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comparison src/misc/crypt/crypt_find_cipher_id.c @ 280:59400faa4b44 libtomcrypt-orig libtomcrypt-1.05

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Re-import libtomcrypt 1.05 for cleaner propagating. From crypt-1.05.tar.bz2, SHA1 of 88250202bb51570dc64f7e8f1c943cda9479258f
author Matt Johnston <matt@ucc.asn.au>
date Wed, 08 Mar 2006 12:58:00 +0000
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children d5faf4814ddb
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-1:000000000000 280:59400faa4b44
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, [email protected], http://libtomcrypt.org
10 */
11 #include "tomcrypt.h"
12
13 /**
14 @file crypt_find_cipher_id.c
15 Find cipher by ID, Tom St Denis
16 */
17
18 /**
19 Find a cipher by ID number
20 @param ID The ID (not same as index) of the cipher to find
21 @return >= 0 if found, -1 if not present
22 */
23 int find_cipher_id(unsigned char ID)
24 {
25 int x;
26 LTC_MUTEX_LOCK(&ltc_cipher_mutex);
27 for (x = 0; x < TAB_SIZE; x++) {
28 if (cipher_descriptor[x].ID == ID) {
29 x = (cipher_descriptor[x].name == NULL) ? -1 : x;
30 LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
31 return x;
32 }
33 }
34 LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
35 return -1;
36 }
37
38 /* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_find_cipher_id.c,v $ */
39 /* $Revision: 1.4 $ */
40 /* $Date: 2005/06/19 18:00:28 $ */