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, tomstdenis@gmail.com, http://libtomcrypt.com
10 */
11#include "tomcrypt.h"
12
13/**
14  @file crypt_find_prng.c
15  Find a PRNG, Tom St Denis
16*/
17
18/**
19   Find a registered PRNG by name
20   @param name   The name of the PRNG to look for
21   @return >= 0 if found, -1 if not present
22*/
23int find_prng(const char *name)
24{
25   int x;
26   LTC_ARGCHK(name != NULL);
27   LTC_MUTEX_LOCK(&ltc_prng_mutex);
28   for (x = 0; x < TAB_SIZE; x++) {
29       if ((prng_descriptor[x].name != NULL) && XSTRCMP(prng_descriptor[x].name, name) == 0) {
30          LTC_MUTEX_UNLOCK(&ltc_prng_mutex);
31          return x;
32       }
33   }
34   LTC_MUTEX_UNLOCK(&ltc_prng_mutex);
35   return -1;
36}
37
38
39/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_find_prng.c,v $ */
40/* $Revision: 1.6 $ */
41/* $Date: 2006/11/29 23:43:57 $ */
42