1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
|
/*
dbx_tree: tree database driver for Miranda IM
Copyright 2007-2010 Michael "Protogenes" Kunz,
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#pragma once
#ifndef _MSC_VER
#include <stdint.h>
#else
#include "stdint.h"
#endif
#include "MREWSync.h"
#include "Events.h"
#include "Settings.h"
#include "Entities.h"
#include "FileAccess.h"
#include "MappedMemory.h"
#include "DirectAccess.h"
#include "Blockmanager.h"
#include "sigslot.h"
#include "EncryptionManager.h"
typedef enum TDBFileType {
DBFileSetting = 0,
DBFilePrivate = 1,
DBFileMax = 2
} TDBFileType;
static const uint8_t cFileSignature[DBFileMax][20] = {"Miranda IM Settings", "Miranda IM DataTree"};
static const uint32_t cDBVersion = 0x00000001;
static const uint32_t cHeaderBlockSignature = 0x7265491E;
#pragma pack(push, 1) // push current alignment to stack, set alignment to 1 byte boundary
typedef struct TSettingsHeader {
uint8_t Signature[20]; /// signature must be cSettingsHeader
uint32_t Version; /// internal DB version cDataBaseVersion
uint32_t Obscure;
TFileEncryption FileEncryption; /// Encryption Method
uint32_t FileStructureBlock; /// Offset of CBlockManager master block
uint32_t FileSize; /// Offset to the last used byte + 1
uint32_t Settings; /// Offset to the SettingsBTree RootNode
uint8_t Reserved[256 - sizeof(TFileEncryption) - 20 - 5*sizeof(uint32_t)]; /// reserved storage
} TSettingsHeader;
typedef struct TPrivateHeader {
uint8_t Signature[20]; /// signature must be CDataHeader
uint32_t Version; /// internal DB version cDataBaseVersion
uint32_t Obscure;
TFileEncryption FileEncryption; /// Encryption Method
uint32_t FileStructureBlock; /// Offset of CBlockManager master block
uint32_t FileSize; /// Offset to the last used byte + 1
uint32_t RootEntity; /// Offset to the Root CList Entity
uint32_t Entities; /// Offset to the EntityBTree RootNode
uint32_t Virtuals; /// Offset to the VirtualsBTree RootNode
uint8_t Reserved[256 - sizeof(TFileEncryption) - 20 - 7*sizeof(uint32_t)]; /// reserved storage
} TPrivateHeader;
typedef union TGenericFileHeader {
struct {
uint8_t Signature[20]; /// signature must be cSettingsHeader
uint32_t Version; /// internal DB version cDataBaseVersion
uint32_t Obscure;
TFileEncryption FileEncryption; /// Encryption Method
uint32_t FileStructureBlock; /// Offset of CBlockManager master block
uint32_t FileSize; /// Offset to the last used byte + 1
uint8_t Reserved[256 - sizeof(TFileEncryption) - 20 - 4*sizeof(uint32_t)]; /// reserved storage
} Gen;
TSettingsHeader Set;
TPrivateHeader Pri;
} TGenericFileHeader;
#pragma pack(pop)
class CDataBase : public sigslot::has_slots<>, public MIDatabase
{
private:
TCHAR* m_FileName[DBFileMax];
bool m_Opened;
CBlockManager *m_BlockManager[DBFileMax];
CFileAccess *m_FileAccess[DBFileMax];
TGenericFileHeader * m_Header[DBFileMax];
CEncryptionManager *m_EncryptionManager[DBFileMax];
uint32_t m_HeaderBlock[DBFileMax];
void onSettingsRootChanged(CSettings* Settings, CSettingsTree::TNodeRef NewRoot);
void onVirtualsRootChanged(void* Virtuals, CVirtuals::TNodeRef NewRoot);
void onEntitiesRootChanged(void* Entities, CEntities::TNodeRef NewRoot);
void onFileSizeChanged(CFileAccess * File, uint32_t Size);
bool PrivateFileExists();
bool CreateNewFile(TDBFileType File);
int CheckFile(TDBFileType Index);
int LoadFile(TDBFileType Index);
protected:
CEntities *m_Entities;
CSettings *m_Settings;
CEvents *m_Events;
void ReWriteHeader(TDBFileType Index);
public:
CDataBase(const TCHAR* FileName);
virtual ~CDataBase();
int CreateDB();
int CheckDB();
int OpenDB();
CEntities & getEntities()
{
return *m_Entities;
}
CSettings & getSettings()
{
return *m_Settings;
}
CEvents & getEvents()
{
return *m_Events;
}
int getProfileName(int BufferSize, char * Buffer);
int getProfilePath(int BufferSize, char * Buffer);
public: // services
INT_PTR __cdecl DBEntityGetRoot(WPARAM wParam, LPARAM lParam);
INT_PTR __cdecl DBEntityChildCount(WPARAM hEntity, LPARAM lParam);
INT_PTR __cdecl DBEntityGetParent(WPARAM hEntity, LPARAM lParam);
INT_PTR __cdecl DBEntityMove(WPARAM hEntity, LPARAM hParent);
INT_PTR __cdecl DBEntityGetFlags(WPARAM hEntity, LPARAM lParam);
INT_PTR __cdecl DBEntityIterInit(WPARAM pFilter, LPARAM hParent);
INT_PTR __cdecl DBEntityIterNext(WPARAM hIteration, LPARAM lParam);
INT_PTR __cdecl DBEntityIterClose(WPARAM hIteration, LPARAM lParam);
INT_PTR __cdecl DBEntityDelete(WPARAM hEntity, LPARAM lParam);
INT_PTR __cdecl DBEntityCreate(WPARAM pEntity, LPARAM lParam);
INT_PTR __cdecl DBEntityGetAccount(WPARAM hEntity, LPARAM lParam);
INT_PTR __cdecl DBVirtualEntityCreate(WPARAM hEntity, LPARAM hParent);
INT_PTR __cdecl DBVirtualEntityGetParent(WPARAM hVirtualEntity, LPARAM lParam);
INT_PTR __cdecl DBVirtualEntityGetFirst(WPARAM hEntity, LPARAM lParam);
INT_PTR __cdecl DBVirtualEntityGetNext(WPARAM hVirtualEntity, LPARAM lParam);
INT_PTR __cdecl DBSettingFind(WPARAM pSettingDescriptor, LPARAM lParam);
INT_PTR __cdecl DBSettingDelete(WPARAM pSettingDescriptor, LPARAM lParam);
INT_PTR __cdecl DBSettingDeleteHandle(WPARAM hSetting, LPARAM lParam);
INT_PTR __cdecl DBSettingWrite(WPARAM pSetting, LPARAM lParam);
INT_PTR __cdecl DBSettingWriteHandle(WPARAM pSetting, LPARAM hSetting);
INT_PTR __cdecl DBSettingRead(WPARAM pSetting, LPARAM lParam);
INT_PTR __cdecl DBSettingReadHandle(WPARAM pSetting, LPARAM hSetting);
INT_PTR __cdecl DBSettingIterInit(WPARAM pFilter, LPARAM lParam);
INT_PTR __cdecl DBSettingIterNext(WPARAM hIteration, LPARAM lParam);
INT_PTR __cdecl DBSettingIterClose(WPARAM hIteration, LPARAM lParam);
INT_PTR __cdecl DBEventGetBlobSize(WPARAM hEvent, LPARAM lParam);
INT_PTR __cdecl DBEventGet(WPARAM hEvent, LPARAM pEvent);
INT_PTR __cdecl DBEventGetCount(WPARAM hEntity, LPARAM lParam);
INT_PTR __cdecl DBEventDelete(WPARAM hEvent, LPARAM lParam);
INT_PTR __cdecl DBEventAdd(WPARAM hEntity, LPARAM pEvent);
INT_PTR __cdecl DBEventMarkRead(WPARAM hEvent, LPARAM lParam);
INT_PTR __cdecl DBEventWriteToDisk(WPARAM hEvent, LPARAM lParam);
INT_PTR __cdecl DBEventGetEntity(WPARAM hEvent, LPARAM lParam);
INT_PTR __cdecl DBEventIterInit(WPARAM pFilter, LPARAM lParam);
INT_PTR __cdecl DBEventIterNext(WPARAM hIteration, LPARAM lParam);
INT_PTR __cdecl DBEventIterClose(WPARAM hIteration, LPARAM lParam);
bool RegisterServices();
typedef INT_PTR ( __cdecl CDataBase::*DbServiceFunc )( WPARAM, LPARAM );
void CreateDbService(const char *szServiceName, DbServiceFunc pFunc);
protected: // to be compatible with the standard Miranda databases
STDMETHODIMP_(void) SetCacheSafetyMode(BOOL);
STDMETHODIMP_(LONG) GetContactCount(void);
STDMETHODIMP_(HANDLE) FindFirstContact(const char* szProto = NULL);
STDMETHODIMP_(HANDLE) FindNextContact(HANDLE hContact, const char* szProto = NULL);
STDMETHODIMP_(LONG) DeleteContact(HANDLE hContact);
STDMETHODIMP_(HANDLE) AddContact(void);
STDMETHODIMP_(BOOL) IsDbContact(HANDLE hContact);
STDMETHODIMP_(LONG) GetEventCount(HANDLE hContact);
STDMETHODIMP_(HANDLE) AddEvent(HANDLE hContact, DBEVENTINFO *dbe);
STDMETHODIMP_(BOOL) DeleteEvent(HANDLE hContact, HANDLE hDbEvent);
STDMETHODIMP_(LONG) GetBlobSize(HANDLE hDbEvent);
STDMETHODIMP_(BOOL) GetEvent(HANDLE hDbEvent, DBEVENTINFO *dbe);
STDMETHODIMP_(BOOL) MarkEventRead(HANDLE hContact, HANDLE hDbEvent);
STDMETHODIMP_(HANDLE) GetEventContact(HANDLE hDbEvent);
STDMETHODIMP_(HANDLE) FindFirstEvent(HANDLE hContact);
STDMETHODIMP_(HANDLE) FindFirstUnreadEvent(HANDLE hContact);
STDMETHODIMP_(HANDLE) FindLastEvent(HANDLE hContact);
STDMETHODIMP_(HANDLE) FindNextEvent(HANDLE hDbEvent);
STDMETHODIMP_(HANDLE) FindPrevEvent(HANDLE hDbEvent);
STDMETHODIMP_(BOOL) EnumModuleNames(DBMODULEENUMPROC pFunc, void *pParam);
STDMETHODIMP_(BOOL) GetContactSetting(HANDLE hContact, DBCONTACTGETSETTING *dbcgs);
STDMETHODIMP_(BOOL) GetContactSettingStr(HANDLE hContact, DBCONTACTGETSETTING *dbcgs);
STDMETHODIMP_(BOOL) GetContactSettingStatic(HANDLE hContact, DBCONTACTGETSETTING *dbcgs);
STDMETHODIMP_(BOOL) FreeVariant(DBVARIANT *dbv);
STDMETHODIMP_(BOOL) WriteContactSetting(HANDLE hContact, DBCONTACTWRITESETTING *dbcws);
STDMETHODIMP_(BOOL) DeleteContactSetting(HANDLE hContact, DBCONTACTGETSETTING *dbcgs);
STDMETHODIMP_(BOOL) EnumContactSettings(HANDLE hContact, DBCONTACTENUMSETTINGS* dbces);
STDMETHODIMP_(BOOL) SetSettingResident(BOOL bIsResident, const char *pszSettingName);
STDMETHODIMP_(BOOL) EnumResidentSettings(DBMODULEENUMPROC pFunc, void *pParam);
int CheckProto(HANDLE hContact, const char *proto);
};
|