summaryrefslogtreecommitdiff
path: root/plugins/Dbx_mmap_SA/dbheaders.cpp
blob: af42b2b996acc9269e537719a8394b035ec576a6 (plain)
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
/*

Miranda IM: the free IM client for Microsoft* Windows*

Copyright 2000-2003 Miranda ICQ/IM project,
all portions of this codebase are copyrighted to the people
listed in contributors.txt.

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.
*/

#include "commonheaders.h"

//the cache has not been loaded when these functions are used

int CreateDbHeaders(HANDLE hFile)
{
	DBContact user;
	DWORD bytesWritten;

	CopyMemory(dbHeader.signature,&dbSignature,sizeof(dbHeader.signature));
	dbHeader.checkWord = 0x0700;
	dbHeader.cryptorUID = 0x0000;
	dbHeader.ofsFileEnd = sizeof(struct DBHeader);
	dbHeader.slackSpace = 0;
	dbHeader.contactCount = 0;
	dbHeader.ofsFirstContact = 0;
	dbHeader.ofsFirstModuleName = 0;
	dbHeader.ofsUser = 0;
	//create user
	dbHeader.ofsUser = dbHeader.ofsFileEnd;
	dbHeader.ofsFileEnd += sizeof(DBContact);

	SetFilePointer(hFile,0,NULL,FILE_BEGIN);
	WriteFile(hFile,&dbHeader,sizeof(dbHeader),&bytesWritten,NULL);
	user.signature = DBCONTACT_SIGNATURE;
	user.ofsNext = 0;
	user.ofsFirstSettings = 0;
	user.eventCount = 0;
	user.ofsFirstEvent = user.ofsLastEvent = 0;
	SetFilePointer(hFile,dbHeader.ofsUser,NULL,FILE_BEGIN);
	WriteFile(hFile,&user,sizeof(DBContact),&bytesWritten,NULL);
	FlushFileBuffers(hFile);
	return 0;
}

int CheckDbHeaders(struct DBHeader * hdr)
{
	if (memcmp(hdr->signature,&dbSignatureSecured,sizeof(hdr->signature)) == 0){		
		bEncoding = 1;
	}else{
		bEncoding = 0;
		if (memcmp(hdr->signature,&dbSignature,sizeof(hdr->signature))) return 1;
		if (hdr->checkWord!=0x0700) return 2;
	}
	if (hdr->ofsUser == 0) return 3;
	return 0;
}

int InitialiseDbHeaders(void)
{
	return 0;
}