89 lines
1.5 KiB
C
89 lines
1.5 KiB
C
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/*
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* Copyright 2011, Ingo Weinhold, ingo_weinhold@gmx.de.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _LIBROOT_TIME_PRIVATE_H
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#define _LIBROOT_TIME_PRIVATE_H
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#include <errno.h>
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#include <sys/cdefs.h>
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#include <sys/time.h>
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#include <time.h>
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#include <SupportDefs.h>
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#include <new>
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#define CLOCKS_PER_SEC_BEOS 1000
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#define CLK_TCK_BEOS CLOCKS_PER_SEC_BEOS
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#define MICROSECONDS_PER_CLOCK_TICK (1000000 / CLOCKS_PER_SEC)
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#define MICROSECONDS_PER_CLOCK_TICK_BEOS (1000000 / CLOCKS_PER_SEC_BEOS)
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struct __timer_t {
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int32 id;
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thread_id thread;
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void SetTo(int32 id, thread_id thread)
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{
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this->id = id;
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this->thread = thread;
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}
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};
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static inline void
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bigtime_to_timespec(bigtime_t time, timespec& spec)
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{
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spec.tv_sec = time / 1000000;
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spec.tv_nsec = (time % 1000000) * 1000;
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}
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static inline bool
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timespec_to_bigtime(const timespec& spec, bigtime_t& _time)
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{
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if (spec.tv_sec < 0 || spec.tv_nsec < 0 || spec.tv_nsec >= 1000000000)
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return false;
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_time = (bigtime_t)spec.tv_sec * 1000000 + (spec.tv_nsec + 999) / 1000;
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return true;
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}
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static inline bool
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timeval_to_timespec(const timeval& val, timespec& spec)
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{
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if (val.tv_sec < 0 || val.tv_usec < 0 || val.tv_usec >= 1000000)
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return false;
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spec.tv_sec = val.tv_sec;
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spec.tv_nsec = val.tv_usec * 1000;
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return true;
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}
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static inline void
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timespec_to_timeval(const timespec& spec, timeval& val)
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{
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val.tv_sec = spec.tv_sec;
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val.tv_usec = spec.tv_nsec / 1000;
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}
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__BEGIN_DECLS
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clock_t __clock_beos(void);
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clock_t __clock(void);
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__END_DECLS
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#endif // _LIBROOT_TIME_PRIVATE_H
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