Mercurial > dropbear
diff libtomcrypt/src/misc/crypt/crypt_find_prng.c @ 293:9d110777f345 contrib-blacklist
propagate from branch 'au.asn.ucc.matt.dropbear' (head 7ad1775ed65e75dbece27fe6b65bf1a234db386a)
to branch 'au.asn.ucc.matt.dropbear.contrib.blacklist' (head 1d86a4f0a401cc68c2670d821a2f6366c37af143)
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Fri, 10 Mar 2006 06:31:29 +0000 |
parents | 1b9e69c058d2 |
children | 0cbe8f6dbf9e |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libtomcrypt/src/misc/crypt/crypt_find_prng.c Fri Mar 10 06:31:29 2006 +0000 @@ -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, [email protected], http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_find_prng.c + Find a PRNG, Tom St Denis +*/ + +/** + Find a registered PRNG by name + @param name The name of the PRNG to look for + @return >= 0 if found, -1 if not present +*/ +int find_prng(const char *name) +{ + int x; + LTC_ARGCHK(name != NULL); + LTC_MUTEX_LOCK(<c_prng_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if ((prng_descriptor[x].name != NULL) && strcmp(prng_descriptor[x].name, name) == 0) { + LTC_MUTEX_UNLOCK(<c_prng_mutex); + return x; + } + } + LTC_MUTEX_UNLOCK(<c_prng_mutex); + return -1; +} + + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_find_prng.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */