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Diffstat (limited to 'nuttx/include/time.h')
| -rw-r--r-- | nuttx/include/time.h | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/nuttx/include/time.h b/nuttx/include/time.h deleted file mode 100644 index 623f9afb2..000000000 --- a/nuttx/include/time.h +++ /dev/null @@ -1,192 +0,0 @@ -/******************************************************************************** - * include/time.h - * - * Copyright (C) 2007-2011 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * 3. Neither the name NuttX 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 OR CONTRIBUTORS 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. - * - ********************************************************************************/ - -#ifndef __INCLUDE_TIME_H -#define __INCLUDE_TIME_H - -/******************************************************************************** - * Included Files - ********************************************************************************/ - -#include <nuttx/config.h> - -#include <sys/types.h> -#include <stdint.h> - -/******************************************************************************** - * Pre-processor Definitions - ********************************************************************************/ - -/* Clock tick of the system (frequency Hz). - * - * NOTE: This symbolic name CLK_TCK has been removed from the standard. It is - * replaced with CLOCKS_PER_SEC. Both are defined here. - * - * The default value is 100Hz, but this default setting can be overridden by - * defining the clock interval in milliseconds as CONFIG_MSEC_PER_TICK in the - * board configuration file. - */ - -#ifdef CONFIG_MSEC_PER_TICK -# define CLK_TCK (1000/CONFIG_MSEC_PER_TICK) -# define CLOCKS_PER_SEC (1000/CONFIG_MSEC_PER_TICK) -#else -# define CLK_TCK (100) -# define CLOCKS_PER_SEC (100) -#endif - -/* CLOCK_REALTIME refers to the standard time source. For most implementations, - * the standard time source is the system timer interrupt. However, if the - * platform supports an RTC, then the standard time source will be the RTC - * for the clock_gettime() and clock_settime() interfaces (the system timer - * is still the time source for all of the interfaces). - */ - -#define CLOCK_REALTIME 0 - -/* If an RTC is supported, then the non-standard CLOCK_ACTIVETIME is also - * supported to manage time based on the system timer interrupt separately from - * the RTC. This may be necessary, for example, in certain cases where the - * system timer interrupt has been stopped in low power modes. - * - * CLOCK_ACTIVETIME is only recognized by clock_gettime() and clock_settime(). - */ - -#ifdef CONFIG_RTC -# define CLOCK_ACTIVETIME 1 -#else -# define CLOCK_ACTIVETIME CLOCK_REALTIME -#endif - -/* This is a flag that may be passed to the timer_settime() function */ - -#define TIMER_ABSTIME 1 - -/* Local time is the same as gmtime in this implementation */ - -#define localtime(c) gmtime(c) -#define localtime_r(c,r) gmtime_r(c,r) - -/******************************************************************************** - * Global Type Declarations - ********************************************************************************/ - -typedef uint32_t time_t; /* Holds time in seconds */ -typedef uint8_t clockid_t; /* Identifies one time base source */ -typedef FAR void *timer_t; /* Represents one POSIX timer */ - -struct timespec -{ - time_t tv_sec; /* Seconds */ - long tv_nsec; /* Nanoseconds */ -}; - -struct timeval -{ - time_t tv_sec; /* Seconds */ - long tv_usec; /* Microseconds */ -}; - -struct tm -{ - int tm_sec; /* second (0-61, allows for leap seconds) */ - int tm_min; /* minute (0-59) */ - int tm_hour; /* hour (0-23) */ - int tm_mday; /* day of the month (1-31) */ - int tm_mon; /* month (0-11) */ - int tm_year; /* years since 1900 */ -#if 0 /* not supported */ - int tm_wday; /* day of the week (0-6) */ - int tm_yday; /* day of the year (0-365) */ - int tm_isdst; /* non-0 if daylight savings time is in effect */ -#endif -}; - -/* Struct itimerspec is used to define settings for an interval timer */ - -struct itimerspec -{ - struct timespec it_value; /* First time */ - struct timespec it_interval; /* and thereafter */ -}; - -/* forward reference (defined in signal.h) */ - -struct sigevent; - -/******************************************************************************** - * Global Variables - ********************************************************************************/ - -/* extern char *tznames[]; not supported */ - -/******************************************************************************** - * Global Function Prototypes - ********************************************************************************/ - -#undef EXTERN -#if defined(__cplusplus) -#define EXTERN extern "C" -extern "C" { -#else -#define EXTERN extern -#endif - -EXTERN clock_t clock(void); - -EXTERN int clock_settime(clockid_t clockid, const struct timespec *tp); -EXTERN int clock_gettime(clockid_t clockid, struct timespec *tp); -EXTERN int clock_getres(clockid_t clockid, struct timespec *res); - -EXTERN time_t mktime(const struct tm *tp); -EXTERN FAR struct tm *gmtime(FAR const time_t *timer); -EXTERN FAR struct tm *gmtime_r(FAR const time_t *timer, FAR struct tm *result); -EXTERN size_t strftime(char *s, size_t max, const char *format, const struct tm *tm); - -EXTERN time_t time(time_t *tloc); - -EXTERN int timer_create(clockid_t clockid, FAR struct sigevent *evp, FAR timer_t *timerid); -EXTERN int timer_delete(timer_t timerid); -EXTERN int timer_settime(timer_t timerid, int flags, FAR const struct itimerspec *value, - FAR struct itimerspec *ovalue); -EXTERN int timer_gettime(timer_t timerid, FAR struct itimerspec *value); -EXTERN int timer_getoverrun(timer_t timerid); - -#undef EXTERN -#if defined(__cplusplus) -} -#endif - -#endif /* __INCLUDE_TIME_H */ |