Sweden-Number/dlls/kernel/change.c

145 lines
4.3 KiB
C

/*
* Win32 file change notification functions
*
* Copyright 1998 Ulrich Weigand
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
#include "ntstatus.h"
#include "winternl.h"
#include "kernel_private.h"
#include "wine/windef16.h"
#include "wine/server.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(file);
/****************************************************************************
* FindFirstChangeNotificationA (KERNEL32.@)
*/
HANDLE WINAPI FindFirstChangeNotificationA( LPCSTR lpPathName, BOOL bWatchSubtree,
DWORD dwNotifyFilter )
{
WCHAR *pathW;
if (!(pathW = FILE_name_AtoW( lpPathName, FALSE ))) return INVALID_HANDLE_VALUE;
return FindFirstChangeNotificationW( pathW, bWatchSubtree, dwNotifyFilter );
}
/****************************************************************************
* FindFirstChangeNotificationW (KERNEL32.@)
*/
HANDLE WINAPI FindFirstChangeNotificationW( LPCWSTR lpPathName, BOOL bWatchSubtree,
DWORD dwNotifyFilter)
{
UNICODE_STRING nt_name;
OBJECT_ATTRIBUTES attr;
IO_STATUS_BLOCK io;
NTSTATUS status;
HANDLE file, ret = INVALID_HANDLE_VALUE;
TRACE( "%s %d %lx\n", debugstr_w(lpPathName), bWatchSubtree, dwNotifyFilter );
if (!RtlDosPathNameToNtPathName_U( lpPathName, &nt_name, NULL, NULL ))
{
SetLastError( ERROR_PATH_NOT_FOUND );
return INVALID_HANDLE_VALUE;
}
attr.Length = sizeof(attr);
attr.RootDirectory = 0;
attr.Attributes = OBJ_CASE_INSENSITIVE;
attr.ObjectName = &nt_name;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
status = NtOpenFile( &file, 0, &attr, &io, 0,
FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
RtlFreeUnicodeString( &nt_name );
if (status != STATUS_SUCCESS)
{
SetLastError( RtlNtStatusToDosError(status) );
return INVALID_HANDLE_VALUE;
}
SERVER_START_REQ( create_change_notification )
{
req->handle = file;
req->subtree = bWatchSubtree;
req->filter = dwNotifyFilter;
if (!wine_server_call_err( req )) ret = reply->handle;
}
SERVER_END_REQ;
CloseHandle( file );
return ret;
}
/****************************************************************************
* FindNextChangeNotification (KERNEL32.@)
*/
BOOL WINAPI FindNextChangeNotification( HANDLE handle )
{
BOOL ret;
TRACE("%p\n",handle);
SERVER_START_REQ( next_change_notification )
{
req->handle = handle;
ret = !wine_server_call_err( req );
}
SERVER_END_REQ;
return ret;
}
/****************************************************************************
* FindCloseChangeNotification (KERNEL32.@)
*/
BOOL WINAPI FindCloseChangeNotification( HANDLE handle )
{
return CloseHandle( handle );
}
/***********************************************************************
* FileCDR (KERNEL.130)
*/
FARPROC16 WINAPI FileCDR16(FARPROC16 x)
{
FIXME("(0x%8x): stub\n", (int) x);
return (FARPROC16)TRUE;
}
BOOL WINAPI ReadDirectoryChangesW( HANDLE handle, LPVOID buffer, DWORD len, BOOL subtree,
DWORD filter, LPDWORD returned, LPOVERLAPPED overlapped,
LPOVERLAPPED_COMPLETION_ROUTINE completion )
{
FIXME( "%p %p 0x%08lx %d 0x%08lx %p %p %p\n", handle, buffer, len, subtree, filter,
returned, overlapped, completion );
SetLastError( ERROR_INVALID_FUNCTION );
return FALSE;
}