1 /**
2  * \file platform_time.h
3  *
4  * \brief mbed TLS Platform time abstraction
5  *
6  *  Copyright (C) 2006-2016, ARM Limited, All Rights Reserved
7  *  SPDX-License-Identifier: Apache-2.0
8  *
9  *  Licensed under the Apache License, Version 2.0 (the "License"); you may
10  *  not use this file except in compliance with the License.
11  *  You may obtain a copy of the License at
12  *
13  *  http://www.apache.org/licenses/LICENSE-2.0
14  *
15  *  Unless required by applicable law or agreed to in writing, software
16  *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
17  *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18  *  See the License for the specific language governing permissions and
19  *  limitations under the License.
20  *
21  *  This file is part of mbed TLS (https://tls.mbed.org)
22  */
23 #ifndef MBEDTLS_PLATFORM_TIME_H
24 #define MBEDTLS_PLATFORM_TIME_H
25 
26 #if !defined(MBEDTLS_CONFIG_FILE)
27 #include "config.h"
28 #else
29 #include MBEDTLS_CONFIG_FILE
30 #endif
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 /**
37  * \name SECTION: Module settings
38  *
39  * The configuration options you can set for this module are in this section.
40  * Either change them in config.h or define them on the compiler command line.
41  * \{
42  */
43 
44 /*
45  * The time_t datatype
46  */
47 #if defined(MBEDTLS_PLATFORM_TIME_TYPE_MACRO)
48 typedef MBEDTLS_PLATFORM_TIME_TYPE_MACRO mbedtls_time_t;
49 #else
50 /* For time_t */
51 #include <time.h>
52 typedef time_t mbedtls_time_t;
53 #endif /* MBEDTLS_PLATFORM_TIME_TYPE_MACRO */
54 
55 /*
56  * The function pointers for time
57  */
58 #if defined(MBEDTLS_PLATFORM_TIME_ALT)
59 extern mbedtls_time_t (*mbedtls_time)( mbedtls_time_t* time );
60 
61 /**
62  * \brief   Set your own time function pointer
63  *
64  * \param   time_func   the time function implementation
65  *
66  * \return              0
67  */
68 int mbedtls_platform_set_time( mbedtls_time_t (*time_func)( mbedtls_time_t* time ) );
69 #else
70 #if defined(MBEDTLS_PLATFORM_TIME_MACRO)
71 #define mbedtls_time    MBEDTLS_PLATFORM_TIME_MACRO
72 #else
73 #define mbedtls_time   time
74 #endif /* MBEDTLS_PLATFORM_TIME_MACRO */
75 #endif /* MBEDTLS_PLATFORM_TIME_ALT */
76 
77 #ifdef __cplusplus
78 }
79 #endif
80 
81 #endif /* platform_time.h */
82