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         msi_free_handle_table();
  76         break;
  77     }
  78     return TRUE;
  79 }
  80
  81 typedef struct tagIClassFactoryImpl
  82 {
  83     const IClassFactoryVtbl *lpVtbl;
  84 } IClassFactoryImpl;
  85
  86 static HRESULT WINAPI MsiCF_QueryInterface(LPCLASSFACTORY iface,
  87                 REFIID riid,LPVOID *ppobj)
  88 {
  89     IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
  90     FIXME("%p %s %p\n",This,debugstr_guid(riid),ppobj);
  91     return E_NOINTERFACE;
  92 }
  93
  94 static ULONG WINAPI MsiCF_AddRef(LPCLASSFACTORY iface)
  95 {
  96     LockModule();
  97     return 2;
  98 }
  99
 100 static ULONG WINAPI MsiCF_Release(LPCLASSFACTORY iface)
 101 {
 102     UnlockModule();
 103     return 1;
 104 }
 105
 106 static HRESULT WINAPI MsiCF_CreateInstance(LPCLASSFACTORY iface,
 107     LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj)
 108 {
 109     IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
 110
 111     FIXME("%p %p %s %p\n", This, pOuter, debugstr_guid(riid), ppobj);
 112     return E_FAIL;
 113 }
 114
 115 static HRESULT WINAPI MsiCF_LockServer(LPCLASSFACTORY iface, BOOL dolock)
 116 {
 117     TRACE("%p %d\n", iface, dolock);
 118
 119     if (dolock)
 120         LockModule();
 121     else
 122         UnlockModule();
 123
 124     return S_OK;
 125 }
 126
 127 static const IClassFactoryVtbl MsiCF_Vtbl =
 128 {
 129     MsiCF_QueryInterface,
 130     MsiCF_AddRef,
 131     MsiCF_Release,
 132     MsiCF_CreateInstance,
 133     MsiCF_LockServer
 134 };
 135
 136 static IClassFactoryImpl Msi_CF = { &MsiCF_Vtbl };
 137
 138 /******************************************************************
 139  * DllGetClassObject          [MSI.@]
 140  */
 141 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 142 {
 143     TRACE("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 144
 145     if( IsEqualCLSID (rclsid, &CLSID_IMsiServer) ||
 146         IsEqualCLSID (rclsid, &CLSID_IMsiServerMessage) ||
 147         IsEqualCLSID (rclsid, &CLSID_IMsiServerX1) ||
 148         IsEqualCLSID (rclsid, &CLSID_IMsiServerX2) ||
 149         IsEqualCLSID (rclsid, &CLSID_IMsiServerX3) )
 150     {
 151         *ppv = (LPVOID) &Msi_CF;
 152         return S_OK;
 153     }
 154     return CLASS_E_CLASSNOTAVAILABLE;
 155 }
 156
 157 /******************************************************************
 158  * DllGetVersion              [MSI.@]
 159  */
 160 HRESULT WINAPI DllGetVersion(DLLVERSIONINFO *pdvi)
 161 {
 162     TRACE("%p\n",pdvi);
 163
 164     if (pdvi->cbSize < sizeof(DLLVERSIONINFO))
 165         return E_INVALIDARG;
 166
 167     pdvi->dwMajorVersion = MSI_MAJORVERSION;
 168     pdvi->dwMinorVersion = MSI_MINORVERSION;
 169     pdvi->dwBuildNumber = MSI_BUILDNUMBER;
 170     pdvi->dwPlatformID = DLLVER_PLATFORM_WINDOWS;
 171
 172     return S_OK;
 173 }
 174
 175 /******************************************************************
 176  * DllCanUnloadNow            [MSI.@]
 177  */
 178 HRESULT WINAPI DllCanUnloadNow(void)
 179 {
 180     return dll_count == 0 ? S_OK : S_FALSE;
 181 }