holy toldeo... things might actually be working

1 files changed, 11215 insertions, 0 deletions

diff --git a/nexgb/xproto.go b/nexgb/xproto.go
new file mode 100644
index 0000000..3317b51
--- /dev/null
+++ b/nexgb/xproto.go
@@ -0,0 +1,11215 @@
+package xgb
+
+/*
+	This file was generated by xproto.xml on May 3 2012 12:48:47am EDT.
+	This file is automatically generated. Edit at your peril!
+*/
+
+// Skipping definition for base type 'Float'
+
+// Skipping definition for base type 'Id'
+
+// Skipping definition for base type 'Card8'
+
+// Skipping definition for base type 'Int16'
+
+// Skipping definition for base type 'Int32'
+
+// Skipping definition for base type 'Void'
+
+// Skipping definition for base type 'Byte'
+
+// Skipping definition for base type 'Int8'
+
+// Skipping definition for base type 'Card16'
+
+// Skipping definition for base type 'Char'
+
+// Skipping definition for base type 'Card32'
+
+// Skipping definition for base type 'Double'
+
+// Skipping definition for base type 'Bool'
+
+const (
+	VisualClassStaticGray  = 0
+	VisualClassGrayScale   = 1
+	VisualClassStaticColor = 2
+	VisualClassPseudoColor = 3
+	VisualClassTrueColor   = 4
+	VisualClassDirectColor = 5
+)
+
+const (
+	EventMaskNoEvent              = 0
+	EventMaskKeyPress             = 1
+	EventMaskKeyRelease           = 2
+	EventMaskButtonPress          = 4
+	EventMaskButtonRelease        = 8
+	EventMaskEnterWindow          = 16
+	EventMaskLeaveWindow          = 32
+	EventMaskPointerMotion        = 64
+	EventMaskPointerMotionHint    = 128
+	EventMaskButton1Motion        = 256
+	EventMaskButton2Motion        = 512
+	EventMaskButton3Motion        = 1024
+	EventMaskButton4Motion        = 2048
+	EventMaskButton5Motion        = 4096
+	EventMaskButtonMotion         = 8192
+	EventMaskKeymapState          = 16384
+	EventMaskExposure             = 32768
+	EventMaskVisibilityChange     = 65536
+	EventMaskStructureNotify      = 131072
+	EventMaskResizeRedirect       = 262144
+	EventMaskSubstructureNotify   = 524288
+	EventMaskSubstructureRedirect = 1048576
+	EventMaskFocusChange          = 2097152
+	EventMaskPropertyChange       = 4194304
+	EventMaskColorMapChange       = 8388608
+	EventMaskOwnerGrabButton      = 16777216
+)
+
+const (
+	BackingStoreNotUseful  = 0
+	BackingStoreWhenMapped = 1
+	BackingStoreAlways     = 2
+)
+
+const (
+	ImageOrderLSBFirst = 0
+	ImageOrderMSBFirst = 1
+)
+
+const (
+	ModMaskShift   = 1
+	ModMaskLock    = 2
+	ModMaskControl = 4
+	ModMask1       = 8
+	ModMask2       = 16
+	ModMask3       = 32
+	ModMask4       = 64
+	ModMask5       = 128
+	ModMaskAny     = 32768
+)
+
+const (
+	KeyButMaskShift   = 1
+	KeyButMaskLock    = 2
+	KeyButMaskControl = 4
+	KeyButMaskMod1    = 8
+	KeyButMaskMod2    = 16
+	KeyButMaskMod3    = 32
+	KeyButMaskMod4    = 64
+	KeyButMaskMod5    = 128
+	KeyButMaskButton1 = 256
+	KeyButMaskButton2 = 512
+	KeyButMaskButton3 = 1024
+	KeyButMaskButton4 = 2048
+	KeyButMaskButton5 = 4096
+)
+
+const (
+	WindowNone = 0
+)
+
+const (
+	ButtonMask1   = 256
+	ButtonMask2   = 512
+	ButtonMask3   = 1024
+	ButtonMask4   = 2048
+	ButtonMask5   = 4096
+	ButtonMaskAny = 32768
+)
+
+const (
+	MotionNormal = 0
+	MotionHint   = 1
+)
+
+const (
+	NotifyDetailAncestor         = 0
+	NotifyDetailVirtual          = 1
+	NotifyDetailInferior         = 2
+	NotifyDetailNonlinear        = 3
+	NotifyDetailNonlinearVirtual = 4
+	NotifyDetailPointer          = 5
+	NotifyDetailPointerRoot      = 6
+	NotifyDetailNone             = 7
+)
+
+const (
+	NotifyModeNormal       = 0
+	NotifyModeGrab         = 1
+	NotifyModeUngrab       = 2
+	NotifyModeWhileGrabbed = 3
+)
+
+const (
+	VisibilityUnobscured        = 0
+	VisibilityPartiallyObscured = 1
+	VisibilityFullyObscured     = 2
+)
+
+const (
+	PlaceOnTop    = 0
+	PlaceOnBottom = 1
+)
+
+const (
+	PropertyNewValue = 0
+	PropertyDelete   = 1
+)
+
+const (
+	TimeCurrentTime = 0
+)
+
+const (
+	AtomNone               = 0
+	AtomAny                = 0
+	AtomPrimary            = 1
+	AtomSecondary          = 2
+	AtomArc                = 3
+	AtomAtom               = 4
+	AtomBitmap             = 5
+	AtomCardinal           = 6
+	AtomColormap           = 7
+	AtomCursor             = 8
+	AtomCutBuffer0         = 9
+	AtomCutBuffer1         = 10
+	AtomCutBuffer2         = 11
+	AtomCutBuffer3         = 12
+	AtomCutBuffer4         = 13
+	AtomCutBuffer5         = 14
+	AtomCutBuffer6         = 15
+	AtomCutBuffer7         = 16
+	AtomDrawable           = 17
+	AtomFont               = 18
+	AtomInteger            = 19
+	AtomPixmap             = 20
+	AtomPoint              = 21
+	AtomRectangle          = 22
+	AtomResourceManager    = 23
+	AtomRgbColorMap        = 24
+	AtomRgbBestMap         = 25
+	AtomRgbBlueMap         = 26
+	AtomRgbDefaultMap      = 27
+	AtomRgbGrayMap         = 28
+	AtomRgbGreenMap        = 29
+	AtomRgbRedMap          = 30
+	AtomString             = 31
+	AtomVisualid           = 32
+	AtomWindow             = 33
+	AtomWmCommand          = 34
+	AtomWmHints            = 35
+	AtomWmClientMachine    = 36
+	AtomWmIconName         = 37
+	AtomWmIconSize         = 38
+	AtomWmName             = 39
+	AtomWmNormalHints      = 40
+	AtomWmSizeHints        = 41
+	AtomWmZoomHints        = 42
+	AtomMinSpace           = 43
+	AtomNormSpace          = 44
+	AtomMaxSpace           = 45
+	AtomEndSpace           = 46
+	AtomSuperscriptX       = 47
+	AtomSuperscriptY       = 48
+	AtomSubscriptX         = 49
+	AtomSubscriptY         = 50
+	AtomUnderlinePosition  = 51
+	AtomUnderlineThickness = 52
+	AtomStrikeoutAscent    = 53
+	AtomStrikeoutDescent   = 54
+	AtomItalicAngle        = 55
+	AtomXHeight            = 56
+	AtomQuadWidth          = 57
+	AtomWeight             = 58
+	AtomPointSize          = 59
+	AtomResolution         = 60
+	AtomCopyright          = 61
+	AtomNotice             = 62
+	AtomFontName           = 63
+	AtomFamilyName         = 64
+	AtomFullName           = 65
+	AtomCapHeight          = 66
+	AtomWmClass            = 67
+	AtomWmTransientFor     = 68
+)
+
+const (
+	ColormapStateUninstalled = 0
+	ColormapStateInstalled   = 1
+)
+
+const (
+	ColormapNone = 0
+)
+
+const (
+	MappingModifier = 0
+	MappingKeyboard = 1
+	MappingPointer  = 2
+)
+
+const (
+	WindowClassCopyFromParent = 0
+	WindowClassInputOutput    = 1
+	WindowClassInputOnly      = 2
+)
+
+const (
+	CwBackPixmap       = 1
+	CwBackPixel        = 2
+	CwBorderPixmap     = 4
+	CwBorderPixel      = 8
+	CwBitGravity       = 16
+	CwWinGravity       = 32
+	CwBackingStore     = 64
+	CwBackingPlanes    = 128
+	CwBackingPixel     = 256
+	CwOverrideRedirect = 512
+	CwSaveUnder        = 1024
+	CwEventMask        = 2048
+	CwDontPropagate    = 4096
+	CwColormap         = 8192
+	CwCursor           = 16384
+)
+
+const (
+	BackPixmapNone           = 0
+	BackPixmapParentRelative = 1
+)
+
+const (
+	GravityBitForget = 0
+	GravityWinUnmap  = 0
+	GravityNorthWest = 1
+	GravityNorth     = 2
+	GravityNorthEast = 3
+	GravityWest      = 4
+	GravityCenter    = 5
+	GravityEast      = 6
+	GravitySouthWest = 7
+	GravitySouth     = 8
+	GravitySouthEast = 9
+	GravityStatic    = 10
+)
+
+const (
+	MapStateUnmapped   = 0
+	MapStateUnviewable = 1
+	MapStateViewable   = 2
+)
+
+const (
+	SetModeInsert = 0
+	SetModeDelete = 1
+)
+
+const (
+	ConfigWindowX           = 1
+	ConfigWindowY           = 2
+	ConfigWindowWidth       = 4
+	ConfigWindowHeight      = 8
+	ConfigWindowBorderWidth = 16
+	ConfigWindowSibling     = 32
+	ConfigWindowStackMode   = 64
+)
+
+const (
+	StackModeAbove    = 0
+	StackModeBelow    = 1
+	StackModeTopIf    = 2
+	StackModeBottomIf = 3
+	StackModeOpposite = 4
+)
+
+const (
+	CirculateRaiseLowest  = 0
+	CirculateLowerHighest = 1
+)
+
+const (
+	PropModeReplace = 0
+	PropModePrepend = 1
+	PropModeAppend  = 2
+)
+
+const (
+	GetPropertyTypeAny = 0
+)
+
+const (
+	SendEventDestPointerWindow = 0
+	SendEventDestItemFocus     = 1
+)
+
+const (
+	GrabModeSync  = 0
+	GrabModeAsync = 1
+)
+
+const (
+	GrabStatusSuccess        = 0
+	GrabStatusAlreadyGrabbed = 1
+	GrabStatusInvalidTime    = 2
+	GrabStatusNotViewable    = 3
+	GrabStatusFrozen         = 4
+)
+
+const (
+	CursorNone = 0
+)
+
+const (
+	ButtonIndexAny = 0
+	ButtonIndex1   = 1
+	ButtonIndex2   = 2
+	ButtonIndex3   = 3
+	ButtonIndex4   = 4
+	ButtonIndex5   = 5
+)
+
+const (
+	GrabAny = 0
+)
+
+const (
+	AllowAsyncPointer   = 0
+	AllowSyncPointer    = 1
+	AllowReplayPointer  = 2
+	AllowAsyncKeyboard  = 3
+	AllowSyncKeyboard   = 4
+	AllowReplayKeyboard = 5
+	AllowAsyncBoth      = 6
+	AllowSyncBoth       = 7
+)
+
+const (
+	InputFocusNone           = 0
+	InputFocusPointerRoot    = 1
+	InputFocusParent         = 2
+	InputFocusFollowKeyboard = 3
+)
+
+const (
+	FontDrawLeftToRight = 0
+	FontDrawRightToLeft = 1
+)
+
+const (
+	GcFunction           = 1
+	GcPlaneMask          = 2
+	GcForeground         = 4
+	GcBackground         = 8
+	GcLineWidth          = 16
+	GcLineStyle          = 32
+	GcCapStyle           = 64
+	GcJoinStyle          = 128
+	GcFillStyle          = 256
+	GcFillRule           = 512
+	GcTile               = 1024
+	GcStipple            = 2048
+	GcTileStippleOriginX = 4096
+	GcTileStippleOriginY = 8192
+	GcFont               = 16384
+	GcSubwindowMode      = 32768
+	GcGraphicsExposures  = 65536
+	GcClipOriginX        = 131072
+	GcClipOriginY        = 262144
+	GcClipMask           = 524288
+	GcDashOffset         = 1048576
+	GcDashList           = 2097152
+	GcArcMode            = 4194304
+)
+
+const (
+	GxClear        = 0
+	GxAnd          = 1
+	GxAndReverse   = 2
+	GxCopy         = 3
+	GxAndInverted  = 4
+	GxNoop         = 5
+	GxXor          = 6
+	GxOr           = 7
+	GxNor          = 8
+	GxEquiv        = 9
+	GxInvert       = 10
+	GxOrReverse    = 11
+	GxCopyInverted = 12
+	GxOrInverted   = 13
+	GxNand         = 14
+	GxSet          = 15
+)
+
+const (
+	LineStyleSolid      = 0
+	LineStyleOnOffDash  = 1
+	LineStyleDoubleDash = 2
+)
+
+const (
+	CapStyleNotLast    = 0
+	CapStyleButt       = 1
+	CapStyleRound      = 2
+	CapStyleProjecting = 3
+)
+
+const (
+	JoinStyleMiter = 0
+	JoinStyleRound = 1
+	JoinStyleBevel = 2
+)
+
+const (
+	FillStyleSolid          = 0
+	FillStyleTiled          = 1
+	FillStyleStippled       = 2
+	FillStyleOpaqueStippled = 3
+)
+
+const (
+	FillRuleEvenOdd = 0
+	FillRuleWinding = 1
+)
+
+const (
+	SubwindowModeClipByChildren   = 0
+	SubwindowModeIncludeInferiors = 1
+)
+
+const (
+	ArcModeChord    = 0
+	ArcModePieSlice = 1
+)
+
+const (
+	ClipOrderingUnsorted = 0
+	ClipOrderingYSorted  = 1
+	ClipOrderingYXSorted = 2
+	ClipOrderingYXBanded = 3
+)
+
+const (
+	CoordModeOrigin   = 0
+	CoordModePrevious = 1
+)
+
+const (
+	PolyShapeComplex   = 0
+	PolyShapeNonconvex = 1
+	PolyShapeConvex    = 2
+)
+
+const (
+	ImageFormatXYBitmap = 0
+	ImageFormatXYPixmap = 1
+	ImageFormatZPixmap  = 2
+)
+
+const (
+	ColormapAllocNone = 0
+	ColormapAllocAll  = 1
+)
+
+const (
+	ColorFlagRed   = 1
+	ColorFlagGreen = 2
+	ColorFlagBlue  = 4
+)
+
+const (
+	PixmapNone = 0
+)
+
+const (
+	FontNone = 0
+)
+
+const (
+	QueryShapeOfLargestCursor  = 0
+	QueryShapeOfFastestTile    = 1
+	QueryShapeOfFastestStipple = 2
+)
+
+const (
+	KbKeyClickPercent = 1
+	KbBellPercent     = 2
+	KbBellPitch       = 4
+	KbBellDuration    = 8
+	KbLed             = 16
+	KbLedMode         = 32
+	KbKey             = 64
+	KbAutoRepeatMode  = 128
+)
+
+const (
+	LedModeOff = 0
+	LedModeOn  = 1
+)
+
+const (
+	AutoRepeatModeOff     = 0
+	AutoRepeatModeOn      = 1
+	AutoRepeatModeDefault = 2
+)
+
+const (
+	BlankingNotPreferred = 0
+	BlankingPreferred    = 1
+	BlankingDefault      = 2
+)
+
+const (
+	ExposuresNotAllowed = 0
+	ExposuresAllowed    = 1
+	ExposuresDefault    = 2
+)
+
+const (
+	HostModeInsert = 0
+	HostModeDelete = 1
+)
+
+const (
+	FamilyInternet          = 0
+	FamilyDECnet            = 1
+	FamilyChaos             = 2
+	FamilyServerInterpreted = 5
+	FamilyInternet6         = 6
+)
+
+const (
+	AccessControlDisable = 0
+	AccessControlEnable  = 1
+)
+
+const (
+	CloseDownDestroyAll      = 0
+	CloseDownRetainPermanent = 1
+	CloseDownRetainTemporary = 2
+)
+
+const (
+	KillAllTemporary = 0
+)
+
+const (
+	ScreenSaverReset  = 0
+	ScreenSaverActive = 1
+)
+
+const (
+	MappingStatusSuccess = 0
+	MappingStatusBusy    = 1
+	MappingStatusFailure = 2
+)
+
+const (
+	MapIndexShift   = 0
+	MapIndexLock    = 1
+	MapIndexControl = 2
+	MapIndex1       = 3
+	MapIndex2       = 4
+	MapIndex3       = 5
+	MapIndex4       = 6
+	MapIndex5       = 7
+)
+
+// Skipping resource definition of 'Window'
+
+// Skipping resource definition of 'Pixmap'
+
+// Skipping resource definition of 'Cursor'
+
+// Skipping resource definition of 'Font'
+
+// Skipping resource definition of 'Gcontext'
+
+// Skipping resource definition of 'Colormap'
+
+// Skipping resource definition of 'Atom'
+
+// Skipping resource definition of 'Drawable'
+
+// Skipping resource definition of 'Fontable'
+
+type Visualid uint32
+
+type Timestamp uint32
+
+type Keysym uint32
+
+type Keycode byte
+
+type Button byte
+
+// 'Char2b' struct definition
+// Size: 2
+type Char2b struct {
+	Byte1 byte
+	Byte2 byte
+}
+
+// Struct read Char2b
+func ReadChar2b(buf []byte, v *Char2b) int {
+	b := 0
+
+	v.Byte1 = buf[b]
+	b += 1
+
+	v.Byte2 = buf[b]
+	b += 1
+
+	return b
+}
+
+// Struct list read Char2b
+func ReadChar2bList(buf []byte, dest []Char2b) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = Char2b{}
+		b += ReadChar2b(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write Char2b
+func (v Char2b) Bytes() []byte {
+	buf := make([]byte, 2)
+	b := 0
+
+	buf[b] = v.Byte1
+	b += 1
+
+	buf[b] = v.Byte2
+	b += 1
+
+	return buf
+}
+
+// Write struct list Char2b
+func Char2bListBytes(buf []byte, list []Char2b) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// 'Point' struct definition
+// Size: 4
+type Point struct {
+	X int16
+	Y int16
+}
+
+// Struct read Point
+func ReadPoint(buf []byte, v *Point) int {
+	b := 0
+
+	v.X = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Y = int16(Get16(buf[b:]))
+	b += 2
+
+	return b
+}
+
+// Struct list read Point
+func ReadPointList(buf []byte, dest []Point) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = Point{}
+		b += ReadPoint(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write Point
+func (v Point) Bytes() []byte {
+	buf := make([]byte, 4)
+	b := 0
+
+	Put16(buf[b:], uint16(v.X))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Y))
+	b += 2
+
+	return buf
+}
+
+// Write struct list Point
+func PointListBytes(buf []byte, list []Point) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// 'Rectangle' struct definition
+// Size: 8
+type Rectangle struct {
+	X      int16
+	Y      int16
+	Width  uint16
+	Height uint16
+}
+
+// Struct read Rectangle
+func ReadRectangle(buf []byte, v *Rectangle) int {
+	b := 0
+
+	v.X = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Y = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Width = Get16(buf[b:])
+	b += 2
+
+	v.Height = Get16(buf[b:])
+	b += 2
+
+	return b
+}
+
+// Struct list read Rectangle
+func ReadRectangleList(buf []byte, dest []Rectangle) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = Rectangle{}
+		b += ReadRectangle(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write Rectangle
+func (v Rectangle) Bytes() []byte {
+	buf := make([]byte, 8)
+	b := 0
+
+	Put16(buf[b:], uint16(v.X))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Y))
+	b += 2
+
+	Put16(buf[b:], v.Width)
+	b += 2
+
+	Put16(buf[b:], v.Height)
+	b += 2
+
+	return buf
+}
+
+// Write struct list Rectangle
+func RectangleListBytes(buf []byte, list []Rectangle) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// 'Arc' struct definition
+// Size: 12
+type Arc struct {
+	X      int16
+	Y      int16
+	Width  uint16
+	Height uint16
+	Angle1 int16
+	Angle2 int16
+}
+
+// Struct read Arc
+func ReadArc(buf []byte, v *Arc) int {
+	b := 0
+
+	v.X = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Y = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Width = Get16(buf[b:])
+	b += 2
+
+	v.Height = Get16(buf[b:])
+	b += 2
+
+	v.Angle1 = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Angle2 = int16(Get16(buf[b:]))
+	b += 2
+
+	return b
+}
+
+// Struct list read Arc
+func ReadArcList(buf []byte, dest []Arc) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = Arc{}
+		b += ReadArc(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write Arc
+func (v Arc) Bytes() []byte {
+	buf := make([]byte, 12)
+	b := 0
+
+	Put16(buf[b:], uint16(v.X))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Y))
+	b += 2
+
+	Put16(buf[b:], v.Width)
+	b += 2
+
+	Put16(buf[b:], v.Height)
+	b += 2
+
+	Put16(buf[b:], uint16(v.Angle1))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Angle2))
+	b += 2
+
+	return buf
+}
+
+// Write struct list Arc
+func ArcListBytes(buf []byte, list []Arc) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// 'Format' struct definition
+// Size: 8
+type Format struct {
+	Depth        byte
+	BitsPerPixel byte
+	ScanlinePad  byte
+	// padding: 5 bytes
+}
+
+// Struct read Format
+func ReadFormat(buf []byte, v *Format) int {
+	b := 0
+
+	v.Depth = buf[b]
+	b += 1
+
+	v.BitsPerPixel = buf[b]
+	b += 1
+
+	v.ScanlinePad = buf[b]
+	b += 1
+
+	b += 5 // padding
+
+	return b
+}
+
+// Struct list read Format
+func ReadFormatList(buf []byte, dest []Format) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = Format{}
+		b += ReadFormat(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write Format
+func (v Format) Bytes() []byte {
+	buf := make([]byte, 8)
+	b := 0
+
+	buf[b] = v.Depth
+	b += 1
+
+	buf[b] = v.BitsPerPixel
+	b += 1
+
+	buf[b] = v.ScanlinePad
+	b += 1
+
+	b += 5 // padding
+
+	return buf
+}
+
+// Write struct list Format
+func FormatListBytes(buf []byte, list []Format) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// 'VisualInfo' struct definition
+// Size: 24
+type VisualInfo struct {
+	VisualId        Visualid
+	Class           byte
+	BitsPerRgbValue byte
+	ColormapEntries uint16
+	RedMask         uint32
+	GreenMask       uint32
+	BlueMask        uint32
+	// padding: 4 bytes
+}
+
+// Struct read VisualInfo
+func ReadVisualInfo(buf []byte, v *VisualInfo) int {
+	b := 0
+
+	v.VisualId = Visualid(Get32(buf[b:]))
+	b += 4
+
+	v.Class = buf[b]
+	b += 1
+
+	v.BitsPerRgbValue = buf[b]
+	b += 1
+
+	v.ColormapEntries = Get16(buf[b:])
+	b += 2
+
+	v.RedMask = Get32(buf[b:])
+	b += 4
+
+	v.GreenMask = Get32(buf[b:])
+	b += 4
+
+	v.BlueMask = Get32(buf[b:])
+	b += 4
+
+	b += 4 // padding
+
+	return b
+}
+
+// Struct list read VisualInfo
+func ReadVisualInfoList(buf []byte, dest []VisualInfo) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = VisualInfo{}
+		b += ReadVisualInfo(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write VisualInfo
+func (v VisualInfo) Bytes() []byte {
+	buf := make([]byte, 24)
+	b := 0
+
+	Put32(buf[b:], uint32(v.VisualId))
+	b += 4
+
+	buf[b] = v.Class
+	b += 1
+
+	buf[b] = v.BitsPerRgbValue
+	b += 1
+
+	Put16(buf[b:], v.ColormapEntries)
+	b += 2
+
+	Put32(buf[b:], v.RedMask)
+	b += 4
+
+	Put32(buf[b:], v.GreenMask)
+	b += 4
+
+	Put32(buf[b:], v.BlueMask)
+	b += 4
+
+	b += 4 // padding
+
+	return buf
+}
+
+// Write struct list VisualInfo
+func VisualInfoListBytes(buf []byte, list []VisualInfo) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// 'DepthInfo' struct definition
+// Size: (8 + pad((int(VisualsLen) * 24)))
+type DepthInfo struct {
+	Depth byte
+	// padding: 1 bytes
+	VisualsLen uint16
+	// padding: 4 bytes
+	Visuals []VisualInfo // size: pad((int(VisualsLen) * 24))
+}
+
+// Struct read DepthInfo
+func ReadDepthInfo(buf []byte, v *DepthInfo) int {
+	b := 0
+
+	v.Depth = buf[b]
+	b += 1
+
+	b += 1 // padding
+
+	v.VisualsLen = Get16(buf[b:])
+	b += 2
+
+	b += 4 // padding
+
+	v.Visuals = make([]VisualInfo, v.VisualsLen)
+	b += ReadVisualInfoList(buf[b:], v.Visuals)
+
+	return b
+}
+
+// Struct list read DepthInfo
+func ReadDepthInfoList(buf []byte, dest []DepthInfo) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = DepthInfo{}
+		b += ReadDepthInfo(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write DepthInfo
+func (v DepthInfo) Bytes() []byte {
+	buf := make([]byte, (8 + pad((int(v.VisualsLen) * 24))))
+	b := 0
+
+	buf[b] = v.Depth
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], v.VisualsLen)
+	b += 2
+
+	b += 4 // padding
+
+	b += VisualInfoListBytes(buf[b:], v.Visuals)
+
+	return buf
+}
+
+// Write struct list DepthInfo
+func DepthInfoListBytes(buf []byte, list []DepthInfo) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// Struct list size DepthInfo
+func DepthInfoListSize(list []DepthInfo) int {
+	size := 0
+	for _, item := range list {
+		size += (8 + pad((int(item.VisualsLen) * 24)))
+	}
+	return size
+}
+
+// 'ScreenInfo' struct definition
+// Size: (40 + DepthInfoListSize(AllowedDepths))
+type ScreenInfo struct {
+	Root                Id
+	DefaultColormap     Id
+	WhitePixel          uint32
+	BlackPixel          uint32
+	CurrentInputMasks   uint32
+	WidthInPixels       uint16
+	HeightInPixels      uint16
+	WidthInMillimeters  uint16
+	HeightInMillimeters uint16
+	MinInstalledMaps    uint16
+	MaxInstalledMaps    uint16
+	RootVisual          Visualid
+	BackingStores       byte
+	SaveUnders          bool
+	RootDepth           byte
+	AllowedDepthsLen    byte
+	AllowedDepths       []DepthInfo // size: DepthInfoListSize(AllowedDepths)
+}
+
+// Struct read ScreenInfo
+func ReadScreenInfo(buf []byte, v *ScreenInfo) int {
+	b := 0
+
+	v.Root = Id(Get32(buf[b:]))
+	b += 4
+
+	v.DefaultColormap = Id(Get32(buf[b:]))
+	b += 4
+
+	v.WhitePixel = Get32(buf[b:])
+	b += 4
+
+	v.BlackPixel = Get32(buf[b:])
+	b += 4
+
+	v.CurrentInputMasks = Get32(buf[b:])
+	b += 4
+
+	v.WidthInPixels = Get16(buf[b:])
+	b += 2
+
+	v.HeightInPixels = Get16(buf[b:])
+	b += 2
+
+	v.WidthInMillimeters = Get16(buf[b:])
+	b += 2
+
+	v.HeightInMillimeters = Get16(buf[b:])
+	b += 2
+
+	v.MinInstalledMaps = Get16(buf[b:])
+	b += 2
+
+	v.MaxInstalledMaps = Get16(buf[b:])
+	b += 2
+
+	v.RootVisual = Visualid(Get32(buf[b:]))
+	b += 4
+
+	v.BackingStores = buf[b]
+	b += 1
+
+	if buf[b] == 1 {
+		v.SaveUnders = true
+	} else {
+		v.SaveUnders = false
+	}
+	b += 1
+
+	v.RootDepth = buf[b]
+	b += 1
+
+	v.AllowedDepthsLen = buf[b]
+	b += 1
+
+	v.AllowedDepths = make([]DepthInfo, v.AllowedDepthsLen)
+	b += ReadDepthInfoList(buf[b:], v.AllowedDepths)
+
+	return b
+}
+
+// Struct list read ScreenInfo
+func ReadScreenInfoList(buf []byte, dest []ScreenInfo) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = ScreenInfo{}
+		b += ReadScreenInfo(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write ScreenInfo
+func (v ScreenInfo) Bytes() []byte {
+	buf := make([]byte, (40 + DepthInfoListSize(v.AllowedDepths)))
+	b := 0
+
+	Put32(buf[b:], uint32(v.Root))
+	b += 4
+
+	Put32(buf[b:], uint32(v.DefaultColormap))
+	b += 4
+
+	Put32(buf[b:], v.WhitePixel)
+	b += 4
+
+	Put32(buf[b:], v.BlackPixel)
+	b += 4
+
+	Put32(buf[b:], v.CurrentInputMasks)
+	b += 4
+
+	Put16(buf[b:], v.WidthInPixels)
+	b += 2
+
+	Put16(buf[b:], v.HeightInPixels)
+	b += 2
+
+	Put16(buf[b:], v.WidthInMillimeters)
+	b += 2
+
+	Put16(buf[b:], v.HeightInMillimeters)
+	b += 2
+
+	Put16(buf[b:], v.MinInstalledMaps)
+	b += 2
+
+	Put16(buf[b:], v.MaxInstalledMaps)
+	b += 2
+
+	Put32(buf[b:], uint32(v.RootVisual))
+	b += 4
+
+	buf[b] = v.BackingStores
+	b += 1
+
+	if v.SaveUnders {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	buf[b] = v.RootDepth
+	b += 1
+
+	buf[b] = v.AllowedDepthsLen
+	b += 1
+
+	b += DepthInfoListBytes(buf[b:], v.AllowedDepths)
+
+	return buf
+}
+
+// Write struct list ScreenInfo
+func ScreenInfoListBytes(buf []byte, list []ScreenInfo) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// Struct list size ScreenInfo
+func ScreenInfoListSize(list []ScreenInfo) int {
+	size := 0
+	for _, item := range list {
+		size += (40 + DepthInfoListSize(item.AllowedDepths))
+	}
+	return size
+}
+
+// 'SetupRequest' struct definition
+// Size: ((12 + pad((int(AuthorizationProtocolNameLen) * 1))) + pad((int(AuthorizationProtocolDataLen) * 1)))
+type SetupRequest struct {
+	ByteOrder byte
+	// padding: 1 bytes
+	ProtocolMajorVersion         uint16
+	ProtocolMinorVersion         uint16
+	AuthorizationProtocolNameLen uint16
+	AuthorizationProtocolDataLen uint16
+	// padding: 2 bytes
+	AuthorizationProtocolName string // size: pad((int(AuthorizationProtocolNameLen) * 1))
+	AuthorizationProtocolData string // size: pad((int(AuthorizationProtocolDataLen) * 1))
+}
+
+// Struct read SetupRequest
+func ReadSetupRequest(buf []byte, v *SetupRequest) int {
+	b := 0
+
+	v.ByteOrder = buf[b]
+	b += 1
+
+	b += 1 // padding
+
+	v.ProtocolMajorVersion = Get16(buf[b:])
+	b += 2
+
+	v.ProtocolMinorVersion = Get16(buf[b:])
+	b += 2
+
+	v.AuthorizationProtocolNameLen = Get16(buf[b:])
+	b += 2
+
+	v.AuthorizationProtocolDataLen = Get16(buf[b:])
+	b += 2
+
+	b += 2 // padding
+
+	{
+		byteString := make([]byte, v.AuthorizationProtocolNameLen)
+		copy(byteString[:v.AuthorizationProtocolNameLen], buf[b:])
+		v.AuthorizationProtocolName = string(byteString)
+		b += pad(int(v.AuthorizationProtocolNameLen))
+	}
+
+	{
+		byteString := make([]byte, v.AuthorizationProtocolDataLen)
+		copy(byteString[:v.AuthorizationProtocolDataLen], buf[b:])
+		v.AuthorizationProtocolData = string(byteString)
+		b += pad(int(v.AuthorizationProtocolDataLen))
+	}
+
+	return b
+}
+
+// Struct list read SetupRequest
+func ReadSetupRequestList(buf []byte, dest []SetupRequest) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = SetupRequest{}
+		b += ReadSetupRequest(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write SetupRequest
+func (v SetupRequest) Bytes() []byte {
+	buf := make([]byte, ((12 + pad((int(v.AuthorizationProtocolNameLen) * 1))) + pad((int(v.AuthorizationProtocolDataLen) * 1))))
+	b := 0
+
+	buf[b] = v.ByteOrder
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], v.ProtocolMajorVersion)
+	b += 2
+
+	Put16(buf[b:], v.ProtocolMinorVersion)
+	b += 2
+
+	Put16(buf[b:], v.AuthorizationProtocolNameLen)
+	b += 2
+
+	Put16(buf[b:], v.AuthorizationProtocolDataLen)
+	b += 2
+
+	b += 2 // padding
+
+	copy(buf[b:], v.AuthorizationProtocolName[:v.AuthorizationProtocolNameLen])
+	b += pad(int(v.AuthorizationProtocolNameLen))
+
+	copy(buf[b:], v.AuthorizationProtocolData[:v.AuthorizationProtocolDataLen])
+	b += pad(int(v.AuthorizationProtocolDataLen))
+
+	return buf
+}
+
+// Write struct list SetupRequest
+func SetupRequestListBytes(buf []byte, list []SetupRequest) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// Struct list size SetupRequest
+func SetupRequestListSize(list []SetupRequest) int {
+	size := 0
+	for _, item := range list {
+		size += ((12 + pad((int(item.AuthorizationProtocolNameLen) * 1))) + pad((int(item.AuthorizationProtocolDataLen) * 1)))
+	}
+	return size
+}
+
+// 'SetupFailed' struct definition
+// Size: (8 + pad((int(ReasonLen) * 1)))
+type SetupFailed struct {
+	Status               byte
+	ReasonLen            byte
+	ProtocolMajorVersion uint16
+	ProtocolMinorVersion uint16
+	Length               uint16
+	Reason               string // size: pad((int(ReasonLen) * 1))
+}
+
+// Struct read SetupFailed
+func ReadSetupFailed(buf []byte, v *SetupFailed) int {
+	b := 0
+
+	v.Status = buf[b]
+	b += 1
+
+	v.ReasonLen = buf[b]
+	b += 1
+
+	v.ProtocolMajorVersion = Get16(buf[b:])
+	b += 2
+
+	v.ProtocolMinorVersion = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get16(buf[b:])
+	b += 2
+
+	{
+		byteString := make([]byte, v.ReasonLen)
+		copy(byteString[:v.ReasonLen], buf[b:])
+		v.Reason = string(byteString)
+		b += pad(int(v.ReasonLen))
+	}
+
+	return b
+}
+
+// Struct list read SetupFailed
+func ReadSetupFailedList(buf []byte, dest []SetupFailed) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = SetupFailed{}
+		b += ReadSetupFailed(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write SetupFailed
+func (v SetupFailed) Bytes() []byte {
+	buf := make([]byte, (8 + pad((int(v.ReasonLen) * 1))))
+	b := 0
+
+	buf[b] = v.Status
+	b += 1
+
+	buf[b] = v.ReasonLen
+	b += 1
+
+	Put16(buf[b:], v.ProtocolMajorVersion)
+	b += 2
+
+	Put16(buf[b:], v.ProtocolMinorVersion)
+	b += 2
+
+	Put16(buf[b:], v.Length)
+	b += 2
+
+	copy(buf[b:], v.Reason[:v.ReasonLen])
+	b += pad(int(v.ReasonLen))
+
+	return buf
+}
+
+// Write struct list SetupFailed
+func SetupFailedListBytes(buf []byte, list []SetupFailed) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// Struct list size SetupFailed
+func SetupFailedListSize(list []SetupFailed) int {
+	size := 0
+	for _, item := range list {
+		size += (8 + pad((int(item.ReasonLen) * 1)))
+	}
+	return size
+}
+
+// 'SetupAuthenticate' struct definition
+// Size: (8 + pad(((int(Length) * 4) * 1)))
+type SetupAuthenticate struct {
+	Status byte
+	// padding: 5 bytes
+	Length uint16
+	Reason string // size: pad(((int(Length) * 4) * 1))
+}
+
+// Struct read SetupAuthenticate
+func ReadSetupAuthenticate(buf []byte, v *SetupAuthenticate) int {
+	b := 0
+
+	v.Status = buf[b]
+	b += 1
+
+	b += 5 // padding
+
+	v.Length = Get16(buf[b:])
+	b += 2
+
+	{
+		byteString := make([]byte, (int(v.Length) * 4))
+		copy(byteString[:(int(v.Length)*4)], buf[b:])
+		v.Reason = string(byteString)
+		b += pad(int((int(v.Length) * 4)))
+	}
+
+	return b
+}
+
+// Struct list read SetupAuthenticate
+func ReadSetupAuthenticateList(buf []byte, dest []SetupAuthenticate) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = SetupAuthenticate{}
+		b += ReadSetupAuthenticate(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write SetupAuthenticate
+func (v SetupAuthenticate) Bytes() []byte {
+	buf := make([]byte, (8 + pad(((int(v.Length) * 4) * 1))))
+	b := 0
+
+	buf[b] = v.Status
+	b += 1
+
+	b += 5 // padding
+
+	Put16(buf[b:], v.Length)
+	b += 2
+
+	copy(buf[b:], v.Reason[:(int(v.Length)*4)])
+	b += pad(int((int(v.Length) * 4)))
+
+	return buf
+}
+
+// Write struct list SetupAuthenticate
+func SetupAuthenticateListBytes(buf []byte, list []SetupAuthenticate) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// Struct list size SetupAuthenticate
+func SetupAuthenticateListSize(list []SetupAuthenticate) int {
+	size := 0
+	for _, item := range list {
+		size += (8 + pad(((int(item.Length) * 4) * 1)))
+	}
+	return size
+}
+
+// 'SetupInfo' struct definition
+// Size: (((40 + pad((int(VendorLen) * 1))) + pad((int(PixmapFormatsLen) * 8))) + ScreenInfoListSize(Roots))
+type SetupInfo struct {
+	Status byte
+	// padding: 1 bytes
+	ProtocolMajorVersion     uint16
+	ProtocolMinorVersion     uint16
+	Length                   uint16
+	ReleaseNumber            uint32
+	ResourceIdBase           uint32
+	ResourceIdMask           uint32
+	MotionBufferSize         uint32
+	VendorLen                uint16
+	MaximumRequestLength     uint16
+	RootsLen                 byte
+	PixmapFormatsLen         byte
+	ImageByteOrder           byte
+	BitmapFormatBitOrder     byte
+	BitmapFormatScanlineUnit byte
+	BitmapFormatScanlinePad  byte
+	MinKeycode               Keycode
+	MaxKeycode               Keycode
+	// padding: 4 bytes
+	Vendor        string       // size: pad((int(VendorLen) * 1))
+	PixmapFormats []Format     // size: pad((int(PixmapFormatsLen) * 8))
+	Roots         []ScreenInfo // size: ScreenInfoListSize(Roots)
+}
+
+// Struct read SetupInfo
+func ReadSetupInfo(buf []byte, v *SetupInfo) int {
+	b := 0
+
+	v.Status = buf[b]
+	b += 1
+
+	b += 1 // padding
+
+	v.ProtocolMajorVersion = Get16(buf[b:])
+	b += 2
+
+	v.ProtocolMinorVersion = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get16(buf[b:])
+	b += 2
+
+	v.ReleaseNumber = Get32(buf[b:])
+	b += 4
+
+	v.ResourceIdBase = Get32(buf[b:])
+	b += 4
+
+	v.ResourceIdMask = Get32(buf[b:])
+	b += 4
+
+	v.MotionBufferSize = Get32(buf[b:])
+	b += 4
+
+	v.VendorLen = Get16(buf[b:])
+	b += 2
+
+	v.MaximumRequestLength = Get16(buf[b:])
+	b += 2
+
+	v.RootsLen = buf[b]
+	b += 1
+
+	v.PixmapFormatsLen = buf[b]
+	b += 1
+
+	v.ImageByteOrder = buf[b]
+	b += 1
+
+	v.BitmapFormatBitOrder = buf[b]
+	b += 1
+
+	v.BitmapFormatScanlineUnit = buf[b]
+	b += 1
+
+	v.BitmapFormatScanlinePad = buf[b]
+	b += 1
+
+	v.MinKeycode = Keycode(buf[b])
+	b += 1
+
+	v.MaxKeycode = Keycode(buf[b])
+	b += 1
+
+	b += 4 // padding
+
+	{
+		byteString := make([]byte, v.VendorLen)
+		copy(byteString[:v.VendorLen], buf[b:])
+		v.Vendor = string(byteString)
+		b += pad(int(v.VendorLen))
+	}
+
+	v.PixmapFormats = make([]Format, v.PixmapFormatsLen)
+	b += ReadFormatList(buf[b:], v.PixmapFormats)
+
+	v.Roots = make([]ScreenInfo, v.RootsLen)
+	b += ReadScreenInfoList(buf[b:], v.Roots)
+
+	return b
+}
+
+// Struct list read SetupInfo
+func ReadSetupInfoList(buf []byte, dest []SetupInfo) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = SetupInfo{}
+		b += ReadSetupInfo(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write SetupInfo
+func (v SetupInfo) Bytes() []byte {
+	buf := make([]byte, (((40 + pad((int(v.VendorLen) * 1))) + pad((int(v.PixmapFormatsLen) * 8))) + ScreenInfoListSize(v.Roots)))
+	b := 0
+
+	buf[b] = v.Status
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], v.ProtocolMajorVersion)
+	b += 2
+
+	Put16(buf[b:], v.ProtocolMinorVersion)
+	b += 2
+
+	Put16(buf[b:], v.Length)
+	b += 2
+
+	Put32(buf[b:], v.ReleaseNumber)
+	b += 4
+
+	Put32(buf[b:], v.ResourceIdBase)
+	b += 4
+
+	Put32(buf[b:], v.ResourceIdMask)
+	b += 4
+
+	Put32(buf[b:], v.MotionBufferSize)
+	b += 4
+
+	Put16(buf[b:], v.VendorLen)
+	b += 2
+
+	Put16(buf[b:], v.MaximumRequestLength)
+	b += 2
+
+	buf[b] = v.RootsLen
+	b += 1
+
+	buf[b] = v.PixmapFormatsLen
+	b += 1
+
+	buf[b] = v.ImageByteOrder
+	b += 1
+
+	buf[b] = v.BitmapFormatBitOrder
+	b += 1
+
+	buf[b] = v.BitmapFormatScanlineUnit
+	b += 1
+
+	buf[b] = v.BitmapFormatScanlinePad
+	b += 1
+
+	buf[b] = byte(v.MinKeycode)
+	b += 1
+
+	buf[b] = byte(v.MaxKeycode)
+	b += 1
+
+	b += 4 // padding
+
+	copy(buf[b:], v.Vendor[:v.VendorLen])
+	b += pad(int(v.VendorLen))
+
+	b += FormatListBytes(buf[b:], v.PixmapFormats)
+
+	b += ScreenInfoListBytes(buf[b:], v.Roots)
+
+	return buf
+}
+
+// Write struct list SetupInfo
+func SetupInfoListBytes(buf []byte, list []SetupInfo) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// Struct list size SetupInfo
+func SetupInfoListSize(list []SetupInfo) int {
+	size := 0
+	for _, item := range list {
+		size += (((40 + pad((int(item.VendorLen) * 1))) + pad((int(item.PixmapFormatsLen) * 8))) + ScreenInfoListSize(item.Roots))
+	}
+	return size
+}
+
+// 'Timecoord' struct definition
+// Size: 8
+type Timecoord struct {
+	Time Timestamp
+	X    int16
+	Y    int16
+}
+
+// Struct read Timecoord
+func ReadTimecoord(buf []byte, v *Timecoord) int {
+	b := 0
+
+	v.Time = Timestamp(Get32(buf[b:]))
+	b += 4
+
+	v.X = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Y = int16(Get16(buf[b:]))
+	b += 2
+
+	return b
+}
+
+// Struct list read Timecoord
+func ReadTimecoordList(buf []byte, dest []Timecoord) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = Timecoord{}
+		b += ReadTimecoord(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write Timecoord
+func (v Timecoord) Bytes() []byte {
+	buf := make([]byte, 8)
+	b := 0
+
+	Put32(buf[b:], uint32(v.Time))
+	b += 4
+
+	Put16(buf[b:], uint16(v.X))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Y))
+	b += 2
+
+	return buf
+}
+
+// Write struct list Timecoord
+func TimecoordListBytes(buf []byte, list []Timecoord) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// 'Fontprop' struct definition
+// Size: 8
+type Fontprop struct {
+	Name  Id
+	Value uint32
+}
+
+// Struct read Fontprop
+func ReadFontprop(buf []byte, v *Fontprop) int {
+	b := 0
+
+	v.Name = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Value = Get32(buf[b:])
+	b += 4
+
+	return b
+}
+
+// Struct list read Fontprop
+func ReadFontpropList(buf []byte, dest []Fontprop) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = Fontprop{}
+		b += ReadFontprop(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write Fontprop
+func (v Fontprop) Bytes() []byte {
+	buf := make([]byte, 8)
+	b := 0
+
+	Put32(buf[b:], uint32(v.Name))
+	b += 4
+
+	Put32(buf[b:], v.Value)
+	b += 4
+
+	return buf
+}
+
+// Write struct list Fontprop
+func FontpropListBytes(buf []byte, list []Fontprop) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// 'Charinfo' struct definition
+// Size: 12
+type Charinfo struct {
+	LeftSideBearing  int16
+	RightSideBearing int16
+	CharacterWidth   int16
+	Ascent           int16
+	Descent          int16
+	Attributes       uint16
+}
+
+// Struct read Charinfo
+func ReadCharinfo(buf []byte, v *Charinfo) int {
+	b := 0
+
+	v.LeftSideBearing = int16(Get16(buf[b:]))
+	b += 2
+
+	v.RightSideBearing = int16(Get16(buf[b:]))
+	b += 2
+
+	v.CharacterWidth = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Ascent = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Descent = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Attributes = Get16(buf[b:])
+	b += 2
+
+	return b
+}
+
+// Struct list read Charinfo
+func ReadCharinfoList(buf []byte, dest []Charinfo) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = Charinfo{}
+		b += ReadCharinfo(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write Charinfo
+func (v Charinfo) Bytes() []byte {
+	buf := make([]byte, 12)
+	b := 0
+
+	Put16(buf[b:], uint16(v.LeftSideBearing))
+	b += 2
+
+	Put16(buf[b:], uint16(v.RightSideBearing))
+	b += 2
+
+	Put16(buf[b:], uint16(v.CharacterWidth))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Ascent))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Descent))
+	b += 2
+
+	Put16(buf[b:], v.Attributes)
+	b += 2
+
+	return buf
+}
+
+// Write struct list Charinfo
+func CharinfoListBytes(buf []byte, list []Charinfo) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// 'Str' struct definition
+// Size: (1 + pad((int(NameLen) * 1)))
+type Str struct {
+	NameLen byte
+	Name    string // size: pad((int(NameLen) * 1))
+}
+
+// Struct read Str
+func ReadStr(buf []byte, v *Str) int {
+	b := 0
+
+	v.NameLen = buf[b]
+	b += 1
+
+	{
+		byteString := make([]byte, v.NameLen)
+		copy(byteString[:v.NameLen], buf[b:])
+		v.Name = string(byteString)
+		b += pad(int(v.NameLen))
+	}
+
+	return b
+}
+
+// Struct list read Str
+func ReadStrList(buf []byte, dest []Str) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = Str{}
+		b += ReadStr(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write Str
+func (v Str) Bytes() []byte {
+	buf := make([]byte, (1 + pad((int(v.NameLen) * 1))))
+	b := 0
+
+	buf[b] = v.NameLen
+	b += 1
+
+	copy(buf[b:], v.Name[:v.NameLen])
+	b += pad(int(v.NameLen))
+
+	return buf
+}
+
+// Write struct list Str
+func StrListBytes(buf []byte, list []Str) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// Struct list size Str
+func StrListSize(list []Str) int {
+	size := 0
+	for _, item := range list {
+		size += (1 + pad((int(item.NameLen) * 1)))
+	}
+	return size
+}
+
+// 'Segment' struct definition
+// Size: 8
+type Segment struct {
+	X1 int16
+	Y1 int16
+	X2 int16
+	Y2 int16
+}
+
+// Struct read Segment
+func ReadSegment(buf []byte, v *Segment) int {
+	b := 0
+
+	v.X1 = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Y1 = int16(Get16(buf[b:]))
+	b += 2
+
+	v.X2 = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Y2 = int16(Get16(buf[b:]))
+	b += 2
+
+	return b
+}
+
+// Struct list read Segment
+func ReadSegmentList(buf []byte, dest []Segment) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = Segment{}
+		b += ReadSegment(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write Segment
+func (v Segment) Bytes() []byte {
+	buf := make([]byte, 8)
+	b := 0
+
+	Put16(buf[b:], uint16(v.X1))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Y1))
+	b += 2
+
+	Put16(buf[b:], uint16(v.X2))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Y2))
+	b += 2
+
+	return buf
+}
+
+// Write struct list Segment
+func SegmentListBytes(buf []byte, list []Segment) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// 'Coloritem' struct definition
+// Size: 12
+type Coloritem struct {
+	Pixel uint32
+	Red   uint16
+	Green uint16
+	Blue  uint16
+	Flags byte
+	// padding: 1 bytes
+}
+
+// Struct read Coloritem
+func ReadColoritem(buf []byte, v *Coloritem) int {
+	b := 0
+
+	v.Pixel = Get32(buf[b:])
+	b += 4
+
+	v.Red = Get16(buf[b:])
+	b += 2
+
+	v.Green = Get16(buf[b:])
+	b += 2
+
+	v.Blue = Get16(buf[b:])
+	b += 2
+
+	v.Flags = buf[b]
+	b += 1
+
+	b += 1 // padding
+
+	return b
+}
+
+// Struct list read Coloritem
+func ReadColoritemList(buf []byte, dest []Coloritem) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = Coloritem{}
+		b += ReadColoritem(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write Coloritem
+func (v Coloritem) Bytes() []byte {
+	buf := make([]byte, 12)
+	b := 0
+
+	Put32(buf[b:], v.Pixel)
+	b += 4
+
+	Put16(buf[b:], v.Red)
+	b += 2
+
+	Put16(buf[b:], v.Green)
+	b += 2
+
+	Put16(buf[b:], v.Blue)
+	b += 2
+
+	buf[b] = v.Flags
+	b += 1
+
+	b += 1 // padding
+
+	return buf
+}
+
+// Write struct list Coloritem
+func ColoritemListBytes(buf []byte, list []Coloritem) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// 'Rgb' struct definition
+// Size: 8
+type Rgb struct {
+	Red   uint16
+	Green uint16
+	Blue  uint16
+	// padding: 2 bytes
+}
+
+// Struct read Rgb
+func ReadRgb(buf []byte, v *Rgb) int {
+	b := 0
+
+	v.Red = Get16(buf[b:])
+	b += 2
+
+	v.Green = Get16(buf[b:])
+	b += 2
+
+	v.Blue = Get16(buf[b:])
+	b += 2
+
+	b += 2 // padding
+
+	return b
+}
+
+// Struct list read Rgb
+func ReadRgbList(buf []byte, dest []Rgb) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = Rgb{}
+		b += ReadRgb(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write Rgb
+func (v Rgb) Bytes() []byte {
+	buf := make([]byte, 8)
+	b := 0
+
+	Put16(buf[b:], v.Red)
+	b += 2
+
+	Put16(buf[b:], v.Green)
+	b += 2
+
+	Put16(buf[b:], v.Blue)
+	b += 2
+
+	b += 2 // padding
+
+	return buf
+}
+
+// Write struct list Rgb
+func RgbListBytes(buf []byte, list []Rgb) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// 'Host' struct definition
+// Size: (4 + pad((int(AddressLen) * 1)))
+type Host struct {
+	Family byte
+	// padding: 1 bytes
+	AddressLen uint16
+	Address    []byte // size: pad((int(AddressLen) * 1))
+}
+
+// Struct read Host
+func ReadHost(buf []byte, v *Host) int {
+	b := 0
+
+	v.Family = buf[b]
+	b += 1
+
+	b += 1 // padding
+
+	v.AddressLen = Get16(buf[b:])
+	b += 2
+
+	v.Address = make([]byte, v.AddressLen)
+	copy(v.Address[:v.AddressLen], buf[b:])
+	b += pad(int(v.AddressLen))
+
+	return b
+}
+
+// Struct list read Host
+func ReadHostList(buf []byte, dest []Host) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = Host{}
+		b += ReadHost(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write Host
+func (v Host) Bytes() []byte {
+	buf := make([]byte, (4 + pad((int(v.AddressLen) * 1))))
+	b := 0
+
+	buf[b] = v.Family
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], v.AddressLen)
+	b += 2
+
+	copy(buf[b:], v.Address[:v.AddressLen])
+	b += pad(int(v.AddressLen))
+
+	return buf
+}
+
+// Write struct list Host
+func HostListBytes(buf []byte, list []Host) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// Struct list size Host
+func HostListSize(list []Host) int {
+	size := 0
+	for _, item := range list {
+		size += (4 + pad((int(item.AddressLen) * 1)))
+	}
+	return size
+}
+
+// Union definition ClientMessageDataUnion
+// Note that to *create* a Union, you should *never* create
+// this struct directly (unless you know what you're doing).
+// Instead use one of the following constructors for 'ClientMessageDataUnion':
+//     NewClientMessageDataUnionData8(Data8 []byte) ClientMessageDataUnion
+//     NewClientMessageDataUnionData16(Data16 []uint16) ClientMessageDataUnion
+//     NewClientMessageDataUnionData32(Data32 []uint32) ClientMessageDataUnion
+type ClientMessageDataUnion struct {
+	Data8  []byte   // size: pad(20)
+	Data16 []uint16 // size: pad(20)
+	Data32 []uint32 // size: pad(20)
+}
+
+// Union constructor for ClientMessageDataUnion for field Data8.
+func NewClientMessageDataUnionData8(Data8 []byte) ClientMessageDataUnion {
+	var b int
+	buf := make([]byte, pad(20))
+
+	copy(buf[b:], Data8[:20])
+	b += pad(int(20))
+
+	// Create the Union type
+	v := ClientMessageDataUnion{}
+
+	// Now copy buf into all fields
+
+	b = 0 // always read the same bytes
+	v.Data8 = make([]byte, 20)
+	copy(v.Data8[:20], buf[b:])
+	b += pad(int(20))
+
+	b = 0 // always read the same bytes
+	v.Data16 = make([]uint16, 10)
+	for i := 0; i < int(10); i++ {
+		v.Data16[i] = Get16(buf[b:])
+		b += 2
+	}
+	b = pad(b)
+
+	b = 0 // always read the same bytes
+	v.Data32 = make([]uint32, 5)
+	for i := 0; i < int(5); i++ {
+		v.Data32[i] = Get32(buf[b:])
+		b += 4
+	}
+	b = pad(b)
+
+	return v
+}
+
+// Union constructor for ClientMessageDataUnion for field Data16.
+func NewClientMessageDataUnionData16(Data16 []uint16) ClientMessageDataUnion {
+	var b int
+	buf := make([]byte, pad(20))
+
+	for i := 0; i < int(10); i++ {
+		Put16(buf[b:], Data16[i])
+		b += 2
+	}
+	b = pad(b)
+
+	// Create the Union type
+	v := ClientMessageDataUnion{}
+
+	// Now copy buf into all fields
+
+	b = 0 // always read the same bytes
+	v.Data8 = make([]byte, 20)
+	copy(v.Data8[:20], buf[b:])
+	b += pad(int(20))
+
+	b = 0 // always read the same bytes
+	v.Data16 = make([]uint16, 10)
+	for i := 0; i < int(10); i++ {
+		v.Data16[i] = Get16(buf[b:])
+		b += 2
+	}
+	b = pad(b)
+
+	b = 0 // always read the same bytes
+	v.Data32 = make([]uint32, 5)
+	for i := 0; i < int(5); i++ {
+		v.Data32[i] = Get32(buf[b:])
+		b += 4
+	}
+	b = pad(b)
+
+	return v
+}
+
+// Union constructor for ClientMessageDataUnion for field Data32.
+func NewClientMessageDataUnionData32(Data32 []uint32) ClientMessageDataUnion {
+	var b int
+	buf := make([]byte, pad(20))
+
+	for i := 0; i < int(5); i++ {
+		Put32(buf[b:], Data32[i])
+		b += 4
+	}
+	b = pad(b)
+
+	// Create the Union type
+	v := ClientMessageDataUnion{}
+
+	// Now copy buf into all fields
+
+	b = 0 // always read the same bytes
+	v.Data8 = make([]byte, 20)
+	copy(v.Data8[:20], buf[b:])
+	b += pad(int(20))
+
+	b = 0 // always read the same bytes
+	v.Data16 = make([]uint16, 10)
+	for i := 0; i < int(10); i++ {
+		v.Data16[i] = Get16(buf[b:])
+		b += 2
+	}
+	b = pad(b)
+
+	b = 0 // always read the same bytes
+	v.Data32 = make([]uint32, 5)
+	for i := 0; i < int(5); i++ {
+		v.Data32[i] = Get32(buf[b:])
+		b += 4
+	}
+	b = pad(b)
+
+	return v
+}
+
+// Union read ClientMessageDataUnion
+func ReadClientMessageDataUnion(buf []byte, v *ClientMessageDataUnion) int {
+	var b int
+
+	b = 0 // re-read the same bytes
+	v.Data8 = make([]byte, 20)
+	copy(v.Data8[:20], buf[b:])
+	b += pad(int(20))
+
+	b = 0 // re-read the same bytes
+	v.Data16 = make([]uint16, 10)
+	for i := 0; i < int(10); i++ {
+		v.Data16[i] = Get16(buf[b:])
+		b += 2
+	}
+	b = pad(b)
+
+	b = 0 // re-read the same bytes
+	v.Data32 = make([]uint32, 5)
+	for i := 0; i < int(5); i++ {
+		v.Data32[i] = Get32(buf[b:])
+		b += 4
+	}
+	b = pad(b)
+
+	return pad(20)
+}
+
+// Union list read ClientMessageDataUnion
+func ReadClientMessageDataUnionList(buf []byte, dest []ClientMessageDataUnion) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = ClientMessageDataUnion{}
+		b += ReadClientMessageDataUnion(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Union write ClientMessageDataUnion
+// Each field in a union must contain the same data.
+// So simply pick the first field and write that to the wire.
+func (v ClientMessageDataUnion) Bytes() []byte {
+	buf := make([]byte, pad(20))
+	b := 0
+
+	copy(buf[b:], v.Data8[:20])
+	b += pad(int(20))
+	return buf
+}
+
+// Union list write ClientMessageDataUnion
+func ClientMessageDataUnionListBytes(buf []byte, list []ClientMessageDataUnion) int {
+	b := 0
+	var unionBytes []byte
+	for _, item := range list {
+		unionBytes = item.Bytes()
+		copy(buf[b:], unionBytes)
+		b += pad(len(unionBytes))
+	}
+	return b
+}
+
+// Event definition KeyPress (2)
+// Size: 32
+
+const KeyPress = 2
+
+type KeyPressEvent struct {
+	Sequence   uint16
+	Detail     Keycode
+	Time       Timestamp
+	Root       Id
+	Event      Id
+	Child      Id
+	RootX      int16
+	RootY      int16
+	EventX     int16
+	EventY     int16
+	State      uint16
+	SameScreen bool
+	// padding: 1 bytes
+}
+
+// Event read KeyPress
+func NewKeyPressEvent(buf []byte) Event {
+	v := KeyPressEvent{}
+	b := 1 // don't read event number
+
+	v.Detail = Keycode(buf[b])
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Time = Timestamp(Get32(buf[b:]))
+	b += 4
+
+	v.Root = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Event = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Child = Id(Get32(buf[b:]))
+	b += 4
+
+	v.RootX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.RootY = int16(Get16(buf[b:]))
+	b += 2
+
+	v.EventX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.EventY = int16(Get16(buf[b:]))
+	b += 2
+
+	v.State = Get16(buf[b:])
+	b += 2
+
+	if buf[b] == 1 {
+		v.SameScreen = true
+	} else {
+		v.SameScreen = false
+	}
+	b += 1
+
+	b += 1 // padding
+
+	return v
+}
+
+// Event write KeyPress
+func (v KeyPressEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 2
+	b += 1
+
+	buf[b] = byte(v.Detail)
+	b += 1
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Time))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Root))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Event))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Child))
+	b += 4
+
+	Put16(buf[b:], uint16(v.RootX))
+	b += 2
+
+	Put16(buf[b:], uint16(v.RootY))
+	b += 2
+
+	Put16(buf[b:], uint16(v.EventX))
+	b += 2
+
+	Put16(buf[b:], uint16(v.EventY))
+	b += 2
+
+	Put16(buf[b:], v.State)
+	b += 2
+
+	if v.SameScreen {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 1 // padding
+
+	return buf
+}
+
+func (v KeyPressEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[2] = NewKeyPressEvent
+}
+
+// Event definition ButtonPress (4)
+// Size: 32
+
+const ButtonPress = 4
+
+type ButtonPressEvent struct {
+	Sequence   uint16
+	Detail     Button
+	Time       Timestamp
+	Root       Id
+	Event      Id
+	Child      Id
+	RootX      int16
+	RootY      int16
+	EventX     int16
+	EventY     int16
+	State      uint16
+	SameScreen bool
+	// padding: 1 bytes
+}
+
+// Event read ButtonPress
+func NewButtonPressEvent(buf []byte) Event {
+	v := ButtonPressEvent{}
+	b := 1 // don't read event number
+
+	v.Detail = Button(buf[b])
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Time = Timestamp(Get32(buf[b:]))
+	b += 4
+
+	v.Root = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Event = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Child = Id(Get32(buf[b:]))
+	b += 4
+
+	v.RootX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.RootY = int16(Get16(buf[b:]))
+	b += 2
+
+	v.EventX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.EventY = int16(Get16(buf[b:]))
+	b += 2
+
+	v.State = Get16(buf[b:])
+	b += 2
+
+	if buf[b] == 1 {
+		v.SameScreen = true
+	} else {
+		v.SameScreen = false
+	}
+	b += 1
+
+	b += 1 // padding
+
+	return v
+}
+
+// Event write ButtonPress
+func (v ButtonPressEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 4
+	b += 1
+
+	buf[b] = byte(v.Detail)
+	b += 1
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Time))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Root))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Event))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Child))
+	b += 4
+
+	Put16(buf[b:], uint16(v.RootX))
+	b += 2
+
+	Put16(buf[b:], uint16(v.RootY))
+	b += 2
+
+	Put16(buf[b:], uint16(v.EventX))
+	b += 2
+
+	Put16(buf[b:], uint16(v.EventY))
+	b += 2
+
+	Put16(buf[b:], v.State)
+	b += 2
+
+	if v.SameScreen {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 1 // padding
+
+	return buf
+}
+
+func (v ButtonPressEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[4] = NewButtonPressEvent
+}
+
+// Event definition MotionNotify (6)
+// Size: 32
+
+const MotionNotify = 6
+
+type MotionNotifyEvent struct {
+	Sequence   uint16
+	Detail     byte
+	Time       Timestamp
+	Root       Id
+	Event      Id
+	Child      Id
+	RootX      int16
+	RootY      int16
+	EventX     int16
+	EventY     int16
+	State      uint16
+	SameScreen bool
+	// padding: 1 bytes
+}
+
+// Event read MotionNotify
+func NewMotionNotifyEvent(buf []byte) Event {
+	v := MotionNotifyEvent{}
+	b := 1 // don't read event number
+
+	v.Detail = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Time = Timestamp(Get32(buf[b:]))
+	b += 4
+
+	v.Root = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Event = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Child = Id(Get32(buf[b:]))
+	b += 4
+
+	v.RootX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.RootY = int16(Get16(buf[b:]))
+	b += 2
+
+	v.EventX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.EventY = int16(Get16(buf[b:]))
+	b += 2
+
+	v.State = Get16(buf[b:])
+	b += 2
+
+	if buf[b] == 1 {
+		v.SameScreen = true
+	} else {
+		v.SameScreen = false
+	}
+	b += 1
+
+	b += 1 // padding
+
+	return v
+}
+
+// Event write MotionNotify
+func (v MotionNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 6
+	b += 1
+
+	buf[b] = v.Detail
+	b += 1
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Time))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Root))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Event))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Child))
+	b += 4
+
+	Put16(buf[b:], uint16(v.RootX))
+	b += 2
+
+	Put16(buf[b:], uint16(v.RootY))
+	b += 2
+
+	Put16(buf[b:], uint16(v.EventX))
+	b += 2
+
+	Put16(buf[b:], uint16(v.EventY))
+	b += 2
+
+	Put16(buf[b:], v.State)
+	b += 2
+
+	if v.SameScreen {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 1 // padding
+
+	return buf
+}
+
+func (v MotionNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[6] = NewMotionNotifyEvent
+}
+
+// Event definition EnterNotify (7)
+// Size: 32
+
+const EnterNotify = 7
+
+type EnterNotifyEvent struct {
+	Sequence        uint16
+	Detail          byte
+	Time            Timestamp
+	Root            Id
+	Event           Id
+	Child           Id
+	RootX           int16
+	RootY           int16
+	EventX          int16
+	EventY          int16
+	State           uint16
+	Mode            byte
+	SameScreenFocus byte
+}
+
+// Event read EnterNotify
+func NewEnterNotifyEvent(buf []byte) Event {
+	v := EnterNotifyEvent{}
+	b := 1 // don't read event number
+
+	v.Detail = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Time = Timestamp(Get32(buf[b:]))
+	b += 4
+
+	v.Root = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Event = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Child = Id(Get32(buf[b:]))
+	b += 4
+
+	v.RootX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.RootY = int16(Get16(buf[b:]))
+	b += 2
+
+	v.EventX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.EventY = int16(Get16(buf[b:]))
+	b += 2
+
+	v.State = Get16(buf[b:])
+	b += 2
+
+	v.Mode = buf[b]
+	b += 1
+
+	v.SameScreenFocus = buf[b]
+	b += 1
+
+	return v
+}
+
+// Event write EnterNotify
+func (v EnterNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 7
+	b += 1
+
+	buf[b] = v.Detail
+	b += 1
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Time))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Root))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Event))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Child))
+	b += 4
+
+	Put16(buf[b:], uint16(v.RootX))
+	b += 2
+
+	Put16(buf[b:], uint16(v.RootY))
+	b += 2
+
+	Put16(buf[b:], uint16(v.EventX))
+	b += 2
+
+	Put16(buf[b:], uint16(v.EventY))
+	b += 2
+
+	Put16(buf[b:], v.State)
+	b += 2
+
+	buf[b] = v.Mode
+	b += 1
+
+	buf[b] = v.SameScreenFocus
+	b += 1
+
+	return buf
+}
+
+func (v EnterNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[7] = NewEnterNotifyEvent
+}
+
+// Event definition FocusIn (9)
+// Size: 32
+
+const FocusIn = 9
+
+type FocusInEvent struct {
+	Sequence uint16
+	Detail   byte
+	Event    Id
+	Mode     byte
+	// padding: 3 bytes
+}
+
+// Event read FocusIn
+func NewFocusInEvent(buf []byte) Event {
+	v := FocusInEvent{}
+	b := 1 // don't read event number
+
+	v.Detail = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Event = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Mode = buf[b]
+	b += 1
+
+	b += 3 // padding
+
+	return v
+}
+
+// Event write FocusIn
+func (v FocusInEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 9
+	b += 1
+
+	buf[b] = v.Detail
+	b += 1
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Event))
+	b += 4
+
+	buf[b] = v.Mode
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+func (v FocusInEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[9] = NewFocusInEvent
+}
+
+// Event definition KeymapNotify (11)
+// Size: 32
+
+const KeymapNotify = 11
+
+type KeymapNotifyEvent struct {
+	Keys []byte // size: pad(31)
+}
+
+// Event read KeymapNotify
+func NewKeymapNotifyEvent(buf []byte) Event {
+	v := KeymapNotifyEvent{}
+	b := 1 // don't read event number
+
+	v.Keys = make([]byte, 31)
+	copy(v.Keys[:31], buf[b:])
+	b += pad(int(31))
+
+	return v
+}
+
+// Event write KeymapNotify
+func (v KeymapNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 11
+	b += 1
+
+	copy(buf[b:], v.Keys[:31])
+	b += pad(int(31))
+
+	return buf
+}
+
+func (v KeymapNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[11] = NewKeymapNotifyEvent
+}
+
+// Event definition Expose (12)
+// Size: 32
+
+const Expose = 12
+
+type ExposeEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Window Id
+	X      uint16
+	Y      uint16
+	Width  uint16
+	Height uint16
+	Count  uint16
+	// padding: 2 bytes
+}
+
+// Event read Expose
+func NewExposeEvent(buf []byte) Event {
+	v := ExposeEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	v.X = Get16(buf[b:])
+	b += 2
+
+	v.Y = Get16(buf[b:])
+	b += 2
+
+	v.Width = Get16(buf[b:])
+	b += 2
+
+	v.Height = Get16(buf[b:])
+	b += 2
+
+	v.Count = Get16(buf[b:])
+	b += 2
+
+	b += 2 // padding
+
+	return v
+}
+
+// Event write Expose
+func (v ExposeEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 12
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	Put16(buf[b:], v.X)
+	b += 2
+
+	Put16(buf[b:], v.Y)
+	b += 2
+
+	Put16(buf[b:], v.Width)
+	b += 2
+
+	Put16(buf[b:], v.Height)
+	b += 2
+
+	Put16(buf[b:], v.Count)
+	b += 2
+
+	b += 2 // padding
+
+	return buf
+}
+
+func (v ExposeEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[12] = NewExposeEvent
+}
+
+// Event definition GraphicsExposure (13)
+// Size: 32
+
+const GraphicsExposure = 13
+
+type GraphicsExposureEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Drawable    Id
+	X           uint16
+	Y           uint16
+	Width       uint16
+	Height      uint16
+	MinorOpcode uint16
+	Count       uint16
+	MajorOpcode byte
+	// padding: 3 bytes
+}
+
+// Event read GraphicsExposure
+func NewGraphicsExposureEvent(buf []byte) Event {
+	v := GraphicsExposureEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Drawable = Id(Get32(buf[b:]))
+	b += 4
+
+	v.X = Get16(buf[b:])
+	b += 2
+
+	v.Y = Get16(buf[b:])
+	b += 2
+
+	v.Width = Get16(buf[b:])
+	b += 2
+
+	v.Height = Get16(buf[b:])
+	b += 2
+
+	v.MinorOpcode = Get16(buf[b:])
+	b += 2
+
+	v.Count = Get16(buf[b:])
+	b += 2
+
+	v.MajorOpcode = buf[b]
+	b += 1
+
+	b += 3 // padding
+
+	return v
+}
+
+// Event write GraphicsExposure
+func (v GraphicsExposureEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 13
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Drawable))
+	b += 4
+
+	Put16(buf[b:], v.X)
+	b += 2
+
+	Put16(buf[b:], v.Y)
+	b += 2
+
+	Put16(buf[b:], v.Width)
+	b += 2
+
+	Put16(buf[b:], v.Height)
+	b += 2
+
+	Put16(buf[b:], v.MinorOpcode)
+	b += 2
+
+	Put16(buf[b:], v.Count)
+	b += 2
+
+	buf[b] = v.MajorOpcode
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+func (v GraphicsExposureEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[13] = NewGraphicsExposureEvent
+}
+
+// Event definition NoExposure (14)
+// Size: 32
+
+const NoExposure = 14
+
+type NoExposureEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Drawable    Id
+	MinorOpcode uint16
+	MajorOpcode byte
+	// padding: 1 bytes
+}
+
+// Event read NoExposure
+func NewNoExposureEvent(buf []byte) Event {
+	v := NoExposureEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Drawable = Id(Get32(buf[b:]))
+	b += 4
+
+	v.MinorOpcode = Get16(buf[b:])
+	b += 2
+
+	v.MajorOpcode = buf[b]
+	b += 1
+
+	b += 1 // padding
+
+	return v
+}
+
+// Event write NoExposure
+func (v NoExposureEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 14
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Drawable))
+	b += 4
+
+	Put16(buf[b:], v.MinorOpcode)
+	b += 2
+
+	buf[b] = v.MajorOpcode
+	b += 1
+
+	b += 1 // padding
+
+	return buf
+}
+
+func (v NoExposureEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[14] = NewNoExposureEvent
+}
+
+// Event definition VisibilityNotify (15)
+// Size: 32
+
+const VisibilityNotify = 15
+
+type VisibilityNotifyEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Window Id
+	State  byte
+	// padding: 3 bytes
+}
+
+// Event read VisibilityNotify
+func NewVisibilityNotifyEvent(buf []byte) Event {
+	v := VisibilityNotifyEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	v.State = buf[b]
+	b += 1
+
+	b += 3 // padding
+
+	return v
+}
+
+// Event write VisibilityNotify
+func (v VisibilityNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 15
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	buf[b] = v.State
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+func (v VisibilityNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[15] = NewVisibilityNotifyEvent
+}
+
+// Event definition CreateNotify (16)
+// Size: 32
+
+const CreateNotify = 16
+
+type CreateNotifyEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Parent           Id
+	Window           Id
+	X                int16
+	Y                int16
+	Width            uint16
+	Height           uint16
+	BorderWidth      uint16
+	OverrideRedirect bool
+	// padding: 1 bytes
+}
+
+// Event read CreateNotify
+func NewCreateNotifyEvent(buf []byte) Event {
+	v := CreateNotifyEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Parent = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	v.X = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Y = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Width = Get16(buf[b:])
+	b += 2
+
+	v.Height = Get16(buf[b:])
+	b += 2
+
+	v.BorderWidth = Get16(buf[b:])
+	b += 2
+
+	if buf[b] == 1 {
+		v.OverrideRedirect = true
+	} else {
+		v.OverrideRedirect = false
+	}
+	b += 1
+
+	b += 1 // padding
+
+	return v
+}
+
+// Event write CreateNotify
+func (v CreateNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 16
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Parent))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	Put16(buf[b:], uint16(v.X))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Y))
+	b += 2
+
+	Put16(buf[b:], v.Width)
+	b += 2
+
+	Put16(buf[b:], v.Height)
+	b += 2
+
+	Put16(buf[b:], v.BorderWidth)
+	b += 2
+
+	if v.OverrideRedirect {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 1 // padding
+
+	return buf
+}
+
+func (v CreateNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[16] = NewCreateNotifyEvent
+}
+
+// Event definition DestroyNotify (17)
+// Size: 32
+
+const DestroyNotify = 17
+
+type DestroyNotifyEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Event  Id
+	Window Id
+}
+
+// Event read DestroyNotify
+func NewDestroyNotifyEvent(buf []byte) Event {
+	v := DestroyNotifyEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Event = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	return v
+}
+
+// Event write DestroyNotify
+func (v DestroyNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 17
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Event))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	return buf
+}
+
+func (v DestroyNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[17] = NewDestroyNotifyEvent
+}
+
+// Event definition UnmapNotify (18)
+// Size: 32
+
+const UnmapNotify = 18
+
+type UnmapNotifyEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Event         Id
+	Window        Id
+	FromConfigure bool
+	// padding: 3 bytes
+}
+
+// Event read UnmapNotify
+func NewUnmapNotifyEvent(buf []byte) Event {
+	v := UnmapNotifyEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Event = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	if buf[b] == 1 {
+		v.FromConfigure = true
+	} else {
+		v.FromConfigure = false
+	}
+	b += 1
+
+	b += 3 // padding
+
+	return v
+}
+
+// Event write UnmapNotify
+func (v UnmapNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 18
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Event))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	if v.FromConfigure {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+func (v UnmapNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[18] = NewUnmapNotifyEvent
+}
+
+// Event definition MapNotify (19)
+// Size: 32
+
+const MapNotify = 19
+
+type MapNotifyEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Event            Id
+	Window           Id
+	OverrideRedirect bool
+	// padding: 3 bytes
+}
+
+// Event read MapNotify
+func NewMapNotifyEvent(buf []byte) Event {
+	v := MapNotifyEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Event = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	if buf[b] == 1 {
+		v.OverrideRedirect = true
+	} else {
+		v.OverrideRedirect = false
+	}
+	b += 1
+
+	b += 3 // padding
+
+	return v
+}
+
+// Event write MapNotify
+func (v MapNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 19
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Event))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	if v.OverrideRedirect {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+func (v MapNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[19] = NewMapNotifyEvent
+}
+
+// Event definition MapRequest (20)
+// Size: 32
+
+const MapRequest = 20
+
+type MapRequestEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Parent Id
+	Window Id
+}
+
+// Event read MapRequest
+func NewMapRequestEvent(buf []byte) Event {
+	v := MapRequestEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Parent = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	return v
+}
+
+// Event write MapRequest
+func (v MapRequestEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 20
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Parent))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	return buf
+}
+
+func (v MapRequestEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[20] = NewMapRequestEvent
+}
+
+// Event definition ReparentNotify (21)
+// Size: 32
+
+const ReparentNotify = 21
+
+type ReparentNotifyEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Event            Id
+	Window           Id
+	Parent           Id
+	X                int16
+	Y                int16
+	OverrideRedirect bool
+	// padding: 3 bytes
+}
+
+// Event read ReparentNotify
+func NewReparentNotifyEvent(buf []byte) Event {
+	v := ReparentNotifyEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Event = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Parent = Id(Get32(buf[b:]))
+	b += 4
+
+	v.X = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Y = int16(Get16(buf[b:]))
+	b += 2
+
+	if buf[b] == 1 {
+		v.OverrideRedirect = true
+	} else {
+		v.OverrideRedirect = false
+	}
+	b += 1
+
+	b += 3 // padding
+
+	return v
+}
+
+// Event write ReparentNotify
+func (v ReparentNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 21
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Event))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Parent))
+	b += 4
+
+	Put16(buf[b:], uint16(v.X))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Y))
+	b += 2
+
+	if v.OverrideRedirect {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+func (v ReparentNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[21] = NewReparentNotifyEvent
+}
+
+// Event definition ConfigureNotify (22)
+// Size: 32
+
+const ConfigureNotify = 22
+
+type ConfigureNotifyEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Event            Id
+	Window           Id
+	AboveSibling     Id
+	X                int16
+	Y                int16
+	Width            uint16
+	Height           uint16
+	BorderWidth      uint16
+	OverrideRedirect bool
+	// padding: 1 bytes
+}
+
+// Event read ConfigureNotify
+func NewConfigureNotifyEvent(buf []byte) Event {
+	v := ConfigureNotifyEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Event = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	v.AboveSibling = Id(Get32(buf[b:]))
+	b += 4
+
+	v.X = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Y = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Width = Get16(buf[b:])
+	b += 2
+
+	v.Height = Get16(buf[b:])
+	b += 2
+
+	v.BorderWidth = Get16(buf[b:])
+	b += 2
+
+	if buf[b] == 1 {
+		v.OverrideRedirect = true
+	} else {
+		v.OverrideRedirect = false
+	}
+	b += 1
+
+	b += 1 // padding
+
+	return v
+}
+
+// Event write ConfigureNotify
+func (v ConfigureNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 22
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Event))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	Put32(buf[b:], uint32(v.AboveSibling))
+	b += 4
+
+	Put16(buf[b:], uint16(v.X))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Y))
+	b += 2
+
+	Put16(buf[b:], v.Width)
+	b += 2
+
+	Put16(buf[b:], v.Height)
+	b += 2
+
+	Put16(buf[b:], v.BorderWidth)
+	b += 2
+
+	if v.OverrideRedirect {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 1 // padding
+
+	return buf
+}
+
+func (v ConfigureNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[22] = NewConfigureNotifyEvent
+}
+
+// Event definition ConfigureRequest (23)
+// Size: 32
+
+const ConfigureRequest = 23
+
+type ConfigureRequestEvent struct {
+	Sequence    uint16
+	StackMode   byte
+	Parent      Id
+	Window      Id
+	Sibling     Id
+	X           int16
+	Y           int16
+	Width       uint16
+	Height      uint16
+	BorderWidth uint16
+	ValueMask   uint16
+}
+
+// Event read ConfigureRequest
+func NewConfigureRequestEvent(buf []byte) Event {
+	v := ConfigureRequestEvent{}
+	b := 1 // don't read event number
+
+	v.StackMode = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Parent = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Sibling = Id(Get32(buf[b:]))
+	b += 4
+
+	v.X = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Y = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Width = Get16(buf[b:])
+	b += 2
+
+	v.Height = Get16(buf[b:])
+	b += 2
+
+	v.BorderWidth = Get16(buf[b:])
+	b += 2
+
+	v.ValueMask = Get16(buf[b:])
+	b += 2
+
+	return v
+}
+
+// Event write ConfigureRequest
+func (v ConfigureRequestEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 23
+	b += 1
+
+	buf[b] = v.StackMode
+	b += 1
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Parent))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Sibling))
+	b += 4
+
+	Put16(buf[b:], uint16(v.X))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Y))
+	b += 2
+
+	Put16(buf[b:], v.Width)
+	b += 2
+
+	Put16(buf[b:], v.Height)
+	b += 2
+
+	Put16(buf[b:], v.BorderWidth)
+	b += 2
+
+	Put16(buf[b:], v.ValueMask)
+	b += 2
+
+	return buf
+}
+
+func (v ConfigureRequestEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[23] = NewConfigureRequestEvent
+}
+
+// Event definition GravityNotify (24)
+// Size: 32
+
+const GravityNotify = 24
+
+type GravityNotifyEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Event  Id
+	Window Id
+	X      int16
+	Y      int16
+}
+
+// Event read GravityNotify
+func NewGravityNotifyEvent(buf []byte) Event {
+	v := GravityNotifyEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Event = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	v.X = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Y = int16(Get16(buf[b:]))
+	b += 2
+
+	return v
+}
+
+// Event write GravityNotify
+func (v GravityNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 24
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Event))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	Put16(buf[b:], uint16(v.X))
+	b += 2
+
+	Put16(buf[b:], uint16(v.Y))
+	b += 2
+
+	return buf
+}
+
+func (v GravityNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[24] = NewGravityNotifyEvent
+}
+
+// Event definition ResizeRequest (25)
+// Size: 32
+
+const ResizeRequest = 25
+
+type ResizeRequestEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Window Id
+	Width  uint16
+	Height uint16
+}
+
+// Event read ResizeRequest
+func NewResizeRequestEvent(buf []byte) Event {
+	v := ResizeRequestEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Width = Get16(buf[b:])
+	b += 2
+
+	v.Height = Get16(buf[b:])
+	b += 2
+
+	return v
+}
+
+// Event write ResizeRequest
+func (v ResizeRequestEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 25
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	Put16(buf[b:], v.Width)
+	b += 2
+
+	Put16(buf[b:], v.Height)
+	b += 2
+
+	return buf
+}
+
+func (v ResizeRequestEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[25] = NewResizeRequestEvent
+}
+
+// Event definition CirculateNotify (26)
+// Size: 32
+
+const CirculateNotify = 26
+
+type CirculateNotifyEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Event  Id
+	Window Id
+	// padding: 4 bytes
+	Place byte
+	// padding: 3 bytes
+}
+
+// Event read CirculateNotify
+func NewCirculateNotifyEvent(buf []byte) Event {
+	v := CirculateNotifyEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Event = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	b += 4 // padding
+
+	v.Place = buf[b]
+	b += 1
+
+	b += 3 // padding
+
+	return v
+}
+
+// Event write CirculateNotify
+func (v CirculateNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 26
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Event))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	b += 4 // padding
+
+	buf[b] = v.Place
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+func (v CirculateNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[26] = NewCirculateNotifyEvent
+}
+
+// Event definition PropertyNotify (28)
+// Size: 32
+
+const PropertyNotify = 28
+
+type PropertyNotifyEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Window Id
+	Atom   Id
+	Time   Timestamp
+	State  byte
+	// padding: 3 bytes
+}
+
+// Event read PropertyNotify
+func NewPropertyNotifyEvent(buf []byte) Event {
+	v := PropertyNotifyEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Atom = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Time = Timestamp(Get32(buf[b:]))
+	b += 4
+
+	v.State = buf[b]
+	b += 1
+
+	b += 3 // padding
+
+	return v
+}
+
+// Event write PropertyNotify
+func (v PropertyNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 28
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Atom))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Time))
+	b += 4
+
+	buf[b] = v.State
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+func (v PropertyNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[28] = NewPropertyNotifyEvent
+}
+
+// Event definition SelectionClear (29)
+// Size: 32
+
+const SelectionClear = 29
+
+type SelectionClearEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Time      Timestamp
+	Owner     Id
+	Selection Id
+}
+
+// Event read SelectionClear
+func NewSelectionClearEvent(buf []byte) Event {
+	v := SelectionClearEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Time = Timestamp(Get32(buf[b:]))
+	b += 4
+
+	v.Owner = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Selection = Id(Get32(buf[b:]))
+	b += 4
+
+	return v
+}
+
+// Event write SelectionClear
+func (v SelectionClearEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 29
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Time))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Owner))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Selection))
+	b += 4
+
+	return buf
+}
+
+func (v SelectionClearEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[29] = NewSelectionClearEvent
+}
+
+// Event definition SelectionRequest (30)
+// Size: 32
+
+const SelectionRequest = 30
+
+type SelectionRequestEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Time      Timestamp
+	Owner     Id
+	Requestor Id
+	Selection Id
+	Target    Id
+	Property  Id
+}
+
+// Event read SelectionRequest
+func NewSelectionRequestEvent(buf []byte) Event {
+	v := SelectionRequestEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Time = Timestamp(Get32(buf[b:]))
+	b += 4
+
+	v.Owner = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Requestor = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Selection = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Target = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Property = Id(Get32(buf[b:]))
+	b += 4
+
+	return v
+}
+
+// Event write SelectionRequest
+func (v SelectionRequestEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 30
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Time))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Owner))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Requestor))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Selection))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Target))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Property))
+	b += 4
+
+	return buf
+}
+
+func (v SelectionRequestEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[30] = NewSelectionRequestEvent
+}
+
+// Event definition SelectionNotify (31)
+// Size: 32
+
+const SelectionNotify = 31
+
+type SelectionNotifyEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Time      Timestamp
+	Requestor Id
+	Selection Id
+	Target    Id
+	Property  Id
+}
+
+// Event read SelectionNotify
+func NewSelectionNotifyEvent(buf []byte) Event {
+	v := SelectionNotifyEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Time = Timestamp(Get32(buf[b:]))
+	b += 4
+
+	v.Requestor = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Selection = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Target = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Property = Id(Get32(buf[b:]))
+	b += 4
+
+	return v
+}
+
+// Event write SelectionNotify
+func (v SelectionNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 31
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Time))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Requestor))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Selection))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Target))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Property))
+	b += 4
+
+	return buf
+}
+
+func (v SelectionNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[31] = NewSelectionNotifyEvent
+}
+
+// Event definition ColormapNotify (32)
+// Size: 32
+
+const ColormapNotify = 32
+
+type ColormapNotifyEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Window   Id
+	Colormap Id
+	New      bool
+	State    byte
+	// padding: 2 bytes
+}
+
+// Event read ColormapNotify
+func NewColormapNotifyEvent(buf []byte) Event {
+	v := ColormapNotifyEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Colormap = Id(Get32(buf[b:]))
+	b += 4
+
+	if buf[b] == 1 {
+		v.New = true
+	} else {
+		v.New = false
+	}
+	b += 1
+
+	v.State = buf[b]
+	b += 1
+
+	b += 2 // padding
+
+	return v
+}
+
+// Event write ColormapNotify
+func (v ColormapNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 32
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Colormap))
+	b += 4
+
+	if v.New {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	buf[b] = v.State
+	b += 1
+
+	b += 2 // padding
+
+	return buf
+}
+
+func (v ColormapNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[32] = NewColormapNotifyEvent
+}
+
+// Event definition ClientMessage (33)
+// Size: 32
+
+const ClientMessage = 33
+
+type ClientMessageEvent struct {
+	Sequence uint16
+	Format   byte
+	Window   Id
+	Type     Id
+	Data     ClientMessageDataUnion
+}
+
+// Event read ClientMessage
+func NewClientMessageEvent(buf []byte) Event {
+	v := ClientMessageEvent{}
+	b := 1 // don't read event number
+
+	v.Format = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Type = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Data = ClientMessageDataUnion{}
+	b += ReadClientMessageDataUnion(buf[b:], &v.Data)
+
+	return v
+}
+
+// Event write ClientMessage
+func (v ClientMessageEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 33
+	b += 1
+
+	buf[b] = v.Format
+	b += 1
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Type))
+	b += 4
+
+	{
+		unionBytes := v.Data.Bytes()
+		copy(buf[b:], unionBytes)
+		b += pad(len(unionBytes))
+	}
+
+	return buf
+}
+
+func (v ClientMessageEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[33] = NewClientMessageEvent
+}
+
+// Event definition MappingNotify (34)
+// Size: 32
+
+const MappingNotify = 34
+
+type MappingNotifyEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Request      byte
+	FirstKeycode Keycode
+	Count        byte
+	// padding: 1 bytes
+}
+
+// Event read MappingNotify
+func NewMappingNotifyEvent(buf []byte) Event {
+	v := MappingNotifyEvent{}
+	b := 1 // don't read event number
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Request = buf[b]
+	b += 1
+
+	v.FirstKeycode = Keycode(buf[b])
+	b += 1
+
+	v.Count = buf[b]
+	b += 1
+
+	b += 1 // padding
+
+	return v
+}
+
+// Event write MappingNotify
+func (v MappingNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 34
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	buf[b] = v.Request
+	b += 1
+
+	buf[b] = byte(v.FirstKeycode)
+	b += 1
+
+	buf[b] = v.Count
+	b += 1
+
+	b += 1 // padding
+
+	return buf
+}
+
+func (v MappingNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[34] = NewMappingNotifyEvent
+}
+
+// EventCopy definition KeyRelease (3)
+
+const KeyRelease = 3
+
+type KeyReleaseEvent KeyPressEvent
+
+func NewKeyReleaseEvent(buf []byte) Event {
+	return KeyReleaseEvent(NewKeyPressEvent(buf).(KeyPressEvent))
+}
+
+func (v KeyReleaseEvent) Bytes() []byte {
+	return KeyPressEvent(v).Bytes()
+}
+
+func (v KeyReleaseEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[3] = NewKeyReleaseEvent
+}
+
+// EventCopy definition ButtonRelease (5)
+
+const ButtonRelease = 5
+
+type ButtonReleaseEvent ButtonPressEvent
+
+func NewButtonReleaseEvent(buf []byte) Event {
+	return ButtonReleaseEvent(NewButtonPressEvent(buf).(ButtonPressEvent))
+}
+
+func (v ButtonReleaseEvent) Bytes() []byte {
+	return ButtonPressEvent(v).Bytes()
+}
+
+func (v ButtonReleaseEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[5] = NewButtonReleaseEvent
+}
+
+// EventCopy definition LeaveNotify (8)
+
+const LeaveNotify = 8
+
+type LeaveNotifyEvent EnterNotifyEvent
+
+func NewLeaveNotifyEvent(buf []byte) Event {
+	return LeaveNotifyEvent(NewEnterNotifyEvent(buf).(EnterNotifyEvent))
+}
+
+func (v LeaveNotifyEvent) Bytes() []byte {
+	return EnterNotifyEvent(v).Bytes()
+}
+
+func (v LeaveNotifyEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[8] = NewLeaveNotifyEvent
+}
+
+// EventCopy definition FocusOut (10)
+
+const FocusOut = 10
+
+type FocusOutEvent FocusInEvent
+
+func NewFocusOutEvent(buf []byte) Event {
+	return FocusOutEvent(NewFocusInEvent(buf).(FocusInEvent))
+}
+
+func (v FocusOutEvent) Bytes() []byte {
+	return FocusInEvent(v).Bytes()
+}
+
+func (v FocusOutEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[10] = NewFocusOutEvent
+}
+
+// EventCopy definition CirculateRequest (27)
+
+const CirculateRequest = 27
+
+type CirculateRequestEvent CirculateNotifyEvent
+
+func NewCirculateRequestEvent(buf []byte) Event {
+	return CirculateRequestEvent(NewCirculateNotifyEvent(buf).(CirculateNotifyEvent))
+}
+
+func (v CirculateRequestEvent) Bytes() []byte {
+	return CirculateNotifyEvent(v).Bytes()
+}
+
+func (v CirculateRequestEvent) ImplementsEvent() {}
+
+func init() {
+	newEventFuncs[27] = NewCirculateRequestEvent
+}
+
+// Error definition Request (1)
+// Size: 32
+
+const BadRequest = 1
+
+type RequestError struct {
+	Sequence    uint16
+	NiceName    string
+	BadValue    uint32
+	MinorOpcode uint16
+	MajorOpcode byte
+	// padding: 1 bytes
+}
+
+// Error read Request
+func NewRequestError(buf []byte) Error {
+	v := RequestError{}
+	v.NiceName = "Request"
+
+	b := 1 // skip error determinant
+	b += 1 // don't read error number
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.BadValue = Get32(buf[b:])
+	b += 4
+
+	v.MinorOpcode = Get16(buf[b:])
+	b += 2
+
+	v.MajorOpcode = buf[b]
+	b += 1
+
+	b += 1 // padding
+
+	return v
+}
+
+func (err RequestError) ImplementsError() {}
+
+func (err RequestError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err RequestError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err RequestError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadRequest {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[1] = NewRequestError
+}
+
+// Error definition Value (2)
+// Size: 32
+
+const BadValue = 2
+
+type ValueError struct {
+	Sequence    uint16
+	NiceName    string
+	BadValue    uint32
+	MinorOpcode uint16
+	MajorOpcode byte
+	// padding: 1 bytes
+}
+
+// Error read Value
+func NewValueError(buf []byte) Error {
+	v := ValueError{}
+	v.NiceName = "Value"
+
+	b := 1 // skip error determinant
+	b += 1 // don't read error number
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.BadValue = Get32(buf[b:])
+	b += 4
+
+	v.MinorOpcode = Get16(buf[b:])
+	b += 2
+
+	v.MajorOpcode = buf[b]
+	b += 1
+
+	b += 1 // padding
+
+	return v
+}
+
+func (err ValueError) ImplementsError() {}
+
+func (err ValueError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err ValueError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err ValueError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadValue {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[2] = NewValueError
+}
+
+// ErrorCopy definition Window (3)
+
+const BadWindow = 3
+
+type WindowError ValueError
+
+func NewWindowError(buf []byte) Error {
+	v := WindowError(NewValueError(buf).(ValueError))
+	v.NiceName = "Window"
+	return v
+}
+
+func (err WindowError) ImplementsError() {}
+
+func (err WindowError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err WindowError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err WindowError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadWindow {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[3] = NewWindowError
+}
+
+// ErrorCopy definition Pixmap (4)
+
+const BadPixmap = 4
+
+type PixmapError ValueError
+
+func NewPixmapError(buf []byte) Error {
+	v := PixmapError(NewValueError(buf).(ValueError))
+	v.NiceName = "Pixmap"
+	return v
+}
+
+func (err PixmapError) ImplementsError() {}
+
+func (err PixmapError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err PixmapError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err PixmapError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadPixmap {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[4] = NewPixmapError
+}
+
+// ErrorCopy definition Atom (5)
+
+const BadAtom = 5
+
+type AtomError ValueError
+
+func NewAtomError(buf []byte) Error {
+	v := AtomError(NewValueError(buf).(ValueError))
+	v.NiceName = "Atom"
+	return v
+}
+
+func (err AtomError) ImplementsError() {}
+
+func (err AtomError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err AtomError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err AtomError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadAtom {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[5] = NewAtomError
+}
+
+// ErrorCopy definition Cursor (6)
+
+const BadCursor = 6
+
+type CursorError ValueError
+
+func NewCursorError(buf []byte) Error {
+	v := CursorError(NewValueError(buf).(ValueError))
+	v.NiceName = "Cursor"
+	return v
+}
+
+func (err CursorError) ImplementsError() {}
+
+func (err CursorError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err CursorError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err CursorError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadCursor {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[6] = NewCursorError
+}
+
+// ErrorCopy definition Font (7)
+
+const BadFont = 7
+
+type FontError ValueError
+
+func NewFontError(buf []byte) Error {
+	v := FontError(NewValueError(buf).(ValueError))
+	v.NiceName = "Font"
+	return v
+}
+
+func (err FontError) ImplementsError() {}
+
+func (err FontError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err FontError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err FontError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadFont {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[7] = NewFontError
+}
+
+// ErrorCopy definition Match (8)
+
+const BadMatch = 8
+
+type MatchError RequestError
+
+func NewMatchError(buf []byte) Error {
+	v := MatchError(NewRequestError(buf).(RequestError))
+	v.NiceName = "Match"
+	return v
+}
+
+func (err MatchError) ImplementsError() {}
+
+func (err MatchError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err MatchError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err MatchError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadMatch {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[8] = NewMatchError
+}
+
+// ErrorCopy definition Drawable (9)
+
+const BadDrawable = 9
+
+type DrawableError ValueError
+
+func NewDrawableError(buf []byte) Error {
+	v := DrawableError(NewValueError(buf).(ValueError))
+	v.NiceName = "Drawable"
+	return v
+}
+
+func (err DrawableError) ImplementsError() {}
+
+func (err DrawableError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err DrawableError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err DrawableError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadDrawable {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[9] = NewDrawableError
+}
+
+// ErrorCopy definition Access (10)
+
+const BadAccess = 10
+
+type AccessError RequestError
+
+func NewAccessError(buf []byte) Error {
+	v := AccessError(NewRequestError(buf).(RequestError))
+	v.NiceName = "Access"
+	return v
+}
+
+func (err AccessError) ImplementsError() {}
+
+func (err AccessError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err AccessError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err AccessError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadAccess {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[10] = NewAccessError
+}
+
+// ErrorCopy definition Alloc (11)
+
+const BadAlloc = 11
+
+type AllocError RequestError
+
+func NewAllocError(buf []byte) Error {
+	v := AllocError(NewRequestError(buf).(RequestError))
+	v.NiceName = "Alloc"
+	return v
+}
+
+func (err AllocError) ImplementsError() {}
+
+func (err AllocError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err AllocError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err AllocError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadAlloc {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[11] = NewAllocError
+}
+
+// ErrorCopy definition Colormap (12)
+
+const BadColormap = 12
+
+type ColormapError ValueError
+
+func NewColormapError(buf []byte) Error {
+	v := ColormapError(NewValueError(buf).(ValueError))
+	v.NiceName = "Colormap"
+	return v
+}
+
+func (err ColormapError) ImplementsError() {}
+
+func (err ColormapError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err ColormapError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err ColormapError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadColormap {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[12] = NewColormapError
+}
+
+// ErrorCopy definition GContext (13)
+
+const BadGContext = 13
+
+type GContextError ValueError
+
+func NewGContextError(buf []byte) Error {
+	v := GContextError(NewValueError(buf).(ValueError))
+	v.NiceName = "GContext"
+	return v
+}
+
+func (err GContextError) ImplementsError() {}
+
+func (err GContextError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err GContextError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err GContextError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadGContext {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[13] = NewGContextError
+}
+
+// ErrorCopy definition IDChoice (14)
+
+const BadIDChoice = 14
+
+type IDChoiceError ValueError
+
+func NewIDChoiceError(buf []byte) Error {
+	v := IDChoiceError(NewValueError(buf).(ValueError))
+	v.NiceName = "IDChoice"
+	return v
+}
+
+func (err IDChoiceError) ImplementsError() {}
+
+func (err IDChoiceError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err IDChoiceError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err IDChoiceError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadIDChoice {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[14] = NewIDChoiceError
+}
+
+// ErrorCopy definition Name (15)
+
+const BadName = 15
+
+type NameError RequestError
+
+func NewNameError(buf []byte) Error {
+	v := NameError(NewRequestError(buf).(RequestError))
+	v.NiceName = "Name"
+	return v
+}
+
+func (err NameError) ImplementsError() {}
+
+func (err NameError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err NameError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err NameError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadName {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[15] = NewNameError
+}
+
+// ErrorCopy definition Length (16)
+
+const BadLength = 16
+
+type LengthError RequestError
+
+func NewLengthError(buf []byte) Error {
+	v := LengthError(NewRequestError(buf).(RequestError))
+	v.NiceName = "Length"
+	return v
+}
+
+func (err LengthError) ImplementsError() {}
+
+func (err LengthError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err LengthError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err LengthError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadLength {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[16] = NewLengthError
+}
+
+// ErrorCopy definition Implementation (17)
+
+const BadImplementation = 17
+
+type ImplementationError RequestError
+
+func NewImplementationError(buf []byte) Error {
+	v := ImplementationError(NewRequestError(buf).(RequestError))
+	v.NiceName = "Implementation"
+	return v
+}
+
+func (err ImplementationError) ImplementsError() {}
+
+func (err ImplementationError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err ImplementationError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err ImplementationError) Error() string {
+	fieldVals := make([]string, 0, 4)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	fieldVals = append(fieldVals, sprintf("BadValue: %d", err.BadValue))
+	fieldVals = append(fieldVals, sprintf("MinorOpcode: %d", err.MinorOpcode))
+	fieldVals = append(fieldVals, sprintf("MajorOpcode: %d", err.MajorOpcode))
+	return "BadImplementation {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[17] = NewImplementationError
+}
+
+// Request CreateWindow
+// size: (28 + (4 + pad((4 * popCount(int(ValueMask))))))
+// Write request to wire for CreateWindow
+func (c *Conn) CreateWindow(Depth byte, Wid Id, Parent Id, X int16, Y int16, Width uint16, Height uint16, BorderWidth uint16, Class uint16, Visual Visualid, ValueMask uint32, ValueList []uint32) {
+	size := (28 + (4 + pad((4 * popCount(int(ValueMask))))))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 1 // request opcode
+	b += 1
+
+	buf[b] = Depth
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Wid))
+	b += 4
+
+	Put32(buf[b:], uint32(Parent))
+	b += 4
+
+	Put16(buf[b:], uint16(X))
+	b += 2
+
+	Put16(buf[b:], uint16(Y))
+	b += 2
+
+	Put16(buf[b:], Width)
+	b += 2
+
+	Put16(buf[b:], Height)
+	b += 2
+
+	Put16(buf[b:], BorderWidth)
+	b += 2
+
+	Put16(buf[b:], Class)
+	b += 2
+
+	Put32(buf[b:], uint32(Visual))
+	b += 4
+
+	Put32(buf[b:], ValueMask)
+	b += 4
+	for i := 0; i < popCount(int(ValueMask)); i++ {
+		Put32(buf[b:], ValueList[i])
+		b += 4
+	}
+	b = pad(b)
+
+	c.sendRequest(false, buf)
+}
+
+// Request ChangeWindowAttributes
+// size: (8 + (4 + pad((4 * popCount(int(ValueMask))))))
+// Write request to wire for ChangeWindowAttributes
+func (c *Conn) ChangeWindowAttributes(Window Id, ValueMask uint32, ValueList []uint32) {
+	size := (8 + (4 + pad((4 * popCount(int(ValueMask))))))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 2 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	Put32(buf[b:], ValueMask)
+	b += 4
+	for i := 0; i < popCount(int(ValueMask)); i++ {
+		Put32(buf[b:], ValueList[i])
+		b += 4
+	}
+	b = pad(b)
+
+	c.sendRequest(false, buf)
+}
+
+// Request GetWindowAttributes
+// size: 8
+func (c *Conn) GetWindowAttributes(Window Id) (*GetWindowAttributesReply, error) {
+	return c.GetWindowAttributesReply(c.GetWindowAttributesRequest(Window))
+}
+
+// Write request to wire for GetWindowAttributes
+func (c *Conn) GetWindowAttributesRequest(Window Id) *Cookie {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 3 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetWindowAttributes
+// size: 44
+type GetWindowAttributesReply struct {
+	Sequence           uint16
+	Length             uint32
+	BackingStore       byte
+	Visual             Visualid
+	Class              uint16
+	BitGravity         byte
+	WinGravity         byte
+	BackingPlanes      uint32
+	BackingPixel       uint32
+	SaveUnder          bool
+	MapIsInstalled     bool
+	MapState           byte
+	OverrideRedirect   bool
+	Colormap           Id
+	AllEventMasks      uint32
+	YourEventMask      uint32
+	DoNotPropagateMask uint16
+	// padding: 2 bytes
+}
+
+// Read reply GetWindowAttributes
+func (c *Conn) GetWindowAttributesReply(cook *Cookie) (*GetWindowAttributesReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetWindowAttributesReply)
+	b := 1 // skip reply determinant
+
+	v.BackingStore = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Visual = Visualid(Get32(buf[b:]))
+	b += 4
+
+	v.Class = Get16(buf[b:])
+	b += 2
+
+	v.BitGravity = buf[b]
+	b += 1
+
+	v.WinGravity = buf[b]
+	b += 1
+
+	v.BackingPlanes = Get32(buf[b:])
+	b += 4
+
+	v.BackingPixel = Get32(buf[b:])
+	b += 4
+
+	if buf[b] == 1 {
+		v.SaveUnder = true
+	} else {
+		v.SaveUnder = false
+	}
+	b += 1
+
+	if buf[b] == 1 {
+		v.MapIsInstalled = true
+	} else {
+		v.MapIsInstalled = false
+	}
+	b += 1
+
+	v.MapState = buf[b]
+	b += 1
+
+	if buf[b] == 1 {
+		v.OverrideRedirect = true
+	} else {
+		v.OverrideRedirect = false
+	}
+	b += 1
+
+	v.Colormap = Id(Get32(buf[b:]))
+	b += 4
+
+	v.AllEventMasks = Get32(buf[b:])
+	b += 4
+
+	v.YourEventMask = Get32(buf[b:])
+	b += 4
+
+	v.DoNotPropagateMask = Get16(buf[b:])
+	b += 2
+
+	b += 2 // padding
+
+	return v, nil
+}
+
+// Request DestroyWindow
+// size: 8
+// Write request to wire for DestroyWindow
+func (c *Conn) DestroyWindow(Window Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 4 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request DestroySubwindows
+// size: 8
+// Write request to wire for DestroySubwindows
+func (c *Conn) DestroySubwindows(Window Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 5 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request ChangeSaveSet
+// size: 8
+// Write request to wire for ChangeSaveSet
+func (c *Conn) ChangeSaveSet(Mode byte, Window Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 6 // request opcode
+	b += 1
+
+	buf[b] = Mode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request ReparentWindow
+// size: 16
+// Write request to wire for ReparentWindow
+func (c *Conn) ReparentWindow(Window Id, Parent Id, X int16, Y int16) {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 7 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	Put32(buf[b:], uint32(Parent))
+	b += 4
+
+	Put16(buf[b:], uint16(X))
+	b += 2
+
+	Put16(buf[b:], uint16(Y))
+	b += 2
+
+	c.sendRequest(false, buf)
+}
+
+// Request MapWindow
+// size: 8
+// Write request to wire for MapWindow
+func (c *Conn) MapWindow(Window Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 8 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request MapSubwindows
+// size: 8
+// Write request to wire for MapSubwindows
+func (c *Conn) MapSubwindows(Window Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 9 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request UnmapWindow
+// size: 8
+// Write request to wire for UnmapWindow
+func (c *Conn) UnmapWindow(Window Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 10 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request UnmapSubwindows
+// size: 8
+// Write request to wire for UnmapSubwindows
+func (c *Conn) UnmapSubwindows(Window Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 11 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request ConfigureWindow
+// size: (10 + (2 + pad((4 * popCount(int(ValueMask))))))
+// Write request to wire for ConfigureWindow
+func (c *Conn) ConfigureWindow(Window Id, ValueMask uint16, ValueList []uint32) {
+	size := (10 + (2 + pad((4 * popCount(int(ValueMask))))))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 12 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	Put16(buf[b:], ValueMask)
+	b += 2
+
+	b += 2 // padding
+
+	for i := 0; i < popCount(int(ValueMask)); i++ {
+		Put32(buf[b:], ValueList[i])
+		b += 4
+	}
+	b = pad(b)
+
+	c.sendRequest(false, buf)
+}
+
+// Request CirculateWindow
+// size: 8
+// Write request to wire for CirculateWindow
+func (c *Conn) CirculateWindow(Direction byte, Window Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 13 // request opcode
+	b += 1
+
+	buf[b] = Direction
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request GetGeometry
+// size: 8
+func (c *Conn) GetGeometry(Drawable Id) (*GetGeometryReply, error) {
+	return c.GetGeometryReply(c.GetGeometryRequest(Drawable))
+}
+
+// Write request to wire for GetGeometry
+func (c *Conn) GetGeometryRequest(Drawable Id) *Cookie {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 14 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetGeometry
+// size: 24
+type GetGeometryReply struct {
+	Sequence    uint16
+	Length      uint32
+	Depth       byte
+	Root        Id
+	X           int16
+	Y           int16
+	Width       uint16
+	Height      uint16
+	BorderWidth uint16
+	// padding: 2 bytes
+}
+
+// Read reply GetGeometry
+func (c *Conn) GetGeometryReply(cook *Cookie) (*GetGeometryReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetGeometryReply)
+	b := 1 // skip reply determinant
+
+	v.Depth = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Root = Id(Get32(buf[b:]))
+	b += 4
+
+	v.X = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Y = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Width = Get16(buf[b:])
+	b += 2
+
+	v.Height = Get16(buf[b:])
+	b += 2
+
+	v.BorderWidth = Get16(buf[b:])
+	b += 2
+
+	b += 2 // padding
+
+	return v, nil
+}
+
+// Request QueryTree
+// size: 8
+func (c *Conn) QueryTree(Window Id) (*QueryTreeReply, error) {
+	return c.QueryTreeReply(c.QueryTreeRequest(Window))
+}
+
+// Write request to wire for QueryTree
+func (c *Conn) QueryTreeRequest(Window Id) *Cookie {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 15 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for QueryTree
+// size: (32 + pad((int(ChildrenLen) * 4)))
+type QueryTreeReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Root        Id
+	Parent      Id
+	ChildrenLen uint16
+	// padding: 14 bytes
+	Children []Id // size: pad((int(ChildrenLen) * 4))
+}
+
+// Read reply QueryTree
+func (c *Conn) QueryTreeReply(cook *Cookie) (*QueryTreeReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(QueryTreeReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Root = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Parent = Id(Get32(buf[b:]))
+	b += 4
+
+	v.ChildrenLen = Get16(buf[b:])
+	b += 2
+
+	b += 14 // padding
+
+	v.Children = make([]Id, v.ChildrenLen)
+	for i := 0; i < int(v.ChildrenLen); i++ {
+		v.Children[i] = Id(Get32(buf[b:]))
+		b += 4
+	}
+	b = pad(b)
+
+	return v, nil
+}
+
+// Request InternAtom
+// size: (8 + pad((int(NameLen) * 1)))
+func (c *Conn) InternAtom(OnlyIfExists bool, NameLen uint16, Name string) (*InternAtomReply, error) {
+	return c.InternAtomReply(c.InternAtomRequest(OnlyIfExists, NameLen, Name))
+}
+
+// Write request to wire for InternAtom
+func (c *Conn) InternAtomRequest(OnlyIfExists bool, NameLen uint16, Name string) *Cookie {
+	size := (8 + pad((int(NameLen) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 16 // request opcode
+	b += 1
+
+	if OnlyIfExists {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put16(buf[b:], NameLen)
+	b += 2
+
+	b += 2 // padding
+
+	copy(buf[b:], Name[:NameLen])
+	b += pad(int(NameLen))
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for InternAtom
+// size: 12
+type InternAtomReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Atom Id
+}
+
+// Read reply InternAtom
+func (c *Conn) InternAtomReply(cook *Cookie) (*InternAtomReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(InternAtomReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Atom = Id(Get32(buf[b:]))
+	b += 4
+
+	return v, nil
+}
+
+// Request GetAtomName
+// size: 8
+func (c *Conn) GetAtomName(Atom Id) (*GetAtomNameReply, error) {
+	return c.GetAtomNameReply(c.GetAtomNameRequest(Atom))
+}
+
+// Write request to wire for GetAtomName
+func (c *Conn) GetAtomNameRequest(Atom Id) *Cookie {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 17 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Atom))
+	b += 4
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetAtomName
+// size: (32 + pad((int(NameLen) * 1)))
+type GetAtomNameReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	NameLen uint16
+	// padding: 22 bytes
+	Name string // size: pad((int(NameLen) * 1))
+}
+
+// Read reply GetAtomName
+func (c *Conn) GetAtomNameReply(cook *Cookie) (*GetAtomNameReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetAtomNameReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.NameLen = Get16(buf[b:])
+	b += 2
+
+	b += 22 // padding
+
+	{
+		byteString := make([]byte, v.NameLen)
+		copy(byteString[:v.NameLen], buf[b:])
+		v.Name = string(byteString)
+		b += pad(int(v.NameLen))
+	}
+
+	return v, nil
+}
+
+// Request ChangeProperty
+// size: (24 + pad((((int(DataLen) * int(Format)) / 8) * 1)))
+// Write request to wire for ChangeProperty
+func (c *Conn) ChangeProperty(Mode byte, Window Id, Property Id, Type Id, Format byte, DataLen uint32, Data []byte) {
+	size := (24 + pad((((int(DataLen) * int(Format)) / 8) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 18 // request opcode
+	b += 1
+
+	buf[b] = Mode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	Put32(buf[b:], uint32(Property))
+	b += 4
+
+	Put32(buf[b:], uint32(Type))
+	b += 4
+
+	buf[b] = Format
+	b += 1
+
+	b += 3 // padding
+
+	Put32(buf[b:], DataLen)
+	b += 4
+
+	copy(buf[b:], Data[:((int(DataLen)*int(Format))/8)])
+	b += pad(int(((int(DataLen) * int(Format)) / 8)))
+
+	c.sendRequest(false, buf)
+}
+
+// Request DeleteProperty
+// size: 12
+// Write request to wire for DeleteProperty
+func (c *Conn) DeleteProperty(Window Id, Property Id) {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 19 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	Put32(buf[b:], uint32(Property))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request GetProperty
+// size: 24
+func (c *Conn) GetProperty(Delete bool, Window Id, Property Id, Type Id, LongOffset uint32, LongLength uint32) (*GetPropertyReply, error) {
+	return c.GetPropertyReply(c.GetPropertyRequest(Delete, Window, Property, Type, LongOffset, LongLength))
+}
+
+// Write request to wire for GetProperty
+func (c *Conn) GetPropertyRequest(Delete bool, Window Id, Property Id, Type Id, LongOffset uint32, LongLength uint32) *Cookie {
+	size := 24
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 20 // request opcode
+	b += 1
+
+	if Delete {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	Put32(buf[b:], uint32(Property))
+	b += 4
+
+	Put32(buf[b:], uint32(Type))
+	b += 4
+
+	Put32(buf[b:], LongOffset)
+	b += 4
+
+	Put32(buf[b:], LongLength)
+	b += 4
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetProperty
+// size: (32 + pad(((int(ValueLen) * (int(Format) / 8)) * 1)))
+type GetPropertyReply struct {
+	Sequence   uint16
+	Length     uint32
+	Format     byte
+	Type       Id
+	BytesAfter uint32
+	ValueLen   uint32
+	// padding: 12 bytes
+	Value []byte // size: pad(((int(ValueLen) * (int(Format) / 8)) * 1))
+}
+
+// Read reply GetProperty
+func (c *Conn) GetPropertyReply(cook *Cookie) (*GetPropertyReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetPropertyReply)
+	b := 1 // skip reply determinant
+
+	v.Format = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Type = Id(Get32(buf[b:]))
+	b += 4
+
+	v.BytesAfter = Get32(buf[b:])
+	b += 4
+
+	v.ValueLen = Get32(buf[b:])
+	b += 4
+
+	b += 12 // padding
+
+	v.Value = make([]byte, (int(v.ValueLen) * (int(v.Format) / 8)))
+	copy(v.Value[:(int(v.ValueLen)*(int(v.Format)/8))], buf[b:])
+	b += pad(int((int(v.ValueLen) * (int(v.Format) / 8))))
+
+	return v, nil
+}
+
+// Request ListProperties
+// size: 8
+func (c *Conn) ListProperties(Window Id) (*ListPropertiesReply, error) {
+	return c.ListPropertiesReply(c.ListPropertiesRequest(Window))
+}
+
+// Write request to wire for ListProperties
+func (c *Conn) ListPropertiesRequest(Window Id) *Cookie {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 21 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for ListProperties
+// size: (32 + pad((int(AtomsLen) * 4)))
+type ListPropertiesReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	AtomsLen uint16
+	// padding: 22 bytes
+	Atoms []Id // size: pad((int(AtomsLen) * 4))
+}
+
+// Read reply ListProperties
+func (c *Conn) ListPropertiesReply(cook *Cookie) (*ListPropertiesReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(ListPropertiesReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.AtomsLen = Get16(buf[b:])
+	b += 2
+
+	b += 22 // padding
+
+	v.Atoms = make([]Id, v.AtomsLen)
+	for i := 0; i < int(v.AtomsLen); i++ {
+		v.Atoms[i] = Id(Get32(buf[b:]))
+		b += 4
+	}
+	b = pad(b)
+
+	return v, nil
+}
+
+// Request SetSelectionOwner
+// size: 16
+// Write request to wire for SetSelectionOwner
+func (c *Conn) SetSelectionOwner(Owner Id, Selection Id, Time Timestamp) {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 22 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Owner))
+	b += 4
+
+	Put32(buf[b:], uint32(Selection))
+	b += 4
+
+	Put32(buf[b:], uint32(Time))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request GetSelectionOwner
+// size: 8
+func (c *Conn) GetSelectionOwner(Selection Id) (*GetSelectionOwnerReply, error) {
+	return c.GetSelectionOwnerReply(c.GetSelectionOwnerRequest(Selection))
+}
+
+// Write request to wire for GetSelectionOwner
+func (c *Conn) GetSelectionOwnerRequest(Selection Id) *Cookie {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 23 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Selection))
+	b += 4
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetSelectionOwner
+// size: 12
+type GetSelectionOwnerReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Owner Id
+}
+
+// Read reply GetSelectionOwner
+func (c *Conn) GetSelectionOwnerReply(cook *Cookie) (*GetSelectionOwnerReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetSelectionOwnerReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Owner = Id(Get32(buf[b:]))
+	b += 4
+
+	return v, nil
+}
+
+// Request ConvertSelection
+// size: 24
+// Write request to wire for ConvertSelection
+func (c *Conn) ConvertSelection(Requestor Id, Selection Id, Target Id, Property Id, Time Timestamp) {
+	size := 24
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 24 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Requestor))
+	b += 4
+
+	Put32(buf[b:], uint32(Selection))
+	b += 4
+
+	Put32(buf[b:], uint32(Target))
+	b += 4
+
+	Put32(buf[b:], uint32(Property))
+	b += 4
+
+	Put32(buf[b:], uint32(Time))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request SendEvent
+// size: (12 + pad(32))
+// Write request to wire for SendEvent
+func (c *Conn) SendEvent(Propagate bool, Destination Id, EventMask uint32, Event string) {
+	size := (12 + pad(32))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 25 // request opcode
+	b += 1
+
+	if Propagate {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Destination))
+	b += 4
+
+	Put32(buf[b:], EventMask)
+	b += 4
+
+	copy(buf[b:], Event[:32])
+	b += pad(int(32))
+
+	c.sendRequest(false, buf)
+}
+
+// Request GrabPointer
+// size: 24
+func (c *Conn) GrabPointer(OwnerEvents bool, GrabWindow Id, EventMask uint16, PointerMode byte, KeyboardMode byte, ConfineTo Id, Cursor Id, Time Timestamp) (*GrabPointerReply, error) {
+	return c.GrabPointerReply(c.GrabPointerRequest(OwnerEvents, GrabWindow, EventMask, PointerMode, KeyboardMode, ConfineTo, Cursor, Time))
+}
+
+// Write request to wire for GrabPointer
+func (c *Conn) GrabPointerRequest(OwnerEvents bool, GrabWindow Id, EventMask uint16, PointerMode byte, KeyboardMode byte, ConfineTo Id, Cursor Id, Time Timestamp) *Cookie {
+	size := 24
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 26 // request opcode
+	b += 1
+
+	if OwnerEvents {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(GrabWindow))
+	b += 4
+
+	Put16(buf[b:], EventMask)
+	b += 2
+
+	buf[b] = PointerMode
+	b += 1
+
+	buf[b] = KeyboardMode
+	b += 1
+
+	Put32(buf[b:], uint32(ConfineTo))
+	b += 4
+
+	Put32(buf[b:], uint32(Cursor))
+	b += 4
+
+	Put32(buf[b:], uint32(Time))
+	b += 4
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GrabPointer
+// size: 8
+type GrabPointerReply struct {
+	Sequence uint16
+	Length   uint32
+	Status   byte
+}
+
+// Read reply GrabPointer
+func (c *Conn) GrabPointerReply(cook *Cookie) (*GrabPointerReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GrabPointerReply)
+	b := 1 // skip reply determinant
+
+	v.Status = buf[b]
+	b += 1
+
+	return v, nil
+}
+
+// Request UngrabPointer
+// size: 8
+// Write request to wire for UngrabPointer
+func (c *Conn) UngrabPointer(Time Timestamp) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 27 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Time))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request GrabButton
+// size: 24
+// Write request to wire for GrabButton
+func (c *Conn) GrabButton(OwnerEvents bool, GrabWindow Id, EventMask uint16, PointerMode byte, KeyboardMode byte, ConfineTo Id, Cursor Id, Button byte, Modifiers uint16) {
+	size := 24
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 28 // request opcode
+	b += 1
+
+	if OwnerEvents {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(GrabWindow))
+	b += 4
+
+	Put16(buf[b:], EventMask)
+	b += 2
+
+	buf[b] = PointerMode
+	b += 1
+
+	buf[b] = KeyboardMode
+	b += 1
+
+	Put32(buf[b:], uint32(ConfineTo))
+	b += 4
+
+	Put32(buf[b:], uint32(Cursor))
+	b += 4
+
+	buf[b] = Button
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], Modifiers)
+	b += 2
+
+	c.sendRequest(false, buf)
+}
+
+// Request UngrabButton
+// size: 12
+// Write request to wire for UngrabButton
+func (c *Conn) UngrabButton(Button byte, GrabWindow Id, Modifiers uint16) {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 29 // request opcode
+	b += 1
+
+	buf[b] = Button
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(GrabWindow))
+	b += 4
+
+	Put16(buf[b:], Modifiers)
+	b += 2
+
+	b += 2 // padding
+
+	c.sendRequest(false, buf)
+}
+
+// Request ChangeActivePointerGrab
+// size: 16
+// Write request to wire for ChangeActivePointerGrab
+func (c *Conn) ChangeActivePointerGrab(Cursor Id, Time Timestamp, EventMask uint16) {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 30 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cursor))
+	b += 4
+
+	Put32(buf[b:], uint32(Time))
+	b += 4
+
+	Put16(buf[b:], EventMask)
+	b += 2
+
+	b += 2 // padding
+
+	c.sendRequest(false, buf)
+}
+
+// Request GrabKeyboard
+// size: 16
+func (c *Conn) GrabKeyboard(OwnerEvents bool, GrabWindow Id, Time Timestamp, PointerMode byte, KeyboardMode byte) (*GrabKeyboardReply, error) {
+	return c.GrabKeyboardReply(c.GrabKeyboardRequest(OwnerEvents, GrabWindow, Time, PointerMode, KeyboardMode))
+}
+
+// Write request to wire for GrabKeyboard
+func (c *Conn) GrabKeyboardRequest(OwnerEvents bool, GrabWindow Id, Time Timestamp, PointerMode byte, KeyboardMode byte) *Cookie {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 31 // request opcode
+	b += 1
+
+	if OwnerEvents {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(GrabWindow))
+	b += 4
+
+	Put32(buf[b:], uint32(Time))
+	b += 4
+
+	buf[b] = PointerMode
+	b += 1
+
+	buf[b] = KeyboardMode
+	b += 1
+
+	b += 2 // padding
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GrabKeyboard
+// size: 8
+type GrabKeyboardReply struct {
+	Sequence uint16
+	Length   uint32
+	Status   byte
+}
+
+// Read reply GrabKeyboard
+func (c *Conn) GrabKeyboardReply(cook *Cookie) (*GrabKeyboardReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GrabKeyboardReply)
+	b := 1 // skip reply determinant
+
+	v.Status = buf[b]
+	b += 1
+
+	return v, nil
+}
+
+// Request UngrabKeyboard
+// size: 8
+// Write request to wire for UngrabKeyboard
+func (c *Conn) UngrabKeyboard(Time Timestamp) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 32 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Time))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request GrabKey
+// size: 16
+// Write request to wire for GrabKey
+func (c *Conn) GrabKey(OwnerEvents bool, GrabWindow Id, Modifiers uint16, Key Keycode, PointerMode byte, KeyboardMode byte) {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 33 // request opcode
+	b += 1
+
+	if OwnerEvents {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(GrabWindow))
+	b += 4
+
+	Put16(buf[b:], Modifiers)
+	b += 2
+
+	buf[b] = byte(Key)
+	b += 1
+
+	buf[b] = PointerMode
+	b += 1
+
+	buf[b] = KeyboardMode
+	b += 1
+
+	b += 3 // padding
+
+	c.sendRequest(false, buf)
+}
+
+// Request UngrabKey
+// size: 12
+// Write request to wire for UngrabKey
+func (c *Conn) UngrabKey(Key Keycode, GrabWindow Id, Modifiers uint16) {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 34 // request opcode
+	b += 1
+
+	buf[b] = byte(Key)
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(GrabWindow))
+	b += 4
+
+	Put16(buf[b:], Modifiers)
+	b += 2
+
+	b += 2 // padding
+
+	c.sendRequest(false, buf)
+}
+
+// Request AllowEvents
+// size: 8
+// Write request to wire for AllowEvents
+func (c *Conn) AllowEvents(Mode byte, Time Timestamp) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 35 // request opcode
+	b += 1
+
+	buf[b] = Mode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Time))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request GrabServer
+// size: 3
+// Write request to wire for GrabServer
+func (c *Conn) GrabServer() {
+	size := 3
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 36 // request opcode
+	b += 1
+
+	c.sendRequest(false, buf)
+}
+
+// Request UngrabServer
+// size: 3
+// Write request to wire for UngrabServer
+func (c *Conn) UngrabServer() {
+	size := 3
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 37 // request opcode
+	b += 1
+
+	c.sendRequest(false, buf)
+}
+
+// Request QueryPointer
+// size: 8
+func (c *Conn) QueryPointer(Window Id) (*QueryPointerReply, error) {
+	return c.QueryPointerReply(c.QueryPointerRequest(Window))
+}
+
+// Write request to wire for QueryPointer
+func (c *Conn) QueryPointerRequest(Window Id) *Cookie {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 38 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for QueryPointer
+// size: 28
+type QueryPointerReply struct {
+	Sequence   uint16
+	Length     uint32
+	SameScreen bool
+	Root       Id
+	Child      Id
+	RootX      int16
+	RootY      int16
+	WinX       int16
+	WinY       int16
+	Mask       uint16
+	// padding: 2 bytes
+}
+
+// Read reply QueryPointer
+func (c *Conn) QueryPointerReply(cook *Cookie) (*QueryPointerReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(QueryPointerReply)
+	b := 1 // skip reply determinant
+
+	if buf[b] == 1 {
+		v.SameScreen = true
+	} else {
+		v.SameScreen = false
+	}
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Root = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Child = Id(Get32(buf[b:]))
+	b += 4
+
+	v.RootX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.RootY = int16(Get16(buf[b:]))
+	b += 2
+
+	v.WinX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.WinY = int16(Get16(buf[b:]))
+	b += 2
+
+	v.Mask = Get16(buf[b:])
+	b += 2
+
+	b += 2 // padding
+
+	return v, nil
+}
+
+// Request GetMotionEvents
+// size: 16
+func (c *Conn) GetMotionEvents(Window Id, Start Timestamp, Stop Timestamp) (*GetMotionEventsReply, error) {
+	return c.GetMotionEventsReply(c.GetMotionEventsRequest(Window, Start, Stop))
+}
+
+// Write request to wire for GetMotionEvents
+func (c *Conn) GetMotionEventsRequest(Window Id, Start Timestamp, Stop Timestamp) *Cookie {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 39 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	Put32(buf[b:], uint32(Start))
+	b += 4
+
+	Put32(buf[b:], uint32(Stop))
+	b += 4
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetMotionEvents
+// size: (32 + pad((int(EventsLen) * 8)))
+type GetMotionEventsReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	EventsLen uint32
+	// padding: 20 bytes
+	Events []Timecoord // size: pad((int(EventsLen) * 8))
+}
+
+// Read reply GetMotionEvents
+func (c *Conn) GetMotionEventsReply(cook *Cookie) (*GetMotionEventsReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetMotionEventsReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.EventsLen = Get32(buf[b:])
+	b += 4
+
+	b += 20 // padding
+
+	v.Events = make([]Timecoord, v.EventsLen)
+	b += ReadTimecoordList(buf[b:], v.Events)
+
+	return v, nil
+}
+
+// Request TranslateCoordinates
+// size: 16
+func (c *Conn) TranslateCoordinates(SrcWindow Id, DstWindow Id, SrcX int16, SrcY int16) (*TranslateCoordinatesReply, error) {
+	return c.TranslateCoordinatesReply(c.TranslateCoordinatesRequest(SrcWindow, DstWindow, SrcX, SrcY))
+}
+
+// Write request to wire for TranslateCoordinates
+func (c *Conn) TranslateCoordinatesRequest(SrcWindow Id, DstWindow Id, SrcX int16, SrcY int16) *Cookie {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 40 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(SrcWindow))
+	b += 4
+
+	Put32(buf[b:], uint32(DstWindow))
+	b += 4
+
+	Put16(buf[b:], uint16(SrcX))
+	b += 2
+
+	Put16(buf[b:], uint16(SrcY))
+	b += 2
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for TranslateCoordinates
+// size: 16
+type TranslateCoordinatesReply struct {
+	Sequence   uint16
+	Length     uint32
+	SameScreen bool
+	Child      Id
+	DstX       int16
+	DstY       int16
+}
+
+// Read reply TranslateCoordinates
+func (c *Conn) TranslateCoordinatesReply(cook *Cookie) (*TranslateCoordinatesReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(TranslateCoordinatesReply)
+	b := 1 // skip reply determinant
+
+	if buf[b] == 1 {
+		v.SameScreen = true
+	} else {
+		v.SameScreen = false
+	}
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Child = Id(Get32(buf[b:]))
+	b += 4
+
+	v.DstX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.DstY = int16(Get16(buf[b:]))
+	b += 2
+
+	return v, nil
+}
+
+// Request WarpPointer
+// size: 24
+// Write request to wire for WarpPointer
+func (c *Conn) WarpPointer(SrcWindow Id, DstWindow Id, SrcX int16, SrcY int16, SrcWidth uint16, SrcHeight uint16, DstX int16, DstY int16) {
+	size := 24
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 41 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(SrcWindow))
+	b += 4
+
+	Put32(buf[b:], uint32(DstWindow))
+	b += 4
+
+	Put16(buf[b:], uint16(SrcX))
+	b += 2
+
+	Put16(buf[b:], uint16(SrcY))
+	b += 2
+
+	Put16(buf[b:], SrcWidth)
+	b += 2
+
+	Put16(buf[b:], SrcHeight)
+	b += 2
+
+	Put16(buf[b:], uint16(DstX))
+	b += 2
+
+	Put16(buf[b:], uint16(DstY))
+	b += 2
+
+	c.sendRequest(false, buf)
+}
+
+// Request SetInputFocus
+// size: 12
+// Write request to wire for SetInputFocus
+func (c *Conn) SetInputFocus(RevertTo byte, Focus Id, Time Timestamp) {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 42 // request opcode
+	b += 1
+
+	buf[b] = RevertTo
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Focus))
+	b += 4
+
+	Put32(buf[b:], uint32(Time))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request GetInputFocus
+// size: 3
+func (c *Conn) GetInputFocus() (*GetInputFocusReply, error) {
+	return c.GetInputFocusReply(c.GetInputFocusRequest())
+}
+
+// Write request to wire for GetInputFocus
+func (c *Conn) GetInputFocusRequest() *Cookie {
+	size := 3
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 43 // request opcode
+	b += 1
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetInputFocus
+// size: 12
+type GetInputFocusReply struct {
+	Sequence uint16
+	Length   uint32
+	RevertTo byte
+	Focus    Id
+}
+
+// Read reply GetInputFocus
+func (c *Conn) GetInputFocusReply(cook *Cookie) (*GetInputFocusReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetInputFocusReply)
+	b := 1 // skip reply determinant
+
+	v.RevertTo = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Focus = Id(Get32(buf[b:]))
+	b += 4
+
+	return v, nil
+}
+
+// Request QueryKeymap
+// size: 3
+func (c *Conn) QueryKeymap() (*QueryKeymapReply, error) {
+	return c.QueryKeymapReply(c.QueryKeymapRequest())
+}
+
+// Write request to wire for QueryKeymap
+func (c *Conn) QueryKeymapRequest() *Cookie {
+	size := 3
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 44 // request opcode
+	b += 1
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for QueryKeymap
+// size: (8 + pad(32))
+type QueryKeymapReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Keys []byte // size: pad(32)
+}
+
+// Read reply QueryKeymap
+func (c *Conn) QueryKeymapReply(cook *Cookie) (*QueryKeymapReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(QueryKeymapReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Keys = make([]byte, 32)
+	copy(v.Keys[:32], buf[b:])
+	b += pad(int(32))
+
+	return v, nil
+}
+
+// Request OpenFont
+// size: (12 + pad((int(NameLen) * 1)))
+// Write request to wire for OpenFont
+func (c *Conn) OpenFont(Fid Id, NameLen uint16, Name string) {
+	size := (12 + pad((int(NameLen) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 45 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Fid))
+	b += 4
+
+	Put16(buf[b:], NameLen)
+	b += 2
+
+	b += 2 // padding
+
+	copy(buf[b:], Name[:NameLen])
+	b += pad(int(NameLen))
+
+	c.sendRequest(false, buf)
+}
+
+// Request CloseFont
+// size: 8
+// Write request to wire for CloseFont
+func (c *Conn) CloseFont(Font Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 46 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Font))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request QueryFont
+// size: 8
+func (c *Conn) QueryFont(Font Id) (*QueryFontReply, error) {
+	return c.QueryFontReply(c.QueryFontRequest(Font))
+}
+
+// Write request to wire for QueryFont
+func (c *Conn) QueryFontRequest(Font Id) *Cookie {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 47 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Font))
+	b += 4
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for QueryFont
+// size: ((60 + pad((int(PropertiesLen) * 8))) + pad((int(CharInfosLen) * 12)))
+type QueryFontReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	MinBounds Charinfo
+	// padding: 4 bytes
+	MaxBounds Charinfo
+	// padding: 4 bytes
+	MinCharOrByte2 uint16
+	MaxCharOrByte2 uint16
+	DefaultChar    uint16
+	PropertiesLen  uint16
+	DrawDirection  byte
+	MinByte1       byte
+	MaxByte1       byte
+	AllCharsExist  bool
+	FontAscent     int16
+	FontDescent    int16
+	CharInfosLen   uint32
+	Properties     []Fontprop // size: pad((int(PropertiesLen) * 8))
+	CharInfos      []Charinfo // size: pad((int(CharInfosLen) * 12))
+}
+
+// Read reply QueryFont
+func (c *Conn) QueryFontReply(cook *Cookie) (*QueryFontReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(QueryFontReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.MinBounds = Charinfo{}
+	b += ReadCharinfo(buf[b:], &v.MinBounds)
+
+	b += 4 // padding
+
+	v.MaxBounds = Charinfo{}
+	b += ReadCharinfo(buf[b:], &v.MaxBounds)
+
+	b += 4 // padding
+
+	v.MinCharOrByte2 = Get16(buf[b:])
+	b += 2
+
+	v.MaxCharOrByte2 = Get16(buf[b:])
+	b += 2
+
+	v.DefaultChar = Get16(buf[b:])
+	b += 2
+
+	v.PropertiesLen = Get16(buf[b:])
+	b += 2
+
+	v.DrawDirection = buf[b]
+	b += 1
+
+	v.MinByte1 = buf[b]
+	b += 1
+
+	v.MaxByte1 = buf[b]
+	b += 1
+
+	if buf[b] == 1 {
+		v.AllCharsExist = true
+	} else {
+		v.AllCharsExist = false
+	}
+	b += 1
+
+	v.FontAscent = int16(Get16(buf[b:]))
+	b += 2
+
+	v.FontDescent = int16(Get16(buf[b:]))
+	b += 2
+
+	v.CharInfosLen = Get32(buf[b:])
+	b += 4
+
+	v.Properties = make([]Fontprop, v.PropertiesLen)
+	b += ReadFontpropList(buf[b:], v.Properties)
+
+	v.CharInfos = make([]Charinfo, v.CharInfosLen)
+	b += ReadCharinfoList(buf[b:], v.CharInfos)
+
+	return v, nil
+}
+
+// Request QueryTextExtents
+// size: (8 + pad((len(String) * 2)))
+func (c *Conn) QueryTextExtents(Font Id, String []Char2b, StringLen uint16) (*QueryTextExtentsReply, error) {
+	return c.QueryTextExtentsReply(c.QueryTextExtentsRequest(Font, String, StringLen))
+}
+
+// Write request to wire for QueryTextExtents
+func (c *Conn) QueryTextExtentsRequest(Font Id, String []Char2b, StringLen uint16) *Cookie {
+	size := (8 + pad((len(String) * 2)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 48 // request opcode
+	b += 1
+
+	buf[b] = byte((int(StringLen) & 1))
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Font))
+	b += 4
+
+	b += Char2bListBytes(buf[b:], String)
+
+	// skip writing local field: StringLen (2) :: uint16
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for QueryTextExtents
+// size: 28
+type QueryTextExtentsReply struct {
+	Sequence       uint16
+	Length         uint32
+	DrawDirection  byte
+	FontAscent     int16
+	FontDescent    int16
+	OverallAscent  int16
+	OverallDescent int16
+	OverallWidth   int32
+	OverallLeft    int32
+	OverallRight   int32
+}
+
+// Read reply QueryTextExtents
+func (c *Conn) QueryTextExtentsReply(cook *Cookie) (*QueryTextExtentsReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(QueryTextExtentsReply)
+	b := 1 // skip reply determinant
+
+	v.DrawDirection = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.FontAscent = int16(Get16(buf[b:]))
+	b += 2
+
+	v.FontDescent = int16(Get16(buf[b:]))
+	b += 2
+
+	v.OverallAscent = int16(Get16(buf[b:]))
+	b += 2
+
+	v.OverallDescent = int16(Get16(buf[b:]))
+	b += 2
+
+	v.OverallWidth = int32(Get32(buf[b:]))
+	b += 4
+
+	v.OverallLeft = int32(Get32(buf[b:]))
+	b += 4
+
+	v.OverallRight = int32(Get32(buf[b:]))
+	b += 4
+
+	return v, nil
+}
+
+// Request ListFonts
+// size: (8 + pad((int(PatternLen) * 1)))
+func (c *Conn) ListFonts(MaxNames uint16, PatternLen uint16, Pattern string) (*ListFontsReply, error) {
+	return c.ListFontsReply(c.ListFontsRequest(MaxNames, PatternLen, Pattern))
+}
+
+// Write request to wire for ListFonts
+func (c *Conn) ListFontsRequest(MaxNames uint16, PatternLen uint16, Pattern string) *Cookie {
+	size := (8 + pad((int(PatternLen) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 49 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put16(buf[b:], MaxNames)
+	b += 2
+
+	Put16(buf[b:], PatternLen)
+	b += 2
+
+	copy(buf[b:], Pattern[:PatternLen])
+	b += pad(int(PatternLen))
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for ListFonts
+// size: (32 + StrListSize(Names))
+type ListFontsReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	NamesLen uint16
+	// padding: 22 bytes
+	Names []Str // size: StrListSize(Names)
+}
+
+// Read reply ListFonts
+func (c *Conn) ListFontsReply(cook *Cookie) (*ListFontsReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(ListFontsReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.NamesLen = Get16(buf[b:])
+	b += 2
+
+	b += 22 // padding
+
+	v.Names = make([]Str, v.NamesLen)
+	b += ReadStrList(buf[b:], v.Names)
+
+	return v, nil
+}
+
+// Request ListFontsWithInfo
+// size: (8 + pad((int(PatternLen) * 1)))
+func (c *Conn) ListFontsWithInfo(MaxNames uint16, PatternLen uint16, Pattern string) (*ListFontsWithInfoReply, error) {
+	return c.ListFontsWithInfoReply(c.ListFontsWithInfoRequest(MaxNames, PatternLen, Pattern))
+}
+
+// Write request to wire for ListFontsWithInfo
+func (c *Conn) ListFontsWithInfoRequest(MaxNames uint16, PatternLen uint16, Pattern string) *Cookie {
+	size := (8 + pad((int(PatternLen) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 50 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put16(buf[b:], MaxNames)
+	b += 2
+
+	Put16(buf[b:], PatternLen)
+	b += 2
+
+	copy(buf[b:], Pattern[:PatternLen])
+	b += pad(int(PatternLen))
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for ListFontsWithInfo
+// size: ((60 + pad((int(PropertiesLen) * 8))) + pad((int(NameLen) * 1)))
+type ListFontsWithInfoReply struct {
+	Sequence  uint16
+	Length    uint32
+	NameLen   byte
+	MinBounds Charinfo
+	// padding: 4 bytes
+	MaxBounds Charinfo
+	// padding: 4 bytes
+	MinCharOrByte2 uint16
+	MaxCharOrByte2 uint16
+	DefaultChar    uint16
+	PropertiesLen  uint16
+	DrawDirection  byte
+	MinByte1       byte
+	MaxByte1       byte
+	AllCharsExist  bool
+	FontAscent     int16
+	FontDescent    int16
+	RepliesHint    uint32
+	Properties     []Fontprop // size: pad((int(PropertiesLen) * 8))
+	Name           string     // size: pad((int(NameLen) * 1))
+}
+
+// Read reply ListFontsWithInfo
+func (c *Conn) ListFontsWithInfoReply(cook *Cookie) (*ListFontsWithInfoReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(ListFontsWithInfoReply)
+	b := 1 // skip reply determinant
+
+	v.NameLen = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.MinBounds = Charinfo{}
+	b += ReadCharinfo(buf[b:], &v.MinBounds)
+
+	b += 4 // padding
+
+	v.MaxBounds = Charinfo{}
+	b += ReadCharinfo(buf[b:], &v.MaxBounds)
+
+	b += 4 // padding
+
+	v.MinCharOrByte2 = Get16(buf[b:])
+	b += 2
+
+	v.MaxCharOrByte2 = Get16(buf[b:])
+	b += 2
+
+	v.DefaultChar = Get16(buf[b:])
+	b += 2
+
+	v.PropertiesLen = Get16(buf[b:])
+	b += 2
+
+	v.DrawDirection = buf[b]
+	b += 1
+
+	v.MinByte1 = buf[b]
+	b += 1
+
+	v.MaxByte1 = buf[b]
+	b += 1
+
+	if buf[b] == 1 {
+		v.AllCharsExist = true
+	} else {
+		v.AllCharsExist = false
+	}
+	b += 1
+
+	v.FontAscent = int16(Get16(buf[b:]))
+	b += 2
+
+	v.FontDescent = int16(Get16(buf[b:]))
+	b += 2
+
+	v.RepliesHint = Get32(buf[b:])
+	b += 4
+
+	v.Properties = make([]Fontprop, v.PropertiesLen)
+	b += ReadFontpropList(buf[b:], v.Properties)
+
+	{
+		byteString := make([]byte, v.NameLen)
+		copy(byteString[:v.NameLen], buf[b:])
+		v.Name = string(byteString)
+		b += pad(int(v.NameLen))
+	}
+
+	return v, nil
+}
+
+// Request SetFontPath
+// size: (8 + StrListSize(Font))
+// Write request to wire for SetFontPath
+func (c *Conn) SetFontPath(FontQty uint16, Font []Str) {
+	size := (8 + StrListSize(Font))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 51 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put16(buf[b:], FontQty)
+	b += 2
+
+	b += 2 // padding
+
+	b += StrListBytes(buf[b:], Font)
+
+	c.sendRequest(false, buf)
+}
+
+// Request GetFontPath
+// size: 3
+func (c *Conn) GetFontPath() (*GetFontPathReply, error) {
+	return c.GetFontPathReply(c.GetFontPathRequest())
+}
+
+// Write request to wire for GetFontPath
+func (c *Conn) GetFontPathRequest() *Cookie {
+	size := 3
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 52 // request opcode
+	b += 1
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetFontPath
+// size: (32 + StrListSize(Path))
+type GetFontPathReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	PathLen uint16
+	// padding: 22 bytes
+	Path []Str // size: StrListSize(Path)
+}
+
+// Read reply GetFontPath
+func (c *Conn) GetFontPathReply(cook *Cookie) (*GetFontPathReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetFontPathReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.PathLen = Get16(buf[b:])
+	b += 2
+
+	b += 22 // padding
+
+	v.Path = make([]Str, v.PathLen)
+	b += ReadStrList(buf[b:], v.Path)
+
+	return v, nil
+}
+
+// Request CreatePixmap
+// size: 16
+// Write request to wire for CreatePixmap
+func (c *Conn) CreatePixmap(Depth byte, Pid Id, Drawable Id, Width uint16, Height uint16) {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 53 // request opcode
+	b += 1
+
+	buf[b] = Depth
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Pid))
+	b += 4
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put16(buf[b:], Width)
+	b += 2
+
+	Put16(buf[b:], Height)
+	b += 2
+
+	c.sendRequest(false, buf)
+}
+
+// Request FreePixmap
+// size: 8
+// Write request to wire for FreePixmap
+func (c *Conn) FreePixmap(Pixmap Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 54 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Pixmap))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request CreateGC
+// size: (12 + (4 + pad((4 * popCount(int(ValueMask))))))
+// Write request to wire for CreateGC
+func (c *Conn) CreateGC(Cid Id, Drawable Id, ValueMask uint32, ValueList []uint32) {
+	size := (12 + (4 + pad((4 * popCount(int(ValueMask))))))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 55 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cid))
+	b += 4
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], ValueMask)
+	b += 4
+	for i := 0; i < popCount(int(ValueMask)); i++ {
+		Put32(buf[b:], ValueList[i])
+		b += 4
+	}
+	b = pad(b)
+
+	c.sendRequest(false, buf)
+}
+
+// Request ChangeGC
+// size: (8 + (4 + pad((4 * popCount(int(ValueMask))))))
+// Write request to wire for ChangeGC
+func (c *Conn) ChangeGC(Gc Id, ValueMask uint32, ValueList []uint32) {
+	size := (8 + (4 + pad((4 * popCount(int(ValueMask))))))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 56 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	Put32(buf[b:], ValueMask)
+	b += 4
+	for i := 0; i < popCount(int(ValueMask)); i++ {
+		Put32(buf[b:], ValueList[i])
+		b += 4
+	}
+	b = pad(b)
+
+	c.sendRequest(false, buf)
+}
+
+// Request CopyGC
+// size: 16
+// Write request to wire for CopyGC
+func (c *Conn) CopyGC(SrcGc Id, DstGc Id, ValueMask uint32) {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 57 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(SrcGc))
+	b += 4
+
+	Put32(buf[b:], uint32(DstGc))
+	b += 4
+
+	Put32(buf[b:], ValueMask)
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request SetDashes
+// size: (12 + pad((int(DashesLen) * 1)))
+// Write request to wire for SetDashes
+func (c *Conn) SetDashes(Gc Id, DashOffset uint16, DashesLen uint16, Dashes []byte) {
+	size := (12 + pad((int(DashesLen) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 58 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	Put16(buf[b:], DashOffset)
+	b += 2
+
+	Put16(buf[b:], DashesLen)
+	b += 2
+
+	copy(buf[b:], Dashes[:DashesLen])
+	b += pad(int(DashesLen))
+
+	c.sendRequest(false, buf)
+}
+
+// Request SetClipRectangles
+// size: (12 + pad((len(Rectangles) * 8)))
+// Write request to wire for SetClipRectangles
+func (c *Conn) SetClipRectangles(Ordering byte, Gc Id, ClipXOrigin int16, ClipYOrigin int16, Rectangles []Rectangle) {
+	size := (12 + pad((len(Rectangles) * 8)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 59 // request opcode
+	b += 1
+
+	buf[b] = Ordering
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	Put16(buf[b:], uint16(ClipXOrigin))
+	b += 2
+
+	Put16(buf[b:], uint16(ClipYOrigin))
+	b += 2
+
+	b += RectangleListBytes(buf[b:], Rectangles)
+
+	c.sendRequest(false, buf)
+}
+
+// Request FreeGC
+// size: 8
+// Write request to wire for FreeGC
+func (c *Conn) FreeGC(Gc Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 60 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request ClearArea
+// size: 16
+// Write request to wire for ClearArea
+func (c *Conn) ClearArea(Exposures bool, Window Id, X int16, Y int16, Width uint16, Height uint16) {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 61 // request opcode
+	b += 1
+
+	if Exposures {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	Put16(buf[b:], uint16(X))
+	b += 2
+
+	Put16(buf[b:], uint16(Y))
+	b += 2
+
+	Put16(buf[b:], Width)
+	b += 2
+
+	Put16(buf[b:], Height)
+	b += 2
+
+	c.sendRequest(false, buf)
+}
+
+// Request CopyArea
+// size: 28
+// Write request to wire for CopyArea
+func (c *Conn) CopyArea(SrcDrawable Id, DstDrawable Id, Gc Id, SrcX int16, SrcY int16, DstX int16, DstY int16, Width uint16, Height uint16) {
+	size := 28
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 62 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(SrcDrawable))
+	b += 4
+
+	Put32(buf[b:], uint32(DstDrawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	Put16(buf[b:], uint16(SrcX))
+	b += 2
+
+	Put16(buf[b:], uint16(SrcY))
+	b += 2
+
+	Put16(buf[b:], uint16(DstX))
+	b += 2
+
+	Put16(buf[b:], uint16(DstY))
+	b += 2
+
+	Put16(buf[b:], Width)
+	b += 2
+
+	Put16(buf[b:], Height)
+	b += 2
+
+	c.sendRequest(false, buf)
+}
+
+// Request CopyPlane
+// size: 32
+// Write request to wire for CopyPlane
+func (c *Conn) CopyPlane(SrcDrawable Id, DstDrawable Id, Gc Id, SrcX int16, SrcY int16, DstX int16, DstY int16, Width uint16, Height uint16, BitPlane uint32) {
+	size := 32
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 63 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(SrcDrawable))
+	b += 4
+
+	Put32(buf[b:], uint32(DstDrawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	Put16(buf[b:], uint16(SrcX))
+	b += 2
+
+	Put16(buf[b:], uint16(SrcY))
+	b += 2
+
+	Put16(buf[b:], uint16(DstX))
+	b += 2
+
+	Put16(buf[b:], uint16(DstY))
+	b += 2
+
+	Put16(buf[b:], Width)
+	b += 2
+
+	Put16(buf[b:], Height)
+	b += 2
+
+	Put32(buf[b:], BitPlane)
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request PolyPoint
+// size: (12 + pad((len(Points) * 4)))
+// Write request to wire for PolyPoint
+func (c *Conn) PolyPoint(CoordinateMode byte, Drawable Id, Gc Id, Points []Point) {
+	size := (12 + pad((len(Points) * 4)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 64 // request opcode
+	b += 1
+
+	buf[b] = CoordinateMode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	b += PointListBytes(buf[b:], Points)
+
+	c.sendRequest(false, buf)
+}
+
+// Request PolyLine
+// size: (12 + pad((len(Points) * 4)))
+// Write request to wire for PolyLine
+func (c *Conn) PolyLine(CoordinateMode byte, Drawable Id, Gc Id, Points []Point) {
+	size := (12 + pad((len(Points) * 4)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 65 // request opcode
+	b += 1
+
+	buf[b] = CoordinateMode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	b += PointListBytes(buf[b:], Points)
+
+	c.sendRequest(false, buf)
+}
+
+// Request PolySegment
+// size: (12 + pad((len(Segments) * 8)))
+// Write request to wire for PolySegment
+func (c *Conn) PolySegment(Drawable Id, Gc Id, Segments []Segment) {
+	size := (12 + pad((len(Segments) * 8)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 66 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	b += SegmentListBytes(buf[b:], Segments)
+
+	c.sendRequest(false, buf)
+}
+
+// Request PolyRectangle
+// size: (12 + pad((len(Rectangles) * 8)))
+// Write request to wire for PolyRectangle
+func (c *Conn) PolyRectangle(Drawable Id, Gc Id, Rectangles []Rectangle) {
+	size := (12 + pad((len(Rectangles) * 8)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 67 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	b += RectangleListBytes(buf[b:], Rectangles)
+
+	c.sendRequest(false, buf)
+}
+
+// Request PolyArc
+// size: (12 + pad((len(Arcs) * 12)))
+// Write request to wire for PolyArc
+func (c *Conn) PolyArc(Drawable Id, Gc Id, Arcs []Arc) {
+	size := (12 + pad((len(Arcs) * 12)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 68 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	b += ArcListBytes(buf[b:], Arcs)
+
+	c.sendRequest(false, buf)
+}
+
+// Request FillPoly
+// size: (16 + pad((len(Points) * 4)))
+// Write request to wire for FillPoly
+func (c *Conn) FillPoly(Drawable Id, Gc Id, Shape byte, CoordinateMode byte, Points []Point) {
+	size := (16 + pad((len(Points) * 4)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 69 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	buf[b] = Shape
+	b += 1
+
+	buf[b] = CoordinateMode
+	b += 1
+
+	b += 2 // padding
+
+	b += PointListBytes(buf[b:], Points)
+
+	c.sendRequest(false, buf)
+}
+
+// Request PolyFillRectangle
+// size: (12 + pad((len(Rectangles) * 8)))
+// Write request to wire for PolyFillRectangle
+func (c *Conn) PolyFillRectangle(Drawable Id, Gc Id, Rectangles []Rectangle) {
+	size := (12 + pad((len(Rectangles) * 8)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 70 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	b += RectangleListBytes(buf[b:], Rectangles)
+
+	c.sendRequest(false, buf)
+}
+
+// Request PolyFillArc
+// size: (12 + pad((len(Arcs) * 12)))
+// Write request to wire for PolyFillArc
+func (c *Conn) PolyFillArc(Drawable Id, Gc Id, Arcs []Arc) {
+	size := (12 + pad((len(Arcs) * 12)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 71 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	b += ArcListBytes(buf[b:], Arcs)
+
+	c.sendRequest(false, buf)
+}
+
+// Request PutImage
+// size: (24 + pad((len(Data) * 1)))
+// Write request to wire for PutImage
+func (c *Conn) PutImage(Format byte, Drawable Id, Gc Id, Width uint16, Height uint16, DstX int16, DstY int16, LeftPad byte, Depth byte, Data []byte) {
+	size := (24 + pad((len(Data) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 72 // request opcode
+	b += 1
+
+	buf[b] = Format
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	Put16(buf[b:], Width)
+	b += 2
+
+	Put16(buf[b:], Height)
+	b += 2
+
+	Put16(buf[b:], uint16(DstX))
+	b += 2
+
+	Put16(buf[b:], uint16(DstY))
+	b += 2
+
+	buf[b] = LeftPad
+	b += 1
+
+	buf[b] = Depth
+	b += 1
+
+	b += 2 // padding
+
+	copy(buf[b:], Data[:len(Data)])
+	b += pad(int(len(Data)))
+
+	c.sendRequest(false, buf)
+}
+
+// Request GetImage
+// size: 20
+func (c *Conn) GetImage(Format byte, Drawable Id, X int16, Y int16, Width uint16, Height uint16, PlaneMask uint32) (*GetImageReply, error) {
+	return c.GetImageReply(c.GetImageRequest(Format, Drawable, X, Y, Width, Height, PlaneMask))
+}
+
+// Write request to wire for GetImage
+func (c *Conn) GetImageRequest(Format byte, Drawable Id, X int16, Y int16, Width uint16, Height uint16, PlaneMask uint32) *Cookie {
+	size := 20
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 73 // request opcode
+	b += 1
+
+	buf[b] = Format
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put16(buf[b:], uint16(X))
+	b += 2
+
+	Put16(buf[b:], uint16(Y))
+	b += 2
+
+	Put16(buf[b:], Width)
+	b += 2
+
+	Put16(buf[b:], Height)
+	b += 2
+
+	Put32(buf[b:], PlaneMask)
+	b += 4
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetImage
+// size: (32 + pad(((int(Length) * 4) * 1)))
+type GetImageReply struct {
+	Sequence uint16
+	Length   uint32
+	Depth    byte
+	Visual   Visualid
+	// padding: 20 bytes
+	Data []byte // size: pad(((int(Length) * 4) * 1))
+}
+
+// Read reply GetImage
+func (c *Conn) GetImageReply(cook *Cookie) (*GetImageReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetImageReply)
+	b := 1 // skip reply determinant
+
+	v.Depth = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Visual = Visualid(Get32(buf[b:]))
+	b += 4
+
+	b += 20 // padding
+
+	v.Data = make([]byte, (int(v.Length) * 4))
+	copy(v.Data[:(int(v.Length)*4)], buf[b:])
+	b += pad(int((int(v.Length) * 4)))
+
+	return v, nil
+}
+
+// Request PolyText8
+// size: (16 + pad((len(Items) * 1)))
+// Write request to wire for PolyText8
+func (c *Conn) PolyText8(Drawable Id, Gc Id, X int16, Y int16, Items []byte) {
+	size := (16 + pad((len(Items) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 74 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	Put16(buf[b:], uint16(X))
+	b += 2
+
+	Put16(buf[b:], uint16(Y))
+	b += 2
+
+	copy(buf[b:], Items[:len(Items)])
+	b += pad(int(len(Items)))
+
+	c.sendRequest(false, buf)
+}
+
+// Request PolyText16
+// size: (16 + pad((len(Items) * 1)))
+// Write request to wire for PolyText16
+func (c *Conn) PolyText16(Drawable Id, Gc Id, X int16, Y int16, Items []byte) {
+	size := (16 + pad((len(Items) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 75 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	Put16(buf[b:], uint16(X))
+	b += 2
+
+	Put16(buf[b:], uint16(Y))
+	b += 2
+
+	copy(buf[b:], Items[:len(Items)])
+	b += pad(int(len(Items)))
+
+	c.sendRequest(false, buf)
+}
+
+// Request ImageText8
+// size: (16 + pad((int(StringLen) * 1)))
+// Write request to wire for ImageText8
+func (c *Conn) ImageText8(StringLen byte, Drawable Id, Gc Id, X int16, Y int16, String string) {
+	size := (16 + pad((int(StringLen) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 76 // request opcode
+	b += 1
+
+	buf[b] = StringLen
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	Put16(buf[b:], uint16(X))
+	b += 2
+
+	Put16(buf[b:], uint16(Y))
+	b += 2
+
+	copy(buf[b:], String[:StringLen])
+	b += pad(int(StringLen))
+
+	c.sendRequest(false, buf)
+}
+
+// Request ImageText16
+// size: (16 + pad((int(StringLen) * 2)))
+// Write request to wire for ImageText16
+func (c *Conn) ImageText16(StringLen byte, Drawable Id, Gc Id, X int16, Y int16, String []Char2b) {
+	size := (16 + pad((int(StringLen) * 2)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 77 // request opcode
+	b += 1
+
+	buf[b] = StringLen
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(Gc))
+	b += 4
+
+	Put16(buf[b:], uint16(X))
+	b += 2
+
+	Put16(buf[b:], uint16(Y))
+	b += 2
+
+	b += Char2bListBytes(buf[b:], String)
+
+	c.sendRequest(false, buf)
+}
+
+// Request CreateColormap
+// size: 16
+// Write request to wire for CreateColormap
+func (c *Conn) CreateColormap(Alloc byte, Mid Id, Window Id, Visual Visualid) {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 78 // request opcode
+	b += 1
+
+	buf[b] = Alloc
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Mid))
+	b += 4
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	Put32(buf[b:], uint32(Visual))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request FreeColormap
+// size: 8
+// Write request to wire for FreeColormap
+func (c *Conn) FreeColormap(Cmap Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 79 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cmap))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request CopyColormapAndFree
+// size: 12
+// Write request to wire for CopyColormapAndFree
+func (c *Conn) CopyColormapAndFree(Mid Id, SrcCmap Id) {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 80 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Mid))
+	b += 4
+
+	Put32(buf[b:], uint32(SrcCmap))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request InstallColormap
+// size: 8
+// Write request to wire for InstallColormap
+func (c *Conn) InstallColormap(Cmap Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 81 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cmap))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request UninstallColormap
+// size: 8
+// Write request to wire for UninstallColormap
+func (c *Conn) UninstallColormap(Cmap Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 82 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cmap))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request ListInstalledColormaps
+// size: 8
+func (c *Conn) ListInstalledColormaps(Window Id) (*ListInstalledColormapsReply, error) {
+	return c.ListInstalledColormapsReply(c.ListInstalledColormapsRequest(Window))
+}
+
+// Write request to wire for ListInstalledColormaps
+func (c *Conn) ListInstalledColormapsRequest(Window Id) *Cookie {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 83 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for ListInstalledColormaps
+// size: (32 + pad((int(CmapsLen) * 4)))
+type ListInstalledColormapsReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	CmapsLen uint16
+	// padding: 22 bytes
+	Cmaps []Id // size: pad((int(CmapsLen) * 4))
+}
+
+// Read reply ListInstalledColormaps
+func (c *Conn) ListInstalledColormapsReply(cook *Cookie) (*ListInstalledColormapsReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(ListInstalledColormapsReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.CmapsLen = Get16(buf[b:])
+	b += 2
+
+	b += 22 // padding
+
+	v.Cmaps = make([]Id, v.CmapsLen)
+	for i := 0; i < int(v.CmapsLen); i++ {
+		v.Cmaps[i] = Id(Get32(buf[b:]))
+		b += 4
+	}
+	b = pad(b)
+
+	return v, nil
+}
+
+// Request AllocColor
+// size: 16
+func (c *Conn) AllocColor(Cmap Id, Red uint16, Green uint16, Blue uint16) (*AllocColorReply, error) {
+	return c.AllocColorReply(c.AllocColorRequest(Cmap, Red, Green, Blue))
+}
+
+// Write request to wire for AllocColor
+func (c *Conn) AllocColorRequest(Cmap Id, Red uint16, Green uint16, Blue uint16) *Cookie {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 84 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cmap))
+	b += 4
+
+	Put16(buf[b:], Red)
+	b += 2
+
+	Put16(buf[b:], Green)
+	b += 2
+
+	Put16(buf[b:], Blue)
+	b += 2
+
+	b += 2 // padding
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for AllocColor
+// size: 20
+type AllocColorReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Red   uint16
+	Green uint16
+	Blue  uint16
+	// padding: 2 bytes
+	Pixel uint32
+}
+
+// Read reply AllocColor
+func (c *Conn) AllocColorReply(cook *Cookie) (*AllocColorReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(AllocColorReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Red = Get16(buf[b:])
+	b += 2
+
+	v.Green = Get16(buf[b:])
+	b += 2
+
+	v.Blue = Get16(buf[b:])
+	b += 2
+
+	b += 2 // padding
+
+	v.Pixel = Get32(buf[b:])
+	b += 4
+
+	return v, nil
+}
+
+// Request AllocNamedColor
+// size: (12 + pad((int(NameLen) * 1)))
+func (c *Conn) AllocNamedColor(Cmap Id, NameLen uint16, Name string) (*AllocNamedColorReply, error) {
+	return c.AllocNamedColorReply(c.AllocNamedColorRequest(Cmap, NameLen, Name))
+}
+
+// Write request to wire for AllocNamedColor
+func (c *Conn) AllocNamedColorRequest(Cmap Id, NameLen uint16, Name string) *Cookie {
+	size := (12 + pad((int(NameLen) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 85 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cmap))
+	b += 4
+
+	Put16(buf[b:], NameLen)
+	b += 2
+
+	b += 2 // padding
+
+	copy(buf[b:], Name[:NameLen])
+	b += pad(int(NameLen))
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for AllocNamedColor
+// size: 24
+type AllocNamedColorReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Pixel       uint32
+	ExactRed    uint16
+	ExactGreen  uint16
+	ExactBlue   uint16
+	VisualRed   uint16
+	VisualGreen uint16
+	VisualBlue  uint16
+}
+
+// Read reply AllocNamedColor
+func (c *Conn) AllocNamedColorReply(cook *Cookie) (*AllocNamedColorReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(AllocNamedColorReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Pixel = Get32(buf[b:])
+	b += 4
+
+	v.ExactRed = Get16(buf[b:])
+	b += 2
+
+	v.ExactGreen = Get16(buf[b:])
+	b += 2
+
+	v.ExactBlue = Get16(buf[b:])
+	b += 2
+
+	v.VisualRed = Get16(buf[b:])
+	b += 2
+
+	v.VisualGreen = Get16(buf[b:])
+	b += 2
+
+	v.VisualBlue = Get16(buf[b:])
+	b += 2
+
+	return v, nil
+}
+
+// Request AllocColorCells
+// size: 12
+func (c *Conn) AllocColorCells(Contiguous bool, Cmap Id, Colors uint16, Planes uint16) (*AllocColorCellsReply, error) {
+	return c.AllocColorCellsReply(c.AllocColorCellsRequest(Contiguous, Cmap, Colors, Planes))
+}
+
+// Write request to wire for AllocColorCells
+func (c *Conn) AllocColorCellsRequest(Contiguous bool, Cmap Id, Colors uint16, Planes uint16) *Cookie {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 86 // request opcode
+	b += 1
+
+	if Contiguous {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cmap))
+	b += 4
+
+	Put16(buf[b:], Colors)
+	b += 2
+
+	Put16(buf[b:], Planes)
+	b += 2
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for AllocColorCells
+// size: ((32 + pad((int(PixelsLen) * 4))) + pad((int(MasksLen) * 4)))
+type AllocColorCellsReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	PixelsLen uint16
+	MasksLen  uint16
+	// padding: 20 bytes
+	Pixels []uint32 // size: pad((int(PixelsLen) * 4))
+	Masks  []uint32 // size: pad((int(MasksLen) * 4))
+}
+
+// Read reply AllocColorCells
+func (c *Conn) AllocColorCellsReply(cook *Cookie) (*AllocColorCellsReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(AllocColorCellsReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.PixelsLen = Get16(buf[b:])
+	b += 2
+
+	v.MasksLen = Get16(buf[b:])
+	b += 2
+
+	b += 20 // padding
+
+	v.Pixels = make([]uint32, v.PixelsLen)
+	for i := 0; i < int(v.PixelsLen); i++ {
+		v.Pixels[i] = Get32(buf[b:])
+		b += 4
+	}
+	b = pad(b)
+
+	v.Masks = make([]uint32, v.MasksLen)
+	for i := 0; i < int(v.MasksLen); i++ {
+		v.Masks[i] = Get32(buf[b:])
+		b += 4
+	}
+	b = pad(b)
+
+	return v, nil
+}
+
+// Request AllocColorPlanes
+// size: 16
+func (c *Conn) AllocColorPlanes(Contiguous bool, Cmap Id, Colors uint16, Reds uint16, Greens uint16, Blues uint16) (*AllocColorPlanesReply, error) {
+	return c.AllocColorPlanesReply(c.AllocColorPlanesRequest(Contiguous, Cmap, Colors, Reds, Greens, Blues))
+}
+
+// Write request to wire for AllocColorPlanes
+func (c *Conn) AllocColorPlanesRequest(Contiguous bool, Cmap Id, Colors uint16, Reds uint16, Greens uint16, Blues uint16) *Cookie {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 87 // request opcode
+	b += 1
+
+	if Contiguous {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cmap))
+	b += 4
+
+	Put16(buf[b:], Colors)
+	b += 2
+
+	Put16(buf[b:], Reds)
+	b += 2
+
+	Put16(buf[b:], Greens)
+	b += 2
+
+	Put16(buf[b:], Blues)
+	b += 2
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for AllocColorPlanes
+// size: (32 + pad((int(PixelsLen) * 4)))
+type AllocColorPlanesReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	PixelsLen uint16
+	// padding: 2 bytes
+	RedMask   uint32
+	GreenMask uint32
+	BlueMask  uint32
+	// padding: 8 bytes
+	Pixels []uint32 // size: pad((int(PixelsLen) * 4))
+}
+
+// Read reply AllocColorPlanes
+func (c *Conn) AllocColorPlanesReply(cook *Cookie) (*AllocColorPlanesReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(AllocColorPlanesReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.PixelsLen = Get16(buf[b:])
+	b += 2
+
+	b += 2 // padding
+
+	v.RedMask = Get32(buf[b:])
+	b += 4
+
+	v.GreenMask = Get32(buf[b:])
+	b += 4
+
+	v.BlueMask = Get32(buf[b:])
+	b += 4
+
+	b += 8 // padding
+
+	v.Pixels = make([]uint32, v.PixelsLen)
+	for i := 0; i < int(v.PixelsLen); i++ {
+		v.Pixels[i] = Get32(buf[b:])
+		b += 4
+	}
+	b = pad(b)
+
+	return v, nil
+}
+
+// Request FreeColors
+// size: (12 + pad((len(Pixels) * 4)))
+// Write request to wire for FreeColors
+func (c *Conn) FreeColors(Cmap Id, PlaneMask uint32, Pixels []uint32) {
+	size := (12 + pad((len(Pixels) * 4)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 88 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cmap))
+	b += 4
+
+	Put32(buf[b:], PlaneMask)
+	b += 4
+
+	for i := 0; i < int(len(Pixels)); i++ {
+		Put32(buf[b:], Pixels[i])
+		b += 4
+	}
+	b = pad(b)
+
+	c.sendRequest(false, buf)
+}
+
+// Request StoreColors
+// size: (8 + pad((len(Items) * 12)))
+// Write request to wire for StoreColors
+func (c *Conn) StoreColors(Cmap Id, Items []Coloritem) {
+	size := (8 + pad((len(Items) * 12)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 89 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cmap))
+	b += 4
+
+	b += ColoritemListBytes(buf[b:], Items)
+
+	c.sendRequest(false, buf)
+}
+
+// Request StoreNamedColor
+// size: (16 + pad((int(NameLen) * 1)))
+// Write request to wire for StoreNamedColor
+func (c *Conn) StoreNamedColor(Flags byte, Cmap Id, Pixel uint32, NameLen uint16, Name string) {
+	size := (16 + pad((int(NameLen) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 90 // request opcode
+	b += 1
+
+	buf[b] = Flags
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cmap))
+	b += 4
+
+	Put32(buf[b:], Pixel)
+	b += 4
+
+	Put16(buf[b:], NameLen)
+	b += 2
+
+	b += 2 // padding
+
+	copy(buf[b:], Name[:NameLen])
+	b += pad(int(NameLen))
+
+	c.sendRequest(false, buf)
+}
+
+// Request QueryColors
+// size: (8 + pad((len(Pixels) * 4)))
+func (c *Conn) QueryColors(Cmap Id, Pixels []uint32) (*QueryColorsReply, error) {
+	return c.QueryColorsReply(c.QueryColorsRequest(Cmap, Pixels))
+}
+
+// Write request to wire for QueryColors
+func (c *Conn) QueryColorsRequest(Cmap Id, Pixels []uint32) *Cookie {
+	size := (8 + pad((len(Pixels) * 4)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 91 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cmap))
+	b += 4
+
+	for i := 0; i < int(len(Pixels)); i++ {
+		Put32(buf[b:], Pixels[i])
+		b += 4
+	}
+	b = pad(b)
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for QueryColors
+// size: (32 + pad((int(ColorsLen) * 8)))
+type QueryColorsReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	ColorsLen uint16
+	// padding: 22 bytes
+	Colors []Rgb // size: pad((int(ColorsLen) * 8))
+}
+
+// Read reply QueryColors
+func (c *Conn) QueryColorsReply(cook *Cookie) (*QueryColorsReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(QueryColorsReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.ColorsLen = Get16(buf[b:])
+	b += 2
+
+	b += 22 // padding
+
+	v.Colors = make([]Rgb, v.ColorsLen)
+	b += ReadRgbList(buf[b:], v.Colors)
+
+	return v, nil
+}
+
+// Request LookupColor
+// size: (12 + pad((int(NameLen) * 1)))
+func (c *Conn) LookupColor(Cmap Id, NameLen uint16, Name string) (*LookupColorReply, error) {
+	return c.LookupColorReply(c.LookupColorRequest(Cmap, NameLen, Name))
+}
+
+// Write request to wire for LookupColor
+func (c *Conn) LookupColorRequest(Cmap Id, NameLen uint16, Name string) *Cookie {
+	size := (12 + pad((int(NameLen) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 92 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cmap))
+	b += 4
+
+	Put16(buf[b:], NameLen)
+	b += 2
+
+	b += 2 // padding
+
+	copy(buf[b:], Name[:NameLen])
+	b += pad(int(NameLen))
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for LookupColor
+// size: 20
+type LookupColorReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	ExactRed    uint16
+	ExactGreen  uint16
+	ExactBlue   uint16
+	VisualRed   uint16
+	VisualGreen uint16
+	VisualBlue  uint16
+}
+
+// Read reply LookupColor
+func (c *Conn) LookupColorReply(cook *Cookie) (*LookupColorReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(LookupColorReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.ExactRed = Get16(buf[b:])
+	b += 2
+
+	v.ExactGreen = Get16(buf[b:])
+	b += 2
+
+	v.ExactBlue = Get16(buf[b:])
+	b += 2
+
+	v.VisualRed = Get16(buf[b:])
+	b += 2
+
+	v.VisualGreen = Get16(buf[b:])
+	b += 2
+
+	v.VisualBlue = Get16(buf[b:])
+	b += 2
+
+	return v, nil
+}
+
+// Request CreateCursor
+// size: 32
+// Write request to wire for CreateCursor
+func (c *Conn) CreateCursor(Cid Id, Source Id, Mask Id, ForeRed uint16, ForeGreen uint16, ForeBlue uint16, BackRed uint16, BackGreen uint16, BackBlue uint16, X uint16, Y uint16) {
+	size := 32
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 93 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cid))
+	b += 4
+
+	Put32(buf[b:], uint32(Source))
+	b += 4
+
+	Put32(buf[b:], uint32(Mask))
+	b += 4
+
+	Put16(buf[b:], ForeRed)
+	b += 2
+
+	Put16(buf[b:], ForeGreen)
+	b += 2
+
+	Put16(buf[b:], ForeBlue)
+	b += 2
+
+	Put16(buf[b:], BackRed)
+	b += 2
+
+	Put16(buf[b:], BackGreen)
+	b += 2
+
+	Put16(buf[b:], BackBlue)
+	b += 2
+
+	Put16(buf[b:], X)
+	b += 2
+
+	Put16(buf[b:], Y)
+	b += 2
+
+	c.sendRequest(false, buf)
+}
+
+// Request CreateGlyphCursor
+// size: 32
+// Write request to wire for CreateGlyphCursor
+func (c *Conn) CreateGlyphCursor(Cid Id, SourceFont Id, MaskFont Id, SourceChar uint16, MaskChar uint16, ForeRed uint16, ForeGreen uint16, ForeBlue uint16, BackRed uint16, BackGreen uint16, BackBlue uint16) {
+	size := 32
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 94 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cid))
+	b += 4
+
+	Put32(buf[b:], uint32(SourceFont))
+	b += 4
+
+	Put32(buf[b:], uint32(MaskFont))
+	b += 4
+
+	Put16(buf[b:], SourceChar)
+	b += 2
+
+	Put16(buf[b:], MaskChar)
+	b += 2
+
+	Put16(buf[b:], ForeRed)
+	b += 2
+
+	Put16(buf[b:], ForeGreen)
+	b += 2
+
+	Put16(buf[b:], ForeBlue)
+	b += 2
+
+	Put16(buf[b:], BackRed)
+	b += 2
+
+	Put16(buf[b:], BackGreen)
+	b += 2
+
+	Put16(buf[b:], BackBlue)
+	b += 2
+
+	c.sendRequest(false, buf)
+}
+
+// Request FreeCursor
+// size: 8
+// Write request to wire for FreeCursor
+func (c *Conn) FreeCursor(Cursor Id) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 95 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cursor))
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request RecolorCursor
+// size: 20
+// Write request to wire for RecolorCursor
+func (c *Conn) RecolorCursor(Cursor Id, ForeRed uint16, ForeGreen uint16, ForeBlue uint16, BackRed uint16, BackGreen uint16, BackBlue uint16) {
+	size := 20
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 96 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Cursor))
+	b += 4
+
+	Put16(buf[b:], ForeRed)
+	b += 2
+
+	Put16(buf[b:], ForeGreen)
+	b += 2
+
+	Put16(buf[b:], ForeBlue)
+	b += 2
+
+	Put16(buf[b:], BackRed)
+	b += 2
+
+	Put16(buf[b:], BackGreen)
+	b += 2
+
+	Put16(buf[b:], BackBlue)
+	b += 2
+
+	c.sendRequest(false, buf)
+}
+
+// Request QueryBestSize
+// size: 12
+func (c *Conn) QueryBestSize(Class byte, Drawable Id, Width uint16, Height uint16) (*QueryBestSizeReply, error) {
+	return c.QueryBestSizeReply(c.QueryBestSizeRequest(Class, Drawable, Width, Height))
+}
+
+// Write request to wire for QueryBestSize
+func (c *Conn) QueryBestSizeRequest(Class byte, Drawable Id, Width uint16, Height uint16) *Cookie {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 97 // request opcode
+	b += 1
+
+	buf[b] = Class
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	Put16(buf[b:], Width)
+	b += 2
+
+	Put16(buf[b:], Height)
+	b += 2
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for QueryBestSize
+// size: 12
+type QueryBestSizeReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Width  uint16
+	Height uint16
+}
+
+// Read reply QueryBestSize
+func (c *Conn) QueryBestSizeReply(cook *Cookie) (*QueryBestSizeReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(QueryBestSizeReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Width = Get16(buf[b:])
+	b += 2
+
+	v.Height = Get16(buf[b:])
+	b += 2
+
+	return v, nil
+}
+
+// Request QueryExtension
+// size: (8 + pad((int(NameLen) * 1)))
+func (c *Conn) QueryExtension(NameLen uint16, Name string) (*QueryExtensionReply, error) {
+	return c.QueryExtensionReply(c.QueryExtensionRequest(NameLen, Name))
+}
+
+// Write request to wire for QueryExtension
+func (c *Conn) QueryExtensionRequest(NameLen uint16, Name string) *Cookie {
+	size := (8 + pad((int(NameLen) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 98 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put16(buf[b:], NameLen)
+	b += 2
+
+	b += 2 // padding
+
+	copy(buf[b:], Name[:NameLen])
+	b += pad(int(NameLen))
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for QueryExtension
+// size: 12
+type QueryExtensionReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Present     bool
+	MajorOpcode byte
+	FirstEvent  byte
+	FirstError  byte
+}
+
+// Read reply QueryExtension
+func (c *Conn) QueryExtensionReply(cook *Cookie) (*QueryExtensionReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(QueryExtensionReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	if buf[b] == 1 {
+		v.Present = true
+	} else {
+		v.Present = false
+	}
+	b += 1
+
+	v.MajorOpcode = buf[b]
+	b += 1
+
+	v.FirstEvent = buf[b]
+	b += 1
+
+	v.FirstError = buf[b]
+	b += 1
+
+	return v, nil
+}
+
+// Request ListExtensions
+// size: 3
+func (c *Conn) ListExtensions() (*ListExtensionsReply, error) {
+	return c.ListExtensionsReply(c.ListExtensionsRequest())
+}
+
+// Write request to wire for ListExtensions
+func (c *Conn) ListExtensionsRequest() *Cookie {
+	size := 3
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 99 // request opcode
+	b += 1
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for ListExtensions
+// size: (32 + StrListSize(Names))
+type ListExtensionsReply struct {
+	Sequence uint16
+	Length   uint32
+	NamesLen byte
+	// padding: 24 bytes
+	Names []Str // size: StrListSize(Names)
+}
+
+// Read reply ListExtensions
+func (c *Conn) ListExtensionsReply(cook *Cookie) (*ListExtensionsReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(ListExtensionsReply)
+	b := 1 // skip reply determinant
+
+	v.NamesLen = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	b += 24 // padding
+
+	v.Names = make([]Str, v.NamesLen)
+	b += ReadStrList(buf[b:], v.Names)
+
+	return v, nil
+}
+
+// Request ChangeKeyboardMapping
+// size: (8 + pad(((int(KeycodeCount) * int(KeysymsPerKeycode)) * 4)))
+// Write request to wire for ChangeKeyboardMapping
+func (c *Conn) ChangeKeyboardMapping(KeycodeCount byte, FirstKeycode Keycode, KeysymsPerKeycode byte, Keysyms []Keysym) {
+	size := (8 + pad(((int(KeycodeCount) * int(KeysymsPerKeycode)) * 4)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 100 // request opcode
+	b += 1
+
+	buf[b] = KeycodeCount
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	buf[b] = byte(FirstKeycode)
+	b += 1
+
+	buf[b] = KeysymsPerKeycode
+	b += 1
+
+	b += 2 // padding
+
+	for i := 0; i < int((int(KeycodeCount) * int(KeysymsPerKeycode))); i++ {
+		Put32(buf[b:], uint32(Keysyms[i]))
+		b += 4
+	}
+	b = pad(b)
+
+	c.sendRequest(false, buf)
+}
+
+// Request GetKeyboardMapping
+// size: 6
+func (c *Conn) GetKeyboardMapping(FirstKeycode Keycode, Count byte) (*GetKeyboardMappingReply, error) {
+	return c.GetKeyboardMappingReply(c.GetKeyboardMappingRequest(FirstKeycode, Count))
+}
+
+// Write request to wire for GetKeyboardMapping
+func (c *Conn) GetKeyboardMappingRequest(FirstKeycode Keycode, Count byte) *Cookie {
+	size := 6
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 101 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	buf[b] = byte(FirstKeycode)
+	b += 1
+
+	buf[b] = Count
+	b += 1
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetKeyboardMapping
+// size: (32 + pad((int(Length) * 4)))
+type GetKeyboardMappingReply struct {
+	Sequence          uint16
+	Length            uint32
+	KeysymsPerKeycode byte
+	// padding: 24 bytes
+	Keysyms []Keysym // size: pad((int(Length) * 4))
+}
+
+// Read reply GetKeyboardMapping
+func (c *Conn) GetKeyboardMappingReply(cook *Cookie) (*GetKeyboardMappingReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetKeyboardMappingReply)
+	b := 1 // skip reply determinant
+
+	v.KeysymsPerKeycode = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	b += 24 // padding
+
+	v.Keysyms = make([]Keysym, v.Length)
+	for i := 0; i < int(v.Length); i++ {
+		v.Keysyms[i] = Keysym(Get32(buf[b:]))
+		b += 4
+	}
+	b = pad(b)
+
+	return v, nil
+}
+
+// Request ChangeKeyboardControl
+// size: (4 + (4 + pad((4 * popCount(int(ValueMask))))))
+// Write request to wire for ChangeKeyboardControl
+func (c *Conn) ChangeKeyboardControl(ValueMask uint32, ValueList []uint32) {
+	size := (4 + (4 + pad((4 * popCount(int(ValueMask))))))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 102 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], ValueMask)
+	b += 4
+	for i := 0; i < popCount(int(ValueMask)); i++ {
+		Put32(buf[b:], ValueList[i])
+		b += 4
+	}
+	b = pad(b)
+
+	c.sendRequest(false, buf)
+}
+
+// Request GetKeyboardControl
+// size: 3
+func (c *Conn) GetKeyboardControl() (*GetKeyboardControlReply, error) {
+	return c.GetKeyboardControlReply(c.GetKeyboardControlRequest())
+}
+
+// Write request to wire for GetKeyboardControl
+func (c *Conn) GetKeyboardControlRequest() *Cookie {
+	size := 3
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 103 // request opcode
+	b += 1
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetKeyboardControl
+// size: (20 + pad(32))
+type GetKeyboardControlReply struct {
+	Sequence         uint16
+	Length           uint32
+	GlobalAutoRepeat byte
+	LedMask          uint32
+	KeyClickPercent  byte
+	BellPercent      byte
+	BellPitch        uint16
+	BellDuration     uint16
+	// padding: 2 bytes
+	AutoRepeats []byte // size: pad(32)
+}
+
+// Read reply GetKeyboardControl
+func (c *Conn) GetKeyboardControlReply(cook *Cookie) (*GetKeyboardControlReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetKeyboardControlReply)
+	b := 1 // skip reply determinant
+
+	v.GlobalAutoRepeat = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.LedMask = Get32(buf[b:])
+	b += 4
+
+	v.KeyClickPercent = buf[b]
+	b += 1
+
+	v.BellPercent = buf[b]
+	b += 1
+
+	v.BellPitch = Get16(buf[b:])
+	b += 2
+
+	v.BellDuration = Get16(buf[b:])
+	b += 2
+
+	b += 2 // padding
+
+	v.AutoRepeats = make([]byte, 32)
+	copy(v.AutoRepeats[:32], buf[b:])
+	b += pad(int(32))
+
+	return v, nil
+}
+
+// Request Bell
+// size: 4
+// Write request to wire for Bell
+func (c *Conn) Bell(Percent int8) {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 104 // request opcode
+	b += 1
+
+	buf[b] = byte(Percent)
+	b += 1
+
+	c.sendRequest(false, buf)
+}
+
+// Request ChangePointerControl
+// size: 12
+// Write request to wire for ChangePointerControl
+func (c *Conn) ChangePointerControl(AccelerationNumerator int16, AccelerationDenominator int16, Threshold int16, DoAcceleration bool, DoThreshold bool) {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 105 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put16(buf[b:], uint16(AccelerationNumerator))
+	b += 2
+
+	Put16(buf[b:], uint16(AccelerationDenominator))
+	b += 2
+
+	Put16(buf[b:], uint16(Threshold))
+	b += 2
+
+	if DoAcceleration {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	if DoThreshold {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	c.sendRequest(false, buf)
+}
+
+// Request GetPointerControl
+// size: 3
+func (c *Conn) GetPointerControl() (*GetPointerControlReply, error) {
+	return c.GetPointerControlReply(c.GetPointerControlRequest())
+}
+
+// Write request to wire for GetPointerControl
+func (c *Conn) GetPointerControlRequest() *Cookie {
+	size := 3
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 106 // request opcode
+	b += 1
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetPointerControl
+// size: 32
+type GetPointerControlReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	AccelerationNumerator   uint16
+	AccelerationDenominator uint16
+	Threshold               uint16
+	// padding: 18 bytes
+}
+
+// Read reply GetPointerControl
+func (c *Conn) GetPointerControlReply(cook *Cookie) (*GetPointerControlReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetPointerControlReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.AccelerationNumerator = Get16(buf[b:])
+	b += 2
+
+	v.AccelerationDenominator = Get16(buf[b:])
+	b += 2
+
+	v.Threshold = Get16(buf[b:])
+	b += 2
+
+	b += 18 // padding
+
+	return v, nil
+}
+
+// Request SetScreenSaver
+// size: 10
+// Write request to wire for SetScreenSaver
+func (c *Conn) SetScreenSaver(Timeout int16, Interval int16, PreferBlanking byte, AllowExposures byte) {
+	size := 10
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 107 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put16(buf[b:], uint16(Timeout))
+	b += 2
+
+	Put16(buf[b:], uint16(Interval))
+	b += 2
+
+	buf[b] = PreferBlanking
+	b += 1
+
+	buf[b] = AllowExposures
+	b += 1
+
+	c.sendRequest(false, buf)
+}
+
+// Request GetScreenSaver
+// size: 3
+func (c *Conn) GetScreenSaver() (*GetScreenSaverReply, error) {
+	return c.GetScreenSaverReply(c.GetScreenSaverRequest())
+}
+
+// Write request to wire for GetScreenSaver
+func (c *Conn) GetScreenSaverRequest() *Cookie {
+	size := 3
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 108 // request opcode
+	b += 1
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetScreenSaver
+// size: 32
+type GetScreenSaverReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Timeout        uint16
+	Interval       uint16
+	PreferBlanking byte
+	AllowExposures byte
+	// padding: 18 bytes
+}
+
+// Read reply GetScreenSaver
+func (c *Conn) GetScreenSaverReply(cook *Cookie) (*GetScreenSaverReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetScreenSaverReply)
+	b := 1 // skip reply determinant
+
+	b += 1 // padding
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.Timeout = Get16(buf[b:])
+	b += 2
+
+	v.Interval = Get16(buf[b:])
+	b += 2
+
+	v.PreferBlanking = buf[b]
+	b += 1
+
+	v.AllowExposures = buf[b]
+	b += 1
+
+	b += 18 // padding
+
+	return v, nil
+}
+
+// Request ChangeHosts
+// size: (8 + pad((int(AddressLen) * 1)))
+// Write request to wire for ChangeHosts
+func (c *Conn) ChangeHosts(Mode byte, Family byte, AddressLen uint16, Address []byte) {
+	size := (8 + pad((int(AddressLen) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 109 // request opcode
+	b += 1
+
+	buf[b] = Mode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	buf[b] = Family
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], AddressLen)
+	b += 2
+
+	copy(buf[b:], Address[:AddressLen])
+	b += pad(int(AddressLen))
+
+	c.sendRequest(false, buf)
+}
+
+// Request ListHosts
+// size: 3
+func (c *Conn) ListHosts() (*ListHostsReply, error) {
+	return c.ListHostsReply(c.ListHostsRequest())
+}
+
+// Write request to wire for ListHosts
+func (c *Conn) ListHostsRequest() *Cookie {
+	size := 3
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 110 // request opcode
+	b += 1
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for ListHosts
+// size: (32 + HostListSize(Hosts))
+type ListHostsReply struct {
+	Sequence uint16
+	Length   uint32
+	Mode     byte
+	HostsLen uint16
+	// padding: 22 bytes
+	Hosts []Host // size: HostListSize(Hosts)
+}
+
+// Read reply ListHosts
+func (c *Conn) ListHostsReply(cook *Cookie) (*ListHostsReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(ListHostsReply)
+	b := 1 // skip reply determinant
+
+	v.Mode = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.HostsLen = Get16(buf[b:])
+	b += 2
+
+	b += 22 // padding
+
+	v.Hosts = make([]Host, v.HostsLen)
+	b += ReadHostList(buf[b:], v.Hosts)
+
+	return v, nil
+}
+
+// Request SetAccessControl
+// size: 4
+// Write request to wire for SetAccessControl
+func (c *Conn) SetAccessControl(Mode byte) {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 111 // request opcode
+	b += 1
+
+	buf[b] = Mode
+	b += 1
+
+	c.sendRequest(false, buf)
+}
+
+// Request SetCloseDownMode
+// size: 4
+// Write request to wire for SetCloseDownMode
+func (c *Conn) SetCloseDownMode(Mode byte) {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 112 // request opcode
+	b += 1
+
+	buf[b] = Mode
+	b += 1
+
+	c.sendRequest(false, buf)
+}
+
+// Request KillClient
+// size: 8
+// Write request to wire for KillClient
+func (c *Conn) KillClient(Resource uint32) {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 113 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], Resource)
+	b += 4
+
+	c.sendRequest(false, buf)
+}
+
+// Request RotateProperties
+// size: (12 + pad((int(AtomsLen) * 4)))
+// Write request to wire for RotateProperties
+func (c *Conn) RotateProperties(Window Id, AtomsLen uint16, Delta int16, Atoms []Id) {
+	size := (12 + pad((int(AtomsLen) * 4)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 114 // request opcode
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	Put16(buf[b:], AtomsLen)
+	b += 2
+
+	Put16(buf[b:], uint16(Delta))
+	b += 2
+
+	for i := 0; i < int(AtomsLen); i++ {
+		Put32(buf[b:], uint32(Atoms[i]))
+		b += 4
+	}
+	b = pad(b)
+
+	c.sendRequest(false, buf)
+}
+
+// Request ForceScreenSaver
+// size: 4
+// Write request to wire for ForceScreenSaver
+func (c *Conn) ForceScreenSaver(Mode byte) {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 115 // request opcode
+	b += 1
+
+	buf[b] = Mode
+	b += 1
+
+	c.sendRequest(false, buf)
+}
+
+// Request SetPointerMapping
+// size: (4 + pad((int(MapLen) * 1)))
+func (c *Conn) SetPointerMapping(MapLen byte, Map []byte) (*SetPointerMappingReply, error) {
+	return c.SetPointerMappingReply(c.SetPointerMappingRequest(MapLen, Map))
+}
+
+// Write request to wire for SetPointerMapping
+func (c *Conn) SetPointerMappingRequest(MapLen byte, Map []byte) *Cookie {
+	size := (4 + pad((int(MapLen) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 116 // request opcode
+	b += 1
+
+	buf[b] = MapLen
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	copy(buf[b:], Map[:MapLen])
+	b += pad(int(MapLen))
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for SetPointerMapping
+// size: 8
+type SetPointerMappingReply struct {
+	Sequence uint16
+	Length   uint32
+	Status   byte
+}
+
+// Read reply SetPointerMapping
+func (c *Conn) SetPointerMappingReply(cook *Cookie) (*SetPointerMappingReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(SetPointerMappingReply)
+	b := 1 // skip reply determinant
+
+	v.Status = buf[b]
+	b += 1
+
+	return v, nil
+}
+
+// Request GetPointerMapping
+// size: 3
+func (c *Conn) GetPointerMapping() (*GetPointerMappingReply, error) {
+	return c.GetPointerMappingReply(c.GetPointerMappingRequest())
+}
+
+// Write request to wire for GetPointerMapping
+func (c *Conn) GetPointerMappingRequest() *Cookie {
+	size := 3
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 117 // request opcode
+	b += 1
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetPointerMapping
+// size: (32 + pad((int(MapLen) * 1)))
+type GetPointerMappingReply struct {
+	Sequence uint16
+	Length   uint32
+	MapLen   byte
+	// padding: 24 bytes
+	Map []byte // size: pad((int(MapLen) * 1))
+}
+
+// Read reply GetPointerMapping
+func (c *Conn) GetPointerMappingReply(cook *Cookie) (*GetPointerMappingReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetPointerMappingReply)
+	b := 1 // skip reply determinant
+
+	v.MapLen = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	b += 24 // padding
+
+	v.Map = make([]byte, v.MapLen)
+	copy(v.Map[:v.MapLen], buf[b:])
+	b += pad(int(v.MapLen))
+
+	return v, nil
+}
+
+// Request SetModifierMapping
+// size: (4 + pad(((int(KeycodesPerModifier) * 8) * 1)))
+func (c *Conn) SetModifierMapping(KeycodesPerModifier byte, Keycodes []Keycode) (*SetModifierMappingReply, error) {
+	return c.SetModifierMappingReply(c.SetModifierMappingRequest(KeycodesPerModifier, Keycodes))
+}
+
+// Write request to wire for SetModifierMapping
+func (c *Conn) SetModifierMappingRequest(KeycodesPerModifier byte, Keycodes []Keycode) *Cookie {
+	size := (4 + pad(((int(KeycodesPerModifier) * 8) * 1)))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 118 // request opcode
+	b += 1
+
+	buf[b] = KeycodesPerModifier
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	for i := 0; i < int((int(KeycodesPerModifier) * 8)); i++ {
+		buf[b] = byte(Keycodes[i])
+		b += 1
+	}
+	b = pad(b)
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for SetModifierMapping
+// size: 8
+type SetModifierMappingReply struct {
+	Sequence uint16
+	Length   uint32
+	Status   byte
+}
+
+// Read reply SetModifierMapping
+func (c *Conn) SetModifierMappingReply(cook *Cookie) (*SetModifierMappingReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(SetModifierMappingReply)
+	b := 1 // skip reply determinant
+
+	v.Status = buf[b]
+	b += 1
+
+	return v, nil
+}
+
+// Request GetModifierMapping
+// size: 3
+func (c *Conn) GetModifierMapping() (*GetModifierMappingReply, error) {
+	return c.GetModifierMappingReply(c.GetModifierMappingRequest())
+}
+
+// Write request to wire for GetModifierMapping
+func (c *Conn) GetModifierMappingRequest() *Cookie {
+	size := 3
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 119 // request opcode
+	b += 1
+
+	return c.sendRequest(true, buf)
+}
+
+// Request reply for GetModifierMapping
+// size: (32 + pad(((int(KeycodesPerModifier) * 8) * 1)))
+type GetModifierMappingReply struct {
+	Sequence            uint16
+	Length              uint32
+	KeycodesPerModifier byte
+	// padding: 24 bytes
+	Keycodes []Keycode // size: pad(((int(KeycodesPerModifier) * 8) * 1))
+}
+
+// Read reply GetModifierMapping
+func (c *Conn) GetModifierMappingReply(cook *Cookie) (*GetModifierMappingReply, error) {
+	buf, err := c.waitForReply(cook)
+	if err != nil {
+		return nil, err
+	}
+
+	v := new(GetModifierMappingReply)
+	b := 1 // skip reply determinant
+
+	v.KeycodesPerModifier = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	b += 24 // padding
+
+	v.Keycodes = make([]Keycode, (int(v.KeycodesPerModifier) * 8))
+	for i := 0; i < int((int(v.KeycodesPerModifier) * 8)); i++ {
+		v.Keycodes[i] = Keycode(buf[b])
+		b += 1
+	}
+	b = pad(b)
+
+	return v, nil
+}
+
+// Request NoOperation
+// size: 3
+// Write request to wire for NoOperation
+func (c *Conn) NoOperation() {
+	size := 3
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = 127 // request opcode
+	b += 1
+
+	c.sendRequest(false, buf)
+}