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Add QUIC

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This commit is contained in:
Zhi Guan
2026-06-23 00:01:28 +08:00
parent 79ed4489e3
commit 967c66ff7d
5 changed files with 693 additions and 4 deletions
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112
include/gmssl/quic.h Normal file
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/*
* Copyright 2014-2026 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_QUIC_H
#define GMSSL_QUIC_H
#include <stdint.h>
#include <stdlib.h>
#ifdef __cplusplus
extern "C" {
#endif
#define QUIC_VERSION_V1 0x00000001
#define QUIC_INITIAL_SECRET_SIZE 32
#define QUIC_INITIAL_KEY_SIZE 16
#define QUIC_INITIAL_IV_SIZE 12
#define QUIC_INITIAL_HP_KEY_SIZE 16
#define QUIC_TRANSPORT_PARAM_MAX_COUNT 32
#define QUIC_TRANSPORT_PARAM_MAX_SIZE 512
typedef enum {
QUIC_transport_param_original_destination_connection_id = 0x00,
QUIC_transport_param_max_idle_timeout = 0x01,
QUIC_transport_param_stateless_reset_token = 0x02,
QUIC_transport_param_max_udp_payload_size = 0x03,
QUIC_transport_param_initial_max_data = 0x04,
QUIC_transport_param_initial_max_stream_data_bidi_local = 0x05,
QUIC_transport_param_initial_max_stream_data_bidi_remote = 0x06,
QUIC_transport_param_initial_max_stream_data_uni = 0x07,
QUIC_transport_param_initial_max_streams_bidi = 0x08,
QUIC_transport_param_initial_max_streams_uni = 0x09,
QUIC_transport_param_ack_delay_exponent = 0x0a,
QUIC_transport_param_max_ack_delay = 0x0b,
QUIC_transport_param_disable_active_migration = 0x0c,
QUIC_transport_param_preferred_address = 0x0d,
QUIC_transport_param_active_connection_id_limit = 0x0e,
QUIC_transport_param_initial_source_connection_id = 0x0f,
QUIC_transport_param_retry_source_connection_id = 0x10,
} QUIC_TRANSPORT_PARAM_ID;
typedef enum {
QUIC_encryption_initial = 0,
QUIC_encryption_early_data = 1,
QUIC_encryption_handshake = 2,
QUIC_encryption_application = 3,
} QUIC_ENCRYPTION_LEVEL;
typedef struct {
uint8_t client_secret[QUIC_INITIAL_SECRET_SIZE];
uint8_t server_secret[QUIC_INITIAL_SECRET_SIZE];
} QUIC_INITIAL_SECRETS;
typedef struct {
uint8_t key[QUIC_INITIAL_KEY_SIZE];
uint8_t iv[QUIC_INITIAL_IV_SIZE];
uint8_t hp[QUIC_INITIAL_HP_KEY_SIZE]; // hp = header protection key
} QUIC_INITIAL_KEYS;
typedef struct {
uint64_t id;
uint8_t data[QUIC_TRANSPORT_PARAM_MAX_SIZE];
size_t datalen;
} QUIC_TRANSPORT_PARAM;
typedef struct {
QUIC_TRANSPORT_PARAM params[QUIC_TRANSPORT_PARAM_MAX_COUNT];
size_t params_count;
} QUIC_TRANSPORT_PARAMS;
size_t quic_varint_size(uint64_t val);
int quic_varint_to_bytes(uint64_t val, uint8_t **out, size_t *outlen);
int quic_varint_from_bytes(uint64_t *val, const uint8_t **in, size_t *inlen);
void quic_transport_params_init(QUIC_TRANSPORT_PARAMS *params);
int quic_transport_params_add(QUIC_TRANSPORT_PARAMS *params,
uint64_t id, const uint8_t *data, size_t datalen);
int quic_transport_params_add_varint(QUIC_TRANSPORT_PARAMS *params,
uint64_t id, uint64_t val);
int quic_transport_params_get(const QUIC_TRANSPORT_PARAMS *params,
uint64_t id, const uint8_t **data, size_t *datalen);
int quic_transport_params_get_varint(const QUIC_TRANSPORT_PARAMS *params,
uint64_t id, uint64_t *val);
int quic_transport_params_to_bytes(const QUIC_TRANSPORT_PARAMS *params,
uint8_t **out, size_t *outlen);
int quic_transport_params_from_bytes(QUIC_TRANSPORT_PARAMS *params,
const uint8_t **in, size_t *inlen);
int quic_derive_initial_secrets(const uint8_t *dcid, size_t dcid_len, QUIC_INITIAL_SECRETS *secrets);
int quic_derive_initial_client_keys(const QUIC_INITIAL_SECRETS *secrets, QUIC_INITIAL_KEYS *keys);
int quic_derive_initial_server_keys(const QUIC_INITIAL_SECRETS *secrets, QUIC_INITIAL_KEYS *keys);
int quic_derive_initial_keys(const uint8_t secret[QUIC_INITIAL_SECRET_SIZE], QUIC_INITIAL_KEYS *keys);
#ifdef __cplusplus
}
#endif
#endif