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1 /*
2  * Copyright (c) 2021 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 NATIVE_RDB_RDB_STORE_CONFIG_H
17 #define NATIVE_RDB_RDB_STORE_CONFIG_H
18 
19 #include <string>
20 #include <vector>
21 
22 namespace OHOS {
23 namespace NativeRdb {
24 
25 // indicates the type of the storage
26 enum class StorageMode {
27     MODE_MEMORY = 101,
28     MODE_DISK,
29 };
30 
31 enum class JournalMode {
32     MODE_DELETE,
33     MODE_TRUNCATE,
34     MODE_PERSIST,
35     MODE_MEMORY,
36     MODE_WAL,
37     MODE_OFF,
38 };
39 
40 enum class SyncMode {
41     MODE_OFF,
42     MODE_NORMAL,
43     MODE_FULL,
44     MODE_EXTRA,
45 };
46 
47 enum class DatabaseFileType {
48     NORMAL,
49     BACKUP,
50     CORRUPT,
51 };
52 
53 enum class DatabaseFileSecurityLevel {
54     S4,
55     S3,
56     S2,
57     S1,
58     S0,
59     NO_LEVEL,
60 };
61 
62 class RdbStoreConfig {
63 public:
64     RdbStoreConfig(const RdbStoreConfig &config);
65     RdbStoreConfig(const std::string &path, StorageMode storageMode = StorageMode::MODE_DISK, bool readOnly = false,
66         const std::vector<uint8_t> &encryptKey = std::vector<uint8_t>(), const std::string &journalMode = "",
67         const std::string &syncMode = "", const std::string &databaseFileType = "",
68         const std::string &databaseFileSecurityLevel = "");
69     ~RdbStoreConfig();
70     std::string GetName() const;
71     std::string GetPath() const;
72     StorageMode GetStorageMode() const;
73     std::string GetJournalMode() const;
74     std::string GetSyncMode() const;
75     std::vector<uint8_t> GetEncryptKey() const;
76     bool IsReadOnly() const;
77     bool IsMemoryRdb() const;
78     std::string GetDatabaseFileType() const;
79     std::string GetDatabaseFileSecurityLevel() const;
80 
81     // set the journal mode, if not set, the default mode is WAL
82     void SetName(const std::string &name);
83     void SetJournalMode(JournalMode journalMode);
84     void SetPath(std::string path);
85     void SetReadOnly(bool readOnly);
86     void SetStorageMode(StorageMode storageMode);
87     void SetDatabaseFileType(DatabaseFileType type);
88     void SetEncryptKey(const std::vector<uint8_t> &encryptKey);
89     void ClearEncryptKey();
90 
91     static std::string GetJournalModeValue(JournalMode journalMode);
92     static std::string GetSyncModeValue(SyncMode syncMode);
93     static std::string GetDatabaseFileTypeValue(DatabaseFileType databaseFileType);
94     static std::string GetDatabaseFileSecurityLevelValue(DatabaseFileSecurityLevel databaseFileSecurityLevel);
95 
96 private:
97     std::string name;
98     std::string path;
99     StorageMode storageMode;
100     std::string journalMode;
101     std::string syncMode;
102     std::vector<uint8_t> encryptKey;
103     bool readOnly;
104     std::string databaseFileType;
105     std::string databaseFileSecurityLevel;
106 };
107 
108 } // namespace NativeRdb
109 } // namespace OHOS
110 
111 #endif