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https://gitlab.xiph.org/xiph/icecast-common.git
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8685e6ed5a
This change was ACKd by all authors and explicitly states the license to be LGPLv2 in all files to match COPYING. This removes ambiguity when using these files e.g. as part of libshout. For a list of authors, pease refer to the copyright headers of each file.
105 lines
2.5 KiB
C
105 lines
2.5 KiB
C
/* timing.c
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* - Timing functions
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*
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* Copyright (C) 2014 Michael Smith <msmith@icecast.org>,
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* Brendan Cully <brendan@xiph.org>,
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* Karl Heyes <karl@xiph.org>,
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* Jack Moffitt <jack@icecast.org>,
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* Ed "oddsock" Zaleski <oddsock@xiph.org>,
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* Ralph Giles <giles@xiph.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdlib.h>
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#include <sys/types.h>
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#ifdef _WIN32
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#include <windows.h>
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#include <mmsystem.h>
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#else
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#ifdef TIME_WITH_SYS_TIME
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# include <sys/time.h>
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# include <time.h>
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#else
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# ifdef HAVE_SYS_TIME_H
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# include <sys/time.h>
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# else
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# include <time.h>
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# endif
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#endif
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#include <unistd.h>
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#endif
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#ifdef HAVE_SYS_SELECT_H
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#include <sys/select.h>
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#endif
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#ifdef HAVE_SYS_TIMEB_H
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#include <sys/timeb.h>
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#endif
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#include "timing.h"
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/* see timing.h for an explanation of _mangle() */
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/*
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* Returns milliseconds no matter what.
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*/
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uint64_t timing_get_time(void)
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{
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#ifdef HAVE_GETTIMEOFDAY
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struct timeval mtv;
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gettimeofday(&mtv, NULL);
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return (uint64_t)(mtv.tv_sec) * 1000 + (uint64_t)(mtv.tv_usec) / 1000;
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#elif HAVE_FTIME
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struct timeb t;
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ftime(&t);
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return t.time * 1000 + t.millitm;
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#else
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#error need time query handler
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#endif
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}
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void timing_sleep(uint64_t sleeptime)
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{
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struct timeval sleeper;
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sleeper.tv_sec = sleeptime / 1000;
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sleeper.tv_usec = (sleeptime % 1000) * 1000;
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/* NOTE:
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* This should be 0 for the first argument. The linux manpage
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* says so. The solaris manpage also says this is a legal
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* value. If you think differerntly, please provide references.
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*/
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#ifdef WIN32
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Sleep(sleeptime);
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#else
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select(1, NULL, NULL, NULL, &sleeper);
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#endif
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}
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