dlls/winecrt0/register.c

   1 /*
   2  * Support functions for Wine dll registrations
   3  *
   4  * Copyright (c) 2010 Alexandre Julliard
   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 "config.h"
  22 #include <stdarg.h>
  23
  24 #define COBJMACROS
  25 #define ATL_INITGUID
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winnls.h"
  29 #include "ole2.h"
  30 #include "rpcproxy.h"
  31 #include "atliface.h"
  32
  33 static const WCHAR ole32W[] = {'o','l','e','3','2','.','d','l','l',0};
  34 static const WCHAR oleaut32W[] = {'o','l','e','a','u','t','3','2','.','d','l','l',0};
  35 static const WCHAR regtypeW[] = {'W','I','N','E','_','R','E','G','I','S','T','R','Y',0};
  36 static const WCHAR moduleW[] = {'M','O','D','U','L','E',0};
  37 static const WCHAR clsidW[] = {'C','L','S','I','D','_','P','S','F','a','c','t','o','r','y','B','u','f','f','e','r',0};
  38 static const WCHAR typelibW[] = {'T','Y','P','E','L','I','B',0};
  39
  40 struct reg_info
  41 {
  42     IRegistrar  *registrar;
  43     const CLSID *clsid;
  44     BOOL         do_register;
  45     BOOL         uninit;
  46     HRESULT      result;
  47 };
  48
  49 static HMODULE ole32;
  50 static HMODULE oleaut32;
  51 static HRESULT (WINAPI *pCoInitialize)(LPVOID);
  52 static void (WINAPI *pCoUninitialize)(void);
  53 static HRESULT (WINAPI *pCoCreateInstance)(REFCLSID,LPUNKNOWN,DWORD,REFIID,LPVOID*);
  54 static INT (WINAPI *pStringFromGUID2)(REFGUID,LPOLESTR,INT);
  55 static HRESULT (WINAPI *pLoadTypeLibEx)(LPCOLESTR,REGKIND,ITypeLib**);
  56 static HRESULT (WINAPI *pUnRegisterTypeLib)(REFGUID,WORD,WORD,LCID,SYSKIND);
  57
  58 static IRegistrar *create_registrar( HMODULE inst, struct reg_info *info )
  59 {
  60     if (!pStringFromGUID2)
  61     {
  62         if (!(ole32 = LoadLibraryW( ole32W )) ||
  63             !(pCoInitialize = (void *)GetProcAddress( ole32, "CoInitialize" )) ||
  64             !(pCoUninitialize = (void *)GetProcAddress( ole32, "CoUninitialize" )) ||
  65             !(pCoCreateInstance = (void *)GetProcAddress( ole32, "CoCreateInstance" )) ||
  66             !(pStringFromGUID2 = (void *)GetProcAddress( ole32, "StringFromGUID2" )))
  67         {
  68             info->result = E_NOINTERFACE;
  69             return NULL;
  70         }
  71     }
  72     info->uninit = SUCCEEDED( pCoInitialize( NULL ));
  73
  74     info->result = pCoCreateInstance( &CLSID_Registrar, NULL, CLSCTX_INPROC_SERVER,
  75                                       &IID_IRegistrar, (void **)&info->registrar );
  76     if (SUCCEEDED( info->result ))
  77     {
  78         WCHAR str[MAX_PATH];
  79
  80         GetModuleFileNameW( inst, str, MAX_PATH );
  81         IRegistrar_AddReplacement( info->registrar, moduleW, str );
  82         if (info->clsid)
  83         {
  84             pStringFromGUID2( info->clsid, str, MAX_PATH );
  85             IRegistrar_AddReplacement( info->registrar, clsidW, str );
  86         }
  87     }
  88     return info->registrar;
  89 }
  90
  91 static BOOL CALLBACK register_resource( HMODULE module, LPCWSTR type, LPWSTR name, LONG_PTR arg )
  92 {
  93     struct reg_info *info = (struct reg_info *)arg;
  94     WCHAR *buffer;
  95     HRSRC rsrc = FindResourceW( module, name, type );
  96     char *str = LoadResource( module, rsrc );
  97     DWORD lenW, lenA = SizeofResource( module, rsrc );
  98
  99     if (!str) return FALSE;
 100     if (!info->registrar && !create_registrar( module, info )) return FALSE;
 101     lenW = MultiByteToWideChar( CP_UTF8, 0, str, lenA, NULL, 0 ) + 1;
 102     if (!(buffer = HeapAlloc( GetProcessHeap(), 0, lenW * sizeof(WCHAR) )))
 103     {
 104         info->result = E_OUTOFMEMORY;
 105         return FALSE;
 106     }
 107     MultiByteToWideChar( CP_UTF8, 0, str, lenA, buffer, lenW );
 108     buffer[lenW - 1] = 0;
 109
 110     if (info->do_register)
 111         info->result = IRegistrar_StringRegister( info->registrar, buffer );
 112     else
 113         info->result = IRegistrar_StringUnregister( info->registrar, buffer );
 114
 115     HeapFree( GetProcessHeap(), 0, buffer );
 116     return SUCCEEDED(info->result);
 117 }
 118
 119 static HRESULT register_typelib( HMODULE module, BOOL do_register )
 120 {
 121     WCHAR name[MAX_PATH];
 122     ITypeLib *typelib;
 123     HRESULT ret;
 124
 125     if (!pUnRegisterTypeLib)
 126     {
 127         if (!(oleaut32 = LoadLibraryW( oleaut32W )) ||
 128             !(pLoadTypeLibEx = (void *)GetProcAddress( oleaut32, "LoadTypeLibEx" )) ||
 129             !(pUnRegisterTypeLib = (void *)GetProcAddress( oleaut32, "UnRegisterTypeLib" )))
 130             return E_FAIL;
 131     }
 132     GetModuleFileNameW( module, name, MAX_PATH );
 133     if (do_register)
 134     {
 135         ret = pLoadTypeLibEx( name, REGKIND_REGISTER, &typelib );
 136     }
 137     else
 138     {
 139         ret = pLoadTypeLibEx( name, REGKIND_NONE, &typelib );
 140         if (SUCCEEDED( ret ))
 141         {
 142             TLIBATTR *attr;
 143             ITypeLib_GetLibAttr( typelib, &attr );
 144             ret = pUnRegisterTypeLib( &attr->guid, attr->wMajorVerNum, attr->wMinorVerNum,
 145                                       attr->lcid, attr->syskind );
 146             ITypeLib_ReleaseTLibAttr( typelib, attr );
 147         }
 148     }
 149     if (SUCCEEDED( ret )) ITypeLib_Release( typelib );
 150     return ret;
 151 }
 152
 153 HRESULT __wine_register_resources( HMODULE module, const CLSID *clsid )
 154 {
 155     struct reg_info info;
 156
 157     info.registrar = NULL;
 158     info.clsid = clsid;
 159     info.do_register = TRUE;
 160     info.uninit = FALSE;
 161     info.result = S_OK;
 162     EnumResourceNamesW( module, regtypeW, register_resource, (LONG_PTR)&info );
 163     if (info.registrar) IRegistrar_Release( info.registrar );
 164     if (SUCCEEDED(info.result) && FindResourceW( module, MAKEINTRESOURCEW(1), typelibW ))
 165         info.result = register_typelib( module, TRUE );
 166     if (info.uninit) pCoUninitialize();
 167     return info.result;
 168 }
 169
 170 HRESULT __wine_unregister_resources( HMODULE module, const CLSID *clsid )
 171 {
 172     struct reg_info info;
 173
 174     info.registrar = NULL;
 175     info.clsid = clsid;
 176     info.do_register = FALSE;
 177     info.uninit = FALSE;
 178     info.result = S_OK;
 179     EnumResourceNamesW( module, regtypeW, register_resource, (LONG_PTR)&info );
 180     if (info.registrar) IRegistrar_Release( info.registrar );
 181     if (SUCCEEDED(info.result) && FindResourceW( module, MAKEINTRESOURCEW(1), typelibW ))
 182         info.result = register_typelib( module, FALSE );
 183     if (info.uninit) pCoUninitialize();
 184     return info.result;
 185 }