view libtomcrypt/src/misc/crypt/crypt_cipher_is_valid.c @ 1081:61edd11299e5

bad travis syntax
author Matt Johnston <matt@ucc.asn.au>
date Sat, 02 May 2015 22:55:53 +0800
parents 0cbe8f6dbf9e
children f849a5ca2efc
line wrap: on
line source

/* 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, [email protected], http://libtomcrypt.com
 */
#include "tomcrypt.h"

/**
  @file crypt_cipher_is_valid.c
  Determine if cipher is valid, Tom St Denis
*/

/*
   Test if a cipher index is valid
   @param idx   The index of the cipher to search for
   @return CRYPT_OK if valid
*/
int cipher_is_valid(int idx)
{
   LTC_MUTEX_LOCK(&ltc_cipher_mutex);
   if (idx < 0 || idx >= TAB_SIZE || cipher_descriptor[idx].name == NULL) {
      LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
      return CRYPT_INVALID_CIPHER;
   }
   LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
   return CRYPT_OK;
}

/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_cipher_is_valid.c,v $ */
/* $Revision: 1.5 $ */
/* $Date: 2006/03/31 14:15:35 $ */