mirror of
https://github.com/guanzhi/GmSSL.git
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259 lines
7.2 KiB
C
259 lines
7.2 KiB
C
/* ====================================================================
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* Copyright (c) 2014 - 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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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include "../e_os.h"
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#ifdef OPENSSL_NO_SM9
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int main(int argc, char **argv)
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{
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printf("NO SM9 support\n");
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return 0;
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}
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#else
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# include <openssl/evp.h>
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# include <openssl/err.h>
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# include <openssl/sm9.h>
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static int sm9test_sign(const char *id, const unsigned char *msg, size_t msglen)
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{
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int ret = 0;
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SM9PublicParameters *mpk = NULL;
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SM9MasterSecret *msk = NULL;
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SM9PrivateKey *sk = NULL;
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unsigned char sig[256];
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size_t siglen = sizeof(sig);
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if (!SM9_setup(NID_sm9bn256v1, NID_sm9sign, NID_sm9hash1_with_sm3, &mpk, &msk)) {
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ERR_print_errors_fp(stderr);
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goto end;
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}
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if (!(sk = SM9_extract_private_key(msk, id, strlen(id)))) {
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ERR_print_errors_fp(stderr);
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goto end;
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}
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if (!SM9_sign(NID_sm3, msg, msglen, sig, &siglen, sk)) {
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ERR_print_errors_fp(stderr);
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goto end;
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}
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ret = SM9_verify(NID_sm3, msg, msglen, sig, siglen, mpk, id, strlen(id));
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if (ret < 0) {
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ERR_print_errors_fp(stderr);
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goto end;
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}
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end:
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SM9PublicParameters_free(mpk);
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SM9MasterSecret_free(msk);
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SM9PrivateKey_free(sk);
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return ret;
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}
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static int sm9test_wrap(const char *id)
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{
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int ret = 0;
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SM9PublicParameters *mpk = NULL;
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SM9MasterSecret *msk = NULL;
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SM9PrivateKey *sk = NULL;
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unsigned char key[56] = {0};
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unsigned char key2[56] = {0};
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unsigned char C[65];
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size_t Clen;
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if (!SM9_setup(NID_sm9bn256v1, NID_sm9encrypt, NID_sm9hash1_with_sm3, &mpk, &msk)) {
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goto end;
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}
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if (!(sk = SM9_extract_private_key(msk, id, strlen(id)))) {
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goto end;
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}
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if (!SM9_wrap_key(NID_sm9kdf_with_sm3, key, sizeof(key), C, &Clen, mpk, id, strlen(id))) {
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goto end;
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}
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if (!SM9_unwrap_key(NID_sm9kdf_with_sm3, key2, sizeof(key2), C, sizeof(C), sk)) {
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goto end;
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}
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if (memcmp(key, key2, sizeof(key2)) != 0) {
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goto end;
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}
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ret = 1;
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end:
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SM9PublicParameters_free(mpk);
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SM9MasterSecret_free(msk);
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SM9PrivateKey_free(sk);
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return ret;
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}
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static int sm9test_exch(const char *idA, const char *idB)
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{
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int ret = 0;
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SM9PublicParameters *mpk = NULL;
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SM9MasterSecret *msk = NULL;
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SM9PrivateKey *skA = NULL;
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SM9PrivateKey *skB = NULL;
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BIGNUM *rA = BN_new();
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BIGNUM *rB = BN_new();
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unsigned char RA[65];
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unsigned char RB[65];
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unsigned char gA[384];
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unsigned char gB[384];
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size_t RAlen = sizeof(RA);
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size_t RBlen = sizeof(RB);
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size_t gAlen = sizeof(gA);
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size_t gBlen = sizeof(gB);
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int type = NID_sm9kdf_with_sm3;
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unsigned char SKA[16];
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unsigned char SKB[16];
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unsigned char SA[32];
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unsigned char SB[32];
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unsigned char S2[32];
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if (!SM9_setup(NID_sm9bn256v1, NID_sm9keyagreement, NID_sm9hash1_with_sm3, &mpk, &msk)
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|| !(skA = SM9_extract_private_key(msk, idA, strlen(idA)))
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|| !(skB = SM9_extract_private_key(msk, idB, strlen(idB)))) {
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ERR_print_errors_fp(stderr);
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goto end;
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}
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if (!SM9_generate_key_exchange(RA, &RAlen, rA, gA, &gAlen, idB, strlen(idB), skA, 1)
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|| !SM9_generate_key_exchange(RB, &RBlen, rB, gB, &gBlen, idA, strlen(idA), skB, 0)
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|| !SM9_compute_share_key_B(type, SKB, sizeof(SKB), SB, S2, rB, RB, RA, gB, idA, strlen(idA), skB)
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|| !SM9_compute_share_key_A(type, SKA, sizeof(SKA), SA, SB, rA, RA, RB, gA, idB, strlen(idB), skA)) {
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ERR_print_errors_fp(stderr);
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goto end;
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}
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if (memcmp(SKA, SKA, sizeof(SKA)) != 0 || memcmp(SA, S2, sizeof(SA)) != 0) {
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goto end;
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}
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ret = 1;
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end:
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BN_free(rA);
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BN_free(rB);
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return ret;
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}
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static int sm9test_enc(const char *id, const unsigned char *data, size_t datalen)
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{
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int ret = 0;
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SM9PublicParameters *mpk = NULL;
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SM9MasterSecret *msk = NULL;
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SM9PrivateKey *sk = NULL;
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unsigned char mbuf[1024] = {0};
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unsigned char cbuf[1024] = {0};
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size_t clen, mlen;
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if (!SM9_setup(NID_sm9bn256v1, NID_sm9encrypt, NID_sm9hash1_with_sm3, &mpk, &msk)) {
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ERR_print_errors_fp(stderr);
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goto end;
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}
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if (!(sk = SM9_extract_private_key(msk, id, strlen(id)))) {
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ERR_print_errors_fp(stderr);
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goto end;
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}
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if (!SM9_encrypt(NID_sm9encrypt_with_sm3_xor, data, datalen,
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cbuf, &clen, mpk, id, strlen(id))) {
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ERR_print_errors_fp(stderr);
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goto end;
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}
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if (!SM9_decrypt(NID_sm9encrypt_with_sm3_xor, cbuf, clen,
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mbuf, &mlen, sk)) {
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ERR_print_errors_fp(stderr);
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goto end;
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}
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if (mlen != datalen || memcmp(mbuf, data, datalen) != 0) {
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goto end;
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}
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ret = 1;
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end:
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SM9PublicParameters_free(mpk);
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SM9MasterSecret_free(msk);
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SM9PrivateKey_free(sk);
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return ret;
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}
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int main(int argc, char **argv)
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{
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int err = 0;
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char *id = "guanzhi1980@gmail.com";
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unsigned char in[] = "message to be signed or encrypted";
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if (!sm9test_sign(id, in, sizeof(in)-1)) {
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printf("sm9 sign tests failed\n");
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err++;
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}
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printf("sm9 sign tests passed\n");
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if (!sm9test_exch(id, "guan@pku.edu.cn")) {
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printf("sm9 exch tests failed\n");
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err++;
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}
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printf("sm9 exch tests passed\n");
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if (!sm9test_wrap(id)) {
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printf("sm9 key wrap tests failed\n");
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err++;
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}
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printf("sm9 key wrap tests passed\n");
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if (!sm9test_enc(id, in, sizeof(in)-1)) {
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printf("sm9 encrypt tests failed\n");
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err++;
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}
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printf("sm9 encrypt tests passed\n");
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return err;
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}
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#endif
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