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Update SM2 arithmetic implementations

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Decouple API and implementations. SM2 arithmetic exposes 3 types: GF(p), GF(n), and Point.
This commit is contained in:
Zhi Guan
2024-02-22 11:14:59 +08:00
parent 79a6437c8c
commit c460766320
8 changed files with 1168 additions and 707 deletions
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4
include/gmssl/sm2.h
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@@ -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.
@@ -317,6 +317,8 @@ typedef struct {
uint8_t ciphertext[SM2_MAX_PLAINTEXT_SIZE];
} SM2_CIPHERTEXT;
int sm2_kdf(const uint8_t *in, size_t inlen, size_t outlen, uint8_t *out);
int sm2_do_encrypt(const SM2_KEY *key, const uint8_t *in, size_t inlen, SM2_CIPHERTEXT *out);
int sm2_do_decrypt(const SM2_KEY *key, const SM2_CIPHERTEXT *in, uint8_t *out, size_t *outlen);