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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2002-02-07 20:02:49 +00:00
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#define UBSEC_LIB_NAME "ubsec engine"
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#include "hw_ubsec_err.c"
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2001-12-12 12:53:13 +00:00
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#define FAIL_TO_SOFTWARE -15
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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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2002-08-02 11:13:55 +00:00
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#ifdef 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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2002-08-02 11:13:55 +00:00
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#ifdef 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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2001-04-18 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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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
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* anything "more generic" because something like the RSAref
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* code may not hook properly, and if you own one of these
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* cards then you have the right to do RSA operations on it
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* anyway! */
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meth1 = RSA_PKCS1_SSLeay();
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ubsec_rsa.rsa_pub_enc = meth1->rsa_pub_enc;
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ubsec_rsa.rsa_pub_dec = meth1->rsa_pub_dec;
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ubsec_rsa.rsa_priv_enc = meth1->rsa_priv_enc;
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ubsec_rsa.rsa_priv_dec = meth1->rsa_priv_dec;
|
2001-04-26 15:45:12 +00:00
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#endif
|
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
|
2000-12-14 21:41:55 +00:00
|
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#ifndef HAVE_UBSEC_DH
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/* Much the same for Diffie-Hellman */
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meth3 = DH_OpenSSL();
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ubsec_dh.generate_key = meth3->generate_key;
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ubsec_dh.compute_key = meth3->compute_key;
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#endif /* HAVE_UBSEC_DH */
|
2001-04-26 15:45:12 +00:00
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|
#endif
|
2000-12-14 21:41:55 +00:00
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|
2001-09-03 21:33:00 +00:00
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|
|
/* Ensure the ubsec error handling is set up */
|
2002-02-07 20:02:49 +00:00
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ERR_load_UBSEC_strings();
|
2001-09-03 21:33:00 +00:00
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return 1;
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}
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|
2002-11-13 15:29:01 +00:00
|
|
|
#ifndef ENGINE_DYNAMIC_SUPPORT
|
2001-09-25 20:00:51 +00:00
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|
|
static ENGINE *engine_ubsec(void)
|
2001-09-03 21:33:00 +00:00
|
|
|
{
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|
ENGINE *ret = ENGINE_new();
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|
if(!ret)
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|
return NULL;
|
|
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|
if(!bind_helper(ret))
|
|
|
|
{
|
|
|
|
ENGINE_free(ret);
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|
return NULL;
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|
|
|
}
|
2001-04-18 21:46:00 +00:00
|
|
|
return ret;
|
2000-12-14 21:41:55 +00:00
|
|
|
}
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|
2001-09-25 20:00:51 +00:00
|
|
|
void ENGINE_load_ubsec(void)
|
|
|
|
{
|
|
|
|
/* Copied from eng_[openssl|dyn].c */
|
|
|
|
ENGINE *toadd = engine_ubsec();
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|
|
if(!toadd) return;
|
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|
|
ENGINE_add(toadd);
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|
|
ENGINE_free(toadd);
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|
|
ERR_clear_error();
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|
|
}
|
2002-11-13 15:29:01 +00:00
|
|
|
#endif
|
2001-09-25 20:00:51 +00:00
|
|
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|
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
|
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|
* implicitly. */
|
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|
static DSO *ubsec_dso = NULL;
|
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|
|
/* 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;
|
2001-12-12 12:53:13 +00:00
|
|
|
static t_UBSEC_max_key_len_ioctl *p_UBSEC_max_key_len_ioctl = NULL;
|
|
|
|
|
|
|
|
static int max_key_len = 1024; /* ??? */
|
2000-12-14 21:41:55 +00:00
|
|
|
|
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.
|
|
|
|
*/
|
|
|
|
|
2002-06-21 02:48:57 +00:00
|
|
|
static const char *UBSEC_LIBNAME = NULL;
|
|
|
|
static const char *get_UBSEC_LIBNAME(void)
|
|
|
|
{
|
|
|
|
if(UBSEC_LIBNAME)
|
|
|
|
return UBSEC_LIBNAME;
|
|
|
|
return "ubsec";
|
|
|
|
}
|
|
|
|
static void free_UBSEC_LIBNAME(void)
|
|
|
|
{
|
|
|
|
if(UBSEC_LIBNAME)
|
|
|
|
OPENSSL_free((void*)UBSEC_LIBNAME);
|
|
|
|
UBSEC_LIBNAME = NULL;
|
|
|
|
}
|
|
|
|
static long set_UBSEC_LIBNAME(const char *name)
|
|
|
|
{
|
|
|
|
free_UBSEC_LIBNAME();
|
|
|
|
return (((UBSEC_LIBNAME = BUF_strdup(name)) != NULL) ? 1 : 0);
|
|
|
|
}
|
2001-04-18 00:43:23 +00:00
|
|
|
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";
|
2001-12-12 12:53:13 +00:00
|
|
|
static const char *UBSEC_F13 = "ubsec_max_key_len_ioctl";
|
2001-04-18 00:43:23 +00:00
|
|
|
|
2001-09-05 19:00:33 +00:00
|
|
|
/* Destructor (complements the "ENGINE_ubsec()" constructor) */
|
|
|
|
static int ubsec_destroy(ENGINE *e)
|
|
|
|
{
|
2002-06-21 02:48:57 +00:00
|
|
|
free_UBSEC_LIBNAME();
|
2002-02-07 20:02:49 +00:00
|
|
|
ERR_unload_UBSEC_strings();
|
2001-09-05 19:00:33 +00:00
|
|
|
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;
|
2001-12-12 12:53:13 +00:00
|
|
|
t_UBSEC_max_key_len_ioctl *p13;
|
2000-12-14 21:41:55 +00:00
|
|
|
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.
|
|
|
|
*/
|
2002-06-21 02:48:57 +00:00
|
|
|
ubsec_dso = DSO_load(NULL, get_UBSEC_LIBNAME(), NULL, 0);
|
2000-12-14 21:41:55 +00:00
|
|
|
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)) ||
|
2001-12-12 12:53:13 +00:00
|
|
|
!(p12 = (t_UBSEC_rng_ioctl *) DSO_bind_func(ubsec_dso, UBSEC_F12)) ||
|
|
|
|
!(p13 = (t_UBSEC_max_key_len_ioctl *) DSO_bind_func(ubsec_dso, UBSEC_F13)))
|
2000-12-14 21:41:55 +00:00
|
|
|
{
|
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;
|
2001-12-12 12:53:13 +00:00
|
|
|
p_UBSEC_max_key_len_ioctl = p13;
|
2000-12-14 21:41:55 +00:00
|
|
|
|
|
|
|
/* Perform an open to see if there's actually any unit running. */
|
2001-12-12 12:53:13 +00:00
|
|
|
if (((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) > 0) && (p_UBSEC_max_key_len_ioctl(fd, &max_key_len) == 0))
|
|
|
|
{
|
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
return 1;
|
|
|
|
}
|
2000-12-14 21:41:55 +00:00
|
|
|
else
|
2001-12-12 12:53:13 +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);
|
2005-06-17 21:14:35 +00:00
|
|
|
ubsec_dso = NULL;
|
2000-12-14 21:41:55 +00:00
|
|
|
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;
|
2001-12-12 12:53:13 +00:00
|
|
|
p_UBSEC_max_key_len_ioctl = NULL;
|
2000-12-14 21:41:55 +00:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2001-04-18 03:57:05 +00:00
|
|
|
static int ubsec_finish(ENGINE *e)
|
2000-12-14 21:41:55 +00:00
|
|
|
{
|
2002-06-21 02:48:57 +00:00
|
|
|
free_UBSEC_LIBNAME();
|
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;
|
2001-12-12 12:53:13 +00:00
|
|
|
p_UBSEC_max_key_len_ioctl = NULL;
|
2000-12-14 21:41:55 +00:00
|
|
|
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;
|
|
|
|
}
|
2002-06-21 02:48:57 +00:00
|
|
|
return set_UBSEC_LIBNAME((const char *)p);
|
2001-04-19 01:45:40 +00:00
|
|
|
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);
|
2001-12-12 12:53:13 +00:00
|
|
|
if (y_len > max_key_len) {
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_MOD_EXP, UBSEC_R_SIZE_TOO_LARGE_OR_TOO_SMALL);
|
2001-12-12 12:53:13 +00:00
|
|
|
return BN_mod_exp(r, a, p, m, ctx);
|
2000-12-14 21:41:55 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
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;
|
|
|
|
}
|
|
|
|
|
|
|
|
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);
|
2001-12-12 12:53:13 +00:00
|
|
|
return BN_mod_exp(r, a, p, m, ctx);
|
2000-12-14 21:41:55 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
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);
|
2001-12-12 12:53:13 +00:00
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
|
|
|
|
return BN_mod_exp(r, a, p, m, ctx);
|
2000-12-14 21:41:55 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
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;
|
|
|
|
}
|
|
|
|
|
2001-12-12 12:53:13 +00:00
|
|
|
to_return = ubsec_mod_exp_crt(r0, I, rsa->p, rsa->q, rsa->dmp1,
|
|
|
|
rsa->dmq1, rsa->iqmp, ctx);
|
|
|
|
if (to_return == FAIL_TO_SOFTWARE)
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
* Do in software as hardware failed.
|
|
|
|
*/
|
|
|
|
const RSA_METHOD *meth = RSA_PKCS1_SSLeay();
|
|
|
|
to_return = (*meth->rsa_mod_exp)(r0, I, rsa);
|
2000-12-14 21:41:55 +00:00
|
|
|
}
|
|
|
|
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. */
|
2001-12-12 12:53:13 +00:00
|
|
|
if (y_len > max_key_len) {
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_MOD_EXP, UBSEC_R_SIZE_TOO_LARGE_OR_TOO_SMALL);
|
2001-12-12 12:53:13 +00:00
|
|
|
return FAIL_TO_SOFTWARE;
|
2000-12-14 21:41:55 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
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);
|
2001-12-12 12:53:13 +00:00
|
|
|
return FAIL_TO_SOFTWARE;
|
2000-12-14 21:41:55 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
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);
|
2001-12-12 12:53:13 +00:00
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
return FAIL_TO_SOFTWARE;
|
2000-12-14 21:41:55 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
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
|
2002-08-02 11:13:55 +00:00
|
|
|
#ifdef 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. */
|
2001-12-12 12:53:13 +00:00
|
|
|
if (BN_num_bits(m) > max_key_len)
|
2001-04-26 15:45:12 +00:00
|
|
|
{
|
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) {
|
2001-12-12 12:53:13 +00:00
|
|
|
const DSA_METHOD *meth;
|
2000-12-14 21:41:55 +00:00
|
|
|
fd = 0;
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
|
2001-12-12 12:53:13 +00:00
|
|
|
meth = DSA_OpenSSL();
|
|
|
|
to_return = meth->dsa_do_sign(dgst, dlen, dsa);
|
|
|
|
goto err;
|
2000-12-14 21:41:55 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
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) {
|
2001-12-12 12:53:13 +00:00
|
|
|
const DSA_METHOD *meth;
|
|
|
|
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_DSA_SIGN, UBSEC_R_REQUEST_FAILED);
|
2001-12-12 12:53:13 +00:00
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
meth = DSA_OpenSSL();
|
|
|
|
to_return = meth->dsa_do_sign(dgst, dlen, dsa);
|
|
|
|
|
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) {
|
2001-12-12 12:53:13 +00:00
|
|
|
const DSA_METHOD *meth;
|
2000-12-14 21:41:55 +00:00
|
|
|
fd = 0;
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
|
2001-12-12 12:53:13 +00:00
|
|
|
meth = DSA_OpenSSL();
|
|
|
|
to_return = meth->dsa_do_verify(dgst, dgst_len, sig, dsa);
|
|
|
|
goto err;
|
2000-12-14 21:41:55 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
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) {
|
2001-12-12 12:53:13 +00:00
|
|
|
const DSA_METHOD *meth;
|
2001-09-03 21:33:00 +00:00
|
|
|
UBSECerr(UBSEC_F_UBSEC_DSA_VERIFY , UBSEC_R_REQUEST_FAILED);
|
2001-12-12 12:53:13 +00:00
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
|
|
|
|
meth = DSA_OpenSSL();
|
|
|
|
to_return = meth->dsa_do_verify(dgst, dgst_len, sig, dsa);
|
|
|
|
|
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)
|
2001-12-12 12:53:13 +00:00
|
|
|
{
|
|
|
|
int ret = -1,
|
|
|
|
k_len,
|
|
|
|
fd;
|
|
|
|
|
|
|
|
k_len = BN_num_bits(dh->p);
|
|
|
|
|
|
|
|
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0)
|
|
|
|
{
|
|
|
|
const DH_METHOD *meth;
|
2002-02-07 20:37:55 +00:00
|
|
|
ENGINEerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
|
2001-12-12 12:53:13 +00:00
|
|
|
meth = DH_OpenSSL();
|
|
|
|
ret = meth->compute_key(key, pub_key, dh);
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (p_UBSEC_diffie_hellman_agree_ioctl(fd,
|
|
|
|
(unsigned char *)dh->priv_key->d, BN_num_bits(dh->priv_key),
|
|
|
|
(unsigned char *)pub_key->d, BN_num_bits(pub_key),
|
|
|
|
(unsigned char *)dh->p->d, BN_num_bits(dh->p),
|
|
|
|
key, &k_len) != 0)
|
|
|
|
{
|
|
|
|
/* Hardware's a no go, failover to software */
|
|
|
|
const DH_METHOD *meth;
|
2002-02-07 20:37:55 +00:00
|
|
|
ENGINEerr(UBSEC_F_UBSEC_DH_COMPUTE_KEY, UBSEC_R_REQUEST_FAILED);
|
2001-12-12 12:53:13 +00:00
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
|
|
|
|
meth = DH_OpenSSL();
|
|
|
|
ret = meth->compute_key(key, pub_key, dh);
|
|
|
|
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
|
|
|
|
ret = p_UBSEC_ubsec_bits_to_bytes(k_len);
|
|
|
|
err:
|
|
|
|
return ret;
|
|
|
|
}
|
2000-12-14 21:41:55 +00:00
|
|
|
|
|
|
|
static int ubsec_dh_generate_key (DH *dh)
|
2001-12-12 12:53:13 +00:00
|
|
|
{
|
|
|
|
int ret = 0,
|
|
|
|
random_bits = 0,
|
|
|
|
pub_key_len = 0,
|
|
|
|
priv_key_len = 0,
|
|
|
|
fd;
|
|
|
|
BIGNUM *pub_key = NULL;
|
|
|
|
BIGNUM *priv_key = NULL;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* How many bits should Random x be? dh_key.c
|
|
|
|
* sets the range from 0 to num_bits(modulus) ???
|
|
|
|
*/
|
|
|
|
|
|
|
|
if (dh->priv_key == NULL)
|
|
|
|
{
|
|
|
|
priv_key = BN_new();
|
|
|
|
if (priv_key == NULL) goto err;
|
|
|
|
priv_key_len = BN_num_bits(dh->p);
|
|
|
|
bn_wexpand(priv_key, dh->p->top);
|
|
|
|
do
|
|
|
|
if (!BN_rand_range(priv_key, dh->p)) goto err;
|
|
|
|
while (BN_is_zero(priv_key));
|
|
|
|
random_bits = BN_num_bits(priv_key);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
priv_key = dh->priv_key;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (dh->pub_key == NULL)
|
|
|
|
{
|
|
|
|
pub_key = BN_new();
|
|
|
|
pub_key_len = BN_num_bits(dh->p);
|
|
|
|
bn_wexpand(pub_key, dh->p->top);
|
|
|
|
if(pub_key == NULL) goto err;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
pub_key = dh->pub_key;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0)
|
|
|
|
{
|
|
|
|
const DH_METHOD *meth;
|
2002-02-07 20:37:55 +00:00
|
|
|
ENGINEerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
|
2001-12-12 12:53:13 +00:00
|
|
|
meth = DH_OpenSSL();
|
|
|
|
ret = meth->generate_key(dh);
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (p_UBSEC_diffie_hellman_generate_ioctl(fd,
|
|
|
|
(unsigned char *)priv_key->d, &priv_key_len,
|
|
|
|
(unsigned char *)pub_key->d, &pub_key_len,
|
|
|
|
(unsigned char *)dh->g->d, BN_num_bits(dh->g),
|
|
|
|
(unsigned char *)dh->p->d, BN_num_bits(dh->p),
|
|
|
|
0, 0, random_bits) != 0)
|
|
|
|
{
|
|
|
|
/* Hardware's a no go, failover to software */
|
|
|
|
const DH_METHOD *meth;
|
|
|
|
|
2002-02-07 20:37:55 +00:00
|
|
|
ENGINEerr(UBSEC_F_UBSEC_DH_COMPUTE_KEY, UBSEC_R_REQUEST_FAILED);
|
2001-12-12 12:53:13 +00:00
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
|
|
|
|
meth = DH_OpenSSL();
|
|
|
|
ret = meth->generate_key(dh);
|
|
|
|
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
|
|
|
|
dh->pub_key = pub_key;
|
|
|
|
dh->pub_key->top = (pub_key_len + BN_BITS2-1) / BN_BITS2;
|
|
|
|
dh->priv_key = priv_key;
|
|
|
|
dh->priv_key->top = (priv_key_len + BN_BITS2-1) / BN_BITS2;
|
|
|
|
|
|
|
|
ret = 1;
|
|
|
|
err:
|
|
|
|
return ret;
|
|
|
|
}
|
2001-04-26 15:45:12 +00:00
|
|
|
#endif
|
2000-12-14 21:41:55 +00:00
|
|
|
|
2002-08-02 11:13:55 +00:00
|
|
|
#ifdef NOT_USED
|
2001-12-12 12:53:13 +00:00
|
|
|
static int ubsec_rand_bytes(unsigned char * buf,
|
|
|
|
int num)
|
|
|
|
{
|
|
|
|
int ret = 0,
|
|
|
|
fd;
|
|
|
|
|
|
|
|
if ((fd = p_UBSEC_ubsec_open(UBSEC_KEY_DEVICE_NAME)) <= 0)
|
|
|
|
{
|
|
|
|
const RAND_METHOD *meth;
|
2002-02-07 20:37:55 +00:00
|
|
|
ENGINEerr(UBSEC_F_UBSEC_INIT, UBSEC_R_UNIT_FAILURE);
|
2001-12-12 12:53:13 +00:00
|
|
|
num = p_UBSEC_ubsec_bits_to_bytes(num);
|
|
|
|
meth = RAND_SSLeay();
|
|
|
|
meth->seed(buf, num);
|
|
|
|
ret = meth->bytes(buf, num);
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
num *= 8; /* bytes to bits */
|
|
|
|
|
|
|
|
if (p_UBSEC_rng_ioctl(fd,
|
|
|
|
UBSEC_RNG_DIRECT,
|
|
|
|
buf,
|
|
|
|
&num) != 0)
|
|
|
|
{
|
|
|
|
/* Hardware's a no go, failover to software */
|
|
|
|
const RAND_METHOD *meth;
|
|
|
|
|
2002-02-07 20:37:55 +00:00
|
|
|
ENGINEerr(UBSEC_F_UBSEC_RNG_BYTES, UBSEC_R_REQUEST_FAILED);
|
2001-12-12 12:53:13 +00:00
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
|
|
|
|
num = p_UBSEC_ubsec_bits_to_bytes(num);
|
|
|
|
meth = RAND_SSLeay();
|
|
|
|
meth->seed(buf, num);
|
|
|
|
ret = meth->bytes(buf, num);
|
|
|
|
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
p_UBSEC_ubsec_close(fd);
|
|
|
|
|
|
|
|
ret = 1;
|
|
|
|
err:
|
|
|
|
return(ret);
|
|
|
|
}
|
|
|
|
|
2000-12-14 21:41:55 +00:00
|
|
|
|
|
|
|
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 */
|