| Index: openssl/fips/rsa/fips_rsa_x931g.c
|
| ===================================================================
|
| --- openssl/fips/rsa/fips_rsa_x931g.c (revision 105093)
|
| +++ openssl/fips/rsa/fips_rsa_x931g.c (working copy)
|
| @@ -1,280 +0,0 @@
|
| -/* crypto/rsa/rsa_gen.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 <string.h>
|
| -#include <time.h>
|
| -#include <openssl/err.h>
|
| -#include <openssl/bn.h>
|
| -#include <openssl/rsa.h>
|
| -#include <openssl/fips.h>
|
| -
|
| -#ifdef OPENSSL_FIPS
|
| -
|
| -extern int fips_check_rsa(RSA *rsa);
|
| -
|
| -
|
| -/* X9.31 RSA key derivation and generation */
|
| -
|
| -int RSA_X931_derive_ex(RSA *rsa, BIGNUM *p1, BIGNUM *p2, BIGNUM *q1, BIGNUM *q2,
|
| - const BIGNUM *Xp1, const BIGNUM *Xp2, const BIGNUM *Xp,
|
| - const BIGNUM *Xq1, const BIGNUM *Xq2, const BIGNUM *Xq,
|
| - const BIGNUM *e, BN_GENCB *cb)
|
| - {
|
| - BIGNUM *r0=NULL,*r1=NULL,*r2=NULL,*r3=NULL;
|
| - BN_CTX *ctx=NULL,*ctx2=NULL;
|
| -
|
| - if (!rsa)
|
| - goto err;
|
| -
|
| - ctx = BN_CTX_new();
|
| - BN_CTX_start(ctx);
|
| - if (!ctx)
|
| - goto err;
|
| -
|
| - r0 = BN_CTX_get(ctx);
|
| - r1 = BN_CTX_get(ctx);
|
| - r2 = BN_CTX_get(ctx);
|
| - r3 = BN_CTX_get(ctx);
|
| -
|
| - if (r3 == NULL)
|
| - goto err;
|
| - if (!rsa->e)
|
| - {
|
| - rsa->e = BN_dup(e);
|
| - if (!rsa->e)
|
| - goto err;
|
| - }
|
| - else
|
| - e = rsa->e;
|
| -
|
| - /* If not all parameters present only calculate what we can.
|
| - * This allows test programs to output selective parameters.
|
| - */
|
| -
|
| - if (Xp && !rsa->p)
|
| - {
|
| - rsa->p = BN_new();
|
| - if (!rsa->p)
|
| - goto err;
|
| -
|
| - if (!BN_X931_derive_prime_ex(rsa->p, p1, p2,
|
| - Xp, Xp1, Xp2, e, ctx, cb))
|
| - goto err;
|
| - }
|
| -
|
| - if (Xq && !rsa->q)
|
| - {
|
| - rsa->q = BN_new();
|
| - if (!rsa->q)
|
| - goto err;
|
| - if (!BN_X931_derive_prime_ex(rsa->q, q1, q2,
|
| - Xq, Xq1, Xq2, e, ctx, cb))
|
| - goto err;
|
| - }
|
| -
|
| - if (!rsa->p || !rsa->q)
|
| - {
|
| - BN_CTX_end(ctx);
|
| - BN_CTX_free(ctx);
|
| - return 2;
|
| - }
|
| -
|
| - /* Since both primes are set we can now calculate all remaining
|
| - * components.
|
| - */
|
| -
|
| - /* calculate n */
|
| - rsa->n=BN_new();
|
| - if (rsa->n == NULL)
|
| - goto err;
|
| - if (!BN_mul(rsa->n,rsa->p,rsa->q,ctx))
|
| - goto err;
|
| -
|
| - /* calculate d */
|
| - if (!BN_sub(r1,rsa->p,BN_value_one()))
|
| - goto err; /* p-1 */
|
| - if (!BN_sub(r2,rsa->q,BN_value_one()))
|
| - goto err; /* q-1 */
|
| - if (!BN_mul(r0,r1,r2,ctx))
|
| - goto err; /* (p-1)(q-1) */
|
| -
|
| - if (!BN_gcd(r3, r1, r2, ctx))
|
| - goto err;
|
| -
|
| - if (!BN_div(r0, NULL, r0, r3, ctx))
|
| - goto err; /* LCM((p-1)(q-1)) */
|
| -
|
| - ctx2 = BN_CTX_new();
|
| - if (!ctx2)
|
| - goto err;
|
| -
|
| - rsa->d=BN_mod_inverse(NULL,rsa->e,r0,ctx2); /* d */
|
| - if (rsa->d == NULL)
|
| - goto err;
|
| -
|
| - /* calculate d mod (p-1) */
|
| - rsa->dmp1=BN_new();
|
| - if (rsa->dmp1 == NULL)
|
| - goto err;
|
| - if (!BN_mod(rsa->dmp1,rsa->d,r1,ctx))
|
| - goto err;
|
| -
|
| - /* calculate d mod (q-1) */
|
| - rsa->dmq1=BN_new();
|
| - if (rsa->dmq1 == NULL)
|
| - goto err;
|
| - if (!BN_mod(rsa->dmq1,rsa->d,r2,ctx))
|
| - goto err;
|
| -
|
| - /* calculate inverse of q mod p */
|
| - rsa->iqmp=BN_mod_inverse(NULL,rsa->q,rsa->p,ctx2);
|
| -
|
| - err:
|
| - if (ctx)
|
| - {
|
| - BN_CTX_end(ctx);
|
| - BN_CTX_free(ctx);
|
| - }
|
| - if (ctx2)
|
| - BN_CTX_free(ctx2);
|
| - /* If this is set all calls successful */
|
| - if (rsa->iqmp != NULL)
|
| - return 1;
|
| -
|
| - return 0;
|
| -
|
| - }
|
| -
|
| -int RSA_X931_generate_key_ex(RSA *rsa, int bits, const BIGNUM *e, BN_GENCB *cb)
|
| - {
|
| - int ok = 0;
|
| - BIGNUM *Xp = NULL, *Xq = NULL;
|
| - BN_CTX *ctx = NULL;
|
| -
|
| - if (bits < OPENSSL_RSA_FIPS_MIN_MODULUS_BITS)
|
| - {
|
| - FIPSerr(FIPS_F_RSA_X931_GENERATE_KEY_EX,FIPS_R_KEY_TOO_SHORT);
|
| - return 0;
|
| - }
|
| -
|
| - if (bits & 0xff)
|
| - {
|
| - FIPSerr(FIPS_F_RSA_X931_GENERATE_KEY_EX,FIPS_R_INVALID_KEY_LENGTH);
|
| - return 0;
|
| - }
|
| -
|
| - if(FIPS_selftest_failed())
|
| - {
|
| - FIPSerr(FIPS_F_RSA_X931_GENERATE_KEY_EX,FIPS_R_FIPS_SELFTEST_FAILED);
|
| - return 0;
|
| - }
|
| -
|
| - ctx = BN_CTX_new();
|
| - if (!ctx)
|
| - goto error;
|
| -
|
| - BN_CTX_start(ctx);
|
| - Xp = BN_CTX_get(ctx);
|
| - Xq = BN_CTX_get(ctx);
|
| - if (!BN_X931_generate_Xpq(Xp, Xq, bits, ctx))
|
| - goto error;
|
| -
|
| - rsa->p = BN_new();
|
| - rsa->q = BN_new();
|
| - if (!rsa->p || !rsa->q)
|
| - goto error;
|
| -
|
| - /* Generate two primes from Xp, Xq */
|
| -
|
| - if (!BN_X931_generate_prime_ex(rsa->p, NULL, NULL, NULL, NULL, Xp,
|
| - e, ctx, cb))
|
| - goto error;
|
| -
|
| - if (!BN_X931_generate_prime_ex(rsa->q, NULL, NULL, NULL, NULL, Xq,
|
| - e, ctx, cb))
|
| - goto error;
|
| -
|
| - /* Since rsa->p and rsa->q are valid this call will just derive
|
| - * remaining RSA components.
|
| - */
|
| -
|
| - if (!RSA_X931_derive_ex(rsa, NULL, NULL, NULL, NULL,
|
| - NULL, NULL, NULL, NULL, NULL, NULL, e, cb))
|
| - goto error;
|
| -
|
| - if(!fips_check_rsa(rsa))
|
| - goto error;
|
| -
|
| - ok = 1;
|
| -
|
| - error:
|
| - if (ctx)
|
| - {
|
| - BN_CTX_end(ctx);
|
| - BN_CTX_free(ctx);
|
| - }
|
| -
|
| - if (ok)
|
| - return 1;
|
| -
|
| - return 0;
|
| -
|
| - }
|
| -
|
| -#endif
|
|
|