1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis
3 * LibTomCrypt is a library that provides various cryptographic
4 * algorithms in a highly modular and flexible manner.
6 * The library is free for all purposes without any express
9 * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.com
14 @file crypt_unregister_cipher.c
15 Unregister a cipher, Tom St Denis
19 Unregister a cipher from the descriptor table
20 @param cipher The cipher descriptor to remove
21 @return CRYPT_OK on success
23 int unregister_cipher(const struct ltc_cipher_descriptor *cipher)
27 LTC_ARGCHK(cipher != NULL);
29 /* is it already registered? */
30 LTC_MUTEX_LOCK(<c_cipher_mutex);
31 for (x = 0; x < TAB_SIZE; x++) {
32 if (XMEMCMP(&cipher_descriptor[x], cipher, sizeof(struct ltc_cipher_descriptor)) == 0) {
33 cipher_descriptor[x].name = NULL;
34 cipher_descriptor[x].ID = 255;
35 LTC_MUTEX_UNLOCK(<c_cipher_mutex);
39 LTC_MUTEX_UNLOCK(<c_cipher_mutex);
43 /* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_unregister_cipher.c,v $ */
44 /* $Revision: 1.6 $ */
45 /* $Date: 2006/11/01 09:28:17 $ */