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Update aes.c

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This commit is contained in:
Zhi Guan
2026-06-13 17:30:45 +08:00
parent 9ec15f6012
commit 54d9cba0ec
3 changed files with 14 additions and 50 deletions
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2
CMakeLists.txt
View File

@@ -768,7 +768,7 @@ endif()
#
set(CPACK_PACKAGE_NAME "GmSSL")
set(CPACK_PACKAGE_VENDOR "GmSSL develop team")
set(CPACK_PACKAGE_VERSION "3.2.0-dev.1024")
set(CPACK_PACKAGE_VERSION "3.2.0-dev.1033")
set(CPACK_PACKAGE_DESCRIPTION_FILE ${PROJECT_SOURCE_DIR}/README.md)
set(CPACK_NSIS_MODIFY_PATH ON)
include(CPack)

2
include/gmssl/version.h
View File

@@ -19,7 +19,7 @@ extern "C" {
// Also update CPACK_PACKAGE_VERSION in CMakeLists.txt
#define GMSSL_VERSION_NUM 30200
#define GMSSL_VERSION_STR "GmSSL 3.2.0-dev.1024"
#define GMSSL_VERSION_STR "GmSSL 3.2.0-dev.1033"
int gmssl_version_num(void);
const char *gmssl_version_str(void);

60
src/aes.c
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2014-2025 The GmSSL Project. All Rights Reserved.
* Copyright 2014-2026 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.
@@ -61,9 +61,9 @@ static const uint8_t Rcon[11] = {
static uint32_t sub_word(uint32_t A)
{
return S[(A >> 24) & 0xff] << 24 |
S[(A >> 16) & 0xff] << 16 |
S[(A >> 8) & 0xff] << 8 |
return ((uint32_t)S[(A >> 24) & 0xff] << 24) |
((uint32_t)S[(A >> 16) & 0xff] << 16) |
((uint32_t)S[(A >> 8) & 0xff] << 8) |
S[A & 0xff];
}
@@ -73,20 +73,6 @@ static uint32_t rot_word(uint32_t A)
return ROL32(A, 8);
}
#ifdef CRYPTO_INFO
static void print_rk(const AES_KEY *aes_key)
{
size_t i;
for (i = 0; i <= aes_key->rounds; i++) {
printf("%08x ", aes_key->rk[4 * i]);
printf("%08x ", aes_key->rk[4 * i + 1]);
printf("%08x ", aes_key->rk[4 * i + 2]);
printf("%08x\n", aes_key->rk[4 * i + 3]);
}
printf("\n");
}
#endif
int aes_set_encrypt_key(AES_KEY *aes_key, const uint8_t *key, size_t keylen)
{
/* Nk: num user key words
@@ -109,7 +95,7 @@ int aes_set_encrypt_key(AES_KEY *aes_key, const uint8_t *key, size_t keylen)
aes_key->rounds = 14;
break;
default:
return 0;
return -1;
}
for (i = 0; i < Nk; i++) {
@@ -128,21 +114,17 @@ int aes_set_encrypt_key(AES_KEY *aes_key, const uint8_t *key, size_t keylen)
W[i] = W[i - Nk] ^ T;
}
#ifdef CRYPTO_INFO
print_rk(aes_key);
#endif
return 1;
}
int aes_set_decrypt_key(AES_KEY *aes_key, const uint8_t *key, size_t keylen)
{
int ret = 0;
AES_KEY enc_key;
size_t i;
if (!aes_set_encrypt_key(&enc_key, key, keylen)) {
goto end;
if (aes_set_encrypt_key(&enc_key, key, keylen) != 1) {
gmssl_secure_clear(&enc_key, sizeof(enc_key));
return -1;
}
for (i = 0; i <= enc_key.rounds; i++) {
@@ -152,15 +134,8 @@ int aes_set_decrypt_key(AES_KEY *aes_key, const uint8_t *key, size_t keylen)
aes_key->rk[4*i + 3] = enc_key.rk[4*(enc_key.rounds - i) + 3];
}
aes_key->rounds = enc_key.rounds;
ret = 1;
#ifdef CRYPTO_INFO
print_rk(aes_key);
#endif
end:
memset(&enc_key, 0, sizeof(AES_KEY));
return ret;
gmssl_secure_clear(&enc_key, sizeof(enc_key));
return 1;
}
/*
@@ -346,17 +321,6 @@ static void inv_mix_columns(uint8_t S[4][4])
}
}
#ifdef CRYPTO_INFO
static void print_state(const uint8_t S[4][4])
{
int i;
for (i = 0; i < 4; i++) {
printf("%02x %02x %02x %02x\n", S[i][0], S[i][1], S[i][2], S[i][3]);
}
printf("\n");
}
#endif
void aes_encrypt(const AES_KEY *key, const uint8_t in[16], uint8_t out[16])
{
uint8_t state[4][4];
@@ -394,7 +358,7 @@ void aes_encrypt(const AES_KEY *key, const uint8_t in[16], uint8_t out[16])
*out++ = state[3][i];
}
memset(state, 0, sizeof(state));
gmssl_secure_clear(state, sizeof(state));
}
void aes_decrypt(const AES_KEY *aes_key, const uint8_t in[16], uint8_t out[16])
@@ -434,5 +398,5 @@ void aes_decrypt(const AES_KEY *aes_key, const uint8_t in[16], uint8_t out[16])
*out++ = state[3][i];
}
memset(state, 0, sizeof(state));
gmssl_secure_clear(state, sizeof(state));
}