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// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2018 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_UTIL_TIME_H
#define BITCOIN_UTIL_TIME_H
#include <stdint.h>
#include <string>
/**
* GetTimeMicros() and GetTimeMillis() both return the system time, but in
* different units. GetTime() returns the system time in seconds, but also
* supports mocktime, where the time can be specified by the user, eg for
* testing (eg with the setmocktime rpc, or -mocktime argument).
*
* TODO: Rework these functions to be type-safe (so that we don't inadvertently
* compare numbers with different units, or compare a mocktime to system time).
*/
int64_t GetTime();
int64_t GetTimeMillis();
int64_t GetTimeMicros();
int64_t GetSystemTimeInSeconds(); // Like GetTime(), but not mockable
void SetMockTime(int64_t nMockTimeIn);
int64_t GetMockTime();
void MilliSleep(int64_t n);
/**
* ISO 8601 formatting is preferred. Use the FormatISO8601{DateTime,Date,Time}
* helper functions if possible.
*/
std::string FormatISO8601DateTime(int64_t nTime);
std::string FormatISO8601Date(int64_t nTime);
#endif // BITCOIN_UTIL_TIME_H
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