| // SPDX-License-Identifier: BSD-2-Clause |
| /* 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_private.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: $Format:%ai$ */ |