Added YUV routines needed for v4l driver, and in the future possibly
[wine/gsoc-2012-control.git] / dlls / kernel / change.c
blob99b18c022f2673812cccb17551900d2016845190
1 /*
2 * Win32 file change notification functions
4 * Copyright 1998 Ulrich Weigand
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.
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.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #include "config.h"
23 #include <stdarg.h>
24 #include <stdlib.h>
25 #include <string.h>
27 #include "windef.h"
28 #include "winbase.h"
29 #include "winerror.h"
30 #include "ntstatus.h"
31 #include "kernel_private.h"
32 #include "wine/windef16.h"
33 #include "wine/server.h"
34 #include "wine/debug.h"
36 WINE_DEFAULT_DEBUG_CHANNEL(file);
38 /****************************************************************************
39 * FindFirstChangeNotificationA (KERNEL32.@)
41 HANDLE WINAPI FindFirstChangeNotificationA( LPCSTR lpPathName, BOOL bWatchSubtree,
42 DWORD dwNotifyFilter )
44 WCHAR *pathW;
46 if (!(pathW = FILE_name_AtoW( lpPathName, FALSE ))) return INVALID_HANDLE_VALUE;
47 return FindFirstChangeNotificationW( pathW, bWatchSubtree, dwNotifyFilter );
50 /****************************************************************************
51 * FindFirstChangeNotificationW (KERNEL32.@)
53 HANDLE WINAPI FindFirstChangeNotificationW( LPCWSTR lpPathName, BOOL bWatchSubtree,
54 DWORD dwNotifyFilter)
56 UNICODE_STRING nt_name;
57 OBJECT_ATTRIBUTES attr;
58 IO_STATUS_BLOCK io;
59 NTSTATUS status;
60 HANDLE file, ret = INVALID_HANDLE_VALUE;
62 TRACE( "%s %d %lx\n", debugstr_w(lpPathName), bWatchSubtree, dwNotifyFilter );
64 if (!RtlDosPathNameToNtPathName_U( lpPathName, &nt_name, NULL, NULL ))
66 SetLastError( ERROR_PATH_NOT_FOUND );
67 return INVALID_HANDLE_VALUE;
70 attr.Length = sizeof(attr);
71 attr.RootDirectory = 0;
72 attr.Attributes = OBJ_CASE_INSENSITIVE;
73 attr.ObjectName = &nt_name;
74 attr.SecurityDescriptor = NULL;
75 attr.SecurityQualityOfService = NULL;
77 status = NtOpenFile( &file, 0, &attr, &io, 0,
78 FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT );
79 RtlFreeUnicodeString( &nt_name );
81 if (status != STATUS_SUCCESS)
83 SetLastError( RtlNtStatusToDosError(status) );
84 return INVALID_HANDLE_VALUE;
87 SERVER_START_REQ( create_change_notification )
89 req->handle = file;
90 req->subtree = bWatchSubtree;
91 req->filter = dwNotifyFilter;
92 if (!wine_server_call_err( req )) ret = reply->handle;
94 SERVER_END_REQ;
95 CloseHandle( file );
96 return ret;
99 /****************************************************************************
100 * FindNextChangeNotification (KERNEL32.@)
102 BOOL WINAPI FindNextChangeNotification( HANDLE handle )
104 BOOL ret;
106 TRACE("%p\n",handle);
108 SERVER_START_REQ( next_change_notification )
110 req->handle = handle;
111 ret = !wine_server_call_err( req );
113 SERVER_END_REQ;
114 return ret;
117 /****************************************************************************
118 * FindCloseChangeNotification (KERNEL32.@)
120 BOOL WINAPI FindCloseChangeNotification( HANDLE handle )
122 return CloseHandle( handle );
125 /***********************************************************************
126 * FileCDR (KERNEL.130)
128 FARPROC16 WINAPI FileCDR16(FARPROC16 x)
130 FIXME("(0x%8x): stub\n", (int) x);
131 return (FARPROC16)TRUE;
134 BOOL WINAPI ReadDirectoryChangesW( HANDLE handle, LPVOID buffer, DWORD len, BOOL subtree,
135 DWORD filter, LPDWORD returned, LPOVERLAPPED overlapped,
136 LPOVERLAPPED_COMPLETION_ROUTINE completion )
138 FIXME( "%p %p 0x%08lx %d 0x%08lx %p %p %p\n", handle, buffer, len, subtree, filter,
139 returned, overlapped, completion );
141 SetLastError( ERROR_INVALID_FUNCTION );
142 return FALSE;