Index: openssl/fips/dsa/fips_dsa_key.c |
=================================================================== |
--- openssl/fips/dsa/fips_dsa_key.c (revision 105093) |
+++ openssl/fips/dsa/fips_dsa_key.c (working copy) |
@@ -1,169 +0,0 @@ |
-/* crypto/dsa/dsa_key.c */ |
-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
- * All rights reserved. |
- * |
- * This package is an SSL implementation written |
- * by Eric Young (eay@cryptsoft.com). |
- * The implementation was written so as to conform with Netscapes SSL. |
- * |
- * This library is free for commercial and non-commercial use as long as |
- * the following conditions are aheared to. The following conditions |
- * apply to all code found in this distribution, be it the RC4, RSA, |
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation |
- * included with this distribution is covered by the same copyright terms |
- * except that the holder is Tim Hudson (tjh@cryptsoft.com). |
- * |
- * Copyright remains Eric Young's, and as such any Copyright notices in |
- * the code are not to be removed. |
- * If this package is used in a product, Eric Young should be given attribution |
- * as the author of the parts of the library used. |
- * This can be in the form of a textual message at program startup or |
- * in documentation (online or textual) provided with the package. |
- * |
- * Redistribution and use in source and binary forms, with or without |
- * modification, are permitted provided that the following conditions |
- * are met: |
- * 1. Redistributions of source code must retain the copyright |
- * notice, this list of conditions and the following disclaimer. |
- * 2. Redistributions in binary form must reproduce the above copyright |
- * notice, this list of conditions and the following disclaimer in the |
- * documentation and/or other materials provided with the distribution. |
- * 3. All advertising materials mentioning features or use of this software |
- * must display the following acknowledgement: |
- * "This product includes cryptographic software written by |
- * Eric Young (eay@cryptsoft.com)" |
- * The word 'cryptographic' can be left out if the rouines from the library |
- * being used are not cryptographic related :-). |
- * 4. If you include any Windows specific code (or a derivative thereof) from |
- * the apps directory (application code) you must include an acknowledgement: |
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
- * |
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
- * SUCH DAMAGE. |
- * |
- * The licence and distribution terms for any publically available version or |
- * derivative of this code cannot be changed. i.e. this code cannot simply be |
- * copied and put under another distribution licence |
- * [including the GNU Public Licence.] |
- */ |
- |
-#include <stdio.h> |
-#include <time.h> |
-#ifndef OPENSSL_NO_SHA |
-#include <openssl/bn.h> |
-#include <openssl/dsa.h> |
-#include <openssl/rand.h> |
-#include <openssl/err.h> |
-#include <openssl/evp.h> |
-#include <openssl/fips.h> |
-#include "fips_locl.h" |
- |
-#ifdef OPENSSL_FIPS |
- |
-static int fips_dsa_pairwise_fail = 0; |
- |
-void FIPS_corrupt_dsa_keygen(void) |
- { |
- fips_dsa_pairwise_fail = 1; |
- } |
- |
-static int dsa_builtin_keygen(DSA *dsa); |
- |
-static int fips_check_dsa(DSA *dsa) |
- { |
- EVP_PKEY pk; |
- unsigned char tbs[] = "DSA Pairwise Check Data"; |
- pk.type = EVP_PKEY_DSA; |
- pk.pkey.dsa = dsa; |
- |
- if (!fips_pkey_signature_test(&pk, tbs, -1, |
- NULL, 0, EVP_dss1(), 0, NULL)) |
- { |
- FIPSerr(FIPS_F_FIPS_CHECK_DSA,FIPS_R_PAIRWISE_TEST_FAILED); |
- fips_set_selftest_fail(); |
- return 0; |
- } |
- return 1; |
- } |
- |
-int DSA_generate_key(DSA *dsa) |
- { |
- if(dsa->meth->dsa_keygen) |
- return dsa->meth->dsa_keygen(dsa); |
- return dsa_builtin_keygen(dsa); |
- } |
- |
-static int dsa_builtin_keygen(DSA *dsa) |
- { |
- int ok=0; |
- BN_CTX *ctx=NULL; |
- BIGNUM *pub_key=NULL,*priv_key=NULL; |
- |
- if (FIPS_mode() && (BN_num_bits(dsa->p) < OPENSSL_DSA_FIPS_MIN_MODULUS_BITS)) |
- { |
- DSAerr(DSA_F_DSA_BUILTIN_KEYGEN, DSA_R_KEY_SIZE_TOO_SMALL); |
- goto err; |
- } |
- |
- if ((ctx=BN_CTX_new()) == NULL) goto err; |
- |
- if (dsa->priv_key == NULL) |
- { |
- if ((priv_key=BN_new()) == NULL) goto err; |
- } |
- else |
- priv_key=dsa->priv_key; |
- |
- do |
- if (!BN_rand_range(priv_key,dsa->q)) goto err; |
- while (BN_is_zero(priv_key)); |
- |
- if (dsa->pub_key == NULL) |
- { |
- if ((pub_key=BN_new()) == NULL) goto err; |
- } |
- else |
- pub_key=dsa->pub_key; |
- |
- { |
- BIGNUM local_prk; |
- BIGNUM *prk; |
- |
- if ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0) |
- { |
- BN_init(&local_prk); |
- prk = &local_prk; |
- BN_with_flags(prk, priv_key, BN_FLG_CONSTTIME); |
- } |
- else |
- prk = priv_key; |
- |
- if (!BN_mod_exp(pub_key,dsa->g,prk,dsa->p,ctx)) goto err; |
- } |
- |
- dsa->priv_key=priv_key; |
- dsa->pub_key=pub_key; |
- if (fips_dsa_pairwise_fail) |
- BN_add_word(dsa->pub_key, 1); |
- if(!fips_check_dsa(dsa)) |
- goto err; |
- ok=1; |
- |
-err: |
- if ((pub_key != NULL) && (dsa->pub_key == NULL)) BN_free(pub_key); |
- if ((priv_key != NULL) && (dsa->priv_key == NULL)) BN_free(priv_key); |
- if (ctx != NULL) BN_CTX_free(ctx); |
- return(ok); |
- } |
-#endif |
- |
-#endif |