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// SPDX-FileCopyrightText: 2022 UnionTech Software Technology Co., Ltd.
//
// SPDX-License-Identifier: GPL-3.0-or-later
package shm
import "github.com/linuxdeepin/go-x11-client"
type CompletionEvent struct {
Sequence uint16
}
func readCompletionEvent(r *x.Reader, v *CompletionEvent) error {
if !r.RemainAtLeast4b(1) {
return x.ErrDataLenShort
}
_, v.Sequence = r.ReadEventHeader()
return nil
}
// #WREQ
func encodeQueryVersion() (b x.RequestBody) {
return
}
type QueryVersionReply struct {
SharedPixmaps bool
MajorVersion uint16
MinorVersion uint16
Uid uint16
Gid uint16
PixmapFormat uint8
}
func readQueryVersionReply(r *x.Reader, v *QueryVersionReply) error {
if !r.RemainAtLeast4b(5) {
return x.ErrDataLenShort
}
sharedPixmaps, _ := r.ReadReplyHeader()
v.SharedPixmaps = x.Uint8ToBool(sharedPixmaps)
v.MajorVersion = r.Read2b()
v.MinorVersion = r.Read2b()
v.Uid = r.Read2b()
v.Gid = r.Read2b()
v.PixmapFormat = r.Read1b() // 5
return nil
}
// #WREQ
func encodeAttach(shmSeg Seg, shmId uint32, readOnly bool) (b x.RequestBody) {
b.AddBlock(3).
Write4b(uint32(shmSeg)).
Write4b(shmId).
WriteBool(readOnly).
WritePad(3).
End()
return
}
// #WREQ
func encodeDetach(shmSeg Seg) (b x.RequestBody) {
b.AddBlock(1).
Write4b(uint32(shmSeg)).
End()
return
}
// #WREQ
func encodePutImage(drawable x.Drawable, gc x.GContext, totalWidth,
totalHeight, srcX, srcY, srcWidth, srcHeight uint16, dstX, dstY int16,
depth, format uint8, sendEvent bool, shmSeg Seg, offset uint32) (b x.RequestBody) {
b.AddBlock(9).
Write4b(uint32(drawable)).
Write4b(uint32(gc)).
Write2b(totalWidth).
Write2b(totalHeight).
Write2b(srcX).
Write2b(srcY).
Write2b(srcWidth).
Write2b(srcHeight).
Write2b(uint16(dstX)).
Write2b(uint16(dstY)).
Write1b(depth).
Write1b(format).
WriteBool(sendEvent).
WritePad(1).
Write4b(uint32(shmSeg)).
Write4b(offset).
End()
return
}
// #WREQ
func encodeGetImage(drawable x.Drawable, X, y int16, width, height uint16,
planeMask uint32, format uint8, shmSeg Seg, offset uint32) (b x.RequestBody) {
b.AddBlock(7).
Write4b(uint32(drawable)).
Write2b(uint16(X)).
Write2b(uint16(y)).
Write2b(width).
Write2b(height).
Write4b(planeMask).
Write1b(format).
WritePad(3).
Write4b(uint32(shmSeg)).
Write4b(offset).
End()
return
}
type GetImageReply struct {
Depth uint8
Visual x.VisualID
Size uint32
}
func readGetImageReply(r *x.Reader, v *GetImageReply) error {
if !r.RemainAtLeast4b(4) {
return x.ErrDataLenShort
}
v.Depth, _ = r.ReadReplyHeader()
v.Visual = x.VisualID(r.Read4b())
v.Size = r.Read4b() // 4
return nil
}
// #WREQ
func encodeCreatePixmap(pid x.Pixmap, drawable x.Drawable,
width, height uint16, depth uint8, shmSeg Seg, offset uint32) (b x.RequestBody) {
b.AddBlock(6).
Write4b(uint32(pid)).
Write4b(uint32(drawable)).
Write2b(width).
Write2b(height).
Write1b(depth).
WritePad(3).
Write4b(uint32(shmSeg)).
Write4b(offset).
End()
return
}
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