[WIN32K] Add x64/arm exports
[reactos.git] / sdk / lib / 3rdparty / libwine / path.c
1 /* Copyright 1993 Erik Bos
2 * Copyright 1996, 2004 Alexandre Julliard
3 * Copyright 2003 Eric Pouech
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
18 *
19 */
20
21 #include <windef.h>
22 #include <winbase.h>
23 #include <winnls.h>
24
25 #include <wine/winternl.h>
26
27 #include <wine/debug.h>
28 WINE_DEFAULT_DEBUG_CHANNEL(path);
29
30 static inline BOOL set_ntstatus( NTSTATUS status )
31 {
32 if (status) SetLastError( RtlNtStatusToDosError( status ));
33 return !status;
34 }
35
36 /***********************************************************************
37 * wine_get_dos_file_name (KERNEL32.@) Not a Windows API
38 *
39 * Return the full DOS file name for a given Unix path.
40 * Returned buffer must be freed by caller.
41 */
42 WCHAR * CDECL wine_get_dos_file_name( LPCSTR str )
43 {
44 UNICODE_STRING nt_name;
45 NTSTATUS status;
46 WCHAR *buffer;
47 SIZE_T len = strlen(str) + 1;
48
49 if (str[0] != '/') /* relative path name */
50 {
51 if (!(buffer = RtlAllocateHeap( GetProcessHeap(), 0, len * sizeof(WCHAR) ))) return NULL;
52 MultiByteToWideChar( CP_UNIXCP, 0, str, len, buffer, len );
53 status = RtlDosPathNameToNtPathName_U_WithStatus( buffer, &nt_name, NULL, NULL );
54 RtlFreeHeap( GetProcessHeap(), 0, buffer );
55 if (!set_ntstatus( status )) return NULL;
56 buffer = nt_name.Buffer;
57 len = nt_name.Length / sizeof(WCHAR) + 1;
58 }
59 else
60 {
61 #ifdef __REACTOS__
62 ERR("Got absolute UNIX path name in function wine_get_dos_file_name. This is not UNIX. Please fix the caller!\n");
63 ERR("File name: %s\n", str);
64 #else
65 len += 8; /* \??\unix prefix */
66 if (!(buffer = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ))) return NULL;
67 if (!set_ntstatus( wine_unix_to_nt_file_name( str, buffer, &len )))
68 {
69 HeapFree( GetProcessHeap(), 0, buffer );
70 return NULL;
71 }
72 #endif
73 }
74 if (buffer[5] == ':')
75 {
76 /* get rid of the \??\ prefix */
77 /* FIXME: should implement RtlNtPathNameToDosPathName and use that instead */
78 memmove( buffer, buffer + 4, (len - 4) * sizeof(WCHAR) );
79 }
80 else buffer[1] = '\\';
81 return buffer;
82 }