monero/contrib/epee/include/misc_os_dependent.h

122 lines
3.7 KiB
C++

// Copyright (c) 2006-2013, Andrey N. Sabelnikov, www.sabelnikov.net
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of the Andrey N. Sabelnikov nor the
// names of its contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#ifdef WIN32
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
//#ifdef _WIN32_WINNT
// #undef _WIN32_WINNT
// #define _WIN32_WINNT 0x0600
//#endif
#include <windows.h>
#endif
#ifdef __MACH__
#include <mach/clock.h>
#include <mach/mach.h>
#endif
#pragma once
namespace epee
{
namespace misc_utils
{
inline uint64_t get_ns_count()
{
#if defined(_MSC_VER)
return ::GetTickCount64() * 1000000;
#elif defined(WIN32)
static LARGE_INTEGER pcfreq = {0};
LARGE_INTEGER ticks;
if (!pcfreq.QuadPart)
QueryPerformanceFrequency(&pcfreq);
QueryPerformanceCounter(&ticks);
ticks.QuadPart *= 1000000000; /* we want nsec */
return ticks.QuadPart / pcfreq.QuadPart;
#elif defined(__MACH__)
clock_serv_t cclock;
mach_timespec_t mts;
host_get_clock_service(mach_host_self(), SYSTEM_CLOCK, &cclock);
clock_get_time(cclock, &mts);
mach_port_deallocate(mach_task_self(), cclock);
return (mts.tv_sec * 1000000000) + (mts.tv_nsec);
#else
struct timespec ts;
if(clock_gettime(CLOCK_MONOTONIC, &ts) != 0) {
return 0;
}
return (ts.tv_sec * 1000000000) + (ts.tv_nsec);
#endif
}
inline uint64_t get_tick_count()
{
return get_ns_count() / 1000000;
}
inline int call_sys_cmd(const std::string& cmd)
{
std::cout << "# " << cmd << std::endl;
FILE * fp ;
//char tstCommand[] ="ls *";
char path[1000] = {0};
#if !defined(__GNUC__)
fp = _popen(cmd.c_str(), "r");
#else
fp = popen(cmd.c_str(), "r");
#endif
while ( fgets( path, 1000, fp ) != NULL )
std::cout << path;
#if !defined(__GNUC__)
_pclose(fp);
#else
pclose(fp);
#endif
return 0;
}
inline std::string get_thread_string_id()
{
#if defined(_WIN32)
return boost::lexical_cast<std::string>(GetCurrentThreadId());
#elif defined(__GNUC__)
return boost::lexical_cast<std::string>(pthread_self());
#endif
}
}
}