mirror of
https://github.com/clearml/dropbear
synced 2025-06-26 18:17:32 +00:00
49 lines
1.2 KiB
C
49 lines
1.2 KiB
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@gmail.com, http://libtom.org
|
|
*/
|
|
#include "tomcrypt.h"
|
|
|
|
/**
|
|
@file ecb_start.c
|
|
ECB implementation, start chain, Tom St Denis
|
|
*/
|
|
|
|
|
|
#ifdef LTC_ECB_MODE
|
|
|
|
/**
|
|
Initialize a ECB context
|
|
@param cipher The index of the cipher desired
|
|
@param key The secret key
|
|
@param keylen The length of the secret key (octets)
|
|
@param num_rounds Number of rounds in the cipher desired (0 for default)
|
|
@param ecb The ECB state to initialize
|
|
@return CRYPT_OK if successful
|
|
*/
|
|
int ecb_start(int cipher, const unsigned char *key, int keylen, int num_rounds, symmetric_ECB *ecb)
|
|
{
|
|
int err;
|
|
LTC_ARGCHK(key != NULL);
|
|
LTC_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
|
|
|
|
/* $Source$ */
|
|
/* $Revision$ */
|
|
/* $Date$ */
|