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 <stdarg.h>
  22
  23 #define COBJMACROS
  24 #define ATL_INITGUID
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winnls.h"
  28 #include "ole2.h"
  29 #include "rpcproxy.h"
  30 #include "atliface.h"
  31
  32 static const WCHAR atl100W[] = {'a','t','l','1','0','0','.','d','l','l',0};
  33 static const WCHAR regtypeW[] = {'W','I','N','E','_','R','E','G','I','S','T','R','Y',0};
  34 static const WCHAR moduleW[] = {'M','O','D','U','L','E',0};
  35
  36 struct reg_info
  37 {
  38     IRegistrar  *registrar;
  39     BOOL         do_register;
  40     HRESULT      result;
  41 };
  42
  43 static HMODULE atl100;
  44 static HRESULT (WINAPI *pAtlCreateRegistrar)(IRegistrar**);
  45
  46 static IRegistrar *create_registrar( HMODULE inst, struct reg_info *info )
  47 {
  48     if (!pAtlCreateRegistrar)
  49     {
  50         if (!(atl100 = LoadLibraryW( atl100W )) ||
  51             !(pAtlCreateRegistrar = (void *)GetProcAddress( atl100, "AtlCreateRegistrar" )))
  52         {
  53             info->result = E_NOINTERFACE;
  54             return NULL;
  55         }
  56     }
  57
  58     info->result = pAtlCreateRegistrar( &info->registrar );
  59     if (SUCCEEDED( info->result ))
  60     {
  61         WCHAR str[MAX_PATH];
  62
  63         GetModuleFileNameW( inst, str, MAX_PATH );
  64         IRegistrar_AddReplacement( info->registrar, moduleW, str );
  65     }
  66     return info->registrar;
  67 }
  68
  69 static BOOL CALLBACK register_resource( HMODULE module, LPCWSTR type, LPWSTR name, LONG_PTR arg )
  70 {
  71     struct reg_info *info = (struct reg_info *)arg;
  72     WCHAR *buffer;
  73     HRSRC rsrc = FindResourceW( module, name, type );
  74     char *str = LoadResource( module, rsrc );
  75     DWORD lenW, lenA = SizeofResource( module, rsrc );
  76
  77     if (!str) return FALSE;
  78     if (!info->registrar && !create_registrar( module, info )) return FALSE;
  79     lenW = MultiByteToWideChar( CP_UTF8, 0, str, lenA, NULL, 0 ) + 1;
  80     if (!(buffer = HeapAlloc( GetProcessHeap(), 0, lenW * sizeof(WCHAR) )))
  81     {
  82         info->result = E_OUTOFMEMORY;
  83         return FALSE;
  84     }
  85     MultiByteToWideChar( CP_UTF8, 0, str, lenA, buffer, lenW );
  86     buffer[lenW - 1] = 0;
  87
  88     if (info->do_register)
  89         info->result = IRegistrar_StringRegister( info->registrar, buffer );
  90     else
  91         info->result = IRegistrar_StringUnregister( info->registrar, buffer );
  92
  93     HeapFree( GetProcessHeap(), 0, buffer );
  94     return SUCCEEDED(info->result);
  95 }
  96
  97 HRESULT __wine_register_resources( HMODULE module )
  98 {
  99     struct reg_info info;
 100
 101     info.registrar = NULL;
 102     info.do_register = TRUE;
 103     info.result = S_OK;
 104     EnumResourceNamesW( module, regtypeW, register_resource, (LONG_PTR)&info );
 105     if (info.registrar) IRegistrar_Release( info.registrar );
 106     return info.result;
 107 }
 108
 109 HRESULT __wine_unregister_resources( HMODULE module )
 110 {
 111     struct reg_info info;
 112
 113     info.registrar = NULL;
 114     info.do_register = FALSE;
 115     info.result = S_OK;
 116     EnumResourceNamesW( module, regtypeW, register_resource, (LONG_PTR)&info );
 117     if (info.registrar) IRegistrar_Release( info.registrar );
 118     return info.result;
 119 }