| /* 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_hash_is_valid.c |
| Determine if hash is valid, Tom St Denis |
| */ |
| |
| /* |
| Test if a hash index is valid |
| @param idx The index of the hash to search for |
| @return CRYPT_OK if valid |
| */ |
| int hash_is_valid(int idx) |
| { |
| LTC_MUTEX_LOCK(<c_hash_mutex); |
| if (idx < 0 || idx >= TAB_SIZE || hash_descriptor[idx].name == NULL) { |
| LTC_MUTEX_UNLOCK(<c_hash_mutex); |
| return CRYPT_INVALID_HASH; |
| } |
| LTC_MUTEX_UNLOCK(<c_hash_mutex); |
| return CRYPT_OK; |
| } |
| |
| /* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_hash_is_valid.c,v $ */ |
| /* $Revision: 1.4 $ */ |
| /* $Date: 2005/06/19 18:00:28 $ */ |