// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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]
}
// 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]
}
// 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]
}
// 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]
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
// 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
}
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)
}