42 lines
983 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.
*/
#include "tomcrypt.h"
/**
@file ofb_decrypt.c
OFB implementation, decrypt data, Tom St Denis
*/
#ifdef LTC_OFB_MODE
/**
OFB decrypt
@param ct Ciphertext
@param pt [out] Plaintext
@param len Length of ciphertext (octets)
@param ofb OFB state
@return CRYPT_OK if successful
*/
int ofb_decrypt(const unsigned char *ct, unsigned char *pt, unsigned long len, symmetric_OFB *ofb)
{
LTC_ARGCHK(pt != NULL);
LTC_ARGCHK(ct != NULL);
LTC_ARGCHK(ofb != NULL);
return ofb_encrypt(ct, pt, len, ofb);
}
#endif
/* ref: HEAD -> master, tag: v1.18.2 */
/* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */
/* commit time: 2018-07-01 22:49:01 +0200 */