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     }
  48
  49     return TRUE;
  50 }
  51
  52 static inline WCHAR *strdupAW( const char *src )
  53 {
  54     WCHAR *dst = NULL;
  55     if (src)
  56     {
  57         int len = MultiByteToWideChar( CP_ACP, 0, src, -1, NULL, 0 );
  58         if ((dst = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) )))
  59             MultiByteToWideChar( CP_ACP, 0, src, -1, dst, len );
  60     }
  61     return dst;
  62 }
  63
  64 /*****************************************************
  65  *    ApplyPatchToFileA (MSPATCHA.1)
  66  */
  67 BOOL WINAPI ApplyPatchToFileA(LPCSTR patch_file, LPCSTR old_file, LPCSTR new_file, ULONG apply_flags)
  68 {
  69     BOOL ret;
  70     WCHAR *patch_fileW, *new_fileW, *old_fileW = NULL;
  71
  72     if (!(patch_fileW = strdupAW( patch_file ))) return FALSE;
  73     if (old_file && !(old_fileW = strdupAW( old_file )))
  74     {
  75         HeapFree( GetProcessHeap(), 0, patch_fileW );
  76         return FALSE;
  77     }
  78     if (!(new_fileW = strdupAW( new_file )))
  79     {
  80         HeapFree( GetProcessHeap(), 0, patch_fileW );
  81         HeapFree( GetProcessHeap(), 0, old_fileW );
  82         return FALSE;
  83     }
  84     ret = ApplyPatchToFileW( patch_fileW, old_fileW, new_fileW, apply_flags );
  85     HeapFree( GetProcessHeap(), 0, patch_fileW );
  86     HeapFree( GetProcessHeap(), 0, old_fileW );
  87     HeapFree( GetProcessHeap(), 0, new_fileW );
  88     return ret;
  89 }
  90
  91 /*****************************************************
  92  *    ApplyPatchToFileW (MSPATCHA.6)
  93  */
  94 BOOL WINAPI ApplyPatchToFileW(LPCWSTR patch_file, LPCWSTR old_file, LPCWSTR new_file, ULONG apply_flags)
  95 {
  96     FIXME("stub - %s, %s, %s, %08x\n", debugstr_w(patch_file), debugstr_w(old_file),
  97           debugstr_w(new_file), apply_flags);
  98
  99     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 100     return FALSE;
 101 }
 102
 103 /*****************************************************
 104  *    GetFilePatchSignatureA (MSPATCHA.7)
 105  */
 106 BOOL WINAPI GetFilePatchSignatureA(LPCSTR filename, ULONG flags, PVOID data, ULONG ignore_range_count,
 107                                    PPATCH_IGNORE_RANGE ignore_range, ULONG retain_range_count,
 108                                    PPATCH_RETAIN_RANGE retain_range, ULONG bufsize, LPSTR buffer)
 109 {
 110     FIXME("stub - %s, %x, %p, %u, %p, %u, %p, %u, %p\n", debugstr_a(filename), flags, data,
 111           ignore_range_count, ignore_range, retain_range_count, retain_range, bufsize, buffer);
 112     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 113     return FALSE;
 114 }
 115
 116 /*****************************************************
 117  *    GetFilePatchSignatureW (MSPATCHA.9)
 118  */
 119 BOOL WINAPI GetFilePatchSignatureW(LPCWSTR filename, ULONG flags, PVOID data, ULONG ignore_range_count,
 120                                    PPATCH_IGNORE_RANGE ignore_range, ULONG retain_range_count,
 121                                    PPATCH_RETAIN_RANGE retain_range, ULONG bufsize, LPWSTR buffer)
 122 {
 123     FIXME("stub - %s, %x, %p, %u, %p, %u, %p, %u, %p\n", debugstr_w(filename), flags, data,
 124           ignore_range_count, ignore_range, retain_range_count, retain_range, bufsize, buffer);
 125     SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 126     return FALSE;
 127 }