Sweden-Number/dlls/msi/msi_main.c

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/*
* Implementation of the Microsoft Installer (msi.dll)
*
* Copyright 2006 Mike McCormack for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#define COBJMACROS
#define NONAMELESSUNION
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "shlwapi.h"
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#include "oleauto.h"
#include "msipriv.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(msi);
static LONG dll_count;
/* the UI level */
INSTALLUILEVEL gUILevel = INSTALLUILEVEL_BASIC;
HWND gUIhwnd = 0;
INSTALLUI_HANDLERA gUIHandlerA = NULL;
INSTALLUI_HANDLERW gUIHandlerW = NULL;
DWORD gUIFilter = 0;
LPVOID gUIContext = NULL;
WCHAR gszLogFile[MAX_PATH];
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WCHAR msi_path[MAX_PATH];
ITypeLib *msi_typelib = NULL;
HINSTANCE msi_hInstance;
/*
* Dll lifetime tracking declaration
*/
static void LockModule(void)
{
InterlockedIncrement(&dll_count);
}
static void UnlockModule(void)
{
InterlockedDecrement(&dll_count);
}
/******************************************************************
* DllMain
*/
BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
{
switch (fdwReason)
{
case DLL_PROCESS_ATTACH:
msi_hInstance = hinstDLL;
DisableThreadLibraryCalls(hinstDLL);
msi_dialog_register_class();
break;
case DLL_PROCESS_DETACH:
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if (msi_typelib) ITypeLib_Release( msi_typelib );
msi_dialog_unregister_class();
msi_free_handle_table();
break;
}
return TRUE;
}
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static CRITICAL_SECTION MSI_typelib_cs;
static CRITICAL_SECTION_DEBUG MSI_typelib_cs_debug =
{
0, 0, &MSI_typelib_cs,
{ &MSI_typelib_cs_debug.ProcessLocksList,
&MSI_typelib_cs_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": MSI_typelib_cs") }
};
static CRITICAL_SECTION MSI_typelib_cs = { &MSI_typelib_cs_debug, -1, 0, 0, 0, 0 };
ITypeLib *get_msi_typelib( LPWSTR *path )
{
EnterCriticalSection( &MSI_typelib_cs );
if (!msi_typelib)
{
TRACE("loading typelib\n");
if (GetModuleFileNameW( msi_hInstance, msi_path, MAX_PATH ))
LoadTypeLib( msi_path, &msi_typelib );
}
LeaveCriticalSection( &MSI_typelib_cs );
if (path)
*path = msi_path;
if (msi_typelib)
ITypeLib_AddRef( msi_typelib );
return msi_typelib;
}
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typedef struct tagIClassFactoryImpl {
const IClassFactoryVtbl *lpVtbl;
HRESULT (*create_object)( IUnknown*, LPVOID* );
} IClassFactoryImpl;
static HRESULT WINAPI MsiCF_QueryInterface(LPCLASSFACTORY iface,
REFIID riid,LPVOID *ppobj)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
TRACE("%p %s %p\n",This,debugstr_guid(riid),ppobj);
if( IsEqualCLSID( riid, &IID_IUnknown ) ||
IsEqualCLSID( riid, &IID_IClassFactory ) )
{
IClassFactory_AddRef( iface );
*ppobj = iface;
return S_OK;
}
return E_NOINTERFACE;
}
static ULONG WINAPI MsiCF_AddRef(LPCLASSFACTORY iface)
{
LockModule();
return 2;
}
static ULONG WINAPI MsiCF_Release(LPCLASSFACTORY iface)
{
UnlockModule();
return 1;
}
static HRESULT WINAPI MsiCF_CreateInstance(LPCLASSFACTORY iface,
LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
IUnknown *unk = NULL;
HRESULT r;
TRACE("%p %p %s %p\n", This, pOuter, debugstr_guid(riid), ppobj);
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r = This->create_object( pOuter, (LPVOID*) &unk );
if (SUCCEEDED(r))
{
r = IUnknown_QueryInterface( unk, riid, ppobj );
IUnknown_Release( unk );
}
return r;
}
static HRESULT WINAPI MsiCF_LockServer(LPCLASSFACTORY iface, BOOL dolock)
{
TRACE("%p %d\n", iface, dolock);
if (dolock)
LockModule();
else
UnlockModule();
return S_OK;
}
static const IClassFactoryVtbl MsiCF_Vtbl =
{
MsiCF_QueryInterface,
MsiCF_AddRef,
MsiCF_Release,
MsiCF_CreateInstance,
MsiCF_LockServer
};
static IClassFactoryImpl MsiServer_CF = { &MsiCF_Vtbl, create_msiserver };
/******************************************************************
* DllGetClassObject [MSI.@]
*/
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
{
TRACE("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
if ( IsEqualCLSID (rclsid, &CLSID_IMsiServerX2) )
{
*ppv = (LPVOID) &MsiServer_CF;
return S_OK;
}
if( IsEqualCLSID (rclsid, &CLSID_IMsiServerMessage) ||
IsEqualCLSID (rclsid, &CLSID_IMsiServer) ||
IsEqualCLSID (rclsid, &CLSID_IMsiServerX1) ||
IsEqualCLSID (rclsid, &CLSID_IMsiServerX3) )
{
FIXME("create %s object\n", debugstr_guid( rclsid ));
}
return CLASS_E_CLASSNOTAVAILABLE;
}
/******************************************************************
* DllGetVersion [MSI.@]
*/
HRESULT WINAPI DllGetVersion(DLLVERSIONINFO *pdvi)
{
TRACE("%p\n",pdvi);
if (pdvi->cbSize < sizeof(DLLVERSIONINFO))
return E_INVALIDARG;
pdvi->dwMajorVersion = MSI_MAJORVERSION;
pdvi->dwMinorVersion = MSI_MINORVERSION;
pdvi->dwBuildNumber = MSI_BUILDNUMBER;
pdvi->dwPlatformID = DLLVER_PLATFORM_WINDOWS;
return S_OK;
}
/******************************************************************
* DllCanUnloadNow [MSI.@]
*/
HRESULT WINAPI DllCanUnloadNow(void)
{
return dll_count == 0 ? S_OK : S_FALSE;
}