Mercurial > dropbear
view libtomcrypt/src/modes/f8/f8_setiv.c @ 1552:e46f7f1da56a
CHANGES for 2018.76
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Tue, 27 Feb 2018 22:14:04 +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 f8_setiv.c F8 implementation, set IV, Tom St Denis */ #ifdef LTC_F8_MODE /** Set an initialization vector @param IV The initialization vector @param len The length of the vector (in octets) @param f8 The F8 state @return CRYPT_OK if successful */ int f8_setiv(const unsigned char *IV, unsigned long len, symmetric_F8 *f8) { int err; LTC_ARGCHK(IV != NULL); LTC_ARGCHK(f8 != NULL); if ((err = cipher_is_valid(f8->cipher)) != CRYPT_OK) { return err; } if (len != (unsigned long)f8->blocklen) { return CRYPT_INVALID_ARG; } /* force next block */ f8->padlen = 0; return cipher_descriptor[f8->cipher].ecb_encrypt(IV, f8->IV, &f8->key); } #endif /* ref: $Format:%D$ */ /* git commit: $Format:%H$ */ /* commit time: $Format:%ai$ */