Example #1
0
File: dri2.go Project: varialus/xgb
// Write request to wire for WaitSBC
// waitSBCRequest writes a WaitSBC request to a byte slice.
func waitSBCRequest(c *xgb.Conn, Drawable xproto.Drawable, TargetSbcHi uint32, TargetSbcLo uint32) []byte {
	size := 16
	b := 0
	buf := make([]byte, size)

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

	buf[b] = 11 // 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:], TargetSbcHi)
	b += 4

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

	return buf
}
Example #2
0
// Write request to wire for Create
// createRequest writes a Create request to a byte slice.
func createRequest(c *xgb.Conn, Damage Damage, Drawable xproto.Drawable, Level byte) []byte {
	size := 16
	b := 0
	buf := make([]byte, size)

	c.ExtLock.RLock()
	buf[b] = c.Extensions["DAMAGE"]
	c.ExtLock.RUnlock()
	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

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

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

	buf[b] = Level
	b += 1

	b += 3 // padding

	return buf
}
Example #3
0
// Write request to wire for Subtract
// subtractRequest writes a Subtract request to a byte slice.
func subtractRequest(c *xgb.Conn, Damage Damage, Repair xfixes.Region, Parts xfixes.Region) []byte {
	size := 16
	b := 0
	buf := make([]byte, size)

	c.ExtLock.RLock()
	buf[b] = c.Extensions["DAMAGE"]
	c.ExtLock.RUnlock()
	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(Damage))
	b += 4

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

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

	return buf
}
Example #4
0
File: xvmc.go Project: varialus/xgb
// Write request to wire for CreateContext
// createContextRequest writes a CreateContext request to a byte slice.
func createContextRequest(c *xgb.Conn, ContextId Context, PortId xv.Port, SurfaceId Surface, 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

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

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

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

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

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

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

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

	return buf
}
Example #5
0
// Write request to wire for UnregisterClients
// unregisterClientsRequest writes a UnregisterClients request to a byte slice.
func unregisterClientsRequest(c *xgb.Conn, Context Context, NumClientSpecs uint32, ClientSpecs []ClientSpec) []byte {
	size := xgb.Pad((12 + xgb.Pad((int(NumClientSpecs) * 4))))
	b := 0
	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
}
Example #6
0
// Write request to wire for GetBuffersWithFormat
// getBuffersWithFormatRequest writes a GetBuffersWithFormat request to a byte slice.
func getBuffersWithFormatRequest(c *xgb.Conn, Drawable xproto.Drawable, Count uint32, Attachments []AttachFormat) []byte {
	size := xgb.Pad((12 + xgb.Pad((len(Attachments) * 8))))
	b := 0
	buf := make([]byte, size)

	c.ExtLock.RLock()
	buf[b] = c.Extensions["DRI2"]
	c.ExtLock.RUnlock()
	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
}
Example #7
0
File: xvmc.go Project: varialus/xgb
// Bytes writes a SurfaceInfo value to a byte slice.
func (v SurfaceInfo) Bytes() []byte {
	buf := make([]byte, 24)
	b := 0

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

	xgb.Put16(buf[b:], v.ChromaFormat)
	b += 2

	xgb.Put16(buf[b:], v.Pad0)
	b += 2

	xgb.Put16(buf[b:], v.MaxWidth)
	b += 2

	xgb.Put16(buf[b:], v.MaxHeight)
	b += 2

	xgb.Put16(buf[b:], v.SubpictureMaxWidth)
	b += 2

	xgb.Put16(buf[b:], v.SubpictureMaxHeight)
	b += 2

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

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

	return buf
}
Example #8
0
// Write request to wire for CreateSubpicture
// createSubpictureRequest writes a CreateSubpicture request to a byte slice.
func createSubpictureRequest(c *xgb.Conn, SubpictureId Subpicture, Context Context, XvimageId uint32, Width uint16, Height uint16) []byte {
	size := 20
	b := 0
	buf := make([]byte, size)

	c.ExtLock.RLock()
	buf[b] = c.Extensions["XVideo-MotionCompensation"]
	c.ExtLock.RUnlock()
	b += 1

	buf[b] = 6 // 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(SubpictureId))
	b += 4

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

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

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

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

	return buf
}
Example #9
0
// Write request to wire for CreateContext
// createContextRequest writes a CreateContext request to a byte slice.
func createContextRequest(c *xgb.Conn, Screen uint32, Visual uint32, Context uint32) []byte {
	size := 16
	b := 0
	buf := make([]byte, size)

	buf[b] = c.Extensions["XFREE86-DRI"]
	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:], Screen)
	b += 4

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

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

	return buf
}
Example #10
0
File: shm.go Project: varialus/xgb
// Bytes writes a CompletionEvent value to a byte slice.
func (v CompletionEvent) Bytes() []byte {
	buf := make([]byte, 32)
	b := 0

	// write event number
	buf[b] = 0
	b += 1

	b += 1 // padding

	b += 2 // skip sequence number

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

	xgb.Put16(buf[b:], v.MinorEvent)
	b += 2

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

	b += 1 // padding

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

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

	return buf
}
Example #11
0
File: dri2.go Project: varialus/xgb
// Write request to wire for CopyRegion
// copyRegionRequest writes a CopyRegion request to a byte slice.
func copyRegionRequest(c *xgb.Conn, Drawable xproto.Drawable, Region uint32, Dest uint32, Src uint32) []byte {
	size := 20
	b := 0
	buf := make([]byte, size)

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

	buf[b] = 6 // 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:], Region)
	b += 4

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

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

	return buf
}
Example #12
0
File: xvmc.go Project: varialus/xgb
// Write request to wire for CreateSubpicture
// createSubpictureRequest writes a CreateSubpicture request to a byte slice.
func createSubpictureRequest(c *xgb.Conn, SubpictureId Subpicture, Context Context, 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

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

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

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

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

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

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

	return buf
}
Example #13
0
// Write request to wire for CreateSegment
// createSegmentRequest writes a CreateSegment request to a byte slice.
func createSegmentRequest(c *xgb.Conn, Shmseg Seg, Size uint32, ReadOnly bool) []byte {
	size := 16
	b := 0
	buf := make([]byte, size)

	c.ExtLock.RLock()
	buf[b] = c.Extensions["MIT-SHM"]
	c.ExtLock.RUnlock()
	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(Shmseg))
	b += 4

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

	if ReadOnly {
		buf[b] = 1
	} else {
		buf[b] = 0
	}
	b += 1

	b += 3 // padding

	return buf
}
Example #14
0
File: shm.go Project: varialus/xgb
// Write request to wire for Attach
// attachRequest writes a Attach request to a byte slice.
func attachRequest(c *xgb.Conn, Shmseg Seg, 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

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

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

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

	if ReadOnly {
		buf[b] = 1
	} else {
		buf[b] = 0
	}
	b += 1

	b += 3 // padding

	return buf
}
Example #15
0
File: dri2.go Project: varialus/xgb
// Write request to wire for GetBuffers
// getBuffersRequest writes a GetBuffers request to a byte slice.
func getBuffersRequest(c *xgb.Conn, Drawable xproto.Drawable, Count uint32, Attachments []uint32) []byte {
	size := xgb.Pad((12 + xgb.Pad((len(Attachments) * 4))))
	b := 0
	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
}
Example #16
0
// Write request to wire for QueryResourceBytes
// queryResourceBytesRequest writes a QueryResourceBytes request to a byte slice.
func queryResourceBytesRequest(c *xgb.Conn, Client uint32, NumSpecs uint32, Specs []ResourceIdSpec) []byte {
	size := xgb.Pad((12 + xgb.Pad((int(NumSpecs) * 8))))
	b := 0
	buf := make([]byte, size)

	c.ExtLock.RLock()
	buf[b] = c.Extensions["X-Resource"]
	c.ExtLock.RUnlock()
	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:], Client)
	b += 4

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

	b += ResourceIdSpecListBytes(buf[b:], Specs)

	return buf
}
Example #17
0
File: dri2.go Project: varialus/xgb
// Bytes writes a AttachFormat value to a byte slice.
func (v AttachFormat) Bytes() []byte {
	buf := make([]byte, 8)
	b := 0

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

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

	return buf
}
Example #18
0
// Write request to wire for SetAttributes
// setAttributesRequest writes a SetAttributes request to a byte slice.
func setAttributesRequest(c *xgb.Conn, Drawable xproto.Drawable, X int16, Y int16, Width uint16, Height uint16, BorderWidth uint16, Class byte, Depth byte, Visual xproto.Visualid, ValueMask uint32, ValueList []uint32) []byte {
	size := xgb.Pad((24 + (4 + xgb.Pad((4 * xgb.PopCount(int(ValueMask)))))))
	b := 0
	buf := make([]byte, size)

	c.ExtLock.RLock()
	buf[b] = c.Extensions["MIT-SCREEN-SAVER"]
	c.ExtLock.RUnlock()
	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(Drawable))
	b += 4

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

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

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

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

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

	buf[b] = Class
	b += 1

	buf[b] = Depth
	b += 1

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

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

	return buf
}
Example #19
0
// Bytes writes a Client value to a byte slice.
func (v Client) Bytes() []byte {
	buf := make([]byte, 8)
	b := 0

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

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

	return buf[:b]
}
Example #20
0
// Bytes writes a Type value to a byte slice.
func (v Type) Bytes() []byte {
	buf := make([]byte, 8)
	b := 0

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

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

	return buf[:b]
}
Example #21
0
// Bytes writes a ResourceIdSpec value to a byte slice.
func (v ResourceIdSpec) Bytes() []byte {
	buf := make([]byte, 8)
	b := 0

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

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

	return buf[:b]
}
Example #22
0
// Bytes writes a ClientIdSpec value to a byte slice.
func (v ClientIdSpec) Bytes() []byte {
	buf := make([]byte, 8)
	b := 0

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

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

	return buf[:b]
}
Example #23
0
// 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
}
Example #24
0
// Write request to wire for Send
// sendRequest writes a Send request to a byte slice.
func sendRequest(c *xgb.Conn, Event Event, 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

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

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

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

	b += 64 // padding

	return buf
}
Example #25
0
// Write request to wire for UnredirectWindow
// unredirectWindowRequest writes a UnredirectWindow request to a byte slice.
func unredirectWindowRequest(c *xgb.Conn, Window xproto.Window, Update byte) []byte {
	size := 12
	b := 0
	buf := make([]byte, size)

	c.ExtLock.RLock()
	buf[b] = c.Extensions["Composite"]
	c.ExtLock.RUnlock()
	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(Window))
	b += 4

	buf[b] = Update
	b += 1

	b += 3 // padding

	return buf
}
Example #26
0
// Write request to wire for SelectInput
// selectInputRequest writes a SelectInput request to a byte slice.
func selectInputRequest(c *xgb.Conn, DestinationWindow xproto.Window, 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

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

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

	if Enable {
		buf[b] = 1
	} else {
		buf[b] = 0
	}
	b += 1

	b += 3 // padding

	return buf
}
Example #27
0
// Write request to wire for Offset
// offsetRequest writes a Offset request to a byte slice.
func offsetRequest(c *xgb.Conn, DestinationKind Kind, DestinationWindow xproto.Window, 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

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

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

	b += 3 // 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

	return buf
}
Example #28
0
// Write request to wire for GetRectangles
// getRectanglesRequest writes a GetRectangles request to a byte slice.
func getRectanglesRequest(c *xgb.Conn, Window xproto.Window, SourceKind Kind) []byte {
	size := 12
	b := 0
	buf := make([]byte, size)

	c.ExtLock.RLock()
	buf[b] = c.Extensions["SHAPE"]
	c.ExtLock.RUnlock()
	b += 1

	buf[b] = 8 // 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(Window))
	b += 4

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

	b += 3 // padding

	return buf
}
Example #29
0
// Write request to wire for GetImage
// getImageRequest writes a GetImage request to a byte slice.
func getImageRequest(c *xgb.Conn, Drawable xproto.Drawable, X int16, Y int16, Width uint16, Height uint16, PlaneMask uint32, Format byte, Shmseg Seg, Offset uint32) []byte {
	size := 32
	b := 0
	buf := make([]byte, size)

	c.ExtLock.RLock()
	buf[b] = c.Extensions["MIT-SHM"]
	c.ExtLock.RUnlock()
	b += 1

	buf[b] = 4 // 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.Put16(buf[b:], uint16(X))
	b += 2

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

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

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

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

	buf[b] = Format
	b += 1

	b += 3 // padding

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

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

	return buf
}
Example #30
0
func (a *atomic) ChangeProp32(w xproto.Window, prop, typ string, data ...uint) error {
	buf := make([]byte, len(data)*4)
	for i, datum := range data {
		xgb.Put32(buf[(i*4):], uint32(datum))
	}

	return a.ChangeProp(w, 32, prop, typ, buf)
}