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 atl100W[] = {'a','t','l','1','0','0','.','d','l','l',0};
  34 static const WCHAR regtypeW[] = {'W','I','N','E','_','R','E','G','I','S','T','R','Y',0};
  35 static const WCHAR moduleW[] = {'M','O','D','U','L','E',0};
  36
  37 struct reg_info
  38 {
  39     IRegistrar  *registrar;
  40     BOOL         do_register;
  41     HRESULT      result;
  42 };
  43
  44 static HMODULE atl100;
  45 static HRESULT (WINAPI *pAtlCreateRegistrar)(IRegistrar**);
  46
  47 static IRegistrar *create_registrar( HMODULE inst, struct reg_info *info )
  48 {
  49     if (!pAtlCreateRegistrar)
  50     {
  51         if (!(atl100 = LoadLibraryW( atl100W )) ||
  52             !(pAtlCreateRegistrar = (void *)GetProcAddress( atl100, "AtlCreateRegistrar" )))
  53         {
  54             info->result = E_NOINTERFACE;
  55             return NULL;
  56         }
  57     }
  58
  59     info->result = pAtlCreateRegistrar( &info->registrar );
  60     if (SUCCEEDED( info->result ))
  61     {
  62         WCHAR str[MAX_PATH];
  63
  64         GetModuleFileNameW( inst, str, MAX_PATH );
  65         IRegistrar_AddReplacement( info->registrar, moduleW, str );
  66     }
  67     return info->registrar;
  68 }
  69
  70 static BOOL CALLBACK register_resource( HMODULE module, LPCWSTR type, LPWSTR name, LONG_PTR arg )
  71 {
  72     struct reg_info *info = (struct reg_info *)arg;
  73     WCHAR *buffer;
  74     HRSRC rsrc = FindResourceW( module, name, type );
  75     char *str = LoadResource( module, rsrc );
  76     DWORD lenW, lenA = SizeofResource( module, rsrc );
  77
  78     if (!str) return FALSE;
  79     if (!info->registrar && !create_registrar( module, info )) return FALSE;
  80     lenW = MultiByteToWideChar( CP_UTF8, 0, str, lenA, NULL, 0 ) + 1;
  81     if (!(buffer = HeapAlloc( GetProcessHeap(), 0, lenW * sizeof(WCHAR) )))
  82     {
  83         info->result = E_OUTOFMEMORY;
  84         return FALSE;
  85     }
  86     MultiByteToWideChar( CP_UTF8, 0, str, lenA, buffer, lenW );
  87     buffer[lenW - 1] = 0;
  88
  89     if (info->do_register)
  90         info->result = IRegistrar_StringRegister( info->registrar, buffer );
  91     else
  92         info->result = IRegistrar_StringUnregister( info->registrar, buffer );
  93
  94     HeapFree( GetProcessHeap(), 0, buffer );
  95     return SUCCEEDED(info->result);
  96 }
  97
  98 HRESULT __wine_register_resources( HMODULE module )
  99 {
 100     struct reg_info info;
 101
 102     info.registrar = NULL;
 103     info.do_register = TRUE;
 104     info.result = S_OK;
 105     EnumResourceNamesW( module, regtypeW, register_resource, (LONG_PTR)&info );
 106     if (info.registrar) IRegistrar_Release( info.registrar );
 107     return info.result;
 108 }
 109
 110 HRESULT __wine_unregister_resources( HMODULE module )
 111 {
 112     struct reg_info info;
 113
 114     info.registrar = NULL;
 115     info.do_register = FALSE;
 116     info.result = S_OK;
 117     EnumResourceNamesW( module, regtypeW, register_resource, (LONG_PTR)&info );
 118     if (info.registrar) IRegistrar_Release( info.registrar );
 119     return info.result;
 120 }