Mercurial > flash_v2
diff packages/compat/posix/current/include/time.h @ 115:6ed91473a1cd ecos-sw-2000-08-21
Merge from eCos master repository on 2000-08-21-22:40:54-BST
| author | jlarmour |
|---|---|
| date | Fri, 25 Aug 2000 17:32:38 +0000 |
| parents | |
| children | 678094f34118 |
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new file mode 100644 --- /dev/null +++ b/packages/compat/posix/current/include/time.h @@ -0,0 +1,130 @@ +#ifndef CYGONCE_POSIX_TIME_H +#define CYGONCE_POSIX_TIME_H +//============================================================================= +// +// time.h +// +// POSIX time header +// +//============================================================================= +//####COPYRIGHTBEGIN#### +// +// ------------------------------------------- +// The contents of this file are subject to the Red Hat eCos Public License +// Version 1.1 (the "License"); you may not use this file except in +// compliance with the License. You may obtain a copy of the License at +// http://www.redhat.com/ +// +// Software distributed under the License is distributed on an "AS IS" +// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the +// License for the specific language governing rights and limitations under +// the License. +// +// The Original Code is eCos - Embedded Configurable Operating System, +// released September 30, 1998. +// +// The Initial Developer of the Original Code is Red Hat. +// Portions created by Red Hat are +// Copyright (C) 1998, 1999, 2000 Red Hat, Inc. +// All Rights Reserved. +// ------------------------------------------- +// +//####COPYRIGHTEND#### +//============================================================================= +//#####DESCRIPTIONBEGIN#### +// +// Author(s): nickg +// Contributors: nickg, jlarmour +// Date: 2000-03-17 +// Purpose: POSIX time header +// Description: This header contains all the definitions needed to support +// the POSIX timer and timer API under eCos. +// +// Usage: Do not include this file directly - instead include <time.h> +// +// +//####DESCRIPTIONEND#### +// +//============================================================================= + +#include <cyg/infra/cyg_type.h> + +//----------------------------------------------------------------------------- +// Types for timers and clocks + +typedef int clockid_t; + +typedef int timer_t; + +// forward declaration - if the app uses it it will have to include +// signal.h anyway +struct sigevent; + +//----------------------------------------------------------------------------- +// Structures + +struct timespec +{ + time_t tv_sec; + long tv_nsec; +}; + +struct itimerspec +{ + struct timespec it_interval; + struct timespec it_value; +}; + +//----------------------------------------------------------------------------- +// Manifest constants + +#define CLOCK_REALTIME 0 + +#define TIMER_ABSTIME 1 + +//----------------------------------------------------------------------------- +// Clock functions + +// Set the clocks current time +externC int clock_settime( clockid_t clock_id, const struct timespec *tp); + +// Get the clocks current time +externC int clock_gettime( clockid_t clock_id, struct timespec *tp); + +// Get the clocks resolution +externC int clock_getres( clockid_t clock_id, struct timespec *tp); + + +//----------------------------------------------------------------------------- +// Timer functions + +// Create a timer based on the given clock. +externC int timer_create( clockid_t clock_id, + struct sigevent *evp, + timer_t *timer_id); + +// Delete the timer +externC int timer_delete( timer_t timer_id ); + +// Set the expiration time of the timer. +externC int timer_settime( timer_t timerid, int flags, + const struct itimerspec *value, + struct itimerspec *ovalue ); + +// Get current timer values +externC int timer_gettime( timer_t timerid, struct itimerspec *value ); + +// Get number of missed triggers +externC int timer_getoverrun( timer_t timerid ); + +//----------------------------------------------------------------------------- +// Nanosleep + +// Sleep for the given time. +externC int nanosleep( const struct timespec *rqtp, + struct timespec *rmtp); + + +//----------------------------------------------------------------------------- +#endif // ifndef CYGONCE_POSIX_TIME_H +// End of time.h
