2 * Copyright (c) 2012, 2013, JANET(UK)
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of JANET(UK) nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
24 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
25 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
26 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
27 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
29 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
31 * OF THE POSSIBILITY OF SUCH DAMAGE.
39 #include <trust_router/tr_dh.h>
42 void tr_bin_to_hex(const unsigned char * bin, size_t bin_len,
43 char * hex_out, size_t hex_len)
45 assert(hex_len >= 2*bin_len);
47 snprintf(hex_out, hex_len, "%.2x", bin[0]);
54 /* Returns 0 if ts1==ts2, <0 if ts1<ts2, >= if ts1>ts2.
55 * Assumes that tv_nsec <= 1e9. */
56 int tr_cmp_timespec(struct timespec *ts1, struct timespec *ts2)
58 if (ts1->tv_sec > ts2->tv_sec)
61 if (ts1->tv_sec < ts2->tv_sec)
64 /* ts1->tv_sec==ts2->tv_sec */
66 if (ts1->tv_nsec > ts2->tv_nsec)
69 if (ts1->tv_nsec < ts2->tv_nsec)