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expose all functions

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Zhi Guan
2022-05-01 09:46:46 +08:00
parent d667028914
commit d1b3816319
37 changed files with 263 additions and 982 deletions
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src/sm9_key.c Normal file
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/*
* Copyright (c) 2014 - 2020 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.
*/
int sm9_hash1(bignum_t r, const char *id, size_t idlen, uint8_t hid)
{
bignum_t h;
SM3_CTX ctx1;
SM3_CTX ctx2;
uint8_t prefix[1] = {0x01};
uint8_t ct1[4] = {0x00, 0x00, 0x00, 0x01};
uint8_t ct2[4] = {0x00, 0x00, 0x00, 0x02};
uint8_t buf[64];
sm3_init(&ctx1);
sm3_update(&ctx1, prefix, sizeof(prefix));
sm3_update(&ctx1, id, idlen);
sm3_update(&ctx1, &hid, 1);
memcpy(&ctx2, &ctx1, sizeof(SM3_CTX));
sm3_update(&ctx1, ct1, sizeof(ct1));
sm3_update(&ctx2, ct2, sizeof(ct2));
sm3_finish(&ctx1, buf);
sm3_finish(&ctx2, buf + 32);
}