REDACTED-rig/src/base/kernel/Process.cpp
2020-04-29 14:17:33 +07:00

158 lines
3.8 KiB
C++

/* 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 2018-2020 SChernykh <https://github.com/SChernykh>
* Copyright 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
* 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 <ctime>
#include <string>
#include <uv.h>
#include "base/kernel/Process.h"
#include "base/tools/Chrono.h"
namespace xmrig {
static char pathBuf[520];
static std::string dataDir;
static std::string getPath(Process::Location location)
{
size_t size = sizeof(pathBuf);
if (location == Process::DataLocation) {
if (!dataDir.empty()) {
return dataDir;
}
location = Process::ExeLocation;
}
if (location == Process::HomeLocation) {
# if UV_VERSION_HEX >= 0x010600
return uv_os_homedir(pathBuf, &size) < 0 ? "" : std::string(pathBuf, size);
# else
location = Process::ExeLocation;
# endif
}
if (location == Process::TempLocation) {
# if UV_VERSION_HEX >= 0x010900
return uv_os_tmpdir(pathBuf, &size) < 0 ? "" : std::string(pathBuf, size);
# else
location = Process::ExeLocation;
# endif
}
if (location == Process::ExeLocation) {
if (uv_exepath(pathBuf, &size) < 0) {
return {};
}
const auto path = std::string(pathBuf, size);
const auto pos = path.rfind(Process::kDirSeparator);
if (pos != std::string::npos) {
return path.substr(0, pos);
}
return path;
}
if (location == Process::CwdLocation) {
return uv_cwd(pathBuf, &size) < 0 ? "" : std::string(pathBuf, size);
}
return {};
}
static void setDataDir(const char *path)
{
if (path == nullptr) {
return;
}
std::string dir = path;
if (!dir.empty() && (dir.back() == '/' || dir.back() == '\\')) {
dir.pop_back();
}
if (!dir.empty() && uv_chdir(dir.c_str()) == 0) {
dataDir = dir;
}
}
} // namespace xmrig
xmrig::Process::Process(int argc, char **argv) :
m_arguments(argc, argv)
{
srand(static_cast<unsigned int>(Chrono::currentMSecsSinceEpoch() ^ reinterpret_cast<uintptr_t>(this)));
setDataDir(m_arguments.value("--data-dir", "-d"));
}
int xmrig::Process::pid()
{
# if UV_VERSION_HEX >= 0x011200
return uv_os_getpid();
# else
return 0;
# endif
}
int xmrig::Process::ppid()
{
# if UV_VERSION_HEX >= 0x011000
return uv_os_getppid();
# else
return 0;
# endif
}
xmrig::String xmrig::Process::exepath()
{
size_t size = sizeof(pathBuf);
return uv_exepath(pathBuf, &size) < 0 ? "" : String(pathBuf, size);
}
xmrig::String xmrig::Process::location(Location location, const char *fileName)
{
auto path = getPath(location);
if (path.empty() || fileName == nullptr) {
return path.c_str();
}
return (path + kDirSeparator + fileName).c_str();
}