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/*
Miranda NG: the free IM client for Microsoft* Windows*
Copyright 2012 Miranda NG 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"
int hLangpack;
static PLUGININFOEX pluginInfo =
{
sizeof(PLUGININFOEX),
"Miranda NG database driver",
__VERSION_DWORD,
"Provides Miranda database support: global settings, contacts, history, settings per contact.",
"Miranda NG project",
"ghazan@miranda.im",
"Copyright 2012 Miranda NG project",
"",
UNICODE_AWARE,
{0x1394a3ab, 0x2585, 0x4196, { 0x8f, 0x72, 0xe, 0xae, 0xc2, 0x45, 0xe, 0x11 }} //{1394A3AB-2585-4196-8F72-0EAEC2450E11}
};
HINSTANCE g_hInst = NULL;
LIST<CDb3x> g_Dbs(1, (LIST<CDb3x>::FTSortFunc)HandleKeySort);
/////////////////////////////////////////////////////////////////////////////////////////
// returns 0 if the profile is created, EMKPRF*
static int makeDatabase(const TCHAR *profile, int *error)
{
CDb3x *tmp = new CDb3x(profile);
if (tmp->Create() == ERROR_SUCCESS) {
tmp->CreateDbHeaders();
delete tmp;
return 0;
}
delete tmp;
if (error != NULL) *error = EMKPRF_CREATEFAILED;
return 1;
}
// returns 0 if the given profile has a valid header
static int grokHeader(const TCHAR *profile, int *error)
{
CDb3x *tmp = new CDb3x(profile);
if (tmp->Load(true) != ERROR_SUCCESS) {
delete tmp;
if (error != NULL) *error = EGROKPRF_CANTREAD;
return 1;
}
int chk = tmp->CheckDbHeaders();
delete tmp;
if ( chk == 0 ) {
// all the internal tests passed, hurrah
if (error != NULL) *error = 0;
return 0;
}
// didn't pass at all, or some did.
switch ( chk ) {
case 1:
// "Miranda ICQ DB" wasn't present
if (error != NULL) *error = EGROKPRF_UNKHEADER;
break;
case 2:
// header was present, but version information newer
if (error != NULL) *error = EGROKPRF_VERNEWER;
break;
case 3:
// header/version OK, internal data missing
if (error != NULL) *error = EGROKPRF_DAMAGED;
break;
}
return 1;
}
// returns 0 if all the APIs are injected otherwise, 1
static MIDatabase* LoadDatabase(const TCHAR *profile)
{
// set the memory, lists & UTF8 manager
mir_getLP( &pluginInfo );
CDb3x* db = new CDb3x(profile);
if (db->Load(false) != ERROR_SUCCESS) {
delete db;
return NULL;
}
g_Dbs.insert(db);
return db;
}
static int UnloadDatabase(MIDatabase* db)
{
g_Dbs.remove((CDb3x*)db);
delete (CDb3x*)db;
return 0;
}
MIDatabaseChecker* CheckDb(const TCHAR* ptszFileName, int *error)
{
CDb3x *tmp = new CDb3x(ptszFileName);
if (tmp->Load(true) != ERROR_SUCCESS) {
delete tmp;
if (error != NULL) *error = EGROKPRF_CANTREAD;
return NULL;
}
int chk = tmp->CheckDbHeaders();
if (chk != ERROR_SUCCESS) {
delete tmp;
*error = chk;
return NULL;
}
*error = 0;
return tmp;
}
static DATABASELINK dblink =
{
sizeof(DATABASELINK),
"db3x driver",
_T("db3x database support"),
makeDatabase,
grokHeader,
LoadDatabase,
UnloadDatabase,
CheckDb
};
/////////////////////////////////////////////////////////////////////////////////////////
extern "C" __declspec(dllexport) PLUGININFOEX* MirandaPluginInfoEx(DWORD mirandaVersion)
{
return &pluginInfo;
}
extern "C" __declspec(dllexport) const MUUID MirandaInterfaces[] = {MIID_DATABASE, MIID_LAST};
extern "C" __declspec(dllexport) int Load(void)
{
RegisterDatabasePlugin(&dblink);
return 0;
}
extern "C" __declspec(dllexport) int Unload(void)
{
g_Dbs.destroy();
return 0;
}
BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD dwReason, LPVOID reserved)
{
g_hInst = hInstDLL;
return TRUE;
}
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