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// 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.
//
#pragma once
#include <chrono>
#include <cstdio>
#include <ctime>
#include <string>
namespace epee
{
namespace misc_utils
{
inline bool get_gmt_time(time_t t, struct tm &tm)
{
#ifdef _WIN32
return gmtime_s(&tm, &t);
#else
return gmtime_r(&t, &tm);
#endif
}
inline std::string get_internet_time_str(const time_t& time_)
{
char tmpbuf[200] = {0};
struct tm pt;
get_gmt_time(time_, pt);
strftime(tmpbuf, 199, "%a, %d %b %Y %H:%M:%S GMT", &pt);
return tmpbuf;
}
inline std::string get_time_interval_string(const time_t& time_)
{
time_t tail = time_;
const int days = static_cast<int>(tail/(60*60*24));
tail = tail%(60*60*24);
const int hours = static_cast<int>(tail/(60*60));
tail = tail%(60*60);
const int minutes = static_cast<int>(tail/60);
tail = tail%(60);
const int seconds = static_cast<int>(tail);
char tmpbuf[64] = {0};
snprintf(tmpbuf, sizeof(tmpbuf) - 1, "d%d.h%d.m%d.s%d", days, hours, minutes, seconds);
return tmpbuf;
}
inline uint64_t get_ns_count()
{
typedef std::chrono::duration<uint64_t, std::nano> ns_duration;
const ns_duration ns_since_epoch = std::chrono::steady_clock::now().time_since_epoch();
return ns_since_epoch.count();
}
inline uint64_t get_tick_count()
{
return get_ns_count() / 1000000;
}
}
}
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