1 /* dtls -- a very basic DTLS implementation
3 * Copyright (C) 2011--2013 Olaf Bergmann <bergmann@tzi.org>
5 * Permission is hereby granted, free of charge, to any person
6 * obtaining a copy of this software and associated documentation
7 * files (the "Software"), to deal in the Software without
8 * restriction, including without limitation the rights to use, copy,
9 * modify, merge, publish, distribute, sublicense, and/or sell copies
10 * of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be
14 * included in all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
20 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
21 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
28 * @brief Clock Handling
31 #ifndef _DTLS_DTLS_TIME_H_
32 #define _DTLS_DTLS_TIME_H_
40 * @defgroup clock Clock Handling
41 * Default implementation of internal clock. You should redefine this if
42 * you do not have time() and gettimeofday().
48 #else /* WITH_CONTIKI */
52 # define CLOCK_SECOND 1000
55 typedef uint32_t clock_time_t;
56 #endif /* WITH_CONTIKI */
58 typedef clock_time_t dtls_tick_t;
60 #ifndef DTLS_TICKS_PER_SECOND
61 #define DTLS_TICKS_PER_SECOND CLOCK_SECOND
62 #endif /* DTLS_TICKS_PER_SECOND */
64 void dtls_clock_init(void);
65 void dtls_ticks(dtls_tick_t *t);
69 #endif /* _DTLS_DTLS_TIME_H_ */