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Add rtc.h header file

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3493 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2011-04-12 14:14:47 +00:00
parent 75661bee13
commit f96fb2fa03
7 changed files with 54 additions and 39 deletions
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include/sys/time.h
+3 -3
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@@ -33,8 +33,8 @@
*
****************************************************************************/
#ifndef __SYS_MMAN_H
#define __SYS_MMAN_H
#ifndef __INCLUDE_SYS_TIME_H
#define __INCLUDE_SYS_TIME_H
/****************************************************************************
* Included Files
@@ -71,4 +71,4 @@ EXTERN int gettimeofday(struct timeval *tp, FAR void *tzp);
}
#endif
#endif /* __SYS_MMAN_H */
#endif /* __INCLUDE_SYS_TIME_H */
include/sys/types.h
+4
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@@ -179,6 +179,10 @@ typedef int16_t blksize_t;
typedef unsigned int socklen_t;
typedef uint16_t sa_family_t;
/* Used for system times in clock ticks */
typedef uint32_t clock_t;
/* The type useconds_t shall be an unsigned integer type capable of storing
* values at least in the range [0, 1000000]. The type suseconds_t shall be
* a signed integer type capable of storing values at least in the range
include/time.h
+18 -7
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@@ -49,15 +49,22 @@
* Pre-processor Definitions
********************************************************************************/
/* Clock tick of the system (frequency Hz). 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.
/* 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 CLK_TCK (1000/CONFIG_MSEC_PER_TICK)
# define CLOCKS_PER_SEC (1000/CONFIG_MSEC_PER_TICK)
#else
# define CLK_TCK (100)
# define CLK_TCK (100)
# define CLOCKS_PER_SEC (100)
#endif
/* This is the only clock_id supported by the "Clock and Timer
@@ -141,15 +148,19 @@ extern "C" {
#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 struct tm *gmtime(const time_t *clock);
EXTERN struct tm *gmtime_r(const time_t *clock, struct tm *result);
EXTERN struct tm *gmtime(const time_t *timer);
EXTERN struct tm *gmtime_r(const time_t *timer, 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,