2003-04-12 00:10:13 +00:00
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/*
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* Ntdll path functions
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*
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2004-04-01 02:09:14 +00:00
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* Copyright 2002, 2003, 2004 Alexandre Julliard
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2003-04-16 23:15:29 +00:00
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* Copyright 2003 Eric Pouech
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2003-04-12 00:10:13 +00:00
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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2006-05-18 12:49:52 +00:00
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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2003-04-12 00:10:13 +00:00
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*/
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#include "config.h"
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2005-08-03 21:25:10 +00:00
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#include "wine/port.h"
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2003-04-12 00:10:13 +00:00
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2003-09-05 23:08:26 +00:00
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#include <stdarg.h>
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2004-04-01 02:09:14 +00:00
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#include <sys/types.h>
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2005-08-11 10:41:26 +00:00
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#include <errno.h>
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2005-05-06 16:22:54 +00:00
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#ifdef HAVE_SYS_STAT_H
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# include <sys/stat.h>
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#endif
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2005-08-11 10:41:26 +00:00
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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2003-09-05 23:08:26 +00:00
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2005-11-28 16:32:54 +00:00
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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2003-09-05 23:08:26 +00:00
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#include "windef.h"
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2004-04-16 05:00:46 +00:00
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#include "winioctl.h"
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2003-04-12 00:10:13 +00:00
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#include "wine/unicode.h"
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2003-04-16 23:15:29 +00:00
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#include "wine/debug.h"
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2004-04-01 02:09:14 +00:00
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#include "wine/library.h"
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2005-05-16 17:52:10 +00:00
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#include "thread.h"
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2003-05-15 04:20:42 +00:00
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#include "ntdll_misc.h"
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2003-04-16 23:15:29 +00:00
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WINE_DEFAULT_DEBUG_CHANNEL(file);
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2003-04-12 00:10:13 +00:00
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2003-05-15 04:20:42 +00:00
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static const WCHAR DeviceRootW[] = {'\\','\\','.','\\',0};
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static const WCHAR NTDosPrefixW[] = {'\\','?','?','\\',0};
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static const WCHAR UncPfxW[] = {'U','N','C','\\',0};
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2003-04-12 00:10:13 +00:00
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#define IS_SEPARATOR(ch) ((ch) == '\\' || (ch) == '/')
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2004-04-01 02:09:14 +00:00
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/***********************************************************************
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2005-08-11 10:41:26 +00:00
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* remove_last_componentA
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2004-04-01 02:09:14 +00:00
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*
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2005-08-11 10:41:26 +00:00
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* Remove the last component of the path. Helper for find_drive_rootA.
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2004-04-01 02:09:14 +00:00
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*/
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2005-08-11 10:41:26 +00:00
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static inline unsigned int remove_last_componentA( const char *path, unsigned int len )
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{
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int level = 0;
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while (level < 1)
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{
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/* find start of the last path component */
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unsigned int prev = len;
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if (prev <= 1) break; /* reached root */
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while (prev > 1 && path[prev - 1] != '/') prev--;
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/* does removing it take us up a level? */
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if (len - prev != 1 || path[prev] != '.') /* not '.' */
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{
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if (len - prev == 2 && path[prev] == '.' && path[prev+1] == '.') /* is it '..'? */
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level--;
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else
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level++;
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}
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/* strip off trailing slashes */
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while (prev > 1 && path[prev - 1] == '/') prev--;
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len = prev;
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}
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return len;
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}
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/***********************************************************************
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* find_drive_rootA
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*
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* Find a drive for which the root matches the beginning of the given path.
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* This can be used to translate a Unix path into a drive + DOS path.
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* Return value is the drive, or -1 on error. On success, ppath is modified
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* to point to the beginning of the DOS path.
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*/
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static NTSTATUS find_drive_rootA( LPCSTR *ppath, unsigned int len, int *drive_ret )
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{
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/* Starting with the full path, check if the device and inode match any of
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* the wine 'drives'. If not then remove the last path component and try
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* again. If the last component was a '..' then skip a normal component
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* since it's a directory that's ascended back out of.
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*/
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int drive;
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char *buffer;
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const char *path = *ppath;
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struct stat st;
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struct drive_info info[MAX_DOS_DRIVES];
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/* get device and inode of all drives */
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2007-10-18 13:16:07 +00:00
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if (!DIR_get_drives_info( info )) return STATUS_OBJECT_PATH_NOT_FOUND;
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2005-08-11 10:41:26 +00:00
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/* strip off trailing slashes */
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while (len > 1 && path[len - 1] == '/') len--;
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/* make a copy of the path */
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if (!(buffer = RtlAllocateHeap( GetProcessHeap(), 0, len + 1 ))) return STATUS_NO_MEMORY;
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memcpy( buffer, path, len );
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buffer[len] = 0;
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for (;;)
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{
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if (!stat( buffer, &st ) && S_ISDIR( st.st_mode ))
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{
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/* Find the drive */
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for (drive = 0; drive < MAX_DOS_DRIVES; drive++)
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{
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if ((info[drive].dev == st.st_dev) && (info[drive].ino == st.st_ino))
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{
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if (len == 1) len = 0; /* preserve root slash in returned path */
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TRACE( "%s -> drive %c:, root=%s, name=%s\n",
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debugstr_a(path), 'A' + drive, debugstr_a(buffer), debugstr_a(path + len));
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*ppath += len;
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*drive_ret = drive;
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RtlFreeHeap( GetProcessHeap(), 0, buffer );
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return STATUS_SUCCESS;
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}
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}
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}
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if (len <= 1) break; /* reached root */
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len = remove_last_componentA( buffer, len );
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buffer[len] = 0;
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}
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RtlFreeHeap( GetProcessHeap(), 0, buffer );
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return STATUS_OBJECT_PATH_NOT_FOUND;
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}
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/***********************************************************************
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* remove_last_componentW
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*
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* Remove the last component of the path. Helper for find_drive_rootW.
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*/
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static inline int remove_last_componentW( const WCHAR *path, int len )
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2004-04-01 02:09:14 +00:00
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{
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int level = 0;
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while (level < 1)
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{
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/* find start of the last path component */
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int prev = len;
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if (prev <= 1) break; /* reached root */
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while (prev > 1 && !IS_SEPARATOR(path[prev - 1])) prev--;
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/* does removing it take us up a level? */
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if (len - prev != 1 || path[prev] != '.') /* not '.' */
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{
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if (len - prev == 2 && path[prev] == '.' && path[prev+1] == '.') /* is it '..'? */
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level--;
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else
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level++;
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}
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/* strip off trailing slashes */
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while (prev > 1 && IS_SEPARATOR(path[prev - 1])) prev--;
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len = prev;
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}
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return len;
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}
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/***********************************************************************
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2005-08-11 10:41:26 +00:00
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* find_drive_rootW
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2004-04-01 02:09:14 +00:00
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*
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* Find a drive for which the root matches the beginning of the given path.
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* This can be used to translate a Unix path into a drive + DOS path.
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* Return value is the drive, or -1 on error. On success, ppath is modified
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* to point to the beginning of the DOS path.
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*/
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2005-08-11 10:41:26 +00:00
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static int find_drive_rootW( LPCWSTR *ppath )
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2004-04-01 02:09:14 +00:00
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{
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/* Starting with the full path, check if the device and inode match any of
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* the wine 'drives'. If not then remove the last path component and try
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* again. If the last component was a '..' then skip a normal component
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* since it's a directory that's ascended back out of.
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*/
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int drive, lenA, lenW;
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char *buffer, *p;
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const WCHAR *path = *ppath;
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struct stat st;
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struct drive_info info[MAX_DOS_DRIVES];
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/* get device and inode of all drives */
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2007-10-18 13:16:07 +00:00
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if (!DIR_get_drives_info( info )) return -1;
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2004-04-01 02:09:14 +00:00
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/* strip off trailing slashes */
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lenW = strlenW(path);
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while (lenW > 1 && IS_SEPARATOR(path[lenW - 1])) lenW--;
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/* convert path to Unix encoding */
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lenA = ntdll_wcstoumbs( 0, path, lenW, NULL, 0, NULL, NULL );
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if (!(buffer = RtlAllocateHeap( GetProcessHeap(), 0, lenA + 1 ))) return -1;
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lenA = ntdll_wcstoumbs( 0, path, lenW, buffer, lenA, NULL, NULL );
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buffer[lenA] = 0;
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for (p = buffer; *p; p++) if (*p == '\\') *p = '/';
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for (;;)
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{
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if (!stat( buffer, &st ) && S_ISDIR( st.st_mode ))
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{
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/* Find the drive */
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for (drive = 0; drive < MAX_DOS_DRIVES; drive++)
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{
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if ((info[drive].dev == st.st_dev) && (info[drive].ino == st.st_ino))
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{
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if (lenW == 1) lenW = 0; /* preserve root slash in returned path */
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TRACE( "%s -> drive %c:, root=%s, name=%s\n",
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debugstr_w(path), 'A' + drive, debugstr_a(buffer), debugstr_w(path + lenW));
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*ppath += lenW;
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RtlFreeHeap( GetProcessHeap(), 0, buffer );
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return drive;
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}
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}
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}
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if (lenW <= 1) break; /* reached root */
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2005-08-11 10:41:26 +00:00
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lenW = remove_last_componentW( path, lenW );
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2004-04-01 02:09:14 +00:00
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/* we only need the new length, buffer already contains the converted string */
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lenA = ntdll_wcstoumbs( 0, path, lenW, NULL, 0, NULL, NULL );
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buffer[lenA] = 0;
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}
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RtlFreeHeap( GetProcessHeap(), 0, buffer );
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return -1;
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}
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2003-04-12 00:10:13 +00:00
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/***********************************************************************
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* RtlDetermineDosPathNameType_U (NTDLL.@)
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*/
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DOS_PATHNAME_TYPE WINAPI RtlDetermineDosPathNameType_U( PCWSTR path )
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{
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if (IS_SEPARATOR(path[0]))
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{
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if (!IS_SEPARATOR(path[1])) return ABSOLUTE_PATH; /* "/foo" */
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if (path[2] != '.') return UNC_PATH; /* "//foo" */
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if (IS_SEPARATOR(path[3])) return DEVICE_PATH; /* "//./foo" */
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if (path[3]) return UNC_PATH; /* "//.foo" */
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return UNC_DOT_PATH; /* "//." */
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}
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else
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{
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if (!path[0] || path[1] != ':') return RELATIVE_PATH; /* "foo" */
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if (IS_SEPARATOR(path[2])) return ABSOLUTE_DRIVE_PATH; /* "c:/foo" */
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return RELATIVE_DRIVE_PATH; /* "c:foo" */
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}
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}
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/***********************************************************************
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* RtlIsDosDeviceName_U (NTDLL.@)
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*
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* Check if the given DOS path contains a DOS device name.
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*
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* Returns the length of the device name in the low word and its
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* position in the high word (both in bytes, not WCHARs), or 0 if no
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* device name is found.
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*/
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ULONG WINAPI RtlIsDosDeviceName_U( PCWSTR dos_name )
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{
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static const WCHAR consoleW[] = {'\\','\\','.','\\','C','O','N',0};
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static const WCHAR auxW[3] = {'A','U','X'};
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static const WCHAR comW[3] = {'C','O','M'};
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static const WCHAR conW[3] = {'C','O','N'};
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static const WCHAR lptW[3] = {'L','P','T'};
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static const WCHAR nulW[3] = {'N','U','L'};
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static const WCHAR prnW[3] = {'P','R','N'};
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const WCHAR *start, *end, *p;
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switch(RtlDetermineDosPathNameType_U( dos_name ))
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{
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case INVALID_PATH:
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case UNC_PATH:
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return 0;
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case DEVICE_PATH:
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if (!strcmpiW( dos_name, consoleW ))
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return MAKELONG( sizeof(conW), 4 * sizeof(WCHAR) ); /* 4 is length of \\.\ prefix */
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return 0;
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default:
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break;
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}
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end = dos_name + strlenW(dos_name) - 1;
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2006-08-18 08:57:40 +00:00
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while (end >= dos_name && *end == ':') end--; /* remove all trailing ':' */
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2003-04-12 00:10:13 +00:00
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/* find start of file name */
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for (start = end; start >= dos_name; start--)
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{
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if (IS_SEPARATOR(start[0])) break;
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/* check for ':' but ignore if before extension (for things like NUL:.txt) */
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if (start[0] == ':' && start[1] != '.') break;
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}
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start++;
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/* remove extension */
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if ((p = strchrW( start, '.' )))
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{
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end = p - 1;
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if (end >= dos_name && *end == ':') end--; /* remove trailing ':' before extension */
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}
|
2006-06-21 13:35:13 +00:00
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/* remove trailing spaces */
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while (end >= dos_name && *end == ' ') end--;
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2003-04-12 00:10:13 +00:00
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/* now we have a potential device name between start and end, check it */
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switch(end - start + 1)
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{
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case 3:
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if (strncmpiW( start, auxW, 3 ) &&
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strncmpiW( start, conW, 3 ) &&
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strncmpiW( start, nulW, 3 ) &&
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strncmpiW( start, prnW, 3 )) break;
|
|
|
|
return MAKELONG( 3 * sizeof(WCHAR), (start - dos_name) * sizeof(WCHAR) );
|
|
|
|
case 4:
|
|
|
|
if (strncmpiW( start, comW, 3 ) && strncmpiW( start, lptW, 3 )) break;
|
|
|
|
if (*end <= '0' || *end > '9') break;
|
|
|
|
return MAKELONG( 4 * sizeof(WCHAR), (start - dos_name) * sizeof(WCHAR) );
|
|
|
|
default: /* can't match anything */
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
2003-04-16 23:15:29 +00:00
|
|
|
|
|
|
|
|
2003-05-15 04:20:42 +00:00
|
|
|
/**************************************************************************
|
|
|
|
* RtlDosPathNameToNtPathName_U [NTDLL.@]
|
|
|
|
*
|
|
|
|
* dos_path: a DOS path name (fully qualified or not)
|
|
|
|
* ntpath: pointer to a UNICODE_STRING to hold the converted
|
|
|
|
* path name
|
|
|
|
* file_part:will point (in ntpath) to the file part in the path
|
|
|
|
* cd: directory reference (optional)
|
|
|
|
*
|
|
|
|
* FIXME:
|
|
|
|
* + fill the cd structure
|
|
|
|
*/
|
2004-04-05 20:21:16 +00:00
|
|
|
BOOLEAN WINAPI RtlDosPathNameToNtPathName_U(PCWSTR dos_path,
|
2003-05-15 04:20:42 +00:00
|
|
|
PUNICODE_STRING ntpath,
|
|
|
|
PWSTR* file_part,
|
|
|
|
CURDIR* cd)
|
|
|
|
{
|
|
|
|
static const WCHAR LongFileNamePfxW[4] = {'\\','\\','?','\\'};
|
2004-04-14 04:34:04 +00:00
|
|
|
ULONG sz, offset;
|
2003-05-15 04:20:42 +00:00
|
|
|
WCHAR local[MAX_PATH];
|
|
|
|
LPWSTR ptr;
|
|
|
|
|
|
|
|
TRACE("(%s,%p,%p,%p)\n",
|
|
|
|
debugstr_w(dos_path), ntpath, file_part, cd);
|
|
|
|
|
|
|
|
if (cd)
|
|
|
|
{
|
|
|
|
FIXME("Unsupported parameter\n");
|
|
|
|
memset(cd, 0, sizeof(*cd));
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!dos_path || !*dos_path) return FALSE;
|
|
|
|
|
2004-04-14 04:34:04 +00:00
|
|
|
if (!strncmpW(dos_path, LongFileNamePfxW, 4))
|
2003-05-15 04:20:42 +00:00
|
|
|
{
|
2004-04-14 04:34:04 +00:00
|
|
|
ntpath->Length = strlenW(dos_path) * sizeof(WCHAR);
|
|
|
|
ntpath->MaximumLength = ntpath->Length + sizeof(WCHAR);
|
|
|
|
ntpath->Buffer = RtlAllocateHeap(GetProcessHeap(), 0, ntpath->MaximumLength);
|
|
|
|
if (!ntpath->Buffer) return FALSE;
|
|
|
|
memcpy( ntpath->Buffer, dos_path, ntpath->MaximumLength );
|
|
|
|
ntpath->Buffer[1] = '?'; /* change \\?\ to \??\ */
|
2005-10-18 14:12:25 +00:00
|
|
|
if (file_part)
|
|
|
|
{
|
|
|
|
if ((ptr = strrchrW( ntpath->Buffer, '\\' )) && ptr[1]) *file_part = ptr + 1;
|
|
|
|
else *file_part = NULL;
|
|
|
|
}
|
2004-04-14 04:34:04 +00:00
|
|
|
return TRUE;
|
2003-05-15 04:20:42 +00:00
|
|
|
}
|
2004-04-14 04:34:04 +00:00
|
|
|
|
|
|
|
ptr = local;
|
|
|
|
sz = RtlGetFullPathName_U(dos_path, sizeof(local), ptr, file_part);
|
2003-05-15 04:20:42 +00:00
|
|
|
if (sz == 0) return FALSE;
|
2004-04-14 04:34:04 +00:00
|
|
|
if (sz > sizeof(local))
|
2003-05-15 04:20:42 +00:00
|
|
|
{
|
2004-04-20 00:37:00 +00:00
|
|
|
if (!(ptr = RtlAllocateHeap(GetProcessHeap(), 0, sz))) return FALSE;
|
2003-05-15 04:20:42 +00:00
|
|
|
sz = RtlGetFullPathName_U(dos_path, sz, ptr, file_part);
|
|
|
|
}
|
|
|
|
|
|
|
|
ntpath->MaximumLength = sz + (4 /* unc\ */ + 4 /* \??\ */) * sizeof(WCHAR);
|
2004-03-12 01:59:35 +00:00
|
|
|
ntpath->Buffer = RtlAllocateHeap(GetProcessHeap(), 0, ntpath->MaximumLength);
|
2003-05-15 04:20:42 +00:00
|
|
|
if (!ntpath->Buffer)
|
|
|
|
{
|
2004-03-12 01:59:35 +00:00
|
|
|
if (ptr != local) RtlFreeHeap(GetProcessHeap(), 0, ptr);
|
2003-05-15 04:20:42 +00:00
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
strcpyW(ntpath->Buffer, NTDosPrefixW);
|
|
|
|
switch (RtlDetermineDosPathNameType_U(ptr))
|
|
|
|
{
|
|
|
|
case UNC_PATH: /* \\foo */
|
2004-04-14 04:34:04 +00:00
|
|
|
offset = 2;
|
|
|
|
strcatW(ntpath->Buffer, UncPfxW);
|
2003-05-15 04:20:42 +00:00
|
|
|
break;
|
|
|
|
case DEVICE_PATH: /* \\.\foo */
|
|
|
|
offset = 4;
|
|
|
|
break;
|
2004-04-14 04:34:04 +00:00
|
|
|
default:
|
2004-04-20 00:37:00 +00:00
|
|
|
offset = 0;
|
|
|
|
break;
|
2003-05-15 04:20:42 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
strcatW(ntpath->Buffer, ptr + offset);
|
|
|
|
ntpath->Length = strlenW(ntpath->Buffer) * sizeof(WCHAR);
|
|
|
|
|
|
|
|
if (file_part && *file_part)
|
2003-09-16 20:35:42 +00:00
|
|
|
*file_part = ntpath->Buffer + ntpath->Length / sizeof(WCHAR) - strlenW(*file_part);
|
2003-05-15 04:20:42 +00:00
|
|
|
|
|
|
|
/* FIXME: cd filling */
|
|
|
|
|
2004-03-12 01:59:35 +00:00
|
|
|
if (ptr != local) RtlFreeHeap(GetProcessHeap(), 0, ptr);
|
2003-05-15 04:20:42 +00:00
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
2003-06-16 01:24:30 +00:00
|
|
|
/******************************************************************
|
|
|
|
* RtlDosSearchPath_U
|
|
|
|
*
|
|
|
|
* Searchs a file of name 'name' into a ';' separated list of paths
|
|
|
|
* (stored in paths)
|
|
|
|
* Doesn't seem to search elsewhere than the paths list
|
|
|
|
* Stores the result in buffer (file_part will point to the position
|
|
|
|
* of the file name in the buffer)
|
|
|
|
* FIXME:
|
|
|
|
* - how long shall the paths be ??? (MAX_PATH or larger with \\?\ constructs ???)
|
|
|
|
*/
|
|
|
|
ULONG WINAPI RtlDosSearchPath_U(LPCWSTR paths, LPCWSTR search, LPCWSTR ext,
|
|
|
|
ULONG buffer_size, LPWSTR buffer,
|
|
|
|
LPWSTR* file_part)
|
|
|
|
{
|
|
|
|
DOS_PATHNAME_TYPE type = RtlDetermineDosPathNameType_U(search);
|
|
|
|
ULONG len = 0;
|
|
|
|
|
|
|
|
if (type == RELATIVE_PATH)
|
|
|
|
{
|
|
|
|
ULONG allocated = 0, needed, filelen;
|
2003-10-07 03:46:34 +00:00
|
|
|
WCHAR *name = NULL;
|
2003-06-16 01:24:30 +00:00
|
|
|
|
|
|
|
filelen = 1 /* for \ */ + strlenW(search) + 1 /* \0 */;
|
|
|
|
|
2003-10-07 03:46:34 +00:00
|
|
|
/* Windows only checks for '.' without worrying about path components */
|
|
|
|
if (strchrW( search, '.' )) ext = NULL;
|
2003-06-16 01:24:30 +00:00
|
|
|
if (ext != NULL) filelen += strlenW(ext);
|
|
|
|
|
|
|
|
while (*paths)
|
|
|
|
{
|
|
|
|
LPCWSTR ptr;
|
|
|
|
|
|
|
|
for (needed = 0, ptr = paths; *ptr != 0 && *ptr++ != ';'; needed++);
|
|
|
|
if (needed + filelen > allocated)
|
|
|
|
{
|
2003-11-20 23:44:13 +00:00
|
|
|
if (!name) name = RtlAllocateHeap(GetProcessHeap(), 0,
|
|
|
|
(needed + filelen) * sizeof(WCHAR));
|
|
|
|
else
|
|
|
|
{
|
|
|
|
WCHAR *newname = RtlReAllocateHeap(GetProcessHeap(), 0, name,
|
|
|
|
(needed + filelen) * sizeof(WCHAR));
|
|
|
|
if (!newname) RtlFreeHeap(GetProcessHeap(), 0, name);
|
|
|
|
name = newname;
|
|
|
|
}
|
2003-06-16 01:24:30 +00:00
|
|
|
if (!name) return 0;
|
|
|
|
allocated = needed + filelen;
|
|
|
|
}
|
|
|
|
memmove(name, paths, needed * sizeof(WCHAR));
|
|
|
|
/* append '\\' if none is present */
|
|
|
|
if (needed > 0 && name[needed - 1] != '\\') name[needed++] = '\\';
|
|
|
|
strcpyW(&name[needed], search);
|
|
|
|
if (ext) strcatW(&name[needed], ext);
|
|
|
|
if (RtlDoesFileExists_U(name))
|
|
|
|
{
|
|
|
|
len = RtlGetFullPathName_U(name, buffer_size, buffer, file_part);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
paths = ptr;
|
|
|
|
}
|
2004-03-12 01:59:35 +00:00
|
|
|
RtlFreeHeap(GetProcessHeap(), 0, name);
|
2003-06-16 01:24:30 +00:00
|
|
|
}
|
|
|
|
else if (RtlDoesFileExists_U(search))
|
|
|
|
{
|
|
|
|
len = RtlGetFullPathName_U(search, buffer_size, buffer, file_part);
|
|
|
|
}
|
|
|
|
|
|
|
|
return len;
|
|
|
|
}
|
|
|
|
|
2004-03-17 01:58:51 +00:00
|
|
|
|
|
|
|
/******************************************************************
|
|
|
|
* collapse_path
|
|
|
|
*
|
|
|
|
* Helper for RtlGetFullPathName_U.
|
|
|
|
* Get rid of . and .. components in the path.
|
|
|
|
*/
|
2004-03-22 22:59:25 +00:00
|
|
|
static inline void collapse_path( WCHAR *path, UINT mark )
|
2004-03-17 01:58:51 +00:00
|
|
|
{
|
|
|
|
WCHAR *p, *next;
|
|
|
|
|
2004-03-22 22:59:25 +00:00
|
|
|
/* convert every / into a \ */
|
|
|
|
for (p = path; *p; p++) if (*p == '/') *p = '\\';
|
|
|
|
|
|
|
|
/* collapse duplicate backslashes */
|
|
|
|
next = path + max( 1, mark );
|
|
|
|
for (p = next; *p; p++) if (*p != '\\' || next[-1] != '\\') *next++ = *p;
|
|
|
|
*next = 0;
|
2004-03-17 01:58:51 +00:00
|
|
|
|
2004-03-22 22:59:25 +00:00
|
|
|
p = path + mark;
|
2004-03-17 01:58:51 +00:00
|
|
|
while (*p)
|
|
|
|
{
|
|
|
|
if (*p == '.')
|
|
|
|
{
|
|
|
|
switch(p[1])
|
|
|
|
{
|
|
|
|
case '\\': /* .\ component */
|
|
|
|
next = p + 2;
|
|
|
|
memmove( p, next, (strlenW(next) + 1) * sizeof(WCHAR) );
|
|
|
|
continue;
|
|
|
|
case 0: /* final . */
|
2004-03-22 22:59:25 +00:00
|
|
|
if (p > path + mark) p--;
|
2004-03-17 01:58:51 +00:00
|
|
|
*p = 0;
|
|
|
|
continue;
|
|
|
|
case '.':
|
|
|
|
if (p[2] == '\\') /* ..\ component */
|
|
|
|
{
|
|
|
|
next = p + 3;
|
2004-03-22 22:59:25 +00:00
|
|
|
if (p > path + mark)
|
|
|
|
{
|
|
|
|
p--;
|
|
|
|
while (p > path + mark && p[-1] != '\\') p--;
|
|
|
|
}
|
2004-03-17 01:58:51 +00:00
|
|
|
memmove( p, next, (strlenW(next) + 1) * sizeof(WCHAR) );
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
else if (!p[2]) /* final .. */
|
|
|
|
{
|
2004-03-22 22:59:25 +00:00
|
|
|
if (p > path + mark)
|
|
|
|
{
|
|
|
|
p--;
|
|
|
|
while (p > path + mark && p[-1] != '\\') p--;
|
|
|
|
if (p > path + mark) p--;
|
|
|
|
}
|
2004-03-17 01:58:51 +00:00
|
|
|
*p = 0;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/* skip to the next component */
|
|
|
|
while (*p && *p != '\\') p++;
|
2005-06-24 11:55:28 +00:00
|
|
|
if (*p == '\\')
|
|
|
|
{
|
|
|
|
/* remove last dot in previous dir name */
|
|
|
|
if (p > path + mark && p[-1] == '.') memmove( p-1, p, (strlenW(p) + 1) * sizeof(WCHAR) );
|
|
|
|
else p++;
|
|
|
|
}
|
2004-03-17 01:58:51 +00:00
|
|
|
}
|
2004-05-14 22:10:24 +00:00
|
|
|
|
|
|
|
/* remove trailing spaces and dots (yes, Windows really does that, don't ask) */
|
|
|
|
while (p > path + mark && (p[-1] == ' ' || p[-1] == '.')) p--;
|
|
|
|
*p = 0;
|
2004-03-17 01:58:51 +00:00
|
|
|
}
|
|
|
|
|
2004-04-14 04:34:04 +00:00
|
|
|
|
|
|
|
/******************************************************************
|
|
|
|
* skip_unc_prefix
|
|
|
|
*
|
|
|
|
* Skip the \\share\dir\ part of a file name. Helper for RtlGetFullPathName_U.
|
|
|
|
*/
|
|
|
|
static const WCHAR *skip_unc_prefix( const WCHAR *ptr )
|
|
|
|
{
|
|
|
|
ptr += 2;
|
|
|
|
while (*ptr && !IS_SEPARATOR(*ptr)) ptr++; /* share name */
|
|
|
|
while (IS_SEPARATOR(*ptr)) ptr++;
|
|
|
|
while (*ptr && !IS_SEPARATOR(*ptr)) ptr++; /* dir name */
|
|
|
|
while (IS_SEPARATOR(*ptr)) ptr++;
|
|
|
|
return ptr;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2003-05-15 04:20:42 +00:00
|
|
|
/******************************************************************
|
|
|
|
* get_full_path_helper
|
|
|
|
*
|
|
|
|
* Helper for RtlGetFullPathName_U
|
2004-01-20 01:40:23 +00:00
|
|
|
* Note: name and buffer are allowed to point to the same memory spot
|
2003-05-15 04:20:42 +00:00
|
|
|
*/
|
|
|
|
static ULONG get_full_path_helper(LPCWSTR name, LPWSTR buffer, ULONG size)
|
|
|
|
{
|
2004-05-14 22:10:24 +00:00
|
|
|
ULONG reqsize = 0, mark = 0, dep = 0, deplen;
|
2004-01-20 01:40:23 +00:00
|
|
|
DOS_PATHNAME_TYPE type;
|
2004-03-22 22:59:25 +00:00
|
|
|
LPWSTR ins_str = NULL;
|
2004-03-17 01:58:51 +00:00
|
|
|
LPCWSTR ptr;
|
2004-01-20 01:40:23 +00:00
|
|
|
const UNICODE_STRING* cd;
|
|
|
|
WCHAR tmp[4];
|
2004-03-17 01:58:51 +00:00
|
|
|
|
2004-05-14 22:10:24 +00:00
|
|
|
/* return error if name only consists of spaces */
|
|
|
|
for (ptr = name; *ptr; ptr++) if (*ptr != ' ') break;
|
|
|
|
if (!*ptr) return 0;
|
2004-05-13 05:21:23 +00:00
|
|
|
|
2003-05-15 04:20:42 +00:00
|
|
|
RtlAcquirePebLock();
|
2004-01-20 01:40:23 +00:00
|
|
|
|
2004-04-16 00:10:03 +00:00
|
|
|
if (NtCurrentTeb()->Tib.SubSystemTib) /* FIXME: hack */
|
2004-04-16 05:00:46 +00:00
|
|
|
cd = &((WIN16_SUBSYSTEM_TIB *)NtCurrentTeb()->Tib.SubSystemTib)->curdir.DosPath;
|
2004-04-16 00:10:03 +00:00
|
|
|
else
|
2004-04-16 05:00:46 +00:00
|
|
|
cd = &NtCurrentTeb()->Peb->ProcessParameters->CurrentDirectory.DosPath;
|
2003-05-15 04:20:42 +00:00
|
|
|
|
|
|
|
switch (type = RtlDetermineDosPathNameType_U(name))
|
|
|
|
{
|
|
|
|
case UNC_PATH: /* \\foo */
|
2004-04-14 04:34:04 +00:00
|
|
|
ptr = skip_unc_prefix( name );
|
2004-03-17 01:58:51 +00:00
|
|
|
mark = (ptr - name);
|
|
|
|
break;
|
|
|
|
|
2003-05-15 04:20:42 +00:00
|
|
|
case DEVICE_PATH: /* \\.\foo */
|
2004-03-17 01:58:51 +00:00
|
|
|
mark = 4;
|
2003-05-15 04:20:42 +00:00
|
|
|
break;
|
|
|
|
|
|
|
|
case ABSOLUTE_DRIVE_PATH: /* c:\foo */
|
2004-01-20 01:40:23 +00:00
|
|
|
reqsize = sizeof(WCHAR);
|
|
|
|
tmp[0] = toupperW(name[0]);
|
|
|
|
ins_str = tmp;
|
|
|
|
dep = 1;
|
2004-03-17 01:58:51 +00:00
|
|
|
mark = 3;
|
2003-05-15 04:20:42 +00:00
|
|
|
break;
|
|
|
|
|
|
|
|
case RELATIVE_DRIVE_PATH: /* c:foo */
|
2004-01-20 01:40:23 +00:00
|
|
|
dep = 2;
|
2003-05-15 04:20:42 +00:00
|
|
|
if (toupperW(name[0]) != toupperW(cd->Buffer[0]) || cd->Buffer[1] != ':')
|
|
|
|
{
|
|
|
|
UNICODE_STRING var, val;
|
|
|
|
|
2004-01-20 01:40:23 +00:00
|
|
|
tmp[0] = '=';
|
|
|
|
tmp[1] = name[0];
|
|
|
|
tmp[2] = ':';
|
|
|
|
tmp[3] = '\0';
|
|
|
|
var.Length = 3 * sizeof(WCHAR);
|
|
|
|
var.MaximumLength = 4 * sizeof(WCHAR);
|
|
|
|
var.Buffer = tmp;
|
2003-05-15 04:20:42 +00:00
|
|
|
val.Length = 0;
|
|
|
|
val.MaximumLength = size;
|
2004-01-20 01:40:23 +00:00
|
|
|
val.Buffer = RtlAllocateHeap(GetProcessHeap(), 0, size);
|
2003-05-15 04:20:42 +00:00
|
|
|
|
|
|
|
switch (RtlQueryEnvironmentVariable_U(NULL, &var, &val))
|
|
|
|
{
|
|
|
|
case STATUS_SUCCESS:
|
|
|
|
/* FIXME: Win2k seems to check that the environment variable actually points
|
|
|
|
* to an existing directory. If not, root of the drive is used
|
|
|
|
* (this seems also to be the only spot in RtlGetFullPathName that the
|
|
|
|
* existence of a part of a path is checked)
|
|
|
|
*/
|
|
|
|
/* fall thru */
|
|
|
|
case STATUS_BUFFER_TOO_SMALL:
|
2004-01-20 01:40:23 +00:00
|
|
|
reqsize = val.Length + sizeof(WCHAR); /* append trailing '\\' */
|
|
|
|
val.Buffer[val.Length / sizeof(WCHAR)] = '\\';
|
|
|
|
ins_str = val.Buffer;
|
2003-05-15 04:20:42 +00:00
|
|
|
break;
|
|
|
|
case STATUS_VARIABLE_NOT_FOUND:
|
2004-01-20 01:40:23 +00:00
|
|
|
reqsize = 3 * sizeof(WCHAR);
|
|
|
|
tmp[0] = name[0];
|
|
|
|
tmp[1] = ':';
|
|
|
|
tmp[2] = '\\';
|
|
|
|
ins_str = tmp;
|
2003-05-15 04:20:42 +00:00
|
|
|
break;
|
|
|
|
default:
|
|
|
|
ERR("Unsupported status code\n");
|
|
|
|
break;
|
|
|
|
}
|
2004-03-17 01:58:51 +00:00
|
|
|
mark = 3;
|
2003-05-15 04:20:42 +00:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
/* fall through */
|
|
|
|
|
|
|
|
case RELATIVE_PATH: /* foo */
|
2004-01-20 01:40:23 +00:00
|
|
|
reqsize = cd->Length;
|
|
|
|
ins_str = cd->Buffer;
|
2003-10-02 04:43:45 +00:00
|
|
|
if (cd->Buffer[1] != ':')
|
|
|
|
{
|
2004-04-14 04:34:04 +00:00
|
|
|
ptr = skip_unc_prefix( cd->Buffer );
|
2003-10-02 04:43:45 +00:00
|
|
|
mark = ptr - cd->Buffer;
|
|
|
|
}
|
2004-03-17 01:58:51 +00:00
|
|
|
else mark = 3;
|
2003-05-15 04:20:42 +00:00
|
|
|
break;
|
|
|
|
|
|
|
|
case ABSOLUTE_PATH: /* \xxx */
|
2004-04-01 02:09:14 +00:00
|
|
|
if (name[0] == '/') /* may be a Unix path */
|
|
|
|
{
|
|
|
|
const WCHAR *ptr = name;
|
2005-08-11 10:41:26 +00:00
|
|
|
int drive = find_drive_rootW( &ptr );
|
2004-04-01 02:09:14 +00:00
|
|
|
if (drive != -1)
|
|
|
|
{
|
|
|
|
reqsize = 3 * sizeof(WCHAR);
|
|
|
|
tmp[0] = 'A' + drive;
|
|
|
|
tmp[1] = ':';
|
|
|
|
tmp[2] = '\\';
|
|
|
|
ins_str = tmp;
|
|
|
|
mark = 3;
|
|
|
|
dep = ptr - name;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
2003-05-15 04:20:42 +00:00
|
|
|
if (cd->Buffer[1] == ':')
|
|
|
|
{
|
2004-01-20 01:40:23 +00:00
|
|
|
reqsize = 2 * sizeof(WCHAR);
|
|
|
|
tmp[0] = cd->Buffer[0];
|
|
|
|
tmp[1] = ':';
|
|
|
|
ins_str = tmp;
|
2004-03-17 01:58:51 +00:00
|
|
|
mark = 3;
|
2003-05-15 04:20:42 +00:00
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
2004-04-14 04:34:04 +00:00
|
|
|
ptr = skip_unc_prefix( cd->Buffer );
|
2004-01-20 01:40:23 +00:00
|
|
|
reqsize = (ptr - cd->Buffer) * sizeof(WCHAR);
|
|
|
|
mark = reqsize / sizeof(WCHAR);
|
|
|
|
ins_str = cd->Buffer;
|
2003-05-15 04:20:42 +00:00
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
|
|
case UNC_DOT_PATH: /* \\. */
|
2004-01-20 01:40:23 +00:00
|
|
|
reqsize = 4 * sizeof(WCHAR);
|
|
|
|
dep = 3;
|
|
|
|
tmp[0] = '\\';
|
|
|
|
tmp[1] = '\\';
|
|
|
|
tmp[2] = '.';
|
|
|
|
tmp[3] = '\\';
|
|
|
|
ins_str = tmp;
|
2004-03-17 01:58:51 +00:00
|
|
|
mark = 4;
|
2003-05-15 04:20:42 +00:00
|
|
|
break;
|
|
|
|
|
|
|
|
case INVALID_PATH:
|
|
|
|
goto done;
|
|
|
|
}
|
|
|
|
|
2004-01-20 01:40:23 +00:00
|
|
|
/* enough space ? */
|
2004-05-14 22:10:24 +00:00
|
|
|
deplen = strlenW(name + dep) * sizeof(WCHAR);
|
2004-01-20 01:40:23 +00:00
|
|
|
if (reqsize + deplen + sizeof(WCHAR) > size)
|
|
|
|
{
|
|
|
|
/* not enough space, return need size (including terminating '\0') */
|
|
|
|
reqsize += deplen + sizeof(WCHAR);
|
|
|
|
goto done;
|
|
|
|
}
|
2003-05-15 04:20:42 +00:00
|
|
|
|
2004-05-14 22:10:24 +00:00
|
|
|
memmove(buffer + reqsize / sizeof(WCHAR), name + dep, deplen + sizeof(WCHAR));
|
2004-01-20 01:40:23 +00:00
|
|
|
if (reqsize) memcpy(buffer, ins_str, reqsize);
|
|
|
|
reqsize += deplen;
|
2003-05-15 04:20:42 +00:00
|
|
|
|
2006-06-11 22:11:36 +00:00
|
|
|
if (ins_str != tmp && ins_str != cd->Buffer)
|
2004-01-20 01:40:23 +00:00
|
|
|
RtlFreeHeap(GetProcessHeap(), 0, ins_str);
|
2003-05-15 04:20:42 +00:00
|
|
|
|
2004-03-22 22:59:25 +00:00
|
|
|
collapse_path( buffer, mark );
|
2004-03-17 01:58:51 +00:00
|
|
|
reqsize = strlenW(buffer) * sizeof(WCHAR);
|
2003-05-15 04:20:42 +00:00
|
|
|
|
|
|
|
done:
|
|
|
|
RtlReleasePebLock();
|
|
|
|
return reqsize;
|
|
|
|
}
|
|
|
|
|
|
|
|
/******************************************************************
|
|
|
|
* RtlGetFullPathName_U (NTDLL.@)
|
|
|
|
*
|
|
|
|
* Returns the number of bytes written to buffer (not including the
|
|
|
|
* terminating NULL) if the function succeeds, or the required number of bytes
|
2003-10-04 03:06:58 +00:00
|
|
|
* (including the terminating NULL) if the buffer is too small.
|
2003-05-15 04:20:42 +00:00
|
|
|
*
|
|
|
|
* file_part will point to the filename part inside buffer (except if we use
|
|
|
|
* DOS device name, in which case file_in_buf is NULL)
|
|
|
|
*
|
|
|
|
*/
|
|
|
|
DWORD WINAPI RtlGetFullPathName_U(const WCHAR* name, ULONG size, WCHAR* buffer,
|
|
|
|
WCHAR** file_part)
|
|
|
|
{
|
2003-10-07 03:46:34 +00:00
|
|
|
WCHAR* ptr;
|
2003-05-15 04:20:42 +00:00
|
|
|
DWORD dosdev;
|
|
|
|
DWORD reqsize;
|
|
|
|
|
2006-10-16 11:49:06 +00:00
|
|
|
TRACE("(%s %u %p %p)\n", debugstr_w(name), size, buffer, file_part);
|
2003-05-15 04:20:42 +00:00
|
|
|
|
|
|
|
if (!name || !*name) return 0;
|
|
|
|
|
|
|
|
if (file_part) *file_part = NULL;
|
|
|
|
|
|
|
|
/* check for DOS device name */
|
|
|
|
dosdev = RtlIsDosDeviceName_U(name);
|
|
|
|
if (dosdev)
|
|
|
|
{
|
|
|
|
DWORD offset = HIWORD(dosdev) / sizeof(WCHAR); /* get it in WCHARs, not bytes */
|
|
|
|
DWORD sz = LOWORD(dosdev); /* in bytes */
|
|
|
|
|
|
|
|
if (8 + sz + 2 > size) return sz + 10;
|
|
|
|
strcpyW(buffer, DeviceRootW);
|
|
|
|
memmove(buffer + 4, name + offset, sz);
|
|
|
|
buffer[4 + sz / sizeof(WCHAR)] = '\0';
|
|
|
|
/* file_part isn't set in this case */
|
|
|
|
return sz + 8;
|
|
|
|
}
|
|
|
|
|
|
|
|
reqsize = get_full_path_helper(name, buffer, size);
|
2004-05-13 05:21:23 +00:00
|
|
|
if (!reqsize) return 0;
|
2003-05-15 04:20:42 +00:00
|
|
|
if (reqsize > size)
|
|
|
|
{
|
2004-03-12 01:59:35 +00:00
|
|
|
LPWSTR tmp = RtlAllocateHeap(GetProcessHeap(), 0, reqsize);
|
2003-10-07 03:46:34 +00:00
|
|
|
reqsize = get_full_path_helper(name, tmp, reqsize);
|
2007-10-19 12:40:23 +00:00
|
|
|
if (reqsize + sizeof(WCHAR) > size) /* it may have worked the second time */
|
2003-10-07 03:46:34 +00:00
|
|
|
{
|
2004-03-12 01:59:35 +00:00
|
|
|
RtlFreeHeap(GetProcessHeap(), 0, tmp);
|
2003-10-07 03:46:34 +00:00
|
|
|
return reqsize + sizeof(WCHAR);
|
|
|
|
}
|
|
|
|
memcpy( buffer, tmp, reqsize + sizeof(WCHAR) );
|
2004-03-12 01:59:35 +00:00
|
|
|
RtlFreeHeap(GetProcessHeap(), 0, tmp);
|
2003-05-15 04:20:42 +00:00
|
|
|
}
|
2003-10-07 03:46:34 +00:00
|
|
|
|
|
|
|
/* find file part */
|
|
|
|
if (file_part && (ptr = strrchrW(buffer, '\\')) != NULL && ptr >= buffer + 2 && *++ptr)
|
|
|
|
*file_part = ptr;
|
2003-05-15 04:20:42 +00:00
|
|
|
return reqsize;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*************************************************************************
|
|
|
|
* RtlGetLongestNtPathLength [NTDLL.@]
|
|
|
|
*
|
|
|
|
* Get the longest allowed path length
|
|
|
|
*
|
|
|
|
* PARAMS
|
|
|
|
* None.
|
|
|
|
*
|
|
|
|
* RETURNS
|
|
|
|
* The longest allowed path length (277 characters under Win2k).
|
|
|
|
*/
|
|
|
|
DWORD WINAPI RtlGetLongestNtPathLength(void)
|
|
|
|
{
|
2005-07-14 12:33:30 +00:00
|
|
|
return MAX_NT_PATH_LENGTH;
|
2003-05-15 04:20:42 +00:00
|
|
|
}
|
|
|
|
|
2003-04-16 23:15:29 +00:00
|
|
|
/******************************************************************
|
|
|
|
* RtlIsNameLegalDOS8Dot3 (NTDLL.@)
|
|
|
|
*
|
|
|
|
* Returns TRUE iff unicode is a valid DOS (8+3) name.
|
|
|
|
* If the name is valid, oem gets filled with the corresponding OEM string
|
|
|
|
* spaces is set to TRUE if unicode contains spaces
|
|
|
|
*/
|
|
|
|
BOOLEAN WINAPI RtlIsNameLegalDOS8Dot3( const UNICODE_STRING *unicode,
|
|
|
|
OEM_STRING *oem, BOOLEAN *spaces )
|
|
|
|
{
|
2006-11-29 10:02:45 +00:00
|
|
|
static const char illegal[] = "*?<>|\"+=,;[]:/\\\345";
|
2003-04-16 23:15:29 +00:00
|
|
|
int dot = -1;
|
2004-08-13 23:53:44 +00:00
|
|
|
int i;
|
2003-04-16 23:15:29 +00:00
|
|
|
char buffer[12];
|
|
|
|
OEM_STRING oem_str;
|
|
|
|
BOOLEAN got_space = FALSE;
|
|
|
|
|
|
|
|
if (!oem)
|
|
|
|
{
|
|
|
|
oem_str.Length = sizeof(buffer);
|
|
|
|
oem_str.MaximumLength = sizeof(buffer);
|
|
|
|
oem_str.Buffer = buffer;
|
|
|
|
oem = &oem_str;
|
|
|
|
}
|
|
|
|
if (RtlUpcaseUnicodeStringToCountedOemString( oem, unicode, FALSE ) != STATUS_SUCCESS)
|
|
|
|
return FALSE;
|
|
|
|
|
|
|
|
if (oem->Length > 12) return FALSE;
|
|
|
|
|
|
|
|
/* a starting . is invalid, except for . and .. */
|
|
|
|
if (oem->Buffer[0] == '.')
|
|
|
|
{
|
|
|
|
if (oem->Length != 1 && (oem->Length != 2 || oem->Buffer[1] != '.')) return FALSE;
|
|
|
|
if (spaces) *spaces = FALSE;
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (i = 0; i < oem->Length; i++)
|
|
|
|
{
|
|
|
|
switch (oem->Buffer[i])
|
|
|
|
{
|
|
|
|
case ' ':
|
|
|
|
/* leading/trailing spaces not allowed */
|
|
|
|
if (!i || i == oem->Length-1 || oem->Buffer[i+1] == '.') return FALSE;
|
|
|
|
got_space = TRUE;
|
|
|
|
break;
|
|
|
|
case '.':
|
|
|
|
if (dot != -1) return FALSE;
|
|
|
|
dot = i;
|
|
|
|
break;
|
|
|
|
default:
|
2004-01-15 00:20:46 +00:00
|
|
|
if (strchr(illegal, oem->Buffer[i])) return FALSE;
|
2003-04-16 23:15:29 +00:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/* check file part is shorter than 8, extension shorter than 3
|
|
|
|
* dot cannot be last in string
|
|
|
|
*/
|
|
|
|
if (dot == -1)
|
|
|
|
{
|
|
|
|
if (oem->Length > 8) return FALSE;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
if (dot > 8 || (oem->Length - dot > 4) || dot == oem->Length - 1) return FALSE;
|
|
|
|
}
|
|
|
|
if (spaces) *spaces = got_space;
|
|
|
|
return TRUE;
|
|
|
|
}
|
2003-05-15 04:20:42 +00:00
|
|
|
|
|
|
|
/******************************************************************
|
|
|
|
* RtlGetCurrentDirectory_U (NTDLL.@)
|
|
|
|
*
|
|
|
|
*/
|
|
|
|
NTSTATUS WINAPI RtlGetCurrentDirectory_U(ULONG buflen, LPWSTR buf)
|
|
|
|
{
|
|
|
|
UNICODE_STRING* us;
|
|
|
|
ULONG len;
|
|
|
|
|
2006-10-16 11:49:06 +00:00
|
|
|
TRACE("(%u %p)\n", buflen, buf);
|
2003-05-15 04:20:42 +00:00
|
|
|
|
|
|
|
RtlAcquirePebLock();
|
|
|
|
|
2004-04-16 00:10:03 +00:00
|
|
|
if (NtCurrentTeb()->Tib.SubSystemTib) /* FIXME: hack */
|
2004-04-16 05:00:46 +00:00
|
|
|
us = &((WIN16_SUBSYSTEM_TIB *)NtCurrentTeb()->Tib.SubSystemTib)->curdir.DosPath;
|
2004-04-16 00:10:03 +00:00
|
|
|
else
|
2004-04-16 05:00:46 +00:00
|
|
|
us = &NtCurrentTeb()->Peb->ProcessParameters->CurrentDirectory.DosPath;
|
2004-04-16 00:10:03 +00:00
|
|
|
|
2003-05-15 04:20:42 +00:00
|
|
|
len = us->Length / sizeof(WCHAR);
|
|
|
|
if (us->Buffer[len - 1] == '\\' && us->Buffer[len - 2] != ':')
|
|
|
|
len--;
|
|
|
|
|
|
|
|
if (buflen / sizeof(WCHAR) > len)
|
|
|
|
{
|
|
|
|
memcpy(buf, us->Buffer, len * sizeof(WCHAR));
|
|
|
|
buf[len] = '\0';
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
len++;
|
|
|
|
}
|
|
|
|
|
|
|
|
RtlReleasePebLock();
|
|
|
|
|
|
|
|
return len * sizeof(WCHAR);
|
|
|
|
}
|
|
|
|
|
|
|
|
/******************************************************************
|
|
|
|
* RtlSetCurrentDirectory_U (NTDLL.@)
|
|
|
|
*
|
|
|
|
*/
|
|
|
|
NTSTATUS WINAPI RtlSetCurrentDirectory_U(const UNICODE_STRING* dir)
|
|
|
|
{
|
2004-04-16 05:00:46 +00:00
|
|
|
FILE_FS_DEVICE_INFORMATION device_info;
|
|
|
|
OBJECT_ATTRIBUTES attr;
|
|
|
|
UNICODE_STRING newdir;
|
|
|
|
IO_STATUS_BLOCK io;
|
|
|
|
CURDIR *curdir;
|
|
|
|
HANDLE handle;
|
|
|
|
NTSTATUS nts;
|
|
|
|
ULONG size;
|
|
|
|
PWSTR ptr;
|
|
|
|
|
|
|
|
newdir.Buffer = NULL;
|
2003-05-15 04:20:42 +00:00
|
|
|
|
|
|
|
RtlAcquirePebLock();
|
|
|
|
|
2004-04-16 00:10:03 +00:00
|
|
|
if (NtCurrentTeb()->Tib.SubSystemTib) /* FIXME: hack */
|
|
|
|
curdir = &((WIN16_SUBSYSTEM_TIB *)NtCurrentTeb()->Tib.SubSystemTib)->curdir;
|
|
|
|
else
|
2004-04-16 05:00:46 +00:00
|
|
|
curdir = &NtCurrentTeb()->Peb->ProcessParameters->CurrentDirectory;
|
2003-05-15 04:20:42 +00:00
|
|
|
|
2004-04-16 05:00:46 +00:00
|
|
|
if (!RtlDosPathNameToNtPathName_U( dir->Buffer, &newdir, NULL, NULL ))
|
2003-05-15 04:20:42 +00:00
|
|
|
{
|
|
|
|
nts = STATUS_OBJECT_NAME_INVALID;
|
|
|
|
goto out;
|
|
|
|
}
|
|
|
|
|
2004-04-16 05:00:46 +00:00
|
|
|
attr.Length = sizeof(attr);
|
|
|
|
attr.RootDirectory = 0;
|
|
|
|
attr.Attributes = OBJ_CASE_INSENSITIVE;
|
|
|
|
attr.ObjectName = &newdir;
|
|
|
|
attr.SecurityDescriptor = NULL;
|
|
|
|
attr.SecurityQualityOfService = NULL;
|
|
|
|
|
2004-04-20 00:37:00 +00:00
|
|
|
nts = NtOpenFile( &handle, 0, &attr, &io, 0, FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
|
2004-04-16 05:00:46 +00:00
|
|
|
if (nts != STATUS_SUCCESS) goto out;
|
|
|
|
|
|
|
|
/* don't keep the directory handle open on removable media */
|
|
|
|
if (!NtQueryVolumeInformationFile( handle, &io, &device_info,
|
|
|
|
sizeof(device_info), FileFsDeviceInformation ) &&
|
|
|
|
(device_info.Characteristics & FILE_REMOVABLE_MEDIA))
|
2003-05-15 04:20:42 +00:00
|
|
|
{
|
2004-04-16 05:00:46 +00:00
|
|
|
NtClose( handle );
|
|
|
|
handle = 0;
|
2003-05-15 04:20:42 +00:00
|
|
|
}
|
|
|
|
|
2004-04-16 05:00:46 +00:00
|
|
|
if (curdir->Handle) NtClose( curdir->Handle );
|
|
|
|
curdir->Handle = handle;
|
2003-05-15 04:20:42 +00:00
|
|
|
|
|
|
|
/* append trailing \ if missing */
|
2004-04-16 05:00:46 +00:00
|
|
|
size = newdir.Length / sizeof(WCHAR);
|
|
|
|
ptr = newdir.Buffer;
|
|
|
|
ptr += 4; /* skip \??\ prefix */
|
|
|
|
size -= 4;
|
|
|
|
if (size && ptr[size - 1] != '\\') ptr[size++] = '\\';
|
2003-05-15 04:20:42 +00:00
|
|
|
|
2004-04-16 05:00:46 +00:00
|
|
|
memcpy( curdir->DosPath.Buffer, ptr, size * sizeof(WCHAR));
|
|
|
|
curdir->DosPath.Buffer[size] = 0;
|
|
|
|
curdir->DosPath.Length = size * sizeof(WCHAR);
|
2003-05-15 04:20:42 +00:00
|
|
|
|
2004-04-16 05:00:46 +00:00
|
|
|
TRACE( "curdir now %s %p\n", debugstr_w(curdir->DosPath.Buffer), curdir->Handle );
|
2003-05-15 04:20:42 +00:00
|
|
|
|
2004-04-16 05:00:46 +00:00
|
|
|
out:
|
|
|
|
RtlFreeUnicodeString( &newdir );
|
2003-05-15 04:20:42 +00:00
|
|
|
RtlReleasePebLock();
|
|
|
|
return nts;
|
|
|
|
}
|
2005-08-11 10:41:26 +00:00
|
|
|
|
|
|
|
|
|
|
|
/******************************************************************
|
|
|
|
* wine_unix_to_nt_file_name (NTDLL.@) Not a Windows API
|
|
|
|
*/
|
|
|
|
NTSTATUS wine_unix_to_nt_file_name( const ANSI_STRING *name, UNICODE_STRING *nt )
|
|
|
|
{
|
|
|
|
static const WCHAR prefixW[] = {'\\','?','?','\\','a',':','\\'};
|
|
|
|
unsigned int lenW, lenA = name->Length;
|
|
|
|
const char *path = name->Buffer;
|
|
|
|
char *cwd;
|
|
|
|
WCHAR *p;
|
|
|
|
NTSTATUS status;
|
|
|
|
int drive;
|
|
|
|
|
|
|
|
if (!lenA || path[0] != '/')
|
|
|
|
{
|
|
|
|
char *newcwd, *end;
|
|
|
|
size_t size;
|
|
|
|
|
|
|
|
if ((status = DIR_get_unix_cwd( &cwd )) != STATUS_SUCCESS) return status;
|
|
|
|
|
|
|
|
size = strlen(cwd) + lenA + 1;
|
|
|
|
if (!(newcwd = RtlReAllocateHeap( GetProcessHeap(), 0, cwd, size )))
|
|
|
|
{
|
|
|
|
status = STATUS_NO_MEMORY;
|
|
|
|
goto done;
|
|
|
|
}
|
|
|
|
cwd = newcwd;
|
|
|
|
end = cwd + strlen(cwd);
|
|
|
|
if (end > cwd && end[-1] != '/') *end++ = '/';
|
|
|
|
memcpy( end, path, lenA );
|
|
|
|
lenA += end - cwd;
|
|
|
|
path = cwd;
|
|
|
|
|
|
|
|
status = find_drive_rootA( &path, lenA, &drive );
|
|
|
|
lenA -= (path - cwd);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
cwd = NULL;
|
|
|
|
status = find_drive_rootA( &path, lenA, &drive );
|
|
|
|
lenA -= (path - name->Buffer);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (status != STATUS_SUCCESS) goto done;
|
|
|
|
while (lenA && path[0] == '/') { lenA--; path++; }
|
|
|
|
|
|
|
|
lenW = ntdll_umbstowcs( 0, path, lenA, NULL, 0 );
|
|
|
|
if (!(nt->Buffer = RtlAllocateHeap( GetProcessHeap(), 0,
|
|
|
|
(lenW + 1) * sizeof(WCHAR) + sizeof(prefixW) )))
|
|
|
|
{
|
|
|
|
status = STATUS_NO_MEMORY;
|
|
|
|
goto done;
|
|
|
|
}
|
|
|
|
|
|
|
|
memcpy( nt->Buffer, prefixW, sizeof(prefixW) );
|
|
|
|
nt->Buffer[4] += drive;
|
|
|
|
ntdll_umbstowcs( 0, path, lenA, nt->Buffer + sizeof(prefixW)/sizeof(WCHAR), lenW );
|
|
|
|
lenW += sizeof(prefixW)/sizeof(WCHAR);
|
|
|
|
nt->Buffer[lenW] = 0;
|
|
|
|
nt->Length = lenW * sizeof(WCHAR);
|
|
|
|
nt->MaximumLength = nt->Length + sizeof(WCHAR);
|
|
|
|
for (p = nt->Buffer + sizeof(prefixW)/sizeof(WCHAR); *p; p++) if (*p == '/') *p = '\\';
|
|
|
|
|
|
|
|
done:
|
|
|
|
RtlFreeHeap( GetProcessHeap(), 0, cwd );
|
|
|
|
return status;
|
|
|
|
}
|