Ejemplo n.º 1
0
// Write request to wire for UnregisterClients
// unregisterClientsRequest writes a UnregisterClients request to a byte slice.
func unregisterClientsRequest(c *xgb.Conn, buf []byte, Context Context, NumClientSpecs uint32, ClientSpecs []ClientSpec) []byte {
	size := xgb.Pad((12 + xgb.Pad((int(NumClientSpecs) * 4))))
	b := 0
	if cap(buf) >= size {
		buf = buf[:size]
	} else {
		buf = make([]byte, size)
	}

	buf[b] = c.Extensions["RECORD"]
	b += 1

	buf[b] = 3 // request opcode
	b += 1

	xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
	b += 2

	xgb.Put32(buf[b:], uint32(Context))
	b += 4

	xgb.Put32(buf[b:], NumClientSpecs)
	b += 4

	for i := 0; i < int(NumClientSpecs); i++ {
		xgb.Put32(buf[b:], uint32(ClientSpecs[i]))
		b += 4
	}
	b = xgb.Pad(b)

	return buf
}
Ejemplo n.º 2
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// Write request to wire for GetBuffersWithFormat
// getBuffersWithFormatRequest writes a GetBuffersWithFormat request to a byte slice.
func getBuffersWithFormatRequest(c *xgb.Conn, buf []byte, Drawable xproto.Drawable, Count uint32, Attachments []AttachFormat) []byte {
	size := xgb.Pad((12 + xgb.Pad((len(Attachments) * 8))))
	b := 0
	if cap(buf) >= size {
		buf = buf[:size]
	} else {
		buf = make([]byte, size)
	}

	buf[b] = c.Extensions["DRI2"]
	b += 1

	buf[b] = 7 // request opcode
	b += 1

	xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
	b += 2

	xgb.Put32(buf[b:], uint32(Drawable))
	b += 4

	xgb.Put32(buf[b:], Count)
	b += 4

	b += AttachFormatListBytes(buf[b:], Attachments)

	return buf
}
Ejemplo n.º 3
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// Write request to wire for GetBuffers
// getBuffersRequest writes a GetBuffers request to a byte slice.
func getBuffersRequest(c *xgb.Conn, buf []byte, Drawable xproto.Drawable, Count uint32, Attachments []uint32) []byte {
	size := xgb.Pad((12 + xgb.Pad((len(Attachments) * 4))))
	b := 0
	if cap(buf) >= size {
		buf = buf[:size]
	} else {
		buf = make([]byte, size)
	}

	buf[b] = c.Extensions["DRI2"]
	b += 1

	buf[b] = 5 // request opcode
	b += 1

	xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
	b += 2

	xgb.Put32(buf[b:], uint32(Drawable))
	b += 4

	xgb.Put32(buf[b:], Count)
	b += 4

	for i := 0; i < int(len(Attachments)); i++ {
		xgb.Put32(buf[b:], Attachments[i])
		b += 4
	}
	b = xgb.Pad(b)

	return buf
}
Ejemplo n.º 4
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// ClientInfoListSize computes the size (bytes) of a list of ClientInfo values.
func ClientInfoListSize(list []ClientInfo) int {
	size := 0
	for _, item := range list {
		size += (8 + xgb.Pad((int(item.NumRanges) * 24)))
	}
	return size
}
Ejemplo n.º 5
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// DRI2BufferReadList reads a byte slice into a list of DRI2Buffer values.
func DRI2BufferReadList(buf []byte, dest []DRI2Buffer) int {
	b := 0
	for i := 0; i < len(dest); i++ {
		dest[i] = DRI2Buffer{}
		b += DRI2BufferRead(buf[b:], &dest[i])
	}
	return xgb.Pad(b)
}
Ejemplo n.º 6
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// RangeReadList reads a byte slice into a list of Range values.
func RangeReadList(buf []byte, dest []Range) int {
	b := 0
	for i := 0; i < len(dest); i++ {
		dest[i] = Range{}
		b += RangeRead(buf[b:], &dest[i])
	}
	return xgb.Pad(b)
}
Ejemplo n.º 7
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// ClientInfoReadList reads a byte slice into a list of ClientInfo values.
func ClientInfoReadList(buf []byte, dest []ClientInfo) int {
	b := 0
	for i := 0; i < len(dest); i++ {
		dest[i] = ClientInfo{}
		b += ClientInfoRead(buf[b:], &dest[i])
	}
	return xgb.Pad(b)
}
Ejemplo n.º 8
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// AttachFormatReadList reads a byte slice into a list of AttachFormat values.
func AttachFormatReadList(buf []byte, dest []AttachFormat) int {
	b := 0
	for i := 0; i < len(dest); i++ {
		dest[i] = AttachFormat{}
		b += AttachFormatRead(buf[b:], &dest[i])
	}
	return xgb.Pad(b)
}
Ejemplo n.º 9
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// Bytes writes a ExtRange value to a byte slice.
func (v ExtRange) Bytes() []byte {
	buf := make([]byte, 6)
	b := 0

	{
		structBytes := v.Major.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}

	{
		structBytes := v.Minor.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}

	return buf
}
Ejemplo n.º 10
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// AttachFormatListBytes writes a list of AttachFormat values to a byte slice.
func AttachFormatListBytes(buf []byte, list []AttachFormat) int {
	b := 0
	var structBytes []byte
	for _, item := range list {
		structBytes = item.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}
	return b
}
Ejemplo n.º 11
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// ExtRangeListBytes writes a list of ExtRange values to a byte slice.
func ExtRangeListBytes(buf []byte, list []ExtRange) int {
	b := 0
	var structBytes []byte
	for _, item := range list {
		structBytes = item.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}
	return b
}
Ejemplo n.º 12
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// DRI2BufferListBytes writes a list of DRI2Buffer values to a byte slice.
func DRI2BufferListBytes(buf []byte, list []DRI2Buffer) int {
	b := 0
	var structBytes []byte
	for _, item := range list {
		structBytes = item.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}
	return b
}
Ejemplo n.º 13
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// ClientInfoListBytes writes a list of ClientInfo values to a byte slice.
func ClientInfoListBytes(buf []byte, list []ClientInfo) int {
	b := 0
	var structBytes []byte
	for _, item := range list {
		structBytes = item.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}
	return b
}
Ejemplo n.º 14
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// Write request to wire for RegisterClients
// registerClientsRequest writes a RegisterClients request to a byte slice.
func registerClientsRequest(c *xgb.Conn, buf []byte, Context Context, ElementHeader ElementHeader, NumClientSpecs uint32, NumRanges uint32, ClientSpecs []ClientSpec, Ranges []Range) []byte {
	size := xgb.Pad(((20 + xgb.Pad((int(NumClientSpecs) * 4))) + xgb.Pad((int(NumRanges) * 24))))
	b := 0
	if cap(buf) >= size {
		buf = buf[:size]
	} else {
		buf = make([]byte, size)
	}

	buf[b] = c.Extensions["RECORD"]
	b += 1

	buf[b] = 2 // request opcode
	b += 1

	xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
	b += 2

	xgb.Put32(buf[b:], uint32(Context))
	b += 4

	buf[b] = byte(ElementHeader)
	b += 1

	b += 3 // padding

	xgb.Put32(buf[b:], NumClientSpecs)
	b += 4

	xgb.Put32(buf[b:], NumRanges)
	b += 4

	for i := 0; i < int(NumClientSpecs); i++ {
		xgb.Put32(buf[b:], uint32(ClientSpecs[i]))
		b += 4
	}
	b = xgb.Pad(b)

	b += RangeListBytes(buf[b:], Ranges)

	return buf
}
Ejemplo n.º 15
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// Write request to wire for Rectangles
// rectanglesRequest writes a Rectangles request to a byte slice.
func rectanglesRequest(c *xgb.Conn, buf []byte, Operation Op, DestinationKind Kind, Ordering byte, DestinationWindow xproto.Window, XOffset int16, YOffset int16, Rectangles []xproto.Rectangle) []byte {
	size := xgb.Pad((16 + xgb.Pad((len(Rectangles) * 8))))
	b := 0
	if cap(buf) >= size {
		buf = buf[:size]
	} else {
		buf = make([]byte, size)
	}

	buf[b] = c.Extensions["SHAPE"]
	b += 1

	buf[b] = 1 // request opcode
	b += 1

	xgb.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

	xgb.Put32(buf[b:], uint32(DestinationWindow))
	b += 4

	xgb.Put16(buf[b:], uint16(XOffset))
	b += 2

	xgb.Put16(buf[b:], uint16(YOffset))
	b += 2

	b += xproto.RectangleListBytes(buf[b:], Rectangles)

	return buf
}
Ejemplo n.º 16
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// connectReply reads a byte slice into a ConnectReply value.
func connectReply(buf []byte) *ConnectReply {
	v := new(ConnectReply)
	b := 1 // skip reply determinant

	b += 1 // padding

	v.Sequence = xgb.Get16(buf[b:])
	b += 2

	v.Length = xgb.Get32(buf[b:]) // 4-byte units
	b += 4

	v.DriverNameLength = xgb.Get32(buf[b:])
	b += 4

	v.DeviceNameLength = xgb.Get32(buf[b:])
	b += 4

	b += 16 // padding

	{
		byteString := make([]byte, v.DriverNameLength)
		copy(byteString[:v.DriverNameLength], buf[b:])
		v.DriverName = string(byteString)
		b += xgb.Pad(int(v.DriverNameLength))
	}

	v.AlignmentPad = make([]byte, (((int(v.DriverNameLength) + 3) & -4) - int(v.DriverNameLength)))
	copy(v.AlignmentPad[:(((int(v.DriverNameLength)+3)&-4)-int(v.DriverNameLength))], buf[b:])
	b += xgb.Pad(int((((int(v.DriverNameLength) + 3) & -4) - int(v.DriverNameLength))))

	{
		byteString := make([]byte, v.DeviceNameLength)
		copy(byteString[:v.DeviceNameLength], buf[b:])
		v.DeviceName = string(byteString)
		b += xgb.Pad(int(v.DeviceNameLength))
	}

	return v
}
Ejemplo n.º 17
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// Bytes writes a ClientInfo value to a byte slice.
func (v ClientInfo) Bytes() []byte {
	buf := make([]byte, (8 + xgb.Pad((int(v.NumRanges) * 24))))
	b := 0

	xgb.Put32(buf[b:], uint32(v.ClientResource))
	b += 4

	xgb.Put32(buf[b:], v.NumRanges)
	b += 4

	b += RangeListBytes(buf[b:], v.Ranges)

	return buf
}
Ejemplo n.º 18
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// enableContextReply reads a byte slice into a EnableContextReply value.
func enableContextReply(buf []byte) *EnableContextReply {
	v := new(EnableContextReply)
	b := 1 // skip reply determinant

	v.Category = buf[b]
	b += 1

	v.Sequence = xgb.Get16(buf[b:])
	b += 2

	v.Length = xgb.Get32(buf[b:]) // 4-byte units
	b += 4

	v.ElementHeader = ElementHeader(buf[b])
	b += 1

	if buf[b] == 1 {
		v.ClientSwapped = true
	} else {
		v.ClientSwapped = false
	}
	b += 1

	b += 2 // padding

	v.XidBase = xgb.Get32(buf[b:])
	b += 4

	v.ServerTime = xgb.Get32(buf[b:])
	b += 4

	v.RecSequenceNum = xgb.Get32(buf[b:])
	b += 4

	b += 8 // padding

	v.Data = make([]byte, (int(v.Length) * 4))
	copy(v.Data[:(int(v.Length)*4)], buf[b:])
	b += xgb.Pad(int((int(v.Length) * 4)))

	return v
}
Ejemplo n.º 19
0
// Bytes writes a Range value to a byte slice.
func (v Range) Bytes() []byte {
	buf := make([]byte, 24)
	b := 0

	{
		structBytes := v.CoreRequests.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}

	{
		structBytes := v.CoreReplies.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}

	{
		structBytes := v.ExtRequests.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}

	{
		structBytes := v.ExtReplies.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}

	{
		structBytes := v.DeliveredEvents.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}

	{
		structBytes := v.DeviceEvents.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}

	{
		structBytes := v.Errors.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}

	if v.ClientStarted {
		buf[b] = 1
	} else {
		buf[b] = 0
	}
	b += 1

	if v.ClientDied {
		buf[b] = 1
	} else {
		buf[b] = 0
	}
	b += 1

	return buf
}