abc/GmSSL
1
0
Fork 0
mirror of https://github.com/guanzhi/GmSSL.git synced 2026-05-12 11:26:25 +08:00
Code Issues Packages Projects Releases Wiki Activity

add extra ec

Browse Source
This commit is contained in:
Zhi Guan
2017-02-15 16:08:27 +08:00
parent c04b2060af
commit 5d5ea22fa7
22 changed files with 2695 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

98
include/openssl/bn_gfp2.h Normal file
View File

@@ -0,0 +1,98 @@
/* ====================================================================
* Copyright (c) 2016 The GmSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the GmSSL Project.
* (http://gmssl.org/)"
*
* 4. The name "GmSSL Project" must not be used to endorse or promote
* products derived from this software without prior written
* permission. For written permission, please contact
* guanzhi1980@gmail.com.
*
* 5. Products derived from this software may not be called "GmSSL"
* nor may "GmSSL" appear in their names without prior written
* permission of the GmSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the GmSSL Project
* (http://gmssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE GmSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE GmSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*/
#ifndef HEADER_BN_GFP2_H
#define HEADER_BN_GFP2_H
#include <openssl/bn.h>
#ifdef __cplusplus
extern "C" {
#endif
/* element a in GF(p^2), where a = a0 + a1 * i, i^2 == -1 */
typedef struct {
BIGNUM *a0;
BIGNUM *a1;
} BN_GFP2;
BN_GFP2 *BN_GFP2_new(void);
int BN_GFP2_copy(BN_GFP2 *r, const BN_GFP2 *a);
int BN_GFP2_zero(BN_GFP2 *a);
int BN_GFP2_is_zero(const BN_GFP2 *a);
int BN_GFP2_equ(const BN_GFP2 *a, const BN_GFP2 *b);
int BN_GF2P_add(BN_GFP2 *r, const BN_GFP2 *a, const BN_GFP2 *b, const BIGNUM *p, BN_CTX *ctx);
int BN_GFP2_sub(BN_GFP2 *r, const BN_GFP2 *a, const BN_GFP2 *b, const BIGNUM *p, BN_CTX *ctx);
int BN_GFP2_mul(BN_GFP2 *r, const BN_GFP2 *a, const BN_GFP2 *b, const BIGNUM *p, BN_CTX *ctx);
int BN_GFP2_sqr(BN_GFP2 *r, const BN_GFP2 *a, const BIGNUM *p, BN_CTX *ctx);
int BN_GFP2_inv(BN_GFP2 *r, const BN_GFP2 *a, const BIGNUM *p, BN_CTX *ctx);
int BN_GFP2_div(BN_GFP2 *r, const BN_GFP2 *a, const BN_GFP2 *b, const BIGNUM *p, BN_CTX *ctx);
int BN_GFP2_exp(BN_GFP2 *r, const BN_GFP2 *a, const BIGNUM *k, const BIGNUM *p, BN_CTX *ctx);
int BN_GFP2_set_bn(BN_GFP2 *r, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx);
int BN_GF2P_add_bn(BN_GFP2 *r, const BN_GFP2 *a, const BIGNUM *b, const BIGNUM *p,BN_CTX *ctx);
int BN_GFP2_sub_bn(BN_GFP2 *r, const BN_GFP2 *a, const BIGNUM *b, const BIGNUM *p, BN_CTX *ctx);
int BN_GFP2_mul_bn(BN_GFP2 *r, const BN_GFP2 *a, const BIGNUM *b, const BIGNUM *p, BN_CTX *ctx);
int BN_GFP2_div_bn(BN_GFP2 *r, const BN_GFP2 *a, const BIGNUM *b, const BIGNUM *p, BN_CTX *ctx);
void BN_GFP2_free(BN_GFP2 *a);
int BN_bn2gfp2(const BIGNUM *bn, BN_GFP2 *gfp2, const BIGNUM *p, BN_CTX *ctx);
int BN_gfp22bn(const BN_GFP2 *gfp2, BIGNUM *bn, const BIGNUM *p, BN_CTX *ctx);
/*
* Canonical a = a0 + a1 * i
* If order is 0 then output a0, a1, else output a1, a0, |a0| = |a1| = |p|.
*/
int BN_GFP2_canonical(const BN_GFP2 *a, unsigned char *out, size_t *outlen,
int order, const BIGNUM *p, BN_CTX *ctx);
#ifdef __cplusplus
}
#endif
#endif