| 1 | /*
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| 2 | * Copyright (c) 2006 Ondrej Palkovsky
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| 3 | * Copyright (c) 2011 Petr Koupy
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| 4 | * Copyright (c) 2011 Jiri Zarevucky
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| 5 | * All rights reserved.
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| 6 | *
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| 7 | * Redistribution and use in source and binary forms, with or without
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| 8 | * modification, are permitted provided that the following conditions
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| 9 | * are met:
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| 10 | *
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| 11 | * - Redistributions of source code must retain the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer.
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| 13 | * - Redistributions in binary form must reproduce the above copyright
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| 14 | * notice, this list of conditions and the following disclaimer in the
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| 15 | * documentation and/or other materials provided with the distribution.
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| 16 | * - The name of the author may not be used to endorse or promote products
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| 17 | * derived from this software without specific prior written permission.
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| 18 | *
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| 19 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 20 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 21 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 22 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 23 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 24 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 25 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 26 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 27 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 28 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 29 | */
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| 30 |
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| 31 | /** @addtogroup libc
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| 32 | * @{
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| 33 | */
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| 34 | /** @file
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| 35 | */
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| 36 |
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| 37 | #ifndef LIBC_SYS_TIME_H_
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| 38 | #define LIBC_SYS_TIME_H_
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| 39 |
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| 40 | #include <errno.h>
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| 41 | #include <stddef.h>
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| 42 | #include <stdint.h>
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| 43 |
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| 44 | #define DST_NONE 0
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| 45 | #define ASCTIME_BUF_LEN 26
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| 46 |
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| 47 | typedef long time_t;
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| 48 | typedef long suseconds_t;
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| 49 |
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| 50 | typedef uint32_t useconds_t;
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| 51 | typedef uint32_t mseconds_t;
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| 52 |
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| 53 | struct tm {
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| 54 | int tm_usec; /* Microseconds [0,999999]. */
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| 55 | int tm_sec; /* Seconds [0,60]. */
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| 56 | int tm_min; /* Minutes [0,59]. */
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| 57 | int tm_hour; /* Hour [0,23]. */
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| 58 | int tm_mday; /* Day of month [1,31]. */
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| 59 | int tm_mon; /* Month of year [0,11]. */
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| 60 | int tm_year; /* Years since 1900. */
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| 61 | int tm_wday; /* Day of week [0,6] (Sunday = 0). */
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| 62 | int tm_yday; /* Day of year [0,365]. */
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| 63 | int tm_isdst; /* Daylight Savings flag. */
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| 64 | };
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| 65 |
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| 66 | struct timeval {
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| 67 | time_t tv_sec; /* seconds */
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| 68 | suseconds_t tv_usec; /* microseconds */
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| 69 | };
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| 70 |
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| 71 | struct timezone {
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| 72 | int tz_minuteswest; /* minutes W of Greenwich */
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| 73 | int tz_dsttime; /* type of dst correction */
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| 74 | };
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| 75 |
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| 76 | extern void tv_add_diff(struct timeval *, suseconds_t);
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| 77 | extern void tv_add(struct timeval *, struct timeval *);
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| 78 | extern suseconds_t tv_sub_diff(struct timeval *, struct timeval *);
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| 79 | extern void tv_sub(struct timeval *, struct timeval *);
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| 80 | extern int tv_gt(struct timeval *, struct timeval *);
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| 81 | extern int tv_gteq(struct timeval *, struct timeval *);
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| 82 | extern void gettimeofday(struct timeval *, struct timezone *);
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| 83 | extern void getuptime(struct timeval *);
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| 84 |
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| 85 | extern void udelay(useconds_t);
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| 86 | extern int usleep(useconds_t);
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| 87 |
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| 88 | extern time_t mktime(struct tm *);
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| 89 | extern int time_utc2tm(const time_t, struct tm *);
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| 90 | extern int time_utc2str(const time_t, char *);
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| 91 | extern void time_tm2str(const struct tm *, char *);
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| 92 | extern int time_tv2tm(const struct timeval *, struct tm *);
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| 93 | extern int time_local2tm(const time_t, struct tm *);
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| 94 | extern int time_local2str(const time_t, char *);
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| 95 | extern double difftime(time_t, time_t);
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| 96 | extern size_t strftime(char *__restrict__, size_t, const char *__restrict__,
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| 97 | const struct tm *__restrict__);
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| 98 |
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| 99 | #endif
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| 100 |
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| 101 | /** @}
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| 102 | */
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