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Re-organize SM4/GCM related source files

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This commit is contained in:
Zhi Guan
2024-04-11 22:19:50 +08:00
parent e4502ddd24
commit b777fbafdb
13 changed files with 454 additions and 193 deletions
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11
tests/gcmtest.c → tests/ghashtest.c
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2014-2023 The GmSSL Project. All Rights Reserved.
* Copyright 2014-2024 The GmSSL Project. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
@@ -11,10 +11,9 @@
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <gmssl/gcm.h>
#include <gmssl/ghash.h>
#include <gmssl/hex.h>
#include <gmssl/rand.h>
#include <gmssl/block_cipher.h>
#include <gmssl/error.h>
@@ -115,6 +114,7 @@ int test_ghash(void)
return 1;
}
#if 0
int test_gcm(void)
{
BLOCK_CIPHER_KEY block_key;
@@ -178,15 +178,12 @@ int test_gcm(void)
printf("%s() ok\n", __FUNCTION__);
return 1;
}
#endif
int main(int argc, char **argv)
{
if (test_ghash() != 1) goto err;
if (test_gcm() != 1) goto err;
printf("%s all tests passed\n", __FILE__);
return 0;
err:

326
tests/sm4_gcmtest.c Normal file
View File

@@ -0,0 +1,326 @@
/*
* Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
*
* http://www.apache.org/licenses/LICENSE-2.0
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include <gmssl/hex.h>
#include <gmssl/sm4.h>
#include <gmssl/error.h>
#include <gmssl/rand.h>
static int test_sm4_gcm(void)
{
// gcm test vectors from rfc 8998 A.1
const char *hex_key = "0123456789ABCDEFFEDCBA9876543210";
const char *hex_iv = "00001234567800000000ABCD";
const char *hex_aad = "FEEDFACEDEADBEEFFEEDFACEDEADBEEF"
"ABADDAD2";
const char *hex_in = "AAAAAAAAAAAAAAAABBBBBBBBBBBBBBBB"
"CCCCCCCCCCCCCCCCDDDDDDDDDDDDDDDD"
"EEEEEEEEEEEEEEEEFFFFFFFFFFFFFFFF"
"EEEEEEEEEEEEEEEEAAAAAAAAAAAAAAAA";
const char *hex_out = "17F399F08C67D5EE19D0DC9969C4BB7D"
"5FD46FD3756489069157B282BB200735"
"D82710CA5C22F0CCFA7CBF93D496AC15"
"A56834CBCF98C397B4024A2691233B8D";
const char *hex_tag = "83DE3541E4C2B58177E065A9BF7B62EC";
SM4_KEY sm4_key;
uint8_t key[16];
uint8_t iv[12];
uint8_t aad[20];
uint8_t in[64];
uint8_t out[64];
uint8_t tag[16];
size_t keylen, ivlen, aadlen, inlen, outlen, taglen;
uint8_t buf[64];
uint8_t mac[16];
hex_to_bytes(hex_key, strlen(hex_key), key, &keylen);
hex_to_bytes(hex_iv, strlen(hex_iv), iv, &ivlen);
hex_to_bytes(hex_aad, strlen(hex_aad), aad, &aadlen);
hex_to_bytes(hex_in, strlen(hex_in), in, &inlen);
hex_to_bytes(hex_out, strlen(hex_out), out, &outlen);
hex_to_bytes(hex_tag, strlen(hex_tag), tag, &taglen);
memset(buf, 0, sizeof(buf));
memset(mac, 0, sizeof(mac));
sm4_set_encrypt_key(&sm4_key, key);
// test gcm encrypt
sm4_gcm_encrypt(&sm4_key, iv, ivlen, aad, aadlen, in, inlen, buf, taglen, mac);
if (memcmp(buf, out, outlen) != 0) {
error_print();
return -1;
}
if (memcmp(mac, tag, taglen) != 0) {
error_print();
return -1;
}
// test gcm decrypt
memset(buf, 0, sizeof(buf));
sm4_gcm_decrypt(&sm4_key, iv, ivlen, aad, aadlen, out, outlen, tag, taglen, buf);
if (memcmp(buf, in, inlen) != 0) {
error_print();
return -1;
}
printf("%s() ok\n", __FUNCTION__);
return 1;
}
static int test_sm4_gcm_gbt36624_1(void)
{
// gcm test vectors from GB/T 36624-2018 C.5
const char *hex_key = "00000000000000000000000000000000";
const char *hex_iv = "000000000000000000000000";
const char *hex_aad = "";
const char *hex_in = "";
const char *hex_out = "";
const char *hex_tag = "232F0CFE308B49EA6FC88229B5DC858D";
SM4_KEY sm4_key;
uint8_t key[16];
uint8_t iv[12];
uint8_t aad[20];
uint8_t in[64];
uint8_t out[64];
uint8_t tag[16];
size_t keylen, ivlen, aadlen, inlen, outlen, taglen;
uint8_t buf[64];
uint8_t mac[16];
hex_to_bytes(hex_key, strlen(hex_key), key, &keylen);
hex_to_bytes(hex_iv, strlen(hex_iv), iv, &ivlen);
hex_to_bytes(hex_aad, strlen(hex_aad), aad, &aadlen);
hex_to_bytes(hex_in, strlen(hex_in), in, &inlen);
hex_to_bytes(hex_out, strlen(hex_out), out, &outlen);
hex_to_bytes(hex_tag, strlen(hex_tag), tag, &taglen);
memset(buf, 0, sizeof(buf));
memset(mac, 0, sizeof(mac));
sm4_set_encrypt_key(&sm4_key, key);
// test gcm encrypt
sm4_gcm_encrypt(&sm4_key, iv, ivlen, aad, aadlen, in, inlen, buf, taglen, mac);
if (memcmp(buf, out, outlen) != 0) {
error_print();
return -1;
}
if (memcmp(mac, tag, taglen) != 0) {
error_print();
return -1;
}
// test gcm decrypt
memset(buf, 0, sizeof(buf));
sm4_gcm_decrypt(&sm4_key, iv, ivlen, aad, aadlen, out, outlen, tag, taglen, buf);
if (memcmp(buf, in, inlen) != 0) {
error_print();
return -1;
}
printf("%s() ok\n", __FUNCTION__);
return 1;
}
static int test_sm4_gcm_gbt36624_2(void)
{
// gcm test vectors from GB/T 36624-2018 C.5
const char *hex_key = "00000000000000000000000000000000";
const char *hex_iv = "000000000000000000000000";
const char *hex_aad = "";
const char *hex_in = "00000000000000000000000000000000";
const char *hex_out = "7DE2AA7F1110188218063BE1BFEB6D89";
const char *hex_tag = "B851B5F39493752BE508F1BB4482C557";
SM4_KEY sm4_key;
uint8_t key[16];
uint8_t iv[12];
uint8_t aad[20];
uint8_t in[64];
uint8_t out[64];
uint8_t tag[16];
size_t keylen, ivlen, aadlen, inlen, outlen, taglen;
uint8_t buf[64];
uint8_t mac[16];
hex_to_bytes(hex_key, strlen(hex_key), key, &keylen);
hex_to_bytes(hex_iv, strlen(hex_iv), iv, &ivlen);
hex_to_bytes(hex_aad, strlen(hex_aad), aad, &aadlen);
hex_to_bytes(hex_in, strlen(hex_in), in, &inlen);
hex_to_bytes(hex_out, strlen(hex_out), out, &outlen);
hex_to_bytes(hex_tag, strlen(hex_tag), tag, &taglen);
memset(buf, 0, sizeof(buf));
memset(mac, 0, sizeof(mac));
sm4_set_encrypt_key(&sm4_key, key);
// test gcm encrypt
sm4_gcm_encrypt(&sm4_key, iv, ivlen, aad, aadlen, in, inlen, buf, taglen, mac);
if (memcmp(buf, out, outlen) != 0) {
error_print();
return -1;
}
if (memcmp(mac, tag, taglen) != 0) {
error_print();
return -1;
}
// test gcm decrypt
memset(buf, 0, sizeof(buf));
sm4_gcm_decrypt(&sm4_key, iv, ivlen, aad, aadlen, out, outlen, tag, taglen, buf);
if (memcmp(buf, in, inlen) != 0) {
error_print();
return -1;
}
printf("%s() ok\n", __FUNCTION__);
return 1;
}
static int test_sm4_gcm_update(void)
{
SM4_GCM_CTX aead_ctx;
uint8_t key[16];
uint8_t iv[16];
uint8_t aad[29];
uint8_t plain[71];
size_t plainlen = sizeof(plain);
uint8_t cipher[256];
size_t cipherlen = 0;
uint8_t buf[256];
size_t buflen = 0;
size_t lens[] = { 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37 };
uint8_t *in = plain;
uint8_t *out = cipher;
size_t inlen, outlen;
size_t i;
rand_bytes(key, sizeof(key));
rand_bytes(iv, sizeof(iv));
rand_bytes(aad, sizeof(aad));
rand_bytes(plain, plainlen);
if (sm4_gcm_encrypt_init(&aead_ctx, key, sizeof(key), iv, sizeof(iv), aad, sizeof(aad), GHASH_SIZE) != 1) {
error_print();
return -1;
}
for (i = 0; plainlen; i++) {
assert(i < sizeof(lens)/sizeof(lens[0]));
inlen = plainlen < lens[i] ? plainlen : lens[i];
if (sm4_gcm_encrypt_update(&aead_ctx, in, inlen, out, &outlen) != 1) {
error_print();
return -1;
}
in += inlen;
plainlen -= inlen;
out += outlen;
cipherlen += outlen;
}
if (sm4_gcm_encrypt_finish(&aead_ctx, out, &outlen) != 1) {
error_print();
return -1;
}
out += outlen;
cipherlen += outlen;
format_bytes(stdout, 0, 4, "plaintext ", plain, sizeof(plain));
format_bytes(stdout, 0, 4, "ciphertext", cipher, cipherlen);
{
SM4_KEY sm4_key;
uint8_t tmp[256];
size_t tmplen;
sm4_set_encrypt_key(&sm4_key, key);
if (sm4_gcm_encrypt(&sm4_key, iv, sizeof(iv), aad, sizeof(aad), plain, sizeof(plain),
tmp, GHASH_SIZE, tmp + sizeof(plain)) != 1) {
error_print();
return -1;
}
tmplen = sizeof(plain) + GHASH_SIZE;
format_bytes(stdout, 0, 4, "ciphertext", tmp, tmplen);
if (cipherlen != tmplen
|| memcmp(cipher, tmp, tmplen) != 0) {
error_print();
return -1;
}
}
in = cipher;
out = buf;
if (sm4_gcm_decrypt_init(&aead_ctx, key, sizeof(key), iv, sizeof(iv), aad, sizeof(aad), GHASH_SIZE) != 1) {
error_print();
return -1;
}
for (i = sizeof(lens)/sizeof(lens[0]) - 1; cipherlen; i--) {
inlen = cipherlen < lens[i] ? cipherlen : lens[i];
if (sm4_gcm_decrypt_update(&aead_ctx, in, inlen, out, &outlen) != 1) {
error_print();
return -1;
}
in += inlen;
cipherlen -= inlen;
out += outlen;
buflen += outlen;
}
if (sm4_gcm_decrypt_finish(&aead_ctx, out, &outlen) != 1) {
error_print();
return -1;
}
out += outlen;
buflen += outlen;
format_bytes(stdout, 0, 4, "plaintext ", buf, buflen);
if (buflen != sizeof(plain)) {
error_print();
return -1;
}
if (memcmp(buf, plain, sizeof(plain)) != 0) {
error_print();
return -1;
}
printf("%s() ok\n", __FUNCTION__);
return 1;
}
int main(void)
{
if (test_sm4_gcm() != 1) goto err;
if (test_sm4_gcm_gbt36624_1() != 1) goto err;
if (test_sm4_gcm_gbt36624_2() != 1) goto err;
if (test_sm4_gcm_update() != 1) goto err;
printf("%s all tests passed\n", __FILE__);
return 0;
err:
error_print();
return 1;
}

135
tests/aeadtest.c → tests/sm4_sm3_hmactest.c
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2014-2023 The GmSSL Project. All Rights Reserved.
* Copyright 2014-2024 The GmSSL Project. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
@@ -12,13 +12,14 @@
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include <gmssl/sm4_cbc_sm3_hmac.h>
#include <gmssl/sm4_ctr_sm3_hmac.h>
#include <gmssl/hex.h>
#include <gmssl/rand.h>
#include <gmssl/aead.h>
#include <gmssl/error.h>
static int test_aead_sm4_cbc_sm3_hmac(void)
static int test_sm4_cbc_sm3_hmac(void)
{
SM4_CBC_SM3_HMAC_CTX aead_ctx;
uint8_t key[16 + 32];
@@ -137,7 +138,7 @@ static int test_aead_sm4_cbc_sm3_hmac(void)
return 1;
}
static int test_aead_sm4_ctr_sm3_hmac(void)
static int test_sm4_ctr_sm3_hmac(void)
{
SM4_CTR_SM3_HMAC_CTX aead_ctx;
uint8_t key[16 + 32];
@@ -259,127 +260,13 @@ static int test_aead_sm4_ctr_sm3_hmac(void)
return 1;
}
static int test_aead_sm4_gcm(void)
{
SM4_GCM_CTX aead_ctx;
uint8_t key[16];
uint8_t iv[16];
uint8_t aad[29];
uint8_t plain[71];
size_t plainlen = sizeof(plain);
uint8_t cipher[256];
size_t cipherlen = 0;
uint8_t buf[256];
size_t buflen = 0;
size_t lens[] = { 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37 };
uint8_t *in = plain;
uint8_t *out = cipher;
size_t inlen, outlen;
size_t i;
rand_bytes(key, sizeof(key));
rand_bytes(iv, sizeof(iv));
rand_bytes(aad, sizeof(aad));
rand_bytes(plain, plainlen);
if (sm4_gcm_encrypt_init(&aead_ctx, key, sizeof(key), iv, sizeof(iv), aad, sizeof(aad), GHASH_SIZE) != 1) {
error_print();
return -1;
}
for (i = 0; plainlen; i++) {
assert(i < sizeof(lens)/sizeof(lens[0]));
inlen = plainlen < lens[i] ? plainlen : lens[i];
if (sm4_gcm_encrypt_update(&aead_ctx, in, inlen, out, &outlen) != 1) {
error_print();
return -1;
}
in += inlen;
plainlen -= inlen;
out += outlen;
cipherlen += outlen;
}
if (sm4_gcm_encrypt_finish(&aead_ctx, out, &outlen) != 1) {
error_print();
return -1;
}
out += outlen;
cipherlen += outlen;
format_bytes(stdout, 0, 4, "plaintext ", plain, sizeof(plain));
format_bytes(stdout, 0, 4, "ciphertext", cipher, cipherlen);
{
SM4_KEY sm4_key;
uint8_t tmp[256];
size_t tmplen;
sm4_set_encrypt_key(&sm4_key, key);
if (sm4_gcm_encrypt(&sm4_key, iv, sizeof(iv), aad, sizeof(aad), plain, sizeof(plain),
tmp, GHASH_SIZE, tmp + sizeof(plain)) != 1) {
error_print();
return -1;
}
tmplen = sizeof(plain) + GHASH_SIZE;
format_bytes(stdout, 0, 4, "ciphertext", tmp, tmplen);
if (cipherlen != tmplen
|| memcmp(cipher, tmp, tmplen) != 0) {
error_print();
return -1;
}
}
in = cipher;
out = buf;
if (sm4_gcm_decrypt_init(&aead_ctx, key, sizeof(key), iv, sizeof(iv), aad, sizeof(aad), GHASH_SIZE) != 1) {
error_print();
return -1;
}
for (i = sizeof(lens)/sizeof(lens[0]) - 1; cipherlen; i--) {
inlen = cipherlen < lens[i] ? cipherlen : lens[i];
if (sm4_gcm_decrypt_update(&aead_ctx, in, inlen, out, &outlen) != 1) {
error_print();
return -1;
}
in += inlen;
cipherlen -= inlen;
out += outlen;
buflen += outlen;
}
if (sm4_gcm_decrypt_finish(&aead_ctx, out, &outlen) != 1) {
error_print();
return -1;
}
out += outlen;
buflen += outlen;
format_bytes(stdout, 0, 4, "plaintext ", buf, buflen);
if (buflen != sizeof(plain)) {
error_print();
return -1;
}
if (memcmp(buf, plain, sizeof(plain)) != 0) {
error_print();
return -1;
}
printf("%s() ok\n", __FUNCTION__);
return 1;
}
int main(void)
{
if (test_aead_sm4_cbc_sm3_hmac() != 1) { error_print(); return -1; }
if (test_aead_sm4_ctr_sm3_hmac() != 1) { error_print(); return -1; }
if (test_aead_sm4_gcm() != 1) { error_print(); return -1; }
printf("%s all tests passed!\n", __FILE__);
if (test_sm4_cbc_sm3_hmac() != 1) goto err;
if (test_sm4_ctr_sm3_hmac() != 1) goto err;
printf("%s all tests passed\n", __FILE__);
return 0;
err:
error_print();
return 1;
}