tomcrypt/crypt_unregister_prng.c
2010-06-16 12:38:11 +02:00

28 lines
721 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@iahu.ca, http://libtomcrypt.org
*/
#include "mycrypt.h"
int unregister_prng(const struct _prng_descriptor *prng)
{
int x;
_ARGCHK(prng != NULL);
/* is it already registered? */
for (x = 0; x < TAB_SIZE; x++) {
if (memcmp(&prng_descriptor[x], prng, sizeof(struct _prng_descriptor)) != 0) {
prng_descriptor[x].name = NULL;
return CRYPT_OK;
}
}
return CRYPT_ERROR;
}