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https://github.com/guanzhi/GmSSL.git
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add gmapi
This commit is contained in:
Zhi Guan
209
crypto/gmapi/gmapi_sdf_rsa.c
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209
crypto/gmapi/gmapi_sdf_rsa.c
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/* ====================================================================
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* Copyright (c) 2015-2016 The GmSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the GmSSL Project.
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* (http://gmssl.org/)"
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*
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* 4. The name "GmSSL Project" must not be used to endorse or promote
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* products derived from this software without prior written
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* permission. For written permission, please contact
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* guanzhi1980@gmail.com.
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*
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* 5. Products derived from this software may not be called "GmSSL"
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* nor may "GmSSL" appear in their names without prior written
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* permission of the GmSSL 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 GmSSL Project
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* (http://gmssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE GmSSL 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 GmSSL 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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/* convert RSA between native and SDF types, never include skf.h */
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#include <stdio.h>
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#include <openssl/err.h>
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#include <openssl/gmapi.h>
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#include <openssl/rsa.h>
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#include <openssl/sdf.h>
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#include "../rsa/rsa_locl.h" //FIXME
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RSA *RSA_new_from_RSArefPublicKey(const RSArefPublicKey *ref)
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{
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RSA *ret;
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if (!(ret = RSA_new())) {
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GMAPIerr(GMAPI_F_RSA_NEW_FROM_RSAREFPUBLICKEY, ERR_R_RSA_LIB);
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return NULL;
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}
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if (!RSA_set_RSArefPublicKey(ret, ref)) {
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GMAPIerr(GMAPI_F_RSA_NEW_FROM_RSAREFPUBLICKEY,
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GMAPI_R_INVALID_RSA_PUBLIC_KEY);
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RSA_free(ret);
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return NULL;
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}
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return ret;
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}
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int RSA_set_RSArefPublicKey(RSA *rsa, const RSArefPublicKey *ref)
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{
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if (!rsa || !ref) {
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GMAPIerr(GMAPI_F_RSA_SET_RSAREFPUBLICKEY,
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ERR_R_PASSED_NULL_PARAMETER);
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return 0;
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}
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if ((ref->bits < 1024) || (ref->bits > RSAref_MAX_LEN*8) ||
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(ref->bits % 8 != 0)) {
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GMAPIerr(GMAPI_F_RSA_SET_RSAREFPUBLICKEY,
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GMAPI_R_INVALID_RSA_KEY_LENGTH);
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return 0;
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}
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if (!(rsa->n = BN_bin2bn(ref->m, ref->bits/8, rsa->n))) {
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GMAPIerr(GMAPI_F_RSA_SET_RSAREFPUBLICKEY,
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GMAPI_R_INVALID_RSA_PUBLIC_KEY);
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return 0;
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}
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if (!(rsa->e = BN_bin2bn(ref->e, RSAref_MAX_LEN, rsa->e))) {
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GMAPIerr(GMAPI_F_RSA_SET_RSAREFPUBLICKEY,
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GMAPI_R_INVALID_RSA_PUBLIC_KEY);
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return 0;
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}
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if (!RSA_check_key(rsa)) {
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GMAPIerr(GMAPI_F_RSA_SET_RSAREFPUBLICKEY,
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GMAPI_R_INVALID_RSA_PUBLIC_KEY);
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return 0;
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}
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return 1;
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}
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int RSA_get_RSArefPublicKey(RSA *rsa, RSArefPublicKey *ref)
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{
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int nbytes;
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if (!rsa || !ref) {
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GMAPIerr(GMAPI_F_RSA_GET_RSAREFPUBLICKEY,
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ERR_R_PASSED_NULL_PARAMETER);
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return 0;
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}
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if (!rsa->n || !rsa->e) {
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GMAPIerr(GMAPI_F_RSA_GET_RSAREFPUBLICKEY,
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GMAPI_R_INVALID_RSA_PUBLIC_KEY);
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return 0;
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}
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nbytes = BN_num_bytes(rsa->n);
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if (!BN_bn2bin(rsa->n, ref->m) || !BN_bn2bin(rsa->e,
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ref->e + MAX_RSA_EXPONENT_LEN - BN_num_bytes(rsa->e))) {
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GMAPIerr(GMAPI_F_RSA_GET_RSAREFPUBLICKEY,
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GMAPI_R_ENCODE_RSA_PUBLIC_KEY_FAILED);
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return 0;
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}
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return 1;
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}
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RSA *RSA_new_from_RSArefPrivateKey(const RSArefPrivateKey *ref)
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{
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RSA *ret;
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if (!(ret = RSA_new())) {
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GMAPIerr(GMAPI_F_RSA_NEW_FROM_RSAREFPRIVATEKEY, ERR_R_RSA_LIB);
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return NULL;
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}
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if (!RSA_set_RSArefPrivateKey(ret, ref)) {
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GMAPIerr(GMAPI_F_RSA_NEW_FROM_RSAREFPRIVATEKEY,
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GMAPI_R_INVALID_RSA_PRIVATE_KEY);
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RSA_free(ret);
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return NULL;
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}
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return ret;
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}
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int RSA_set_RSArefPrivateKey(RSA *rsa, const RSArefPrivateKey *ref)
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{
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int nbytes;
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if (!rsa || !ref) {
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GMAPIerr(GMAPI_F_RSA_SET_RSAREFPRIVATEKEY,
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ERR_R_PASSED_NULL_PARAMETER);
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return 0;
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}
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if ((ref->bits < 1024) || (ref->bits > RSAref_MAX_LEN*8) ||
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(ref->bits % 8 != 0) || (ref->bits % 16 != 0)) {
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GMAPIerr(GMAPI_F_RSA_SET_RSAREFPRIVATEKEY,
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GMAPI_R_INVALID_KEY_LENGTH);
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return 0;
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}
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nbytes = ref->bits/8;
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if (!(rsa->n = BN_bin2bn(ref->m, nbytes, rsa->n)) ||
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!(rsa->e = BN_bin2bn(ref->e, MAX_RSA_EXPONENT_LEN, rsa->e)) ||
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!(rsa->d = BN_bin2bn(ref->d, nbytes, rsa->d)) ||
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!(rsa->p = BN_bin2bn(ref->prime[0], nbytes/2, rsa->p)) ||
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!(rsa->q = BN_bin2bn(ref->prime[1], nbytes/2, rsa->q)) ||
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!(rsa->dmp1 = BN_bin2bn(ref->pexp[0], nbytes/2, rsa->dmp1)) ||
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!(rsa->dmq1 = BN_bin2bn(ref->pexp[1], nbytes/2, rsa->dmq1)) ||
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!(rsa->iqmp = BN_bin2bn(ref->coef, nbytes/2, rsa->iqmp))) {
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GMAPIerr(GMAPI_F_RSA_SET_RSAREFPRIVATEKEY,
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GMAPI_R_INVALID_RSA_PRIVATE_KEY);
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return 0;
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}
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return 1;
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}
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int RSA_get_RSArefPrivateKey(RSA *rsa, RSArefPrivateKey *ref)
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{
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int nbytes;
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if (!rsa || !ref) {
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GMAPIerr(GMAPI_F_RSA_GET_RSAREFPRIVATEKEY,
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ERR_R_PASSED_NULL_PARAMETER);
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return 0;
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}
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if (!rsa->n || !rsa->e || !rsa->d || !rsa->p || !rsa->q ||
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!rsa->dmp1 || !rsa->dmq1 || !rsa->iqmp) {
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GMAPIerr(GMAPI_F_RSA_GET_RSAREFPRIVATEKEY,
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GMAPI_R_INVALID_RSA_PRIVATE_KEY);
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return 0;
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}
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memset(ref, 0, sizeof(*ref));
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ref->bits = BN_num_bits(rsa->n);
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nbytes = BN_num_bytes(rsa->n);
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if (!BN_bn2bin(rsa->n, ref->m) ||
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!BN_bn2bin(rsa->e, ref->e + MAX_RSA_EXPONENT_LEN - BN_num_bytes(rsa->e)) ||
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!BN_bn2bin(rsa->d, ref->d + nbytes - BN_num_bytes(rsa->d)) ||
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!BN_bn2bin(rsa->p, &(ref->prime[0]) + nbytes/2 - BN_num_bytes(rsa->p)) ||
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!BN_bn2bin(rsa->q, &(ref->prime[1]) + nbytes/2 - BN_num_bytes(rsa->q)) ||
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!BN_bn2bin(rsa->dmp1, &(ref->pexp[0]) + nbytes/2 - BN_num_bytes(rsa->dmp1)) ||
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!BN_bn2bin(rsa->dmq1, &(ref->pexp[1]) + nbytes/2 - BN_num_bytes(rsa->dmq1)) ||
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!BN_bn2bin(rsa->iqmp, ref->coef + nbytes/2 - BN_num_bytes(rsa->iqmp))) {
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GMAPIerr(GMAPI_F_RSA_GET_RSAREFPRIVATEKEY,
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GMAPI_R_INVALID_RSA_PRIVATE_KEY);
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return 0;
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}
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return 1;
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}
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