feat: add gmssl headers

include/gmssl/aead.h

@@ -0,0 +1,111 @@
+/*
+ *  Copyright 2014-2023 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.
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ */
+
+#ifndef GMSSL_AEAD_H
+#define GMSSL_AEAD_H
+
+#include <string.h>
+#include <stdint.h>
+#include <gmssl/sm3.h>
+#include <gmssl/sm4.h>
+#include <gmssl/gcm.h>
+#include <gmssl/api.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+typedef struct {
+	SM4_CBC_CTX enc_ctx;
+	SM3_HMAC_CTX mac_ctx;
+	uint8_t mac[SM3_HMAC_SIZE];
+	size_t maclen;
+} SM4_CBC_SM3_HMAC_CTX;
+
+#define SM4_CBC_SM3_HMAC_KEY_SIZE 48
+#define SM4_CBC_SM3_HMAC_IV_SIZE  16
+
+_gmssl_export int sm4_cbc_sm3_hmac_encrypt_init(SM4_CBC_SM3_HMAC_CTX *ctx,
+	const uint8_t *key, size_t keylen, const uint8_t *iv, size_t ivlen,
+	const uint8_t *aad, size_t aadlen);
+_gmssl_export int sm4_cbc_sm3_hmac_encrypt_update(SM4_CBC_SM3_HMAC_CTX *ctx,
+	const uint8_t *in, size_t inlen, uint8_t *out, size_t *outlen);
+_gmssl_export int sm4_cbc_sm3_hmac_encrypt_finish(SM4_CBC_SM3_HMAC_CTX *ctx,
+	uint8_t *out, size_t *outlen);
+_gmssl_export int sm4_cbc_sm3_hmac_decrypt_init(SM4_CBC_SM3_HMAC_CTX *ctx,
+	const uint8_t *key, size_t keylen, const uint8_t *iv, size_t ivlen,
+	const uint8_t *aad, size_t aadlen);
+_gmssl_export int sm4_cbc_sm3_hmac_decrypt_update(SM4_CBC_SM3_HMAC_CTX *ctx,
+	const uint8_t *in, size_t inlen, uint8_t *out, size_t *outlen);
+_gmssl_export int sm4_cbc_sm3_hmac_decrypt_finish(SM4_CBC_SM3_HMAC_CTX *ctx,
+	uint8_t *out, size_t *outlen);
+
+
+typedef struct {
+	SM4_CTR_CTX enc_ctx;
+	SM3_HMAC_CTX mac_ctx;
+	uint8_t mac[SM3_HMAC_SIZE];
+	size_t maclen;
+} SM4_CTR_SM3_HMAC_CTX;
+
+#define SM4_CTR_SM3_HMAC_KEY_SIZE 48
+#define SM4_CTR_SM3_HMAC_IV_SIZE  16
+
+_gmssl_export int sm4_ctr_sm3_hmac_encrypt_init(SM4_CTR_SM3_HMAC_CTX *ctx,
+	const uint8_t *key, size_t keylen, const uint8_t *iv, size_t ivlen,
+	const uint8_t *aad, size_t aadlen);
+_gmssl_export 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);
+_gmssl_export int sm4_ctr_sm3_hmac_encrypt_finish(SM4_CTR_SM3_HMAC_CTX *ctx,
+	uint8_t *out, size_t *outlen);
+_gmssl_export int sm4_ctr_sm3_hmac_decrypt_init(SM4_CTR_SM3_HMAC_CTX *ctx,
+	const uint8_t *key, size_t keylen, const uint8_t *iv, size_t ivlen,
+	const uint8_t *aad, size_t aadlen);
+_gmssl_export int sm4_ctr_sm3_hmac_decrypt_update(SM4_CTR_SM3_HMAC_CTX *ctx,
+	const uint8_t *in, size_t inlen, uint8_t *out, size_t *outlen);
+_gmssl_export int sm4_ctr_sm3_hmac_decrypt_finish(SM4_CTR_SM3_HMAC_CTX *ctx,
+	uint8_t *out, size_t *outlen);
+
+
+typedef struct {
+	SM4_CTR_CTX enc_ctx;
+	GHASH_CTX mac_ctx;
+	uint8_t Y[16]; // E(K, Y_0)
+	size_t taglen;
+	uint8_t mac[16];
+	size_t maclen;
+} SM4_GCM_CTX;
+
+#define SM4_GCM_KEY_SIZE 16
+#define SM4_GCM_MIN_IV_SIZE 1
+#define SM4_GCM_DEFAULT_IV_SIZE 12
+#define SM4_GCM_MAX_IV_SIZE 64
+#define SM4_GCM_DEFAULT_TAG_SIZE 16
+
+_gmssl_export int sm4_gcm_encrypt_init(SM4_GCM_CTX *ctx,
+	const uint8_t *key, size_t keylen, const uint8_t *iv, size_t ivlen,
+	const uint8_t *aad, size_t aadlen, size_t taglen);
+_gmssl_export int sm4_gcm_encrypt_update(SM4_GCM_CTX *ctx,
+	const uint8_t *in, size_t inlen, uint8_t *out, size_t *outlen);
+_gmssl_export int sm4_gcm_encrypt_finish(SM4_GCM_CTX *ctx,
+	uint8_t *out, size_t *outlen);
+_gmssl_export int sm4_gcm_decrypt_init(SM4_GCM_CTX *ctx,
+	const uint8_t *key, size_t keylen, const uint8_t *iv, size_t ivlen,
+	const uint8_t *aad, size_t aadlen, size_t taglen);
+_gmssl_export int sm4_gcm_decrypt_update(SM4_GCM_CTX *ctx,
+	const uint8_t *in, size_t inlen, uint8_t *out, size_t *outlen);
+_gmssl_export int sm4_gcm_decrypt_finish(SM4_GCM_CTX *ctx,
+	uint8_t *out, size_t *outlen);
+
+
+#ifdef __cplusplus
+}
+#endif
+#endif