43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
/*
|
|
crypto.c -- Cryptographic miscellaneous functions and initialisation
|
|
Copyright (C) 2007 Guus Sliepen <guus@tinc-vpn.org>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License along
|
|
with this program; if not, write to the Free Software Foundation, Inc.,
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include "system.h"
|
|
|
|
#include <openssl/rand.h>
|
|
#include <openssl/evp.h>
|
|
#include <openssl/engine.h>
|
|
|
|
#include "crypto.h"
|
|
|
|
void crypto_init(void) {
|
|
RAND_load_file("/dev/urandom", 1024);
|
|
|
|
ENGINE_load_builtin_engines();
|
|
ENGINE_register_all_complete();
|
|
|
|
OpenSSL_add_all_algorithms();
|
|
}
|
|
|
|
void crypto_exit(void) {
|
|
EVP_cleanup();
|
|
}
|
|
|
|
void randomize(void *out, size_t outlen) {
|
|
RAND_pseudo_bytes(out, outlen);
|
|
}
|