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138 lines
4.1 KiB
C
138 lines
4.1 KiB
C
/* ====================================================================
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* Copyright (c) 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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#ifndef HEADER_SM9_LCL_H
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#define HEADER_SM9_LCL_H
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#include <openssl/err.h>
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#include <openssl/sm9.h>
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/* Curve ID */
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/* 一个字节表示的曲线类型 */
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#define SM9_CID_TYPE0CURVE 0x10 /* Fp上的常曲线 */
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#define SM9_CID_TYPE1CURVE 0x11 /* Fp上的超奇异曲线 */
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#define SM9_CID_TYPE2CURVE 0x12 /* Fp上常曲线及其扭曲线 */
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/* Pairing ID */
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/* 一个字节表示的双线性对类型 */
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#define SM9_EID_TATE 0x01
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#define SM9_EID_WEIL 0x02
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#define SM9_EID_ATE 0x03
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#define SM9_EID_RATE 0x04
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/* not clear what it is */
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/* 一个字节的签名私钥生成函数标识符 */
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#define SM9_HID 0xc9
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct SM9PublicParameters_st {
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ASN1_OBJECT *curve;
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BIGNUM *p;
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BIGNUM *a;
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BIGNUM *b;
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BIGNUM *beta;
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BIGNUM *order;
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BIGNUM *cofactor;
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BIGNUM *k;
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ASN1_OCTET_STRING *pointP1;
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ASN1_OCTET_STRING *pointP2;
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ASN1_OBJECT *pairing;
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ASN1_OCTET_STRING *pointPpub;
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BIGNUM *g1; /* g1 = e(P1, Ppub) */
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BIGNUM *g2; /* g2 = e(Ppub, P2) */
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ASN1_OBJECT *hashfcn;
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};
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struct SM9MasterSecret_st {
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BIGNUM *masterSecret;
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};
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/* 签名算法中公钥为G2上的点
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* 密钥交换和加密中为G1上的点
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*/
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struct SM9PublicKey_st {
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ASN1_OCTET_STRING *publicPoint;
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};
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struct SM9PrivateKey_st {
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ASN1_OCTET_STRING *privatePoint;
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};
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struct SM9Ciphertext_st {
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ASN1_OCTET_STRING *pointC1;
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ASN1_OCTET_STRING *c2;
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ASN1_OCTET_STRING *c3;
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};
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struct SM9Signature_st {
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BIGNUM *h;
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ASN1_OCTET_STRING *pointS;
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};
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int SM9_hash1(const EVP_MD *md, BIGNUM **r,
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const char *id, size_t idlen, unsigned char hid,
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const BIGNUM *range, BN_CTX *ctx);
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int SM9_hash2(const EVP_MD *md, BIGNUM **r,
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const unsigned char *data, size_t datalen,
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const unsigned char *elem, size_t elemlen,
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const BIGNUM *range, BN_CTX *ctx);
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EC_GROUP *EC_GROUP_new_sm9s256t1(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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