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Fix SM4 API bugs and change behavior

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This commit is contained in:
Zhi Guan
2026-06-13 22:14:56 +08:00
parent 8fded4abc7
commit c12edeb7b1
29 changed files with 1281 additions and 212 deletions
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14
src/sm4_ctr_sm3_hmac.c
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@@ -1,5 +1,5 @@
/*
* Copyright 2014-2024 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.
@@ -38,10 +38,14 @@ int sm4_ctr_sm3_hmac_encrypt_init(SM4_CTR_SM3_HMAC_CTX *ctx,
int sm4_ctr_sm3_hmac_encrypt_update(SM4_CTR_SM3_HMAC_CTX *ctx, const uint8_t *in, size_t inlen, uint8_t *out, size_t *outlen)
{
if (!ctx || !in || !out || !outlen) {
if (!ctx || (!in && inlen) || !out || !outlen) {
error_print();
return -1;
}
*outlen = 0;
if (!in || !inlen) {
return 1;
}
if (sm4_ctr_encrypt_update(&ctx->enc_ctx, in, inlen, out, outlen) != 1) {
error_print();
return -1;
@@ -90,7 +94,7 @@ int sm4_ctr_sm3_hmac_decrypt_update(SM4_CTR_SM3_HMAC_CTX *ctx, const uint8_t *in
{
size_t len;
if (!ctx || !in || !out || !outlen) {
if (!ctx || (!in && inlen) || !out || !outlen) {
error_print();
return -1;
}
@@ -99,6 +103,10 @@ int sm4_ctr_sm3_hmac_decrypt_update(SM4_CTR_SM3_HMAC_CTX *ctx, const uint8_t *in
return -1;
}
*outlen = 0;
if (!in || !inlen) {
return 1;
}
if (ctx->maclen < SM3_HMAC_SIZE) {
len = SM3_HMAC_SIZE - ctx->maclen;
if (inlen <= len) {