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 _SYSCAP_TOOL_H
17 #define _SYSCAP_TOOL_H
18 
19 #include <stdint.h>
20 
21 #ifdef __cplusplus
22 #if __cplusplus
23 extern "C" {
24 #endif /* __cplusplus */
25 #endif /* __cplusplus */
26 
27 const int32_t SINGLE_FEAT_LENGTH = 32 * 8;
28 const int32_t SINGLE_SYSCAP_LENGTH = SINGLE_FEAT_LENGTH + 17; // 17, size of prefix "SystemCapability."
29 
30 /**
31  * @brief parse rpcid stream, get the syscap info.
32  * @param contextBuffer Indicates the buffer of rpcid stream.
33  * @param bufferLen Indicates the length of rpcid stream buffer.
34  * @param syscapSetBuf Indicates the arrays of syscap string prased from rpcid.sc,
35  * after useing, need to free if through FreeDecodeBuffer().
36  * @param syscapSetLength Indicates the length of syscapSetBuf, the length of single syscap is SINGLE_SYSCAP_LENGTH.
37  * @return Returns 0 if prase successfully; returns -1 otherwise.
38  */
39 int32_t RPCIDStreamDecodeToBuffer(
40     char *contextBuffer, uint32_t bufferLen, char **syscapSetBuf, uint32_t *syscapSetLength);
41 
42 #ifdef __cplusplus
43 #if __cplusplus
44 }
45 #endif /* __cplusplus */
46 #endif /* __cplusplus */
47 
48 #endif /* _SYSCAP_TOOL_H */