dll/win32/mspatcha/mspatcha_main.c

   1 /*
   2  * PatchAPI
   3  *
   4  * Copyright 2011 David Hedberg 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 <wine/config.h>
  22
  23 #include <stdarg.h>
  24
  25 #include <windef.h>
  26 #include <winbase.h>
  27 #include <winnls.h>
  28 #include <patchapi.h>
  29
  30 #include <wine/debug.h>
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(mspatcha);
  33
  34 /*****************************************************
  35  *    DllMain (MSPATCHA.@)
  36  */
  37 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  38 {
  39     TRACE("(0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
  40
  41     switch (fdwReason)
  42     {
  43         case DLL_WINE_PREATTACH:
  44             return FALSE;    /* prefer native version */
  45         case DLL_PROCESS_ATTACH:
  46             DisableThreadLibraryCalls(hinstDLL);
  47             break;
  48     }
  49
  50     return TRUE;
  51 }
  52
  53 static inline WCHAR *strdupAW( const char *src )
  54 {
  55     WCHAR *dst = NULL;
  56     if (src)
  57     {
  58         int len = MultiByteToWideChar( CP_ACP, 0, src, -1, NULL, 0 );
  59         if ((dst = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) )))
  60             MultiByteToWideChar( CP_ACP, 0, src, -1, dst, len );
  61     }
  62     return dst;
  63 }
  64
  65 /*****************************************************
  66  *    ApplyPatchToFileA (MSPATCHA.1)
  67  */
  68 BOOL WINAPI ApplyPatchToFileA(LPCSTR patch_file, LPCSTR old_file, LPCSTR new_file, ULONG apply_flags)
  69 {
  70     BOOL ret;
  71     WCHAR *patch_fileW, *new_fileW, *old_fileW = NULL;
  72
  73     if (!(patch_fileW = strdupAW( patch_file ))) return FALSE;
  74     if (old_file && !(old_fileW = strdupAW( old_file )))
  75     {
  76         HeapFree( GetProcessHeap(), 0, patch_fileW );
  77         return FALSE;
  78     }
  79     if (!(new_fileW = strdupAW( new_file )))
  80     {
  81         HeapFree( GetProcessHeap(), 0, patch_fileW );
  82         HeapFree( GetProcessHeap(), 0, old_fileW );
  83         return FALSE;
  84     }
  85     ret = ApplyPatchToFileW( patch_fileW, old_fileW, new_fileW, apply_flags );
  86     HeapFree( GetProcessHeap(), 0, patch_fileW );
  87     HeapFree( GetProcessHeap(), 0, old_fileW );
  88     HeapFree( GetProcessHeap(), 0, new_fileW );
  89     return ret;
  90 }
  91
  92 /*****************************************************
  93  *    ApplyPatchToFileW (MSPATCHA.6)
  94  */
  95 BOOL WINAPI ApplyPatchToFileW(LPCWSTR patch_file, LPCWSTR old_file, LPCWSTR new_file, ULONG apply_flags)
  96 {
  97     FIXME("stub - %s, %s, %s, %08x\n", debugstr_w(patch_file), debugstr_w(old_file),
  98           debugstr_w(new_file), apply_flags);
  99
 100     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 101     return FALSE;
 102 }
 103
 104 /*****************************************************
 105  *    GetFilePatchSignatureA (MSPATCHA.7)
 106  */
 107 BOOL WINAPI GetFilePatchSignatureA(LPCSTR filename, ULONG flags, PVOID data, ULONG ignore_range_count,
 108                                    PPATCH_IGNORE_RANGE ignore_range, ULONG retain_range_count,
 109                                    PPATCH_RETAIN_RANGE retain_range, ULONG bufsize, LPSTR buffer)
 110 {
 111     FIXME("stub - %s, %x, %p, %u, %p, %u, %p, %u, %p\n", debugstr_a(filename), flags, data,
 112           ignore_range_count, ignore_range, retain_range_count, retain_range, bufsize, buffer);
 113     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 114     return FALSE;
 115 }
 116
 117 /*****************************************************
 118  *    GetFilePatchSignatureW (MSPATCHA.9)
 119  */
 120 BOOL WINAPI GetFilePatchSignatureW(LPCWSTR filename, ULONG flags, PVOID data, ULONG ignore_range_count,
 121                                    PPATCH_IGNORE_RANGE ignore_range, ULONG retain_range_count,
 122                                    PPATCH_RETAIN_RANGE retain_range, ULONG bufsize, LPWSTR buffer)
 123 {
 124     FIXME("stub - %s, %x, %p, %u, %p, %u, %p, %u, %p\n", debugstr_w(filename), flags, data,
 125           ignore_range_count, ignore_range, retain_range_count, retain_range, bufsize, buffer);
 126     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 127     return FALSE;
 128 }