Mercurial > dropbear
view libtomcrypt/src/modes/lrw/lrw_decrypt.c @ 1591:b794d277c6da
fix some links
author | Matt Johnston <matt@ucc.asn.au> |
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date | Mon, 05 Mar 2018 14:14:26 +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 lrw_decrypt.c LRW_MODE implementation, Decrypt blocks, Tom St Denis */ #ifdef LTC_LRW_MODE /** LRW decrypt blocks @param ct The ciphertext @param pt [out] The plaintext @param len The length in octets, must be a multiple of 16 @param lrw The LRW state */ int lrw_decrypt(const unsigned char *ct, unsigned char *pt, unsigned long len, symmetric_LRW *lrw) { int err; LTC_ARGCHK(pt != NULL); LTC_ARGCHK(ct != NULL); LTC_ARGCHK(lrw != NULL); if ((err = cipher_is_valid(lrw->cipher)) != CRYPT_OK) { return err; } if (cipher_descriptor[lrw->cipher].accel_lrw_decrypt != NULL) { return cipher_descriptor[lrw->cipher].accel_lrw_decrypt(ct, pt, len, lrw->IV, lrw->tweak, &lrw->key); } return lrw_process(ct, pt, len, LRW_DECRYPT, lrw); } #endif /* ref: $Format:%D$ */ /* git commit: $Format:%H$ */ /* commit time: $Format:%ai$ */