diff options
Diffstat (limited to 'libtomcrypt/src/misc/crypt/crypt_find_cipher.c')
| -rw-r--r-- | libtomcrypt/src/misc/crypt/crypt_find_cipher.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/libtomcrypt/src/misc/crypt/crypt_find_cipher.c b/libtomcrypt/src/misc/crypt/crypt_find_cipher.c new file mode 100644 index 0000000..27c59eb --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_find_cipher.c @@ -0,0 +1,41 @@ +/* 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.com + */ +#include "tomcrypt.h" + +/** + @file crypt_find_cipher.c + Find a cipher in the descriptor tables, Tom St Denis +*/ + +/** + Find a registered cipher by name + @param name The name of the cipher to look for + @return >= 0 if found, -1 if not present +*/ +int find_cipher(const char *name) +{ + int x; + LTC_ARGCHK(name != NULL); + LTC_MUTEX_LOCK(<c_cipher_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if (cipher_descriptor[x].name != NULL && !XSTRCMP(cipher_descriptor[x].name, name)) { + 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.c,v $ */ +/* $Revision: 1.6 $ */ +/* $Date: 2006/11/29 23:43:57 $ */ |