/* 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: $Format:%D$ */ /* git commit: $Format:%H$ */ /* commit time: $Format:%ai$ */