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tls 1.3 init

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This commit is contained in:
Zhi Guan
2021-07-28 16:32:10 +08:00
parent ce7dd7fccf
commit 62d1899760
66 changed files with 3080 additions and 18101 deletions
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38
include/gmssl/gcm.h
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@@ -50,6 +50,13 @@
#define GMSSL_GCM_H
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <gmssl/gf128.h>
#include <gmssl/block_cipher.h>
#ifdef __cplusplus
extern "C" {
#endif
@@ -72,27 +79,20 @@ extern "C" {
#define GCM_IS_LITTLE_ENDIAN 1
typedef struct {
__uint128_t H;
__uint128_t X;
size_t aadlen;
size_t cipherlen;
uint8_t block[16];
unsigned int num;
} GHASH_CTX;
void ghash_init(GHASH_CTX *ctx, const uint8_t h[16], const uint8_t *aad, size_t aadlen);
void ghash_update(GHASH_CTX *ctx, const uint8_t *c, size_t clen);
void ghash_finish(GHASH_CTX *ctx, uint8_t out[16]);
void ghash(const uint8_t h[16], const uint8_t *aad, size_t aadlen,
const uint8_t *c, size_t clen, uint8_t out[16]);
int gcm_encrypt(const BLOCK_CIPHER_KEY *key, const uint8_t *iv, size_t ivlen,
const uint8_t *aad, size_t aadlen, const uint8_t *in, size_t inlen,
uint8_t *out, size_t taglen, uint8_t *tag);
int gcm_decrypt(const BLOCK_CIPHER_KEY *key, const uint8_t *iv, size_t ivlen,
const uint8_t *aad, size_t aadlen, const uint8_t *in, size_t inlen,
const uint8_t *tag, size_t taglen, uint8_t *out);
typedef struct {
BLOCK_CIPHER *cipher;
BLOCK_CIPHER_KEY key;
uint8_t counter[16];
uint8_t enced_iv[16];
GHASH_CTX ghash_ctx;
} GCM_CTX;
#ifdef __cplusplus
}