1/*
2 * Copyright (c) 2023 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 BASE_STARTUP_PARAM_TRIE_H
17#define BASE_STARTUP_PARAM_TRIE_H
18#include <stdio.h>
19
20#include "init_hashmap.h"
21#include "init_param.h"
22#include "list.h"
23#include "param_common.h"
24#include "param_osadp.h"
25#include "param_security.h"
26
27#ifdef __cplusplus
28#if __cplusplus
29extern "C" {
30#endif
31#endif
32
33#define PARAM_TRIE_STACK_SIZE 25
34
35INIT_LOCAL_API int InitWorkSpace(WorkSpace *workSpace, int onlyRead, uint32_t spaceSize);
36INIT_LOCAL_API void CloseWorkSpace(WorkSpace *workSpace);
37
38#define GetTrieNode(workSpace, offset) (ParamTrieNode *)(((offset) == 0 || (offset) > (workSpace)->area->dataSize) ? \
39    NULL : (workSpace)->area->data + (offset))
40
41#define GetTrieRoot(workSpace) \
42    (ParamTrieNode *)(((workSpace)->area == NULL) ? NULL : (workSpace)->area->data + (workSpace)->area->firstNode)
43
44INIT_LOCAL_API void SaveIndex(uint32_t *index, uint32_t offset);
45
46INIT_LOCAL_API ParamTrieNode *AddTrieNode(WorkSpace *workSpace, const char *key, uint32_t keyLen);
47INIT_LOCAL_API ParamTrieNode *FindTrieNode(
48    WorkSpace *workSpace, const char *key, uint32_t keyLen, uint32_t *matchLabel);
49
50typedef int (*TraversalTrieNodePtr)(const WorkSpace *workSpace, const ParamTrieNode *node, const void *cookie);
51INIT_LOCAL_API int TraversalTrieNode(const WorkSpace *workSpace,
52    const ParamTrieNode *subTrie, TraversalTrieNodePtr walkFunc, const void *cookie);
53
54INIT_LOCAL_API uint32_t AddParamSecurityNode(WorkSpace *workSpace, const ParamAuditData *auditData);
55INIT_LOCAL_API uint32_t AddParamNode(WorkSpace *workSpace, uint8_t type,
56    const char *key, uint32_t keyLen, const char *value, uint32_t valueLen, int mode);
57
58INIT_LOCAL_API uint32_t GetParamMaxLen(uint8_t type);
59INIT_LOCAL_API ParamNode *GetParamNode(uint32_t index, const char *name);
60INIT_LOCAL_API int AddParamEntry(uint32_t index, uint8_t type, const char *name, const char *value);
61
62#ifdef STARTUP_INIT_TEST
63STATIC_INLINE ParamTrieNode *FindTrieNode_(
64    const WorkSpace *workSpace, const char *key, uint32_t keyLen, uint32_t *matchLabel);
65#endif
66
67#define GetWorkSpaceSize(workSpace)     \
68    ((workSpace == NULL) || (workSpace->area == NULL) ||     \
69        (workSpace->area->spaceSizeOffset == 0) ||    \
70        (workSpace->area->spaceSizeOffset >= workSpace->area->dataSize)) ? NULL : \
71        (WorkSpaceSize*)(workSpace->area->data + workSpace->area->spaceSizeOffset)
72
73#ifdef __cplusplus
74#if __cplusplus
75}
76#endif
77#endif
78#endif  // BASE_STARTUP_PARAM_TRIE_H