+
−/* 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.
+
− *
+
− * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.com
+
− */
+
−#include "tomcrypt.h"
+
−
+
−/**
+
−   @file ctr_done.c
+
−   CTR implementation, finish chain, Tom St Denis
+
−*/
+
−
+
−#ifdef LTC_CTR_MODE
+
−
+
−/** Terminate the chain
+
−  @param ctr    The CTR chain to terminate
+
−  @return CRYPT_OK on success
+
−*/
+
−int ctr_done(symmetric_CTR *ctr)
+
−{
+
−   int err;
+
−   LTC_ARGCHK(ctr != NULL);
+
−
+
−   if ((err = cipher_is_valid(ctr->cipher)) != CRYPT_OK) {
+
−      return err;
+
−   }
+
−   cipher_descriptor[ctr->cipher].done(&ctr->key);
+
−   return CRYPT_OK;
+
−}
+
−
+
−   
+
−
+
−#endif
+
−
+
−/* $Source: /cvs/libtom/libtomcrypt/src/modes/ctr/ctr_done.c,v $ */
+
−/* $Revision: 1.6 $ */
+
−/* $Date: 2006/06/29 01:46:46 $ */