2 crypto.c -- Cryptographic miscellaneous functions and initialisation
3 Copyright (C) 2007 Guus Sliepen <guus@tinc-vpn.org>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 #include <openssl/rand.h>
25 #include <openssl/evp.h>
26 #include <openssl/engine.h>
31 RAND_load_file("/dev/urandom", 1024);
33 ENGINE_load_builtin_engines();
34 ENGINE_register_all_complete();
36 OpenSSL_add_all_algorithms();
43 void randomize(void *out, size_t outlen) {
44 RAND_pseudo_bytes(out, outlen);