reactos/dll/win32/msi/msi_main.c

   1 /*
   2  * Implementation of the Microsoft Installer (msi.dll)
   3  *
   4  * Copyright 2006 Mike McCormack for CodeWeavers
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdarg.h>
  22
  23 #define COBJMACROS
  24 #define NONAMELESSUNION
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winreg.h"
  29 #include "shlwapi.h"
  30 #include "msipriv.h"
  31
  32 #include "wine/debug.h"
  33
  34 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  35
  36 static LONG dll_count;
  37
  38 /* the UI level */
  39 INSTALLUILEVEL gUILevel = INSTALLUILEVEL_BASIC;
  40 HWND           gUIhwnd = 0;
  41 INSTALLUI_HANDLERA gUIHandlerA = NULL;
  42 INSTALLUI_HANDLERW gUIHandlerW = NULL;
  43 DWORD gUIFilter = 0;
  44 LPVOID gUIContext = NULL;
  45 WCHAR gszLogFile[MAX_PATH];
  46 HINSTANCE msi_hInstance;
  47
  48 /*
  49  * Dll lifetime tracking declaration
  50  */
  51 static void LockModule(void)
  52 {
  53     InterlockedIncrement(&dll_count);
  54 }
  55
  56 static void UnlockModule(void)
  57 {
  58     InterlockedDecrement(&dll_count);
  59 }
  60
  61 /******************************************************************
  62  *      DllMain
  63  */
  64 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  65 {
  66     switch (fdwReason)
  67     {
  68     case DLL_PROCESS_ATTACH:
  69         msi_hInstance = hinstDLL;
  70         DisableThreadLibraryCalls(hinstDLL);
  71         msi_dialog_register_class();
  72         break;
  73     case DLL_PROCESS_DETACH:
  74         msi_dialog_unregister_class();
  75         break;
  76     }
  77     return TRUE;
  78 }
  79
  80 typedef struct tagIClassFactoryImpl
  81 {
  82     const IClassFactoryVtbl *lpVtbl;
  83 } IClassFactoryImpl;
  84
  85 static HRESULT WINAPI MsiCF_QueryInterface(LPCLASSFACTORY iface,
  86                 REFIID riid,LPVOID *ppobj)
  87 {
  88     IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
  89     FIXME("%p %s %p\n",This,debugstr_guid(riid),ppobj);
  90     return E_NOINTERFACE;
  91 }
  92
  93 static ULONG WINAPI MsiCF_AddRef(LPCLASSFACTORY iface)
  94 {
  95     LockModule();
  96     return 2;
  97 }
  98
  99 static ULONG WINAPI MsiCF_Release(LPCLASSFACTORY iface)
 100 {
 101     UnlockModule();
 102     return 1;
 103 }
 104
 105 static HRESULT WINAPI MsiCF_CreateInstance(LPCLASSFACTORY iface,
 106     LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj)
 107 {
 108     IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
 109
 110     FIXME("%p %p %s %p\n", This, pOuter, debugstr_guid(riid), ppobj);
 111     return E_FAIL;
 112 }
 113
 114 static HRESULT WINAPI MsiCF_LockServer(LPCLASSFACTORY iface, BOOL dolock)
 115 {
 116     TRACE("%p %d\n", iface, dolock);
 117
 118     if (dolock)
 119         LockModule();
 120     else
 121         UnlockModule();
 122
 123     return S_OK;
 124 }
 125
 126 static const IClassFactoryVtbl MsiCF_Vtbl =
 127 {
 128     MsiCF_QueryInterface,
 129     MsiCF_AddRef,
 130     MsiCF_Release,
 131     MsiCF_CreateInstance,
 132     MsiCF_LockServer
 133 };
 134
 135 static IClassFactoryImpl Msi_CF = { &MsiCF_Vtbl };
 136
 137 /******************************************************************
 138  * DllGetClassObject          [MSI.@]
 139  */
 140 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 141 {
 142     TRACE("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 143
 144     if( IsEqualCLSID (rclsid, &CLSID_IMsiServer) ||
 145         IsEqualCLSID (rclsid, &CLSID_IMsiServerMessage) ||
 146         IsEqualCLSID (rclsid, &CLSID_IMsiServerX1) ||
 147         IsEqualCLSID (rclsid, &CLSID_IMsiServerX2) ||
 148         IsEqualCLSID (rclsid, &CLSID_IMsiServerX3) )
 149     {
 150         *ppv = (LPVOID) &Msi_CF;
 151         return S_OK;
 152     }
 153     return CLASS_E_CLASSNOTAVAILABLE;
 154 }
 155
 156 /******************************************************************
 157  * DllGetVersion              [MSI.@]
 158  */
 159 HRESULT WINAPI DllGetVersion(DLLVERSIONINFO *pdvi)
 160 {
 161     TRACE("%p\n",pdvi);
 162
 163     if (pdvi->cbSize != sizeof(DLLVERSIONINFO))
 164         return E_INVALIDARG;
 165
 166     pdvi->dwMajorVersion = MSI_MAJORVERSION;
 167     pdvi->dwMinorVersion = MSI_MINORVERSION;
 168     pdvi->dwBuildNumber = MSI_BUILDNUMBER;
 169     pdvi->dwPlatformID = 1;
 170
 171     return S_OK;
 172 }
 173
 174 /******************************************************************
 175  * DllCanUnloadNow            [MSI.@]
 176  */
 177 HRESULT WINAPI DllCanUnloadNow(void)
 178 {
 179     return dll_count == 0 ? S_OK : S_FALSE;
 180 }