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annotate crypt_unregister_prng.c @ 15:6362d3854bb4 libtomcrypt-orig

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0.96 release of LibTomCrypt
author Matt Johnston <matt@ucc.asn.au>
date Tue, 15 Jun 2004 14:07:21 +0000
parents 7faae8f46238
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1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis
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2 *
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3 * LibTomCrypt is a library that provides various cryptographic
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4 * algorithms in a highly modular and flexible manner.
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5 *
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6 * The library is free for all purposes without any express
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7 * guarantee it works.
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8 *
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9 * Tom St Denis, [email protected], http://libtomcrypt.org
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10 */
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11 #include "mycrypt.h"
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12
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13 int unregister_prng(const struct _prng_descriptor *prng)
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14 {
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15 int x;
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16
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17 _ARGCHK(prng != NULL);
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18
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19 /* is it already registered? */
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20 for (x = 0; x < TAB_SIZE; x++) {
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21 if (memcmp(&prng_descriptor[x], prng, sizeof(struct _prng_descriptor)) != 0) {
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22 prng_descriptor[x].name = NULL;
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23 return CRYPT_OK;
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24 }
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25 }
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26 return CRYPT_ERROR;
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27 }