XMRig
5 years ago
10 changed files with 335 additions and 17 deletions
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/* XMRig
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* Copyright 2010 Jeff Garzik <jgarzik@pobox.com> |
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* Copyright 2012-2014 pooler <pooler@litecoinpool.org> |
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* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
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* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
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* Copyright 2016 Jay D Dee <jayddee246@gmail.com> |
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* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
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* Copyright 2018-2019 SChernykh <https://github.com/SChernykh>
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* Copyright 2016-2019 XMRig <https://github.com/xmrig>, <support@xmrig.com>
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#include <stdexcept> |
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#include <uv.h> |
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#include "backend/cuda/wrappers/NvmlLib.h" |
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#include "backend/cuda/wrappers/nvml_lite.h" |
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#include "base/io/log/Log.h" |
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namespace xmrig { |
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static uv_lib_t nvmlLib; |
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static const char *kNvmlInit = "nvmlInit_v2"; |
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static const char *kNvmlShutdown = "nvmlShutdown"; |
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static const char *kNvmlSystemGetDriverVersion = "nvmlSystemGetDriverVersion"; |
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static const char *kNvmlSystemGetNVMLVersion = "nvmlSystemGetNVMLVersion"; |
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static const char *kSymbolNotFound = "symbol not found"; |
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static nvmlReturn_t (*pNvmlInit)() = nullptr; |
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static nvmlReturn_t (*pNvmlShutdown)() = nullptr; |
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static nvmlReturn_t (*pNvmlSystemGetDriverVersion)(char *version, unsigned int length) = nullptr; |
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static nvmlReturn_t (*pNvmlSystemGetNVMLVersion)(char *version, unsigned int length) = nullptr; |
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#define DLSYM(x) if (uv_dlsym(&nvmlLib, k##x, reinterpret_cast<void**>(&p##x)) == -1) { throw std::runtime_error(kSymbolNotFound); } |
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bool NvmlLib::m_initialized = false; |
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bool NvmlLib::m_ready = false; |
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char NvmlLib::m_driverVersion[80] = { 0 }; |
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char NvmlLib::m_nvmlVersion[80] = { 0 }; |
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String NvmlLib::m_loader; |
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} // namespace xmrig
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bool xmrig::NvmlLib::init(const char *fileName) |
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{ |
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if (!m_initialized) { |
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m_loader = fileName; |
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m_ready = dlopen() && load(); |
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m_initialized = true; |
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} |
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return m_ready; |
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} |
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const char *xmrig::NvmlLib::lastError() noexcept |
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{ |
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return uv_dlerror(&nvmlLib); |
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} |
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void xmrig::NvmlLib::close() |
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{ |
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if (m_ready) { |
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pNvmlShutdown(); |
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} |
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uv_dlclose(&nvmlLib); |
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} |
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bool xmrig::NvmlLib::dlopen() |
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{ |
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if (!m_loader.isNull()) { |
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return uv_dlopen(m_loader, &nvmlLib) == 0; |
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} |
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# ifdef _WIN32 |
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if (uv_dlopen("nvml.dll", &nvmlLib) == 0) { |
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return true; |
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} |
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char path[MAX_PATH] = { 0 }; |
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ExpandEnvironmentStringsA("%PROGRAMFILES%\\NVIDIA Corporation\\NVSMI\\nvml.dll", path, sizeof(path)); |
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return uv_dlopen(path, &nvmlLib) == 0; |
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# else |
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return uv_dlopen("libnvidia-ml.so", &nvmlLib) == 0; |
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# endif |
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} |
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bool xmrig::NvmlLib::load() |
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{ |
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try { |
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DLSYM(NvmlInit); |
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DLSYM(NvmlShutdown); |
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DLSYM(NvmlSystemGetDriverVersion); |
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DLSYM(NvmlSystemGetNVMLVersion); |
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} catch (std::exception &ex) { |
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return false; |
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} |
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if (pNvmlInit() != NVML_SUCCESS) { |
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return false; |
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} |
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pNvmlSystemGetDriverVersion(m_driverVersion, sizeof(m_driverVersion)); |
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pNvmlSystemGetNVMLVersion(m_nvmlVersion, sizeof(m_nvmlVersion)); |
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return true; |
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} |
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@ -0,0 +1,62 @@ |
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/* XMRig
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* Copyright 2010 Jeff Garzik <jgarzik@pobox.com> |
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* Copyright 2012-2014 pooler <pooler@litecoinpool.org> |
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* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
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* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
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* Copyright 2016 Jay D Dee <jayddee246@gmail.com> |
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* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
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* Copyright 2018-2019 SChernykh <https://github.com/SChernykh>
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* Copyright 2016-2019 XMRig <https://github.com/xmrig>, <support@xmrig.com>
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#ifndef XMRIG_NVMLLIB_H |
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#define XMRIG_NVMLLIB_H |
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#include "base/tools/String.h" |
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namespace xmrig { |
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class NvmlLib |
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{ |
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public: |
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static bool init(const char *fileName = nullptr); |
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static const char *lastError() noexcept; |
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static void close(); |
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static inline bool isInitialized() noexcept { return m_initialized; } |
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static inline bool isReady() noexcept { return m_ready; } |
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static inline const char *driverVersion() noexcept { return m_driverVersion; } |
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static inline const char *version() noexcept { return m_nvmlVersion; } |
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private: |
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static bool dlopen(); |
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static bool load(); |
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static bool m_initialized; |
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static bool m_ready; |
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static char m_driverVersion[80]; |
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static char m_nvmlVersion[80]; |
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static String m_loader; |
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}; |
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} // namespace xmrig
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#endif /* XMRIG_NVMLLIB_H */ |
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@ -0,0 +1,38 @@ |
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/* XMRig
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* Copyright 2010 Jeff Garzik <jgarzik@pobox.com> |
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* Copyright 2012-2014 pooler <pooler@litecoinpool.org> |
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* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
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* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
|
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* Copyright 2016 Jay D Dee <jayddee246@gmail.com> |
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* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
|
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* Copyright 2018-2019 SChernykh <https://github.com/SChernykh>
|
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* Copyright 2016-2019 XMRig <https://github.com/xmrig>, <support@xmrig.com>
|
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#ifndef XMRIG_NVML_LITE_H |
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#define XMRIG_NVML_LITE_H |
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#include <cstdint> |
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#define NVML_SUCCESS 0 |
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using nvmlReturn_t = uint32_t; |
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#endif /* XMRIG_NVML_LITE_H */ |
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