status-go/vendor/github.com/mutecomm/go-sqlcipher/crypt_find_cipher.c

42 lines
1013 B
C

/* 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://libtom.org
*/
#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(&ltc_cipher_mutex);
for (x = 0; x < TAB_SIZE; x++) {
if (cipher_descriptor[x].name != NULL && !XSTRCMP(cipher_descriptor[x].name, name)) {
LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
return x;
}
}
LTC_MUTEX_UNLOCK(&ltc_cipher_mutex);
return -1;
}
/* $Source$ */
/* $Revision$ */
/* $Date$ */