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/* 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.
*/
#include "tomcrypt.h"
/**
@file cbc_setiv.c
CBC implementation, set IV, Tom St Denis
*/
#ifdef LTC_CBC_MODE
/**
Set an initialization vector
@param IV The initialization vector
@param len The length of the vector (in octets)
@param cbc The CBC state
@return CRYPT_OK if successful
*/
int cbc_setiv(const unsigned char *IV, unsigned long len, symmetric_CBC *cbc)
{
LTC_ARGCHK(IV != NULL);
LTC_ARGCHK(cbc != NULL);
if (len != (unsigned long)cbc->blocklen) {
return CRYPT_INVALID_ARG;
}
XMEMCPY(cbc->IV, IV, len);
return CRYPT_OK;
}
#endif
/* ref: $Format:%D$ */
/* git commit: $Format:%H$ */
/* commit time: $Format:%ai$ */
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