mirrors/xmrig
1
0
Fork 1
mirror of https://github.com/xmrig/xmrig.git synced 2026-01-18 05:19:30 -05:00
Code Issues Projects Releases Wiki Activity

Added generic secure JIT support for RandomX.

Browse Source
This commit is contained in:
XMRig
2020-12-11 23:17:54 +07:00
parent f9c0933f05
commit ec62ded279
19 changed files with 227 additions and 110 deletions
Download Patch File Download Diff File Expand all files Collapse all files

62
src/crypto/common/VirtualMemory_win.cpp
View File

@@ -1,14 +1,7 @@
/* XMRig
* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
* Copyright 2018 Lee Clagett <https://github.com/vtnerd>
* Copyright 2018-2019 SChernykh <https://github.com/SChernykh>
* Copyright 2018-2019 tevador <tevador@gmail.com>
* Copyright 2016-2019 XMRig <https://github.com/xmrig>, <support@xmrig.com>
* Copyright (c) 2018-2020 tevador <tevador@gmail.com>
* Copyright (c) 2018-2020 SChernykh <https://github.com/SChernykh>
* Copyright (c) 2016-2020 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
@@ -36,6 +29,13 @@
#include "crypto/common/VirtualMemory.h"
#ifdef XMRIG_SECURE_JIT
# define SECURE_PAGE_EXECUTE_READWRITE PAGE_READWRITE
#else
# define SECURE_PAGE_EXECUTE_READWRITE PAGE_EXECUTE_READWRITE
#endif
namespace xmrig {
@@ -162,16 +162,40 @@ bool xmrig::VirtualMemory::isOneGbPagesAvailable()
}
bool xmrig::VirtualMemory::protectRW(void *p, size_t size)
{
DWORD oldProtect;
return VirtualProtect(p, size, PAGE_READWRITE, &oldProtect) != 0;
}
bool xmrig::VirtualMemory::protectRWX(void *p, size_t size)
{
DWORD oldProtect;
return VirtualProtect(p, size, PAGE_EXECUTE_READWRITE, &oldProtect) != 0;
}
bool xmrig::VirtualMemory::protectRX(void *p, size_t size)
{
DWORD oldProtect;
return VirtualProtect(p, size, PAGE_EXECUTE_READ, &oldProtect) != 0;
}
void *xmrig::VirtualMemory::allocateExecutableMemory(size_t size, bool hugePages)
{
void* result = nullptr;
if (hugePages) {
result = VirtualAlloc(nullptr, align(size), MEM_COMMIT | MEM_RESERVE | MEM_LARGE_PAGES, PAGE_EXECUTE_READWRITE);
result = VirtualAlloc(nullptr, align(size), MEM_COMMIT | MEM_RESERVE | MEM_LARGE_PAGES, SECURE_PAGE_EXECUTE_READWRITE);
}
if (!result) {
result = VirtualAlloc(nullptr, size, MEM_COMMIT | MEM_RESERVE, PAGE_EXECUTE_READWRITE);
result = VirtualAlloc(nullptr, size, MEM_COMMIT | MEM_RESERVE, SECURE_PAGE_EXECUTE_READWRITE);
}
return result;
@@ -209,20 +233,6 @@ void xmrig::VirtualMemory::freeLargePagesMemory(void *p, size_t)
}
void xmrig::VirtualMemory::protectExecutableMemory(void *p, size_t size)
{
DWORD oldProtect;
VirtualProtect(p, size, PAGE_EXECUTE_READ, &oldProtect);
}
void xmrig::VirtualMemory::unprotectExecutableMemory(void *p, size_t size)
{
DWORD oldProtect;
VirtualProtect(p, size, PAGE_EXECUTE_READWRITE, &oldProtect);
}
void xmrig::VirtualMemory::osInit(bool hugePages)
{
if (hugePages) {