auto-generated Go code ftw. ~65,000 lines. woooheee

nexgb/auto_bigreq.go

@@ -0,0 +1,112 @@
+package xgb
+
+/*
+	This file was generated by bigreq.xml on May 6 2012 3:00:43am 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'
+
+// Request BigreqEnable
+// size: 4
+type BigreqEnableCookie struct {
+	*cookie
+}
+
+func (c *Conn) BigreqEnable() BigreqEnableCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.bigreqEnableRequest(), cookie)
+	return BigreqEnableCookie{cookie}
+}
+
+func (c *Conn) BigreqEnableUnchecked() BigreqEnableCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.bigreqEnableRequest(), cookie)
+	return BigreqEnableCookie{cookie}
+}
+
+// Request reply for BigreqEnable
+// size: 12
+type BigreqEnableReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	MaximumRequestLength uint32
+}
+
+// Waits and reads reply data from request BigreqEnable
+func (cook BigreqEnableCookie) Reply() (*BigreqEnableReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return bigreqEnableReply(buf), nil
+}
+
+// Read reply into structure from buffer for BigreqEnable
+func bigreqEnableReply(buf []byte) *BigreqEnableReply {
+	v := new(BigreqEnableReply)
+	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.MaximumRequestLength = Get32(buf[b:])
+	b += 4
+
+	return v
+}
+
+func (cook BigreqEnableCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for BigreqEnable
+func (c *Conn) bigreqEnableRequest() []byte {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["BIG-REQUESTS"]
+	b += 1
+
+	buf[b] = 0 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	return buf
+}

nexgb/auto_composite.go

@@ -0,0 +1,555 @@
+package xgb
+
+/*
+	This file was generated by composite.xml on May 6 2012 3:00:43am EDT.
+	This file is automatically generated. Edit at your peril!
+*/
+
+// Imports are not necessary for XGB because everything is 
+// in one package. They are still listed here for reference.
+// import "xproto"
+// import "xfixes"
+
+// 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 (
+	CompositeRedirectAutomatic = 0
+	CompositeRedirectManual    = 1
+)
+
+// Request CompositeQueryVersion
+// size: 12
+type CompositeQueryVersionCookie struct {
+	*cookie
+}
+
+func (c *Conn) CompositeQueryVersion(ClientMajorVersion uint32, ClientMinorVersion uint32) CompositeQueryVersionCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.compositeQueryVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return CompositeQueryVersionCookie{cookie}
+}
+
+func (c *Conn) CompositeQueryVersionUnchecked(ClientMajorVersion uint32, ClientMinorVersion uint32) CompositeQueryVersionCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.compositeQueryVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return CompositeQueryVersionCookie{cookie}
+}
+
+// Request reply for CompositeQueryVersion
+// size: 32
+type CompositeQueryVersionReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	MajorVersion uint32
+	MinorVersion uint32
+	// padding: 16 bytes
+}
+
+// Waits and reads reply data from request CompositeQueryVersion
+func (cook CompositeQueryVersionCookie) Reply() (*CompositeQueryVersionReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return compositeQueryVersionReply(buf), nil
+}
+
+// Read reply into structure from buffer for CompositeQueryVersion
+func compositeQueryVersionReply(buf []byte) *CompositeQueryVersionReply {
+	v := new(CompositeQueryVersionReply)
+	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.MajorVersion = Get32(buf[b:])
+	b += 4
+
+	v.MinorVersion = Get32(buf[b:])
+	b += 4
+
+	b += 16 // padding
+
+	return v
+}
+
+func (cook CompositeQueryVersionCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for CompositeQueryVersion
+func (c *Conn) compositeQueryVersionRequest(ClientMajorVersion uint32, ClientMinorVersion uint32) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["COMPOSITE"]
+	b += 1
+
+	buf[b] = 0 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], ClientMajorVersion)
+	b += 4
+
+	Put32(buf[b:], ClientMinorVersion)
+	b += 4
+
+	return buf
+}
+
+// Request CompositeRedirectWindow
+// size: 12
+type CompositeRedirectWindowCookie struct {
+	*cookie
+}
+
+// Write request to wire for CompositeRedirectWindow
+func (c *Conn) CompositeRedirectWindow(Window Id, Update byte) CompositeRedirectWindowCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.compositeRedirectWindowRequest(Window, Update), cookie)
+	return CompositeRedirectWindowCookie{cookie}
+}
+
+func (c *Conn) CompositeRedirectWindowChecked(Window Id, Update byte) CompositeRedirectWindowCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.compositeRedirectWindowRequest(Window, Update), cookie)
+	return CompositeRedirectWindowCookie{cookie}
+}
+
+func (cook CompositeRedirectWindowCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for CompositeRedirectWindow
+func (c *Conn) compositeRedirectWindowRequest(Window Id, Update byte) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["COMPOSITE"]
+	b += 1
+
+	buf[b] = 1 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	buf[b] = Update
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+// Request CompositeRedirectSubwindows
+// size: 12
+type CompositeRedirectSubwindowsCookie struct {
+	*cookie
+}
+
+// Write request to wire for CompositeRedirectSubwindows
+func (c *Conn) CompositeRedirectSubwindows(Window Id, Update byte) CompositeRedirectSubwindowsCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.compositeRedirectSubwindowsRequest(Window, Update), cookie)
+	return CompositeRedirectSubwindowsCookie{cookie}
+}
+
+func (c *Conn) CompositeRedirectSubwindowsChecked(Window Id, Update byte) CompositeRedirectSubwindowsCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.compositeRedirectSubwindowsRequest(Window, Update), cookie)
+	return CompositeRedirectSubwindowsCookie{cookie}
+}
+
+func (cook CompositeRedirectSubwindowsCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for CompositeRedirectSubwindows
+func (c *Conn) compositeRedirectSubwindowsRequest(Window Id, Update byte) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["COMPOSITE"]
+	b += 1
+
+	buf[b] = 2 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	buf[b] = Update
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+// Request CompositeUnredirectWindow
+// size: 12
+type CompositeUnredirectWindowCookie struct {
+	*cookie
+}
+
+// Write request to wire for CompositeUnredirectWindow
+func (c *Conn) CompositeUnredirectWindow(Window Id, Update byte) CompositeUnredirectWindowCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.compositeUnredirectWindowRequest(Window, Update), cookie)
+	return CompositeUnredirectWindowCookie{cookie}
+}
+
+func (c *Conn) CompositeUnredirectWindowChecked(Window Id, Update byte) CompositeUnredirectWindowCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.compositeUnredirectWindowRequest(Window, Update), cookie)
+	return CompositeUnredirectWindowCookie{cookie}
+}
+
+func (cook CompositeUnredirectWindowCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for CompositeUnredirectWindow
+func (c *Conn) compositeUnredirectWindowRequest(Window Id, Update byte) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["COMPOSITE"]
+	b += 1
+
+	buf[b] = 3 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	buf[b] = Update
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+// Request CompositeUnredirectSubwindows
+// size: 12
+type CompositeUnredirectSubwindowsCookie struct {
+	*cookie
+}
+
+// Write request to wire for CompositeUnredirectSubwindows
+func (c *Conn) CompositeUnredirectSubwindows(Window Id, Update byte) CompositeUnredirectSubwindowsCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.compositeUnredirectSubwindowsRequest(Window, Update), cookie)
+	return CompositeUnredirectSubwindowsCookie{cookie}
+}
+
+func (c *Conn) CompositeUnredirectSubwindowsChecked(Window Id, Update byte) CompositeUnredirectSubwindowsCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.compositeUnredirectSubwindowsRequest(Window, Update), cookie)
+	return CompositeUnredirectSubwindowsCookie{cookie}
+}
+
+func (cook CompositeUnredirectSubwindowsCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for CompositeUnredirectSubwindows
+func (c *Conn) compositeUnredirectSubwindowsRequest(Window Id, Update byte) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["COMPOSITE"]
+	b += 1
+
+	buf[b] = 4 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	buf[b] = Update
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+// Request CompositeCreateRegionFromBorderClip
+// size: 12
+type CompositeCreateRegionFromBorderClipCookie struct {
+	*cookie
+}
+
+// Write request to wire for CompositeCreateRegionFromBorderClip
+func (c *Conn) CompositeCreateRegionFromBorderClip(Region Id, Window Id) CompositeCreateRegionFromBorderClipCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.compositeCreateRegionFromBorderClipRequest(Region, Window), cookie)
+	return CompositeCreateRegionFromBorderClipCookie{cookie}
+}
+
+func (c *Conn) CompositeCreateRegionFromBorderClipChecked(Region Id, Window Id) CompositeCreateRegionFromBorderClipCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.compositeCreateRegionFromBorderClipRequest(Region, Window), cookie)
+	return CompositeCreateRegionFromBorderClipCookie{cookie}
+}
+
+func (cook CompositeCreateRegionFromBorderClipCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for CompositeCreateRegionFromBorderClip
+func (c *Conn) compositeCreateRegionFromBorderClipRequest(Region Id, Window Id) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["COMPOSITE"]
+	b += 1
+
+	buf[b] = 5 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Region))
+	b += 4
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	return buf
+}
+
+// Request CompositeNameWindowPixmap
+// size: 12
+type CompositeNameWindowPixmapCookie struct {
+	*cookie
+}
+
+// Write request to wire for CompositeNameWindowPixmap
+func (c *Conn) CompositeNameWindowPixmap(Window Id, Pixmap Id) CompositeNameWindowPixmapCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.compositeNameWindowPixmapRequest(Window, Pixmap), cookie)
+	return CompositeNameWindowPixmapCookie{cookie}
+}
+
+func (c *Conn) CompositeNameWindowPixmapChecked(Window Id, Pixmap Id) CompositeNameWindowPixmapCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.compositeNameWindowPixmapRequest(Window, Pixmap), cookie)
+	return CompositeNameWindowPixmapCookie{cookie}
+}
+
+func (cook CompositeNameWindowPixmapCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for CompositeNameWindowPixmap
+func (c *Conn) compositeNameWindowPixmapRequest(Window Id, Pixmap Id) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["COMPOSITE"]
+	b += 1
+
+	buf[b] = 6 // request opcode
+	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(Pixmap))
+	b += 4
+
+	return buf
+}
+
+// Request CompositeGetOverlayWindow
+// size: 8
+type CompositeGetOverlayWindowCookie struct {
+	*cookie
+}
+
+func (c *Conn) CompositeGetOverlayWindow(Window Id) CompositeGetOverlayWindowCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.compositeGetOverlayWindowRequest(Window), cookie)
+	return CompositeGetOverlayWindowCookie{cookie}
+}
+
+func (c *Conn) CompositeGetOverlayWindowUnchecked(Window Id) CompositeGetOverlayWindowCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.compositeGetOverlayWindowRequest(Window), cookie)
+	return CompositeGetOverlayWindowCookie{cookie}
+}
+
+// Request reply for CompositeGetOverlayWindow
+// size: 32
+type CompositeGetOverlayWindowReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	OverlayWin Id
+	// padding: 20 bytes
+}
+
+// Waits and reads reply data from request CompositeGetOverlayWindow
+func (cook CompositeGetOverlayWindowCookie) Reply() (*CompositeGetOverlayWindowReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return compositeGetOverlayWindowReply(buf), nil
+}
+
+// Read reply into structure from buffer for CompositeGetOverlayWindow
+func compositeGetOverlayWindowReply(buf []byte) *CompositeGetOverlayWindowReply {
+	v := new(CompositeGetOverlayWindowReply)
+	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.OverlayWin = Id(Get32(buf[b:]))
+	b += 4
+
+	b += 20 // padding
+
+	return v
+}
+
+func (cook CompositeGetOverlayWindowCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for CompositeGetOverlayWindow
+func (c *Conn) compositeGetOverlayWindowRequest(Window Id) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["COMPOSITE"]
+	b += 1
+
+	buf[b] = 7 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	return buf
+}
+
+// Request CompositeReleaseOverlayWindow
+// size: 8
+type CompositeReleaseOverlayWindowCookie struct {
+	*cookie
+}
+
+// Write request to wire for CompositeReleaseOverlayWindow
+func (c *Conn) CompositeReleaseOverlayWindow(Window Id) CompositeReleaseOverlayWindowCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.compositeReleaseOverlayWindowRequest(Window), cookie)
+	return CompositeReleaseOverlayWindowCookie{cookie}
+}
+
+func (c *Conn) CompositeReleaseOverlayWindowChecked(Window Id) CompositeReleaseOverlayWindowCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.compositeReleaseOverlayWindowRequest(Window), cookie)
+	return CompositeReleaseOverlayWindowCookie{cookie}
+}
+
+func (cook CompositeReleaseOverlayWindowCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for CompositeReleaseOverlayWindow
+func (c *Conn) compositeReleaseOverlayWindowRequest(Window Id) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["COMPOSITE"]
+	b += 1
+
+	buf[b] = 8 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	return buf
+}

nexgb/auto_damage.go

@@ -0,0 +1,479 @@
+package xgb
+
+/*
+	This file was generated by damage.xml on May 6 2012 3:00:43am EDT.
+	This file is automatically generated. Edit at your peril!
+*/
+
+// Imports are not necessary for XGB because everything is 
+// in one package. They are still listed here for reference.
+// import "xproto"
+// import "xfixes"
+
+// 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'
+
+// 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'
+
+const (
+	DamageReportLevelRawRectangles   = 0
+	DamageReportLevelDeltaRectangles = 1
+	DamageReportLevelBoundingBox     = 2
+	DamageReportLevelNonEmpty        = 3
+)
+
+// Skipping resource definition of 'Damage'
+
+// Event definition DamageNotify (0)
+// Size: 32
+
+const DamageNotify = 0
+
+type DamageNotifyEvent struct {
+	Sequence  uint16
+	Level     byte
+	Drawable  Id
+	Damage    Id
+	Timestamp Timestamp
+	Area      Rectangle
+	Geometry  Rectangle
+}
+
+// Event read DamageNotify
+func NewDamageNotifyEvent(buf []byte) Event {
+	v := DamageNotifyEvent{}
+	b := 1 // don't read event number
+
+	v.Level = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Drawable = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Damage = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Timestamp = Timestamp(Get32(buf[b:]))
+	b += 4
+
+	v.Area = Rectangle{}
+	b += ReadRectangle(buf[b:], &v.Area)
+
+	v.Geometry = Rectangle{}
+	b += ReadRectangle(buf[b:], &v.Geometry)
+
+	return v
+}
+
+// Event write DamageNotify
+func (v DamageNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 0
+	b += 1
+
+	buf[b] = v.Level
+	b += 1
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Drawable))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Damage))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Timestamp))
+	b += 4
+
+	{
+		structBytes := v.Area.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+
+	{
+		structBytes := v.Geometry.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+
+	return buf
+}
+
+func (v DamageNotifyEvent) ImplementsEvent() {}
+
+func (v DamageNotifyEvent) SequenceId() uint16 {
+	return v.Sequence
+}
+
+func (v DamageNotifyEvent) String() string {
+	fieldVals := make([]string, 0, 6)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", v.Sequence))
+	fieldVals = append(fieldVals, sprintf("Level: %d", v.Level))
+	fieldVals = append(fieldVals, sprintf("Drawable: %d", v.Drawable))
+	fieldVals = append(fieldVals, sprintf("Damage: %d", v.Damage))
+	fieldVals = append(fieldVals, sprintf("Timestamp: %d", v.Timestamp))
+	return "DamageNotify {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newEventFuncs[0] = NewDamageNotifyEvent
+}
+
+// Error definition DamageBadDamage (0)
+// Size: 32
+
+const BadDamageBadDamage = 0
+
+type DamageBadDamageError struct {
+	Sequence uint16
+	NiceName string
+}
+
+// Error read DamageBadDamage
+func NewDamageBadDamageError(buf []byte) Error {
+	v := DamageBadDamageError{}
+	v.NiceName = "DamageBadDamage"
+
+	b := 1 // skip error determinant
+	b += 1 // don't read error number
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	return v
+}
+
+func (err DamageBadDamageError) ImplementsError() {}
+
+func (err DamageBadDamageError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err DamageBadDamageError) BadId() Id {
+	return 0
+}
+
+func (err DamageBadDamageError) Error() string {
+	fieldVals := make([]string, 0, 0)
+	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", err.Sequence))
+	return "BadDamageBadDamage {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[0] = NewDamageBadDamageError
+}
+
+// Request DamageQueryVersion
+// size: 12
+type DamageQueryVersionCookie struct {
+	*cookie
+}
+
+func (c *Conn) DamageQueryVersion(ClientMajorVersion uint32, ClientMinorVersion uint32) DamageQueryVersionCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.damageQueryVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return DamageQueryVersionCookie{cookie}
+}
+
+func (c *Conn) DamageQueryVersionUnchecked(ClientMajorVersion uint32, ClientMinorVersion uint32) DamageQueryVersionCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.damageQueryVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return DamageQueryVersionCookie{cookie}
+}
+
+// Request reply for DamageQueryVersion
+// size: 32
+type DamageQueryVersionReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	MajorVersion uint32
+	MinorVersion uint32
+	// padding: 16 bytes
+}
+
+// Waits and reads reply data from request DamageQueryVersion
+func (cook DamageQueryVersionCookie) Reply() (*DamageQueryVersionReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return damageQueryVersionReply(buf), nil
+}
+
+// Read reply into structure from buffer for DamageQueryVersion
+func damageQueryVersionReply(buf []byte) *DamageQueryVersionReply {
+	v := new(DamageQueryVersionReply)
+	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.MajorVersion = Get32(buf[b:])
+	b += 4
+
+	v.MinorVersion = Get32(buf[b:])
+	b += 4
+
+	b += 16 // padding
+
+	return v
+}
+
+func (cook DamageQueryVersionCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for DamageQueryVersion
+func (c *Conn) damageQueryVersionRequest(ClientMajorVersion uint32, ClientMinorVersion uint32) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["DAMAGE"]
+	b += 1
+
+	buf[b] = 0 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], ClientMajorVersion)
+	b += 4
+
+	Put32(buf[b:], ClientMinorVersion)
+	b += 4
+
+	return buf
+}
+
+// Request DamageCreate
+// size: 16
+type DamageCreateCookie struct {
+	*cookie
+}
+
+// Write request to wire for DamageCreate
+func (c *Conn) DamageCreate(Damage Id, Drawable Id, Level byte) DamageCreateCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.damageCreateRequest(Damage, Drawable, Level), cookie)
+	return DamageCreateCookie{cookie}
+}
+
+func (c *Conn) DamageCreateChecked(Damage Id, Drawable Id, Level byte) DamageCreateCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.damageCreateRequest(Damage, Drawable, Level), cookie)
+	return DamageCreateCookie{cookie}
+}
+
+func (cook DamageCreateCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for DamageCreate
+func (c *Conn) damageCreateRequest(Damage Id, Drawable Id, Level byte) []byte {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["DAMAGE"]
+	b += 1
+
+	buf[b] = 1 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Damage))
+	b += 4
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	buf[b] = Level
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+// Request DamageDestroy
+// size: 8
+type DamageDestroyCookie struct {
+	*cookie
+}
+
+// Write request to wire for DamageDestroy
+func (c *Conn) DamageDestroy(Damage Id) DamageDestroyCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.damageDestroyRequest(Damage), cookie)
+	return DamageDestroyCookie{cookie}
+}
+
+func (c *Conn) DamageDestroyChecked(Damage Id) DamageDestroyCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.damageDestroyRequest(Damage), cookie)
+	return DamageDestroyCookie{cookie}
+}
+
+func (cook DamageDestroyCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for DamageDestroy
+func (c *Conn) damageDestroyRequest(Damage Id) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["DAMAGE"]
+	b += 1
+
+	buf[b] = 2 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Damage))
+	b += 4
+
+	return buf
+}
+
+// Request DamageSubtract
+// size: 16
+type DamageSubtractCookie struct {
+	*cookie
+}
+
+// Write request to wire for DamageSubtract
+func (c *Conn) DamageSubtract(Damage Id, Repair Id, Parts Id) DamageSubtractCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.damageSubtractRequest(Damage, Repair, Parts), cookie)
+	return DamageSubtractCookie{cookie}
+}
+
+func (c *Conn) DamageSubtractChecked(Damage Id, Repair Id, Parts Id) DamageSubtractCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.damageSubtractRequest(Damage, Repair, Parts), cookie)
+	return DamageSubtractCookie{cookie}
+}
+
+func (cook DamageSubtractCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for DamageSubtract
+func (c *Conn) damageSubtractRequest(Damage Id, Repair Id, Parts Id) []byte {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["DAMAGE"]
+	b += 1
+
+	buf[b] = 3 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Damage))
+	b += 4
+
+	Put32(buf[b:], uint32(Repair))
+	b += 4
+
+	Put32(buf[b:], uint32(Parts))
+	b += 4
+
+	return buf
+}
+
+// Request DamageAdd
+// size: 12
+type DamageAddCookie struct {
+	*cookie
+}
+
+// Write request to wire for DamageAdd
+func (c *Conn) DamageAdd(Drawable Id, Region Id) DamageAddCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.damageAddRequest(Drawable, Region), cookie)
+	return DamageAddCookie{cookie}
+}
+
+func (c *Conn) DamageAddChecked(Drawable Id, Region Id) DamageAddCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.damageAddRequest(Drawable, Region), cookie)
+	return DamageAddCookie{cookie}
+}
+
+func (cook DamageAddCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for DamageAdd
+func (c *Conn) damageAddRequest(Drawable Id, Region Id) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["DAMAGE"]
+	b += 1
+
+	buf[b] = 4 // request opcode
+	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(Region))
+	b += 4
+
+	return buf
+}

nexgb/auto_dpms.go

@@ -0,0 +1,574 @@
+package xgb
+
+/*
+	This file was generated by dpms.xml on May 6 2012 3:00:44am EDT.
+	This file is automatically generated. Edit at your peril!
+*/
+
+// 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'
+
+// 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'
+
+const (
+	DpmsDPMSModeOn      = 0
+	DpmsDPMSModeStandby = 1
+	DpmsDPMSModeSuspend = 2
+	DpmsDPMSModeOff     = 3
+)
+
+// Request DpmsGetVersion
+// size: 8
+type DpmsGetVersionCookie struct {
+	*cookie
+}
+
+func (c *Conn) DpmsGetVersion(ClientMajorVersion uint16, ClientMinorVersion uint16) DpmsGetVersionCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.dpmsGetVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return DpmsGetVersionCookie{cookie}
+}
+
+func (c *Conn) DpmsGetVersionUnchecked(ClientMajorVersion uint16, ClientMinorVersion uint16) DpmsGetVersionCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.dpmsGetVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return DpmsGetVersionCookie{cookie}
+}
+
+// Request reply for DpmsGetVersion
+// size: 12
+type DpmsGetVersionReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	ServerMajorVersion uint16
+	ServerMinorVersion uint16
+}
+
+// Waits and reads reply data from request DpmsGetVersion
+func (cook DpmsGetVersionCookie) Reply() (*DpmsGetVersionReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return dpmsGetVersionReply(buf), nil
+}
+
+// Read reply into structure from buffer for DpmsGetVersion
+func dpmsGetVersionReply(buf []byte) *DpmsGetVersionReply {
+	v := new(DpmsGetVersionReply)
+	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.ServerMajorVersion = Get16(buf[b:])
+	b += 2
+
+	v.ServerMinorVersion = Get16(buf[b:])
+	b += 2
+
+	return v
+}
+
+func (cook DpmsGetVersionCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for DpmsGetVersion
+func (c *Conn) dpmsGetVersionRequest(ClientMajorVersion uint16, ClientMinorVersion uint16) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["DPMS"]
+	b += 1
+
+	buf[b] = 0 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put16(buf[b:], ClientMajorVersion)
+	b += 2
+
+	Put16(buf[b:], ClientMinorVersion)
+	b += 2
+
+	return buf
+}
+
+// Request DpmsCapable
+// size: 4
+type DpmsCapableCookie struct {
+	*cookie
+}
+
+func (c *Conn) DpmsCapable() DpmsCapableCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.dpmsCapableRequest(), cookie)
+	return DpmsCapableCookie{cookie}
+}
+
+func (c *Conn) DpmsCapableUnchecked() DpmsCapableCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.dpmsCapableRequest(), cookie)
+	return DpmsCapableCookie{cookie}
+}
+
+// Request reply for DpmsCapable
+// size: 32
+type DpmsCapableReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Capable bool
+	// padding: 23 bytes
+}
+
+// Waits and reads reply data from request DpmsCapable
+func (cook DpmsCapableCookie) Reply() (*DpmsCapableReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return dpmsCapableReply(buf), nil
+}
+
+// Read reply into structure from buffer for DpmsCapable
+func dpmsCapableReply(buf []byte) *DpmsCapableReply {
+	v := new(DpmsCapableReply)
+	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.Capable = true
+	} else {
+		v.Capable = false
+	}
+	b += 1
+
+	b += 23 // padding
+
+	return v
+}
+
+func (cook DpmsCapableCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for DpmsCapable
+func (c *Conn) dpmsCapableRequest() []byte {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["DPMS"]
+	b += 1
+
+	buf[b] = 1 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	return buf
+}
+
+// Request DpmsGetTimeouts
+// size: 4
+type DpmsGetTimeoutsCookie struct {
+	*cookie
+}
+
+func (c *Conn) DpmsGetTimeouts() DpmsGetTimeoutsCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.dpmsGetTimeoutsRequest(), cookie)
+	return DpmsGetTimeoutsCookie{cookie}
+}
+
+func (c *Conn) DpmsGetTimeoutsUnchecked() DpmsGetTimeoutsCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.dpmsGetTimeoutsRequest(), cookie)
+	return DpmsGetTimeoutsCookie{cookie}
+}
+
+// Request reply for DpmsGetTimeouts
+// size: 32
+type DpmsGetTimeoutsReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	StandbyTimeout uint16
+	SuspendTimeout uint16
+	OffTimeout     uint16
+	// padding: 18 bytes
+}
+
+// Waits and reads reply data from request DpmsGetTimeouts
+func (cook DpmsGetTimeoutsCookie) Reply() (*DpmsGetTimeoutsReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return dpmsGetTimeoutsReply(buf), nil
+}
+
+// Read reply into structure from buffer for DpmsGetTimeouts
+func dpmsGetTimeoutsReply(buf []byte) *DpmsGetTimeoutsReply {
+	v := new(DpmsGetTimeoutsReply)
+	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.StandbyTimeout = Get16(buf[b:])
+	b += 2
+
+	v.SuspendTimeout = Get16(buf[b:])
+	b += 2
+
+	v.OffTimeout = Get16(buf[b:])
+	b += 2
+
+	b += 18 // padding
+
+	return v
+}
+
+func (cook DpmsGetTimeoutsCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for DpmsGetTimeouts
+func (c *Conn) dpmsGetTimeoutsRequest() []byte {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["DPMS"]
+	b += 1
+
+	buf[b] = 2 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	return buf
+}
+
+// Request DpmsSetTimeouts
+// size: 12
+type DpmsSetTimeoutsCookie struct {
+	*cookie
+}
+
+// Write request to wire for DpmsSetTimeouts
+func (c *Conn) DpmsSetTimeouts(StandbyTimeout uint16, SuspendTimeout uint16, OffTimeout uint16) DpmsSetTimeoutsCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.dpmsSetTimeoutsRequest(StandbyTimeout, SuspendTimeout, OffTimeout), cookie)
+	return DpmsSetTimeoutsCookie{cookie}
+}
+
+func (c *Conn) DpmsSetTimeoutsChecked(StandbyTimeout uint16, SuspendTimeout uint16, OffTimeout uint16) DpmsSetTimeoutsCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.dpmsSetTimeoutsRequest(StandbyTimeout, SuspendTimeout, OffTimeout), cookie)
+	return DpmsSetTimeoutsCookie{cookie}
+}
+
+func (cook DpmsSetTimeoutsCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for DpmsSetTimeouts
+func (c *Conn) dpmsSetTimeoutsRequest(StandbyTimeout uint16, SuspendTimeout uint16, OffTimeout uint16) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["DPMS"]
+	b += 1
+
+	buf[b] = 3 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put16(buf[b:], StandbyTimeout)
+	b += 2
+
+	Put16(buf[b:], SuspendTimeout)
+	b += 2
+
+	Put16(buf[b:], OffTimeout)
+	b += 2
+
+	return buf
+}
+
+// Request DpmsEnable
+// size: 4
+type DpmsEnableCookie struct {
+	*cookie
+}
+
+// Write request to wire for DpmsEnable
+func (c *Conn) DpmsEnable() DpmsEnableCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.dpmsEnableRequest(), cookie)
+	return DpmsEnableCookie{cookie}
+}
+
+func (c *Conn) DpmsEnableChecked() DpmsEnableCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.dpmsEnableRequest(), cookie)
+	return DpmsEnableCookie{cookie}
+}
+
+func (cook DpmsEnableCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for DpmsEnable
+func (c *Conn) dpmsEnableRequest() []byte {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["DPMS"]
+	b += 1
+
+	buf[b] = 4 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	return buf
+}
+
+// Request DpmsDisable
+// size: 4
+type DpmsDisableCookie struct {
+	*cookie
+}
+
+// Write request to wire for DpmsDisable
+func (c *Conn) DpmsDisable() DpmsDisableCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.dpmsDisableRequest(), cookie)
+	return DpmsDisableCookie{cookie}
+}
+
+func (c *Conn) DpmsDisableChecked() DpmsDisableCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.dpmsDisableRequest(), cookie)
+	return DpmsDisableCookie{cookie}
+}
+
+func (cook DpmsDisableCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for DpmsDisable
+func (c *Conn) dpmsDisableRequest() []byte {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["DPMS"]
+	b += 1
+
+	buf[b] = 5 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	return buf
+}
+
+// Request DpmsForceLevel
+// size: 8
+type DpmsForceLevelCookie struct {
+	*cookie
+}
+
+// Write request to wire for DpmsForceLevel
+func (c *Conn) DpmsForceLevel(PowerLevel uint16) DpmsForceLevelCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.dpmsForceLevelRequest(PowerLevel), cookie)
+	return DpmsForceLevelCookie{cookie}
+}
+
+func (c *Conn) DpmsForceLevelChecked(PowerLevel uint16) DpmsForceLevelCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.dpmsForceLevelRequest(PowerLevel), cookie)
+	return DpmsForceLevelCookie{cookie}
+}
+
+func (cook DpmsForceLevelCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for DpmsForceLevel
+func (c *Conn) dpmsForceLevelRequest(PowerLevel uint16) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["DPMS"]
+	b += 1
+
+	buf[b] = 6 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put16(buf[b:], PowerLevel)
+	b += 2
+
+	return buf
+}
+
+// Request DpmsInfo
+// size: 4
+type DpmsInfoCookie struct {
+	*cookie
+}
+
+func (c *Conn) DpmsInfo() DpmsInfoCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.dpmsInfoRequest(), cookie)
+	return DpmsInfoCookie{cookie}
+}
+
+func (c *Conn) DpmsInfoUnchecked() DpmsInfoCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.dpmsInfoRequest(), cookie)
+	return DpmsInfoCookie{cookie}
+}
+
+// Request reply for DpmsInfo
+// size: 32
+type DpmsInfoReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	PowerLevel uint16
+	State      bool
+	// padding: 21 bytes
+}
+
+// Waits and reads reply data from request DpmsInfo
+func (cook DpmsInfoCookie) Reply() (*DpmsInfoReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return dpmsInfoReply(buf), nil
+}
+
+// Read reply into structure from buffer for DpmsInfo
+func dpmsInfoReply(buf []byte) *DpmsInfoReply {
+	v := new(DpmsInfoReply)
+	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.PowerLevel = Get16(buf[b:])
+	b += 2
+
+	if buf[b] == 1 {
+		v.State = true
+	} else {
+		v.State = false
+	}
+	b += 1
+
+	b += 21 // padding
+
+	return v
+}
+
+func (cook DpmsInfoCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for DpmsInfo
+func (c *Conn) dpmsInfoRequest() []byte {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["DPMS"]
+	b += 1
+
+	buf[b] = 7 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	return buf
+}

nexgb/auto_ge.go

@@ -0,0 +1,125 @@
+package xgb
+
+/*
+	This file was generated by ge.xml on May 6 2012 3:00:44am EDT.
+	This file is automatically generated. Edit at your peril!
+*/
+
+// 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'
+
+// Skipping definition for base type 'Float'
+
+// Request GeQueryVersion
+// size: 8
+type GeQueryVersionCookie struct {
+	*cookie
+}
+
+func (c *Conn) GeQueryVersion(ClientMajorVersion uint16, ClientMinorVersion uint16) GeQueryVersionCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.geQueryVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return GeQueryVersionCookie{cookie}
+}
+
+func (c *Conn) GeQueryVersionUnchecked(ClientMajorVersion uint16, ClientMinorVersion uint16) GeQueryVersionCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.geQueryVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return GeQueryVersionCookie{cookie}
+}
+
+// Request reply for GeQueryVersion
+// size: 32
+type GeQueryVersionReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	MajorVersion uint16
+	MinorVersion uint16
+	// padding: 20 bytes
+}
+
+// Waits and reads reply data from request GeQueryVersion
+func (cook GeQueryVersionCookie) Reply() (*GeQueryVersionReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return geQueryVersionReply(buf), nil
+}
+
+// Read reply into structure from buffer for GeQueryVersion
+func geQueryVersionReply(buf []byte) *GeQueryVersionReply {
+	v := new(GeQueryVersionReply)
+	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.MajorVersion = Get16(buf[b:])
+	b += 2
+
+	v.MinorVersion = Get16(buf[b:])
+	b += 2
+
+	b += 20 // padding
+
+	return v
+}
+
+func (cook GeQueryVersionCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for GeQueryVersion
+func (c *Conn) geQueryVersionRequest(ClientMajorVersion uint16, ClientMinorVersion uint16) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["GENERIC EVENT EXTENSION"]
+	b += 1
+
+	buf[b] = 0 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put16(buf[b:], ClientMajorVersion)
+	b += 2
+
+	Put16(buf[b:], ClientMinorVersion)
+	b += 2
+
+	return buf
+}

nexgb/auto_randr.go

@@ -1,7 +1,7 @@
 package xgb
 
 /*
-	This file was generated by randr.xml on May 5 2012 6:06:50pm EDT.
+	This file was generated by randr.xml on May 6 2012 3:00:44am EDT.
 	This file is automatically generated. Edit at your peril!
 */
 
@@ -10,12 +10,6 @@ package xgb
 // import "xproto"
 // import "render"
 
-// 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'
@@ -36,6 +30,12 @@ package xgb
 
 // Skipping definition for base type 'Float'
 
+// Skipping definition for base type 'Id'
+
+// Skipping definition for base type 'Card8'
+
+// Skipping definition for base type 'Int16'
+
 const (
 	RandrRotationRotate0   = 1
 	RandrRotationRotate90  = 2

nexgb/auto_render.go

@@ -1,7 +1,7 @@
 package xgb
 
 /*
-	This file was generated by render.xml on May 5 2012 6:07:02pm EDT.
+	This file was generated by render.xml on May 6 2012 3:00:44am EDT.
 	This file is automatically generated. Edit at your peril!
 */
 
@@ -9,18 +9,6 @@ package xgb
 // in one package. They are still listed here for reference.
 // import "xproto"
 
-// 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'
@@ -35,6 +23,18 @@ package xgb
 
 // 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'
+
 const (
 	RenderPictTypeIndexed = 0
 	RenderPictTypeDirect  = 1

nexgb/auto_res.go

@@ -0,0 +1,502 @@
+package xgb
+
+/*
+	This file was generated by res.xml on May 6 2012 3:00:44am EDT.
+	This file is automatically generated. Edit at your peril!
+*/
+
+// Imports are not necessary for XGB because everything is 
+// in one package. They are still listed here for reference.
+// import "xproto"
+
+// 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'
+
+// 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'
+
+// 'ResClient' struct definition
+// Size: 8
+type ResClient struct {
+	ResourceBase uint32
+	ResourceMask uint32
+}
+
+// Struct read ResClient
+func ReadResClient(buf []byte, v *ResClient) int {
+	b := 0
+
+	v.ResourceBase = Get32(buf[b:])
+	b += 4
+
+	v.ResourceMask = Get32(buf[b:])
+	b += 4
+
+	return b
+}
+
+// Struct list read ResClient
+func ReadResClientList(buf []byte, dest []ResClient) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = ResClient{}
+		b += ReadResClient(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write ResClient
+func (v ResClient) Bytes() []byte {
+	buf := make([]byte, 8)
+	b := 0
+
+	Put32(buf[b:], v.ResourceBase)
+	b += 4
+
+	Put32(buf[b:], v.ResourceMask)
+	b += 4
+
+	return buf
+}
+
+// Write struct list ResClient
+func ResClientListBytes(buf []byte, list []ResClient) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// 'ResType' struct definition
+// Size: 8
+type ResType struct {
+	ResourceType Id
+	Count        uint32
+}
+
+// Struct read ResType
+func ReadResType(buf []byte, v *ResType) int {
+	b := 0
+
+	v.ResourceType = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Count = Get32(buf[b:])
+	b += 4
+
+	return b
+}
+
+// Struct list read ResType
+func ReadResTypeList(buf []byte, dest []ResType) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = ResType{}
+		b += ReadResType(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write ResType
+func (v ResType) Bytes() []byte {
+	buf := make([]byte, 8)
+	b := 0
+
+	Put32(buf[b:], uint32(v.ResourceType))
+	b += 4
+
+	Put32(buf[b:], v.Count)
+	b += 4
+
+	return buf
+}
+
+// Write struct list ResType
+func ResTypeListBytes(buf []byte, list []ResType) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// Request ResQueryVersion
+// size: 8
+type ResQueryVersionCookie struct {
+	*cookie
+}
+
+func (c *Conn) ResQueryVersion(ClientMajor byte, ClientMinor byte) ResQueryVersionCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.resQueryVersionRequest(ClientMajor, ClientMinor), cookie)
+	return ResQueryVersionCookie{cookie}
+}
+
+func (c *Conn) ResQueryVersionUnchecked(ClientMajor byte, ClientMinor byte) ResQueryVersionCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.resQueryVersionRequest(ClientMajor, ClientMinor), cookie)
+	return ResQueryVersionCookie{cookie}
+}
+
+// Request reply for ResQueryVersion
+// size: 12
+type ResQueryVersionReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	ServerMajor uint16
+	ServerMinor uint16
+}
+
+// Waits and reads reply data from request ResQueryVersion
+func (cook ResQueryVersionCookie) Reply() (*ResQueryVersionReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return resQueryVersionReply(buf), nil
+}
+
+// Read reply into structure from buffer for ResQueryVersion
+func resQueryVersionReply(buf []byte) *ResQueryVersionReply {
+	v := new(ResQueryVersionReply)
+	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.ServerMajor = Get16(buf[b:])
+	b += 2
+
+	v.ServerMinor = Get16(buf[b:])
+	b += 2
+
+	return v
+}
+
+func (cook ResQueryVersionCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ResQueryVersion
+func (c *Conn) resQueryVersionRequest(ClientMajor byte, ClientMinor byte) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["X-RESOURCE"]
+	b += 1
+
+	buf[b] = 0 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	buf[b] = ClientMajor
+	b += 1
+
+	buf[b] = ClientMinor
+	b += 1
+
+	return buf
+}
+
+// Request ResQueryClients
+// size: 4
+type ResQueryClientsCookie struct {
+	*cookie
+}
+
+func (c *Conn) ResQueryClients() ResQueryClientsCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.resQueryClientsRequest(), cookie)
+	return ResQueryClientsCookie{cookie}
+}
+
+func (c *Conn) ResQueryClientsUnchecked() ResQueryClientsCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.resQueryClientsRequest(), cookie)
+	return ResQueryClientsCookie{cookie}
+}
+
+// Request reply for ResQueryClients
+// size: (32 + pad((int(NumClients) * 8)))
+type ResQueryClientsReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	NumClients uint32
+	// padding: 20 bytes
+	Clients []ResClient // size: pad((int(NumClients) * 8))
+}
+
+// Waits and reads reply data from request ResQueryClients
+func (cook ResQueryClientsCookie) Reply() (*ResQueryClientsReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return resQueryClientsReply(buf), nil
+}
+
+// Read reply into structure from buffer for ResQueryClients
+func resQueryClientsReply(buf []byte) *ResQueryClientsReply {
+	v := new(ResQueryClientsReply)
+	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.NumClients = Get32(buf[b:])
+	b += 4
+
+	b += 20 // padding
+
+	v.Clients = make([]ResClient, v.NumClients)
+	b += ReadResClientList(buf[b:], v.Clients)
+
+	return v
+}
+
+func (cook ResQueryClientsCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ResQueryClients
+func (c *Conn) resQueryClientsRequest() []byte {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["X-RESOURCE"]
+	b += 1
+
+	buf[b] = 1 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	return buf
+}
+
+// Request ResQueryClientResources
+// size: 8
+type ResQueryClientResourcesCookie struct {
+	*cookie
+}
+
+func (c *Conn) ResQueryClientResources(Xid uint32) ResQueryClientResourcesCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.resQueryClientResourcesRequest(Xid), cookie)
+	return ResQueryClientResourcesCookie{cookie}
+}
+
+func (c *Conn) ResQueryClientResourcesUnchecked(Xid uint32) ResQueryClientResourcesCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.resQueryClientResourcesRequest(Xid), cookie)
+	return ResQueryClientResourcesCookie{cookie}
+}
+
+// Request reply for ResQueryClientResources
+// size: (32 + pad((int(NumTypes) * 8)))
+type ResQueryClientResourcesReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	NumTypes uint32
+	// padding: 20 bytes
+	Types []ResType // size: pad((int(NumTypes) * 8))
+}
+
+// Waits and reads reply data from request ResQueryClientResources
+func (cook ResQueryClientResourcesCookie) Reply() (*ResQueryClientResourcesReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return resQueryClientResourcesReply(buf), nil
+}
+
+// Read reply into structure from buffer for ResQueryClientResources
+func resQueryClientResourcesReply(buf []byte) *ResQueryClientResourcesReply {
+	v := new(ResQueryClientResourcesReply)
+	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.NumTypes = Get32(buf[b:])
+	b += 4
+
+	b += 20 // padding
+
+	v.Types = make([]ResType, v.NumTypes)
+	b += ReadResTypeList(buf[b:], v.Types)
+
+	return v
+}
+
+func (cook ResQueryClientResourcesCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ResQueryClientResources
+func (c *Conn) resQueryClientResourcesRequest(Xid uint32) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["X-RESOURCE"]
+	b += 1
+
+	buf[b] = 2 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], Xid)
+	b += 4
+
+	return buf
+}
+
+// Request ResQueryClientPixmapBytes
+// size: 8
+type ResQueryClientPixmapBytesCookie struct {
+	*cookie
+}
+
+func (c *Conn) ResQueryClientPixmapBytes(Xid uint32) ResQueryClientPixmapBytesCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.resQueryClientPixmapBytesRequest(Xid), cookie)
+	return ResQueryClientPixmapBytesCookie{cookie}
+}
+
+func (c *Conn) ResQueryClientPixmapBytesUnchecked(Xid uint32) ResQueryClientPixmapBytesCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.resQueryClientPixmapBytesRequest(Xid), cookie)
+	return ResQueryClientPixmapBytesCookie{cookie}
+}
+
+// Request reply for ResQueryClientPixmapBytes
+// size: 16
+type ResQueryClientPixmapBytesReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Bytes         uint32
+	BytesOverflow uint32
+}
+
+// Waits and reads reply data from request ResQueryClientPixmapBytes
+func (cook ResQueryClientPixmapBytesCookie) Reply() (*ResQueryClientPixmapBytesReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return resQueryClientPixmapBytesReply(buf), nil
+}
+
+// Read reply into structure from buffer for ResQueryClientPixmapBytes
+func resQueryClientPixmapBytesReply(buf []byte) *ResQueryClientPixmapBytesReply {
+	v := new(ResQueryClientPixmapBytesReply)
+	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.Bytes = Get32(buf[b:])
+	b += 4
+
+	v.BytesOverflow = Get32(buf[b:])
+	b += 4
+
+	return v
+}
+
+func (cook ResQueryClientPixmapBytesCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ResQueryClientPixmapBytes
+func (c *Conn) resQueryClientPixmapBytesRequest(Xid uint32) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["X-RESOURCE"]
+	b += 1
+
+	buf[b] = 3 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], Xid)
+	b += 4
+
+	return buf
+}

nexgb/auto_screensaver.go

@@ -0,0 +1,601 @@
+package xgb
+
+/*
+	This file was generated by screensaver.xml on May 6 2012 3:00:44am EDT.
+	This file is automatically generated. Edit at your peril!
+*/
+
+// Imports are not necessary for XGB because everything is 
+// in one package. They are still listed here for reference.
+// import "xproto"
+
+// Skipping definition for base type 'Char'
+
+// Skipping definition for base type 'Card32'
+
+// Skipping definition for base type 'Double'
+
+// Skipping definition for base type 'Bool'
+
+// 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'
+
+const (
+	ScreensaverKindBlanked  = 0
+	ScreensaverKindInternal = 1
+	ScreensaverKindExternal = 2
+)
+
+const (
+	ScreensaverEventNotifyMask = 1
+	ScreensaverEventCycleMask  = 2
+)
+
+const (
+	ScreensaverStateOff      = 0
+	ScreensaverStateOn       = 1
+	ScreensaverStateCycle    = 2
+	ScreensaverStateDisabled = 3
+)
+
+// Event definition ScreensaverNotify (0)
+// Size: 32
+
+const ScreensaverNotify = 0
+
+type ScreensaverNotifyEvent struct {
+	Sequence uint16
+	Code     byte
+	State    byte
+	// padding: 1 bytes
+	SequenceNumber uint16
+	Time           Timestamp
+	Root           Id
+	Window         Id
+	Kind           byte
+	Forced         bool
+	// padding: 14 bytes
+}
+
+// Event read ScreensaverNotify
+func NewScreensaverNotifyEvent(buf []byte) Event {
+	v := ScreensaverNotifyEvent{}
+	b := 1 // don't read event number
+
+	v.Code = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.State = buf[b]
+	b += 1
+
+	b += 1 // padding
+
+	v.SequenceNumber = Get16(buf[b:])
+	b += 2
+
+	v.Time = Timestamp(Get32(buf[b:]))
+	b += 4
+
+	v.Root = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Window = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Kind = buf[b]
+	b += 1
+
+	if buf[b] == 1 {
+		v.Forced = true
+	} else {
+		v.Forced = false
+	}
+	b += 1
+
+	b += 14 // padding
+
+	return v
+}
+
+// Event write ScreensaverNotify
+func (v ScreensaverNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 0
+	b += 1
+
+	buf[b] = v.Code
+	b += 1
+
+	b += 2 // skip sequence number
+
+	buf[b] = v.State
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], v.SequenceNumber)
+	b += 2
+
+	Put32(buf[b:], uint32(v.Time))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Root))
+	b += 4
+
+	Put32(buf[b:], uint32(v.Window))
+	b += 4
+
+	buf[b] = v.Kind
+	b += 1
+
+	if v.Forced {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 14 // padding
+
+	return buf
+}
+
+func (v ScreensaverNotifyEvent) ImplementsEvent() {}
+
+func (v ScreensaverNotifyEvent) SequenceId() uint16 {
+	return v.Sequence
+}
+
+func (v ScreensaverNotifyEvent) String() string {
+	fieldVals := make([]string, 0, 10)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", v.Sequence))
+	fieldVals = append(fieldVals, sprintf("Code: %d", v.Code))
+	fieldVals = append(fieldVals, sprintf("State: %d", v.State))
+	fieldVals = append(fieldVals, sprintf("SequenceNumber: %d", v.SequenceNumber))
+	fieldVals = append(fieldVals, sprintf("Time: %d", v.Time))
+	fieldVals = append(fieldVals, sprintf("Root: %d", v.Root))
+	fieldVals = append(fieldVals, sprintf("Window: %d", v.Window))
+	fieldVals = append(fieldVals, sprintf("Kind: %d", v.Kind))
+	fieldVals = append(fieldVals, sprintf("Forced: %t", v.Forced))
+	return "ScreensaverNotify {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newEventFuncs[0] = NewScreensaverNotifyEvent
+}
+
+// Request ScreensaverQueryVersion
+// size: 8
+type ScreensaverQueryVersionCookie struct {
+	*cookie
+}
+
+func (c *Conn) ScreensaverQueryVersion(ClientMajorVersion byte, ClientMinorVersion byte) ScreensaverQueryVersionCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.screensaverQueryVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return ScreensaverQueryVersionCookie{cookie}
+}
+
+func (c *Conn) ScreensaverQueryVersionUnchecked(ClientMajorVersion byte, ClientMinorVersion byte) ScreensaverQueryVersionCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.screensaverQueryVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return ScreensaverQueryVersionCookie{cookie}
+}
+
+// Request reply for ScreensaverQueryVersion
+// size: 32
+type ScreensaverQueryVersionReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	ServerMajorVersion uint16
+	ServerMinorVersion uint16
+	// padding: 20 bytes
+}
+
+// Waits and reads reply data from request ScreensaverQueryVersion
+func (cook ScreensaverQueryVersionCookie) Reply() (*ScreensaverQueryVersionReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return screensaverQueryVersionReply(buf), nil
+}
+
+// Read reply into structure from buffer for ScreensaverQueryVersion
+func screensaverQueryVersionReply(buf []byte) *ScreensaverQueryVersionReply {
+	v := new(ScreensaverQueryVersionReply)
+	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.ServerMajorVersion = Get16(buf[b:])
+	b += 2
+
+	v.ServerMinorVersion = Get16(buf[b:])
+	b += 2
+
+	b += 20 // padding
+
+	return v
+}
+
+func (cook ScreensaverQueryVersionCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ScreensaverQueryVersion
+func (c *Conn) screensaverQueryVersionRequest(ClientMajorVersion byte, ClientMinorVersion byte) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["MIT-SCREEN-SAVER"]
+	b += 1
+
+	buf[b] = 0 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	buf[b] = ClientMajorVersion
+	b += 1
+
+	buf[b] = ClientMinorVersion
+	b += 1
+
+	b += 2 // padding
+
+	return buf
+}
+
+// Request ScreensaverQueryInfo
+// size: 8
+type ScreensaverQueryInfoCookie struct {
+	*cookie
+}
+
+func (c *Conn) ScreensaverQueryInfo(Drawable Id) ScreensaverQueryInfoCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.screensaverQueryInfoRequest(Drawable), cookie)
+	return ScreensaverQueryInfoCookie{cookie}
+}
+
+func (c *Conn) ScreensaverQueryInfoUnchecked(Drawable Id) ScreensaverQueryInfoCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.screensaverQueryInfoRequest(Drawable), cookie)
+	return ScreensaverQueryInfoCookie{cookie}
+}
+
+// Request reply for ScreensaverQueryInfo
+// size: 32
+type ScreensaverQueryInfoReply struct {
+	Sequence         uint16
+	Length           uint32
+	State            byte
+	SaverWindow      Id
+	MsUntilServer    uint32
+	MsSinceUserInput uint32
+	EventMask        uint32
+	Kind             byte
+	// padding: 7 bytes
+}
+
+// Waits and reads reply data from request ScreensaverQueryInfo
+func (cook ScreensaverQueryInfoCookie) Reply() (*ScreensaverQueryInfoReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return screensaverQueryInfoReply(buf), nil
+}
+
+// Read reply into structure from buffer for ScreensaverQueryInfo
+func screensaverQueryInfoReply(buf []byte) *ScreensaverQueryInfoReply {
+	v := new(ScreensaverQueryInfoReply)
+	b := 1 // skip reply determinant
+
+	v.State = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.SaverWindow = Id(Get32(buf[b:]))
+	b += 4
+
+	v.MsUntilServer = Get32(buf[b:])
+	b += 4
+
+	v.MsSinceUserInput = Get32(buf[b:])
+	b += 4
+
+	v.EventMask = Get32(buf[b:])
+	b += 4
+
+	v.Kind = buf[b]
+	b += 1
+
+	b += 7 // padding
+
+	return v
+}
+
+func (cook ScreensaverQueryInfoCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ScreensaverQueryInfo
+func (c *Conn) screensaverQueryInfoRequest(Drawable Id) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["MIT-SCREEN-SAVER"]
+	b += 1
+
+	buf[b] = 1 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	return buf
+}
+
+// Request ScreensaverSelectInput
+// size: 12
+type ScreensaverSelectInputCookie struct {
+	*cookie
+}
+
+// Write request to wire for ScreensaverSelectInput
+func (c *Conn) ScreensaverSelectInput(Drawable Id, EventMask uint32) ScreensaverSelectInputCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.screensaverSelectInputRequest(Drawable, EventMask), cookie)
+	return ScreensaverSelectInputCookie{cookie}
+}
+
+func (c *Conn) ScreensaverSelectInputChecked(Drawable Id, EventMask uint32) ScreensaverSelectInputCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.screensaverSelectInputRequest(Drawable, EventMask), cookie)
+	return ScreensaverSelectInputCookie{cookie}
+}
+
+func (cook ScreensaverSelectInputCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ScreensaverSelectInput
+func (c *Conn) screensaverSelectInputRequest(Drawable Id, EventMask uint32) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["MIT-SCREEN-SAVER"]
+	b += 1
+
+	buf[b] = 2 // request opcode
+	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:], EventMask)
+	b += 4
+
+	return buf
+}
+
+// Request ScreensaverSetAttributes
+// size: pad((24 + (4 + pad((4 * popCount(int(ValueMask)))))))
+type ScreensaverSetAttributesCookie struct {
+	*cookie
+}
+
+// Write request to wire for ScreensaverSetAttributes
+func (c *Conn) ScreensaverSetAttributes(Drawable Id, X int16, Y int16, Width uint16, Height uint16, BorderWidth uint16, Class byte, Depth byte, Visual Visualid, ValueMask uint32, ValueList []uint32) ScreensaverSetAttributesCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.screensaverSetAttributesRequest(Drawable, X, Y, Width, Height, BorderWidth, Class, Depth, Visual, ValueMask, ValueList), cookie)
+	return ScreensaverSetAttributesCookie{cookie}
+}
+
+func (c *Conn) ScreensaverSetAttributesChecked(Drawable Id, X int16, Y int16, Width uint16, Height uint16, BorderWidth uint16, Class byte, Depth byte, Visual Visualid, ValueMask uint32, ValueList []uint32) ScreensaverSetAttributesCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.screensaverSetAttributesRequest(Drawable, X, Y, Width, Height, BorderWidth, Class, Depth, Visual, ValueMask, ValueList), cookie)
+	return ScreensaverSetAttributesCookie{cookie}
+}
+
+func (cook ScreensaverSetAttributesCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ScreensaverSetAttributes
+func (c *Conn) screensaverSetAttributesRequest(Drawable Id, X int16, Y int16, Width uint16, Height uint16, BorderWidth uint16, Class byte, Depth byte, Visual Visualid, ValueMask uint32, ValueList []uint32) []byte {
+	size := pad((24 + (4 + pad((4 * popCount(int(ValueMask)))))))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["MIT-SCREEN-SAVER"]
+	b += 1
+
+	buf[b] = 3 // request opcode
+	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
+
+	Put16(buf[b:], BorderWidth)
+	b += 2
+
+	buf[b] = Class
+	b += 1
+
+	buf[b] = Depth
+	b += 1
+
+	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)
+
+	return buf
+}
+
+// Request ScreensaverUnsetAttributes
+// size: 8
+type ScreensaverUnsetAttributesCookie struct {
+	*cookie
+}
+
+// Write request to wire for ScreensaverUnsetAttributes
+func (c *Conn) ScreensaverUnsetAttributes(Drawable Id) ScreensaverUnsetAttributesCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.screensaverUnsetAttributesRequest(Drawable), cookie)
+	return ScreensaverUnsetAttributesCookie{cookie}
+}
+
+func (c *Conn) ScreensaverUnsetAttributesChecked(Drawable Id) ScreensaverUnsetAttributesCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.screensaverUnsetAttributesRequest(Drawable), cookie)
+	return ScreensaverUnsetAttributesCookie{cookie}
+}
+
+func (cook ScreensaverUnsetAttributesCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ScreensaverUnsetAttributes
+func (c *Conn) screensaverUnsetAttributesRequest(Drawable Id) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["MIT-SCREEN-SAVER"]
+	b += 1
+
+	buf[b] = 4 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Drawable))
+	b += 4
+
+	return buf
+}
+
+// Request ScreensaverSuspend
+// size: 8
+type ScreensaverSuspendCookie struct {
+	*cookie
+}
+
+// Write request to wire for ScreensaverSuspend
+func (c *Conn) ScreensaverSuspend(Suspend bool) ScreensaverSuspendCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.screensaverSuspendRequest(Suspend), cookie)
+	return ScreensaverSuspendCookie{cookie}
+}
+
+func (c *Conn) ScreensaverSuspendChecked(Suspend bool) ScreensaverSuspendCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.screensaverSuspendRequest(Suspend), cookie)
+	return ScreensaverSuspendCookie{cookie}
+}
+
+func (cook ScreensaverSuspendCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ScreensaverSuspend
+func (c *Conn) screensaverSuspendRequest(Suspend bool) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["MIT-SCREEN-SAVER"]
+	b += 1
+
+	buf[b] = 5 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	if Suspend {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}

nexgb/auto_shape.go

@@ -0,0 +1,871 @@
+package xgb
+
+/*
+	This file was generated by shape.xml on May 6 2012 3:00:44am EDT.
+	This file is automatically generated. Edit at your peril!
+*/
+
+// Imports are not necessary for XGB because everything is 
+// in one package. They are still listed here for reference.
+// import "xproto"
+
+// 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'
+
+// 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'
+
+const (
+	ShapeSoSet       = 0
+	ShapeSoUnion     = 1
+	ShapeSoIntersect = 2
+	ShapeSoSubtract  = 3
+	ShapeSoInvert    = 4
+)
+
+const (
+	ShapeSkBounding = 0
+	ShapeSkClip     = 1
+	ShapeSkInput    = 2
+)
+
+type ShapeOp byte
+
+type ShapeKind byte
+
+// Event definition ShapeNotify (0)
+// Size: 32
+
+const ShapeNotify = 0
+
+type ShapeNotifyEvent struct {
+	Sequence       uint16
+	ShapeKind      ShapeKind
+	AffectedWindow Id
+	ExtentsX       int16
+	ExtentsY       int16
+	ExtentsWidth   uint16
+	ExtentsHeight  uint16
+	ServerTime     Timestamp
+	Shaped         bool
+	// padding: 11 bytes
+}
+
+// Event read ShapeNotify
+func NewShapeNotifyEvent(buf []byte) Event {
+	v := ShapeNotifyEvent{}
+	b := 1 // don't read event number
+
+	v.ShapeKind = ShapeKind(buf[b])
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.AffectedWindow = Id(Get32(buf[b:]))
+	b += 4
+
+	v.ExtentsX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.ExtentsY = int16(Get16(buf[b:]))
+	b += 2
+
+	v.ExtentsWidth = Get16(buf[b:])
+	b += 2
+
+	v.ExtentsHeight = Get16(buf[b:])
+	b += 2
+
+	v.ServerTime = Timestamp(Get32(buf[b:]))
+	b += 4
+
+	if buf[b] == 1 {
+		v.Shaped = true
+	} else {
+		v.Shaped = false
+	}
+	b += 1
+
+	b += 11 // padding
+
+	return v
+}
+
+// Event write ShapeNotify
+func (v ShapeNotifyEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 0
+	b += 1
+
+	buf[b] = byte(v.ShapeKind)
+	b += 1
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.AffectedWindow))
+	b += 4
+
+	Put16(buf[b:], uint16(v.ExtentsX))
+	b += 2
+
+	Put16(buf[b:], uint16(v.ExtentsY))
+	b += 2
+
+	Put16(buf[b:], v.ExtentsWidth)
+	b += 2
+
+	Put16(buf[b:], v.ExtentsHeight)
+	b += 2
+
+	Put32(buf[b:], uint32(v.ServerTime))
+	b += 4
+
+	if v.Shaped {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 11 // padding
+
+	return buf
+}
+
+func (v ShapeNotifyEvent) ImplementsEvent() {}
+
+func (v ShapeNotifyEvent) SequenceId() uint16 {
+	return v.Sequence
+}
+
+func (v ShapeNotifyEvent) String() string {
+	fieldVals := make([]string, 0, 9)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", v.Sequence))
+	fieldVals = append(fieldVals, sprintf("ShapeKind: %d", v.ShapeKind))
+	fieldVals = append(fieldVals, sprintf("AffectedWindow: %d", v.AffectedWindow))
+	fieldVals = append(fieldVals, sprintf("ExtentsX: %d", v.ExtentsX))
+	fieldVals = append(fieldVals, sprintf("ExtentsY: %d", v.ExtentsY))
+	fieldVals = append(fieldVals, sprintf("ExtentsWidth: %d", v.ExtentsWidth))
+	fieldVals = append(fieldVals, sprintf("ExtentsHeight: %d", v.ExtentsHeight))
+	fieldVals = append(fieldVals, sprintf("ServerTime: %d", v.ServerTime))
+	fieldVals = append(fieldVals, sprintf("Shaped: %t", v.Shaped))
+	return "ShapeNotify {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newEventFuncs[0] = NewShapeNotifyEvent
+}
+
+// Request ShapeQueryVersion
+// size: 4
+type ShapeQueryVersionCookie struct {
+	*cookie
+}
+
+func (c *Conn) ShapeQueryVersion() ShapeQueryVersionCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.shapeQueryVersionRequest(), cookie)
+	return ShapeQueryVersionCookie{cookie}
+}
+
+func (c *Conn) ShapeQueryVersionUnchecked() ShapeQueryVersionCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.shapeQueryVersionRequest(), cookie)
+	return ShapeQueryVersionCookie{cookie}
+}
+
+// Request reply for ShapeQueryVersion
+// size: 12
+type ShapeQueryVersionReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	MajorVersion uint16
+	MinorVersion uint16
+}
+
+// Waits and reads reply data from request ShapeQueryVersion
+func (cook ShapeQueryVersionCookie) Reply() (*ShapeQueryVersionReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return shapeQueryVersionReply(buf), nil
+}
+
+// Read reply into structure from buffer for ShapeQueryVersion
+func shapeQueryVersionReply(buf []byte) *ShapeQueryVersionReply {
+	v := new(ShapeQueryVersionReply)
+	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.MajorVersion = Get16(buf[b:])
+	b += 2
+
+	v.MinorVersion = Get16(buf[b:])
+	b += 2
+
+	return v
+}
+
+func (cook ShapeQueryVersionCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShapeQueryVersion
+func (c *Conn) shapeQueryVersionRequest() []byte {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["SHAPE"]
+	b += 1
+
+	buf[b] = 0 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	return buf
+}
+
+// Request ShapeRectangles
+// size: pad((16 + pad((len(Rectangles) * 8))))
+type ShapeRectanglesCookie struct {
+	*cookie
+}
+
+// Write request to wire for ShapeRectangles
+func (c *Conn) ShapeRectangles(Operation ShapeOp, DestinationKind ShapeKind, Ordering byte, DestinationWindow Id, XOffset int16, YOffset int16, Rectangles []Rectangle) ShapeRectanglesCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.shapeRectanglesRequest(Operation, DestinationKind, Ordering, DestinationWindow, XOffset, YOffset, Rectangles), cookie)
+	return ShapeRectanglesCookie{cookie}
+}
+
+func (c *Conn) ShapeRectanglesChecked(Operation ShapeOp, DestinationKind ShapeKind, Ordering byte, DestinationWindow Id, XOffset int16, YOffset int16, Rectangles []Rectangle) ShapeRectanglesCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.shapeRectanglesRequest(Operation, DestinationKind, Ordering, DestinationWindow, XOffset, YOffset, Rectangles), cookie)
+	return ShapeRectanglesCookie{cookie}
+}
+
+func (cook ShapeRectanglesCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShapeRectangles
+func (c *Conn) shapeRectanglesRequest(Operation ShapeOp, DestinationKind ShapeKind, Ordering byte, DestinationWindow Id, XOffset int16, YOffset int16, Rectangles []Rectangle) []byte {
+	size := pad((16 + pad((len(Rectangles) * 8))))
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["SHAPE"]
+	b += 1
+
+	buf[b] = 1 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	buf[b] = byte(Operation)
+	b += 1
+
+	buf[b] = byte(DestinationKind)
+	b += 1
+
+	buf[b] = Ordering
+	b += 1
+
+	b += 1 // padding
+
+	Put32(buf[b:], uint32(DestinationWindow))
+	b += 4
+
+	Put16(buf[b:], uint16(XOffset))
+	b += 2
+
+	Put16(buf[b:], uint16(YOffset))
+	b += 2
+
+	b += RectangleListBytes(buf[b:], Rectangles)
+
+	return buf
+}
+
+// Request ShapeMask
+// size: 20
+type ShapeMaskCookie struct {
+	*cookie
+}
+
+// Write request to wire for ShapeMask
+func (c *Conn) ShapeMask(Operation ShapeOp, DestinationKind ShapeKind, DestinationWindow Id, XOffset int16, YOffset int16, SourceBitmap Id) ShapeMaskCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.shapeMaskRequest(Operation, DestinationKind, DestinationWindow, XOffset, YOffset, SourceBitmap), cookie)
+	return ShapeMaskCookie{cookie}
+}
+
+func (c *Conn) ShapeMaskChecked(Operation ShapeOp, DestinationKind ShapeKind, DestinationWindow Id, XOffset int16, YOffset int16, SourceBitmap Id) ShapeMaskCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.shapeMaskRequest(Operation, DestinationKind, DestinationWindow, XOffset, YOffset, SourceBitmap), cookie)
+	return ShapeMaskCookie{cookie}
+}
+
+func (cook ShapeMaskCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShapeMask
+func (c *Conn) shapeMaskRequest(Operation ShapeOp, DestinationKind ShapeKind, DestinationWindow Id, XOffset int16, YOffset int16, SourceBitmap Id) []byte {
+	size := 20
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["SHAPE"]
+	b += 1
+
+	buf[b] = 2 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	buf[b] = byte(Operation)
+	b += 1
+
+	buf[b] = byte(DestinationKind)
+	b += 1
+
+	b += 2 // padding
+
+	Put32(buf[b:], uint32(DestinationWindow))
+	b += 4
+
+	Put16(buf[b:], uint16(XOffset))
+	b += 2
+
+	Put16(buf[b:], uint16(YOffset))
+	b += 2
+
+	Put32(buf[b:], uint32(SourceBitmap))
+	b += 4
+
+	return buf
+}
+
+// Request ShapeCombine
+// size: 20
+type ShapeCombineCookie struct {
+	*cookie
+}
+
+// Write request to wire for ShapeCombine
+func (c *Conn) ShapeCombine(Operation ShapeOp, DestinationKind ShapeKind, SourceKind ShapeKind, DestinationWindow Id, XOffset int16, YOffset int16, SourceWindow Id) ShapeCombineCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.shapeCombineRequest(Operation, DestinationKind, SourceKind, DestinationWindow, XOffset, YOffset, SourceWindow), cookie)
+	return ShapeCombineCookie{cookie}
+}
+
+func (c *Conn) ShapeCombineChecked(Operation ShapeOp, DestinationKind ShapeKind, SourceKind ShapeKind, DestinationWindow Id, XOffset int16, YOffset int16, SourceWindow Id) ShapeCombineCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.shapeCombineRequest(Operation, DestinationKind, SourceKind, DestinationWindow, XOffset, YOffset, SourceWindow), cookie)
+	return ShapeCombineCookie{cookie}
+}
+
+func (cook ShapeCombineCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShapeCombine
+func (c *Conn) shapeCombineRequest(Operation ShapeOp, DestinationKind ShapeKind, SourceKind ShapeKind, DestinationWindow Id, XOffset int16, YOffset int16, SourceWindow Id) []byte {
+	size := 20
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["SHAPE"]
+	b += 1
+
+	buf[b] = 3 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	buf[b] = byte(Operation)
+	b += 1
+
+	buf[b] = byte(DestinationKind)
+	b += 1
+
+	buf[b] = byte(SourceKind)
+	b += 1
+
+	b += 1 // padding
+
+	Put32(buf[b:], uint32(DestinationWindow))
+	b += 4
+
+	Put16(buf[b:], uint16(XOffset))
+	b += 2
+
+	Put16(buf[b:], uint16(YOffset))
+	b += 2
+
+	Put32(buf[b:], uint32(SourceWindow))
+	b += 4
+
+	return buf
+}
+
+// Request ShapeOffset
+// size: 16
+type ShapeOffsetCookie struct {
+	*cookie
+}
+
+// Write request to wire for ShapeOffset
+func (c *Conn) ShapeOffset(DestinationKind ShapeKind, DestinationWindow Id, XOffset int16, YOffset int16) ShapeOffsetCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.shapeOffsetRequest(DestinationKind, DestinationWindow, XOffset, YOffset), cookie)
+	return ShapeOffsetCookie{cookie}
+}
+
+func (c *Conn) ShapeOffsetChecked(DestinationKind ShapeKind, DestinationWindow Id, XOffset int16, YOffset int16) ShapeOffsetCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.shapeOffsetRequest(DestinationKind, DestinationWindow, XOffset, YOffset), cookie)
+	return ShapeOffsetCookie{cookie}
+}
+
+func (cook ShapeOffsetCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShapeOffset
+func (c *Conn) shapeOffsetRequest(DestinationKind ShapeKind, DestinationWindow Id, XOffset int16, YOffset int16) []byte {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["SHAPE"]
+	b += 1
+
+	buf[b] = 4 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	buf[b] = byte(DestinationKind)
+	b += 1
+
+	b += 3 // padding
+
+	Put32(buf[b:], uint32(DestinationWindow))
+	b += 4
+
+	Put16(buf[b:], uint16(XOffset))
+	b += 2
+
+	Put16(buf[b:], uint16(YOffset))
+	b += 2
+
+	return buf
+}
+
+// Request ShapeQueryExtents
+// size: 8
+type ShapeQueryExtentsCookie struct {
+	*cookie
+}
+
+func (c *Conn) ShapeQueryExtents(DestinationWindow Id) ShapeQueryExtentsCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.shapeQueryExtentsRequest(DestinationWindow), cookie)
+	return ShapeQueryExtentsCookie{cookie}
+}
+
+func (c *Conn) ShapeQueryExtentsUnchecked(DestinationWindow Id) ShapeQueryExtentsCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.shapeQueryExtentsRequest(DestinationWindow), cookie)
+	return ShapeQueryExtentsCookie{cookie}
+}
+
+// Request reply for ShapeQueryExtents
+// size: 28
+type ShapeQueryExtentsReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	BoundingShaped bool
+	ClipShaped     bool
+	// padding: 2 bytes
+	BoundingShapeExtentsX      int16
+	BoundingShapeExtentsY      int16
+	BoundingShapeExtentsWidth  uint16
+	BoundingShapeExtentsHeight uint16
+	ClipShapeExtentsX          int16
+	ClipShapeExtentsY          int16
+	ClipShapeExtentsWidth      uint16
+	ClipShapeExtentsHeight     uint16
+}
+
+// Waits and reads reply data from request ShapeQueryExtents
+func (cook ShapeQueryExtentsCookie) Reply() (*ShapeQueryExtentsReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return shapeQueryExtentsReply(buf), nil
+}
+
+// Read reply into structure from buffer for ShapeQueryExtents
+func shapeQueryExtentsReply(buf []byte) *ShapeQueryExtentsReply {
+	v := new(ShapeQueryExtentsReply)
+	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.BoundingShaped = true
+	} else {
+		v.BoundingShaped = false
+	}
+	b += 1
+
+	if buf[b] == 1 {
+		v.ClipShaped = true
+	} else {
+		v.ClipShaped = false
+	}
+	b += 1
+
+	b += 2 // padding
+
+	v.BoundingShapeExtentsX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.BoundingShapeExtentsY = int16(Get16(buf[b:]))
+	b += 2
+
+	v.BoundingShapeExtentsWidth = Get16(buf[b:])
+	b += 2
+
+	v.BoundingShapeExtentsHeight = Get16(buf[b:])
+	b += 2
+
+	v.ClipShapeExtentsX = int16(Get16(buf[b:]))
+	b += 2
+
+	v.ClipShapeExtentsY = int16(Get16(buf[b:]))
+	b += 2
+
+	v.ClipShapeExtentsWidth = Get16(buf[b:])
+	b += 2
+
+	v.ClipShapeExtentsHeight = Get16(buf[b:])
+	b += 2
+
+	return v
+}
+
+func (cook ShapeQueryExtentsCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShapeQueryExtents
+func (c *Conn) shapeQueryExtentsRequest(DestinationWindow Id) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["SHAPE"]
+	b += 1
+
+	buf[b] = 5 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(DestinationWindow))
+	b += 4
+
+	return buf
+}
+
+// Request ShapeSelectInput
+// size: 12
+type ShapeSelectInputCookie struct {
+	*cookie
+}
+
+// Write request to wire for ShapeSelectInput
+func (c *Conn) ShapeSelectInput(DestinationWindow Id, Enable bool) ShapeSelectInputCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.shapeSelectInputRequest(DestinationWindow, Enable), cookie)
+	return ShapeSelectInputCookie{cookie}
+}
+
+func (c *Conn) ShapeSelectInputChecked(DestinationWindow Id, Enable bool) ShapeSelectInputCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.shapeSelectInputRequest(DestinationWindow, Enable), cookie)
+	return ShapeSelectInputCookie{cookie}
+}
+
+func (cook ShapeSelectInputCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShapeSelectInput
+func (c *Conn) shapeSelectInputRequest(DestinationWindow Id, Enable bool) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["SHAPE"]
+	b += 1
+
+	buf[b] = 6 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(DestinationWindow))
+	b += 4
+
+	if Enable {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+// Request ShapeInputSelected
+// size: 8
+type ShapeInputSelectedCookie struct {
+	*cookie
+}
+
+func (c *Conn) ShapeInputSelected(DestinationWindow Id) ShapeInputSelectedCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.shapeInputSelectedRequest(DestinationWindow), cookie)
+	return ShapeInputSelectedCookie{cookie}
+}
+
+func (c *Conn) ShapeInputSelectedUnchecked(DestinationWindow Id) ShapeInputSelectedCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.shapeInputSelectedRequest(DestinationWindow), cookie)
+	return ShapeInputSelectedCookie{cookie}
+}
+
+// Request reply for ShapeInputSelected
+// size: 8
+type ShapeInputSelectedReply struct {
+	Sequence uint16
+	Length   uint32
+	Enabled  bool
+}
+
+// Waits and reads reply data from request ShapeInputSelected
+func (cook ShapeInputSelectedCookie) Reply() (*ShapeInputSelectedReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return shapeInputSelectedReply(buf), nil
+}
+
+// Read reply into structure from buffer for ShapeInputSelected
+func shapeInputSelectedReply(buf []byte) *ShapeInputSelectedReply {
+	v := new(ShapeInputSelectedReply)
+	b := 1 // skip reply determinant
+
+	if buf[b] == 1 {
+		v.Enabled = true
+	} else {
+		v.Enabled = false
+	}
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	return v
+}
+
+func (cook ShapeInputSelectedCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShapeInputSelected
+func (c *Conn) shapeInputSelectedRequest(DestinationWindow Id) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["SHAPE"]
+	b += 1
+
+	buf[b] = 7 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(DestinationWindow))
+	b += 4
+
+	return buf
+}
+
+// Request ShapeGetRectangles
+// size: 12
+type ShapeGetRectanglesCookie struct {
+	*cookie
+}
+
+func (c *Conn) ShapeGetRectangles(Window Id, SourceKind ShapeKind) ShapeGetRectanglesCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.shapeGetRectanglesRequest(Window, SourceKind), cookie)
+	return ShapeGetRectanglesCookie{cookie}
+}
+
+func (c *Conn) ShapeGetRectanglesUnchecked(Window Id, SourceKind ShapeKind) ShapeGetRectanglesCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.shapeGetRectanglesRequest(Window, SourceKind), cookie)
+	return ShapeGetRectanglesCookie{cookie}
+}
+
+// Request reply for ShapeGetRectangles
+// size: (32 + pad((int(RectanglesLen) * 8)))
+type ShapeGetRectanglesReply struct {
+	Sequence      uint16
+	Length        uint32
+	Ordering      byte
+	RectanglesLen uint32
+	// padding: 20 bytes
+	Rectangles []Rectangle // size: pad((int(RectanglesLen) * 8))
+}
+
+// Waits and reads reply data from request ShapeGetRectangles
+func (cook ShapeGetRectanglesCookie) Reply() (*ShapeGetRectanglesReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return shapeGetRectanglesReply(buf), nil
+}
+
+// Read reply into structure from buffer for ShapeGetRectangles
+func shapeGetRectanglesReply(buf []byte) *ShapeGetRectanglesReply {
+	v := new(ShapeGetRectanglesReply)
+	b := 1 // skip reply determinant
+
+	v.Ordering = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.RectanglesLen = Get32(buf[b:])
+	b += 4
+
+	b += 20 // padding
+
+	v.Rectangles = make([]Rectangle, v.RectanglesLen)
+	b += ReadRectangleList(buf[b:], v.Rectangles)
+
+	return v
+}
+
+func (cook ShapeGetRectanglesCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShapeGetRectangles
+func (c *Conn) shapeGetRectanglesRequest(Window Id, SourceKind ShapeKind) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["SHAPE"]
+	b += 1
+
+	buf[b] = 8 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
+	buf[b] = byte(SourceKind)
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}

nexgb/auto_shm.go

@@ -0,0 +1,644 @@
+package xgb
+
+/*
+	This file was generated by shm.xml on May 6 2012 3:00:44am EDT.
+	This file is automatically generated. Edit at your peril!
+*/
+
+// Imports are not necessary for XGB because everything is 
+// in one package. They are still listed here for reference.
+// import "xproto"
+
+// 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'
+
+// Skipping definition for base type 'Float'
+
+// Skipping definition for base type 'Id'
+
+// Skipping resource definition of 'Seg'
+
+// Event definition ShmCompletion (0)
+// Size: 32
+
+const ShmCompletion = 0
+
+type ShmCompletionEvent struct {
+	Sequence uint16
+	// padding: 1 bytes
+	Drawable   Id
+	MinorEvent uint16
+	MajorEvent byte
+	// padding: 1 bytes
+	Shmseg Id
+	Offset uint32
+}
+
+// Event read ShmCompletion
+func NewShmCompletionEvent(buf []byte) Event {
+	v := ShmCompletionEvent{}
+	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.MinorEvent = Get16(buf[b:])
+	b += 2
+
+	v.MajorEvent = buf[b]
+	b += 1
+
+	b += 1 // padding
+
+	v.Shmseg = Id(Get32(buf[b:]))
+	b += 4
+
+	v.Offset = Get32(buf[b:])
+	b += 4
+
+	return v
+}
+
+// Event write ShmCompletion
+func (v ShmCompletionEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	// write event number
+	buf[b] = 0
+	b += 1
+
+	b += 1 // padding
+
+	b += 2 // skip sequence number
+
+	Put32(buf[b:], uint32(v.Drawable))
+	b += 4
+
+	Put16(buf[b:], v.MinorEvent)
+	b += 2
+
+	buf[b] = v.MajorEvent
+	b += 1
+
+	b += 1 // padding
+
+	Put32(buf[b:], uint32(v.Shmseg))
+	b += 4
+
+	Put32(buf[b:], v.Offset)
+	b += 4
+
+	return buf
+}
+
+func (v ShmCompletionEvent) ImplementsEvent() {}
+
+func (v ShmCompletionEvent) SequenceId() uint16 {
+	return v.Sequence
+}
+
+func (v ShmCompletionEvent) String() string {
+	fieldVals := make([]string, 0, 7)
+	fieldVals = append(fieldVals, sprintf("Sequence: %d", v.Sequence))
+	fieldVals = append(fieldVals, sprintf("Drawable: %d", v.Drawable))
+	fieldVals = append(fieldVals, sprintf("MinorEvent: %d", v.MinorEvent))
+	fieldVals = append(fieldVals, sprintf("MajorEvent: %d", v.MajorEvent))
+	fieldVals = append(fieldVals, sprintf("Shmseg: %d", v.Shmseg))
+	fieldVals = append(fieldVals, sprintf("Offset: %d", v.Offset))
+	return "ShmCompletion {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newEventFuncs[0] = NewShmCompletionEvent
+}
+
+// ErrorCopy definition ShmBadSeg (0)
+
+const BadShmBadSeg = 0
+
+type ShmBadSegError ValueError
+
+func NewShmBadSegError(buf []byte) Error {
+	v := ShmBadSegError(NewValueError(buf).(ValueError))
+	v.NiceName = "ShmBadSeg"
+	return v
+}
+
+func (err ShmBadSegError) ImplementsError() {}
+
+func (err ShmBadSegError) SequenceId() uint16 {
+	return err.Sequence
+}
+
+func (err ShmBadSegError) BadId() Id {
+	return Id(err.BadValue)
+}
+
+func (err ShmBadSegError) 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 "BadShmBadSeg {" + stringsJoin(fieldVals, ", ") + "}"
+}
+
+func init() {
+	newErrorFuncs[0] = NewShmBadSegError
+}
+
+// Request ShmQueryVersion
+// size: 4
+type ShmQueryVersionCookie struct {
+	*cookie
+}
+
+func (c *Conn) ShmQueryVersion() ShmQueryVersionCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.shmQueryVersionRequest(), cookie)
+	return ShmQueryVersionCookie{cookie}
+}
+
+func (c *Conn) ShmQueryVersionUnchecked() ShmQueryVersionCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.shmQueryVersionRequest(), cookie)
+	return ShmQueryVersionCookie{cookie}
+}
+
+// Request reply for ShmQueryVersion
+// size: 32
+type ShmQueryVersionReply struct {
+	Sequence      uint16
+	Length        uint32
+	SharedPixmaps bool
+	MajorVersion  uint16
+	MinorVersion  uint16
+	Uid           uint16
+	Gid           uint16
+	PixmapFormat  byte
+	// padding: 15 bytes
+}
+
+// Waits and reads reply data from request ShmQueryVersion
+func (cook ShmQueryVersionCookie) Reply() (*ShmQueryVersionReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return shmQueryVersionReply(buf), nil
+}
+
+// Read reply into structure from buffer for ShmQueryVersion
+func shmQueryVersionReply(buf []byte) *ShmQueryVersionReply {
+	v := new(ShmQueryVersionReply)
+	b := 1 // skip reply determinant
+
+	if buf[b] == 1 {
+		v.SharedPixmaps = true
+	} else {
+		v.SharedPixmaps = false
+	}
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.MajorVersion = Get16(buf[b:])
+	b += 2
+
+	v.MinorVersion = Get16(buf[b:])
+	b += 2
+
+	v.Uid = Get16(buf[b:])
+	b += 2
+
+	v.Gid = Get16(buf[b:])
+	b += 2
+
+	v.PixmapFormat = buf[b]
+	b += 1
+
+	b += 15 // padding
+
+	return v
+}
+
+func (cook ShmQueryVersionCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShmQueryVersion
+func (c *Conn) shmQueryVersionRequest() []byte {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["MIT-SHM"]
+	b += 1
+
+	buf[b] = 0 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	return buf
+}
+
+// Request ShmAttach
+// size: 16
+type ShmAttachCookie struct {
+	*cookie
+}
+
+// Write request to wire for ShmAttach
+func (c *Conn) ShmAttach(Shmseg Id, Shmid uint32, ReadOnly bool) ShmAttachCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.shmAttachRequest(Shmseg, Shmid, ReadOnly), cookie)
+	return ShmAttachCookie{cookie}
+}
+
+func (c *Conn) ShmAttachChecked(Shmseg Id, Shmid uint32, ReadOnly bool) ShmAttachCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.shmAttachRequest(Shmseg, Shmid, ReadOnly), cookie)
+	return ShmAttachCookie{cookie}
+}
+
+func (cook ShmAttachCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShmAttach
+func (c *Conn) shmAttachRequest(Shmseg Id, Shmid uint32, ReadOnly bool) []byte {
+	size := 16
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["MIT-SHM"]
+	b += 1
+
+	buf[b] = 1 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Shmseg))
+	b += 4
+
+	Put32(buf[b:], Shmid)
+	b += 4
+
+	if ReadOnly {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}
+
+// Request ShmDetach
+// size: 8
+type ShmDetachCookie struct {
+	*cookie
+}
+
+// Write request to wire for ShmDetach
+func (c *Conn) ShmDetach(Shmseg Id) ShmDetachCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.shmDetachRequest(Shmseg), cookie)
+	return ShmDetachCookie{cookie}
+}
+
+func (c *Conn) ShmDetachChecked(Shmseg Id) ShmDetachCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.shmDetachRequest(Shmseg), cookie)
+	return ShmDetachCookie{cookie}
+}
+
+func (cook ShmDetachCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShmDetach
+func (c *Conn) shmDetachRequest(Shmseg Id) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["MIT-SHM"]
+	b += 1
+
+	buf[b] = 2 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(Shmseg))
+	b += 4
+
+	return buf
+}
+
+// Request ShmPutImage
+// size: 40
+type ShmPutImageCookie struct {
+	*cookie
+}
+
+// Write request to wire for ShmPutImage
+func (c *Conn) ShmPutImage(Drawable Id, Gc Id, TotalWidth uint16, TotalHeight uint16, SrcX uint16, SrcY uint16, SrcWidth uint16, SrcHeight uint16, DstX int16, DstY int16, Depth byte, Format byte, SendEvent byte, Shmseg Id, Offset uint32) ShmPutImageCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.shmPutImageRequest(Drawable, Gc, TotalWidth, TotalHeight, SrcX, SrcY, SrcWidth, SrcHeight, DstX, DstY, Depth, Format, SendEvent, Shmseg, Offset), cookie)
+	return ShmPutImageCookie{cookie}
+}
+
+func (c *Conn) ShmPutImageChecked(Drawable Id, Gc Id, TotalWidth uint16, TotalHeight uint16, SrcX uint16, SrcY uint16, SrcWidth uint16, SrcHeight uint16, DstX int16, DstY int16, Depth byte, Format byte, SendEvent byte, Shmseg Id, Offset uint32) ShmPutImageCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.shmPutImageRequest(Drawable, Gc, TotalWidth, TotalHeight, SrcX, SrcY, SrcWidth, SrcHeight, DstX, DstY, Depth, Format, SendEvent, Shmseg, Offset), cookie)
+	return ShmPutImageCookie{cookie}
+}
+
+func (cook ShmPutImageCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShmPutImage
+func (c *Conn) shmPutImageRequest(Drawable Id, Gc Id, TotalWidth uint16, TotalHeight uint16, SrcX uint16, SrcY uint16, SrcWidth uint16, SrcHeight uint16, DstX int16, DstY int16, Depth byte, Format byte, SendEvent byte, Shmseg Id, Offset uint32) []byte {
+	size := 40
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["MIT-SHM"]
+	b += 1
+
+	buf[b] = 3 // request opcode
+	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:], TotalWidth)
+	b += 2
+
+	Put16(buf[b:], TotalHeight)
+	b += 2
+
+	Put16(buf[b:], SrcX)
+	b += 2
+
+	Put16(buf[b:], 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
+
+	buf[b] = Depth
+	b += 1
+
+	buf[b] = Format
+	b += 1
+
+	buf[b] = SendEvent
+	b += 1
+
+	b += 1 // padding
+
+	Put32(buf[b:], uint32(Shmseg))
+	b += 4
+
+	Put32(buf[b:], Offset)
+	b += 4
+
+	return buf
+}
+
+// Request ShmGetImage
+// size: 32
+type ShmGetImageCookie struct {
+	*cookie
+}
+
+func (c *Conn) ShmGetImage(Drawable Id, X int16, Y int16, Width uint16, Height uint16, PlaneMask uint32, Format byte, Shmseg Id, Offset uint32) ShmGetImageCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.shmGetImageRequest(Drawable, X, Y, Width, Height, PlaneMask, Format, Shmseg, Offset), cookie)
+	return ShmGetImageCookie{cookie}
+}
+
+func (c *Conn) ShmGetImageUnchecked(Drawable Id, X int16, Y int16, Width uint16, Height uint16, PlaneMask uint32, Format byte, Shmseg Id, Offset uint32) ShmGetImageCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.shmGetImageRequest(Drawable, X, Y, Width, Height, PlaneMask, Format, Shmseg, Offset), cookie)
+	return ShmGetImageCookie{cookie}
+}
+
+// Request reply for ShmGetImage
+// size: 16
+type ShmGetImageReply struct {
+	Sequence uint16
+	Length   uint32
+	Depth    byte
+	Visual   Visualid
+	Size     uint32
+}
+
+// Waits and reads reply data from request ShmGetImage
+func (cook ShmGetImageCookie) Reply() (*ShmGetImageReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return shmGetImageReply(buf), nil
+}
+
+// Read reply into structure from buffer for ShmGetImage
+func shmGetImageReply(buf []byte) *ShmGetImageReply {
+	v := new(ShmGetImageReply)
+	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
+
+	v.Size = Get32(buf[b:])
+	b += 4
+
+	return v
+}
+
+func (cook ShmGetImageCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShmGetImage
+func (c *Conn) shmGetImageRequest(Drawable Id, X int16, Y int16, Width uint16, Height uint16, PlaneMask uint32, Format byte, Shmseg Id, Offset uint32) []byte {
+	size := 32
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["MIT-SHM"]
+	b += 1
+
+	buf[b] = 4 // request opcode
+	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
+
+	buf[b] = Format
+	b += 1
+
+	b += 3 // padding
+
+	Put32(buf[b:], uint32(Shmseg))
+	b += 4
+
+	Put32(buf[b:], Offset)
+	b += 4
+
+	return buf
+}
+
+// Request ShmCreatePixmap
+// size: 28
+type ShmCreatePixmapCookie struct {
+	*cookie
+}
+
+// Write request to wire for ShmCreatePixmap
+func (c *Conn) ShmCreatePixmap(Pid Id, Drawable Id, Width uint16, Height uint16, Depth byte, Shmseg Id, Offset uint32) ShmCreatePixmapCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.shmCreatePixmapRequest(Pid, Drawable, Width, Height, Depth, Shmseg, Offset), cookie)
+	return ShmCreatePixmapCookie{cookie}
+}
+
+func (c *Conn) ShmCreatePixmapChecked(Pid Id, Drawable Id, Width uint16, Height uint16, Depth byte, Shmseg Id, Offset uint32) ShmCreatePixmapCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.shmCreatePixmapRequest(Pid, Drawable, Width, Height, Depth, Shmseg, Offset), cookie)
+	return ShmCreatePixmapCookie{cookie}
+}
+
+func (cook ShmCreatePixmapCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for ShmCreatePixmap
+func (c *Conn) shmCreatePixmapRequest(Pid Id, Drawable Id, Width uint16, Height uint16, Depth byte, Shmseg Id, Offset uint32) []byte {
+	size := 28
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["MIT-SHM"]
+	b += 1
+
+	buf[b] = 5 // request opcode
+	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
+
+	buf[b] = Depth
+	b += 1
+
+	b += 3 // padding
+
+	Put32(buf[b:], uint32(Shmseg))
+	b += 4
+
+	Put32(buf[b:], Offset)
+	b += 4
+
+	return buf
+}

nexgb/auto_xc_misc.go

@@ -0,0 +1,300 @@
+package xgb
+
+/*
+	This file was generated by xc_misc.xml on May 6 2012 3:00:44am 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'
+
+// Request Xc_miscGetVersion
+// size: 8
+type Xc_miscGetVersionCookie struct {
+	*cookie
+}
+
+func (c *Conn) Xc_miscGetVersion(ClientMajorVersion uint16, ClientMinorVersion uint16) Xc_miscGetVersionCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xc_miscGetVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return Xc_miscGetVersionCookie{cookie}
+}
+
+func (c *Conn) Xc_miscGetVersionUnchecked(ClientMajorVersion uint16, ClientMinorVersion uint16) Xc_miscGetVersionCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xc_miscGetVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return Xc_miscGetVersionCookie{cookie}
+}
+
+// Request reply for Xc_miscGetVersion
+// size: 12
+type Xc_miscGetVersionReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	ServerMajorVersion uint16
+	ServerMinorVersion uint16
+}
+
+// Waits and reads reply data from request Xc_miscGetVersion
+func (cook Xc_miscGetVersionCookie) Reply() (*Xc_miscGetVersionReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xc_miscGetVersionReply(buf), nil
+}
+
+// Read reply into structure from buffer for Xc_miscGetVersion
+func xc_miscGetVersionReply(buf []byte) *Xc_miscGetVersionReply {
+	v := new(Xc_miscGetVersionReply)
+	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.ServerMajorVersion = Get16(buf[b:])
+	b += 2
+
+	v.ServerMinorVersion = Get16(buf[b:])
+	b += 2
+
+	return v
+}
+
+func (cook Xc_miscGetVersionCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for Xc_miscGetVersion
+func (c *Conn) xc_miscGetVersionRequest(ClientMajorVersion uint16, ClientMinorVersion uint16) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XC-MISC"]
+	b += 1
+
+	buf[b] = 0 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put16(buf[b:], ClientMajorVersion)
+	b += 2
+
+	Put16(buf[b:], ClientMinorVersion)
+	b += 2
+
+	return buf
+}
+
+// Request Xc_miscGetXIDRange
+// size: 4
+type Xc_miscGetXIDRangeCookie struct {
+	*cookie
+}
+
+func (c *Conn) Xc_miscGetXIDRange() Xc_miscGetXIDRangeCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xc_miscGetXIDRangeRequest(), cookie)
+	return Xc_miscGetXIDRangeCookie{cookie}
+}
+
+func (c *Conn) Xc_miscGetXIDRangeUnchecked() Xc_miscGetXIDRangeCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xc_miscGetXIDRangeRequest(), cookie)
+	return Xc_miscGetXIDRangeCookie{cookie}
+}
+
+// Request reply for Xc_miscGetXIDRange
+// size: 16
+type Xc_miscGetXIDRangeReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	StartId uint32
+	Count   uint32
+}
+
+// Waits and reads reply data from request Xc_miscGetXIDRange
+func (cook Xc_miscGetXIDRangeCookie) Reply() (*Xc_miscGetXIDRangeReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xc_miscGetXIDRangeReply(buf), nil
+}
+
+// Read reply into structure from buffer for Xc_miscGetXIDRange
+func xc_miscGetXIDRangeReply(buf []byte) *Xc_miscGetXIDRangeReply {
+	v := new(Xc_miscGetXIDRangeReply)
+	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.StartId = Get32(buf[b:])
+	b += 4
+
+	v.Count = Get32(buf[b:])
+	b += 4
+
+	return v
+}
+
+func (cook Xc_miscGetXIDRangeCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for Xc_miscGetXIDRange
+func (c *Conn) xc_miscGetXIDRangeRequest() []byte {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XC-MISC"]
+	b += 1
+
+	buf[b] = 1 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	return buf
+}
+
+// Request Xc_miscGetXIDList
+// size: 8
+type Xc_miscGetXIDListCookie struct {
+	*cookie
+}
+
+func (c *Conn) Xc_miscGetXIDList(Count uint32) Xc_miscGetXIDListCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xc_miscGetXIDListRequest(Count), cookie)
+	return Xc_miscGetXIDListCookie{cookie}
+}
+
+func (c *Conn) Xc_miscGetXIDListUnchecked(Count uint32) Xc_miscGetXIDListCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xc_miscGetXIDListRequest(Count), cookie)
+	return Xc_miscGetXIDListCookie{cookie}
+}
+
+// Request reply for Xc_miscGetXIDList
+// size: (32 + pad((int(IdsLen) * 4)))
+type Xc_miscGetXIDListReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	IdsLen uint32
+	// padding: 20 bytes
+	Ids []uint32 // size: pad((int(IdsLen) * 4))
+}
+
+// Waits and reads reply data from request Xc_miscGetXIDList
+func (cook Xc_miscGetXIDListCookie) Reply() (*Xc_miscGetXIDListReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xc_miscGetXIDListReply(buf), nil
+}
+
+// Read reply into structure from buffer for Xc_miscGetXIDList
+func xc_miscGetXIDListReply(buf []byte) *Xc_miscGetXIDListReply {
+	v := new(Xc_miscGetXIDListReply)
+	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.IdsLen = Get32(buf[b:])
+	b += 4
+
+	b += 20 // padding
+
+	v.Ids = make([]uint32, v.IdsLen)
+	for i := 0; i < int(v.IdsLen); i++ {
+		v.Ids[i] = Get32(buf[b:])
+		b += 4
+	}
+	b = pad(b)
+
+	return v
+}
+
+func (cook Xc_miscGetXIDListCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for Xc_miscGetXIDList
+func (c *Conn) xc_miscGetXIDListRequest(Count uint32) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XC-MISC"]
+	b += 1
+
+	buf[b] = 2 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], Count)
+	b += 4
+
+	return buf
+}

nexgb/auto_xevie.go

@@ -0,0 +1,513 @@
+package xgb
+
+/*
+	This file was generated by xevie.xml on May 6 2012 3:00:44am EDT.
+	This file is automatically generated. Edit at your peril!
+*/
+
+// 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'
+
+// Skipping definition for base type 'Float'
+
+const (
+	XevieDatatypeUnmodified = 0
+	XevieDatatypeModified   = 1
+)
+
+// 'XevieEvent' struct definition
+// Size: 32
+type XevieEvent struct {
+	// padding: 32 bytes
+}
+
+// Struct read XevieEvent
+func ReadXevieEvent(buf []byte, v *XevieEvent) int {
+	b := 0
+
+	b += 32 // padding
+
+	return b
+}
+
+// Struct list read XevieEvent
+func ReadXevieEventList(buf []byte, dest []XevieEvent) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = XevieEvent{}
+		b += ReadXevieEvent(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write XevieEvent
+func (v XevieEvent) Bytes() []byte {
+	buf := make([]byte, 32)
+	b := 0
+
+	b += 32 // padding
+
+	return buf
+}
+
+// Write struct list XevieEvent
+func XevieEventListBytes(buf []byte, list []XevieEvent) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// Request XevieQueryVersion
+// size: 8
+type XevieQueryVersionCookie struct {
+	*cookie
+}
+
+func (c *Conn) XevieQueryVersion(ClientMajorVersion uint16, ClientMinorVersion uint16) XevieQueryVersionCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xevieQueryVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return XevieQueryVersionCookie{cookie}
+}
+
+func (c *Conn) XevieQueryVersionUnchecked(ClientMajorVersion uint16, ClientMinorVersion uint16) XevieQueryVersionCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xevieQueryVersionRequest(ClientMajorVersion, ClientMinorVersion), cookie)
+	return XevieQueryVersionCookie{cookie}
+}
+
+// Request reply for XevieQueryVersion
+// size: 32
+type XevieQueryVersionReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	ServerMajorVersion uint16
+	ServerMinorVersion uint16
+	// padding: 20 bytes
+}
+
+// Waits and reads reply data from request XevieQueryVersion
+func (cook XevieQueryVersionCookie) Reply() (*XevieQueryVersionReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xevieQueryVersionReply(buf), nil
+}
+
+// Read reply into structure from buffer for XevieQueryVersion
+func xevieQueryVersionReply(buf []byte) *XevieQueryVersionReply {
+	v := new(XevieQueryVersionReply)
+	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.ServerMajorVersion = Get16(buf[b:])
+	b += 2
+
+	v.ServerMinorVersion = Get16(buf[b:])
+	b += 2
+
+	b += 20 // padding
+
+	return v
+}
+
+func (cook XevieQueryVersionCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XevieQueryVersion
+func (c *Conn) xevieQueryVersionRequest(ClientMajorVersion uint16, ClientMinorVersion uint16) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XEVIE"]
+	b += 1
+
+	buf[b] = 0 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put16(buf[b:], ClientMajorVersion)
+	b += 2
+
+	Put16(buf[b:], ClientMinorVersion)
+	b += 2
+
+	return buf
+}
+
+// Request XevieStart
+// size: 8
+type XevieStartCookie struct {
+	*cookie
+}
+
+func (c *Conn) XevieStart(Screen uint32) XevieStartCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xevieStartRequest(Screen), cookie)
+	return XevieStartCookie{cookie}
+}
+
+func (c *Conn) XevieStartUnchecked(Screen uint32) XevieStartCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xevieStartRequest(Screen), cookie)
+	return XevieStartCookie{cookie}
+}
+
+// Request reply for XevieStart
+// size: 32
+type XevieStartReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	// padding: 24 bytes
+}
+
+// Waits and reads reply data from request XevieStart
+func (cook XevieStartCookie) Reply() (*XevieStartReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xevieStartReply(buf), nil
+}
+
+// Read reply into structure from buffer for XevieStart
+func xevieStartReply(buf []byte) *XevieStartReply {
+	v := new(XevieStartReply)
+	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
+
+	b += 24 // padding
+
+	return v
+}
+
+func (cook XevieStartCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XevieStart
+func (c *Conn) xevieStartRequest(Screen uint32) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XEVIE"]
+	b += 1
+
+	buf[b] = 1 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], Screen)
+	b += 4
+
+	return buf
+}
+
+// Request XevieEnd
+// size: 8
+type XevieEndCookie struct {
+	*cookie
+}
+
+func (c *Conn) XevieEnd(Cmap uint32) XevieEndCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xevieEndRequest(Cmap), cookie)
+	return XevieEndCookie{cookie}
+}
+
+func (c *Conn) XevieEndUnchecked(Cmap uint32) XevieEndCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xevieEndRequest(Cmap), cookie)
+	return XevieEndCookie{cookie}
+}
+
+// Request reply for XevieEnd
+// size: 32
+type XevieEndReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	// padding: 24 bytes
+}
+
+// Waits and reads reply data from request XevieEnd
+func (cook XevieEndCookie) Reply() (*XevieEndReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xevieEndReply(buf), nil
+}
+
+// Read reply into structure from buffer for XevieEnd
+func xevieEndReply(buf []byte) *XevieEndReply {
+	v := new(XevieEndReply)
+	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
+
+	b += 24 // padding
+
+	return v
+}
+
+func (cook XevieEndCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XevieEnd
+func (c *Conn) xevieEndRequest(Cmap uint32) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XEVIE"]
+	b += 1
+
+	buf[b] = 2 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], Cmap)
+	b += 4
+
+	return buf
+}
+
+// Request XevieSend
+// size: 104
+type XevieSendCookie struct {
+	*cookie
+}
+
+func (c *Conn) XevieSend(Event XevieEvent, DataType uint32) XevieSendCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xevieSendRequest(Event, DataType), cookie)
+	return XevieSendCookie{cookie}
+}
+
+func (c *Conn) XevieSendUnchecked(Event XevieEvent, DataType uint32) XevieSendCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xevieSendRequest(Event, DataType), cookie)
+	return XevieSendCookie{cookie}
+}
+
+// Request reply for XevieSend
+// size: 32
+type XevieSendReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	// padding: 24 bytes
+}
+
+// Waits and reads reply data from request XevieSend
+func (cook XevieSendCookie) Reply() (*XevieSendReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xevieSendReply(buf), nil
+}
+
+// Read reply into structure from buffer for XevieSend
+func xevieSendReply(buf []byte) *XevieSendReply {
+	v := new(XevieSendReply)
+	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
+
+	b += 24 // padding
+
+	return v
+}
+
+func (cook XevieSendCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XevieSend
+func (c *Conn) xevieSendRequest(Event XevieEvent, DataType uint32) []byte {
+	size := 104
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XEVIE"]
+	b += 1
+
+	buf[b] = 3 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	{
+		structBytes := Event.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+
+	Put32(buf[b:], DataType)
+	b += 4
+
+	b += 64 // padding
+
+	return buf
+}
+
+// Request XevieSelectInput
+// size: 8
+type XevieSelectInputCookie struct {
+	*cookie
+}
+
+func (c *Conn) XevieSelectInput(EventMask uint32) XevieSelectInputCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xevieSelectInputRequest(EventMask), cookie)
+	return XevieSelectInputCookie{cookie}
+}
+
+func (c *Conn) XevieSelectInputUnchecked(EventMask uint32) XevieSelectInputCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xevieSelectInputRequest(EventMask), cookie)
+	return XevieSelectInputCookie{cookie}
+}
+
+// Request reply for XevieSelectInput
+// size: 32
+type XevieSelectInputReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	// padding: 24 bytes
+}
+
+// Waits and reads reply data from request XevieSelectInput
+func (cook XevieSelectInputCookie) Reply() (*XevieSelectInputReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xevieSelectInputReply(buf), nil
+}
+
+// Read reply into structure from buffer for XevieSelectInput
+func xevieSelectInputReply(buf []byte) *XevieSelectInputReply {
+	v := new(XevieSelectInputReply)
+	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
+
+	b += 24 // padding
+
+	return v
+}
+
+func (cook XevieSelectInputCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XevieSelectInput
+func (c *Conn) xevieSelectInputRequest(EventMask uint32) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XEVIE"]
+	b += 1
+
+	buf[b] = 4 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], EventMask)
+	b += 4
+
+	return buf
+}

nexgb/auto_xinerama.go

@@ -1,7 +1,7 @@
 package xgb
 
 /*
-	This file was generated by xinerama.xml on May 5 2012 5:56:52pm EDT.
+	This file was generated by xinerama.xml on May 6 2012 3:00:45am EDT.
 	This file is automatically generated. Edit at your peril!
 */
 
@@ -9,6 +9,16 @@ package xgb
 // in one package. They are still listed here for reference.
 // import "xproto"
 
+// 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'
@@ -25,16 +35,6 @@ package xgb
 
 // Skipping definition for base type 'Bool'
 
-// 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'
-
 // 'XineramaScreenInfo' struct definition
 // Size: 8
 type XineramaScreenInfo struct {
@@ -183,12 +183,12 @@ func (c *Conn) xineramaQueryVersionRequest(Major byte, Minor byte) []byte {
 	buf[b] = 0 // request opcode
 	b += 1
 
-	buf[b] = Major
-	b += 1
-
 	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
 	b += 2
 
+	buf[b] = Major
+	b += 1
+
 	buf[b] = Minor
 	b += 1
 
@@ -270,12 +270,12 @@ func (c *Conn) xineramaGetStateRequest(Window Id) []byte {
 	buf[b] = 1 // request opcode
 	b += 1
 
-	Put32(buf[b:], uint32(Window))
-	b += 4
-
 	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
 	b += 2
 
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
 	return buf
 }
 
@@ -354,12 +354,12 @@ func (c *Conn) xineramaGetScreenCountRequest(Window Id) []byte {
 	buf[b] = 2 // request opcode
 	b += 1
 
-	Put32(buf[b:], uint32(Window))
-	b += 4
-
 	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
 	b += 2
 
+	Put32(buf[b:], uint32(Window))
+	b += 4
+
 	return buf
 }
 
@@ -449,12 +449,12 @@ func (c *Conn) xineramaGetScreenSizeRequest(Window Id, Screen uint32) []byte {
 	buf[b] = 3 // request opcode
 	b += 1
 
-	Put32(buf[b:], uint32(Window))
-	b += 4
-
 	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:], Screen)
 	b += 4
 

nexgb/auto_xproto.go

@@ -1,10 +1,12 @@
 package xgb
 
 /*
-	This file was generated by xproto.xml on May 5 2012 5:43:45pm EDT.
+	This file was generated by xproto.xml on May 6 2012 3:00:45am EDT.
 	This file is automatically generated. Edit at your peril!
 */
 
+// Skipping definition for base type 'Int16'
+
 // Skipping definition for base type 'Int32'
 
 // Skipping definition for base type 'Void'
@@ -29,8 +31,6 @@ package xgb
 
 // Skipping definition for base type 'Card8'
 
-// Skipping definition for base type 'Int16'
-
 const (
 	VisualClassStaticGray  = 0
 	VisualClassGrayScale   = 1
@@ -2417,15 +2417,15 @@ func HostListSize(list []Host) int {
 //     NewClientMessageDataUnionData16(Data16 []uint16) ClientMessageDataUnion
 //     NewClientMessageDataUnionData32(Data32 []uint32) ClientMessageDataUnion
 type ClientMessageDataUnion struct {
-	Data8  []byte   // size: pad(20)
+	Data8  []byte   // size: 20
-	Data16 []uint16 // size: pad(20)
+	Data16 []uint16 // size: 20
-	Data32 []uint32 // size: pad(20)
+	Data32 []uint32 // size: 20
 }
 
 // Union constructor for ClientMessageDataUnion for field Data8.
 func NewClientMessageDataUnionData8(Data8 []byte) ClientMessageDataUnion {
 	var b int
-	buf := make([]byte, pad(20))
+	buf := make([]byte, 20)
 
 	copy(buf[b:], Data8[:20])
 	b += pad(int(20))
@@ -2462,7 +2462,7 @@ func NewClientMessageDataUnionData8(Data8 []byte) ClientMessageDataUnion {
 // Union constructor for ClientMessageDataUnion for field Data16.
 func NewClientMessageDataUnionData16(Data16 []uint16) ClientMessageDataUnion {
 	var b int
-	buf := make([]byte, pad(20))
+	buf := make([]byte, 20)
 
 	for i := 0; i < int(10); i++ {
 		Put16(buf[b:], Data16[i])
@@ -2502,7 +2502,7 @@ func NewClientMessageDataUnionData16(Data16 []uint16) ClientMessageDataUnion {
 // Union constructor for ClientMessageDataUnion for field Data32.
 func NewClientMessageDataUnionData32(Data32 []uint32) ClientMessageDataUnion {
 	var b int
-	buf := make([]byte, pad(20))
+	buf := make([]byte, 20)
 
 	for i := 0; i < int(5); i++ {
 		Put32(buf[b:], Data32[i])
@@ -2564,7 +2564,7 @@ func ReadClientMessageDataUnion(buf []byte, v *ClientMessageDataUnion) int {
 	}
 	b = pad(b)
 
-	return pad(20)
+	return 20
 }
 
 // Union list read ClientMessageDataUnion
@@ -2581,7 +2581,7 @@ func ReadClientMessageDataUnionList(buf []byte, dest []ClientMessageDataUnion) i
 // 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))
+	buf := make([]byte, 20)
 	b := 0
 
 	copy(buf[b:], v.Data8[:20])
@@ -3285,7 +3285,7 @@ func init() {
 const KeymapNotify = 11
 
 type KeymapNotifyEvent struct {
-	Keys []byte // size: pad(31)
+	Keys []byte // size: 32
 }
 
 // Event read KeymapNotify
@@ -7938,7 +7938,7 @@ func (c *Conn) convertSelectionRequest(Requestor Id, Selection Id, Target Id, Pr
 }
 
 // Request SendEvent
-// size: pad((12 + pad(32)))
+// size: 44
 type SendEventCookie struct {
 	*cookie
 }
@@ -7962,7 +7962,7 @@ func (cook SendEventCookie) Check() error {
 
 // Write request to wire for SendEvent
 func (c *Conn) sendEventRequest(Propagate bool, Destination Id, EventMask uint32, Event string) []byte {
-	size := pad((12 + pad(32)))
+	size := 44
 	b := 0
 	buf := make([]byte, size)
 
@@ -9200,12 +9200,12 @@ func (c *Conn) QueryKeymapUnchecked() QueryKeymapCookie {
 }
 
 // Request reply for QueryKeymap
-// size: (8 + pad(32))
+// size: 40
 type QueryKeymapReply struct {
 	Sequence uint16
 	Length   uint32
 	// padding: 1 bytes
-	Keys []byte // size: pad(32)
+	Keys []byte // size: 32
 }
 
 // Waits and reads reply data from request QueryKeymap
@@ -13267,7 +13267,7 @@ func (c *Conn) GetKeyboardControlUnchecked() GetKeyboardControlCookie {
 }
 
 // Request reply for GetKeyboardControl
-// size: (20 + pad(32))
+// size: 52
 type GetKeyboardControlReply struct {
 	Sequence         uint16
 	Length           uint32
@@ -13278,7 +13278,7 @@ type GetKeyboardControlReply struct {
 	BellPitch        uint16
 	BellDuration     uint16
 	// padding: 2 bytes
-	AutoRepeats []byte // size: pad(32)
+	AutoRepeats []byte // size: 32
 }
 
 // Waits and reads reply data from request GetKeyboardControl

nexgb/auto_xtest.go

@@ -0,0 +1,335 @@
+package xgb
+
+/*
+	This file was generated by xtest.xml on May 6 2012 3:00:45am EDT.
+	This file is automatically generated. Edit at your peril!
+*/
+
+// Imports are not necessary for XGB because everything is 
+// in one package. They are still listed here for reference.
+// import "xproto"
+
+// 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'
+
+// Skipping definition for base type 'Float'
+
+// Skipping definition for base type 'Id'
+
+// Skipping definition for base type 'Card8'
+
+// Skipping definition for base type 'Int16'
+
+const (
+	XtestCursorNone    = 0
+	XtestCursorCurrent = 1
+)
+
+// Request XtestGetVersion
+// size: 8
+type XtestGetVersionCookie struct {
+	*cookie
+}
+
+func (c *Conn) XtestGetVersion(MajorVersion byte, MinorVersion uint16) XtestGetVersionCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xtestGetVersionRequest(MajorVersion, MinorVersion), cookie)
+	return XtestGetVersionCookie{cookie}
+}
+
+func (c *Conn) XtestGetVersionUnchecked(MajorVersion byte, MinorVersion uint16) XtestGetVersionCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xtestGetVersionRequest(MajorVersion, MinorVersion), cookie)
+	return XtestGetVersionCookie{cookie}
+}
+
+// Request reply for XtestGetVersion
+// size: 10
+type XtestGetVersionReply struct {
+	Sequence     uint16
+	Length       uint32
+	MajorVersion byte
+	MinorVersion uint16
+}
+
+// Waits and reads reply data from request XtestGetVersion
+func (cook XtestGetVersionCookie) Reply() (*XtestGetVersionReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xtestGetVersionReply(buf), nil
+}
+
+// Read reply into structure from buffer for XtestGetVersion
+func xtestGetVersionReply(buf []byte) *XtestGetVersionReply {
+	v := new(XtestGetVersionReply)
+	b := 1 // skip reply determinant
+
+	v.MajorVersion = buf[b]
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	v.MinorVersion = Get16(buf[b:])
+	b += 2
+
+	return v
+}
+
+func (cook XtestGetVersionCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XtestGetVersion
+func (c *Conn) xtestGetVersionRequest(MajorVersion byte, MinorVersion uint16) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XTEST"]
+	b += 1
+
+	buf[b] = 0 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	buf[b] = MajorVersion
+	b += 1
+
+	b += 1 // padding
+
+	Put16(buf[b:], MinorVersion)
+	b += 2
+
+	return buf
+}
+
+// Request XtestCompareCursor
+// size: 12
+type XtestCompareCursorCookie struct {
+	*cookie
+}
+
+func (c *Conn) XtestCompareCursor(Window Id, Cursor Id) XtestCompareCursorCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xtestCompareCursorRequest(Window, Cursor), cookie)
+	return XtestCompareCursorCookie{cookie}
+}
+
+func (c *Conn) XtestCompareCursorUnchecked(Window Id, Cursor Id) XtestCompareCursorCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xtestCompareCursorRequest(Window, Cursor), cookie)
+	return XtestCompareCursorCookie{cookie}
+}
+
+// Request reply for XtestCompareCursor
+// size: 8
+type XtestCompareCursorReply struct {
+	Sequence uint16
+	Length   uint32
+	Same     bool
+}
+
+// Waits and reads reply data from request XtestCompareCursor
+func (cook XtestCompareCursorCookie) Reply() (*XtestCompareCursorReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xtestCompareCursorReply(buf), nil
+}
+
+// Read reply into structure from buffer for XtestCompareCursor
+func xtestCompareCursorReply(buf []byte) *XtestCompareCursorReply {
+	v := new(XtestCompareCursorReply)
+	b := 1 // skip reply determinant
+
+	if buf[b] == 1 {
+		v.Same = true
+	} else {
+		v.Same = false
+	}
+	b += 1
+
+	v.Sequence = Get16(buf[b:])
+	b += 2
+
+	v.Length = Get32(buf[b:]) // 4-byte units
+	b += 4
+
+	return v
+}
+
+func (cook XtestCompareCursorCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XtestCompareCursor
+func (c *Conn) xtestCompareCursorRequest(Window Id, Cursor Id) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XTEST"]
+	b += 1
+
+	buf[b] = 1 // request opcode
+	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(Cursor))
+	b += 4
+
+	return buf
+}
+
+// Request XtestFakeInput
+// size: 36
+type XtestFakeInputCookie struct {
+	*cookie
+}
+
+// Write request to wire for XtestFakeInput
+func (c *Conn) XtestFakeInput(Type byte, Detail byte, Time uint32, Root Id, RootX int16, RootY int16, Deviceid byte) XtestFakeInputCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.xtestFakeInputRequest(Type, Detail, Time, Root, RootX, RootY, Deviceid), cookie)
+	return XtestFakeInputCookie{cookie}
+}
+
+func (c *Conn) XtestFakeInputChecked(Type byte, Detail byte, Time uint32, Root Id, RootX int16, RootY int16, Deviceid byte) XtestFakeInputCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.xtestFakeInputRequest(Type, Detail, Time, Root, RootX, RootY, Deviceid), cookie)
+	return XtestFakeInputCookie{cookie}
+}
+
+func (cook XtestFakeInputCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XtestFakeInput
+func (c *Conn) xtestFakeInputRequest(Type byte, Detail byte, Time uint32, Root Id, RootX int16, RootY int16, Deviceid byte) []byte {
+	size := 36
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XTEST"]
+	b += 1
+
+	buf[b] = 2 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	buf[b] = Type
+	b += 1
+
+	buf[b] = Detail
+	b += 1
+
+	b += 2 // padding
+
+	Put32(buf[b:], Time)
+	b += 4
+
+	Put32(buf[b:], uint32(Root))
+	b += 4
+
+	b += 8 // padding
+
+	Put16(buf[b:], uint16(RootX))
+	b += 2
+
+	Put16(buf[b:], uint16(RootY))
+	b += 2
+
+	b += 7 // padding
+
+	buf[b] = Deviceid
+	b += 1
+
+	return buf
+}
+
+// Request XtestGrabControl
+// size: 8
+type XtestGrabControlCookie struct {
+	*cookie
+}
+
+// Write request to wire for XtestGrabControl
+func (c *Conn) XtestGrabControl(Impervious bool) XtestGrabControlCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.xtestGrabControlRequest(Impervious), cookie)
+	return XtestGrabControlCookie{cookie}
+}
+
+func (c *Conn) XtestGrabControlChecked(Impervious bool) XtestGrabControlCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.xtestGrabControlRequest(Impervious), cookie)
+	return XtestGrabControlCookie{cookie}
+}
+
+func (cook XtestGrabControlCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XtestGrabControl
+func (c *Conn) xtestGrabControlRequest(Impervious bool) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XTEST"]
+	b += 1
+
+	buf[b] = 3 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	if Impervious {
+		buf[b] = 1
+	} else {
+		buf[b] = 0
+	}
+	b += 1
+
+	b += 3 // padding
+
+	return buf
+}

nexgb/auto_xvmc.go

@@ -0,0 +1,879 @@
+package xgb
+
+/*
+	This file was generated by xvmc.xml on May 6 2012 3:00:45am EDT.
+	This file is automatically generated. Edit at your peril!
+*/
+
+// Imports are not necessary for XGB because everything is 
+// in one package. They are still listed here for reference.
+// import "xv"
+
+// 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'
+
+// 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 resource definition of 'Context'
+
+// Skipping resource definition of 'Surface'
+
+// Skipping resource definition of 'Subpicture'
+
+// 'XvmcSurfaceInfo' struct definition
+// Size: 24
+type XvmcSurfaceInfo struct {
+	Id                  Id
+	ChromaFormat        uint16
+	Pad0                uint16
+	MaxWidth            uint16
+	MaxHeight           uint16
+	SubpictureMaxWidth  uint16
+	SubpictureMaxHeight uint16
+	McType              uint32
+	Flags               uint32
+}
+
+// Struct read XvmcSurfaceInfo
+func ReadXvmcSurfaceInfo(buf []byte, v *XvmcSurfaceInfo) int {
+	b := 0
+
+	v.Id = Id(Get32(buf[b:]))
+	b += 4
+
+	v.ChromaFormat = Get16(buf[b:])
+	b += 2
+
+	v.Pad0 = Get16(buf[b:])
+	b += 2
+
+	v.MaxWidth = Get16(buf[b:])
+	b += 2
+
+	v.MaxHeight = Get16(buf[b:])
+	b += 2
+
+	v.SubpictureMaxWidth = Get16(buf[b:])
+	b += 2
+
+	v.SubpictureMaxHeight = Get16(buf[b:])
+	b += 2
+
+	v.McType = Get32(buf[b:])
+	b += 4
+
+	v.Flags = Get32(buf[b:])
+	b += 4
+
+	return b
+}
+
+// Struct list read XvmcSurfaceInfo
+func ReadXvmcSurfaceInfoList(buf []byte, dest []XvmcSurfaceInfo) int {
+	b := 0
+	for i := 0; i < len(dest); i++ {
+		dest[i] = XvmcSurfaceInfo{}
+		b += ReadXvmcSurfaceInfo(buf[b:], &dest[i])
+	}
+	return pad(b)
+}
+
+// Struct write XvmcSurfaceInfo
+func (v XvmcSurfaceInfo) Bytes() []byte {
+	buf := make([]byte, 24)
+	b := 0
+
+	Put32(buf[b:], uint32(v.Id))
+	b += 4
+
+	Put16(buf[b:], v.ChromaFormat)
+	b += 2
+
+	Put16(buf[b:], v.Pad0)
+	b += 2
+
+	Put16(buf[b:], v.MaxWidth)
+	b += 2
+
+	Put16(buf[b:], v.MaxHeight)
+	b += 2
+
+	Put16(buf[b:], v.SubpictureMaxWidth)
+	b += 2
+
+	Put16(buf[b:], v.SubpictureMaxHeight)
+	b += 2
+
+	Put32(buf[b:], v.McType)
+	b += 4
+
+	Put32(buf[b:], v.Flags)
+	b += 4
+
+	return buf
+}
+
+// Write struct list XvmcSurfaceInfo
+func XvmcSurfaceInfoListBytes(buf []byte, list []XvmcSurfaceInfo) int {
+	b := 0
+	var structBytes []byte
+	for _, item := range list {
+		structBytes = item.Bytes()
+		copy(buf[b:], structBytes)
+		b += pad(len(structBytes))
+	}
+	return b
+}
+
+// Request XvmcQueryVersion
+// size: 4
+type XvmcQueryVersionCookie struct {
+	*cookie
+}
+
+func (c *Conn) XvmcQueryVersion() XvmcQueryVersionCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xvmcQueryVersionRequest(), cookie)
+	return XvmcQueryVersionCookie{cookie}
+}
+
+func (c *Conn) XvmcQueryVersionUnchecked() XvmcQueryVersionCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xvmcQueryVersionRequest(), cookie)
+	return XvmcQueryVersionCookie{cookie}
+}
+
+// Request reply for XvmcQueryVersion
+// size: 16
+type XvmcQueryVersionReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Major uint32
+	Minor uint32
+}
+
+// Waits and reads reply data from request XvmcQueryVersion
+func (cook XvmcQueryVersionCookie) Reply() (*XvmcQueryVersionReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xvmcQueryVersionReply(buf), nil
+}
+
+// Read reply into structure from buffer for XvmcQueryVersion
+func xvmcQueryVersionReply(buf []byte) *XvmcQueryVersionReply {
+	v := new(XvmcQueryVersionReply)
+	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.Major = Get32(buf[b:])
+	b += 4
+
+	v.Minor = Get32(buf[b:])
+	b += 4
+
+	return v
+}
+
+func (cook XvmcQueryVersionCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XvmcQueryVersion
+func (c *Conn) xvmcQueryVersionRequest() []byte {
+	size := 4
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XVIDEO-MOTIONCOMPENSATION"]
+	b += 1
+
+	buf[b] = 0 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	return buf
+}
+
+// Request XvmcListSurfaceTypes
+// size: 8
+type XvmcListSurfaceTypesCookie struct {
+	*cookie
+}
+
+func (c *Conn) XvmcListSurfaceTypes(PortId Id) XvmcListSurfaceTypesCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xvmcListSurfaceTypesRequest(PortId), cookie)
+	return XvmcListSurfaceTypesCookie{cookie}
+}
+
+func (c *Conn) XvmcListSurfaceTypesUnchecked(PortId Id) XvmcListSurfaceTypesCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xvmcListSurfaceTypesRequest(PortId), cookie)
+	return XvmcListSurfaceTypesCookie{cookie}
+}
+
+// Request reply for XvmcListSurfaceTypes
+// size: (32 + pad((int(Num) * 24)))
+type XvmcListSurfaceTypesReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Num uint32
+	// padding: 20 bytes
+	Surfaces []XvmcSurfaceInfo // size: pad((int(Num) * 24))
+}
+
+// Waits and reads reply data from request XvmcListSurfaceTypes
+func (cook XvmcListSurfaceTypesCookie) Reply() (*XvmcListSurfaceTypesReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xvmcListSurfaceTypesReply(buf), nil
+}
+
+// Read reply into structure from buffer for XvmcListSurfaceTypes
+func xvmcListSurfaceTypesReply(buf []byte) *XvmcListSurfaceTypesReply {
+	v := new(XvmcListSurfaceTypesReply)
+	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.Num = Get32(buf[b:])
+	b += 4
+
+	b += 20 // padding
+
+	v.Surfaces = make([]XvmcSurfaceInfo, v.Num)
+	b += ReadXvmcSurfaceInfoList(buf[b:], v.Surfaces)
+
+	return v
+}
+
+func (cook XvmcListSurfaceTypesCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XvmcListSurfaceTypes
+func (c *Conn) xvmcListSurfaceTypesRequest(PortId Id) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XVIDEO-MOTIONCOMPENSATION"]
+	b += 1
+
+	buf[b] = 1 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(PortId))
+	b += 4
+
+	return buf
+}
+
+// Request XvmcCreateContext
+// size: 24
+type XvmcCreateContextCookie struct {
+	*cookie
+}
+
+func (c *Conn) XvmcCreateContext(ContextId Id, PortId Id, SurfaceId Id, Width uint16, Height uint16, Flags uint32) XvmcCreateContextCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xvmcCreateContextRequest(ContextId, PortId, SurfaceId, Width, Height, Flags), cookie)
+	return XvmcCreateContextCookie{cookie}
+}
+
+func (c *Conn) XvmcCreateContextUnchecked(ContextId Id, PortId Id, SurfaceId Id, Width uint16, Height uint16, Flags uint32) XvmcCreateContextCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xvmcCreateContextRequest(ContextId, PortId, SurfaceId, Width, Height, Flags), cookie)
+	return XvmcCreateContextCookie{cookie}
+}
+
+// Request reply for XvmcCreateContext
+// size: (36 + pad((int(Length) * 4)))
+type XvmcCreateContextReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	WidthActual  uint16
+	HeightActual uint16
+	FlagsReturn  uint32
+	// padding: 20 bytes
+	PrivData []uint32 // size: pad((int(Length) * 4))
+}
+
+// Waits and reads reply data from request XvmcCreateContext
+func (cook XvmcCreateContextCookie) Reply() (*XvmcCreateContextReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xvmcCreateContextReply(buf), nil
+}
+
+// Read reply into structure from buffer for XvmcCreateContext
+func xvmcCreateContextReply(buf []byte) *XvmcCreateContextReply {
+	v := new(XvmcCreateContextReply)
+	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.WidthActual = Get16(buf[b:])
+	b += 2
+
+	v.HeightActual = Get16(buf[b:])
+	b += 2
+
+	v.FlagsReturn = Get32(buf[b:])
+	b += 4
+
+	b += 20 // padding
+
+	v.PrivData = make([]uint32, v.Length)
+	for i := 0; i < int(v.Length); i++ {
+		v.PrivData[i] = Get32(buf[b:])
+		b += 4
+	}
+	b = pad(b)
+
+	return v
+}
+
+func (cook XvmcCreateContextCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XvmcCreateContext
+func (c *Conn) xvmcCreateContextRequest(ContextId Id, PortId Id, SurfaceId Id, Width uint16, Height uint16, Flags uint32) []byte {
+	size := 24
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XVIDEO-MOTIONCOMPENSATION"]
+	b += 1
+
+	buf[b] = 2 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(ContextId))
+	b += 4
+
+	Put32(buf[b:], uint32(PortId))
+	b += 4
+
+	Put32(buf[b:], uint32(SurfaceId))
+	b += 4
+
+	Put16(buf[b:], Width)
+	b += 2
+
+	Put16(buf[b:], Height)
+	b += 2
+
+	Put32(buf[b:], Flags)
+	b += 4
+
+	return buf
+}
+
+// Request XvmcDestroyContext
+// size: 8
+type XvmcDestroyContextCookie struct {
+	*cookie
+}
+
+// Write request to wire for XvmcDestroyContext
+func (c *Conn) XvmcDestroyContext(ContextId Id) XvmcDestroyContextCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.xvmcDestroyContextRequest(ContextId), cookie)
+	return XvmcDestroyContextCookie{cookie}
+}
+
+func (c *Conn) XvmcDestroyContextChecked(ContextId Id) XvmcDestroyContextCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.xvmcDestroyContextRequest(ContextId), cookie)
+	return XvmcDestroyContextCookie{cookie}
+}
+
+func (cook XvmcDestroyContextCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XvmcDestroyContext
+func (c *Conn) xvmcDestroyContextRequest(ContextId Id) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XVIDEO-MOTIONCOMPENSATION"]
+	b += 1
+
+	buf[b] = 3 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(ContextId))
+	b += 4
+
+	return buf
+}
+
+// Request XvmcCreateSurface
+// size: 12
+type XvmcCreateSurfaceCookie struct {
+	*cookie
+}
+
+func (c *Conn) XvmcCreateSurface(SurfaceId Id, ContextId Id) XvmcCreateSurfaceCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xvmcCreateSurfaceRequest(SurfaceId, ContextId), cookie)
+	return XvmcCreateSurfaceCookie{cookie}
+}
+
+func (c *Conn) XvmcCreateSurfaceUnchecked(SurfaceId Id, ContextId Id) XvmcCreateSurfaceCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xvmcCreateSurfaceRequest(SurfaceId, ContextId), cookie)
+	return XvmcCreateSurfaceCookie{cookie}
+}
+
+// Request reply for XvmcCreateSurface
+// size: (32 + pad((int(Length) * 4)))
+type XvmcCreateSurfaceReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	// padding: 24 bytes
+	PrivData []uint32 // size: pad((int(Length) * 4))
+}
+
+// Waits and reads reply data from request XvmcCreateSurface
+func (cook XvmcCreateSurfaceCookie) Reply() (*XvmcCreateSurfaceReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xvmcCreateSurfaceReply(buf), nil
+}
+
+// Read reply into structure from buffer for XvmcCreateSurface
+func xvmcCreateSurfaceReply(buf []byte) *XvmcCreateSurfaceReply {
+	v := new(XvmcCreateSurfaceReply)
+	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
+
+	b += 24 // padding
+
+	v.PrivData = make([]uint32, v.Length)
+	for i := 0; i < int(v.Length); i++ {
+		v.PrivData[i] = Get32(buf[b:])
+		b += 4
+	}
+	b = pad(b)
+
+	return v
+}
+
+func (cook XvmcCreateSurfaceCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XvmcCreateSurface
+func (c *Conn) xvmcCreateSurfaceRequest(SurfaceId Id, ContextId Id) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XVIDEO-MOTIONCOMPENSATION"]
+	b += 1
+
+	buf[b] = 4 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(SurfaceId))
+	b += 4
+
+	Put32(buf[b:], uint32(ContextId))
+	b += 4
+
+	return buf
+}
+
+// Request XvmcDestroySurface
+// size: 8
+type XvmcDestroySurfaceCookie struct {
+	*cookie
+}
+
+// Write request to wire for XvmcDestroySurface
+func (c *Conn) XvmcDestroySurface(SurfaceId Id) XvmcDestroySurfaceCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.xvmcDestroySurfaceRequest(SurfaceId), cookie)
+	return XvmcDestroySurfaceCookie{cookie}
+}
+
+func (c *Conn) XvmcDestroySurfaceChecked(SurfaceId Id) XvmcDestroySurfaceCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.xvmcDestroySurfaceRequest(SurfaceId), cookie)
+	return XvmcDestroySurfaceCookie{cookie}
+}
+
+func (cook XvmcDestroySurfaceCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XvmcDestroySurface
+func (c *Conn) xvmcDestroySurfaceRequest(SurfaceId Id) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XVIDEO-MOTIONCOMPENSATION"]
+	b += 1
+
+	buf[b] = 5 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(SurfaceId))
+	b += 4
+
+	return buf
+}
+
+// Request XvmcCreateSubpicture
+// size: 20
+type XvmcCreateSubpictureCookie struct {
+	*cookie
+}
+
+func (c *Conn) XvmcCreateSubpicture(SubpictureId Id, Context Id, XvimageId uint32, Width uint16, Height uint16) XvmcCreateSubpictureCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xvmcCreateSubpictureRequest(SubpictureId, Context, XvimageId, Width, Height), cookie)
+	return XvmcCreateSubpictureCookie{cookie}
+}
+
+func (c *Conn) XvmcCreateSubpictureUnchecked(SubpictureId Id, Context Id, XvimageId uint32, Width uint16, Height uint16) XvmcCreateSubpictureCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xvmcCreateSubpictureRequest(SubpictureId, Context, XvimageId, Width, Height), cookie)
+	return XvmcCreateSubpictureCookie{cookie}
+}
+
+// Request reply for XvmcCreateSubpicture
+// size: (32 + pad((int(Length) * 4)))
+type XvmcCreateSubpictureReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	WidthActual       uint16
+	HeightActual      uint16
+	NumPaletteEntries uint16
+	EntryBytes        uint16
+	ComponentOrder    []byte // size: 4
+	// padding: 12 bytes
+	PrivData []uint32 // size: pad((int(Length) * 4))
+}
+
+// Waits and reads reply data from request XvmcCreateSubpicture
+func (cook XvmcCreateSubpictureCookie) Reply() (*XvmcCreateSubpictureReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xvmcCreateSubpictureReply(buf), nil
+}
+
+// Read reply into structure from buffer for XvmcCreateSubpicture
+func xvmcCreateSubpictureReply(buf []byte) *XvmcCreateSubpictureReply {
+	v := new(XvmcCreateSubpictureReply)
+	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.WidthActual = Get16(buf[b:])
+	b += 2
+
+	v.HeightActual = Get16(buf[b:])
+	b += 2
+
+	v.NumPaletteEntries = Get16(buf[b:])
+	b += 2
+
+	v.EntryBytes = Get16(buf[b:])
+	b += 2
+
+	v.ComponentOrder = make([]byte, 4)
+	copy(v.ComponentOrder[:4], buf[b:])
+	b += pad(int(4))
+
+	b += 12 // padding
+
+	v.PrivData = make([]uint32, v.Length)
+	for i := 0; i < int(v.Length); i++ {
+		v.PrivData[i] = Get32(buf[b:])
+		b += 4
+	}
+	b = pad(b)
+
+	return v
+}
+
+func (cook XvmcCreateSubpictureCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XvmcCreateSubpicture
+func (c *Conn) xvmcCreateSubpictureRequest(SubpictureId Id, Context Id, XvimageId uint32, Width uint16, Height uint16) []byte {
+	size := 20
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XVIDEO-MOTIONCOMPENSATION"]
+	b += 1
+
+	buf[b] = 6 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(SubpictureId))
+	b += 4
+
+	Put32(buf[b:], uint32(Context))
+	b += 4
+
+	Put32(buf[b:], XvimageId)
+	b += 4
+
+	Put16(buf[b:], Width)
+	b += 2
+
+	Put16(buf[b:], Height)
+	b += 2
+
+	return buf
+}
+
+// Request XvmcDestroySubpicture
+// size: 8
+type XvmcDestroySubpictureCookie struct {
+	*cookie
+}
+
+// Write request to wire for XvmcDestroySubpicture
+func (c *Conn) XvmcDestroySubpicture(SubpictureId Id) XvmcDestroySubpictureCookie {
+	cookie := c.newCookie(false, false)
+	c.newRequest(c.xvmcDestroySubpictureRequest(SubpictureId), cookie)
+	return XvmcDestroySubpictureCookie{cookie}
+}
+
+func (c *Conn) XvmcDestroySubpictureChecked(SubpictureId Id) XvmcDestroySubpictureCookie {
+	cookie := c.newCookie(true, false)
+	c.newRequest(c.xvmcDestroySubpictureRequest(SubpictureId), cookie)
+	return XvmcDestroySubpictureCookie{cookie}
+}
+
+func (cook XvmcDestroySubpictureCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XvmcDestroySubpicture
+func (c *Conn) xvmcDestroySubpictureRequest(SubpictureId Id) []byte {
+	size := 8
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XVIDEO-MOTIONCOMPENSATION"]
+	b += 1
+
+	buf[b] = 7 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(SubpictureId))
+	b += 4
+
+	return buf
+}
+
+// Request XvmcListSubpictureTypes
+// size: 12
+type XvmcListSubpictureTypesCookie struct {
+	*cookie
+}
+
+func (c *Conn) XvmcListSubpictureTypes(PortId Id, SurfaceId Id) XvmcListSubpictureTypesCookie {
+	cookie := c.newCookie(true, true)
+	c.newRequest(c.xvmcListSubpictureTypesRequest(PortId, SurfaceId), cookie)
+	return XvmcListSubpictureTypesCookie{cookie}
+}
+
+func (c *Conn) XvmcListSubpictureTypesUnchecked(PortId Id, SurfaceId Id) XvmcListSubpictureTypesCookie {
+	cookie := c.newCookie(false, true)
+	c.newRequest(c.xvmcListSubpictureTypesRequest(PortId, SurfaceId), cookie)
+	return XvmcListSubpictureTypesCookie{cookie}
+}
+
+// Request reply for XvmcListSubpictureTypes
+// size: (32 + XvImageFormatInfoListSize(Types))
+type XvmcListSubpictureTypesReply struct {
+	Sequence uint16
+	Length   uint32
+	// padding: 1 bytes
+	Num uint32
+	// padding: 20 bytes
+	Types []XvImageFormatInfo // size: XvImageFormatInfoListSize(Types)
+}
+
+// Waits and reads reply data from request XvmcListSubpictureTypes
+func (cook XvmcListSubpictureTypesCookie) Reply() (*XvmcListSubpictureTypesReply, error) {
+	buf, err := cook.reply()
+	if err != nil {
+		return nil, err
+	}
+	if buf == nil {
+		return nil, nil
+	}
+	return xvmcListSubpictureTypesReply(buf), nil
+}
+
+// Read reply into structure from buffer for XvmcListSubpictureTypes
+func xvmcListSubpictureTypesReply(buf []byte) *XvmcListSubpictureTypesReply {
+	v := new(XvmcListSubpictureTypesReply)
+	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.Num = Get32(buf[b:])
+	b += 4
+
+	b += 20 // padding
+
+	v.Types = make([]XvImageFormatInfo, v.Num)
+	b += ReadXvImageFormatInfoList(buf[b:], v.Types)
+
+	return v
+}
+
+func (cook XvmcListSubpictureTypesCookie) Check() error {
+	return cook.check()
+}
+
+// Write request to wire for XvmcListSubpictureTypes
+func (c *Conn) xvmcListSubpictureTypesRequest(PortId Id, SurfaceId Id) []byte {
+	size := 12
+	b := 0
+	buf := make([]byte, size)
+
+	buf[b] = c.extensions["XVIDEO-MOTIONCOMPENSATION"]
+	b += 1
+
+	buf[b] = 8 // request opcode
+	b += 1
+
+	Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+	b += 2
+
+	Put32(buf[b:], uint32(PortId))
+	b += 4
+
+	Put32(buf[b:], uint32(SurfaceId))
+	b += 4
+
+	return buf
+}