2000-12-14 21:41:55 +00:00
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/* crypto/engine/hw_ubsec.c */
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/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL
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* project 2000.
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*
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* Cloned shamelessly by Joe Tardo.
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*/
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/* ====================================================================
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2001-09-14 18:31:57 +00:00
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* Copyright (c) 1999-2001 The OpenSSL Project. All rights reserved.
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2000-12-14 21:41:55 +00:00
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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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* licensing@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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#include <stdio.h>
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#include <openssl/crypto.h>
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#include "cryptlib.h"
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#include <openssl/dso.h>
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#include <openssl/engine.h>
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2001-02-19 16:06:34 +00:00
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#ifndef OPENSSL_NO_HW
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#ifndef OPENSSL_NO_HW_UBSEC
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2000-12-14 21:41:55 +00:00
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#ifdef FLAT_INC
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#include "hw_ubsec.h"
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#else
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#include "vendor_defns/hw_ubsec.h"
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#endif
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2001-09-05 19:00:33 +00:00
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static int ubsec_destroy(ENGINE *e);
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2001-04-18 03:57:05 +00:00
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static int ubsec_init(ENGINE *e);
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static int ubsec_finish(ENGINE *e);
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2001-04-19 01:45:40 +00:00
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static int ubsec_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)());
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2000-12-14 21:41:55 +00:00
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static int ubsec_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
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const BIGNUM *m, BN_CTX *ctx);
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static int ubsec_mod_exp_crt(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
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const BIGNUM *q, const BIGNUM *dp,
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const BIGNUM *dq, const BIGNUM *qinv, BN_CTX *ctx);
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2001-04-26 15:45:12 +00:00
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#ifndef OPENSSL_NO_RSA
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2000-12-14 21:41:55 +00:00
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static int ubsec_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa);
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2001-04-26 15:45:12 +00:00
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#endif
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2000-12-14 21:41:55 +00:00
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static int ubsec_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
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const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);
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2001-04-26 15:45:12 +00:00
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#ifndef OPENSSL_NO_DSA
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2000-12-27 19:20:14 +00:00
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#if NOT_USED
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2000-12-14 21:41:55 +00:00
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static int ubsec_dsa_mod_exp(DSA *dsa, BIGNUM *rr, BIGNUM *a1,
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BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m,
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BN_CTX *ctx, BN_MONT_CTX *in_mont);
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static int ubsec_mod_exp_dsa(DSA *dsa, BIGNUM *r, BIGNUM *a,
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const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
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BN_MONT_CTX *m_ctx);
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2000-12-27 19:20:14 +00:00
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#endif
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2000-12-14 21:41:55 +00:00
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static DSA_SIG *ubsec_dsa_do_sign(const unsigned char *dgst, int dlen, DSA *dsa);
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static int ubsec_dsa_verify(const unsigned char *dgst, int dgst_len,
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DSA_SIG *sig, DSA *dsa);
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2001-04-26 15:45:12 +00:00
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#endif
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#ifndef OPENSSL_NO_DH
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2000-12-14 21:41:55 +00:00
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static int ubsec_mod_exp_dh(const DH *dh, BIGNUM *r, const BIGNUM *a,
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const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
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BN_MONT_CTX *m_ctx);
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static int ubsec_dh_compute_key(unsigned char *key,const BIGNUM *pub_key,DH *dh);
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static int ubsec_dh_generate_key(DH *dh);
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2001-04-26 15:45:12 +00:00
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#endif
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2000-12-27 19:20:14 +00:00
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#if NOT_USED
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2000-12-14 21:41:55 +00:00
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static int ubsec_rand_bytes(unsigned char *buf, int num);
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static int ubsec_rand_status(void);
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2000-12-27 19:20:14 +00:00
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#endif
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2001-04-19 01:45:40 +00:00
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#define UBSEC_CMD_SO_PATH ENGINE_CMD_BASE
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static const ENGINE_CMD_DEFN ubsec_cmd_defns[] = {
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{UBSEC_CMD_SO_PATH,
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"SO_PATH",
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"Specifies the path to the 'ubsec' shared library",
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ENGINE_CMD_FLAG_STRING},
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{0, NULL, NULL, 0}
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};
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2001-04-26 15:45:12 +00:00
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#ifndef OPENSSL_NO_RSA
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2000-12-14 21:41:55 +00:00
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/* Our internal RSA_METHOD that we provide pointers to */
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static RSA_METHOD ubsec_rsa =
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{
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"UBSEC RSA method",
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NULL,
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NULL,
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NULL,
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NULL,
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ubsec_rsa_mod_exp,
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ubsec_mod_exp_mont,
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NULL,
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NULL,
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0,
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NULL,
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NULL,
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NULL
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};
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2001-04-26 15:45:12 +00:00
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#endif
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2000-12-14 21:41:55 +00:00
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2001-04-26 15:45:12 +00:00
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#ifndef OPENSSL_NO_DSA
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2000-12-14 21:41:55 +00:00
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/* Our internal DSA_METHOD that we provide pointers to */
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static DSA_METHOD ubsec_dsa =
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{
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"UBSEC DSA method",
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ubsec_dsa_do_sign, /* dsa_do_sign */
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NULL, /* dsa_sign_setup */
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ubsec_dsa_verify, /* dsa_do_verify */
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NULL, /* ubsec_dsa_mod_exp */ /* dsa_mod_exp */
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NULL, /* ubsec_mod_exp_dsa */ /* bn_mod_exp */
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NULL, /* init */
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NULL, /* finish */
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0, /* flags */
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NULL /* app_data */
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};
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2001-04-26 15:45:12 +00:00
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#endif
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2000-12-14 21:41:55 +00:00
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2001-04-26 15:45:12 +00:00
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#ifndef OPENSSL_NO_DH
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2000-12-14 21:41:55 +00:00
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/* Our internal DH_METHOD that we provide pointers to */
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static DH_METHOD ubsec_dh =
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{
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"UBSEC DH method",
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ubsec_dh_generate_key,
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ubsec_dh_compute_key,
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ubsec_mod_exp_dh,
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NULL,
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NULL,
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0,
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NULL
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};
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2001-04-26 15:45:12 +00:00
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#endif
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2000-12-14 21:41:55 +00:00
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2001-09-03 21:33:00 +00:00
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#ifndef OPENSSL_NO_ERR
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/* Error function codes for use in ubsec operation */
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#define UBSEC_F_UBSEC_INIT 100
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#define UBSEC_F_UBSEC_FINISH 101
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#define UBSEC_F_UBSEC_CTRL 102
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#define UBSEC_F_UBSEC_MOD_EXP 103
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#define UBSEC_F_UBSEC_RSA_MOD_EXP 104
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#define UBSEC_F_UBSEC_RSA_MOD_EXP_CRT 105
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#define UBSEC_F_UBSEC_DSA_SIGN 106
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#define UBSEC_F_UBSEC_DSA_VERIFY 107
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/* Error reason codes */
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#define UBSEC_R_ALREADY_LOADED 108
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#define UBSEC_R_DSO_FAILURE 109
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#define UBSEC_R_UNIT_FAILURE 110
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#define UBSEC_R_NOT_LOADED 111
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#define UBSEC_R_CTRL_COMMAND_NOT_IMPLEMENTED 112
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#define UBSEC_R_SIZE_TOO_LARGE_OR_TOO_SMALL 113
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#define UBSEC_R_BN_EXPAND_FAIL 114
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#define UBSEC_R_REQUEST_FAILED 115
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#define UBSEC_R_MISSING_KEY_COMPONENTS 116
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static ERR_STRING_DATA ubsec_str_functs[] =
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{
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/* This first element is changed to match the dynamic 'lib' number */
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{ERR_PACK(0,0,0), "ubsec engine code"},
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{ERR_PACK(0,UBSEC_F_UBSEC_INIT,0), "ubsec_init"},
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{ERR_PACK(0,UBSEC_F_UBSEC_FINISH,0), "ubsec_finish"},
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{ERR_PACK(0,UBSEC_F_UBSEC_CTRL,0), "ubsec_ctrl"},
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{ERR_PACK(0,UBSEC_F_UBSEC_MOD_EXP,0), "ubsec_mod_exp"},
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{ERR_PACK(0,UBSEC_F_UBSEC_RSA_MOD_EXP,0), "ubsec_rsa_mod_exp"},
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{ERR_PACK(0,UBSEC_F_UBSEC_RSA_MOD_EXP_CRT,0), "ubsec_rsa_mod_exp_crt"},
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{ERR_PACK(0,UBSEC_F_UBSEC_DSA_SIGN,0), "ubsec_dsa_sign"},
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{ERR_PACK(0,UBSEC_F_UBSEC_DSA_VERIFY,0), "ubsec_dsa_verify"},
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/* Error reason codes */
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{UBSEC_R_ALREADY_LOADED ,"already loaded"},
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{UBSEC_R_DSO_FAILURE ,"DSO failure"},
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{UBSEC_R_UNIT_FAILURE ,"unit failure"},
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{UBSEC_R_NOT_LOADED ,"not loaded"},
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{UBSEC_R_CTRL_COMMAND_NOT_IMPLEMENTED ,"ctrl command not implemented"},
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{UBSEC_R_SIZE_TOO_LARGE_OR_TOO_SMALL ,"size too large or too small"},
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{UBSEC_R_BN_EXPAND_FAIL ,"bn_expand fail"},
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{UBSEC_R_REQUEST_FAILED ,"request failed"},
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{UBSEC_R_MISSING_KEY_COMPONENTS ,"missing key components"},
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{0,NULL}
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};
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/* The library number we obtain dynamically from the ERR code */
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static int ubsec_err_lib = -1;
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#define UBSECerr(f,r) ERR_PUT_error(ubsec_err_lib,(f),(r),__FILE__,__LINE__)
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static void ubsec_load_error_strings(void)
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{
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if(ubsec_err_lib < 0)
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{
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if((ubsec_err_lib = ERR_get_next_error_library()) <= 0)
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return;
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ubsec_str_functs[0].error = ERR_PACK(ubsec_err_lib,0,0);
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ERR_load_strings(ubsec_err_lib, ubsec_str_functs);
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}
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}
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2001-09-05 19:00:33 +00:00
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static void ubsec_unload_error_strings(void)
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{
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if(ubsec_err_lib >= 0)
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{
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ERR_unload_strings(ubsec_err_lib, ubsec_str_functs);
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ubsec_err_lib = -1;
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}
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}
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2001-09-03 21:33:00 +00:00
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#else
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2001-09-05 19:00:33 +00:00
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#define UBSECerr(f,r) /* NOP */
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static void ubsec_load_error_strings(void) { } /* NOP */
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static void ubsec_unload_error_strings(void) { } /* NOP */
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2001-09-03 21:33:00 +00:00
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#endif
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2001-04-18 21:46:00 +00:00
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/* Constants used when creating the ENGINE */
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static const char *engine_ubsec_id = "ubsec";
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static const char *engine_ubsec_name = "UBSEC hardware engine support";
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2000-12-14 21:41:55 +00:00
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2001-09-03 21:33:00 +00:00
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/* This internal function is used by ENGINE_ubsec() and possibly by the
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* "dynamic" ENGINE support too */
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static int bind_helper(ENGINE *e)
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2000-12-14 21:41:55 +00:00
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{
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2001-04-26 15:45:12 +00:00
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#ifndef OPENSSL_NO_RSA
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2000-12-14 21:41:55 +00:00
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const RSA_METHOD *meth1;
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2001-04-26 15:45:12 +00:00
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#endif
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#ifndef OPENSSL_NO_DH
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2000-12-14 21:41:55 +00:00
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#ifndef HAVE_UBSEC_DH
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const DH_METHOD *meth3;
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#endif /* HAVE_UBSEC_DH */
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2001-04-26 15:45:12 +00:00
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#endif
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2001-09-03 21:33:00 +00:00
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if(!ENGINE_set_id(e, engine_ubsec_id) ||
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!ENGINE_set_name(e, engine_ubsec_name) ||
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2001-04-26 15:45:12 +00:00
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#ifndef OPENSSL_NO_RSA
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2001-09-03 21:33:00 +00:00
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!ENGINE_set_RSA(e, &ubsec_rsa) ||
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2001-04-26 15:45:12 +00:00
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#endif
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#ifndef OPENSSL_NO_DSA
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2001-09-03 21:33:00 +00:00
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!ENGINE_set_DSA(e, &ubsec_dsa) ||
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2001-04-26 15:45:12 +00:00
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#endif
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#ifndef OPENSSL_NO_DH
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2001-09-03 21:33:00 +00:00
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!ENGINE_set_DH(e, &ubsec_dh) ||
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#endif
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!ENGINE_set_BN_mod_exp(e, ubsec_mod_exp) ||
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!ENGINE_set_BN_mod_exp_crt(e, ubsec_mod_exp_crt) ||
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2001-09-05 19:00:33 +00:00
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!ENGINE_set_destroy_function(e, ubsec_destroy) ||
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2001-09-03 21:33:00 +00:00
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!ENGINE_set_init_function(e, ubsec_init) ||
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!ENGINE_set_finish_function(e, ubsec_finish) ||
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!ENGINE_set_ctrl_function(e, ubsec_ctrl) ||
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!ENGINE_set_cmd_defns(e, ubsec_cmd_defns))
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return 0;
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2000-12-14 21:41:55 +00:00
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2001-04-26 15:45:12 +00:00
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#ifndef OPENSSL_NO_RSA
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2000-12-14 21:41:55 +00:00
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/* We know that the "PKCS1_SSLeay()" functions hook properly
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|
* to the Broadcom-specific mod_exp and mod_exp_crt so we use
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|
|
* those functions. NB: We don't use ENGINE_openssl() or
|
|
|
|
* anything "more generic" because something like the RSAref
|
|
|
|
* code may not hook properly, and if you own one of these
|
|
|
|
* cards then you have the right to do RSA operations on it
|
|
|
|
* anyway! */
|
|
|
|
meth1 = RSA_PKCS1_SSLeay();
|
|
|
|
ubsec_rsa.rsa_pub_enc = meth1->rsa_pub_enc;
|
|
|
|
ubsec_rsa.rsa_pub_dec = meth1->rsa_pub_dec;
|
|
|
|
ubsec_rsa.rsa_priv_enc = meth1->rsa_priv_enc;
|
|
|
|
ubsec_rsa.rsa_priv_dec = meth1->rsa_priv_dec;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
|
2001-04-26 15:45:12 +00:00
|
|
|
#ifndef OPENSSL_NO_DH
|
2000-12-14 21:41:55 +00:00
|
|
|
#ifndef HAVE_UBSEC_DH
|
|
|
|
/* Much the same for Diffie-Hellman */
|
|
|
|
meth3 = DH_OpenSSL();
|
|
|
|
ubsec_dh.generate_key = meth3->generate_key;
|
|
|
|
ubsec_dh.compute_key = meth3->compute_key;
|
|
|
|
#endif /* HAVE_UBSEC_DH */
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
|
2001-09-03 21:33:00 +00:00
|
|
|
/* Ensure the ubsec error handling is set up */
|
|
|
|
ubsec_load_error_strings();
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* As this is only ever called once, there's no need for locking
|
|
|
|
* (indeed - the lock will already be held by our caller!!!) */
|
|
|
|
ENGINE *ENGINE_ubsec(void)
|
|
|
|
{
|
|
|
|
ENGINE *ret = ENGINE_new();
|
|
|
|
if(!ret)
|
|
|
|
return NULL;
|
|
|
|
if(!bind_helper(ret))
|
|
|
|
{
|
|
|
|
ENGINE_free(ret);
|
|
|
|
return NULL;
|
|
|
|
}
|
2001-04-18 21:46:00 +00:00
|
|
|
return ret;
|
2000-12-14 21:41:55 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/* This is a process-global DSO handle used for loading and unloading
|
|
|
|
* the UBSEC library. NB: This is only set (or unset) during an
|
|
|
|
* init() or finish() call (reference counts permitting) and they're
|
|
|
|
* operating with global locks, so this should be thread-safe
|
|
|
|
* implicitly. */
|
|
|
|
|
|
|
|
static DSO *ubsec_dso = NULL;
|
|
|
|
|
|
|
|
/* These are the function pointers that are (un)set when the library has
|
|
|
|
* successfully (un)loaded. */
|
|
|
|
|
|
|
|
static t_UBSEC_ubsec_bytes_to_bits *p_UBSEC_ubsec_bytes_to_bits = NULL;
|
|
|
|
static t_UBSEC_ubsec_bits_to_bytes *p_UBSEC_ubsec_bits_to_bytes = NULL;
|
|
|
|
static t_UBSEC_ubsec_open *p_UBSEC_ubsec_open = NULL;
|
|
|
|
static t_UBSEC_ubsec_close *p_UBSEC_ubsec_close = NULL;
|
2001-04-26 15:45:12 +00:00
|
|
|
#ifndef OPENSSL_NO_DH
|
2000-12-14 21:41:55 +00:00
|
|
|
static t_UBSEC_diffie_hellman_generate_ioctl
|
|
|
|
*p_UBSEC_diffie_hellman_generate_ioctl = NULL;
|
|
|
|
static t_UBSEC_diffie_hellman_agree_ioctl *p_UBSEC_diffie_hellman_agree_ioctl = NULL;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
|
|
|
/* #ifndef OPENSSL_NO_RSA */
|
2000-12-14 21:41:55 +00:00
|
|
|
static t_UBSEC_rsa_mod_exp_ioctl *p_UBSEC_rsa_mod_exp_ioctl = NULL;
|
|
|
|
static t_UBSEC_rsa_mod_exp_crt_ioctl *p_UBSEC_rsa_mod_exp_crt_ioctl = NULL;
|
2001-04-26 15:45:12 +00:00
|
|
|
/* #endif */
|
|
|
|
#ifndef OPENSSL_NO_DSA
|
2000-12-14 21:41:55 +00:00
|
|
|
static t_UBSEC_dsa_sign_ioctl *p_UBSEC_dsa_sign_ioctl = NULL;
|
|
|
|
static t_UBSEC_dsa_verify_ioctl *p_UBSEC_dsa_verify_ioctl = NULL;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
static t_UBSEC_math_accelerate_ioctl *p_UBSEC_math_accelerate_ioctl = NULL;
|
|
|
|
static t_UBSEC_rng_ioctl *p_UBSEC_rng_ioctl = NULL;
|
|
|
|
|
2001-04-18 00:43:23 +00:00
|
|
|
/*
|
|
|
|
* These are the static string constants for the DSO file name and the function
|
|
|
|
* symbol names to bind to.
|
|
|
|
*/
|
|
|
|
|
|
|
|
static const char *UBSEC_LIBNAME = "ubsec";
|
|
|
|
static const char *UBSEC_F1 = "ubsec_bytes_to_bits";
|
|
|
|
static const char *UBSEC_F2 = "ubsec_bits_to_bytes";
|
|
|
|
static const char *UBSEC_F3 = "ubsec_open";
|
|
|
|
static const char *UBSEC_F4 = "ubsec_close";
|
2001-04-26 15:45:12 +00:00
|
|
|
#ifndef OPENSSL_NO_DH
|
2001-04-18 00:43:23 +00:00
|
|
|
static const char *UBSEC_F5 = "diffie_hellman_generate_ioctl";
|
|
|
|
static const char *UBSEC_F6 = "diffie_hellman_agree_ioctl";
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
|
|
|
/* #ifndef OPENSSL_NO_RSA */
|
2001-04-18 00:43:23 +00:00
|
|
|
static const char *UBSEC_F7 = "rsa_mod_exp_ioctl";
|
|
|
|
static const char *UBSEC_F8 = "rsa_mod_exp_crt_ioctl";
|
2001-04-26 15:45:12 +00:00
|
|
|
/* #endif */
|
|
|
|
#ifndef OPENSSL_NO_DSA
|
2001-04-18 00:43:23 +00:00
|
|
|
static const char *UBSEC_F9 = "dsa_sign_ioctl";
|
|
|
|
static const char *UBSEC_F10 = "dsa_verify_ioctl";
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2001-04-18 00:43:23 +00:00
|
|
|
static const char *UBSEC_F11 = "math_accelerate_ioctl";
|
|
|
|
static const char *UBSEC_F12 = "rng_ioctl";
|
|
|
|
|
2001-09-05 19:00:33 +00:00
|
|
|
/* Destructor (complements the "ENGINE_ubsec()" constructor) */
|
|
|
|
static int ubsec_destroy(ENGINE *e)
|
|
|
|
{
|
|
|
|
ubsec_unload_error_strings();
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2000-12-14 21:41:55 +00:00
|
|
|
/* (de)initialisation functions. */
|
2001-04-18 03:57:05 +00:00
|
|
|
static int ubsec_init(ENGINE *e)
|
2000-12-14 21:41:55 +00:00
|
|
|
{
|
|
|
|
t_UBSEC_ubsec_bytes_to_bits *p1;
|
|
|
|
t_UBSEC_ubsec_bits_to_bytes *p2;
|
|
|
|
t_UBSEC_ubsec_open *p3;
|
|
|
|
t_UBSEC_ubsec_close *p4;
|
2001-04-26 15:45:12 +00:00
|
|
|
#ifndef OPENSSL_NO_DH
|
2000-12-14 21:41:55 +00:00
|
|
|
t_UBSEC_diffie_hellman_generate_ioctl *p5;
|
|
|
|
t_UBSEC_diffie_hellman_agree_ioctl *p6;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
|
|
|
/* #ifndef OPENSSL_NO_RSA */
|
2000-12-14 21:41:55 +00:00
|
|
|
t_UBSEC_rsa_mod_exp_ioctl *p7;
|
|
|
|
t_UBSEC_rsa_mod_exp_crt_ioctl *p8;
|
2001-04-26 15:45:12 +00:00
|
|
|
/* #endif */
|
|
|
|
#ifndef OPENSSL_NO_DSA
|
2000-12-14 21:41:55 +00:00
|
|
|
t_UBSEC_dsa_sign_ioctl *p9;
|
|
|
|
t_UBSEC_dsa_verify_ioctl *p10;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
t_UBSEC_math_accelerate_ioctl *p11;
|
|
|
|
t_UBSEC_rng_ioctl *p12;
|
|
|
|
int fd = 0;
|
|
|
|
|
|
|
|
if(ubsec_dso != NULL)
|
|
|
|
{
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_ALREADY_LOADED);
|
2000-12-14 21:41:55 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
/*
|
|
|
|
* Attempt to load libubsec.so/ubsec.dll/whatever.
|
|
|
|
*/
|
|
|
|
ubsec_dso = DSO_load(NULL, UBSEC_LIBNAME, NULL, 0);
|
|
|
|
if(ubsec_dso == NULL)
|
|
|
|
{
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_DSO_FAILURE);
|
2000-12-14 21:41:55 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (
|
|
|
|
!(p1 = (t_UBSEC_ubsec_bytes_to_bits *) DSO_bind_func(ubsec_dso, UBSEC_F1)) ||
|
|
|
|
!(p2 = (t_UBSEC_ubsec_bits_to_bytes *) DSO_bind_func(ubsec_dso, UBSEC_F2)) ||
|
|
|
|
!(p3 = (t_UBSEC_ubsec_open *) DSO_bind_func(ubsec_dso, UBSEC_F3)) ||
|
|
|
|
!(p4 = (t_UBSEC_ubsec_close *) DSO_bind_func(ubsec_dso, UBSEC_F4)) ||
|
2001-04-26 15:45:12 +00:00
|
|
|
#ifndef OPENSSL_NO_DH
|
2000-12-14 21:41:55 +00:00
|
|
|
!(p5 = (t_UBSEC_diffie_hellman_generate_ioctl *)
|
|
|
|
DSO_bind_func(ubsec_dso, UBSEC_F5)) ||
|
|
|
|
!(p6 = (t_UBSEC_diffie_hellman_agree_ioctl *)
|
|
|
|
DSO_bind_func(ubsec_dso, UBSEC_F6)) ||
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
|
|
|
/* #ifndef OPENSSL_NO_RSA */
|
2000-12-14 21:41:55 +00:00
|
|
|
!(p7 = (t_UBSEC_rsa_mod_exp_ioctl *) DSO_bind_func(ubsec_dso, UBSEC_F7)) ||
|
|
|
|
!(p8 = (t_UBSEC_rsa_mod_exp_crt_ioctl *) DSO_bind_func(ubsec_dso, UBSEC_F8)) ||
|
2001-04-26 15:45:12 +00:00
|
|
|
/* #endif */
|
|
|
|
#ifndef OPENSSL_NO_DSA
|
2000-12-14 21:41:55 +00:00
|
|
|
!(p9 = (t_UBSEC_dsa_sign_ioctl *) DSO_bind_func(ubsec_dso, UBSEC_F9)) ||
|
|
|
|
!(p10 = (t_UBSEC_dsa_verify_ioctl *) DSO_bind_func(ubsec_dso, UBSEC_F10)) ||
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
!(p11 = (t_UBSEC_math_accelerate_ioctl *)
|
|
|
|
DSO_bind_func(ubsec_dso, UBSEC_F11)) ||
|
|
|
|
!(p12 = (t_UBSEC_rng_ioctl *) DSO_bind_func(ubsec_dso, UBSEC_F12)))
|
|
|
|
{
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_DSO_FAILURE);
|
2000-12-14 21:41:55 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Copy the pointers */
|
|
|
|
p_UBSEC_ubsec_bytes_to_bits = p1;
|
|
|
|
p_UBSEC_ubsec_bits_to_bytes = p2;
|
|
|
|
p_UBSEC_ubsec_open = p3;
|
|
|
|
p_UBSEC_ubsec_close = p4;
|
2001-04-26 15:45:12 +00:00
|
|
|
#ifndef OPENSSL_NO_DH
|
2000-12-14 21:41:55 +00:00
|
|
|
p_UBSEC_diffie_hellman_generate_ioctl = p5;
|
|
|
|
p_UBSEC_diffie_hellman_agree_ioctl = p6;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
|
|
|
#ifndef OPENSSL_NO_RSA
|
2000-12-14 21:41:55 +00:00
|
|
|
p_UBSEC_rsa_mod_exp_ioctl = p7;
|
|
|
|
p_UBSEC_rsa_mod_exp_crt_ioctl = p8;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
|
|
|
#ifndef OPENSSL_NO_DSA
|
2000-12-14 21:41:55 +00:00
|
|
|
p_UBSEC_dsa_sign_ioctl = p9;
|
|
|
|
p_UBSEC_dsa_verify_ioctl = p10;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
p_UBSEC_math_accelerate_ioctl = p11;
|
|
|
|
p_UBSEC_rng_ioctl = p12;
|
|
|
|
|
|
|
|
/* Perform an open to see if there's actually any unit running. */
|
|
|
|
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) > 0)
|
|
|
|
{
|
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
|
2000-12-14 21:41:55 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
err:
|
|
|
|
if(ubsec_dso)
|
|
|
|
DSO_free(ubsec_dso);
|
|
|
|
p_UBSEC_ubsec_bytes_to_bits = NULL;
|
|
|
|
p_UBSEC_ubsec_bits_to_bytes = NULL;
|
|
|
|
p_UBSEC_ubsec_open = NULL;
|
|
|
|
p_UBSEC_ubsec_close = NULL;
|
2001-04-26 15:45:12 +00:00
|
|
|
#ifndef OPENSSL_NO_DH
|
2000-12-14 21:41:55 +00:00
|
|
|
p_UBSEC_diffie_hellman_generate_ioctl = NULL;
|
|
|
|
p_UBSEC_diffie_hellman_agree_ioctl = NULL;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
|
|
|
#ifndef OPENSSL_NO_RSA
|
2000-12-14 21:41:55 +00:00
|
|
|
p_UBSEC_rsa_mod_exp_ioctl = NULL;
|
|
|
|
p_UBSEC_rsa_mod_exp_crt_ioctl = NULL;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
|
|
|
#ifndef OPENSSL_NO_DSA
|
2000-12-14 21:41:55 +00:00
|
|
|
p_UBSEC_dsa_sign_ioctl = NULL;
|
|
|
|
p_UBSEC_dsa_verify_ioctl = NULL;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
p_UBSEC_math_accelerate_ioctl = NULL;
|
|
|
|
p_UBSEC_rng_ioctl = NULL;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2001-04-18 03:57:05 +00:00
|
|
|
static int ubsec_finish(ENGINE *e)
|
2000-12-14 21:41:55 +00:00
|
|
|
{
|
|
|
|
if(ubsec_dso == NULL)
|
|
|
|
{
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_FINISH, UBSEC_R_NOT_LOADED);
|
2000-12-14 21:41:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
if(!DSO_free(ubsec_dso))
|
|
|
|
{
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_FINISH, UBSEC_R_DSO_FAILURE);
|
2000-12-14 21:41:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
ubsec_dso = NULL;
|
|
|
|
p_UBSEC_ubsec_bytes_to_bits = NULL;
|
|
|
|
p_UBSEC_ubsec_bits_to_bytes = NULL;
|
|
|
|
p_UBSEC_ubsec_open = NULL;
|
|
|
|
p_UBSEC_ubsec_close = NULL;
|
2001-04-26 15:45:12 +00:00
|
|
|
#ifndef OPENSSL_NO_DH
|
2000-12-14 21:41:55 +00:00
|
|
|
p_UBSEC_diffie_hellman_generate_ioctl = NULL;
|
|
|
|
p_UBSEC_diffie_hellman_agree_ioctl = NULL;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
|
|
|
#ifndef OPENSSL_NO_RSA
|
2000-12-14 21:41:55 +00:00
|
|
|
p_UBSEC_rsa_mod_exp_ioctl = NULL;
|
|
|
|
p_UBSEC_rsa_mod_exp_crt_ioctl = NULL;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
|
|
|
#ifndef OPENSSL_NO_DSA
|
2000-12-14 21:41:55 +00:00
|
|
|
p_UBSEC_dsa_sign_ioctl = NULL;
|
|
|
|
p_UBSEC_dsa_verify_ioctl = NULL;
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
p_UBSEC_math_accelerate_ioctl = NULL;
|
|
|
|
p_UBSEC_rng_ioctl = NULL;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2001-04-19 01:45:40 +00:00
|
|
|
static int ubsec_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f)())
|
|
|
|
{
|
|
|
|
int initialised = ((ubsec_dso == NULL) ? 0 : 1);
|
|
|
|
switch(cmd)
|
|
|
|
{
|
|
|
|
case UBSEC_CMD_SO_PATH:
|
|
|
|
if(p == NULL)
|
|
|
|
{
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_CTRL,ERR_R_PASSED_NULL_PARAMETER);
|
2001-04-19 01:45:40 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
if(initialised)
|
|
|
|
{
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_CTRL,UBSEC_R_ALREADY_LOADED);
|
2001-04-19 01:45:40 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
UBSEC_LIBNAME = (const char *)p;
|
|
|
|
return 1;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_CTRL,UBSEC_R_CTRL_COMMAND_NOT_IMPLEMENTED);
|
2001-04-19 01:45:40 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2000-12-14 21:41:55 +00:00
|
|
|
static int ubsec_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
|
|
|
|
const BIGNUM *m, BN_CTX *ctx)
|
|
|
|
{
|
|
|
|
int y_len = 0;
|
|
|
|
int fd;
|
|
|
|
|
|
|
|
if(ubsec_dso == NULL)
|
|
|
|
{
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_MOD_EXP, UBSEC_R_NOT_LOADED);
|
2000-12-14 21:41:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Check if hardware can't handle this argument. */
|
|
|
|
y_len = BN_num_bits(m);
|
|
|
|
if (y_len > 1024) {
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_MOD_EXP, UBSEC_R_SIZE_TOO_LARGE_OR_TOO_SMALL);
|
2000-12-14 21:41:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(!bn_wexpand(r, m->top))
|
|
|
|
{
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_MOD_EXP, UBSEC_R_BN_EXPAND_FAIL);
|
2000-12-14 21:41:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
memset(r->d, 0, BN_num_bytes(m));
|
|
|
|
|
|
|
|
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0) {
|
|
|
|
fd = 0;
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
|
2000-12-14 21:41:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (p_UBSEC_rsa_mod_exp_ioctl(fd, (unsigned char *)a->d, BN_num_bits(a),
|
|
|
|
(unsigned char *)m->d, BN_num_bits(m), (unsigned char *)p->d,
|
|
|
|
BN_num_bits(p), (unsigned char *)r->d, &y_len) != 0)
|
|
|
|
{
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_MOD_EXP, UBSEC_R_REQUEST_FAILED);
|
2000-12-14 21:41:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
|
|
|
|
r->top = (BN_num_bits(m)+BN_BITS2-1)/BN_BITS2;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2001-04-26 15:45:12 +00:00
|
|
|
#ifndef OPENSSL_NO_RSA
|
2000-12-14 21:41:55 +00:00
|
|
|
static int ubsec_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa)
|
|
|
|
{
|
|
|
|
BN_CTX *ctx;
|
|
|
|
int to_return = 0;
|
|
|
|
|
|
|
|
if((ctx = BN_CTX_new()) == NULL)
|
|
|
|
goto err;
|
|
|
|
|
|
|
|
if(!rsa->p || !rsa->q || !rsa->dmp1 || !rsa->dmq1 || !rsa->iqmp)
|
|
|
|
{
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_RSA_MOD_EXP, UBSEC_R_MISSING_KEY_COMPONENTS);
|
2000-12-14 21:41:55 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Do in software if argument is too large for hardware.
|
|
|
|
*/
|
|
|
|
if ((BN_num_bits(rsa->p)+BN_num_bits(rsa->q)) > 1024) {
|
|
|
|
const RSA_METHOD *meth = RSA_PKCS1_SSLeay();
|
|
|
|
to_return = (*meth->rsa_mod_exp)(r0, I, rsa);
|
|
|
|
} else {
|
|
|
|
to_return = ubsec_mod_exp_crt(r0, I, rsa->p, rsa->q, rsa->dmp1,
|
|
|
|
rsa->dmq1, rsa->iqmp, ctx);
|
|
|
|
}
|
|
|
|
err:
|
|
|
|
if(ctx)
|
|
|
|
BN_CTX_free(ctx);
|
|
|
|
return to_return;
|
|
|
|
}
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
|
|
|
|
static int ubsec_mod_exp_crt(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
|
|
|
|
const BIGNUM *q, const BIGNUM *dp,
|
|
|
|
const BIGNUM *dq, const BIGNUM *qinv, BN_CTX *ctx)
|
|
|
|
{
|
|
|
|
int y_len,
|
|
|
|
m_len,
|
|
|
|
fd;
|
|
|
|
|
|
|
|
m_len = BN_num_bytes(p) + BN_num_bytes(q) + 1;
|
|
|
|
y_len = BN_num_bits(p) + BN_num_bits(q);
|
|
|
|
|
|
|
|
/* Check if hardware can't handle this argument. */
|
|
|
|
if (y_len > 1024) {
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_MOD_EXP, UBSEC_R_SIZE_TOO_LARGE_OR_TOO_SMALL);
|
2000-12-14 21:41:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!bn_wexpand(r, p->top + q->top + 1)) {
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_RSA_MOD_EXP_CRT, UBSEC_R_BN_EXPAND_FAIL);
|
2000-12-14 21:41:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0) {
|
|
|
|
fd = 0;
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
|
2000-12-14 21:41:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (p_UBSEC_rsa_mod_exp_crt_ioctl(fd,
|
|
|
|
(unsigned char *)a->d, BN_num_bits(a),
|
|
|
|
(unsigned char *)qinv->d, BN_num_bits(qinv),
|
|
|
|
(unsigned char *)dp->d, BN_num_bits(dp),
|
|
|
|
(unsigned char *)p->d, BN_num_bits(p),
|
|
|
|
(unsigned char *)dq->d, BN_num_bits(dq),
|
|
|
|
(unsigned char *)q->d, BN_num_bits(q),
|
|
|
|
(unsigned char *)r->d, &y_len) != 0) {
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_MOD_EXP, UBSEC_R_REQUEST_FAILED);
|
2000-12-14 21:41:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
|
|
|
|
r->top = (BN_num_bits(p) + BN_num_bits(q) + BN_BITS2 - 1)/BN_BITS2;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2001-04-26 15:45:12 +00:00
|
|
|
#ifndef OPENSSL_NO_DSA
|
2000-12-27 19:20:14 +00:00
|
|
|
#if NOT_USED
|
2000-12-14 21:41:55 +00:00
|
|
|
static int ubsec_dsa_mod_exp(DSA *dsa, BIGNUM *rr, BIGNUM *a1,
|
|
|
|
BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m,
|
|
|
|
BN_CTX *ctx, BN_MONT_CTX *in_mont)
|
|
|
|
{
|
|
|
|
BIGNUM t;
|
|
|
|
int to_return = 0;
|
|
|
|
|
|
|
|
BN_init(&t);
|
|
|
|
/* let rr = a1 ^ p1 mod m */
|
|
|
|
if (!ubsec_mod_exp(rr,a1,p1,m,ctx)) goto end;
|
|
|
|
/* let t = a2 ^ p2 mod m */
|
|
|
|
if (!ubsec_mod_exp(&t,a2,p2,m,ctx)) goto end;
|
|
|
|
/* let rr = rr * t mod m */
|
|
|
|
if (!BN_mod_mul(rr,rr,&t,m,ctx)) goto end;
|
|
|
|
to_return = 1;
|
|
|
|
end:
|
|
|
|
BN_free(&t);
|
|
|
|
return to_return;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int ubsec_mod_exp_dsa(DSA *dsa, BIGNUM *r, BIGNUM *a,
|
|
|
|
const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
|
|
|
|
BN_MONT_CTX *m_ctx)
|
|
|
|
{
|
|
|
|
return ubsec_mod_exp(r, a, p, m, ctx);
|
|
|
|
}
|
2000-12-27 19:20:14 +00:00
|
|
|
#endif
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
|
|
|
|
/*
|
|
|
|
* This function is aliased to mod_exp (with the mont stuff dropped).
|
|
|
|
*/
|
|
|
|
static int ubsec_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
|
|
|
|
const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx)
|
2001-04-26 15:45:12 +00:00
|
|
|
{
|
2000-12-14 21:41:55 +00:00
|
|
|
int ret = 0;
|
|
|
|
|
2001-04-26 15:45:12 +00:00
|
|
|
#ifndef OPENSSL_NO_RSA
|
2000-12-14 21:41:55 +00:00
|
|
|
/* Do in software if the key is too large for the hardware. */
|
2001-04-26 15:45:12 +00:00
|
|
|
if (BN_num_bits(m) > 1024)
|
|
|
|
{
|
2000-12-14 21:41:55 +00:00
|
|
|
const RSA_METHOD *meth = RSA_PKCS1_SSLeay();
|
|
|
|
ret = (*meth->bn_mod_exp)(r, a, p, m, ctx, m_ctx);
|
2001-04-26 15:45:12 +00:00
|
|
|
}
|
|
|
|
else
|
|
|
|
#endif
|
|
|
|
{
|
2000-12-14 21:41:55 +00:00
|
|
|
ret = ubsec_mod_exp(r, a, p, m, ctx);
|
2001-04-26 15:45:12 +00:00
|
|
|
}
|
2000-12-14 21:41:55 +00:00
|
|
|
|
|
|
|
return ret;
|
2001-04-26 15:45:12 +00:00
|
|
|
}
|
2000-12-14 21:41:55 +00:00
|
|
|
|
2001-04-26 15:45:12 +00:00
|
|
|
#ifndef OPENSSL_NO_DH
|
2000-12-14 21:41:55 +00:00
|
|
|
/* This function is aliased to mod_exp (with the dh and mont dropped). */
|
|
|
|
static int ubsec_mod_exp_dh(const DH *dh, BIGNUM *r, const BIGNUM *a,
|
|
|
|
const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
|
|
|
|
BN_MONT_CTX *m_ctx)
|
|
|
|
{
|
|
|
|
return ubsec_mod_exp(r, a, p, m, ctx);
|
|
|
|
}
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
|
2001-04-26 15:45:12 +00:00
|
|
|
#ifndef OPENSSL_NO_DSA
|
2000-12-14 21:41:55 +00:00
|
|
|
static DSA_SIG *ubsec_dsa_do_sign(const unsigned char *dgst, int dlen, DSA *dsa)
|
|
|
|
{
|
|
|
|
DSA_SIG *to_return = NULL;
|
|
|
|
int s_len = 160, r_len = 160, d_len, fd;
|
|
|
|
BIGNUM m, *r=NULL, *s=NULL;
|
|
|
|
|
|
|
|
BN_init(&m);
|
|
|
|
|
|
|
|
s = BN_new();
|
|
|
|
r = BN_new();
|
|
|
|
if ((s == NULL) || (r==NULL))
|
|
|
|
goto err;
|
|
|
|
|
|
|
|
d_len = p_UBSEC_ubsec_bytes_to_bits((unsigned char *)dgst, dlen);
|
|
|
|
|
|
|
|
if(!bn_wexpand(r, (160+BN_BITS2-1)/BN_BITS2) ||
|
|
|
|
(!bn_wexpand(s, (160+BN_BITS2-1)/BN_BITS2))) {
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_DSA_SIGN, UBSEC_R_BN_EXPAND_FAIL);
|
2000-12-14 21:41:55 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (BN_bin2bn(dgst,dlen,&m) == NULL) {
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_DSA_SIGN, UBSEC_R_BN_EXPAND_FAIL);
|
2000-12-14 21:41:55 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0) {
|
|
|
|
fd = 0;
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
|
2000-12-14 21:41:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (p_UBSEC_dsa_sign_ioctl(fd, 0, /* compute hash before signing */
|
|
|
|
(unsigned char *)dgst, d_len,
|
|
|
|
NULL, 0, /* compute random value */
|
|
|
|
(unsigned char *)dsa->p->d, BN_num_bits(dsa->p),
|
|
|
|
(unsigned char *)dsa->q->d, BN_num_bits(dsa->q),
|
|
|
|
(unsigned char *)dsa->g->d, BN_num_bits(dsa->g),
|
|
|
|
(unsigned char *)dsa->priv_key->d, BN_num_bits(dsa->priv_key),
|
|
|
|
(unsigned char *)r->d, &r_len,
|
|
|
|
(unsigned char *)s->d, &s_len ) != 0) {
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_DSA_SIGN, UBSEC_R_REQUEST_FAILED);
|
2000-12-14 21:41:55 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
|
|
|
|
r->top = (160+BN_BITS2-1)/BN_BITS2;
|
|
|
|
s->top = (160+BN_BITS2-1)/BN_BITS2;
|
|
|
|
|
|
|
|
to_return = DSA_SIG_new();
|
|
|
|
if(to_return == NULL) {
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_DSA_SIGN, UBSEC_R_BN_EXPAND_FAIL);
|
2000-12-14 21:41:55 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
to_return->r = r;
|
|
|
|
to_return->s = s;
|
|
|
|
|
|
|
|
err:
|
|
|
|
if (!to_return) {
|
|
|
|
if (r) BN_free(r);
|
|
|
|
if (s) BN_free(s);
|
|
|
|
}
|
|
|
|
BN_clear_free(&m);
|
|
|
|
return to_return;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int ubsec_dsa_verify(const unsigned char *dgst, int dgst_len,
|
|
|
|
DSA_SIG *sig, DSA *dsa)
|
|
|
|
{
|
|
|
|
int v_len, d_len;
|
|
|
|
int to_return = 0;
|
|
|
|
int fd;
|
|
|
|
BIGNUM v;
|
|
|
|
|
|
|
|
BN_init(&v);
|
|
|
|
|
|
|
|
if(!bn_wexpand(&v, dsa->p->top)) {
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_DSA_VERIFY ,UBSEC_R_BN_EXPAND_FAIL);
|
2000-12-14 21:41:55 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
v_len = BN_num_bits(dsa->p);
|
|
|
|
|
|
|
|
d_len = p_UBSEC_ubsec_bytes_to_bits((unsigned char *)dgst, dgst_len);
|
|
|
|
|
|
|
|
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0) {
|
|
|
|
fd = 0;
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
|
2000-12-14 21:41:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (p_UBSEC_dsa_verify_ioctl(fd, 0, /* compute hash before signing */
|
|
|
|
(unsigned char *)dgst, d_len,
|
|
|
|
(unsigned char *)dsa->p->d, BN_num_bits(dsa->p),
|
|
|
|
(unsigned char *)dsa->q->d, BN_num_bits(dsa->q),
|
|
|
|
(unsigned char *)dsa->g->d, BN_num_bits(dsa->g),
|
|
|
|
(unsigned char *)dsa->pub_key->d, BN_num_bits(dsa->pub_key),
|
|
|
|
(unsigned char *)sig->r->d, BN_num_bits(sig->r),
|
|
|
|
(unsigned char *)sig->s->d, BN_num_bits(sig->s),
|
|
|
|
(unsigned char *)v.d, &v_len) != 0) {
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_DSA_VERIFY , UBSEC_R_REQUEST_FAILED);
|
2000-12-14 21:41:55 +00:00
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
|
|
|
|
to_return = 1;
|
|
|
|
err:
|
|
|
|
BN_clear_free(&v);
|
|
|
|
return to_return;
|
|
|
|
}
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
|
2001-06-01 15:30:13 +00:00
|
|
|
#ifndef OPENSSL_NO_DH
|
2000-12-14 21:41:55 +00:00
|
|
|
static int ubsec_dh_compute_key (unsigned char *key,const BIGNUM *pub_key,DH *dh)
|
|
|
|
{
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int ubsec_dh_generate_key (DH *dh)
|
|
|
|
{
|
|
|
|
return 0;
|
|
|
|
}
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
|
2000-12-27 19:20:14 +00:00
|
|
|
#ifdef NOT_USED
|
2000-12-14 21:41:55 +00:00
|
|
|
static int ubsec_rand_bytes(unsigned char *buf, int num)
|
|
|
|
{
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int ubsec_rand_status(void)
|
|
|
|
{
|
|
|
|
return 0;
|
|
|
|
}
|
2000-12-27 19:20:14 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
|
2001-09-03 21:33:00 +00:00
|
|
|
/* This stuff is needed if this ENGINE is being compiled into a self-contained
|
|
|
|
* shared-library. */
|
|
|
|
#ifdef ENGINE_DYNAMIC_SUPPORT
|
|
|
|
static int bind_fn(ENGINE *e, const char *id)
|
|
|
|
{
|
|
|
|
if(id && (strcmp(id, engine_ubsec_id) != 0))
|
|
|
|
return 0;
|
|
|
|
if(!bind_helper(e))
|
|
|
|
return 0;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
IMPLEMENT_DYNAMIC_CHECK_FN()
|
|
|
|
IMPLEMENT_DYNAMIC_BIND_FN(bind_fn)
|
|
|
|
#endif /* ENGINE_DYNAMIC_SUPPORT */
|
|
|
|
|
2001-02-19 16:06:34 +00:00
|
|
|
#endif /* !OPENSSL_NO_HW_UBSEC */
|
|
|
|
#endif /* !OPENSSL_NO_HW */
|