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Add encrypt/decrypt to sm2_ctx.c

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Zhi Guan
2024-01-07 17:26:29 +08:00
parent 2dab02f76a
commit 31efcb5d87
4 changed files with 212 additions and 4 deletions
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14
include/gmssl/sm2.h
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@@ -341,6 +341,20 @@ int sm2_do_ecdh(const SM2_KEY *key, const SM2_POINT *peer_public, SM2_POINT *out
_gmssl_export int sm2_ecdh(const SM2_KEY *key, const uint8_t *peer_public, size_t peer_public_len, SM2_POINT *out);
typedef struct {
SM2_KEY sm2_key;
uint8_t buf[SM2_MAX_CIPHERTEXT_SIZE];
size_t buf_size;
} SM2_ENC_CTX;
_gmssl_export int sm2_encrypt_init(SM2_ENC_CTX *ctx, const SM2_KEY *sm2_key);
_gmssl_export int sm2_encrypt_update(SM2_ENC_CTX *ctx, const uint8_t *in, size_t inlen, uint8_t *out, size_t *outlen);
_gmssl_export int sm2_encrypt_finish(SM2_ENC_CTX *ctx, const uint8_t *in, size_t inlen, uint8_t *out, size_t *outlen);
_gmssl_export int sm2_decrypt_init(SM2_ENC_CTX *ctx, const SM2_KEY *sm2_key);
_gmssl_export int sm2_decrypt_update(SM2_ENC_CTX *ctx, const uint8_t *in, size_t inlen, uint8_t *out, size_t *outlen);
_gmssl_export int sm2_decrypt_finish(SM2_ENC_CTX *ctx, const uint8_t *in, size_t inlen, uint8_t *out, size_t *outlen);
#ifdef __cplusplus
}
#endif