xmrig/src/common/Platform_mac.cpp

124 lines
3 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 2016-2017 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 <mach/thread_act.h>
#include <mach/thread_policy.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/resource.h>
#include <uv.h>
#include "Platform.h"
#include "version.h"
#ifdef XMRIG_NVIDIA_PROJECT
# include "nvidia/cryptonight.h"
#endif
char *Platform::createUserAgent()
{
constexpr const size_t max = 256;
char *buf = new char[max]();
int length = snprintf(buf, max, "%s/%s (Macintosh; Intel Mac OS X) libuv/%s", APP_NAME, APP_VERSION, uv_version_string());
# ifdef XMRIG_NVIDIA_PROJECT
const int cudaVersion = cuda_get_runtime_version();
length += snprintf(buf + length, max - length, " CUDA/%d.%d", cudaVersion / 1000, cudaVersion % 100);
# endif
# ifdef __clang__
length += snprintf(buf + length, max - length, " clang/%d.%d.%d", __clang_major__, __clang_minor__, __clang_patchlevel__);
# elif defined(__GNUC__)
length += snprintf(buf + length, max - length, " gcc/%d.%d.%d", __GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__);
# endif
return buf;
}
bool Platform::setThreadAffinity(uint64_t cpu_id)
{
thread_port_t mach_thread;
thread_affinity_policy_data_t policy = { static_cast<integer_t>(cpu_id) };
mach_thread = pthread_mach_thread_np(pthread_self());
return thread_policy_set(mach_thread, THREAD_AFFINITY_POLICY, (thread_policy_t)&policy, 1) == KERN_SUCCESS;
}
uint32_t Platform::setTimerResolution(uint32_t resolution)
{
return resolution;
}
void Platform::restoreTimerResolution()
{
}
void Platform::setProcessPriority(int priority)
{
}
void Platform::setThreadPriority(int priority)
{
if (priority == -1) {
return;
}
int prio = 19;
switch (priority)
{
case 1:
prio = 5;
break;
case 2:
prio = 0;
break;
case 3:
prio = -5;
break;
case 4:
prio = -10;
break;
case 5:
prio = -15;
break;
default:
break;
}
setpriority(PRIO_PROCESS, 0, prio);
}