1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis 2 * 3 * LibTomCrypt is a library that provides various cryptographic 4 * algorithms in a highly modular and flexible manner. 5 * 6 * The library is free for all purposes without any express 7 * guarantee it works. 8 * 9 * Tom St Denis, tomstdenis (at) gmail.com, http://libtomcrypt.com 10 */ 11 #include "tomcrypt.h" 12 13 /** 14 @file lrw_done.c 15 LRW_MODE implementation, Free resources, Tom St Denis 16 */ 17 18 #ifdef LTC_LRW_MODE 19 20 /** 21 Terminate a LRW state 22 @param lrw The state to terminate 23 @return CRYPT_OK if successful 24 */ 25 int lrw_done(symmetric_LRW *lrw) 26 { 27 int err; 28 29 LTC_ARGCHK(lrw != NULL); 30 31 if ((err = cipher_is_valid(lrw->cipher)) != CRYPT_OK) { 32 return err; 33 } 34 cipher_descriptor[lrw->cipher].done(&lrw->key); 35 36 return CRYPT_OK; 37 } 38 39 #endif 40 /* $Source: /cvs/libtom/libtomcrypt/src/modes/lrw/lrw_done.c,v $ */ 41 /* $Revision: 1.6 $ */ 42 /* $Date: 2006/06/29 01:53:13 $ */ 43