dlls/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 "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 #include "wine/debug.h"
  30
  31 WINE_DEFAULT_DEBUG_CHANNEL(mspatcha);
  32
  33 /*****************************************************
  34  *    DllMain (MSPATCHA.@)
  35  */
  36 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  37 {
  38     TRACE("(0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
  39
  40     switch (fdwReason)
  41     {
  42         case DLL_WINE_PREATTACH:
  43             return FALSE;    /* prefer native version */
  44         case DLL_PROCESS_ATTACH:
  45             DisableThreadLibraryCalls(hinstDLL);
  46             break;
  47         case DLL_PROCESS_DETACH:
  48             break;
  49     }
  50
  51     return TRUE;
  52 }
  53
  54 static inline WCHAR *strdupAW( const char *src )
  55 {
  56     WCHAR *dst = NULL;
  57     if (src)
  58     {
  59         int len = MultiByteToWideChar( CP_ACP, 0, src, -1, NULL, 0 );
  60         if ((dst = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) )))
  61             MultiByteToWideChar( CP_ACP, 0, src, -1, dst, len );
  62     }
  63     return dst;
  64 }
  65
  66 /*****************************************************
  67  *    ApplyPatchToFileA (MSPATCHA.1)
  68  */
  69 BOOL WINAPI ApplyPatchToFileA(LPCSTR patch_file, LPCSTR old_file, LPCSTR new_file, ULONG apply_flags)
  70 {
  71     BOOL ret;
  72     WCHAR *patch_fileW, *new_fileW, *old_fileW = NULL;
  73
  74     if (!(patch_fileW = strdupAW( patch_file ))) return FALSE;
  75     if (old_file && !(old_fileW = strdupAW( old_file )))
  76     {
  77         HeapFree( GetProcessHeap(), 0, patch_fileW );
  78         return FALSE;
  79     }
  80     if (!(new_fileW = strdupAW( new_file )))
  81     {
  82         HeapFree( GetProcessHeap(), 0, patch_fileW );
  83         HeapFree( GetProcessHeap(), 0, old_fileW );
  84         return FALSE;
  85     }
  86     ret = ApplyPatchToFileW( patch_fileW, old_fileW, new_fileW, apply_flags );
  87     HeapFree( GetProcessHeap(), 0, patch_fileW );
  88     HeapFree( GetProcessHeap(), 0, old_fileW );
  89     HeapFree( GetProcessHeap(), 0, new_fileW );
  90     return ret;
  91 }
  92
  93 /*****************************************************
  94  *    ApplyPatchToFileW (MSPATCHA.6)
  95  */
  96 BOOL WINAPI ApplyPatchToFileW(LPCWSTR patch_file, LPCWSTR old_file, LPCWSTR new_file, ULONG apply_flags)
  97 {
  98     FIXME("stub - %s, %s, %s, %08x\n", debugstr_w(patch_file), debugstr_w(old_file),
  99           debugstr_w(new_file), apply_flags);
 100
 101     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 102     return FALSE;
 103 }
 104
 105 /*****************************************************
 106  *    GetFilePatchSignatureA (MSPATCHA.7)
 107  */
 108 BOOL WINAPI GetFilePatchSignatureA(LPCSTR filename, ULONG flags, PVOID data, ULONG ignore_range_count,
 109                                    PPATCH_IGNORE_RANGE ignore_range, ULONG retain_range_count,
 110                                    PPATCH_RETAIN_RANGE retain_range, ULONG bufsize, LPSTR buffer)
 111 {
 112     FIXME("stub - %s, %x, %p, %u, %p, %u, %p, %u, %p\n", debugstr_a(filename), flags, data,
 113           ignore_range_count, ignore_range, retain_range_count, retain_range, bufsize, buffer);
 114     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 115     return FALSE;
 116 }
 117
 118 /*****************************************************
 119  *    GetFilePatchSignatureW (MSPATCHA.9)
 120  */
 121 BOOL WINAPI GetFilePatchSignatureW(LPCWSTR filename, ULONG flags, PVOID data, ULONG ignore_range_count,
 122                                    PPATCH_IGNORE_RANGE ignore_range, ULONG retain_range_count,
 123                                    PPATCH_RETAIN_RANGE retain_range, ULONG bufsize, LPWSTR buffer)
 124 {
 125     FIXME("stub - %s, %x, %p, %u, %p, %u, %p, %u, %p\n", debugstr_w(filename), flags, data,
 126           ignore_range_count, ignore_range, retain_range_count, retain_range, bufsize, buffer);
 127     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 128     return FALSE;
 129 }