e189872486
- a patch to fix a memory leak in rsa_gen.c - a note about compiler warnings with unions - a note about improving structure element names This applies his patch and implements a solution to the notes.
108 lines
3.9 KiB
C
108 lines
3.9 KiB
C
/* crypto/bn/bn_depr.c */
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/* ====================================================================
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* Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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/* Support for deprecated functions goes here - static linkage will only slurp
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* this code if applications are using them directly. */
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#include <stdio.h>
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#include <time.h>
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#include "cryptlib.h"
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#include "bn_lcl.h"
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#include <openssl/rand.h>
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BIGNUM *BN_generate_prime(BIGNUM *ret, int bits, int safe,
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const BIGNUM *add, const BIGNUM *rem,
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void (*callback)(int,int,void *), void *cb_arg)
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{
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BN_GENCB cb;
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BIGNUM *rnd=NULL;
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int found = 0;
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BN_GENCB_set_old(&cb, callback, cb_arg);
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if (ret == NULL)
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{
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if ((rnd=BN_new()) == NULL) goto err;
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}
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else
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rnd=ret;
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if(!BN_generate_prime_ex(rnd, bits, safe, add, rem, &cb))
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goto err;
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/* we have a prime :-) */
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found = 1;
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err:
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if (!found && (ret == NULL) && (rnd != NULL)) BN_free(rnd);
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return(found ? rnd : NULL);
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}
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int BN_is_prime(const BIGNUM *a, int checks, void (*callback)(int,int,void *),
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BN_CTX *ctx_passed, void *cb_arg)
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{
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BN_GENCB cb;
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BN_GENCB_set_old(&cb, callback, cb_arg);
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return BN_is_prime_ex(a, checks, ctx_passed, &cb);
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}
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int BN_is_prime_fasttest(const BIGNUM *a, int checks,
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void (*callback)(int,int,void *),
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BN_CTX *ctx_passed, void *cb_arg,
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int do_trial_division)
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{
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BN_GENCB cb;
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BN_GENCB_set_old(&cb, callback, cb_arg);
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return BN_is_prime_fasttest_ex(a, checks, ctx_passed,
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do_trial_division, &cb);
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}
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