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Diffstat (limited to 'nexgb/randr')
-rw-r--r--nexgb/randr/randr.go199
1 files changed, 111 insertions, 88 deletions
diff --git a/nexgb/randr/randr.go b/nexgb/randr/randr.go
index db45a23..20dc62a 100644
--- a/nexgb/randr/randr.go
+++ b/nexgb/randr/randr.go
@@ -331,7 +331,7 @@ func (v CrtcChange) Bytes() []byte {
xgb.Put16(buf[b:], v.Height)
b += 2
- return buf
+ return buf[:b]
}
// CrtcChangeListBytes writes a list of CrtcChange values to a byte slice.
@@ -489,7 +489,7 @@ func (v ModeInfo) Bytes() []byte {
xgb.Put32(buf[b:], v.ModeFlags)
b += 4
- return buf
+ return buf[:b]
}
// ModeInfoListBytes writes a list of ModeInfo values to a byte slice.
@@ -504,6 +504,15 @@ func ModeInfoListBytes(buf []byte, list []ModeInfo) int {
return xgb.Pad(b)
}
+const (
+ NotifyCrtcChange = 0
+ NotifyOutputChange = 1
+ NotifyOutputProperty = 2
+ NotifyProviderChange = 3
+ NotifyProviderProperty = 4
+ NotifyResourceChange = 5
+)
+
// Notify is the event number for a NotifyEvent.
const Notify = 1
@@ -572,15 +581,6 @@ func init() {
xgb.NewExtEventFuncs["RANDR"][1] = NotifyEventNew
}
-const (
- NotifyCrtcChange = 0
- NotifyOutputChange = 1
- NotifyOutputProperty = 2
- NotifyProviderChange = 3
- NotifyProviderProperty = 4
- NotifyResourceChange = 5
-)
-
// NotifyDataUnion is a represention of the NotifyDataUnion union type.
// Note that to *create* a Union, you should *never* create
// this struct directly (unless you know what you're doing).
@@ -1034,7 +1034,7 @@ func (v OutputChange) Bytes() []byte {
buf[b] = v.SubpixelOrder
b += 1
- return buf
+ return buf[:b]
}
// OutputChangeListBytes writes a list of OutputChange values to a byte slice.
@@ -1114,7 +1114,7 @@ func (v OutputProperty) Bytes() []byte {
b += 11 // padding
- return buf
+ return buf[:b]
}
// OutputPropertyListBytes writes a list of OutputProperty values to a byte slice.
@@ -1197,7 +1197,7 @@ func (v ProviderChange) Bytes() []byte {
b += 16 // padding
- return buf
+ return buf[:b]
}
// ProviderChangeListBytes writes a list of ProviderChange values to a byte slice.
@@ -1277,7 +1277,7 @@ func (v ProviderProperty) Bytes() []byte {
b += 11 // padding
- return buf
+ return buf[:b]
}
// ProviderPropertyListBytes writes a list of ProviderProperty values to a byte slice.
@@ -1309,7 +1309,6 @@ func RefreshRatesRead(buf []byte, v *RefreshRates) int {
v.Rates[i] = xgb.Get16(buf[b:])
b += 2
}
- b = xgb.Pad(b)
return b
}
@@ -1336,9 +1335,8 @@ func (v RefreshRates) Bytes() []byte {
xgb.Put16(buf[b:], v.Rates[i])
b += 2
}
- b = xgb.Pad(b)
- return buf
+ return buf[:b]
}
// RefreshRatesListBytes writes a list of RefreshRates values to a byte slice.
@@ -1406,7 +1404,7 @@ func (v ResourceChange) Bytes() []byte {
b += 20 // padding
- return buf
+ return buf[:b]
}
// ResourceChangeListBytes writes a list of ResourceChange values to a byte slice.
@@ -1621,7 +1619,7 @@ func (v ScreenSize) Bytes() []byte {
xgb.Put16(buf[b:], v.Mheight)
b += 2
- return buf
+ return buf[:b]
}
// ScreenSizeListBytes writes a list of ScreenSize values to a byte slice.
@@ -1802,7 +1800,7 @@ func changeOutputPropertyRequest(c *xgb.Conn, Output Output, Property xproto.Ato
b += 4
copy(buf[b:], Data[:((int(NumUnits)*int(Format))/8)])
- b += xgb.Pad(int(((int(NumUnits) * int(Format)) / 8)))
+ b += int(((int(NumUnits) * int(Format)) / 8))
return buf
}
@@ -1877,7 +1875,7 @@ func changeProviderPropertyRequest(c *xgb.Conn, Provider Provider, Property xpro
b += 4
copy(buf[b:], Data[:(int(NumItems)*(int(Format)/8))])
- b += xgb.Pad(int((int(NumItems) * (int(Format) / 8))))
+ b += int((int(NumItems) * (int(Format) / 8)))
return buf
}
@@ -1957,7 +1955,6 @@ func configureOutputPropertyRequest(c *xgb.Conn, Output Output, Property xproto.
xgb.Put32(buf[b:], uint32(Values[i]))
b += 4
}
- b = xgb.Pad(b)
return buf
}
@@ -2037,7 +2034,6 @@ func configureProviderPropertyRequest(c *xgb.Conn, Provider Provider, Property x
xgb.Put32(buf[b:], uint32(Values[i]))
b += 4
}
- b = xgb.Pad(b)
return buf
}
@@ -2137,7 +2133,7 @@ func createModeRequest(c *xgb.Conn, Window xproto.Window, ModeInfo ModeInfo, Nam
}
copy(buf[b:], Name[:len(Name)])
- b += xgb.Pad(int(len(Name)))
+ b += int(len(Name))
return buf
}
@@ -2405,9 +2401,11 @@ type GetCrtcGammaReply struct {
// padding: 1 bytes
Size uint16
// padding: 22 bytes
- Red []uint16 // size: xgb.Pad((int(Size) * 2))
+ Red []uint16 // size: xgb.Pad((int(Size) * 2))
+ // alignment gap to multiple of 2
Green []uint16 // size: xgb.Pad((int(Size) * 2))
- Blue []uint16 // size: xgb.Pad((int(Size) * 2))
+ // alignment gap to multiple of 2
+ Blue []uint16 // size: xgb.Pad((int(Size) * 2))
}
// Reply blocks and returns the reply data for a GetCrtcGamma request.
@@ -2445,21 +2443,22 @@ func getCrtcGammaReply(buf []byte) *GetCrtcGammaReply {
v.Red[i] = xgb.Get16(buf[b:])
b += 2
}
- b = xgb.Pad(b)
+
+ b = (b + 1) & ^1 // alignment gap
v.Green = make([]uint16, v.Size)
for i := 0; i < int(v.Size); i++ {
v.Green[i] = xgb.Get16(buf[b:])
b += 2
}
- b = xgb.Pad(b)
+
+ b = (b + 1) & ^1 // alignment gap
v.Blue = make([]uint16, v.Size)
for i := 0; i < int(v.Size); i++ {
v.Blue[i] = xgb.Get16(buf[b:])
b += 2
}
- b = xgb.Pad(b)
return v
}
@@ -2620,7 +2619,8 @@ type GetCrtcInfoReply struct {
NumOutputs uint16
NumPossibleOutputs uint16
Outputs []Output // size: xgb.Pad((int(NumOutputs) * 4))
- Possible []Output // size: xgb.Pad((int(NumPossibleOutputs) * 4))
+ // alignment gap to multiple of 4
+ Possible []Output // size: xgb.Pad((int(NumPossibleOutputs) * 4))
}
// Reply blocks and returns the reply data for a GetCrtcInfo request.
@@ -2684,14 +2684,14 @@ func getCrtcInfoReply(buf []byte) *GetCrtcInfoReply {
v.Outputs[i] = Output(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
+
+ b = (b + 3) & ^3 // alignment gap
v.Possible = make([]Output, v.NumPossibleOutputs)
for i := 0; i < int(v.NumPossibleOutputs); i++ {
v.Possible[i] = Output(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
return v
}
@@ -2762,10 +2762,12 @@ type GetCrtcTransformReply struct {
PendingNparams uint16
CurrentLen uint16
CurrentNparams uint16
- PendingFilterName string // size: xgb.Pad((int(PendingLen) * 1))
+ PendingFilterName string // size: xgb.Pad((int(PendingLen) * 1))
+ // alignment gap to multiple of 4
PendingParams []render.Fixed // size: xgb.Pad((int(PendingNparams) * 4))
CurrentFilterName string // size: xgb.Pad((int(CurrentLen) * 1))
- CurrentParams []render.Fixed // size: xgb.Pad((int(CurrentNparams) * 4))
+ // alignment gap to multiple of 4
+ CurrentParams []render.Fixed // size: xgb.Pad((int(CurrentNparams) * 4))
}
// Reply blocks and returns the reply data for a GetCrtcTransform request.
@@ -2829,12 +2831,13 @@ func getCrtcTransformReply(buf []byte) *GetCrtcTransformReply {
b += int(v.PendingLen)
}
+ b = (b + 3) & ^3 // alignment gap
+
v.PendingParams = make([]render.Fixed, v.PendingNparams)
for i := 0; i < int(v.PendingNparams); i++ {
v.PendingParams[i] = render.Fixed(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
{
byteString := make([]byte, v.CurrentLen)
@@ -2843,12 +2846,13 @@ func getCrtcTransformReply(buf []byte) *GetCrtcTransformReply {
b += int(v.CurrentLen)
}
+ b = (b + 3) & ^3 // alignment gap
+
v.CurrentParams = make([]render.Fixed, v.CurrentNparams)
for i := 0; i < int(v.CurrentNparams); i++ {
v.CurrentParams[i] = render.Fixed(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
return v
}
@@ -2918,10 +2922,12 @@ type GetOutputInfoReply struct {
NumPreferred uint16
NumClones uint16
NameLen uint16
- Crtcs []Crtc // size: xgb.Pad((int(NumCrtcs) * 4))
- Modes []Mode // size: xgb.Pad((int(NumModes) * 4))
- Clones []Output // size: xgb.Pad((int(NumClones) * 4))
- Name []byte // size: xgb.Pad((int(NameLen) * 1))
+ Crtcs []Crtc // size: xgb.Pad((int(NumCrtcs) * 4))
+ // alignment gap to multiple of 4
+ Modes []Mode // size: xgb.Pad((int(NumModes) * 4))
+ // alignment gap to multiple of 4
+ Clones []Output // size: xgb.Pad((int(NumClones) * 4))
+ Name []byte // size: xgb.Pad((int(NameLen) * 1))
}
// Reply blocks and returns the reply data for a GetOutputInfo request.
@@ -2988,25 +2994,26 @@ func getOutputInfoReply(buf []byte) *GetOutputInfoReply {
v.Crtcs[i] = Crtc(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
+
+ b = (b + 3) & ^3 // alignment gap
v.Modes = make([]Mode, v.NumModes)
for i := 0; i < int(v.NumModes); i++ {
v.Modes[i] = Mode(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
+
+ b = (b + 3) & ^3 // alignment gap
v.Clones = make([]Output, v.NumClones)
for i := 0; i < int(v.NumClones); i++ {
v.Clones[i] = Output(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
v.Name = make([]byte, v.NameLen)
copy(v.Name[:v.NameLen], buf[b:])
- b += xgb.Pad(int(v.NameLen))
+ b += int(v.NameLen)
return v
}
@@ -3202,7 +3209,7 @@ func getOutputPropertyReply(buf []byte) *GetOutputPropertyReply {
v.Data = make([]byte, (int(v.NumItems) * (int(v.Format) / 8)))
copy(v.Data[:(int(v.NumItems)*(int(v.Format)/8))], buf[b:])
- b += xgb.Pad(int((int(v.NumItems) * (int(v.Format) / 8))))
+ b += int((int(v.NumItems) * (int(v.Format) / 8)))
return v
}
@@ -3433,11 +3440,14 @@ type GetProviderInfoReply struct {
NumAssociatedProviders uint16
NameLen uint16
// padding: 8 bytes
- Crtcs []Crtc // size: xgb.Pad((int(NumCrtcs) * 4))
- Outputs []Output // size: xgb.Pad((int(NumOutputs) * 4))
- AssociatedProviders []Provider // size: xgb.Pad((int(NumAssociatedProviders) * 4))
- AssociatedCapability []uint32 // size: xgb.Pad((int(NumAssociatedProviders) * 4))
- Name string // size: xgb.Pad((int(NameLen) * 1))
+ Crtcs []Crtc // size: xgb.Pad((int(NumCrtcs) * 4))
+ // alignment gap to multiple of 4
+ Outputs []Output // size: xgb.Pad((int(NumOutputs) * 4))
+ // alignment gap to multiple of 4
+ AssociatedProviders []Provider // size: xgb.Pad((int(NumAssociatedProviders) * 4))
+ // alignment gap to multiple of 4
+ AssociatedCapability []uint32 // size: xgb.Pad((int(NumAssociatedProviders) * 4))
+ Name string // size: xgb.Pad((int(NameLen) * 1))
}
// Reply blocks and returns the reply data for a GetProviderInfo request.
@@ -3491,28 +3501,30 @@ func getProviderInfoReply(buf []byte) *GetProviderInfoReply {
v.Crtcs[i] = Crtc(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
+
+ b = (b + 3) & ^3 // alignment gap
v.Outputs = make([]Output, v.NumOutputs)
for i := 0; i < int(v.NumOutputs); i++ {
v.Outputs[i] = Output(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
+
+ b = (b + 3) & ^3 // alignment gap
v.AssociatedProviders = make([]Provider, v.NumAssociatedProviders)
for i := 0; i < int(v.NumAssociatedProviders); i++ {
v.AssociatedProviders[i] = Provider(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
+
+ b = (b + 3) & ^3 // alignment gap
v.AssociatedCapability = make([]uint32, v.NumAssociatedProviders)
for i := 0; i < int(v.NumAssociatedProviders); i++ {
v.AssociatedCapability[i] = xgb.Get32(buf[b:])
b += 4
}
- b = xgb.Pad(b)
{
byteString := make([]byte, v.NameLen)
@@ -3627,7 +3639,7 @@ func getProviderPropertyReply(buf []byte) *GetProviderPropertyReply {
v.Data = make([]byte, (int(v.NumItems) * (int(v.Format) / 8)))
copy(v.Data[:(int(v.NumItems)*(int(v.Format)/8))], buf[b:])
- b += xgb.Pad(int((int(v.NumItems) * (int(v.Format) / 8))))
+ b += int((int(v.NumItems) * (int(v.Format) / 8)))
return v
}
@@ -3758,7 +3770,6 @@ func getProvidersReply(buf []byte) *GetProvidersReply {
v.Providers[i] = Provider(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
return v
}
@@ -3826,7 +3837,8 @@ type GetScreenInfoReply struct {
Rate uint16
NInfo uint16
// padding: 2 bytes
- Sizes []ScreenSize // size: xgb.Pad((int(NSizes) * 8))
+ Sizes []ScreenSize // size: xgb.Pad((int(NSizes) * 8))
+ // alignment gap to multiple of 2
Rates []RefreshRates // size: RefreshRatesListSize(Rates)
}
@@ -3885,6 +3897,8 @@ func getScreenInfoReply(buf []byte) *GetScreenInfoReply {
v.Sizes = make([]ScreenSize, v.NSizes)
b += ScreenSizeReadList(buf[b:], v.Sizes)
+ b = (b + 1) & ^1 // alignment gap
+
v.Rates = make([]RefreshRates, (int(v.NInfo) - int(v.NSizes)))
b += RefreshRatesReadList(buf[b:], v.Rates)
@@ -3952,10 +3966,12 @@ type GetScreenResourcesReply struct {
NumModes uint16
NamesLen uint16
// padding: 8 bytes
- Crtcs []Crtc // size: xgb.Pad((int(NumCrtcs) * 4))
- Outputs []Output // size: xgb.Pad((int(NumOutputs) * 4))
- Modes []ModeInfo // size: xgb.Pad((int(NumModes) * 32))
- Names []byte // size: xgb.Pad((int(NamesLen) * 1))
+ Crtcs []Crtc // size: xgb.Pad((int(NumCrtcs) * 4))
+ // alignment gap to multiple of 4
+ Outputs []Output // size: xgb.Pad((int(NumOutputs) * 4))
+ // alignment gap to multiple of 4
+ Modes []ModeInfo // size: xgb.Pad((int(NumModes) * 32))
+ Names []byte // size: xgb.Pad((int(NamesLen) * 1))
}
// Reply blocks and returns the reply data for a GetScreenResources request.
@@ -4008,21 +4024,23 @@ func getScreenResourcesReply(buf []byte) *GetScreenResourcesReply {
v.Crtcs[i] = Crtc(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
+
+ b = (b + 3) & ^3 // alignment gap
v.Outputs = make([]Output, v.NumOutputs)
for i := 0; i < int(v.NumOutputs); i++ {
v.Outputs[i] = Output(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
+
+ b = (b + 3) & ^3 // alignment gap
v.Modes = make([]ModeInfo, v.NumModes)
b += ModeInfoReadList(buf[b:], v.Modes)
v.Names = make([]byte, v.NamesLen)
copy(v.Names[:v.NamesLen], buf[b:])
- b += xgb.Pad(int(v.NamesLen))
+ b += int(v.NamesLen)
return v
}
@@ -4088,10 +4106,12 @@ type GetScreenResourcesCurrentReply struct {
NumModes uint16
NamesLen uint16
// padding: 8 bytes
- Crtcs []Crtc // size: xgb.Pad((int(NumCrtcs) * 4))
- Outputs []Output // size: xgb.Pad((int(NumOutputs) * 4))
- Modes []ModeInfo // size: xgb.Pad((int(NumModes) * 32))
- Names []byte // size: xgb.Pad((int(NamesLen) * 1))
+ Crtcs []Crtc // size: xgb.Pad((int(NumCrtcs) * 4))
+ // alignment gap to multiple of 4
+ Outputs []Output // size: xgb.Pad((int(NumOutputs) * 4))
+ // alignment gap to multiple of 4
+ Modes []ModeInfo // size: xgb.Pad((int(NumModes) * 32))
+ Names []byte // size: xgb.Pad((int(NamesLen) * 1))
}
// Reply blocks and returns the reply data for a GetScreenResourcesCurrent request.
@@ -4144,21 +4164,23 @@ func getScreenResourcesCurrentReply(buf []byte) *GetScreenResourcesCurrentReply
v.Crtcs[i] = Crtc(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
+
+ b = (b + 3) & ^3 // alignment gap
v.Outputs = make([]Output, v.NumOutputs)
for i := 0; i < int(v.NumOutputs); i++ {
v.Outputs[i] = Output(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
+
+ b = (b + 3) & ^3 // alignment gap
v.Modes = make([]ModeInfo, v.NumModes)
b += ModeInfoReadList(buf[b:], v.Modes)
v.Names = make([]byte, v.NamesLen)
copy(v.Names[:v.NamesLen], buf[b:])
- b += xgb.Pad(int(v.NamesLen))
+ b += int(v.NamesLen)
return v
}
@@ -4360,7 +4382,6 @@ func listOutputPropertiesReply(buf []byte) *ListOutputPropertiesReply {
v.Atoms[i] = xproto.Atom(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
return v
}
@@ -4459,7 +4480,6 @@ func listProviderPropertiesReply(buf []byte) *ListProviderPropertiesReply {
v.Atoms[i] = xproto.Atom(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
return v
}
@@ -4578,7 +4598,6 @@ func queryOutputPropertyReply(buf []byte) *QueryOutputPropertyReply {
v.ValidValues[i] = int32(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
return v
}
@@ -4700,7 +4719,6 @@ func queryProviderPropertyReply(buf []byte) *QueryProviderPropertyReply {
v.ValidValues[i] = int32(xgb.Get32(buf[b:]))
b += 4
}
- b = xgb.Pad(b)
return v
}
@@ -5001,7 +5019,6 @@ func setCrtcConfigRequest(c *xgb.Conn, Crtc Crtc, Timestamp xproto.Timestamp, Co
xgb.Put32(buf[b:], uint32(Outputs[i]))
b += 4
}
- b = xgb.Pad(b)
return buf
}
@@ -5042,7 +5059,7 @@ func (cook SetCrtcGammaCookie) Check() error {
// Write request to wire for SetCrtcGamma
// setCrtcGammaRequest writes a SetCrtcGamma request to a byte slice.
func setCrtcGammaRequest(c *xgb.Conn, Crtc Crtc, Size uint16, Red []uint16, Green []uint16, Blue []uint16) []byte {
- size := xgb.Pad((((12 + xgb.Pad((int(Size) * 2))) + xgb.Pad((int(Size) * 2))) + xgb.Pad((int(Size) * 2))))
+ size := xgb.Pad((((((12 + xgb.Pad((int(Size) * 2))) + 2) + xgb.Pad((int(Size) * 2))) + 2) + xgb.Pad((int(Size) * 2))))
b := 0
buf := make([]byte, size)
@@ -5052,7 +5069,7 @@ func setCrtcGammaRequest(c *xgb.Conn, Crtc Crtc, Size uint16, Red []uint16, Gree
buf[b] = 24 // request opcode
b += 1
- xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+ blen := b
b += 2
xgb.Put32(buf[b:], uint32(Crtc))
@@ -5067,21 +5084,24 @@ func setCrtcGammaRequest(c *xgb.Conn, Crtc Crtc, Size uint16, Red []uint16, Gree
xgb.Put16(buf[b:], Red[i])
b += 2
}
- b = xgb.Pad(b)
+
+ b = (b + 1) & ^1 // alignment gap
for i := 0; i < int(Size); i++ {
xgb.Put16(buf[b:], Green[i])
b += 2
}
- b = xgb.Pad(b)
+
+ b = (b + 1) & ^1 // alignment gap
for i := 0; i < int(Size); i++ {
xgb.Put16(buf[b:], Blue[i])
b += 2
}
- b = xgb.Pad(b)
- return buf
+ b = xgb.Pad(b)
+ xgb.Put16(buf[blen:], uint16(b/4)) // write request size in 4-byte units
+ return buf[:b]
}
// SetCrtcTransformCookie is a cookie used only for SetCrtcTransform requests.
@@ -5120,7 +5140,7 @@ func (cook SetCrtcTransformCookie) Check() error {
// Write request to wire for SetCrtcTransform
// setCrtcTransformRequest writes a SetCrtcTransform request to a byte slice.
func setCrtcTransformRequest(c *xgb.Conn, Crtc Crtc, Transform render.Transform, FilterLen uint16, FilterName string, FilterParams []render.Fixed) []byte {
- size := xgb.Pad(((48 + xgb.Pad((int(FilterLen) * 1))) + xgb.Pad((len(FilterParams) * 4))))
+ size := xgb.Pad((((48 + xgb.Pad((int(FilterLen) * 1))) + 4) + xgb.Pad((len(FilterParams) * 4))))
b := 0
buf := make([]byte, size)
@@ -5130,7 +5150,7 @@ func setCrtcTransformRequest(c *xgb.Conn, Crtc Crtc, Transform render.Transform,
buf[b] = 26 // request opcode
b += 1
- xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
+ blen := b
b += 2
xgb.Put32(buf[b:], uint32(Crtc))
@@ -5148,15 +5168,18 @@ func setCrtcTransformRequest(c *xgb.Conn, Crtc Crtc, Transform render.Transform,
b += 2 // padding
copy(buf[b:], FilterName[:FilterLen])
- b += xgb.Pad(int(FilterLen))
+ b += int(FilterLen)
+
+ b = (b + 3) & ^3 // alignment gap
for i := 0; i < int(len(FilterParams)); i++ {
xgb.Put32(buf[b:], uint32(FilterParams[i]))
b += 4
}
- b = xgb.Pad(b)
- return buf
+ b = xgb.Pad(b)
+ xgb.Put16(buf[blen:], uint16(b/4)) // write request size in 4-byte units
+ return buf[:b]
}
// SetOutputPrimaryCookie is a cookie used only for SetOutputPrimary requests.
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-11-25 07:17:14 +0000