2025-09-20 16:41:08 +08:00
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/*
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2025-09-22 20:01:41 +08:00
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* Copyright 2014-2023 The GmSSL Project. All Rights Reserved.
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2025-09-20 16:41:08 +08:00
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*
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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*/
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#ifndef GMSSL_SM4_CBC_MAC_H
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#define GMSSL_SM4_CBC_MAC_H
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#include <stdint.h>
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#include <gmssl/sm4.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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SM4_KEY key;
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uint8_t iv[16];
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size_t ivlen;
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} SM4_CBC_MAC_CTX;
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2025-09-22 20:01:41 +08:00
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#define SM4_CBC_MAC_SIZE (SM4_BLOCK_SIZE)
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2025-09-20 16:41:08 +08:00
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void sm4_cbc_mac_init(SM4_CBC_MAC_CTX *ctx, const uint8_t key[16]);
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void sm4_cbc_mac_update(SM4_CBC_MAC_CTX *ctx, const uint8_t *data, size_t datalen);
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void sm4_cbc_mac_finish(SM4_CBC_MAC_CTX *ctx, uint8_t mac[16]);
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#ifdef __cplusplus
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}
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#endif
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#endif
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