# $Id: request.py,v 1.10 2002/02/25 11:09:23 petli Exp $
#
# Xlib.protocol.request -- definitions of core requests
#
#    Copyright (C) 2000-2002 Peter Liljenberg <petli@ctrl-c.liu.se>
#
#    This program is free software; you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation; either version 2 of the License, or
#    (at your option) any later version.
#
#    This program 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 General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program; if not, write to the Free Software
#    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA


# Xlib modules
from Xlib import X

# Xlib.protocol modules
import rq
import structs


class CreateWindow(rq.Request):
    _request = rq.Struct(
	rq.Opcode(1),
	rq.Card8('depth'),
	rq.RequestLength(),
	rq.Window('wid'),
	rq.Window('parent'),
	rq.Int16('x'),
	rq.Int16('y'),
	rq.Card16('width'),
	rq.Card16('height'),
	rq.Card16('border_width'),  
	rq.Set('window_class', 2, (X.CopyFromParent, X.InputOutput, X.InputOnly)),
	rq.Card32('visual'),
	structs.WindowValues('attrs'),
	)

class ChangeWindowAttributes(rq.Request):
    _request = rq.Struct(
	rq.Opcode(2),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window'),
	structs.WindowValues('attrs'),
	)

class GetWindowAttributes(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(3),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window')
	)

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.Card8('backing_store'),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),	
	rq.Card32('visual'),
	rq.Card16('win_class'),
	rq.Card8('bit_gravity'),
	rq.Card8('win_gravity'),
	rq.Card32('backing_bit_planes'),
	rq.Card32('backing_pixel'),
	rq.Card8('save_under'),
	rq.Card8('map_is_installed'),
	rq.Card8('map_state'),
	rq.Card8('override_redirect'),
	rq.Colormap('colormap', (X.NONE, )),
	rq.Card32('all_event_masks'),
	rq.Card32('your_event_mask'),
	rq.Card16('do_not_propagate_mask'),
	rq.Pad(2),
	)

class DestroyWindow(rq.Request):
    _request = rq.Struct(
	rq.Opcode(4),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window')
	)

class DestroySubWindows(rq.Request):
    _request = rq.Struct(
	rq.Opcode(5),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window')
	)
    
class ChangeSaveSet(rq.Request):
    _request = rq.Struct(
	rq.Opcode(6),
	rq.Set('mode', 1, (X.SetModeInsert, X.SetModeDelete)),
	rq.RequestLength(),
	rq.Window('window'),
	)

class ReparentWindow(rq.Request):
    _request = rq.Struct(
	rq.Opcode(7),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window'),
	rq.Window('parent'),
	rq.Int16('x'),
	rq.Int16('y'),
	)

class MapWindow(rq.Request):
    _request = rq.Struct(
	rq.Opcode(8),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window')
	)

class MapSubwindows(rq.Request):
    _request = rq.Struct(
	rq.Opcode(9),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window')
	)

class UnmapWindow(rq.Request):
    _request = rq.Struct(
	rq.Opcode(10),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window')
	)

class UnmapSubwindows(rq.Request):
    _request = rq.Struct(
	rq.Opcode(11),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window')
	)

class ConfigureWindow(rq.Request):
    _request = rq.Struct(
	rq.Opcode(12),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window'),
	rq.ValueList( 'attrs', 2, 2,
		      rq.Int16('x'),
		      rq.Int16('y'),
		      rq.Card16('width'),
		      rq.Card16('height'),
		      rq.Int16('border_width'),
		      rq.Window('sibling'),
		      rq.Set('stack_mode', 1,
			     (X.Above, X.Below, X.TopIf,
			      X.BottomIf, X.Opposite))
		      )
	)

class CirculateWindow(rq.Request):
    _request = rq.Struct(
	rq.Opcode(13),
	rq.Set('direction', 1, (X.RaiseLowest, X.LowerHighest)),
	rq.RequestLength(),
	rq.Window('window'),
	)

class GetGeometry(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(14),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Drawable('drawable')
	)

    _reply = rq.Struct (
	rq.ReplyCode(),
	rq.Card8('depth'),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.Window('root'),
	rq.Int16('x'),
	rq.Int16('y'),
	rq.Card16('width'),
	rq.Card16('height'),
	rq.Card16('border_width'),
	rq.Pad(10)
	)

class QueryTree(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(15),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window')
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.Window('root'),
	rq.Window('parent', (X.NONE, )),
	rq.LengthOf('children', 2),
	rq.Pad(14),
	rq.List('children', rq.WindowObj),
	)

class InternAtom(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(16),
	rq.Bool('only_if_exists'),
	rq.RequestLength(),
	rq.LengthOf('name', 2),    
	rq.Pad(2),
	rq.String8('name'),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(), 
	rq.Card32('atom'),
	rq.Pad(20),
	)
    

class GetAtomName(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(17),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Card32('atom')
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.LengthOf('name', 2),
	rq.Pad(22),
	rq.String8('name'),
	)
    
class ChangeProperty(rq.Request):
    _request = rq.Struct(
	rq.Opcode(18),
	rq.Set('mode', 1, (X.PropModeReplace, X.PropModePrepend, X.PropModeAppend)),
	rq.RequestLength(),
	rq.Window('window'),
	rq.Card32('property'),
	rq.Card32('type'),
	rq.Format('data', 1),
	rq.Pad(3),
	rq.LengthOf('data', 4),
	rq.PropertyData('data'),
	)

class DeleteProperty(rq.Request):
    _request = rq.Struct(
	rq.Opcode(19),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window'),
	rq.Card32('property'),
	)

class GetProperty(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(20),
	rq.Bool('delete'),
	rq.RequestLength(),
	rq.Window('window'),
	rq.Card32('property'),
	rq.Card32('type'),
	rq.Card32('long_offset'),
	rq.Card32('long_length'),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.Format('value', 1),
	rq.Card16('sequence_number'),
	rq.ReplyLength(), 
	rq.Card32('property_type'),
	rq.Card32('bytes_after'),
	rq.LengthOf('value', 4),
	rq.Pad(12),
	rq.PropertyData('value'),
	)
    
class ListProperties(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(21),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window')
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.LengthOf('atoms', 2),
	rq.Pad(22),
	rq.List('atoms', rq.Card32Obj),
	)
    
class SetSelectionOwner(rq.Request):
    _request = rq.Struct(
	rq.Opcode(22),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window'),
	rq.Card32('selection'),
	rq.Card32('time'),
	)

class GetSelectionOwner(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(23),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Card32('selection')
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.Window('owner', (X.NONE, )),
	rq.Pad(20),
	)
    
class ConvertSelection(rq.Request):
    _request = rq.Struct(
	rq.Opcode(24),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('requestor'),
	rq.Card32('selection'),
	rq.Card32('target'),
	rq.Card32('property'),
	rq.Card32('time'),
	)

class SendEvent(rq.Request):
    _request = rq.Struct(
	rq.Opcode(25),
	rq.Bool('propagate'),
	rq.RequestLength(),
	rq.Window('destination'),
	rq.Card32('event_mask'),
	rq.EventField('event'),
	)

class GrabPointer(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(26),
	rq.Bool('owner_events'),
	rq.RequestLength(),
	rq.Window('grab_window'),
	rq.Card16('event_mask'),
	rq.Set('pointer_mode', 1, (X.GrabModeSync, X.GrabModeAsync)),
	rq.Set('keyboard_mode', 1, (X.GrabModeSync, X.GrabModeAsync)),
	rq.Window('confine_to'),
	rq.Cursor('cursor'),
	rq.Card32('time'),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.Card8('status'),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.Pad(24),  
	)
    
class UngrabPointer(rq.Request):
    _request = rq.Struct(
	rq.Opcode(27),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Card32('time')
	)

class GrabButton(rq.Request):
    _request = rq.Struct(
	rq.Opcode(28),
	rq.Bool('owner_events'),
	rq.RequestLength(),
	rq.Window('grab_window'),
	rq.Card16('event_mask'),
	rq.Set('pointer_mode', 1, (X.GrabModeSync, X.GrabModeAsync)),
	rq.Set('keyboard_mode', 1, (X.GrabModeSync, X.GrabModeAsync)),
	rq.Window('confine_to'),
	rq.Cursor('cursor'),
	rq.Card8('button'),
	rq.Pad(1),
	rq.Card16('modifiers'),
	)

class UngrabButton(rq.Request):
    _request = rq.Struct(
	rq.Opcode(29),
	rq.Card8('button'),
	rq.RequestLength(),
	rq.Window('grab_window'),
	rq.Card16('modifiers'),
	rq.Pad(2),
	)

class ChangeActivePointerGrab(rq.Request):
    _request = rq.Struct(
	rq.Opcode(30),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Cursor('cursor'),
	rq.Card32('time'),
	rq.Card16('event_mask'),
	rq.Pad(2),
	)

class GrabKeyboard(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(31),
	rq.Bool('owner_events'),
	rq.RequestLength(),
	rq.Window('grab_window'),
	rq.Card32('time'),
	rq.Set('pointer_mode', 1, (X.GrabModeSync, X.GrabModeAsync)),
	rq.Set('keyboard_mode', 1, (X.GrabModeSync, X.GrabModeAsync)),
	rq.Pad(2),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.Card8('status'),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.Pad(24),  
	)

class UngrabKeyboard(rq.Request):
    _request = rq.Struct(
	rq.Opcode(32),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Card32('time')
	)

class GrabKey(rq.Request):
    _request = rq.Struct(
	rq.Opcode(33),
	rq.Bool('owner_events'),
	rq.RequestLength(),
	rq.Window('grab_window'),
	rq.Card16('modifiers'),
	rq.Card8('key'),
	rq.Set('pointer_mode', 1, (X.GrabModeSync, X.GrabModeAsync)),
	rq.Set('keyboard_mode', 1, (X.GrabModeSync, X.GrabModeAsync)),
	rq.Pad(3),
	)

class UngrabKey(rq.Request):
    _request = rq.Struct(
	rq.Opcode(34),
	rq.Card8('key'),
	rq.RequestLength(),
	rq.Window('grab_window'),
	rq.Card16('modifiers'),
	rq.Pad(2),
	)

class AllowEvents(rq.Request):
    _request = rq.Struct(
	rq.Opcode(35),
	rq.Set('mode', 1, (X.AsyncPointer,
			   X.SyncPointer,
			   X.ReplayPointer,
			   X.AsyncKeyboard,
			   X.SyncKeyboard,
			   X.ReplayKeyboard,
			   X.AsyncBoth,
			   X.SyncBoth)),
	rq.RequestLength(),
	rq.Card32('time'),
	)

class GrabServer(rq.Request):
    _request = rq.Struct(
	rq.Opcode(36),
	rq.Pad(1),
	rq.RequestLength(),
	)

class UngrabServer(rq.Request):
    _request = rq.Struct(
	rq.Opcode(37),
	rq.Pad(1),
	rq.RequestLength(),
	)

class QueryPointer(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(38),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window')
	)

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.Card8('same_screen'),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.Window('root'),
	rq.Window('child', (X.NONE, )),
	rq.Int16('root_x'),
	rq.Int16('root_y'),
	rq.Int16('win_x'),
	rq.Int16('win_y'),
	rq.Card16('mask'),
	rq.Pad(6),
	)
    
class GetMotionEvents(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(39),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window'),
	rq.Card32('start'),
	rq.Card32('stop'),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.LengthOf('events', 4),
	rq.Pad(20),
	rq.List('events', structs.TimeCoord),
	)
    
class TranslateCoords(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(40),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('src_wid'),
	rq.Window('dst_wid'),
	rq.Int16('src_x'),
	rq.Int16('src_y'),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.Card8('same_screen'),
	rq.Card16('sequence_number'),
	rq.ReplyLength(), 
	rq.Window('child', (X.NONE, )),
	rq.Int16('x'),
	rq.Int16('y'),
	rq.Pad(16),
	)
    
class WarpPointer(rq.Request):
    _request = rq.Struct(
	rq.Opcode(41),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('src_window'),
	rq.Window('dst_window'),
	rq.Int16('src_x'),
	rq.Int16('src_y'),
	rq.Card16('src_width'),
	rq.Card16('src_height'),
	rq.Int16('dst_x'),
	rq.Int16('dst_y'),
	)

class SetInputFocus(rq.Request):
    _request = rq.Struct(
	rq.Opcode(42),
	rq.Set('revert_to', 1, (X.RevertToNone, X.RevertToPointerRoot,
				X.RevertToParent)),
	rq.RequestLength(),
	rq.Window('focus'),
	rq.Card32('time'),
	)

class GetInputFocus(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(43),
	rq.Pad(1),
	rq.RequestLength(),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.Card8('revert_to'),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.Window('focus', (X.NONE, X.PointerRoot)),
	rq.Pad(20),
	)
    
class QueryKeymap(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(44),
	rq.Pad(1),
	rq.RequestLength(),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.FixedList('map', 32, rq.Card8Obj),
	)
    
    
class OpenFont(rq.Request):
    _request = rq.Struct(
	rq.Opcode(45),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Font('fid'),
	rq.LengthOf('name', 2),
	rq.Pad(2),
	rq.String8('name'),
	)

class CloseFont(rq.Request):
    _request = rq.Struct(
	rq.Opcode(46),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Font('font')
	)

class QueryFont(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(47),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Fontable('font')
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.Object('min_bounds', structs.CharInfo),
	rq.Pad(4),
	rq.Object('max_bounds', structs.CharInfo),
	rq.Pad(4),
	rq.Card16('min_char_or_byte2'),
	rq.Card16('max_char_or_byte2'),
	rq.Card16('default_char'),
	rq.LengthOf('properties', 2),  
	rq.Card8('draw_direction'),
	rq.Card8('min_byte1'),
	rq.Card8('max_byte1'),
	rq.Card8('all_chars_exist'),
	rq.Int16('font_ascent'),
	rq.Int16('font_descent'),
	rq.LengthOf('char_infos', 4),
	rq.List('properties', structs.FontProp),
	rq.List('char_infos', structs.CharInfo),
	)
    
class QueryTextExtents(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(48),
	rq.OddLength('string'),
	rq.RequestLength(),
	rq.Fontable('font'),
	rq.String16('string'),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.Card8('draw_direction'),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.Int16('font_ascent'),
	rq.Int16('font_descent'),
	rq.Int16('overall_ascent'),
	rq.Int16('overall_descent'),
	rq.Int32('overall_width'),
	rq.Int32('overall_left'),
	rq.Int32('overall_right'),
	rq.Pad(4),
	)	

class ListFonts(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(49),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Card16('max_names'),
	rq.LengthOf('pattern', 2),
	rq.String8('pattern'),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.LengthOf('fonts', 2),
	rq.Pad(22),
	rq.List('fonts', rq.Str),
	)	


class ListFontsWithInfo(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(50),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Card16('max_names'),
	rq.LengthOf('pattern', 2),
	rq.String8('pattern'),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.LengthOf('name', 1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.Object('min_bounds', structs.CharInfo),
	rq.Pad(4),
	rq.Object('max_bounds', structs.CharInfo),
	rq.Pad(4),
	rq.Card16('min_char_or_byte2'),
	rq.Card16('max_char_or_byte2'),
	rq.Card16('default_char'),
	rq.LengthOf('properties', 2),  
	rq.Card8('draw_direction'),
	rq.Card8('min_byte1'),
	rq.Card8('max_byte1'),
	rq.Card8('all_chars_exist'),
	rq.Int16('font_ascent'),
	rq.Int16('font_descent'),
	rq.Card32('replies_hint'),
	rq.List('properties', structs.FontProp),
	rq.String8('name'),
	)


    # Somebody must have smoked some really wicked weed when they
    # defined the ListFontsWithInfo request:
    # The server sends a reply for _each_ matching font...
    # It then sends a special reply (name length == 0) to indicate
    # that there are no more fonts in the reply.

    # This means that we have to do some special parsing to see if
    # we have got the end-of-reply reply.  If we haven't, we
    # have to reinsert the request in the front of the
    # display.sent_request queue to catch the next response.

    # Bastards.

    def __init__(self, *args, **keys):
	self._fonts = []
	apply(ReplyRequest.__init__, (self, ) + args, keys)

    def _parse_response(self, data):
	
	if ord(data[1]) == 0:
	    self._response_lock.acquire()
	    self._data = self._fonts
	    del self._fonts
	    self._response_lock.release()
	    return

	r, d = self._reply.parse_binary(data)
	self._fonts.append(r)

	self._display.sent_requests.insert(0, self)


    # Override the default __getattr__, since it isn't usable for
    # the list reply.  Instead provide a __getitem__ and a __len__.

    def __getattr__(self, attr):
	raise AttributeError(attr)

    def __getitem__(self, item):
	return self._data[item]

    def __len__(self):
	return len(self._data)

    
class SetFontPath(rq.Request):
    _request = rq.Struct(
	rq.Opcode(51),
	rq.Pad(1),
	rq.RequestLength(),
	rq.LengthOf('path', 2),
	rq.Pad(2),
	rq.List('path', rq.Str),
	)

class GetFontPath(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(52),
	rq.Pad(1),
	rq.RequestLength(),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.LengthOf('paths', 2),
	rq.Pad(22),
	rq.List('paths', rq.Str),
	)
    
class CreatePixmap(rq.Request):
    _request = rq.Struct(
	rq.Opcode(53),
	rq.Card8('depth'),
	rq.RequestLength(),
	rq.Pixmap('pid'),
	rq.Drawable('drawable'),
	rq.Card16('width'),
	rq.Card16('height'),
	)

class FreePixmap(rq.Request):
    _request = rq.Struct(
	rq.Opcode(54),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Pixmap('pixmap')
	)

class CreateGC(rq.Request):
    _request = rq.Struct(
	rq.Opcode(55),
	rq.Pad(1),
	rq.RequestLength(),
	rq.GC('cid'),
	rq.Drawable('drawable'),
	structs.GCValues('attrs'),
	)

class ChangeGC(rq.Request):
    _request = rq.Struct(
	rq.Opcode(56),
	rq.Pad(1),
	rq.RequestLength(),
	rq.GC('gc'),
	structs.GCValues('attrs'),
	)    

class CopyGC(rq.Request):
    _request = rq.Struct(
	rq.Opcode(57),
	rq.Pad(1),
	rq.RequestLength(),
	rq.GC('src_gc'),
	rq.GC('dst_gc'),
	rq.Card32('mask'),
	)    

class SetDashes(rq.Request):
    _request = rq.Struct(
	rq.Opcode(58),
	rq.Pad(1),
	rq.RequestLength(),
	rq.GC('gc'),
	rq.Card16('dash_offset'),
	rq.LengthOf('dashes', 2),
	rq.List('dashes', rq.Card8Obj),
	)    

class SetClipRectangles(rq.Request):
    _request = rq.Struct(
	rq.Opcode(59),
	rq.Set('ordering', 1, (X.Unsorted, X.YSorted, X.YXSorted, X.YXBanded)),
	rq.RequestLength(),
	rq.GC('gc'),
	rq.Int16('x_origin'),
	rq.Int16('y_origin'),
	rq.List('rectangles', structs.Rectangle),
	)    

class FreeGC(rq.Request):
    _request = rq.Struct(
	rq.Opcode(60),
	rq.Pad(1),
	rq.RequestLength(),
	rq.GC('gc')
	)

class ClearArea(rq.Request):
    _request = rq.Struct(
	rq.Opcode(61),
	rq.Bool('exposures'),
	rq.RequestLength(),
	rq.Window('window'),
	rq.Int16('x'),
	rq.Int16('y'),
	rq.Card16('width'),
	rq.Card16('height'),
	)

class CopyArea(rq.Request):
    _request = rq.Struct(
	rq.Opcode(62),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Drawable('src_drawable'),
	rq.Drawable('dst_drawable'),
	rq.GC('gc'),
	rq.Int16('src_x'),
	rq.Int16('src_y'),
	rq.Int16('dst_x'),
	rq.Int16('dst_y'),
	rq.Card16('width'),
	rq.Card16('height'),
	)    

class CopyPlane(rq.Request):
    _request = rq.Struct(
	rq.Opcode(63),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Drawable('src_drawable'),
	rq.Drawable('dst_drawable'),
	rq.GC('gc'),
	rq.Int16('src_x'),
	rq.Int16('src_y'),
	rq.Int16('dst_x'),
	rq.Int16('dst_y'),
	rq.Card16('width'),
	rq.Card16('height'),
	rq.Card32('bit_plane'),
	)    

class PolyPoint(rq.Request):
    _request = rq.Struct(
	rq.Opcode(64),
	rq.Set('coord_mode', 1, (X.CoordModeOrigin, X.CoordModePrevious)),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.GC('gc'),
	rq.List('points', structs.Point),
	)    

class PolyLine(rq.Request):
    _request = rq.Struct(
	rq.Opcode(65),
	rq.Set('coord_mode', 1, (X.CoordModeOrigin, X.CoordModePrevious)),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.GC('gc'),
	rq.List('points', structs.Point),
	)    


class PolySegment(rq.Request):
    _request = rq.Struct(
	rq.Opcode(66),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.GC('gc'),
	rq.List('segments', structs.Segment),
	)


class PolyRectangle(rq.Request):
    _request = rq.Struct(
	rq.Opcode(67),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.GC('gc'),
	rq.List('rectangles', structs.Rectangle),
	)    

class PolyArc(rq.Request):
    _request = rq.Struct(
	rq.Opcode(68),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.GC('gc'),
	rq.List('arcs', structs.Arc),
	)    

class FillPoly(rq.Request):
    _request = rq.Struct(
	rq.Opcode(69),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.GC('gc'),
	rq.Set('shape', 1, (X.Complex, X.Nonconvex, X.Convex)),
	rq.Set('coord_mode', 1, (X.CoordModeOrigin, X.CoordModePrevious)),
	rq.Pad(2),
	rq.List('points', structs.Point),
	)    

class PolyFillRectangle(rq.Request):
    _request = rq.Struct(
	rq.Opcode(70),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.GC('gc'),
	rq.List('rectangles', structs.Rectangle),
	)    

class PolyFillArc(rq.Request):
    _request = rq.Struct(
	rq.Opcode(71),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.GC('gc'),
	rq.List('arcs', structs.Arc),
	)    

class PutImage(rq.Request):
    _request = rq.Struct(
	rq.Opcode(72),
        rq.Set('format', 1, (X.XYBitmap, X.XYPixmap, X.ZPixmap)),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.GC('gc'),
	rq.Card16('width'),
	rq.Card16('height'),
	rq.Int16('dst_x'),
	rq.Int16('dst_y'),
	rq.Card8('left_pad'),
	rq.Card8('depth'),
	rq.Pad(2),
        rq.String8('data'),
	)    

class GetImage(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(73),
	rq.Set('format', 1, (X.XYPixmap, X.ZPixmap)),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.Int16('x'),
	rq.Int16('y'),
	rq.Card16('width'),
	rq.Card16('height'),
	rq.Card32('plane_mask'),
	)    

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.Card8('depth'),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.Card32('visual'),
	rq.Pad(20),
        rq.String8('data'),
	)
    
class PolyText8(rq.Request):
    _request = rq.Struct(
	rq.Opcode(74),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.GC('gc'),
	rq.Int16('x'),
	rq.Int16('y'),
	rq.TextElements8('items'),
	)    

class PolyText16(rq.Request):
    _request = rq.Struct(
	rq.Opcode(75),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.GC('gc'),
	rq.Int16('x'),
	rq.Int16('y'),		
	rq.TextElements16('items'),
	)    

class ImageText8(rq.Request):
    _request = rq.Struct(
	rq.Opcode(76),
	rq.LengthOf('string', 1),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.GC('gc'),
	rq.Int16('x'),
	rq.Int16('y'),
	rq.String8('string'),
	)    

class ImageText16(rq.Request):
    _request = rq.Struct(
	rq.Opcode(77),
	rq.LengthOf('string', 1),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.GC('gc'),
	rq.Int16('x'),
	rq.Int16('y'),
	rq.String16('string'),
	)    

class CreateColormap(rq.Request):
    _request = rq.Struct(
	rq.Opcode(78),
	rq.Set('alloc', 1, (X.AllocNone, X.AllocAll)),
	rq.RequestLength(),
	rq.Colormap('mid'),
	rq.Window('window'),
	rq.Card32('visual'),
	)    

class FreeColormap(rq.Request):
    _request = rq.Struct(
	rq.Opcode(79),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Colormap('cmap')
	)

class CopyColormapAndFree(rq.Request):
    _request = rq.Struct(
	rq.Opcode(80),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Colormap('mid'),
	rq.Colormap('src_cmap'),
	)    

class InstallColormap(rq.Request):
    _request = rq.Struct(
	rq.Opcode(81),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Colormap('cmap')
	)

class UninstallColormap(rq.Request):
    _request = rq.Struct(
	rq.Opcode(82),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Colormap('cmap')
	)

class ListInstalledColormaps(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(83),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window')
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.LengthOf('cmaps', 2),
	rq.Pad(22),
	rq.List('cmaps', rq.ColormapObj),
	)
    
class AllocColor(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(84),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Colormap('cmap'),
	rq.Card16('red'),
	rq.Card16('green'),
	rq.Card16('blue'),
	rq.Pad(2),
	)    

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1), 
	rq.Card16('sequence_number'),
	rq.ReplyLength(),   
	rq.Card16('red'),
	rq.Card16('green'),
	rq.Card16('blue'),
	rq.Pad(2),
	rq.Card32('pixel'),
	rq.Pad(12),
	)
    
class AllocNamedColor(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(85),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Colormap('cmap'),
	rq.LengthOf('name', 2),  
	rq.Pad(2),
	rq.String8('name'),
	)    

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.Card32('pixel'),
	rq.Card16('exact_red'),
	rq.Card16('exact_green'),
	rq.Card16('exact_blue'),
	rq.Card16('screen_red'),
	rq.Card16('screen_green'),
	rq.Card16('screen_blue'),
	rq.Pad(8),
	)
    
class AllocColorCells(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(86),
	rq.Bool('contiguous'),
	rq.RequestLength(),
	rq.Colormap('cmap'),
	rq.Card16('colors'),
	rq.Card16('planes'),
	)    

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.LengthOf('pixels', 2),
	rq.LengthOf('masks', 2),
	rq.Pad(20),
	rq.List('pixels', rq.Card32Obj),
	rq.List('masks', rq.Card32Obj),
	)
    
class AllocColorPlanes(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(87),
	rq.Bool('contiguous'),
	rq.RequestLength(),
	rq.Colormap('cmap'),
	rq.Card16('colors'),
	rq.Card16('red'),
	rq.Card16('green'),
	rq.Card16('blue'),
	)    

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1), 
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.LengthOf('pixels', 2),
	rq.Pad(2),
	rq.Card32('red_mask'),
	rq.Card32('green_mask'),
	rq.Card32('blue_mask'),
	rq.Pad(8),
	rq.List('pixels', rq.Card32Obj),
	)
    
class FreeColors(rq.Request):
    _request = rq.Struct(
	rq.Opcode(88),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Colormap('cmap'),
	rq.Card32('plane_mask'),
	rq.List('pixels', rq.Card32Obj),
	)    

class StoreColors(rq.Request):
    _request = rq.Struct(
	rq.Opcode(89),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Colormap('cmap'),
	rq.List('items', structs.ColorItem),
	)    

class StoreNamedColor(rq.Request):
    _request = rq.Struct(
	rq.Opcode(90),
	rq.Card8('flags'),   
	rq.RequestLength(),
	rq.Colormap('cmap'),
	rq.Card32('pixel'),
	rq.LengthOf('name', 2),
	rq.Pad(2),
	rq.String8('name'),
	)

class QueryColors(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(91),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Colormap('cmap'),
	rq.List('pixels', rq.Card32Obj),
	)    

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1), 
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.LengthOf('colors', 2),
	rq.Pad(22),
	rq.List('colors', structs.RGB),
	)
    
class LookupColor(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(92),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Colormap('cmap'),
	rq.LengthOf('name', 2),  
	rq.Pad(2),
	rq.String8('name'),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.Card16('exact_red'),
	rq.Card16('exact_green'),
	rq.Card16('exact_blue'),
	rq.Card16('screen_red'),
	rq.Card16('screen_green'),
	rq.Card16('screen_blue'),
	rq.Pad(12),
	)
    

class CreateCursor(rq.Request):
    _request = rq.Struct(
	rq.Opcode(93),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Cursor('cid'),
	rq.Pixmap('source'),
	rq.Pixmap('mask'),
	rq.Card16('fore_red'),
	rq.Card16('fore_green'),
	rq.Card16('fore_blue'),
	rq.Card16('back_red'),
	rq.Card16('back_green'),
	rq.Card16('back_blue'),
	rq.Card16('x'),
	rq.Card16('y'),
	)    

class CreateGlyphCursor(rq.Request):
    _request = rq.Struct(
	rq.Opcode(94),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Cursor('cid'),
	rq.Font('source'),
	rq.Font('mask'),
	rq.Card16('source_char'),
	rq.Card16('mask_char'),
	rq.Card16('fore_red'),
	rq.Card16('fore_green'),
	rq.Card16('fore_blue'),
	rq.Card16('back_red'),
	rq.Card16('back_green'),
	rq.Card16('back_blue'),
	)    

class FreeCursor(rq.Request):
    _request = rq.Struct(
	rq.Opcode(95),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Cursor('cursor')
	)

class RecolorCursor(rq.Request):
    _request = rq.Struct(
	rq.Opcode(96),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Cursor('cursor'),
	rq.Card16('fore_red'),
	rq.Card16('fore_green'),
	rq.Card16('fore_blue'),
	rq.Card16('back_red'),
	rq.Card16('back_green'),
	rq.Card16('back_blue'),
	)    

class QueryBestSize(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(97),
	rq.Set('item_class', 1, (X.CursorShape, X.TileShape, X.StippleShape)),
	rq.RequestLength(),
	rq.Drawable('drawable'),
	rq.Card16('width'),
	rq.Card16('height'),
	)    

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.Card16('width'),
	rq.Card16('height'),
	rq.Pad(20),
	)
    
class QueryExtension(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(98),
	rq.Pad(1),
	rq.RequestLength(),
	rq.LengthOf('name', 2),  
	rq.Pad(2),
	rq.String8('name'),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(), 
	rq.Card8('present'),
	rq.Card8('major_opcode'),
	rq.Card8('first_event'),
	rq.Card8('first_error'),
	rq.Pad(20),
	)
    
class ListExtensions(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(99),
	rq.Pad(1),
	rq.RequestLength(),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.LengthOf('names', 1),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.Pad(24),
	rq.List('names', rq.Str),
	)
    
class ChangeKeyboardMapping(rq.Request):
    _request = rq.Struct(
	rq.Opcode(100),
	rq.LengthOf('keysyms', 1),
	rq.RequestLength(),
	rq.Card8('first_keycode'),
	rq.Format('keysyms', 1),
	rq.Pad(2),
	rq.KeyboardMapping('keysyms'),
	)

class GetKeyboardMapping(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(101),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Card8('first_keycode'),
	rq.Card8('count'),
	rq.Pad(2),
	)    

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Format('keysyms', 1),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.Pad(24),
	rq.KeyboardMapping('keysyms'),
	)
    
	
class ChangeKeyboardControl(rq.Request):
    _request = rq.Struct(
	rq.Opcode(102),
	rq.Pad(1),
	rq.RequestLength(),
	rq.ValueList( 'attrs', 4, 0,
		      rq.Int8('key_click_percent'),
		      rq.Int8('bell_percent'),
		      rq.Int16('bell_pitch'),
		      rq.Int16('bell_duration'),
		      rq.Card8('led'),
		      rq.Set('led_mode', 1, (X.LedModeOff, X.LedModeOn)),
		      rq.Card8('key'),
		      rq.Set('auto_repeat_mode', 1, (X.AutoRepeatModeOff,
						     X.AutoRepeatModeOn,
						     X.AutoRepeatModeDefault))
		      )
	)    

class GetKeyboardControl(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(103),
	rq.Pad(1),
	rq.RequestLength(),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.Card8('global_auto_repeat'),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.Card32('led_mask'),
	rq.Card8('key_click_percent'),
	rq.Card8('bell_percent'),
	rq.Card16('bell_pitch'),
	rq.Card16('bell_duration'),
	rq.Pad(2),
	rq.List('auto_repeats', rq.Card32Obj),  
	)
    
class Bell(rq.Request):
    _request = rq.Struct(
	rq.Opcode(104),
	rq.Int8('percent'),  
	rq.RequestLength(),
	)    

class ChangePointerControl(rq.Request):
    _request = rq.Struct(
	rq.Opcode(105),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Int16('accel_num'),
	rq.Int16('accel_denum'),
	rq.Int16('threshold'),             
	rq.Bool('do_accel'),
	rq.Bool('do_thresh'),
	)    

class GetPointerControl(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(106),
	rq.Pad(1),
	rq.RequestLength(),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.Card16('accel_num'),
	rq.Card16('accel_denom'),
	rq.Card16('threshold'),
	rq.Pad(18),
	)
    
class SetScreenSaver(rq.Request):
    _request = rq.Struct(
	rq.Opcode(107),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Int16('timeout'),
	rq.Int16('interval'),
	rq.Set('prefer_blank', 1, (X.DontPreferBlanking,
				   X.PreferBlanking,
				   X.DefaultBlanking)),
	rq.Set('allow_exposures', 1, (X.DontAllowExposures,
				      X.AllowExposures,
				      X.DefaultExposures)),
	rq.Pad(2),
	)    

class GetScreenSaver(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(108),
	rq.Pad(1),
	rq.RequestLength(),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Pad(1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),  
	rq.Card16('timeout'),
	rq.Card16('interval'),
	rq.Card8('prefer_blanking'),
	rq.Card8('allow_exposures'),
	rq.Pad(18),
	)
    
class ChangeHosts(rq.Request):
    _request = rq.Struct(
	rq.Opcode(109),
	rq.Set('mode', 1, (X.HostInsert, X.HostDelete)),
	rq.RequestLength(),
	rq.Set('host_family', 1, (X.FamilyInternet, X.FamilyDECnet, X.FamilyChaos)),
	rq.Pad(1),
	rq.LengthOf('host', 2),
	rq.List('host', rq.Card8Obj)
	)    

class ListHosts(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(110),
	rq.Pad(1),
	rq.RequestLength(),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.Card8('mode'),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.LengthOf('hosts', 2),
	rq.Pad(22),
	rq.List('hosts', structs.Host),
	)
    
class SetAccessControl(rq.Request):
    _request = rq.Struct(
	rq.Opcode(111),
	rq.Set('mode', 1, (X.DisableAccess, X.EnableAccess)),
	rq.RequestLength(),
	)

class SetCloseDownMode(rq.Request):
    _request = rq.Struct(
	rq.Opcode(112),
	rq.Set('mode', 1, (X.DestroyAll, X.RetainPermanent, X.RetainTemporary)),
	rq.RequestLength(),
	)

class KillClient(rq.Request):
    _request = rq.Struct(
	rq.Opcode(113),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Resource('resource')
	)

class RotateProperties(rq.Request):
    _request = rq.Struct(
	rq.Opcode(114),
	rq.Pad(1),
	rq.RequestLength(),
	rq.Window('window'),
	rq.LengthOf('properties', 2),
	rq.Int16('delta'),
	rq.List('properties', rq.Card32Obj),
	)

class ForceScreenSaver(rq.Request):
    _request = rq.Struct(
	rq.Opcode(115),
	rq.Set('mode', 1, (X.ScreenSaverReset, X.ScreenSaverActive)),
	rq.RequestLength(),
	)

class SetPointerMapping(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(116),
	rq.LengthOf('map', 1),  
	rq.RequestLength(),
	rq.List('map', rq.Card8Obj),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Card8('status'),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.Pad(24),
	)
    
class GetPointerMapping(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(117),
	rq.Pad(1),
	rq.RequestLength(),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),  
	rq.LengthOf('map', 1),  
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.Pad(24),
	rq.List('map', rq.Card8Obj),
	)
    
class SetModifierMapping(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(118),
	rq.Format('keycodes', 1),
	rq.RequestLength(),
	rq.ModifierMapping('keycodes')
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Card8('status'),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.Pad(24),
	)
    
class GetModifierMapping(rq.ReplyRequest):
    _request = rq.Struct(
	rq.Opcode(119),
	rq.Pad(1),
	rq.RequestLength(),
	)

    _reply = rq.Struct(
	rq.ReplyCode(),
	rq.Format('keycodes', 1),
	rq.Card16('sequence_number'),
	rq.ReplyLength(),
	rq.Pad(24),
	rq.ModifierMapping('keycodes')
	)
    
class NoOperation(rq.Request):
    _request = rq.Struct(
	rq.Opcode(127),
	rq.Pad(1),
	rq.RequestLength(),
	)


major_codes = {
    1: CreateWindow,
    2: ChangeWindowAttributes,
    3: GetWindowAttributes,
    4: DestroyWindow,
    5: DestroySubWindows,
    6: ChangeSaveSet,
    7: ReparentWindow,
    8: MapWindow,
    9: MapSubwindows,
    10: UnmapWindow,
    11: UnmapSubwindows,
    12: ConfigureWindow,
    13: CirculateWindow,
    14: GetGeometry,
    15: QueryTree,
    16: InternAtom,
    17: GetAtomName,
    18: ChangeProperty,
    19: DeleteProperty,
    20: GetProperty,
    21: ListProperties,
    22: SetSelectionOwner,
    23: GetSelectionOwner,
    24: ConvertSelection,
    25: SendEvent,
    26: GrabPointer,
    27: UngrabPointer,
    28: GrabButton,
    29: UngrabButton,
    30: ChangeActivePointerGrab,
    31: GrabKeyboard,
    32: UngrabKeyboard,
    33: GrabKey,
    34: UngrabKey,
    35: AllowEvents,
    36: GrabServer,
    37: UngrabServer,
    38: QueryPointer,
    39: GetMotionEvents,
    40: TranslateCoords,
    41: WarpPointer,
    42: SetInputFocus,
    43: GetInputFocus,
    44: QueryKeymap,
    45: OpenFont,
    46: CloseFont,
    47: QueryFont,
    48: QueryTextExtents,
    49: ListFonts,
    50: ListFontsWithInfo,
    51: SetFontPath,
    52: GetFontPath,
    53: CreatePixmap,
    54: FreePixmap,
    55: CreateGC,
    56: ChangeGC,
    57: CopyGC,
    58: SetDashes,
    59: SetClipRectangles,
    60: FreeGC,
    61: ClearArea,
    62: CopyArea,
    63: CopyPlane,
    64: PolyPoint,
    65: PolyLine,
    66: PolySegment,
    67: PolyRectangle,
    68: PolyArc,
    69: FillPoly,
    70: PolyFillRectangle,
    71: PolyFillArc,
    72: PutImage,
    73: GetImage,
    74: PolyText8,
    75: PolyText16,
    76: ImageText8,
    77: ImageText16,
    78: CreateColormap,
    79: FreeColormap,
    80: CopyColormapAndFree,
    81: InstallColormap,
    82: UninstallColormap,
    83: ListInstalledColormaps,
    84: AllocColor,
    85: AllocNamedColor,
    86: AllocColorCells,
    87: AllocColorPlanes,
    88: FreeColors,
    89: StoreColors,
    90: StoreNamedColor,
    91: QueryColors,
    92: LookupColor,
    93: CreateCursor,
    94: CreateGlyphCursor,
    95: FreeCursor,
    96: RecolorCursor,
    97: QueryBestSize,
    98: QueryExtension,
    99: ListExtensions,
    100: ChangeKeyboardMapping,
    101: GetKeyboardMapping,
    102: ChangeKeyboardControl,
    103: GetKeyboardControl,
    104: Bell,
    105: ChangePointerControl,
    106: GetPointerControl,
    107: SetScreenSaver,
    108: GetScreenSaver,
    109: ChangeHosts,
    110: ListHosts,
    111: SetAccessControl,
    112: SetCloseDownMode,
    113: KillClient,
    114: RotateProperties,
    115: ForceScreenSaver,
    116: SetPointerMapping,
    117: GetPointerMapping,
    118: SetModifierMapping,
    119: GetModifierMapping,
    127: NoOperation,
    }