| /* 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.org |
| */ |
| #include "tomcrypt.h" |
| |
| /** |
| @file crypt_find_cipher_id.c |
| Find cipher by ID, Tom St Denis |
| */ |
| |
| /** |
| Find a cipher by ID number |
| @param ID The ID (not same as index) of the cipher to find |
| @return >= 0 if found, -1 if not present |
| */ |
| int find_cipher_id(unsigned char ID) |
| { |
| int x; |
| LTC_MUTEX_LOCK(<c_cipher_mutex); |
| for (x = 0; x < TAB_SIZE; x++) { |
| if (cipher_descriptor[x].ID == ID) { |
| x = (cipher_descriptor[x].name == NULL) ? -1 : x; |
| LTC_MUTEX_UNLOCK(<c_cipher_mutex); |
| return x; |
| } |
| } |
| LTC_MUTEX_UNLOCK(<c_cipher_mutex); |
| return -1; |
| } |
| |
| /* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_find_cipher_id.c,v $ */ |
| /* $Revision: 1.4 $ */ |
| /* $Date: 2005/06/19 18:00:28 $ */ |