Sweden-Number/dlls/kernel32/path.c

435 lines
13 KiB
C

/*
* File handling functions
*
* Copyright 1993 Erik Bos
* Copyright 1996, 2004 Alexandre Julliard
* Copyright 2003 Eric Pouech
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
*/
#include <errno.h>
#include <stdio.h>
#include <stdarg.h>
#include "winerror.h"
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "winternl.h"
#include "kernel_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(file);
#define MAX_PATHNAME_LEN 1024
static const WCHAR system_dir[] = L"C:\\windows\\system32";
/***********************************************************************
* copy_filename_WtoA
*
* copy a file name back to OEM/Ansi, but only if the buffer is large enough
*/
static DWORD copy_filename_WtoA( LPCWSTR nameW, LPSTR buffer, DWORD len )
{
UNICODE_STRING strW;
DWORD ret;
BOOL is_ansi = AreFileApisANSI();
RtlInitUnicodeString( &strW, nameW );
ret = is_ansi ? RtlUnicodeStringToAnsiSize(&strW) : RtlUnicodeStringToOemSize(&strW);
if (buffer && ret <= len)
{
ANSI_STRING str;
str.Buffer = buffer;
str.MaximumLength = min( len, UNICODE_STRING_MAX_CHARS );
if (is_ansi)
RtlUnicodeStringToAnsiString( &str, &strW, FALSE );
else
RtlUnicodeStringToOemString( &str, &strW, FALSE );
ret = str.Length; /* length without terminating 0 */
}
return ret;
}
/***********************************************************************
* GetShortPathNameA (KERNEL32.@)
*/
DWORD WINAPI GetShortPathNameA( LPCSTR longpath, LPSTR shortpath, DWORD shortlen )
{
WCHAR *longpathW;
WCHAR shortpathW[MAX_PATH];
DWORD ret;
TRACE("%s\n", debugstr_a(longpath));
if (!(longpathW = FILE_name_AtoW( longpath, FALSE ))) return 0;
ret = GetShortPathNameW(longpathW, shortpathW, MAX_PATH);
if (!ret) return 0;
if (ret > MAX_PATH)
{
SetLastError(ERROR_FILENAME_EXCED_RANGE);
return 0;
}
return copy_filename_WtoA( shortpathW, shortpath, shortlen );
}
/**************************************************************************
* CopyFileA (KERNEL32.@)
*/
BOOL WINAPI CopyFileA( LPCSTR source, LPCSTR dest, BOOL fail_if_exists)
{
WCHAR *sourceW, *destW;
BOOL ret;
if (!(sourceW = FILE_name_AtoW( source, FALSE ))) return FALSE;
if (!(destW = FILE_name_AtoW( dest, TRUE ))) return FALSE;
ret = CopyFileW( sourceW, destW, fail_if_exists );
HeapFree( GetProcessHeap(), 0, destW );
return ret;
}
/**************************************************************************
* CopyFileExA (KERNEL32.@)
*/
BOOL WINAPI CopyFileExA(LPCSTR sourceFilename, LPCSTR destFilename,
LPPROGRESS_ROUTINE progressRoutine, LPVOID appData,
LPBOOL cancelFlagPointer, DWORD copyFlags)
{
WCHAR *sourceW, *destW;
BOOL ret;
/* can't use the TEB buffer since we may have a callback routine */
if (!(sourceW = FILE_name_AtoW( sourceFilename, TRUE ))) return FALSE;
if (!(destW = FILE_name_AtoW( destFilename, TRUE )))
{
HeapFree( GetProcessHeap(), 0, sourceW );
return FALSE;
}
ret = CopyFileExW(sourceW, destW, progressRoutine, appData,
cancelFlagPointer, copyFlags);
HeapFree( GetProcessHeap(), 0, sourceW );
HeapFree( GetProcessHeap(), 0, destW );
return ret;
}
/**************************************************************************
* MoveFileTransactedA (KERNEL32.@)
*/
BOOL WINAPI MoveFileTransactedA(const char *source, const char *dest, LPPROGRESS_ROUTINE progress, void *data, DWORD flags, HANDLE handle)
{
FIXME("(%s, %s, %p, %p, %ld, %p)\n", debugstr_a(source), debugstr_a(dest), progress, data, flags, handle);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
/**************************************************************************
* MoveFileTransactedW (KERNEL32.@)
*/
BOOL WINAPI MoveFileTransactedW(const WCHAR *source, const WCHAR *dest, LPPROGRESS_ROUTINE progress, void *data, DWORD flags, HANDLE handle)
{
FIXME("(%s, %s, %p, %p, %ld, %p)\n", debugstr_w(source), debugstr_w(dest), progress, data, flags, handle);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
/**************************************************************************
* MoveFileWithProgressA (KERNEL32.@)
*/
BOOL WINAPI MoveFileWithProgressA( LPCSTR source, LPCSTR dest,
LPPROGRESS_ROUTINE fnProgress,
LPVOID param, DWORD flag )
{
WCHAR *sourceW, *destW;
BOOL ret;
if (!(sourceW = FILE_name_AtoW( source, FALSE ))) return FALSE;
if (dest)
{
if (!(destW = FILE_name_AtoW( dest, TRUE ))) return FALSE;
}
else
destW = NULL;
ret = MoveFileWithProgressW( sourceW, destW, fnProgress, param, flag );
HeapFree( GetProcessHeap(), 0, destW );
return ret;
}
/**************************************************************************
* MoveFileExA (KERNEL32.@)
*/
BOOL WINAPI MoveFileExA( LPCSTR source, LPCSTR dest, DWORD flag )
{
return MoveFileWithProgressA( source, dest, NULL, NULL, flag );
}
/**************************************************************************
* MoveFileW (KERNEL32.@)
*
* Move file or directory
*/
BOOL WINAPI MoveFileW( LPCWSTR source, LPCWSTR dest )
{
return MoveFileExW( source, dest, MOVEFILE_COPY_ALLOWED );
}
/**************************************************************************
* MoveFileA (KERNEL32.@)
*/
BOOL WINAPI MoveFileA( LPCSTR source, LPCSTR dest )
{
return MoveFileExA( source, dest, MOVEFILE_COPY_ALLOWED );
}
/***********************************************************************
* CreateDirectoryExA (KERNEL32.@)
*/
BOOL WINAPI CreateDirectoryExA( LPCSTR template, LPCSTR path, LPSECURITY_ATTRIBUTES sa )
{
WCHAR *pathW, *templateW = NULL;
BOOL ret;
if (!(pathW = FILE_name_AtoW( path, FALSE ))) return FALSE;
if (template && !(templateW = FILE_name_AtoW( template, TRUE ))) return FALSE;
ret = CreateDirectoryExW( templateW, pathW, sa );
HeapFree( GetProcessHeap(), 0, templateW );
return ret;
}
/***********************************************************************
* GetSystemDirectoryW (KERNEL32.@)
*
* See comment for GetWindowsDirectoryA.
*/
UINT WINAPI GetSystemDirectoryW( LPWSTR path, UINT count )
{
UINT len = ARRAY_SIZE(system_dir);
if (path && count >= len)
{
lstrcpyW( path, system_dir );
len--;
}
return len;
}
/***********************************************************************
* GetSystemDirectoryA (KERNEL32.@)
*
* See comment for GetWindowsDirectoryA.
*/
UINT WINAPI GetSystemDirectoryA( LPSTR path, UINT count )
{
return copy_filename_WtoA( system_dir, path, count );
}
/***********************************************************************
* Wow64EnableWow64FsRedirection (KERNEL32.@)
*
* Microsoft C++ Redistributable installers are depending on all %eax bits being set.
*/
DWORD /*BOOLEAN*/ WINAPI KERNEL32_Wow64EnableWow64FsRedirection( BOOLEAN enable )
{
return set_ntstatus( RtlWow64EnableFsRedirection( enable ));
}
/***********************************************************************
* wine_get_unix_file_name (KERNEL32.@) Not a Windows API
*
* Return the full Unix file name for a given path.
* Returned buffer must be freed by caller.
*/
char * CDECL wine_get_unix_file_name( LPCWSTR dosW )
{
UNICODE_STRING nt_name;
OBJECT_ATTRIBUTES attr;
NTSTATUS status;
ULONG size = 256;
char *buffer;
if (!RtlDosPathNameToNtPathName_U( dosW, &nt_name, NULL, NULL )) return NULL;
InitializeObjectAttributes( &attr, &nt_name, 0, 0, NULL );
for (;;)
{
if (!(buffer = HeapAlloc( GetProcessHeap(), 0, size )))
{
RtlFreeUnicodeString( &nt_name );
return NULL;
}
status = wine_nt_to_unix_file_name( &attr, buffer, &size, FILE_OPEN_IF );
if (status != STATUS_BUFFER_TOO_SMALL) break;
HeapFree( GetProcessHeap(), 0, buffer );
}
RtlFreeUnicodeString( &nt_name );
if (status && status != STATUS_NO_SUCH_FILE)
{
HeapFree( GetProcessHeap(), 0, buffer );
SetLastError( RtlNtStatusToDosError( status ) );
return NULL;
}
return buffer;
}
/***********************************************************************
* wine_get_dos_file_name (KERNEL32.@) Not a Windows API
*
* Return the full DOS file name for a given Unix path.
* Returned buffer must be freed by caller.
*/
WCHAR * CDECL wine_get_dos_file_name( LPCSTR str )
{
UNICODE_STRING nt_name;
NTSTATUS status;
WCHAR *buffer;
ULONG len = strlen(str) + 1;
if (str[0] != '/') /* relative path name */
{
if (!(buffer = RtlAllocateHeap( GetProcessHeap(), 0, len * sizeof(WCHAR) ))) return NULL;
MultiByteToWideChar( CP_UNIXCP, 0, str, len, buffer, len );
status = RtlDosPathNameToNtPathName_U_WithStatus( buffer, &nt_name, NULL, NULL );
RtlFreeHeap( GetProcessHeap(), 0, buffer );
if (!set_ntstatus( status )) return NULL;
buffer = nt_name.Buffer;
len = nt_name.Length / sizeof(WCHAR) + 1;
}
else
{
len += 8; /* \??\unix prefix */
if (!(buffer = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ))) return NULL;
if (!set_ntstatus( wine_unix_to_nt_file_name( str, buffer, &len )))
{
HeapFree( GetProcessHeap(), 0, buffer );
return NULL;
}
}
if (buffer[5] == ':')
{
/* get rid of the \??\ prefix */
/* FIXME: should implement RtlNtPathNameToDosPathName and use that instead */
memmove( buffer, buffer + 4, (len - 4) * sizeof(WCHAR) );
}
else buffer[1] = '\\';
return buffer;
}
/*************************************************************************
* CreateSymbolicLinkA (KERNEL32.@)
*/
BOOLEAN WINAPI CreateSymbolicLinkA(LPCSTR link, LPCSTR target, DWORD flags)
{
FIXME("(%s %s %ld): stub\n", debugstr_a(link), debugstr_a(target), flags);
return TRUE;
}
/*************************************************************************
* CreateHardLinkTransactedA (KERNEL32.@)
*/
BOOL WINAPI CreateHardLinkTransactedA(LPCSTR link, LPCSTR target, LPSECURITY_ATTRIBUTES sa, HANDLE transaction)
{
FIXME("(%s %s %p %p): stub\n", debugstr_a(link), debugstr_a(target), sa, transaction);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
/*************************************************************************
* CreateHardLinkTransactedW (KERNEL32.@)
*/
BOOL WINAPI CreateHardLinkTransactedW(LPCWSTR link, LPCWSTR target, LPSECURITY_ATTRIBUTES sa, HANDLE transaction)
{
FIXME("(%s %s %p %p): stub\n", debugstr_w(link), debugstr_w(target), sa, transaction);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
/*************************************************************************
* CheckNameLegalDOS8Dot3A (KERNEL32.@)
*/
BOOL WINAPI CheckNameLegalDOS8Dot3A(const char *name, char *oemname, DWORD oemname_len,
BOOL *contains_spaces, BOOL *is_legal)
{
WCHAR *nameW;
TRACE("(%s %p %lu %p %p)\n", name, oemname,
oemname_len, contains_spaces, is_legal);
if (!name || !is_legal)
return FALSE;
if (!(nameW = FILE_name_AtoW( name, FALSE ))) return FALSE;
return CheckNameLegalDOS8Dot3W( nameW, oemname, oemname_len, contains_spaces, is_legal );
}
/*************************************************************************
* CheckNameLegalDOS8Dot3W (KERNEL32.@)
*/
BOOL WINAPI CheckNameLegalDOS8Dot3W(const WCHAR *name, char *oemname, DWORD oemname_len,
BOOL *contains_spaces_ret, BOOL *is_legal)
{
OEM_STRING oem_str;
UNICODE_STRING nameW;
BOOLEAN contains_spaces;
TRACE("(%s %p %lu %p %p)\n", wine_dbgstr_w(name), oemname,
oemname_len, contains_spaces_ret, is_legal);
if (!name || !is_legal)
return FALSE;
RtlInitUnicodeString( &nameW, name );
if (oemname) {
oem_str.Length = oemname_len;
oem_str.MaximumLength = oemname_len;
oem_str.Buffer = oemname;
}
*is_legal = RtlIsNameLegalDOS8Dot3( &nameW, oemname ? &oem_str : NULL, &contains_spaces );
if (contains_spaces_ret) *contains_spaces_ret = contains_spaces;
return TRUE;
}
/*************************************************************************
* SetSearchPathMode (KERNEL32.@)
*/
BOOL WINAPI SetSearchPathMode( DWORD flags )
{
return set_ntstatus( RtlSetSearchPathMode( flags ));
}