Mercurial > dropbear
view libtomcrypt/src/modes/ofb/ofb_decrypt.c @ 1916:3f4cdf839a1a
Make SHA1 optional, implement SHA256 fingerprints
SHA256 is always compiled and only enable SHA1 when needed. Fingerprints
are always SHA256: base64 format, md5 and sha1 are removed. dbrandom now
uses sha256 its hash function.
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Wed, 30 Mar 2022 11:44:04 +0800 |
parents | 6dba84798cd5 |
children |
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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 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: $Format:%ai$ */