOLD(" READY") " threads %s%zu/%zu (%zu)" CLEAR " huge pages %s%1.0f%% %zu/%zu" CLEAR " memory " CYAN_BOLD("%zu KB") BLACK_BOLD(" (%" PRIu64 " ms)"),
                  tag,
                  m_errors == 0 ? CYAN_BOLD_S : YELLOW_BOLD_S,
                  m_started, m_threads, m_ways,
                  (m_hugePages == m_pages ? GREEN_BOLD_S : (m_hugePages == 0 ? RED_BOLD_S : YELLOW_BOLD_S)),
-                 m_hugePages, m_pages,
                  m_hugePages == 0 ? 0.0 : static_cast<double>(m_hugePages) / m_pages * 100.0,
+                 m_hugePages, m_pages,
                  memory() / 1024,
                  Chrono::steadyMSecs() - m_ts
                  );

src/backend/cpu/CpuConfig.cpp

@@ -23,48 +23,27 @@
  */
 
 
-#include "backend/cpu/Cpu.h"
 #include "backend/cpu/CpuConfig.h"
+#include "backend/cpu/CpuConfig_gen.h"
+#include "backend/cpu/Cpu.h"
 #include "base/io/json/Json.h"
 #include "rapidjson/document.h"
 
 
 namespace xmrig {
 
-static const char *kCn                  = "cn";
 static const char *kEnabled             = "enabled";
 static const char *kHugePages           = "huge-pages";
 static const char *kHwAes               = "hw-aes";
 static const char *kMaxThreadsHint      = "max-threads-hint";
+static const char *kMemoryPool          = "memory-pool";
 static const char *kPriority            = "priority";
 
 #ifdef XMRIG_FEATURE_ASM
 static const char *kAsm = "asm";
 #endif
 
-#ifdef XMRIG_ALGO_CN_GPU
-static const char *kCnGPU = "cn/gpu";
-#endif
-
-#ifdef XMRIG_ALGO_CN_LITE
-static const char *kCnLite = "cn-lite";
-#endif
-
-#ifdef XMRIG_ALGO_CN_HEAVY
-static const char *kCnHeavy = "cn-heavy";
-#endif
-
-#ifdef XMRIG_ALGO_CN_PICO
-static const char *kCnPico = "cn-pico";
-#endif
-
-#ifdef XMRIG_ALGO_RANDOMX
-static const char *kRx    = "rx";
-static const char *kRxWOW = "rx/wow";
-#endif
-
 #ifdef XMRIG_ALGO_ARGON2
-static const char *kArgon2     = "argon2";
 static const char *kArgon2Impl = "argon2-impl";
 #endif
 
@@ -90,6 +69,7 @@ rapidjson::Value xmrig::CpuConfig::toJSON(rapidjson::Document &doc) const
     obj.AddMember(StringRef(kHugePages),    m_hugePages, allocator);
     obj.AddMember(StringRef(kHwAes),        m_aes == AES_AUTO ? Value(kNullType) : Value(m_aes == AES_HW), allocator);
     obj.AddMember(StringRef(kPriority),     priority() != -1 ? Value(priority()) : Value(kNullType), allocator);
+    obj.AddMember(StringRef(kMemoryPool),   m_memoryPool < 1 ? Value(m_memoryPool < 0) : Value(m_memoryPool), allocator);
 
     if (m_threads.isEmpty()) {
         obj.AddMember(StringRef(kMaxThreadsHint), m_limit, allocator);
@@ -109,6 +89,12 @@ rapidjson::Value xmrig::CpuConfig::toJSON(rapidjson::Document &doc) const
 }
 
 
+size_t xmrig::CpuConfig::memPoolSize() const
+{
+    return m_memoryPool < 0 ? Cpu::info()->threads() : m_memoryPool;
+}
+
+
 std::vector<xmrig::CpuLaunchData> xmrig::CpuConfig::get(const Miner *miner, const Algorithm &algorithm) const
 {
     std::vector<CpuLaunchData> out;
@@ -128,7 +114,7 @@ std::vector<xmrig::CpuLaunchData> xmrig::CpuConfig::get(const Miner *miner, cons
 }
 
 
-void xmrig::CpuConfig::read(const rapidjson::Value &value, uint32_t version)
+void xmrig::CpuConfig::read(const rapidjson::Value &value)
 {
     if (value.IsObject()) {
         m_enabled   = Json::getBool(value, kEnabled, m_enabled);
@@ -137,6 +123,7 @@ void xmrig::CpuConfig::read(const rapidjson::Value &value, uint32_t version)
 
         setAesMode(Json::getValue(value, kHwAes));
         setPriority(Json::getInt(value,  kPriority, -1));
+        setMemoryPool(Json::getValue(value, kMemoryPool));
 
 #       ifdef XMRIG_FEATURE_ASM
         m_assembly = Json::getValue(value, kAsm);
@@ -146,16 +133,14 @@ void xmrig::CpuConfig::read(const rapidjson::Value &value, uint32_t version)
         m_argon2Impl = Json::getString(value, kArgon2Impl);
 #       endif
 
-        if (!m_threads.read(value)) {
-            generate();
-        }
+        m_threads.read(value);
 
-        if (version == 0) {
-            generateArgon2();
-        }
+        generate();
     }
-    else if (value.IsBool() && value.IsFalse()) {
-        m_enabled = false;
+    else if (value.IsBool()) {
+        m_enabled = value.GetBool();
+
+        generate();
     }
     else {
         generate();
@@ -165,52 +150,40 @@ void xmrig::CpuConfig::read(const rapidjson::Value &value, uint32_t version)
 
 void xmrig::CpuConfig::generate()
 {
-    m_shouldSave  = true;
-    ICpuInfo *cpu = Cpu::info();
+    if (!isEnabled() || m_threads.has("*")) {
+        return;
+    }
 
-    m_threads.disable(Algorithm::CN_0);
-    m_threads.move(kCn, cpu->threads(Algorithm::CN_0, m_limit));
+    size_t count = 0;
 
-#   ifdef XMRIG_ALGO_CN_GPU
-    m_threads.move(kCnGPU, cpu->threads(Algorithm::CN_GPU, m_limit));
-#   endif
+    count += xmrig::generate<Algorithm::CN>(m_threads, m_limit);
+    count += xmrig::generate<Algorithm::CN_LITE>(m_threads, m_limit);
+    count += xmrig::generate<Algorithm::CN_HEAVY>(m_threads, m_limit);
+    count += xmrig::generate<Algorithm::CN_PICO>(m_threads, m_limit);
+    count += xmrig::generate<Algorithm::RANDOM_X>(m_threads, m_limit);
+    count += xmrig::generate<Algorithm::ARGON2>(m_threads, m_limit);
 
-#   ifdef XMRIG_ALGO_CN_LITE
-    m_threads.disable(Algorithm::CN_LITE_0);
-    m_threads.move(kCnLite, cpu->threads(Algorithm::CN_LITE_1, m_limit));
-#   endif
-
-#   ifdef XMRIG_ALGO_CN_HEAVY
-    m_threads.move(kCnHeavy, cpu->threads(Algorithm::CN_HEAVY_0, m_limit));
-#   endif
-
-#   ifdef XMRIG_ALGO_CN_PICO
-    m_threads.move(kCnPico, cpu->threads(Algorithm::CN_PICO_0, m_limit));
-#   endif
-
-#   ifdef XMRIG_ALGO_RANDOMX
-    m_threads.move(kRx, cpu->threads(Algorithm::RX_0, m_limit));
-    m_threads.move(kRxWOW, cpu->threads(Algorithm::RX_WOW, m_limit));
-#   endif
-
-    generateArgon2();
+    m_shouldSave = count > 0;
 }
 
 
-void xmrig::CpuConfig::generateArgon2()
+void xmrig::CpuConfig::setAesMode(const rapidjson::Value &value)
 {
-#   ifdef XMRIG_ALGO_ARGON2
-    m_threads.move(kArgon2, Cpu::info()->threads(Algorithm::AR2_CHUKWA, m_limit));
-#   endif
-}
-
-
-void xmrig::CpuConfig::setAesMode(const rapidjson::Value &aesMode)
-{
-    if (aesMode.IsBool()) {
-        m_aes = aesMode.GetBool() ? AES_HW : AES_SOFT;
+    if (value.IsBool()) {
+        m_aes = value.GetBool() ? AES_HW : AES_SOFT;
     }
     else {
         m_aes = AES_AUTO;
     }
 }
+
+
+void xmrig::CpuConfig::setMemoryPool(const rapidjson::Value &value)
+{
+    if (value.IsBool()) {
+        m_memoryPool = value.GetBool() ? -1 : 0;
+    }
+    else if (value.IsInt()) {
+        m_memoryPool = value.GetInt();
+    }
+}

src/backend/cpu/CpuConfig.h

@@ -48,8 +48,9 @@ public:
 
     bool isHwAES() const;
     rapidjson::Value toJSON(rapidjson::Document &doc) const;
+    size_t memPoolSize() const;
     std::vector<CpuLaunchData> get(const Miner *miner, const Algorithm &algorithm) const;
-    void read(const rapidjson::Value &value, uint32_t version);
+    void read(const rapidjson::Value &value);
 
     inline bool isEnabled() const                       { return m_enabled; }
     inline bool isHugePages() const                     { return m_hugePages; }
@@ -61,8 +62,8 @@ public:
 
 private:
     void generate();
-    void generateArgon2();
-    void setAesMode(const rapidjson::Value &aesMode);
+    void setAesMode(const rapidjson::Value &value);
+    void setMemoryPool(const rapidjson::Value &value);
 
     inline void setPriority(int priority)   { m_priority = (priority >= -1 && priority <= 5) ? priority : -1; }
 
@@ -71,6 +72,7 @@ private:
     bool m_enabled       = true;
     bool m_hugePages     = true;
     bool m_shouldSave    = false;
+    int m_memoryPool     = 0;
     int m_priority       = -1;
     String m_argon2Impl;
     Threads<CpuThreads> m_threads;

src/backend/cpu/CpuConfig_gen.h

@@ -0,0 +1,149 @@
+/* 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_CPUCONFIG_GEN_H
+#define XMRIG_CPUCONFIG_GEN_H
+
+
+#include "backend/common/Threads.h"
+#include "backend/cpu/Cpu.h"
+#include "backend/cpu/CpuThreads.h"
+
+
+namespace xmrig {
+
+
+static inline size_t generate(const char *key, Threads<CpuThreads> &threads, const Algorithm &algorithm, uint32_t limit)
+{
+    if (threads.isExist(algorithm) || threads.has(key)) {
+        return 0;
+    }
+
+    return threads.move(key, Cpu::info()->threads(algorithm, limit));
+}
+
+
+template<Algorithm::Family FAMILY>
+static inline size_t generate(Threads<CpuThreads> &, uint32_t) { return 0; }
+
+
+template<>
+size_t inline generate<Algorithm::CN>(Threads<CpuThreads> &threads, uint32_t limit)
+{
+    size_t count = 0;
+
+    count += generate("cn", threads, Algorithm::CN_1, limit);
+
+    if (!threads.isExist(Algorithm::CN_0)) {
+        threads.disable(Algorithm::CN_0);
+        ++count;
+    }
+
+#   ifdef XMRIG_ALGO_CN_GPU
+    count += generate("cn/gpu", threads, Algorithm::CN_GPU, limit);
+#   endif
+
+    return count;
+}
+
+
+#ifdef XMRIG_ALGO_CN_LITE
+template<>
+size_t inline generate<Algorithm::CN_LITE>(Threads<CpuThreads> &threads, uint32_t limit)
+{
+    size_t count = 0;
+
+    count += generate("cn-lite", threads, Algorithm::CN_LITE_1, limit);
+
+    if (!threads.isExist(Algorithm::CN_LITE_0)) {
+        threads.disable(Algorithm::CN_LITE_0);
+        ++count;
+    }
+
+    return count;
+}
+#endif
+
+
+#ifdef XMRIG_ALGO_CN_HEAVY
+template<>
+size_t inline generate<Algorithm::CN_HEAVY>(Threads<CpuThreads> &threads, uint32_t limit)
+{
+    return generate("cn-heavy", threads, Algorithm::CN_HEAVY_0, limit);
+}
+#endif
+
+
+#ifdef XMRIG_ALGO_CN_PICO
+template<>
+size_t inline generate<Algorithm::CN_PICO>(Threads<CpuThreads> &threads, uint32_t limit)
+{
+    return generate("cn-pico", threads, Algorithm::CN_PICO_0, limit);
+}
+#endif
+
+
+#ifdef XMRIG_ALGO_RANDOMX
+template<>
+size_t inline generate<Algorithm::RANDOM_X>(Threads<CpuThreads> &threads, uint32_t limit)
+{
+    size_t count = 0;
+
+    auto wow = Cpu::info()->threads(Algorithm::RX_WOW, limit);
+
+    if (!threads.isExist(Algorithm::RX_ARQ)) {
+        auto arq = Cpu::info()->threads(Algorithm::RX_ARQ, limit);
+        if (arq == wow) {
+            threads.setAlias(Algorithm::RX_ARQ, "rx/wow");
+            ++count;
+        }
+        else {
+            count += threads.move("rx/arq", std::move(arq));
+        }
+    }
+
+    if (!threads.isExist(Algorithm::RX_WOW)) {
+        count += threads.move("rx/wow", std::move(wow));
+    }
+
+    count += generate("rx", threads, Algorithm::RX_0, limit);
+
+    return count;
+}
+#endif
+
+
+#ifdef XMRIG_ALGO_ARGON2
+template<>
+size_t inline generate<Algorithm::ARGON2>(Threads<CpuThreads> &threads, uint32_t limit)
+{
+    return generate("argon2", threads, Algorithm::AR2_CHUKWA, limit);
+}
+#endif
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_CPUCONFIG_GEN_H */

src/backend/cpu/CpuThreads.cpp

@@ -120,6 +120,16 @@ xmrig::CpuThreads::CpuThreads(size_t count, uint32_t intensity)
 }
 
 
+bool xmrig::CpuThreads::isEqual(const CpuThreads &other) const
+{
+    if (isEmpty() && other.isEmpty()) {
+        return true;
+    }
+
+    return count() == other.count() && std::equal(m_data.begin(), m_data.end(), other.m_data.begin());
+}
+
+
 rapidjson::Value xmrig::CpuThreads::toJSON(rapidjson::Document &doc) const
 {
     using namespace rapidjson;

src/backend/cpu/CpuThreads.h

@@ -38,7 +38,7 @@ namespace xmrig {
 class CpuThreads
 {
 public:
-    inline CpuThreads() {}
+    inline CpuThreads() = default;
     inline CpuThreads(size_t count) : m_data(count) {}
 
     CpuThreads(const rapidjson::Value &value);
@@ -51,6 +51,10 @@ public:
     inline void add(int64_t affinity, uint32_t intensity)   { add(CpuThread(affinity, intensity)); }
     inline void reserve(size_t capacity)                    { m_data.reserve(capacity); }
 
+    inline bool operator!=(const CpuThreads &other) const   { return !isEqual(other); }
+    inline bool operator==(const CpuThreads &other) const   { return isEqual(other); }
+
+    bool isEqual(const CpuThreads &other) const;
     rapidjson::Value toJSON(rapidjson::Document &doc) const;
 
 private:

src/backend/cpu/CpuWorker.cpp

@@ -62,19 +62,19 @@ xmrig::CpuWorker<N>::CpuWorker(size_t id, const CpuLaunchData &data) :
     m_miner(data.miner),
     m_ctx()
 {
-    m_memory = new VirtualMemory(m_algorithm.l3() * N, data.hugePages);
+    m_memory = new VirtualMemory(m_algorithm.l3() * N, data.hugePages, true, m_node);
 }
 
 
 template<size_t N>
 xmrig::CpuWorker<N>::~CpuWorker()
 {
-    CnCtx::release(m_ctx, N);
-    delete m_memory;
-
 #   ifdef XMRIG_ALGO_RANDOMX
     delete m_vm;
 #   endif
+
+    CnCtx::release(m_ctx, N);
+    delete m_memory;
 }
 
 

src/backend/cpu/cpu.cmake

@@ -2,6 +2,7 @@ set(HEADERS_BACKEND_CPU
     src/backend/cpu/Cpu.h
     src/backend/cpu/CpuBackend.h
     src/backend/cpu/CpuConfig.h
+    src/backend/cpu/CpuConfig_gen.h
     src/backend/cpu/CpuLaunchData.cpp
     src/backend/cpu/CpuThread.h
     src/backend/cpu/CpuThreads.h

src/backend/cpu/platform/HwlocCpuInfo.cpp

@@ -46,7 +46,6 @@
 namespace xmrig {
 
 
-std::vector<uint32_t> HwlocCpuInfo::m_nodeIndexes;
 uint32_t HwlocCpuInfo::m_features = 0;
 
 
@@ -177,7 +176,7 @@ xmrig::HwlocCpuInfo::HwlocCpuInfo()
 
     m_threads   = countByType(m_topology, HWLOC_OBJ_PU);
     m_cores     = countByType(m_topology, HWLOC_OBJ_CORE);
-    m_nodes     = std::max<size_t>(countByType(m_topology, HWLOC_OBJ_NUMANODE), 1);
+    m_nodes     = std::max(hwloc_bitmap_weight(hwloc_topology_get_complete_nodeset(m_topology)), 1);
     m_packages  = countByType(m_topology, HWLOC_OBJ_PACKAGE);
 
     if (m_nodes > 1) {
@@ -185,11 +184,11 @@ xmrig::HwlocCpuInfo::HwlocCpuInfo()
             m_features |= SET_THISTHREAD_MEMBIND;
         }
 
-        m_nodeIndexes.reserve(m_nodes);
+        m_nodeset.reserve(m_nodes);
         hwloc_obj_t node = nullptr;
 
         while ((node = hwloc_get_next_obj_by_type(m_topology, HWLOC_OBJ_NUMANODE, node)) != nullptr) {
-            m_nodeIndexes.emplace_back(node->os_index);
+            m_nodeset.emplace_back(node->os_index);
         }
     }
 }
@@ -201,6 +200,20 @@ xmrig::HwlocCpuInfo::~HwlocCpuInfo()
 }
 
 
+bool xmrig::HwlocCpuInfo::membind(hwloc_const_bitmap_t nodeset)
+{
+    if (!hwloc_topology_get_support(m_topology)->membind->set_thisthread_membind) {
+        return false;
+    }
+
+#   if HWLOC_API_VERSION >= 0x20000
+    return hwloc_set_membind(m_topology, nodeset, HWLOC_MEMBIND_BIND, HWLOC_MEMBIND_THREAD | HWLOC_MEMBIND_BYNODESET) >= 0;
+#   else
+    return hwloc_set_membind_nodeset(m_topology, nodeset, HWLOC_MEMBIND_BIND, HWLOC_MEMBIND_THREAD) >= 0;
+#   endif
+}
+
+
 xmrig::CpuThreads xmrig::HwlocCpuInfo::threads(const Algorithm &algorithm, uint32_t limit) const
 {
     if (L2() == 0 && L3() == 0) {

src/backend/cpu/platform/HwlocCpuInfo.h

@@ -30,8 +30,9 @@
 #include "base/tools/Object.h"
 
 
-using hwloc_obj_t       = struct hwloc_obj *;
-using hwloc_topology_t  = struct hwloc_topology *;
+using hwloc_const_bitmap_t  = const struct hwloc_bitmap_s *;
+using hwloc_obj_t           = struct hwloc_obj *;
+using hwloc_topology_t      = struct hwloc_topology *;
 
 
 namespace xmrig {
@@ -52,7 +53,11 @@ public:
     ~HwlocCpuInfo() override;
 
     static inline bool has(Feature feature)                     { return m_features & feature; }
-    static inline const std::vector<uint32_t> &nodeIndexes()    { return m_nodeIndexes; }
+
+    inline const std::vector<uint32_t> &nodeset() const         { return m_nodeset; }
+    inline hwloc_topology_t topology() const                    { return m_topology; }
+
+    bool membind(hwloc_const_bitmap_t nodeset);
 
 protected:
     CpuThreads threads(const Algorithm &algorithm, uint32_t limit) const override;
@@ -67,7 +72,7 @@ protected:
 private:
     void processTopLevelCache(hwloc_obj_t obj, const Algorithm &algorithm, CpuThreads &threads, size_t limit) const;
 
-    static std::vector<uint32_t> m_nodeIndexes;
+
     static uint32_t m_features;
 
     char m_backend[20]          = { 0 };
@@ -76,6 +81,7 @@ private:
     size_t m_cores              = 0;
     size_t m_nodes              = 0;
     size_t m_packages           = 0;
+    std::vector<uint32_t> m_nodeset;
 };
 
 

src/backend/opencl/OclBackend.cpp

@@ -35,6 +35,7 @@
 #include "backend/opencl/OclConfig.h"
 #include "backend/opencl/OclLaunchData.h"
 #include "backend/opencl/OclWorker.h"
+#include "backend/opencl/runners/tools/OclSharedState.h"
 #include "backend/opencl/wrappers/OclContext.h"
 #include "backend/opencl/wrappers/OclLib.h"
 #include "base/io/log/Log.h"
@@ -164,7 +165,7 @@ public:
     }
 
 
-    inline void start()
+    inline void start(const Job &job)
     {
         LOG_INFO("%s use profile " BLUE_BG(WHITE_BOLD_S " %s ") WHITE_BOLD_S " (" CYAN_BOLD("%zu") WHITE_BOLD(" threads)") " scratchpad " CYAN_BOLD("%zu KB"),
                  tag,
@@ -194,6 +195,8 @@ public:
                     i++;
         }
 
+        OclSharedState::start(threads, job);
+
         status.start(threads.size());
         workers.start(threads);
     }
@@ -329,7 +332,7 @@ void xmrig::OclBackend::setJob(const Job &job)
         return stop();
     }
 
-    if (!d_ptr->context.init(d_ptr->devices, threads, job)) {
+    if (!d_ptr->context.init(d_ptr->devices, threads)) {
         LOG_WARN("%s " RED_BOLD("disabled") YELLOW(" (OpenCL context unavailable)"), tag);
 
         return stop();
@@ -338,7 +341,7 @@ void xmrig::OclBackend::setJob(const Job &job)
     stop();
 
     d_ptr->threads = std::move(threads);
-    d_ptr->start();
+    d_ptr->start(job);
 }
 
 
@@ -371,6 +374,8 @@ void xmrig::OclBackend::stop()
     d_ptr->workers.stop();
     d_ptr->threads.clear();
 
+    OclSharedState::release();
+
     LOG_INFO("%s" YELLOW(" stopped") BLACK_BOLD(" (%" PRIu64 " ms)"), tag, Chrono::steadyMSecs() - ts);
 }
 

src/backend/opencl/OclConfig.cpp

@@ -24,21 +24,18 @@
 
 
 #include "backend/opencl/OclConfig.h"
+#include "backend/opencl/OclConfig_gen.h"
 #include "backend/opencl/wrappers/OclLib.h"
 #include "base/io/json/Json.h"
 #include "base/io/log/Log.h"
 #include "rapidjson/document.h"
 
 
-#include <algorithm>
-
-
 namespace xmrig {
 
+
 static const char *kAMD         = "AMD";
 static const char *kCache       = "cache";
-static const char *kCn          = "cn";
-static const char *kCn2         = "cn/2";
 static const char *kDevicesHint = "devices-hint";
 static const char *kEnabled     = "enabled";
 static const char *kINTEL       = "INTEL";
@@ -47,69 +44,9 @@ static const char *kNVIDIA      = "NVIDIA";
 static const char *kPlatform    = "platform";
 
 
-#ifdef XMRIG_ALGO_CN_GPU
-static const char *kCnGPU = "cn/gpu";
-#endif
-
-#ifdef XMRIG_ALGO_CN_LITE
-static const char *kCnLite = "cn-lite";
-#endif
-
-#ifdef XMRIG_ALGO_CN_HEAVY
-static const char *kCnHeavy = "cn-heavy";
-#endif
-
-#ifdef XMRIG_ALGO_CN_PICO
-static const char *kCnPico = "cn-pico";
-#endif
-
-#ifdef XMRIG_ALGO_RANDOMX
-static const char *kRx    = "rx";
-static const char *kRxWOW = "rx/wow";
-#endif
-
-#ifdef XMRIG_ALGO_ARGON2
-//static const char *kArgon2     = "argon2";
-#endif
-
-
 extern template class Threads<OclThreads>;
 
 
-static size_t generate(const char *key, Threads<OclThreads> &threads, const Algorithm &algorithm, const std::vector<OclDevice> &devices)
-{
-    if (threads.has(key) || threads.isExist(algorithm)) {
-        return 0;
-    }
-
-    OclThreads profile;
-    for (const OclDevice &device : devices) {
-        device.generate(algorithm, profile);
-    }
-
-    const size_t count = profile.count();
-    threads.move(key, std::move(profile));
-
-    return count;
-}
-
-
-static inline std::vector<OclDevice> filterDevices(const std::vector<OclDevice> &devices, const std::vector<uint32_t> &hints)
-{
-    std::vector<OclDevice> out;
-    out.reserve(std::min(devices.size(), hints.size()));
-
-    for (const auto &device  : devices) {
-        auto it = std::find(hints.begin(), hints.end(), device.index());
-        if (it != hints.end()) {
-            out.emplace_back(device);
-        }
-    }
-
-    return out;
-}
-
-
 }
 
 
@@ -193,32 +130,13 @@ std::vector<xmrig::OclLaunchData> xmrig::OclConfig::get(const Miner *miner, cons
             continue;
         }
 
-#       ifdef XMRIG_ALGO_RANDOMX
-        auto dataset = algorithm.family() == Algorithm::RANDOM_X ? std::make_shared<OclRxDataset>() : nullptr;
-#       endif
-
         if (thread.threads().size() > 1) {
-            auto interleave = std::make_shared<OclInterleave>(thread.threads().size());
-
             for (int64_t affinity : thread.threads()) {
-                OclLaunchData data(miner, algorithm, *this, platform, thread, devices[thread.index()], affinity);
-                data.interleave = interleave;
-
-#               ifdef XMRIG_ALGO_RANDOMX
-                data.dataset = dataset;
-#               endif
-
-                out.emplace_back(std::move(data));
+                out.emplace_back(miner, algorithm, *this, platform, thread, devices[thread.index()], affinity);
             }
         }
         else {
-            OclLaunchData data(miner, algorithm, *this, platform, thread, devices[thread.index()], thread.threads().front());
-
-#           ifdef XMRIG_ALGO_RANDOMX
-            data.dataset = dataset;
-#           endif
-
-            out.emplace_back(std::move(data));
+            out.emplace_back(miner, algorithm, *this, platform, thread, devices[thread.index()], thread.threads().front());
         }
     }
 
@@ -270,39 +188,11 @@ void xmrig::OclConfig::generate()
 
     size_t count = 0;
 
-    count += xmrig::generate(kCn, m_threads, Algorithm::CN_0, devices);
-    count += xmrig::generate(kCn2, m_threads, Algorithm::CN_2, devices);
-
-    if (!m_threads.isExist(Algorithm::CN_0)) {
-        m_threads.disable(Algorithm::CN_0);
-        count++;
-    }
-
-#   ifdef XMRIG_ALGO_CN_GPU
-    count += xmrig::generate(kCnGPU, m_threads, Algorithm::CN_GPU, devices);
-#   endif
-
-#   ifdef XMRIG_ALGO_CN_LITE
-    count += xmrig::generate(kCnLite, m_threads, Algorithm::CN_LITE_1, devices);
-
-    if (!m_threads.isExist(Algorithm::CN_LITE_0)) {
-        m_threads.disable(Algorithm::CN_LITE_0);
-        count++;
-    }
-#   endif
-
-#   ifdef XMRIG_ALGO_CN_HEAVY
-    count += xmrig::generate(kCnHeavy, m_threads, Algorithm::CN_HEAVY_0, devices);
-#   endif
-
-#   ifdef XMRIG_ALGO_CN_PICO
-    count += xmrig::generate(kCnPico, m_threads, Algorithm::CN_PICO_0, devices);
-#   endif
-
-#   ifdef XMRIG_ALGO_RANDOMX
-    count += xmrig::generate(kRx, m_threads, Algorithm::RX_0, devices);
-    count += xmrig::generate(kRxWOW, m_threads, Algorithm::RX_WOW, devices);
-#   endif
+    count += xmrig::generate<Algorithm::CN>(m_threads, devices);
+    count += xmrig::generate<Algorithm::CN_LITE>(m_threads, devices);
+    count += xmrig::generate<Algorithm::CN_HEAVY>(m_threads, devices);
+    count += xmrig::generate<Algorithm::CN_PICO>(m_threads, devices);
+    count += xmrig::generate<Algorithm::RANDOM_X>(m_threads, devices);
 
     m_shouldSave = count > 0;
 }

src/backend/opencl/OclConfig_gen.h

@@ -0,0 +1,152 @@
+/* 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_OCLCONFIG_GEN_H
+#define XMRIG_OCLCONFIG_GEN_H
+
+
+#include "backend/common/Threads.h"
+#include "backend/opencl/OclThreads.h"
+
+
+#include <algorithm>
+
+
+namespace xmrig {
+
+
+static inline size_t generate(const char *key, Threads<OclThreads> &threads, const Algorithm &algorithm, const std::vector<OclDevice> &devices)
+{
+    if (threads.isExist(algorithm) || threads.has(key)) {
+        return 0;
+    }
+
+    return threads.move(key, OclThreads(devices, algorithm));
+}
+
+
+template<Algorithm::Family FAMILY>
+static inline size_t generate(Threads<OclThreads> &, const std::vector<OclDevice> &) { return 0; }
+
+
+template<>
+size_t inline generate<Algorithm::CN>(Threads<OclThreads> &threads, const std::vector<OclDevice> &devices)
+{
+    size_t count = 0;
+
+    count += generate("cn", threads, Algorithm::CN_1, devices);
+    count += generate("cn/2", threads, Algorithm::CN_2, devices);
+
+    if (!threads.isExist(Algorithm::CN_0)) {
+        threads.disable(Algorithm::CN_0);
+        count++;
+    }
+
+#   ifdef XMRIG_ALGO_CN_GPU
+    count += generate("cn/gpu", threads, Algorithm::CN_GPU, devices);
+#   endif
+
+    return count;
+}
+
+
+#ifdef XMRIG_ALGO_CN_LITE
+template<>
+size_t inline generate<Algorithm::CN_LITE>(Threads<OclThreads> &threads, const std::vector<OclDevice> &devices)
+{
+    size_t count = generate("cn-lite", threads, Algorithm::CN_LITE_1, devices);
+
+    if (!threads.isExist(Algorithm::CN_LITE_0)) {
+        threads.disable(Algorithm::CN_LITE_0);
+        ++count;
+    }
+
+    return count;
+}
+#endif
+
+
+#ifdef XMRIG_ALGO_CN_HEAVY
+template<>
+size_t inline generate<Algorithm::CN_HEAVY>(Threads<OclThreads> &threads, const std::vector<OclDevice> &devices)
+{
+    return generate("cn-heavy", threads, Algorithm::CN_HEAVY_0, devices);
+}
+#endif
+
+
+#ifdef XMRIG_ALGO_CN_PICO
+template<>
+size_t inline generate<Algorithm::CN_PICO>(Threads<OclThreads> &threads, const std::vector<OclDevice> &devices)
+{
+    return generate("cn-pico", threads, Algorithm::CN_PICO_0, devices);
+}
+#endif
+
+
+#ifdef XMRIG_ALGO_RANDOMX
+template<>
+size_t inline generate<Algorithm::RANDOM_X>(Threads<OclThreads> &threads, const std::vector<OclDevice> &devices)
+{
+    size_t count = 0;
+
+    auto rx  = OclThreads(devices, Algorithm::RX_0);
+    auto wow = OclThreads(devices, Algorithm::RX_WOW);
+    auto arq = OclThreads(devices, Algorithm::RX_ARQ);
+
+    if (!threads.isExist(Algorithm::RX_WOW) && wow != rx) {
+        count += threads.move("rx/wow", std::move(wow));
+    }
+
+    if (!threads.isExist(Algorithm::RX_ARQ) && arq != rx) {
+        count += threads.move("rx/arq", std::move(arq));
+    }
+
+    count += threads.move("rx", std::move(rx));
+
+    return count;
+}
+#endif
+
+
+static inline std::vector<OclDevice> filterDevices(const std::vector<OclDevice> &devices, const std::vector<uint32_t> &hints)
+{
+    std::vector<OclDevice> out;
+    out.reserve(std::min(devices.size(), hints.size()));
+
+    for (const auto &device  : devices) {
+        auto it = std::find(hints.begin(), hints.end(), device.index());
+        if (it != hints.end()) {
+            out.emplace_back(device);
+        }
+    }
+
+    return out;
+}
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_OCLCONFIG_GEN_H */

src/backend/opencl/OclLaunchData.h

@@ -27,19 +27,14 @@
 #define XMRIG_OCLLAUNCHDATA_H
 
 
-#include "backend/opencl/OclInterleave.h"
 #include "backend/opencl/OclThread.h"
+#include "backend/opencl/runners/tools/OclSharedData.h"
 #include "backend/opencl/wrappers/OclDevice.h"
 #include "backend/opencl/wrappers/OclPlatform.h"
 #include "crypto/common/Algorithm.h"
 #include "crypto/common/Nonce.h"
 
 
-#ifdef XMRIG_ALGO_RANDOMX
-#   include "backend/opencl/runners/tools/OclRxDataset.h"
-#endif
-
-
 using cl_context = struct _cl_context *;
 
 
@@ -72,11 +67,6 @@ public:
     const OclDevice device;
     const OclPlatform platform;
     const OclThread thread;
-    OclInterleavePtr interleave;
-
-#   ifdef XMRIG_ALGO_RANDOMX
-    OclRxDatasetPtr dataset;
-#   endif
 };
 
 

src/backend/opencl/OclThreads.cpp

@@ -44,6 +44,24 @@ xmrig::OclThreads::OclThreads(const rapidjson::Value &value)
 }
 
 
+xmrig::OclThreads::OclThreads(const std::vector<OclDevice> &devices, const Algorithm &algorithm)
+{
+    for (const OclDevice &device : devices) {
+        device.generate(algorithm, *this);
+    }
+}
+
+
+bool xmrig::OclThreads::isEqual(const OclThreads &other) const
+{
+    if (isEmpty() && other.isEmpty()) {
+        return true;
+    }
+
+    return count() == other.count() && std::equal(m_data.begin(), m_data.end(), other.m_data.begin());
+}
+
+
 rapidjson::Value xmrig::OclThreads::toJSON(rapidjson::Document &doc) const
 {
     using namespace rapidjson;

src/backend/opencl/OclThreads.h

@@ -30,6 +30,7 @@
 
 
 #include "backend/opencl/OclThread.h"
+#include "backend/opencl/wrappers/OclDevice.h"
 
 
 namespace xmrig {
@@ -40,6 +41,7 @@ class OclThreads
 public:
     OclThreads() = default;
     OclThreads(const rapidjson::Value &value);
+    OclThreads(const std::vector<OclDevice> &devices, const Algorithm &algorithm);
 
     inline bool isEmpty() const                             { return m_data.empty(); }
     inline const std::vector<OclThread> &data() const       { return m_data; }
@@ -47,6 +49,10 @@ public:
     inline void add(OclThread &&thread)                     { m_data.push_back(thread); }
     inline void reserve(size_t capacity)                    { m_data.reserve(capacity); }
 
+    inline bool operator!=(const OclThreads &other) const   { return !isEqual(other); }
+    inline bool operator==(const OclThreads &other) const   { return isEqual(other); }
+
+    bool isEqual(const OclThreads &other) const;
     rapidjson::Value toJSON(rapidjson::Document &doc) const;
 
 private:

src/backend/opencl/OclWorker.cpp

@@ -28,6 +28,8 @@
 
 #include "backend/common/Tags.h"
 #include "backend/opencl/runners/OclCnRunner.h"
+#include "backend/opencl/runners/tools/OclSharedData.h"
+#include "backend/opencl/runners/tools/OclSharedState.h"
 #include "base/io/log/Log.h"
 #include "base/tools/Chrono.h"
 #include "core/Miner.h"
@@ -75,7 +77,7 @@ xmrig::OclWorker::OclWorker(size_t id, const OclLaunchData &data) :
     m_algorithm(data.algorithm),
     m_miner(data.miner),
     m_intensity(data.thread.intensity()),
-    m_interleave(data.interleave)
+    m_sharedData(OclSharedState::get(data.device.index()))
 {
     switch (m_algorithm.family()) {
     case Algorithm::RANDOM_X:
@@ -149,9 +151,7 @@ void xmrig::OclWorker::start()
 
     while (Nonce::sequence(Nonce::OPENCL) > 0) {
         if (!isReady()) {
-            if (m_interleave) {
-                m_interleave->setResumeCounter(0);
-            }
+            m_sharedData.setResumeCounter(0);
 
             do {
                 std::this_thread::sleep_for(std::chrono::milliseconds(200));
@@ -162,9 +162,7 @@ void xmrig::OclWorker::start()
                 break;
             }
 
-            if (m_interleave) {
-                m_interleave->resumeDelay(m_id);
-            }
+            m_sharedData.resumeDelay(m_id);
 
             if (!consumeJob()) {
                 return;
@@ -172,9 +170,7 @@ void xmrig::OclWorker::start()
         }
 
         while (!Nonce::isOutdated(Nonce::OPENCL, m_job.sequence())) {
-            if (m_interleave) {
-                m_interleave->adjustDelay(m_id);
-            }
+            m_sharedData.adjustDelay(m_id);
 
             const uint64_t t = Chrono::steadyMSecs();
 
@@ -233,9 +229,7 @@ void xmrig::OclWorker::storeStats(uint64_t t)
 
     m_count += m_intensity;
 
-    if (m_interleave) {
-        m_interleave->setRunTime(Chrono::steadyMSecs() - t);
-    }
+    m_sharedData.setRunTime(Chrono::steadyMSecs() - t);
 
     Worker::storeStats();
 }

src/backend/opencl/OclWorker.h

@@ -67,7 +67,7 @@ private:
     const Miner *m_miner;
     const uint32_t m_intensity;
     IOclRunner *m_runner = nullptr;
-    OclInterleavePtr m_interleave;
+    OclSharedData &m_sharedData;
     WorkerJob<1> m_job;
 };
 

src/backend/opencl/cl/cn/algorithm.cl

@@ -19,8 +19,9 @@
 #define ALGO_RX_0           18
 #define ALGO_RX_WOW         19
 #define ALGO_RX_LOKI        20
-#define ALGO_AR2_CHUKWA     21
-#define ALGO_AR2_WRKZ       22
+#define ALGO_RX_ARQMA       21
+#define ALGO_AR2_CHUKWA     22
+#define ALGO_AR2_WRKZ       23
 
 #define FAMILY_UNKNOWN      0
 #define FAMILY_CN           1

src/backend/opencl/cl/cn/cryptonight_r_cl.h

@@ -2,358 +2,379 @@
 
 namespace xmrig {
 
-static char cryptonight_r_defines_cl[7709] = {
-    0x23,0x69,0x66,0x64,0x65,0x66,0x20,0x5f,0x5f,0x4e,0x56,0x5f,0x43,0x4c,0x5f,0x43,0x5f,0x56,0x45,0x52,0x53,0x49,0x4f,0x4e,0x0a,0x23,0x64,0x65,0x66,0x69,0x6e,0x65,
+static char cryptonight_r_defines_cl[8353] = {
+    0x23,0x69,0x66,0x64,0x65,0x66,0x20,0x5f,0x5f,0x4e,0x56,0x5f,0x43,0x4c,0x5f,0x43,0x5f,0x56,0x45,0x52,0x53,0x49,0x4f,0x4e,0x0d,0x23,0x64,0x65,0x66,0x69,0x6e,0x65,
     0x20,0x53,0x43,0x52,0x41,0x54,0x43,0x48,0x50,0x41,0x44,0x5f,0x43,0x48,0x55,0x4e,0x4b,0x28,0x4e,0x29,0x20,0x28,0x2a,0x28,0x5f,0x5f,0x6c,0x6f,0x63,0x61,0x6c,0x20,
     0x75,0x69,0x6e,0x74,0x34,0x2a,0x29,0x28,0x28,0x5f,0x5f,0x6c,0x6f,0x63,0x61,0x6c,0x20,0x75,0x63,0x68,0x61,0x72,0x2a,0x29,0x28,0x73,0x63,0x72,0x61,0x74,0x63,0x68,
-    0x70,0x61,0x64,0x5f,0x6c,0x69,0x6e,0x65,0x29,0x20,0x2b,0x20,0x28,0x69,0x64,0x78,0x31,0x20,0x5e,0x20,0x28,0x4e,0x20,0x3c,0x3c,0x20,0x34,0x29,0x29,0x29,0x29,0x0a,
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 };
 
-static char cryptonight_r_cl[3424] = {
+static char cryptonight_r_cl[3415] = {
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-    0x29,0x3d,0x61,0x73,0x5f,0x75,0x69,0x6e,0x74,0x34,0x28,0x63,0x68,0x75,0x6e,0x6b,0x32,0x2b,0x28,0x28,0x75,0x6c,0x6f,0x6e,0x67,0x32,0x20,0x2a,0x29,0x61,0x29,0x5b,
-    0x30,0x5d,0x29,0x3b,0x0a,0x7d,0x0a,0x61,0x5b,0x31,0x5d,0x3d,0x61,0x73,0x5f,0x75,0x6c,0x6f,0x6e,0x67,0x28,0x61,0x68,0x29,0x2b,0x74,0x2e,0x73,0x31,0x3b,0x0a,0x61,
-    0x5b,0x30,0x5d,0x3d,0x61,0x73,0x5f,0x75,0x6c,0x6f,0x6e,0x67,0x28,0x61,0x6c,0x29,0x2b,0x74,0x2e,0x73,0x30,0x3b,0x0a,0x53,0x43,0x52,0x41,0x54,0x43,0x48,0x50,0x41,
-    0x44,0x5f,0x43,0x48,0x55,0x4e,0x4b,0x28,0x30,0x29,0x3d,0x28,0x28,0x75,0x69,0x6e,0x74,0x34,0x20,0x2a,0x29,0x61,0x29,0x5b,0x30,0x5d,0x3b,0x0a,0x23,0x69,0x66,0x64,
-    0x65,0x66,0x20,0x5f,0x5f,0x4e,0x56,0x5f,0x43,0x4c,0x5f,0x43,0x5f,0x56,0x45,0x52,0x53,0x49,0x4f,0x4e,0x0a,0x2a,0x28,0x5f,0x5f,0x67,0x6c,0x6f,0x62,0x61,0x6c,0x20,
-    0x75,0x69,0x6e,0x74,0x31,0x36,0x2a,0x29,0x28,0x28,0x5f,0x5f,0x67,0x6c,0x6f,0x62,0x61,0x6c,0x20,0x75,0x63,0x68,0x61,0x72,0x2a,0x29,0x28,0x53,0x63,0x72,0x61,0x74,
-    0x63,0x68,0x70,0x61,0x64,0x29,0x2b,0x69,0x64,0x78,0x29,0x3d,0x2a,0x73,0x63,0x72,0x61,0x74,0x63,0x68,0x70,0x61,0x64,0x5f,0x6c,0x69,0x6e,0x65,0x3b,0x0a,0x23,0x65,
-    0x6e,0x64,0x69,0x66,0x0a,0x28,0x28,0x75,0x69,0x6e,0x74,0x34,0x20,0x2a,0x29,0x61,0x29,0x5b,0x30,0x5d,0x20,0x5e,0x3d,0x20,0x74,0x6d,0x70,0x3b,0x0a,0x62,0x78,0x31,
-    0x3d,0x62,0x78,0x30,0x3b,0x0a,0x62,0x78,0x30,0x3d,0x61,0x73,0x5f,0x75,0x6c,0x6f,0x6e,0x67,0x32,0x28,0x63,0x29,0x3b,0x0a,0x7d,0x0a,0x7d,0x0a,0x6d,0x65,0x6d,0x5f,
-    0x66,0x65,0x6e,0x63,0x65,0x28,0x43,0x4c,0x4b,0x5f,0x47,0x4c,0x4f,0x42,0x41,0x4c,0x5f,0x4d,0x45,0x4d,0x5f,0x46,0x45,0x4e,0x43,0x45,0x29,0x3b,0x0a,0x7d,0x0a,0x00
+    0x78,0x29,0x3d,0x2a,0x73,0x63,0x72,0x61,0x74,0x63,0x68,0x70,0x61,0x64,0x5f,0x6c,0x69,0x6e,0x65,0x3b,0x0d,0x23,0x65,0x6e,0x64,0x69,0x66,0x0d,0x28,0x28,0x75,0x69,
+    0x6e,0x74,0x34,0x20,0x2a,0x29,0x61,0x29,0x5b,0x30,0x5d,0x20,0x5e,0x3d,0x20,0x74,0x6d,0x70,0x3b,0x0d,0x62,0x78,0x31,0x3d,0x62,0x78,0x30,0x3b,0x0d,0x62,0x78,0x30,
+    0x3d,0x61,0x73,0x5f,0x75,0x6c,0x6f,0x6e,0x67,0x32,0x28,0x63,0x29,0x3b,0x0d,0x7d,0x0d,0x7d,0x0d,0x6d,0x65,0x6d,0x5f,0x66,0x65,0x6e,0x63,0x65,0x28,0x43,0x4c,0x4b,
+    0x5f,0x47,0x4c,0x4f,0x42,0x41,0x4c,0x5f,0x4d,0x45,0x4d,0x5f,0x46,0x45,0x4e,0x43,0x45,0x29,0x3b,0x0d,0x7d,0x0d,0x00
 };
 
 } // namespace xmrig

src/backend/opencl/cl/rx/randomx.cl

@@ -6,6 +6,8 @@
 #include "randomx_constants_wow.h"
 #elif (ALGO == ALGO_RX_LOKI)
 #include "randomx_constants_loki.h"
+#elif (ALGO == ALGO_RX_ARQMA)
+#include "randomx_constants_arqma.h"
 #endif
 
 #include "aes.cl"

src/backend/opencl/cl/rx/randomx_constants_arqma.h

@@ -0,0 +1,96 @@
+/*
+Copyright (c) 2019 SChernykh
+
+This file is part of RandomX OpenCL.
+
+RandomX OpenCL 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.
+
+RandomX OpenCL 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 RandomX OpenCL. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+//Dataset base size in bytes. Must be a power of 2.
+#define RANDOMX_DATASET_BASE_SIZE  2147483648
+
+//Dataset extra size. Must be divisible by 64.
+#define RANDOMX_DATASET_EXTRA_SIZE 33554368
+
+//Scratchpad L3 size in bytes. Must be a power of 2.
+#define RANDOMX_SCRATCHPAD_L3      262144
+
+//Scratchpad L2 size in bytes. Must be a power of two and less than or equal to RANDOMX_SCRATCHPAD_L3.
+#define RANDOMX_SCRATCHPAD_L2      131072
+
+//Scratchpad L1 size in bytes. Must be a power of two (minimum 64) and less than or equal to RANDOMX_SCRATCHPAD_L2.
+#define RANDOMX_SCRATCHPAD_L1      16384
+
+//Jump condition mask size in bits.
+#define RANDOMX_JUMP_BITS          8
+
+//Jump condition mask offset in bits. The sum of RANDOMX_JUMP_BITS and RANDOMX_JUMP_OFFSET must not exceed 16.
+#define RANDOMX_JUMP_OFFSET        8
+
+//Integer instructions
+#define RANDOMX_FREQ_IADD_RS       16
+#define RANDOMX_FREQ_IADD_M         7
+#define RANDOMX_FREQ_ISUB_R        16
+#define RANDOMX_FREQ_ISUB_M         7
+#define RANDOMX_FREQ_IMUL_R        16
+#define RANDOMX_FREQ_IMUL_M         4
+#define RANDOMX_FREQ_IMULH_R        4
+#define RANDOMX_FREQ_IMULH_M        1
+#define RANDOMX_FREQ_ISMULH_R       4
+#define RANDOMX_FREQ_ISMULH_M       1
+#define RANDOMX_FREQ_IMUL_RCP       8
+#define RANDOMX_FREQ_INEG_R         2
+#define RANDOMX_FREQ_IXOR_R        15
+#define RANDOMX_FREQ_IXOR_M         5
+#define RANDOMX_FREQ_IROR_R         8
+#define RANDOMX_FREQ_IROL_R         2
+#define RANDOMX_FREQ_ISWAP_R        4
+
+//Floating point instructions
+#define RANDOMX_FREQ_FSWAP_R        4
+#define RANDOMX_FREQ_FADD_R        16
+#define RANDOMX_FREQ_FADD_M         5
+#define RANDOMX_FREQ_FSUB_R        16
+#define RANDOMX_FREQ_FSUB_M         5
+#define RANDOMX_FREQ_FSCAL_R        6
+#define RANDOMX_FREQ_FMUL_R        32
+#define RANDOMX_FREQ_FDIV_M         4
+#define RANDOMX_FREQ_FSQRT_R        6
+
+//Control instructions
+#define RANDOMX_FREQ_CBRANCH       25
+#define RANDOMX_FREQ_CFROUND        1
+
+//Store instruction
+#define RANDOMX_FREQ_ISTORE        16
+
+//No-op instruction
+#define RANDOMX_FREQ_NOP            0
+
+#define RANDOMX_DATASET_ITEM_SIZE 64
+
+#define RANDOMX_PROGRAM_SIZE 256
+
+#define HASH_SIZE 64
+#define ENTROPY_SIZE (128 + RANDOMX_PROGRAM_SIZE * 8)
+#define REGISTERS_SIZE 256
+#define IMM_BUF_SIZE (RANDOMX_PROGRAM_SIZE * 4 - REGISTERS_SIZE)
+#define IMM_INDEX_COUNT ((IMM_BUF_SIZE / 4) - 2)
+#define VM_STATE_SIZE (REGISTERS_SIZE + IMM_BUF_SIZE + RANDOMX_PROGRAM_SIZE * 4)
+#define ROUNDING_MODE (RANDOMX_FREQ_CFROUND ? -1 : 0)
+
+// Scratchpad L1/L2/L3 bits
+#define LOC_L1 (32 - 14)
+#define LOC_L2 (32 - 17)
+#define LOC_L3 (32 - 18)

src/backend/opencl/opencl.cmake

@@ -13,8 +13,8 @@ if (WITH_OPENCL)
         src/backend/opencl/OclBackend.h
         src/backend/opencl/OclCache.h
         src/backend/opencl/OclConfig.h
+        src/backend/opencl/OclConfig_gen.h
         src/backend/opencl/OclGenerator.h
-        src/backend/opencl/OclInterleave.h
         src/backend/opencl/OclLaunchData.h
         src/backend/opencl/OclThread.h
         src/backend/opencl/OclThreads.h
@@ -22,6 +22,8 @@ if (WITH_OPENCL)
         src/backend/opencl/runners/OclBaseRunner.h
         src/backend/opencl/runners/OclCnRunner.h
         src/backend/opencl/runners/tools/OclCnR.h
+        src/backend/opencl/runners/tools/OclSharedData.h
+        src/backend/opencl/runners/tools/OclSharedState.h
         src/backend/opencl/wrappers/OclContext.h
         src/backend/opencl/wrappers/OclDevice.h
         src/backend/opencl/wrappers/OclError.h
@@ -42,7 +44,6 @@ if (WITH_OPENCL)
         src/backend/opencl/OclBackend.cpp
         src/backend/opencl/OclCache.cpp
         src/backend/opencl/OclConfig.cpp
-        src/backend/opencl/OclInterleave.cpp
         src/backend/opencl/OclLaunchData.cpp
         src/backend/opencl/OclThread.cpp
         src/backend/opencl/OclThreads.cpp
@@ -50,6 +51,8 @@ if (WITH_OPENCL)
         src/backend/opencl/runners/OclBaseRunner.cpp
         src/backend/opencl/runners/OclCnRunner.cpp
         src/backend/opencl/runners/tools/OclCnR.cpp
+        src/backend/opencl/runners/tools/OclSharedData.cpp
+        src/backend/opencl/runners/tools/OclSharedState.cpp
         src/backend/opencl/wrappers/OclContext.cpp
         src/backend/opencl/wrappers/OclDevice.cpp
         src/backend/opencl/wrappers/OclError.cpp
@@ -78,7 +81,6 @@ if (WITH_OPENCL)
            src/backend/opencl/runners/OclRxBaseRunner.h
            src/backend/opencl/runners/OclRxJitRunner.h
            src/backend/opencl/runners/OclRxVmRunner.h
-           src/backend/opencl/runners/tools/OclRxDataset.h
            )
 
        list(APPEND SOURCES_BACKEND_OPENCL
@@ -95,7 +97,6 @@ if (WITH_OPENCL)
            src/backend/opencl/runners/OclRxBaseRunner.cpp
            src/backend/opencl/runners/OclRxJitRunner.cpp
            src/backend/opencl/runners/OclRxVmRunner.cpp
-           src/backend/opencl/runners/tools/OclRxDataset.cpp
            )
    endif()
 

src/backend/opencl/runners/OclBaseRunner.cpp

@@ -23,10 +23,11 @@
  */
 
 
+#include "backend/opencl/runners/OclBaseRunner.h"
 #include "backend/opencl/cl/OclSource.h"
 #include "backend/opencl/OclCache.h"
 #include "backend/opencl/OclLaunchData.h"
-#include "backend/opencl/runners/OclBaseRunner.h"
+#include "backend/opencl/runners/tools/OclSharedState.h"
 #include "backend/opencl/wrappers/OclError.h"
 #include "backend/opencl/wrappers/OclLib.h"
 #include "base/io/log/Log.h"
@@ -34,6 +35,9 @@
 #include "crypto/common/VirtualMemory.h"
 
 
+constexpr size_t oneGiB = 1024 * 1024 * 1024;
+
+
 xmrig::OclBaseRunner::OclBaseRunner(size_t id, const OclLaunchData &data) :
     m_algorithm(data.algorithm),
     m_ctx(data.ctx),
@@ -93,16 +97,17 @@ void xmrig::OclBaseRunner::build()
 
 void xmrig::OclBaseRunner::init()
 {
-    m_queue  = OclLib::createCommandQueue(m_ctx, data().device.id());
+    m_queue = OclLib::createCommandQueue(m_ctx, data().device.id());
 
-    constexpr size_t oneGiB = 1024 * 1024 * 1024;
-    size_t size             = bufferSize();
+    size_t size = align(bufferSize());
 
     if (size < oneGiB && data().device.vendorId() == OCL_VENDOR_AMD && data().device.freeMemSize() >= oneGiB) {
-        size = oneGiB;
+        m_buffer = OclSharedState::get(data().device.index()).createBuffer(m_ctx, size, m_offset);
+    }
+    else {
+        m_buffer = OclLib::createBuffer(m_ctx, CL_MEM_READ_WRITE, size);
     }
 
-    m_buffer = OclLib::createBuffer(m_ctx, CL_MEM_READ_WRITE, size);
     m_input  = createSubBuffer(CL_MEM_READ_ONLY | CL_MEM_HOST_WRITE_ONLY, Job::kMaxBlobSize);
     m_output = createSubBuffer(CL_MEM_READ_WRITE, sizeof(cl_uint) * 0x100);
 }

src/backend/opencl/runners/OclRxBaseRunner.cpp

@@ -30,6 +30,7 @@
 #include "backend/opencl/kernels/rx/FindSharesKernel.h"
 #include "backend/opencl/kernels/rx/HashAesKernel.h"
 #include "backend/opencl/OclLaunchData.h"
+#include "backend/opencl/runners/tools/OclSharedState.h"
 #include "backend/opencl/wrappers/OclLib.h"
 #include "base/net/stratum/Job.h"
 #include "crypto/rx/Rx.h"
@@ -75,6 +76,7 @@ xmrig::OclRxBaseRunner::~OclRxBaseRunner()
     OclLib::release(m_hashes);
     OclLib::release(m_rounding);
     OclLib::release(m_scratchpads);
+    OclLib::release(m_dataset);
 }
 
 
@@ -120,7 +122,7 @@ void xmrig::OclRxBaseRunner::set(const Job &job, uint8_t *blob)
         m_seed = job.seed();
 
         auto dataset = Rx::dataset(job, 0);
-        enqueueWriteBuffer(data().dataset->get(), CL_TRUE, 0, dataset->size(), dataset->raw());
+        enqueueWriteBuffer(m_dataset, CL_TRUE, 0, RxDataset::maxSize(), dataset->raw());
     }
 
     if (job.size() < Job::kMaxBlobSize) {
@@ -177,4 +179,5 @@ void xmrig::OclRxBaseRunner::init()
     m_hashes      = createSubBuffer(CL_MEM_READ_WRITE | CL_MEM_HOST_NO_ACCESS, 64 * m_intensity);
     m_entropy     = createSubBuffer(CL_MEM_READ_WRITE | CL_MEM_HOST_NO_ACCESS, (128 + 2560) * m_intensity);
     m_rounding    = createSubBuffer(CL_MEM_READ_WRITE | CL_MEM_HOST_NO_ACCESS, sizeof(uint32_t) * m_intensity);
+    m_dataset     = OclSharedState::get(data().device.index()).dataset();
 }

src/backend/opencl/runners/OclRxBaseRunner.h

@@ -62,6 +62,7 @@ protected:
     Blake2bHashRegistersKernel *m_blake2b_hash_registers_64 = nullptr;
     Blake2bInitialHashKernel *m_blake2b_initial_hash        = nullptr;
     Buffer m_seed;
+    cl_mem m_dataset                                        = nullptr;
     cl_mem m_entropy                                        = nullptr;
     cl_mem m_hashes                                         = nullptr;
     cl_mem m_rounding                                       = nullptr;

src/backend/opencl/runners/OclRxJitRunner.cpp

@@ -74,7 +74,7 @@ void xmrig::OclRxJitRunner::build()
     }
 
     m_randomx_run = new RxRunKernel(m_asmProgram);
-    m_randomx_run->setArgs(data().dataset->get(), m_scratchpads, m_registers, m_rounding, m_programs, m_intensity, m_algorithm);
+    m_randomx_run->setArgs(m_dataset, m_scratchpads, m_registers, m_rounding, m_programs, m_intensity, m_algorithm);
 }
 
 

src/backend/opencl/runners/OclRxVmRunner.cpp

@@ -70,7 +70,7 @@ void xmrig::OclRxVmRunner::build()
     m_init_vm->setArgs(m_entropy, m_vm_states, m_rounding);
 
     m_execute_vm = new ExecuteVmKernel(m_program);
-    m_execute_vm->setArgs(m_vm_states, m_rounding, m_scratchpads, data().dataset->get(), m_intensity);
+    m_execute_vm->setArgs(m_vm_states, m_rounding, m_scratchpads, m_dataset, m_intensity);
 }
 
 

src/backend/opencl/runners/tools/OclSharedData.cpp

@@ -23,17 +23,44 @@
  */
 
 
-#include "backend/opencl/OclInterleave.h"
+#include "backend/opencl/runners/tools/OclSharedData.h"
+#include "backend/opencl/wrappers/OclLib.h"
 #include "base/io/log/Log.h"
 #include "base/tools/Chrono.h"
+#include "crypto/rx/Rx.h"
+#include "crypto/rx/RxDataset.h"
 
 
+#include <algorithm>
 #include <cinttypes>
+#include <stdexcept>
 #include <thread>
 
 
-uint64_t xmrig::OclInterleave::adjustDelay(size_t id)
+constexpr size_t oneGiB = 1024 * 1024 * 1024;
+
+
+cl_mem xmrig::OclSharedData::createBuffer(cl_context context, size_t size, size_t &offset)
 {
+    std::lock_guard<std::mutex> lock(m_mutex);
+
+    offset += size * m_offset++;
+    size   = std::max(size * m_threads, oneGiB);
+
+    if (!m_buffer) {
+        m_buffer = OclLib::createBuffer(context, CL_MEM_READ_WRITE, size);
+    }
+
+    return OclLib::retain(m_buffer);
+}
+
+
+uint64_t xmrig::OclSharedData::adjustDelay(size_t id)
+{
+    if (m_threads < 2) {
+        return 0;
+    }
+
     const uint64_t t0 = Chrono::steadyMSecs();
     uint64_t delay    = 0;
 
@@ -69,8 +96,12 @@ uint64_t xmrig::OclInterleave::adjustDelay(size_t id)
 }
 
 
-uint64_t xmrig::OclInterleave::resumeDelay(size_t id)
+uint64_t xmrig::OclSharedData::resumeDelay(size_t id)
 {
+    if (m_threads < 2) {
+        return 0;
+    }
+
     uint64_t delay = 0;
 
     {
@@ -99,14 +130,28 @@ uint64_t xmrig::OclInterleave::resumeDelay(size_t id)
 }
 
 
-void xmrig::OclInterleave::setResumeCounter(uint32_t value)
+void xmrig::OclSharedData::release()
 {
+    OclLib::release(m_buffer);
+
+#   ifdef XMRIG_ALGO_RANDOMX
+    OclLib::release(m_dataset);
+#   endif
+}
+
+
+void xmrig::OclSharedData::setResumeCounter(uint32_t value)
+{
+    if (m_threads < 2) {
+        return;
+    }
+
     std::lock_guard<std::mutex> lock(m_mutex);
     m_resumeCounter = value;
 }
 
 
-void xmrig::OclInterleave::setRunTime(uint64_t time)
+void xmrig::OclSharedData::setRunTime(uint64_t time)
 {
     // averagingBias = 1.0 - only the last delta time is taken into account
     // averagingBias = 0.5 - the last delta time has the same weight as all the previous ones combined
@@ -116,3 +161,34 @@ void xmrig::OclInterleave::setRunTime(uint64_t time)
     std::lock_guard<std::mutex> lock(m_mutex);
     m_averageRunTime = m_averageRunTime * (1.0 - averagingBias) + time * averagingBias;
 }
+
+
+#ifdef XMRIG_ALGO_RANDOMX
+cl_mem xmrig::OclSharedData::dataset() const
+{
+    if (!m_dataset) {
+        throw std::runtime_error("RandomX dataset is not available");
+    }
+
+    return OclLib::retain(m_dataset);
+}
+
+
+void xmrig::OclSharedData::createDataset(cl_context ctx, const Job &job, bool host)
+{
+    if (m_dataset) {
+        return;
+    }
+
+    cl_int ret;
+
+    if (host) {
+        auto dataset = Rx::dataset(job, 0);
+
+        m_dataset = OclLib::createBuffer(ctx, CL_MEM_READ_ONLY | CL_MEM_USE_HOST_PTR, RxDataset::maxSize(), dataset->raw(), &ret);
+    }
+    else {
+        m_dataset = OclLib::createBuffer(ctx, CL_MEM_READ_ONLY, RxDataset::maxSize(), nullptr, &ret);
+    }
+}
+#endif

src/backend/opencl/runners/tools/OclSharedData.h

@@ -22,42 +22,62 @@
  *   along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef XMRIG_OCLINTERLEAVE_H
-#define XMRIG_OCLINTERLEAVE_H
+#ifndef XMRIG_OCLSHAREDDATA_H
+#define XMRIG_OCLSHAREDDATA_H
 
 
 #include <memory>
 #include <mutex>
 
 
+using cl_context = struct _cl_context *;
+using cl_mem     = struct _cl_mem *;
+
+
 namespace xmrig {
 
 
-class OclInterleave
+class Job;
+
+
+class OclSharedData
 {
 public:
-    OclInterleave() = delete;
-    inline OclInterleave(size_t threads) : m_threads(threads) {}
+    OclSharedData() = default;
 
+    cl_mem createBuffer(cl_context context, size_t size, size_t &offset);
     uint64_t adjustDelay(size_t id);
     uint64_t resumeDelay(size_t id);
+    void release();
     void setResumeCounter(uint32_t value);
     void setRunTime(uint64_t time);
 
+    inline size_t threads() const       { return m_threads; }
+
+    inline OclSharedData &operator++()  { ++m_threads; return *this; }
+
+#   ifdef XMRIG_ALGO_RANDOMX
+    cl_mem dataset() const;
+    void createDataset(cl_context ctx, const Job &job, bool host);
+#   endif
+
 private:
-    const size_t m_threads;
+    cl_mem m_buffer           = nullptr;
     double m_averageRunTime   = 0.0;
     double m_threshold        = 0.95;
+    size_t m_offset           = 0;
+    size_t m_threads          = 0;
     std::mutex m_mutex;
     uint32_t m_resumeCounter  = 0;
     uint64_t m_timestamp      = 0;
+
+#   ifdef XMRIG_ALGO_RANDOMX
+    cl_mem m_dataset          = nullptr;
+#   endif
 };
 
 
-using OclInterleavePtr = std::shared_ptr<OclInterleave>;
-
-
 } /* namespace xmrig */
 
 
-#endif /* XMRIG_OCLINTERLEAVE_H */
+#endif /* XMRIG_OCLSHAREDDATA_H */

src/backend/opencl/runners/tools/OclSharedState.cpp

@@ -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/>.
+ */
+
+
+#include "backend/opencl/runners/tools/OclSharedState.h"
+#include "backend/opencl/runners/tools/OclSharedData.h"
+
+
+#include <cassert>
+#include <map>
+
+
+namespace xmrig {
+
+
+static std::map<uint32_t, OclSharedData> map;
+
+
+} // namespace xmrig
+
+
+xmrig::OclSharedData &xmrig::OclSharedState::get(uint32_t index)
+{
+    return map[index];
+}
+
+
+void xmrig::OclSharedState::release()
+{
+    for (auto &kv : map) {
+        kv.second.release();
+    }
+
+    map.clear();
+}
+
+
+void xmrig::OclSharedState::start(const std::vector<OclLaunchData> &threads, const Job &job)
+{
+    assert(map.empty());
+
+    for (const auto &data : threads) {
+        auto &sharedData = map[data.device.index()];
+
+        ++sharedData;
+
+#       ifdef XMRIG_ALGO_RANDOMX
+        if (data.algorithm.family() == Algorithm::RANDOM_X) {
+            sharedData.createDataset(data.ctx, job, data.thread.isDatasetHost());
+        }
+#       endif
+    }
+}

src/backend/opencl/runners/tools/OclSharedState.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_OCLSHAREDSTATE_H
+#define XMRIG_OCLSHAREDSTATE_H
+
+
+#include "backend/opencl/OclLaunchData.h"
+
+
+namespace xmrig {
+
+
+class OclSharedState
+{
+public:
+    static OclSharedData &get(uint32_t index);
+    static void release();
+    static void start(const std::vector<OclLaunchData> &threads, const Job &job);
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_OCLSHAREDSTATE_H */

src/backend/opencl/wrappers/OclContext.cpp

@@ -24,6 +24,7 @@
 
 
 #include "backend/opencl/wrappers/OclContext.h"
+#include "backend/opencl/runners/tools/OclSharedState.h"
 #include "backend/opencl/wrappers/OclLib.h"
 
 
@@ -42,7 +43,7 @@ xmrig::OclContext::~OclContext()
 }
 
 
-bool xmrig::OclContext::init(const std::vector<OclDevice> &devices, std::vector<OclLaunchData> &threads, const Job &job)
+bool xmrig::OclContext::init(const std::vector<OclDevice> &devices, std::vector<OclLaunchData> &threads)
 {
     if (!m_ctx) {
         std::vector<cl_device_id> ids(devices.size());
@@ -59,12 +60,6 @@ bool xmrig::OclContext::init(const std::vector<OclDevice> &devices, std::vector<
 
     for (OclLaunchData &data : threads) {
         data.ctx = m_ctx;
-
-#       ifdef XMRIG_ALGO_RANDOMX
-        if (data.algorithm.family() == Algorithm::RANDOM_X) {
-            data.dataset->createBuffer(m_ctx, job, data.thread.isDatasetHost());
-        }
-#       endif
     }
 
     return true;

src/backend/opencl/wrappers/OclContext.h

@@ -49,7 +49,7 @@ public:
     OclContext(const OclDevice &device);
     ~OclContext();
 
-    bool init(const std::vector<OclDevice> &devices, std::vector<OclLaunchData> &threads, const Job &job);
+    bool init(const std::vector<OclDevice> &devices, std::vector<OclLaunchData> &threads);
 
     inline bool isValid() const     { return m_ctx != nullptr; }
     inline cl_context ctx() const   { return m_ctx; }

src/backend/opencl/wrappers/OclDevice.cpp

@@ -132,6 +132,8 @@ xmrig::OclDevice::OclDevice(uint32_t index, cl_device_id id, cl_platform_id plat
     m_board(OclLib::getString(id, 0x4038 /* CL_DEVICE_BOARD_NAME_AMD */)),
     m_name(OclLib::getString(id, CL_DEVICE_NAME)),
     m_vendor(OclLib::getString(id, CL_DEVICE_VENDOR)),
+    m_maxMemoryAlloc(OclLib::getUlong(id, CL_DEVICE_MAX_MEM_ALLOC_SIZE)),
+    m_globalMemory(OclLib::getUlong(id, CL_DEVICE_GLOBAL_MEM_SIZE)),
     m_computeUnits(OclLib::getUint(id, CL_DEVICE_MAX_COMPUTE_UNITS, 1)),
     m_index(index)
 {
@@ -155,24 +157,6 @@ xmrig::OclDevice::OclDevice(uint32_t index, cl_device_id id, cl_platform_id plat
 }
 
 
-size_t xmrig::OclDevice::freeMemSize() const
-{
-    return std::min(maxMemAllocSize(), globalMemSize());
-}
-
-
-size_t xmrig::OclDevice::globalMemSize() const
-{
-    return OclLib::getUlong(id(), CL_DEVICE_GLOBAL_MEM_SIZE);
-}
-
-
-size_t xmrig::OclDevice::maxMemAllocSize() const
-{
-    return OclLib::getUlong(id(), CL_DEVICE_MAX_MEM_ALLOC_SIZE);
-}
-
-
 xmrig::String xmrig::OclDevice::printableName() const
 {
     const size_t size = m_board.size() + m_name.size() + 64;

src/backend/opencl/wrappers/OclDevice.h

@@ -33,6 +33,7 @@
 #include "backend/opencl/wrappers/OclVendor.h"
 #include "base/tools/String.h"
 
+#include <algorithm>
 
 using cl_device_id      = struct _cl_device_id *;
 using cl_platform_id    = struct _cl_platform_id *;
@@ -62,9 +63,6 @@ public:
     OclDevice() = delete;
     OclDevice(uint32_t index, cl_device_id id, cl_platform_id platform);
 
-    size_t freeMemSize() const;
-    size_t globalMemSize() const;
-    size_t maxMemAllocSize() const;
     String printableName() const;
     uint32_t clock() const;
     void generate(const Algorithm &algorithm, OclThreads &threads) const;
@@ -78,6 +76,9 @@ public:
     inline OclVendor vendorId() const           { return m_vendorId; }
     inline Type type() const                    { return m_type; }
     inline uint32_t computeUnits() const        { return m_computeUnits; }
+    inline size_t freeMemSize() const           { return std::min(maxMemAllocSize(), globalMemSize()); }
+    inline size_t globalMemSize() const         { return m_globalMemory; }
+    inline size_t maxMemAllocSize() const       { return m_maxMemoryAlloc; }
     inline uint32_t index() const               { return m_index; }
 
 #   ifdef XMRIG_FEATURE_API
@@ -90,6 +91,8 @@ private:
     const String m_board;
     const String m_name;
     const String m_vendor;
+    const size_t m_maxMemoryAlloc   = 0;
+    const size_t m_globalMemory     = 0;
     const uint32_t m_computeUnits   = 1;
     const uint32_t m_index          = 0;
     OclVendor m_vendorId            = OCL_VENDOR_UNKNOWN;

src/backend/opencl/wrappers/OclLib.cpp

@@ -73,6 +73,7 @@ static const char *kReleaseDevice                    = "clReleaseDevice";
 static const char *kReleaseKernel                    = "clReleaseKernel";
 static const char *kReleaseMemObject                 = "clReleaseMemObject";
 static const char *kReleaseProgram                   = "clReleaseProgram";
+static const char *kRetainMemObject                  = "clRetainMemObject";
 static const char *kRetainProgram                    = "clRetainProgram";
 static const char *kSetKernelArg                     = "clSetKernelArg";
 static const char *kSetMemObjectDestructorCallback   = "clSetMemObjectDestructorCallback";
@@ -106,6 +107,7 @@ typedef cl_int (CL_API_CALL *releaseDevice_t)(cl_device_id device);
 typedef cl_int (CL_API_CALL *releaseKernel_t)(cl_kernel);
 typedef cl_int (CL_API_CALL *releaseMemObject_t)(cl_mem);
 typedef cl_int (CL_API_CALL *releaseProgram_t)(cl_program);
+typedef cl_int (CL_API_CALL *retainMemObject_t)(cl_mem);
 typedef cl_int (CL_API_CALL *retainProgram_t)(cl_program);
 typedef cl_int (CL_API_CALL *setKernelArg_t)(cl_kernel, cl_uint, size_t, const void *);
 typedef cl_int (CL_API_CALL *setMemObjectDestructorCallback_t)(cl_mem, void (CL_CALLBACK *)(cl_mem, void *), void *);
@@ -148,6 +150,7 @@ static releaseDevice_t pReleaseDevice                                       = nu
 static releaseKernel_t pReleaseKernel                                       = nullptr;
 static releaseMemObject_t pReleaseMemObject                                 = nullptr;
 static releaseProgram_t pReleaseProgram                                     = nullptr;
+static retainMemObject_t pRetainMemObject                                   = nullptr;
 static retainProgram_t pRetainProgram                                       = nullptr;
 static setKernelArg_t pSetKernelArg                                         = nullptr;
 static setMemObjectDestructorCallback_t pSetMemObjectDestructorCallback     = nullptr;
@@ -239,6 +242,7 @@ bool xmrig::OclLib::load()
     DLSYM(SetMemObjectDestructorCallback);
     DLSYM(CreateSubBuffer);
     DLSYM(RetainProgram);
+    DLSYM(RetainMemObject);
 
 #   if defined(CL_VERSION_2_0)
     uv_dlsym(&oclLib, kCreateCommandQueueWithProperties, reinterpret_cast<void**>(&pCreateCommandQueueWithProperties));
@@ -670,6 +674,18 @@ cl_mem xmrig::OclLib::createSubBuffer(cl_mem buffer, cl_mem_flags flags, size_t
 }
 
 
+cl_mem xmrig::OclLib::retain(cl_mem memobj) noexcept
+{
+    assert(pRetainMemObject != nullptr);
+
+    if (memobj != nullptr) {
+        pRetainMemObject(memobj);
+    }
+
+    return memobj;
+}
+
+
 cl_program xmrig::OclLib::createProgramWithBinary(cl_context context, cl_uint num_devices, const cl_device_id *device_list, const size_t *lengths, const unsigned char **binaries, cl_int *binary_status, cl_int *errcode_ret) noexcept
 {
     assert(pCreateProgramWithBinary != nullptr);

src/backend/opencl/wrappers/OclLib.h

@@ -79,6 +79,7 @@ public:
     static cl_mem createBuffer(cl_context context, cl_mem_flags flags, size_t size, void *host_ptr, cl_int *errcode_ret) noexcept;
     static cl_mem createSubBuffer(cl_mem buffer, cl_mem_flags flags, size_t offset, size_t size, cl_int *errcode_ret) noexcept;
     static cl_mem createSubBuffer(cl_mem buffer, cl_mem_flags flags, size_t offset, size_t size);
+    static cl_mem retain(cl_mem memobj) noexcept;
     static cl_program createProgramWithBinary(cl_context context, cl_uint num_devices, const cl_device_id *device_list, const size_t *lengths, const unsigned char **binaries, cl_int *binary_status, cl_int *errcode_ret) noexcept;
     static cl_program createProgramWithSource(cl_context context, cl_uint count, const char **strings, const size_t *lengths, cl_int *errcode_ret) noexcept;
     static cl_program retain(cl_program program) noexcept;

src/base/base.cmake

@@ -41,6 +41,7 @@ set(HEADERS_BASE
     src/base/net/stratum/strategies/FailoverStrategy.h
     src/base/net/stratum/strategies/SinglePoolStrategy.h
     src/base/net/stratum/SubmitResult.h
+    src/base/net/stratum/Url.h
     src/base/net/tools/RecvBuf.h
     src/base/net/tools/Storage.h
     src/base/tools/Arguments.h
@@ -78,6 +79,7 @@ set(SOURCES_BASE
     src/base/net/stratum/Pools.cpp
     src/base/net/stratum/strategies/FailoverStrategy.cpp
     src/base/net/stratum/strategies/SinglePoolStrategy.cpp
+    src/base/net/stratum/Url.cpp
     src/base/tools/Arguments.cpp
     src/base/tools/Buffer.cpp
     src/base/tools/String.cpp
@@ -98,7 +100,14 @@ elseif (APPLE)
 else()
     set(SOURCES_OS
         src/base/io/json/Json_unix.cpp
-        src/base/kernel//Platform_unix.cpp
+        src/base/kernel/Platform_unix.cpp
+        )
+endif()
+
+
+if (WITH_HWLOC)
+    list(APPEND SOURCES_OS
+        src/base/kernel/Platform_hwloc.cpp
         )
 endif()
 
@@ -130,6 +139,7 @@ if (WITH_HTTP)
         src/base/net/http/HttpResponse.h
         src/base/net/http/HttpServer.h
         src/base/net/stratum/DaemonClient.h
+        src/base/net/stratum/SelfSelectClient.h
         src/base/net/tools/TcpServer.h
         )
 
@@ -145,6 +155,7 @@ if (WITH_HTTP)
         src/base/net/http/HttpResponse.cpp
         src/base/net/http/HttpServer.cpp
         src/base/net/stratum/DaemonClient.cpp
+        src/base/net/stratum/SelfSelectClient.cpp
         src/base/net/tools/TcpServer.cpp
         )
 

src/base/io/log/Log.cpp

@@ -31,10 +31,10 @@
 
 
 #include <algorithm>
+#include <cstring>
+#include <ctime>
 #include <mutex>
-#include <string.h>
 #include <string>
-#include <time.h>
 #include <uv.h>
 #include <vector>
 
@@ -42,6 +42,7 @@
 #include "base/io/log/Log.h"
 #include "base/kernel/interfaces/ILogBackend.h"
 #include "base/tools/Chrono.h"
+#include "base/tools/Object.h"
 
 
 namespace xmrig {
@@ -67,10 +68,10 @@ static const char *colors_map[] = {
 class LogPrivate
 {
 public:
-    inline LogPrivate() :
-        m_buf()
-    {
-    }
+    XMRIG_DISABLE_COPY_MOVE(LogPrivate)
+
+
+    LogPrivate() = default;
 
 
     inline ~LogPrivate()
@@ -134,7 +135,7 @@ private:
 
         const uint64_t ms = Chrono::currentMSecsSinceEpoch();
         time_t now        = ms / 1000;
-        tm stime;
+        tm stime{};
 
 #       ifdef _WIN32
         localtime_s(&stime, &now);
@@ -188,7 +189,7 @@ private:
     }
 
 
-    char m_buf[4096];
+    char m_buf[4096]{};
     std::mutex m_mutex;
     std::vector<ILogBackend*> m_backends;
 };

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

@@ -47,9 +47,10 @@ xmrig::ConsoleLog::ConsoleLog()
     }
 
     uv_tty_set_mode(m_tty, UV_TTY_MODE_NORMAL);
-    m_stream = reinterpret_cast<uv_stream_t*>(m_tty);
 
 #   ifdef WIN32
+    m_stream = reinterpret_cast<uv_stream_t*>(m_tty);
+
     HANDLE handle = GetStdHandle(STD_INPUT_HANDLE);
     if (handle != INVALID_HANDLE_VALUE) {
         DWORD mode = 0;
@@ -76,9 +77,6 @@ void xmrig::ConsoleLog::print(int, const char *line, size_t, size_t size, bool c
 
 #   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);
@@ -87,6 +85,10 @@ void xmrig::ConsoleLog::print(int, const char *line, size_t, size_t size, bool c
     else {
         uv_try_write(m_stream, &buf, 1);
     }
+#   else
+    fputs(line, stdout);
+    fflush(stdout);
+#   endif
 }
 
 
@@ -97,6 +99,7 @@ bool xmrig::ConsoleLog::isSupported() const
 }
 
 
+#ifdef WIN32
 bool xmrig::ConsoleLog::isWritable() const
 {
     if (!m_stream || uv_is_writable(m_stream) != 1) {
@@ -105,3 +108,4 @@ bool xmrig::ConsoleLog::isWritable() const
 
     return isSupported();
 }
+#endif

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

@@ -51,10 +51,14 @@ protected:
 
 private:
     bool isSupported() const;
+
+    uv_tty_t *m_tty = nullptr;
+
+#   ifdef _WIN32
     bool isWritable() const;
 
     uv_stream_t *m_stream = nullptr;
-    uv_tty_t *m_tty       = nullptr;
+#   endif
 };
 
 

src/base/kernel/Platform.cpp

@@ -23,7 +23,10 @@
  */
 
 
-#include <string.h>
+#include "base/kernel/Platform.h"
+
+
+#include <cstring>
 #include <uv.h>
 
 
@@ -33,13 +36,14 @@
 #endif
 
 
-#include "Platform.h"
+namespace xmrig {
+
+String Platform::m_userAgent;
+
+} // namespace xmrig
 
 
-xmrig::String Platform::m_userAgent;
-
-
-void Platform::init(const char *userAgent)
+void xmrig::Platform::init(const char *userAgent)
 {
 #   ifdef XMRIG_FEATURE_TLS
     SSL_library_init();

src/base/kernel/Platform.h

@@ -26,12 +26,15 @@
 #define XMRIG_PLATFORM_H
 
 
-#include <stdint.h>
+#include <cstdint>
 
 
 #include "base/tools/String.h"
 
 
+namespace xmrig {
+
+
 class Platform
 {
 public:
@@ -56,8 +59,11 @@ public:
 private:
     static char *createUserAgent();
 
-    static xmrig::String m_userAgent;
+    static String m_userAgent;
 };
 
 
+} // namespace xmrig
+
+
 #endif /* XMRIG_PLATFORM_H */

src/base/kernel/Platform_hwloc.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      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>
  *
@@ -23,32 +24,26 @@
  */
 
 
-#include "backend/opencl/runners/tools/OclRxDataset.h"
-#include "backend/opencl/wrappers/OclLib.h"
-#include "crypto/rx/Rx.h"
-#include "crypto/rx/RxDataset.h"
+#include "base/kernel/Platform.h"
+#include "backend/cpu/platform/HwlocCpuInfo.h"
+#include "backend/cpu/Cpu.h"
 
 
-void xmrig::OclRxDataset::createBuffer(cl_context ctx, const Job &job, bool host)
+#include <hwloc.h>
+
+
+bool xmrig::Platform::setThreadAffinity(uint64_t cpu_id)
 {
-    if (m_dataset) {
-        return;
+    auto cpu       = static_cast<HwlocCpuInfo *>(Cpu::info());
+    hwloc_obj_t pu = hwloc_get_pu_obj_by_os_index(cpu->topology(), static_cast<unsigned>(cpu_id));
+
+    if (pu == nullptr) {
+        return false;
     }
 
-    cl_int ret;
-
-    if (host) {
-        auto dataset = Rx::dataset(job, 0);
-
-        m_dataset = OclLib::createBuffer(ctx, CL_MEM_READ_ONLY | CL_MEM_USE_HOST_PTR, RxDataset::maxSize(), dataset->raw(), &ret);
-    }
-    else {
-        m_dataset = OclLib::createBuffer(ctx, CL_MEM_READ_ONLY, RxDataset::maxSize(), nullptr, &ret);
+    if (hwloc_set_cpubind(cpu->topology(), pu->cpuset, HWLOC_CPUBIND_THREAD | HWLOC_CPUBIND_STRICT) >= 0) {
+        return true;
     }
-}
-
-
-xmrig::OclRxDataset::~OclRxDataset()
-{
-    OclLib::release(m_dataset);
+
+    return hwloc_set_cpubind(cpu->topology(), pu->cpuset, HWLOC_CPUBIND_THREAD) >= 0;
 }

src/base/kernel/Platform_mac.cpp

@@ -30,7 +30,7 @@
 #include <uv.h>
 
 
-#include "Platform.h"
+#include "base/kernel/Platform.h"
 #include "version.h"
 
 #ifdef XMRIG_NVIDIA_PROJECT
@@ -38,7 +38,7 @@
 #endif
 
 
-char *Platform::createUserAgent()
+char *xmrig::Platform::createUserAgent()
 {
     constexpr const size_t max = 256;
 
@@ -60,7 +60,8 @@ char *Platform::createUserAgent()
 }
 
 
-bool Platform::setThreadAffinity(uint64_t cpu_id)
+#ifndef XMRIG_FEATURE_HWLOC
+bool xmrig::Platform::setThreadAffinity(uint64_t cpu_id)
 {
     thread_port_t mach_thread;
     thread_affinity_policy_data_t policy = { static_cast<integer_t>(cpu_id) };
@@ -68,25 +69,26 @@ bool Platform::setThreadAffinity(uint64_t cpu_id)
 
     return thread_policy_set(mach_thread, THREAD_AFFINITY_POLICY, (thread_policy_t)&policy, 1) == KERN_SUCCESS;
 }
+#endif
 
 
-uint32_t Platform::setTimerResolution(uint32_t resolution)
+uint32_t xmrig::Platform::setTimerResolution(uint32_t resolution)
 {
     return resolution;
 }
 
 
-void Platform::restoreTimerResolution()
+void xmrig::Platform::restoreTimerResolution()
 {
 }
 
 
-void Platform::setProcessPriority(int priority)
+void xmrig::Platform::setProcessPriority(int priority)
 {
 }
 
 
-void Platform::setThreadPriority(int priority)
+void xmrig::Platform::setThreadPriority(int priority)
 {
     if (priority == -1) {
         return;

src/base/kernel/Platform_unix.cpp

@@ -39,7 +39,7 @@
 #include <uv.h>
 
 
-#include "Platform.h"
+#include "base/kernel/Platform.h"
 #include "version.h"
 
 #ifdef XMRIG_NVIDIA_PROJECT
@@ -52,7 +52,7 @@ typedef cpuset_t cpu_set_t;
 #endif
 
 
-char *Platform::createUserAgent()
+char *xmrig::Platform::createUserAgent()
 {
     constexpr const size_t max = 256;
 
@@ -84,7 +84,8 @@ char *Platform::createUserAgent()
 }
 
 
-bool Platform::setThreadAffinity(uint64_t cpu_id)
+#ifndef XMRIG_FEATURE_HWLOC
+bool xmrig::Platform::setThreadAffinity(uint64_t cpu_id)
 {
     cpu_set_t mn;
     CPU_ZERO(&mn);
@@ -96,25 +97,26 @@ bool Platform::setThreadAffinity(uint64_t cpu_id)
     return sched_setaffinity(gettid(), sizeof(cpu_set_t), &mn) == 0;
 #   endif
 }
+#endif
 
 
-uint32_t Platform::setTimerResolution(uint32_t resolution)
+uint32_t xmrig::Platform::setTimerResolution(uint32_t resolution)
 {
     return resolution;
 }
 
 
-void Platform::restoreTimerResolution()
+void xmrig::Platform::restoreTimerResolution()
 {
 }
 
 
-void Platform::setProcessPriority(int priority)
+void xmrig::Platform::setProcessPriority(int priority)
 {
 }
 
 
-void Platform::setThreadPriority(int priority)
+void xmrig::Platform::setThreadPriority(int priority)
 {
     if (priority == -1) {
         return;

src/base/kernel/Platform_win.cpp

@@ -29,8 +29,8 @@
 #include <uv.h>
 
 
+#include "base/kernel/Platform.h"
 #include "base/io/log/Log.h"
-#include "Platform.h"
 #include "version.h"
 
 
@@ -51,10 +51,10 @@ static inline OSVERSIONINFOEX winOsVersion()
 
     HMODULE ntdll = GetModuleHandleW(L"ntdll.dll");
     if (ntdll ) {
-        RtlGetVersionFunction pRtlGetVersion = reinterpret_cast<RtlGetVersionFunction>(GetProcAddress(ntdll, "RtlGetVersion"));
+        auto pRtlGetVersion = reinterpret_cast<RtlGetVersionFunction>(GetProcAddress(ntdll, "RtlGetVersion"));
 
         if (pRtlGetVersion) {
-            pRtlGetVersion((LPOSVERSIONINFO) &result);
+            pRtlGetVersion(reinterpret_cast<LPOSVERSIONINFO>(&result));
         }
     }
 
@@ -62,7 +62,7 @@ static inline OSVERSIONINFOEX winOsVersion()
 }
 
 
-char *Platform::createUserAgent()
+char *xmrig::Platform::createUserAgent()
 {
     const auto osver = winOsVersion();
     constexpr const size_t max = 256;
@@ -91,7 +91,8 @@ char *Platform::createUserAgent()
 }
 
 
-bool Platform::setThreadAffinity(uint64_t cpu_id)
+#ifndef XMRIG_FEATURE_HWLOC
+bool xmrig::Platform::setThreadAffinity(uint64_t cpu_id)
 {
     if (cpu_id >= 64) {
         LOG_ERR("Unable to set affinity. Windows supports only affinity up to 63.");
@@ -99,9 +100,10 @@ bool Platform::setThreadAffinity(uint64_t cpu_id)
 
     return SetThreadAffinityMask(GetCurrentThread(), 1ULL << cpu_id) != 0;
 }
+#endif
 
 
-uint32_t Platform::setTimerResolution(uint32_t resolution)
+uint32_t xmrig::Platform::setTimerResolution(uint32_t resolution)
 {
 #   ifdef XMRIG_AMD_PROJECT
     TIMECAPS tc;
@@ -119,7 +121,7 @@ uint32_t Platform::setTimerResolution(uint32_t resolution)
 }
 
 
-void Platform::restoreTimerResolution()
+void xmrig::Platform::restoreTimerResolution()
 {
 #   ifdef XMRIG_AMD_PROJECT
     if (timerResolution) {
@@ -129,7 +131,7 @@ void Platform::restoreTimerResolution()
 }
 
 
-void Platform::setProcessPriority(int priority)
+void xmrig::Platform::setProcessPriority(int priority)
 {
     if (priority == -1) {
         return;
@@ -166,7 +168,7 @@ void Platform::setProcessPriority(int priority)
 }
 
 
-void Platform::setThreadPriority(int priority)
+void xmrig::Platform::setThreadPriority(int priority)
 {
     if (priority == -1) {
         return;

src/base/kernel/config/BaseConfig.h

@@ -56,7 +56,6 @@ public:
     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 uint32_t version() const                { return m_version; }
 
     inline bool isWatch() const override                   { return m_watch && !m_fileName.isNull(); }
     inline const String &fileName() const override         { return m_fileName; }

src/base/kernel/config/BaseTransform.cpp

@@ -183,6 +183,9 @@ void xmrig::BaseTransform::transform(rapidjson::Document &doc, int key, const ch
     case IConfig::FingerprintKey: /* --tls-fingerprint */
         return add(doc, kPools, "tls-fingerprint", arg);
 
+    case IConfig::SelfSelectKey: /* --self-select */
+        return add(doc, kPools, "self-select", arg);
+
     case IConfig::LogFileKey: /* --log-file */
         return set(doc, "log-file", arg);
 

src/base/kernel/interfaces/IClient.h

@@ -26,7 +26,10 @@
 #define XMRIG_ICLIENT_H
 
 
-#include <stdint.h>
+#include "rapidjson/fwd.h"
+
+
+#include <functional>
 
 
 namespace xmrig {
@@ -51,31 +54,35 @@ public:
         EXT_MAX
     };
 
+    using Callback = std::function<void(const rapidjson::Value &result, bool success, uint64_t elapsed)>;
+
     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;
-
+    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 send(const rapidjson::Value &obj, Callback callback)    = 0;
+    virtual int64_t send(const rapidjson::Value &obj)                       = 0;
+    virtual int64_t sequence() 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;
 };
 
 

src/base/kernel/interfaces/IClientListener.h

@@ -26,7 +26,7 @@
 #define XMRIG_ICLIENTLISTENER_H
 
 
-#include <stdint.h>
+#include <cstdint>
 
 
 #include "rapidjson/fwd.h"

src/base/kernel/interfaces/IConfig.h

@@ -72,6 +72,7 @@ public:
         ProxyDonateKey       = 1017,
         DaemonKey            = 1018,
         DaemonPollKey        = 1019,
+        SelfSelectKey        = 1028,
 
         // xmrig common
         CPUPriorityKey       = 1021,
@@ -89,6 +90,7 @@ public:
         RandomXInitKey       = 1022,
         RandomXNumaKey       = 1023,
         CPUMaxThreadsKey     = 1026,
+        MemoryPoolKey        = 1027,
 
         // xmrig amd
         OclPlatformKey       = 1400,

src/base/net/http/HttpClient.cpp

@@ -78,9 +78,7 @@ private:
 
 
 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)
+    HttpContext(HTTP_RESPONSE, listener)
 {
     this->method = method;
     this->url    = url;
@@ -127,7 +125,7 @@ void xmrig::HttpClient::onResolved(const Dns &dns, int status)
 
     sockaddr *addr = dns.get().addr(m_port);
 
-    uv_connect_t *req = new uv_connect_t;
+    auto req  = new uv_connect_t;
     req->data = this;
 
     uv_tcp_connect(req, m_tcp, addr, onConnect);
@@ -140,7 +138,7 @@ void xmrig::HttpClient::handshake()
     headers.insert({ "Connection", "close" });
     headers.insert({ "User-Agent", Platform::userAgent() });
 
-    if (body.size()) {
+    if (!body.empty()) {
         headers.insert({ "Content-Length", std::to_string(body.size()) });
     }
 
@@ -169,14 +167,14 @@ void xmrig::HttpClient::read(const char *data, size_t size)
 
 void xmrig::HttpClient::write(const std::string &header)
 {
-    ClientWriteBaton *baton = new ClientWriteBaton(header, std::move(body));
+    auto 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);
+    auto client = static_cast<HttpClient *>(req->data);
     if (!client) {
         delete req;
         return;
@@ -205,7 +203,7 @@ void xmrig::HttpClient::onConnect(uv_connect_t *req, int status)
         },
         [](uv_stream_t *tcp, ssize_t nread, const uv_buf_t *buf)
         {
-            HttpClient *client = static_cast<HttpClient*>(tcp->data);
+            auto client = static_cast<HttpClient*>(tcp->data);
 
             if (nread >= 0) {
                 client->read(buf->base, static_cast<size_t>(nread));

src/base/net/http/HttpClient.h

@@ -30,6 +30,7 @@
 
 #include "base/net/http/HttpContext.h"
 #include "base/kernel/interfaces/IDnsListener.h"
+#include "base/tools/Object.h"
 
 
 namespace xmrig {
@@ -41,6 +42,8 @@ class String;
 class HttpClient : public HttpContext, public IDnsListener
 {
 public:
+    XMRIG_DISABLE_COPY_MOVE_DEFAULT(HttpClient);
+
     HttpClient(int method, const String &url, IHttpListener *listener, const char *data = nullptr, size_t size = 0);
     ~HttpClient() override;
 
@@ -57,13 +60,13 @@ protected:
     virtual void read(const char *data, size_t size);
     virtual void write(const std::string &header);
 
-    bool m_quiet;
+    bool m_quiet = false;
 
 private:
     static void onConnect(uv_connect_t *req, int status);
 
     Dns *m_dns;
-    uint16_t m_port;
+    uint16_t m_port = 0;
 };
 
 

src/base/net/http/HttpContext.cpp

@@ -136,7 +136,7 @@ void xmrig::HttpContext::closeAll()
 
 int xmrig::HttpContext::onHeaderField(http_parser *parser, const char *at, size_t length)
 {
-    HttpContext *ctx = static_cast<HttpContext*>(parser->data);
+    auto ctx = static_cast<HttpContext*>(parser->data);
 
     if (ctx->m_wasHeaderValue) {
         if (!ctx->m_lastHeaderField.empty()) {
@@ -155,7 +155,7 @@ int xmrig::HttpContext::onHeaderField(http_parser *parser, const char *at, size_
 
 int xmrig::HttpContext::onHeaderValue(http_parser *parser, const char *at, size_t length)
 {
-    HttpContext *ctx = static_cast<HttpContext*>(parser->data);
+    auto ctx = static_cast<HttpContext*>(parser->data);
 
     if (!ctx->m_wasHeaderValue) {
         ctx->m_lastHeaderValue = std::string(at, length);
@@ -185,7 +185,7 @@ void xmrig::HttpContext::attach(http_parser_settings *settings)
     settings->on_header_value = onHeaderValue;
 
     settings->on_headers_complete = [](http_parser* parser) -> int {
-        HttpContext *ctx = static_cast<HttpContext*>(parser->data);
+        auto ctx = static_cast<HttpContext*>(parser->data);
         ctx->status = parser->status_code;
 
         if (parser->type == HTTP_REQUEST) {
@@ -208,7 +208,7 @@ void xmrig::HttpContext::attach(http_parser_settings *settings)
 
     settings->on_message_complete = [](http_parser *parser) -> int
     {
-        HttpContext *ctx = static_cast<HttpContext*>(parser->data);
+        auto ctx = static_cast<HttpContext*>(parser->data);
         ctx->m_listener->onHttpData(*ctx);
         ctx->m_listener = nullptr;
 

src/base/net/http/HttpContext.h

@@ -28,15 +28,16 @@
 #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;
+using http_parser           = struct http_parser;
+using http_parser_settings  = struct http_parser_settings;
+using uv_connect_t          = struct uv_connect_s;
+using uv_handle_t           = struct uv_handle_s;
+using uv_stream_t           = struct uv_stream_s;
+using uv_tcp_t              = struct uv_tcp_s;
 
 
 #include "base/net/http/HttpData.h"
+#include "base/tools/Object.h"
 
 
 namespace xmrig {
@@ -48,6 +49,8 @@ class IHttpListener;
 class HttpContext : public HttpData
 {
 public:
+    XMRIG_DISABLE_COPY_MOVE_DEFAULT(HttpContext)
+
     HttpContext(int parser_type, IHttpListener *listener);
     virtual ~HttpContext();
 

src/base/net/http/HttpsClient.cpp

@@ -24,7 +24,7 @@
  */
 
 
-#include <assert.h>
+#include <cassert>
 #include <openssl/ssl.h>
 #include <uv.h>
 

src/base/net/http/HttpsClient.h

@@ -28,10 +28,10 @@
 #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;
+using BIO       = struct bio_st;
+using SSL_CTX   = struct ssl_ctx_st;
+using SSL       = struct ssl_st;
+using X509      = struct x509_st;
 
 
 #include "base/net/http/HttpClient.h"
@@ -44,6 +44,8 @@ namespace xmrig {
 class HttpsClient : public HttpClient
 {
 public:
+    XMRIG_DISABLE_COPY_MOVE_DEFAULT(HttpsClient)
+
     HttpsClient(int method, const String &url, IHttpListener *listener, const char *data, size_t size, const String &fingerprint);
     ~HttpsClient() override;
 

src/base/net/stratum/BaseClient.cpp

@@ -26,6 +26,7 @@
 #include "base/kernel/interfaces/IClientListener.h"
 #include "base/net/stratum/BaseClient.h"
 #include "base/net/stratum/SubmitResult.h"
+#include "rapidjson/document.h"
 
 
 namespace xmrig {
@@ -36,18 +37,38 @@ int64_t BaseClient::m_sequence = 1;
 
 
 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),
-    m_enabled(true)
+    m_id(id)
 {
 }
 
 
+bool xmrig::BaseClient::handleResponse(int64_t id, const rapidjson::Value &result, const rapidjson::Value &error)
+{
+    if (id == 1) {
+        return false;
+    }
+
+    auto it = m_callbacks.find(id);
+    if (it != m_callbacks.end()) {
+        const uint64_t elapsed = Chrono::steadyMSecs() - it->second.ts;
+
+        if (error.IsObject()) {
+            it->second.callback(error, false, elapsed);
+        }
+        else {
+            it->second.callback(result, true, elapsed);
+        }
+
+        m_callbacks.erase(it);
+
+        return true;
+    }
+
+    return false;
+}
+
+
 bool xmrig::BaseClient::handleSubmitResponse(int64_t id, const char *error)
 {
     auto it = m_results.find(id);

src/base/net/stratum/BaseClient.h

@@ -32,6 +32,7 @@
 #include "base/kernel/interfaces/IClient.h"
 #include "base/net/stratum/Job.h"
 #include "base/net/stratum/Pool.h"
+#include "base/tools/Chrono.h"
 
 
 namespace xmrig {
@@ -46,11 +47,13 @@ class BaseClient : public IClient
 public:
     BaseClient(int id, IClientListener *listener);
 
+protected:
     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 int64_t sequence() const override                   { return m_sequence; }
     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; } }
@@ -68,26 +71,36 @@ protected:
         ReconnectingState
     };
 
+    struct SendResult
+    {
+        inline SendResult(Callback &&callback) : callback(callback), ts(Chrono::steadyMSecs()) {}
+
+        Callback callback;
+        const uint64_t ts;
+    };
+
     inline bool isQuiet() const { return m_quiet || m_failures >= m_retries; }
 
+    bool handleResponse(int64_t id, const rapidjson::Value &result, const rapidjson::Value &error);
     bool handleSubmitResponse(int64_t id, const char *error = nullptr);
 
-    bool m_quiet;
+    bool m_quiet                    = false;
     IClientListener *m_listener;
     int m_id;
-    int m_retries;
-    int64_t m_failures;
+    int m_retries                   = 5;
+    int64_t m_failures              = 0;
     Job m_job;
     Pool m_pool;
-    SocketState m_state;
+    SocketState m_state             = UnconnectedState;
+    std::map<int64_t, SendResult> m_callbacks;
     std::map<int64_t, SubmitResult> m_results;
     String m_ip;
-    uint64_t m_retryPause;
+    uint64_t m_retryPause           = 5000;
 
     static int64_t m_sequence;
 
 private:
-    bool m_enabled;
+    bool m_enabled = true;
 };
 
 

src/base/net/stratum/Client.cpp

@@ -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      jtgrassie   <https://github.com/jtgrassie>
  * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
  *
  *   This program is free software: you can redistribute it and/or modify
@@ -22,11 +23,11 @@
  *   along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <assert.h>
-#include <inttypes.h>
+#include <cassert>
+#include <cinttypes>
 #include <iterator>
-#include <stdio.h>
-#include <string.h>
+#include <cstdio>
+#include <cstring>
 #include <utility>
 
 
@@ -136,6 +137,41 @@ const char *xmrig::Client::tlsVersion() const
 }
 
 
+int64_t xmrig::Client::send(const rapidjson::Value &obj, Callback callback)
+{
+    assert(obj["id"] == sequence());
+
+    m_callbacks.insert({ sequence(), std::move(callback) });
+
+    return send(obj);
+}
+
+
+int64_t xmrig::Client::send(const rapidjson::Value &obj)
+{
+    using namespace rapidjson;
+
+    Value value;
+
+    StringBuffer buffer(nullptr, 512);
+    Writer<StringBuffer> writer(buffer);
+    obj.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::submit(const JobResult &result)
 {
 #   ifndef XMRIG_PROXY_PROJECT
@@ -320,9 +356,23 @@ bool xmrig::Client::parseJob(const rapidjson::Value &params, int *code)
         return false;
     }
 
-    if (!job.setBlob(params["blob"].GetString())) {
-        *code = 4;
-        return false;
+#   ifdef XMRIG_FEATURE_HTTP
+    if (m_pool.mode() == Pool::MODE_SELF_SELECT) {
+        job.setExtraNonce(Json::getString(params, "extra_nonce"));
+        job.setPoolWallet(Json::getString(params, "pool_wallet"));
+
+        if (job.extraNonce().isNull() || job.poolWallet().isNull()) {
+            *code = 4;
+            return false;
+        }
+    }
+    else
+#   endif
+    {
+        if (!job.setBlob(params["blob"].GetString())) {
+            *code = 4;
+            return false;
+        }
     }
 
     if (!job.setTarget(params["target"].GetString())) {
@@ -345,7 +395,7 @@ bool xmrig::Client::parseJob(const rapidjson::Value &params, int *code)
         return false;
     }
 
-    if (job.algorithm().family() == Algorithm::RANDOM_X && !job.setSeedHash(Json::getString(params, "seed_hash"))) {
+    if (m_pool.mode() != Pool::MODE_SELF_SELECT && job.algorithm().family() == Algorithm::RANDOM_X && !job.setSeedHash(Json::getString(params, "seed_hash"))) {
         if (!isQuiet()) {
             LOG_ERR("[%s] failed to parse field \"seed_hash\" required by RandomX", url(), algo);
         }
@@ -473,29 +523,6 @@ int xmrig::Client::resolve(const String &host)
 }
 
 
-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);
@@ -719,6 +746,10 @@ void xmrig::Client::parseNotification(const char *method, const rapidjson::Value
 
 void xmrig::Client::parseResponse(int64_t id, const rapidjson::Value &result, const rapidjson::Value &error)
 {
+    if (handleResponse(id, result, error)) {
+        return;
+    }
+
     if (error.IsObject()) {
         const char *message = error["message"].GetString();
 
@@ -908,8 +939,14 @@ void xmrig::Client::onConnect(uv_connect_t *req, int status)
             LOG_ERR("[%s] connect error: \"%s\"", client->url(), uv_strerror(status));
         }
 
+        if (client->state() == ReconnectingState) {
+            return;
+        }
+
         if (client->state() != ConnectingState) {
-            LOG_ERR("[%s] connect error: \"invalid state: %d\"", client->url(), client->state());
+            if (!client->isQuiet()) {
+                LOG_ERR("[%s] connect error: \"invalid state: %d\"", client->url(), client->state());
+            }
 
             return;
         }

src/base/net/stratum/Client.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      jtgrassie   <https://github.com/jtgrassie>
  * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
  *
  *   This program is free software: you can redistribute it and/or modify
@@ -40,10 +41,11 @@
 #include "base/net/stratum/SubmitResult.h"
 #include "base/net/tools/RecvBuf.h"
 #include "base/net/tools/Storage.h"
+#include "base/tools/Object.h"
 #include "crypto/common/Algorithm.h"
 
 
-typedef struct bio_st BIO;
+using BIO = struct bio_st;
 
 
 namespace xmrig {
@@ -56,6 +58,8 @@ class JobResult;
 class Client : public BaseClient, public IDnsListener, public ILineListener
 {
 public:
+    XMRIG_DISABLE_COPY_MOVE_DEFAULT(Client)
+
     constexpr static uint64_t kConnectTimeout  = 20 * 1000;
     constexpr static uint64_t kResponseTimeout = 20 * 1000;
 
@@ -73,6 +77,8 @@ protected:
     bool isTLS() const override;
     const char *tlsFingerprint() const override;
     const char *tlsVersion() const override;
+    int64_t send(const rapidjson::Value &obj, Callback callback) override;
+    int64_t send(const rapidjson::Value &obj) override;
     int64_t submit(const JobResult &result) override;
     void connect() override;
     void connect(const Pool &pool) override;
@@ -95,7 +101,6 @@ private:
     bool send(BIO *bio);
     bool verifyAlgorithm(const Algorithm &algorithm, const char *algo) 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();

src/base/net/stratum/DaemonClient.h

@@ -27,9 +27,10 @@
 #define XMRIG_DAEMONCLIENT_H
 
 
-#include "base/net/stratum/BaseClient.h"
-#include "base/kernel/interfaces/ITimerListener.h"
 #include "base/kernel/interfaces/IHttpListener.h"
+#include "base/kernel/interfaces/ITimerListener.h"
+#include "base/net/stratum/BaseClient.h"
+#include "base/tools/Object.h"
 
 
 namespace xmrig {
@@ -38,6 +39,8 @@ namespace xmrig {
 class DaemonClient : public BaseClient, public ITimerListener, public IHttpListener
 {
 public:
+    XMRIG_DISABLE_COPY_MOVE_DEFAULT(DaemonClient)
+
     DaemonClient(int id, IClientListener *listener);
     ~DaemonClient() override;
 
@@ -51,12 +54,14 @@ protected:
     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                         {}
+    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 int64_t send(const rapidjson::Value &, Callback) override    { return -1; }
+    inline int64_t send(const rapidjson::Value &) override              { return -1; }
+    inline void deleteLater() override                                  { delete this; }
+    inline void tick(uint64_t) override                                 {}
 
 private:
     bool isOutdated(uint64_t height, const char *hash) const;

src/base/net/stratum/Job.cpp

@@ -152,16 +152,18 @@ void xmrig::Job::setDiff(uint64_t diff)
 
 void xmrig::Job::copy(const Job &other)
 {
-    m_algorithm = other.m_algorithm;
-    m_nicehash  = other.m_nicehash;
-    m_size      = other.m_size;
-    m_clientId  = other.m_clientId;
-    m_id        = other.m_id;
-    m_diff      = other.m_diff;
-    m_height    = other.m_height;
-    m_target    = other.m_target;
-    m_index     = other.m_index;
-    m_seed      = other.m_seed;
+    m_algorithm  = other.m_algorithm;
+    m_nicehash   = other.m_nicehash;
+    m_size       = other.m_size;
+    m_clientId   = other.m_clientId;
+    m_id         = other.m_id;
+    m_diff       = other.m_diff;
+    m_height     = other.m_height;
+    m_target     = other.m_target;
+    m_index      = other.m_index;
+    m_seed       = other.m_seed;
+    m_extraNonce = other.m_extraNonce;
+    m_poolWallet = other.m_poolWallet;
 
     memcpy(m_blob, other.m_blob, sizeof(m_blob));
 

src/base/net/stratum/Job.h

@@ -58,28 +58,32 @@ public:
     bool setTarget(const char *target);
     void setDiff(uint64_t diff);
 
-    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 Buffer &seed() const                 { return m_seed; }
-    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 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 uint8_t index() const                      { return m_index; }
-    inline void reset()                               { m_size = 0; m_diff = 0; }
-    inline void setAlgorithm(const Algorithm::Id id)  { m_algorithm = id; }
-    inline void setAlgorithm(const char *algo)        { m_algorithm = algo; }
-    inline void setClientId(const String &id)         { m_clientId = id; }
-    inline void setHeight(uint64_t height)            { m_height = height; }
-    inline void setIndex(uint8_t index)               { m_index = index; }
+    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 Buffer &seed() const                   { return m_seed; }
+    inline const String &clientId() const               { return m_clientId; }
+    inline const String &extraNonce() const             { return m_extraNonce; }
+    inline const String &id() const                     { return m_id; }
+    inline const String &poolWallet() const             { return m_poolWallet; }
+    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 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 uint8_t index() const                        { return m_index; }
+    inline void reset()                                 { m_size = 0; m_diff = 0; }
+    inline void setAlgorithm(const Algorithm::Id id)    { m_algorithm = id; }
+    inline void setAlgorithm(const char *algo)          { m_algorithm = algo; }
+    inline void setClientId(const String &id)           { m_clientId = id; }
+    inline void setExtraNonce(const String &extraNonce) { m_extraNonce = extraNonce; }
+    inline void setHeight(uint64_t height)              { m_height = height; }
+    inline void setIndex(uint8_t index)                 { m_index = index; }
+    inline void setPoolWallet(const String &poolWallet) { m_poolWallet = poolWallet; }
 
 #   ifdef XMRIG_PROXY_PROJECT
     inline char *rawBlob()                            { return m_rawBlob; }
@@ -103,7 +107,9 @@ private:
     Buffer m_seed;
     size_t m_size       = 0;
     String m_clientId;
+    String m_extraNonce;
     String m_id;
+    String m_poolWallet;
     uint64_t m_diff     = 0;
     uint64_t m_height   = 0;
     uint64_t m_target   = 0;

src/base/net/stratum/Pool.cpp

@@ -24,24 +24,23 @@
  */
 
 
-#include <assert.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stdio.h>
+#include <cassert>
+#include <cstring>
+#include <cstdlib>
+#include <cstdio>
 
 
-#include "base/io/json/Json.h"
 #include "base/net/stratum/Pool.h"
+#include "base/io/json/Json.h"
+#include "base/io/log/Log.h"
+#include "base/kernel/Platform.h"
+#include "base/net/stratum/Client.h"
 #include "rapidjson/document.h"
 
 
-#ifdef APP_DEBUG
-#   include "base/io/log/Log.h"
-#endif
-
-
-#ifdef _MSC_VER
-#   define strncasecmp _strnicmp
+#ifdef XMRIG_FEATURE_HTTP
+#   include "base/net/stratum/DaemonClient.h"
+#   include "base/net/stratum/SelfSelectClient.h"
 #endif
 
 
@@ -57,6 +56,7 @@ static const char *kKeepalive              = "keepalive";
 static const char *kNicehash               = "nicehash";
 static const char *kPass                   = "pass";
 static const char *kRigId                  = "rig-id";
+static const char *kSelfSelect             = "self-select";
 static const char *kTls                    = "tls";
 static const char *kUrl                    = "url";
 static const char *kUser                   = "user";
@@ -64,54 +64,23 @@ static const char *kUser                   = "user";
 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
-
 }
 
 
-xmrig::Pool::Pool() :
-    m_keepAlive(0),
-    m_flags(0),
-    m_port(kDefaultPort),
-    m_pollInterval(kDefaultPollInterval)
-{
-}
-
-
-/**
- * @brief Parse url.
- *
- * Valid urls:
- * example.com
- * example.com:3333
- * stratum+tcp://example.com
- * stratum+tcp://example.com:3333
- *
- * @param url
- */
 xmrig::Pool::Pool(const char *url) :
-    m_keepAlive(0),
-    m_flags(1),
-    m_port(kDefaultPort),
-    m_pollInterval(kDefaultPollInterval)
+    m_flags(1 << FLAG_ENABLED),
+    m_pollInterval(kDefaultPollInterval),
+    m_url(url)
 {
-    parse(url);
 }
 
 
 xmrig::Pool::Pool(const rapidjson::Value &object) :
-    m_keepAlive(0),
-    m_flags(1),
-    m_port(kDefaultPort),
-    m_pollInterval(kDefaultPollInterval)
+    m_flags(1 << FLAG_ENABLED),
+    m_pollInterval(kDefaultPollInterval),
+    m_url(Json::getString(object, kUrl))
 {
-    if (!parse(Json::getString(object, kUrl))) {
+    if (!m_url.isValid()) {
         return;
     }
 
@@ -122,11 +91,18 @@ xmrig::Pool::Pool(const rapidjson::Value &object) :
     m_pollInterval = Json::getUint64(object, kDaemonPollInterval, kDefaultPollInterval);
     m_algorithm    = Json::getString(object, kAlgo);
     m_coin         = Json::getString(object, kCoin);
+    m_daemon       = Json::getString(object, kSelfSelect);
 
     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)));
+    m_flags.set(FLAG_TLS,      Json::getBool(object, kTls) || m_url.isTLS());
+
+    if (m_daemon.isValid()) {
+        m_mode = MODE_SELF_SELECT;
+    }
+    else if (Json::getBool(object, kDaemon)) {
+        m_mode = MODE_DAEMON;
+    }
 
     const rapidjson::Value &keepalive = Json::getValue(object, kKeepalive);
     if (keepalive.IsInt()) {
@@ -140,21 +116,12 @@ xmrig::Pool::Pool(const rapidjson::Value &object) :
 
 xmrig::Pool::Pool(const char *host, uint16_t port, const char *user, const char *password, int keepAlive, bool nicehash, bool tls) :
     m_keepAlive(keepAlive),
-    m_flags(1),
-    m_host(host),
+    m_flags(1 << FLAG_ENABLED),
     m_password(password),
     m_user(user),
-    m_port(port),
-    m_pollInterval(kDefaultPollInterval)
+    m_pollInterval(kDefaultPollInterval),
+    m_url(host, port, tls)
 {
-    const size_t size = m_host.size() + 8;
-    assert(size > 8);
-
-    char *url = new char[size]();
-    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);
 }
@@ -169,12 +136,18 @@ bool xmrig::Pool::isEnabled() const
 #   endif
 
 #   ifndef XMRIG_FEATURE_HTTP
-    if (isDaemon()) {
+    if (m_mode == MODE_DAEMON) {
         return false;
     }
 #   endif
 
-    if (isDaemon() && (!algorithm().isValid() && !coin().isValid())) {
+#   ifndef XMRIG_FEATURE_HTTP
+    if (m_mode == MODE_SELF_SELECT) {
+        return false;
+    }
+#   endif
+
+    if (m_mode == MODE_DAEMON && (!algorithm().isValid() && !coin().isValid())) {
         return false;
     }
 
@@ -186,79 +159,43 @@ bool xmrig::Pool::isEqual(const Pool &other) const
 {
     return (m_flags           == other.m_flags
             && m_keepAlive    == other.m_keepAlive
-            && m_port         == other.m_port
             && m_algorithm    == other.m_algorithm
             && m_coin         == other.m_coin
+            && m_mode         == other.m_mode
             && 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
+            && m_daemon       == other.m_daemon
             );
 }
 
 
-bool xmrig::Pool::parse(const char *url)
+xmrig::IClient *xmrig::Pool::createClient(int id, IClientListener *listener) const
 {
-    assert(url != nullptr);
-    if (url == nullptr) {
-        return false;
+    IClient *client = nullptr;
+
+    if (m_mode == MODE_POOL) {
+        client = new Client(id, Platform::userAgent(), listener);
+    }
+#   ifdef XMRIG_FEATURE_HTTP
+    else if (m_mode == MODE_DAEMON) {
+        client = new DaemonClient(id, listener);
+    }
+    else if (m_mode == MODE_SELF_SELECT) {
+        client = new SelfSelectClient(id, Platform::userAgent(), listener);
+    }
+#   endif
+
+    assert(client != nullptr);
+
+    if (client) {
+        client->setPool(*this);
     }
 
-    const char *p    = strstr(url, "://");
-    const char *base = url;
-
-    if (p) {
-        if (strncasecmp(url, kStratumTcp, sizeof(kStratumTcp) - 1) == 0) {
-            m_flags.set(FLAG_DAEMON, false);
-            m_flags.set(FLAG_TLS,    false);
-        }
-        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 = p + 3;
-    }
-
-    if (!strlen(base) || *base == '/') {
-        return false;
-    }
-
-    m_url = url;
-    if (base[0] == '[') {
-        return parseIPv6(base);
-    }
-
-    const char *port = strchr(base, ':');
-    if (!port) {
-        m_host = base;
-        return true;
-    }
-
-    const size_t size = static_cast<size_t>(port++ - base + 1);
-    char *host        = new char[size]();
-    memcpy(host, base, size - 1);
-
-    m_host = host;
-    m_port = static_cast<uint16_t>(strtol(port, nullptr, 10));
-
-    return true;
+    return client;
 }
 
 
@@ -272,10 +209,10 @@ rapidjson::Value xmrig::Pool::toJSON(rapidjson::Document &doc) const
 
     obj.AddMember(StringRef(kAlgo),  m_algorithm.toJSON(), allocator);
     obj.AddMember(StringRef(kCoin),  m_coin.toJSON(), allocator);
-    obj.AddMember(StringRef(kUrl),   m_url.toJSON(), allocator);
+    obj.AddMember(StringRef(kUrl),   url().toJSON(), allocator);
     obj.AddMember(StringRef(kUser),  m_user.toJSON(), allocator);
 
-    if (!isDaemon()) {
+    if (m_mode != MODE_DAEMON) {
         obj.AddMember(StringRef(kPass),  m_password.toJSON(), allocator);
         obj.AddMember(StringRef(kRigId), m_rigId.toJSON(), allocator);
 
@@ -294,22 +231,44 @@ rapidjson::Value xmrig::Pool::toJSON(rapidjson::Document &doc) const
     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(kDaemon),             m_mode == MODE_DAEMON, allocator);
 
-    if (isDaemon()) {
+    if (m_mode == MODE_DAEMON) {
         obj.AddMember(StringRef(kDaemonPollInterval), m_pollInterval, allocator);
     }
+    else {
+        obj.AddMember(StringRef(kSelfSelect), m_daemon.url().toJSON(), allocator);
+    }
 
     return obj;
 }
 
 
+std::string xmrig::Pool::printableName() const
+{
+    std::string out(CSI "1;" + std::to_string(isEnabled() ? (isTLS() ? 32 : 36) : 31) + "m" + url().data() + CLEAR);
+
+    if (m_coin.isValid()) {
+        out += std::string(" coin ") + WHITE_BOLD_S + m_coin.name() + CLEAR;
+    }
+    else {
+        out += std::string(" algo ") + WHITE_BOLD_S + (m_algorithm.isValid() ? m_algorithm.shortName() : "auto") + CLEAR;
+    }
+
+    if (m_mode == MODE_SELF_SELECT) {
+        out += std::string(" self-select ") + CSI "1;" + std::to_string(m_daemon.isTLS() ? 32 : 36) + "m" + m_daemon.url().data() + CLEAR;
+    }
+
+    return out;
+}
+
+
 #ifdef APP_DEBUG
 void xmrig::Pool::print() const
 {
-    LOG_NOTICE("url:       %s", m_url.data());
-    LOG_DEBUG ("host:      %s", m_host.data());
-    LOG_DEBUG ("port:      %d", static_cast<int>(m_port));
+    LOG_NOTICE("url:       %s", url().data());
+    LOG_DEBUG ("host:      %s", host().data());
+    LOG_DEBUG ("port:      %d", static_cast<int>(port()));
     LOG_DEBUG ("user:      %s", m_user.data());
     LOG_DEBUG ("pass:      %s", m_password.data());
     LOG_DEBUG ("rig-id     %s", m_rigId.data());
@@ -318,26 +277,3 @@ void xmrig::Pool::print() const
     LOG_DEBUG ("keepAlive: %d", m_keepAlive);
 }
 #endif
-
-
-bool xmrig::Pool::parseIPv6(const char *addr)
-{
-    const char *end = strchr(addr, ']');
-    if (!end) {
-        return false;
-    }
-
-    const char *port = strchr(end, ':');
-    if (!port) {
-        return false;
-    }
-
-    const size_t size = static_cast<size_t>(end - addr);
-    char *host        = new char[size]();
-    memcpy(host, addr + 1, size - 1);
-
-    m_host = host;
-    m_port = static_cast<uint16_t>(strtol(port + 1, nullptr, 10));
-
-    return true;
-}

src/base/net/stratum/Pool.h

@@ -31,7 +31,7 @@
 #include <vector>
 
 
-#include "base/tools/String.h"
+#include "base/net/stratum/Url.h"
 #include "crypto/common/Coin.h"
 #include "rapidjson/fwd.h"
 
@@ -39,15 +39,17 @@
 namespace xmrig {
 
 
+class IClient;
+class IClientListener;
+
+
 class Pool
 {
 public:
-    enum Flags {
-        FLAG_ENABLED,
-        FLAG_NICEHASH,
-        FLAG_TLS,
-        FLAG_DAEMON,
-        FLAG_MAX
+    enum Mode {
+        MODE_POOL,
+        MODE_DAEMON,
+        MODE_SELF_SELECT
     };
 
     static const String kDefaultPassword;
@@ -57,7 +59,7 @@ public:
     constexpr static uint16_t kDefaultPort         = 3333;
     constexpr static uint64_t kDefaultPollInterval = 1000;
 
-    Pool();
+    Pool() = default;
     Pool(const char *url);
     Pool(const rapidjson::Value &object);
     Pool(const char *host,
@@ -69,20 +71,21 @@ public:
          bool tls               = false
        );
 
-    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 bool isValid() const                         { return m_url.isValid(); }
     inline const Algorithm &algorithm() const           { return m_algorithm; }
     inline const Coin &coin() const                     { return m_coin; }
     inline const String &fingerprint() const            { return m_fingerprint; }
-    inline const String &host() const                   { return m_host; }
+    inline const String &host() const                   { return m_url.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 &url() const                    { return m_url.url(); }
     inline const String &user() const                   { return !m_user.isNull() ? m_user : kDefaultUser; }
+    inline const Url &daemon() const                    { return m_daemon; }
     inline int keepAlive() const                        { return m_keepAlive; }
-    inline uint16_t port() const                        { return m_port; }
+    inline Mode mode() const                            { return m_mode; }
+    inline uint16_t port() const                        { return m_url.port(); }
     inline uint64_t pollInterval() const                { return m_pollInterval; }
     inline void setAlgo(const Algorithm &algorithm)     { m_algorithm = algorithm; }
     inline void setPassword(const String &password)     { m_password = password; }
@@ -94,31 +97,37 @@ public:
 
     bool isEnabled() const;
     bool isEqual(const Pool &other) const;
-    bool parse(const char *url);
+    IClient *createClient(int id, IClientListener *listener) const;
     rapidjson::Value toJSON(rapidjson::Document &doc) const;
+    std::string printableName() const;
 
 #   ifdef APP_DEBUG
     void print() const;
 #   endif
 
 private:
+    enum Flags {
+        FLAG_ENABLED,
+        FLAG_NICEHASH,
+        FLAG_TLS,
+        FLAG_MAX
+    };
+
     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);
-
     Algorithm m_algorithm;
     Coin m_coin;
-    int m_keepAlive;
-    std::bitset<FLAG_MAX> m_flags;
+    int m_keepAlive                 = 0;
+    Mode m_mode                     = MODE_POOL;
+    std::bitset<FLAG_MAX> m_flags   = 0;
     String m_fingerprint;
-    String m_host;
     String m_password;
     String m_rigId;
-    String m_url;
     String m_user;
-    uint16_t m_port;
-    uint64_t m_pollInterval;
+    uint64_t m_pollInterval         = kDefaultPollInterval;
+    Url m_daemon;
+    Url m_url;
 };
 
 

src/base/net/stratum/Pools.cpp

@@ -65,7 +65,7 @@ xmrig::IStrategy *xmrig::Pools::createStrategy(IStrategyListener *listener) cons
         }
     }
 
-    FailoverStrategy *strategy = new FailoverStrategy(retryPause(), retries(), listener);
+    auto strategy = new FailoverStrategy(retryPause(), retries(), listener);
     for (const Pool &pool : m_data) {
         if (pool.isEnabled()) {
             strategy->add(pool);
@@ -135,13 +135,7 @@ void xmrig::Pools::print() const
 {
     size_t i = 1;
     for (const Pool &pool : m_data) {
-        Log::print(GREEN_BOLD(" * ") WHITE_BOLD("POOL #%-7zu") CSI "1;%dm%s" CLEAR " %s " WHITE_BOLD("%s"),
-                   i,
-                   (pool.isEnabled() ? (pool.isTLS() ? 32 : 36) : 31),
-                   pool.url().data(),
-                   pool.coin().isValid() ? "coin" : "algo",
-                   pool.coin().isValid() ? pool.coin().name() : (pool.algorithm().isValid() ? pool.algorithm().shortName() : "auto")
-                   );
+        Log::print(GREEN_BOLD(" * ") WHITE_BOLD("POOL #%-7zu") "%s", i, pool.printableName().c_str());
 
         i++;
     }

src/base/net/stratum/SelfSelectClient.cpp

@@ -0,0 +1,302 @@
+/* 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      jtgrassie   <https://github.com/jtgrassie>
+ * 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/net/stratum/SelfSelectClient.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/net/http/HttpClient.h"
+#include "base/net/stratum/Client.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 *kBlob                = "blob";
+static const char *kBlockhashingBlob    = "blockhashing_blob";
+static const char *kBlocktemplateBlob   = "blocktemplate_blob";
+static const char *kDifficulty          = "difficulty";
+static const char *kHeight              = "height";
+static const char *kId                  = "id";
+static const char *kJobId               = "job_id";
+static const char *kNextSeedHash        = "next_seed_hash";
+static const char *kPrevHash            = "prev_hash";
+static const char *kSeedHash            = "seed_hash";
+
+static const char * const required_fields[] = { kBlocktemplateBlob, kBlockhashingBlob, kHeight, kDifficulty, kPrevHash };
+
+} /* namespace xmrig */
+
+
+xmrig::SelfSelectClient::SelfSelectClient(int id, const char *agent, IClientListener *listener) :
+    m_listener(listener)
+{
+    m_client = new Client(id, agent, this);
+}
+
+
+xmrig::SelfSelectClient::~SelfSelectClient()
+{
+    delete m_client;
+}
+
+
+void xmrig::SelfSelectClient::tick(uint64_t now)
+{
+    m_client->tick(now);
+
+    if (m_state == RetryState) {
+        if (Chrono::steadyMSecs() - m_timestamp < m_retryPause) {
+            return;
+        }
+
+        getBlockTemplate();
+    }
+}
+
+
+void xmrig::SelfSelectClient::onJobReceived(IClient *, const Job &job, const rapidjson::Value &)
+{
+    m_job = job;
+
+    getBlockTemplate();
+}
+
+
+void xmrig::SelfSelectClient::onLogin(IClient *, rapidjson::Document &doc, rapidjson::Value &params)
+{
+    params.AddMember("mode", "self-select", doc.GetAllocator());
+
+    m_listener->onLogin(this, doc, params);
+}
+
+
+bool xmrig::SelfSelectClient::parseResponse(int64_t id, rapidjson::Value &result, const rapidjson::Value &error)
+{
+    if (id == -1) {
+        return false;
+    }
+
+    if (error.IsObject()) {
+        LOG_ERR("[%s] error: " RED_BOLD("\"%s\"") RED_S ", code: %d", pool().daemon().url().data(), Json::getString(error, "message"), Json::getInt(error, "code"));
+
+        return false;
+    }
+
+    if (!result.IsObject()) {
+        return false;
+    }
+
+    for (auto field : required_fields) {
+        if (!result.HasMember(field)) {
+            LOG_ERR("[%s] required field " RED_BOLD("\"%s\"") RED_S " not found", pool().daemon().url().data(), field);
+
+            return false;
+        }
+    }
+
+    if (!m_job.setBlob(result[kBlockhashingBlob].GetString())) {
+        return false;
+    }
+
+    m_job.setHeight(Json::getUint64(result, kHeight));
+    m_job.setSeedHash(Json::getString(result, kSeedHash));
+
+    submitBlockTemplate(result);
+
+    return true;
+}
+
+
+void xmrig::SelfSelectClient::getBlockTemplate()
+{
+    setState(WaitState);
+
+    using namespace rapidjson;
+    Document doc(kObjectType);
+    auto &allocator = doc.GetAllocator();
+
+    Value params(kObjectType);
+    params.AddMember("wallet_address",  m_job.poolWallet().toJSON(), allocator);
+    params.AddMember("extra_nonce",     m_job.extraNonce().toJSON(), allocator);
+
+    JsonRequest::create(doc, m_sequence++, "getblocktemplate", params);
+
+    send(HTTP_POST, "/json_rpc", doc);
+}
+
+
+void xmrig::SelfSelectClient::retry()
+{
+    setState(RetryState);
+}
+
+
+void xmrig::SelfSelectClient::send(int method, const char *url, const char *data, size_t size)
+{
+    LOG_DEBUG("[%s] " MAGENTA_BOLD("\"%s %s\"") BLACK_BOLD_S " send (%zu bytes): \"%.*s\"",
+              pool().daemon().url().data(),
+              http_method_str(static_cast<http_method>(method)),
+              url,
+              size,
+              static_cast<int>(size),
+              data);
+
+    HttpClient *client;
+#   ifdef XMRIG_FEATURE_TLS
+    if (pool().daemon().isTLS()) {
+        client = new HttpsClient(method, url, this, data, size, String());
+    }
+    else
+#   endif
+    {
+        client = new HttpClient(method, url, this, data, size);
+    }
+
+    client->setQuiet(isQuiet());
+    client->connect(pool().daemon().host(), pool().daemon().port());
+}
+
+
+void xmrig::SelfSelectClient::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::SelfSelectClient::setState(State state)
+{
+    if (m_state == state) {
+        return;
+    }
+
+    switch (state) {
+    case IdleState:
+        m_timestamp = 0;
+        m_failures  = 0;
+        break;
+
+    case WaitState:
+        m_timestamp = Chrono::steadyMSecs();
+        break;
+
+    case RetryState:
+        m_timestamp = Chrono::steadyMSecs();
+
+        if (m_failures > m_retries) {
+            m_listener->onClose(this, static_cast<int>(m_failures));
+        }
+
+        m_failures++;
+        break;
+    }
+
+    m_state = state;
+}
+
+
+void xmrig::SelfSelectClient::submitBlockTemplate(rapidjson::Value &result)
+{
+    using namespace rapidjson;
+    Document doc(kObjectType);
+    auto &allocator = doc.GetAllocator();
+
+    Value params(kObjectType);
+    params.AddMember(StringRef(kId),            m_job.clientId().toJSON(), allocator);
+    params.AddMember(StringRef(kJobId),         m_job.id().toJSON(), allocator);
+    params.AddMember(StringRef(kBlob),          result[kBlocktemplateBlob], allocator);
+    params.AddMember(StringRef(kHeight),        m_job.height(), allocator);
+    params.AddMember(StringRef(kDifficulty),    result[kDifficulty], allocator);
+    params.AddMember(StringRef(kPrevHash),      result[kPrevHash], allocator);
+    params.AddMember(StringRef(kSeedHash),      result[kSeedHash], allocator);
+    params.AddMember(StringRef(kNextSeedHash),  result[kNextSeedHash], allocator);
+
+    JsonRequest::create(doc, sequence(), "block_template", params);
+
+    send(doc, [this](const rapidjson::Value &result, bool success, uint64_t elapsed) {
+        if (!success) {
+            if (!isQuiet()) {
+                LOG_ERR("[%s] error: " RED_BOLD("\"%s\"") RED_S ", code: %d", pool().daemon().url().data(), Json::getString(result, "message"), Json::getInt(result, "code"));
+            }
+
+            return retry();
+        }
+
+        if (!m_active) {
+            return;
+        }
+
+        if (m_failures > m_retries) {
+            m_listener->onLoginSuccess(this);
+        }
+
+        setState(IdleState);
+        m_listener->onJobReceived(this, m_job, rapidjson::Value{});
+    });
+}
+
+
+void xmrig::SelfSelectClient::onHttpData(const HttpData &data)
+{
+    if (data.status != HTTP_STATUS_OK) {
+        return retry();
+    }
+
+    LOG_DEBUG("[%s] received (%d bytes): \"%.*s\"", pool().daemon().url().data(), static_cast<int>(data.body.size()), static_cast<int>(data.body.size()), data.body.c_str());
+
+    rapidjson::Document doc;
+    if (doc.Parse(data.body.c_str()).HasParseError()) {
+        if (!isQuiet()) {
+            LOG_ERR("[%s] JSON decode failed: \"%s\"",  pool().daemon().url().data(), rapidjson::GetParseError_En(doc.GetParseError()));
+        }
+
+        return retry();
+    }
+
+    const int64_t id = Json::getInt64(doc, "id", -1);
+    if (id > 0 && m_sequence - id != 1) {
+        return;
+    }
+
+    if (!parseResponse(id, doc["result"], Json::getObject(doc, "error"))) {
+        retry();
+    }
+}

src/base/net/stratum/SelfSelectClient.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 2019      jtgrassie   <https://github.com/jtgrassie>
+ * 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_SELFSELECTCLIENT_H
+#define XMRIG_SELFSELECTCLIENT_H
+
+
+#include "base/kernel/interfaces/IClient.h"
+#include "base/kernel/interfaces/IClientListener.h"
+#include "base/kernel/interfaces/IHttpListener.h"
+#include "base/net/stratum/Job.h"
+#include "base/tools/Object.h"
+
+
+namespace xmrig {
+
+
+class SelfSelectClient : public IClient, public IClientListener, public IHttpListener
+{
+public:
+    XMRIG_DISABLE_COPY_MOVE_DEFAULT(SelfSelectClient)
+
+    SelfSelectClient(int id, const char *agent, IClientListener *listener);
+    ~SelfSelectClient() override;
+
+protected:
+    // IClient
+    inline bool disconnect() override                                               { return m_client->disconnect(); }
+    inline bool hasExtension(Extension extension) const noexcept override           { return m_client->hasExtension(extension); }
+    inline bool isEnabled() const override                                          { return m_client->isEnabled(); }
+    inline bool isTLS() const override                                              { return m_client->isTLS(); }
+    inline const char *mode() const override                                        { return m_client->mode(); }
+    inline const char *tlsFingerprint() const override                              { return m_client->tlsFingerprint(); }
+    inline const char *tlsVersion() const override                                  { return m_client->tlsVersion(); }
+    inline const Job &job() const override                                          { return m_client->job(); }
+    inline const Pool &pool() const override                                        { return m_client->pool(); }
+    inline const String &ip() const override                                        { return m_client->ip(); }
+    inline int id() const override                                                  { return m_client->id(); }
+    inline int64_t send(const rapidjson::Value &obj, Callback callback) override    { return m_client->send(obj, callback); }
+    inline int64_t send(const rapidjson::Value &obj) override                       { return m_client->send(obj); }
+    inline int64_t sequence() const override                                        { return m_client->sequence(); }
+    inline int64_t submit(const JobResult &result) override                         { return m_client->submit(result); }
+    inline void connect() override                                                  { m_client->connect(); }
+    inline void connect(const Pool &pool) override                                  { m_client->connect(pool); }
+    inline void deleteLater() override                                              { m_client->deleteLater(); }
+    inline void setAlgo(const Algorithm &algo) override                             { m_client->setAlgo(algo); }
+    inline void setEnabled(bool enabled) override                                   { m_client->setEnabled(enabled); }
+    inline void setPool(const Pool &pool) override                                  { m_client->setPool(pool); }
+    inline void setQuiet(bool quiet) override                                       { m_client->setQuiet(quiet); m_quiet = quiet;  }
+    inline void setRetries(int retries) override                                    { m_client->setRetries(retries); m_retries = retries; }
+    inline void setRetryPause(uint64_t ms) override                                 { m_client->setRetryPause(ms); m_retryPause = ms; }
+
+    void tick(uint64_t now) override;
+
+    // IClientListener
+    inline void onClose(IClient *, int failures) override                                           { m_listener->onClose(this, failures); setState(IdleState); m_active = false; }
+    inline void onLoginSuccess(IClient *) override                                                  { m_listener->onLoginSuccess(this); setState(IdleState); m_active = true; }
+    inline void onResultAccepted(IClient *, const SubmitResult &result, const char *error) override { m_listener->onResultAccepted(this, result, error); }
+    inline void onVerifyAlgorithm(const IClient *, const Algorithm &algorithm, bool *ok) override   { m_listener->onVerifyAlgorithm(this, algorithm, ok); }
+
+    void onJobReceived(IClient *, const Job &job, const rapidjson::Value &params) override;
+    void onLogin(IClient *, rapidjson::Document &doc, rapidjson::Value &params) override;
+
+    // IHttpListener
+    void onHttpData(const HttpData &data) override;
+
+private:
+    enum State {
+        IdleState,
+        WaitState,
+        RetryState
+    };
+
+    inline bool isQuiet() const { return m_quiet || m_failures >= m_retries; }
+
+    bool parseResponse(int64_t id, rapidjson::Value &result, const rapidjson::Value &error);
+    void 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(State state);
+    void submitBlockTemplate(rapidjson::Value &result);
+
+    bool m_active           = false;
+    bool m_quiet            = false;
+    IClient *m_client;
+    IClientListener *m_listener;
+    int m_retries           = 5;
+    int64_t m_failures      = 0;
+    int64_t m_sequence      = 1;
+    Job m_job;
+    State m_state           = IdleState;
+    uint64_t m_retryPause   = 5000;
+    uint64_t m_timestamp    = 0;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_SELFSELECTCLIENT_H */

src/base/net/stratum/SubmitResult.h

@@ -35,34 +35,26 @@ namespace xmrig {
 class SubmitResult
 {
 public:
-    inline SubmitResult() :
-        reqId(0),
-        seq(0),
-        actualDiff(0),
-        diff(0),
-        elapsed(0),
-        m_start(0)
-    {}
+    SubmitResult() = default;
 
     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;
+    int64_t reqId           = 0;
+    int64_t seq             = 0;
+    uint64_t actualDiff     = 0;
+    uint64_t diff           = 0;
+    uint64_t elapsed        = 0;
 
 private:
-    uint64_t m_start;
+    uint64_t m_start        = 0;
 };
 
 

src/base/net/stratum/Url.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 2017-2019 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>
+ *
+ *   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/net/stratum/Url.h"
+
+
+#include <cassert>
+#include <cstring>
+#include <cstdlib>
+#include <cstdio>
+
+
+#ifdef _MSC_VER
+#   define strncasecmp _strnicmp
+#endif
+
+
+namespace xmrig {
+
+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
+
+}
+
+
+xmrig::Url::Url(const char *url)
+{
+    parse(url);
+}
+
+
+xmrig::Url::Url(const char *host, uint16_t port, bool tls, Scheme scheme) :
+    m_tls(tls),
+    m_scheme(scheme),
+    m_host(host),
+    m_port(port)
+{
+    const size_t size = m_host.size() + 8;
+    assert(size > 8);
+
+    char *url = new char[size]();
+    snprintf(url, size - 1, "%s:%d", m_host.data(), m_port);
+
+    m_url = url;
+}
+
+
+bool xmrig::Url::isEqual(const Url &other) const
+{
+    return (m_tls == other.m_tls && m_scheme == other.m_scheme && m_host == other.m_host && m_url == other.m_url && m_port == other.m_port);
+}
+
+
+bool xmrig::Url::parse(const char *url)
+{
+    if (url == nullptr) {
+        return false;
+    }
+
+    const char *p    = strstr(url, "://");
+    const char *base = url;
+
+    if (p) {
+        if (strncasecmp(url, kStratumTcp, sizeof(kStratumTcp) - 1) == 0) {
+            m_scheme = STRATUM;
+            m_tls    = false;
+        }
+        else if (strncasecmp(url, kStratumSsl, sizeof(kStratumSsl) - 1) == 0) {
+            m_scheme = STRATUM;
+            m_tls    = true;
+        }
+#       ifdef XMRIG_FEATURE_HTTP
+        else if (strncasecmp(url, kDaemonHttps, sizeof(kDaemonHttps) - 1) == 0) {
+            m_scheme = DAEMON;
+            m_tls    = true;
+        }
+        else if (strncasecmp(url, kDaemonHttp, sizeof(kDaemonHttp) - 1) == 0) {
+            m_scheme = DAEMON;
+            m_tls    = false;
+        }
+#       endif
+        else {
+            return false;
+        }
+
+        base = p + 3;
+    }
+
+    if (!strlen(base) || *base == '/') {
+        return false;
+    }
+
+    m_url = url;
+    if (base[0] == '[') {
+        return parseIPv6(base);
+    }
+
+    const char *port = strchr(base, ':');
+    if (!port) {
+        m_host = base;
+        return true;
+    }
+
+    const auto size = static_cast<size_t>(port++ - base + 1);
+    char *host      = new char[size]();
+    memcpy(host, base, size - 1);
+
+    m_host = host;
+    m_port = static_cast<uint16_t>(strtol(port, nullptr, 10));
+
+    return true;
+}
+
+
+bool xmrig::Url::parseIPv6(const char *addr)
+{
+    const char *end = strchr(addr, ']');
+    if (!end) {
+        return false;
+    }
+
+    const char *port = strchr(end, ':');
+    if (!port) {
+        return false;
+    }
+
+    const auto size = static_cast<size_t>(end - addr);
+    char *host        = new char[size]();
+    memcpy(host, addr + 1, size - 1);
+
+    m_host = host;
+    m_port = static_cast<uint16_t>(strtol(port + 1, nullptr, 10));
+
+    return true;
+}

src/base/net/stratum/Url.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 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_URL_H
+#define XMRIG_URL_H
+
+
+#include "base/tools/String.h"
+
+
+namespace xmrig {
+
+
+class Url
+{
+public:
+    enum Scheme {
+        UNSPECIFIED,
+        STRATUM,
+        DAEMON
+    };
+
+    Url() = default;
+    Url(const char *url);
+    Url(const char *host, uint16_t port, bool tls = false, Scheme scheme = UNSPECIFIED);
+
+    inline bool isTLS() const                           { return m_tls; }
+    inline bool isValid() const                         { return !m_host.isNull() && m_port > 0; }
+    inline const String &host() const                   { return m_host; }
+    inline const String &url() const                    { return m_url; }
+    inline Scheme scheme() const                        { return m_scheme; }
+    inline uint16_t port() const                        { return m_port; }
+
+    inline bool operator!=(const Url &other) const      { return !isEqual(other); }
+    inline bool operator==(const Url &other) const      { return isEqual(other); }
+
+    bool isEqual(const Url &other) const;
+    rapidjson::Value toJSON(rapidjson::Document &doc) const;
+
+private:
+    bool parse(const char *url);
+    bool parseIPv6(const char *addr);
+
+    bool m_tls      = false;
+    Scheme m_scheme = UNSPECIFIED;
+    String m_host;
+    String m_url;
+    uint16_t m_port = 3333;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_URL_H */