tomcrypt/ecb_start.c
2010-06-16 12:38:11 +02:00

30 lines
786 B
C

/* LibTomCrypt, modular cryptographic library -- Tom St Denis
*
* LibTomCrypt is a library that provides various cryptographic
* algorithms in a highly modular and flexible manner.
*
* The library is free for all purposes without any express
* guarantee it works.
*
* Tom St Denis, tomstdenis@iahu.ca, http://libtomcrypt.org
*/
#include "mycrypt.h"
#ifdef ECB
int ecb_start(int cipher, const unsigned char *key, int keylen, int num_rounds, symmetric_ECB *ecb)
{
int err;
_ARGCHK(key != NULL);
_ARGCHK(ecb != NULL);
if ((err = cipher_is_valid(cipher)) != CRYPT_OK) {
return err;
}
ecb->cipher = cipher;
ecb->blocklen = cipher_descriptor[cipher].block_length;
return cipher_descriptor[cipher].setup(key, keylen, num_rounds, &ecb->key);
}
#endif