1 /*-
2 * Copyright (c) 2010 Isilon Systems, Inc.
3 * Copyright (c) 2010 iX Systems, Inc.
4 * Copyright (c) 2010 Panasas, Inc.
5 * Copyright (c) 2013-2017 Mellanox Technologies, Ltd.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice unmodified, this list of conditions, and the following
13 * disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * $FreeBSD$
30 */
31
32 #ifndef _LINUX_RTC_H_
33 #define _LINUX_RTC_H_
34
35 #include "los_typedef.h"
36 #include "time.h"
37
38 #ifdef __cplusplus
39 #if __cplusplus
40 extern "C" {
41 #endif /* __cplusplus */
42 #endif /* __cplusplus */
43
linux_is_leap_year(unsigned int year)44 static inline int linux_is_leap_year(unsigned int year)
45 {
46 /* 4, 100, 400: leap year can be divided by 4 and cannot be divided by 100, or it can be divided by 400 */
47 return (int)((!(year % 4) && (year % 100)) || !(year % 400));
48 }
49
50 int linux_rtc_tm_to_time(struct tm *tm, unsigned long *time);
51 void linux_rtc_time_to_tm(unsigned long time, struct tm *tm);
52
53 #define is_leap_year linux_is_leap_year
54 #define rtc_tm_to_time linux_rtc_tm_to_time
55 #define rtc_time_to_tm linux_rtc_time_to_tm
56
57 #ifdef __cplusplus
58 #if __cplusplus
59 }
60 #endif /* __cplusplus */
61 #endif /* __cplusplus */
62
63 #endif /* _LINUX_RTC_H_ */
64