1/*
2 * Copyright (c) 2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef SEC_UTILS_TLV_H
17#define SEC_UTILS_TLV_H
18
19#include <stdint.h>
20
21#ifdef __cplusplus
22extern "C" {
23#endif
24
25#define TLV_OK 0
26#define TLV_ERR 1001
27#define TLV_ERR_INVALID_PARA 1002
28#define TLV_ERR_PARSE_PAYLOAD_ERR 1003
29#define TLV_ERR_BUFF_NO_ENOUGH 1004
30
31typedef struct TlvCommon {
32    uint16_t tag;
33    uint16_t len;
34    void *value;
35} TlvCommon;
36
37uint32_t Serialize(const TlvCommon *tlv, uint32_t tlvCount, uint8_t *buff, uint32_t maxBuffSize, uint32_t *buffSize);
38
39uint32_t Deserialize(const uint8_t *buff, uint32_t buffSize, TlvCommon *tlv, uint32_t maxTlvCount, uint32_t *tlvCount);
40
41#ifdef __cplusplus
42}
43#endif
44
45#endif // SEC_UTILS_TLV_H