1295 lines
36 KiB
Go
1295 lines
36 KiB
Go
// Package xf86dri is the X client API for the XFree86-DRI extension.
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package xf86dri
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// This file is automatically generated from xf86dri.xml. Edit at your peril!
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import (
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xgb "janouch.name/haven/nexgb"
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"janouch.name/haven/nexgb/xproto"
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)
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const (
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MajorVersion = 4
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MinorVersion = 1
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)
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// Init must be called before using the XFree86-DRI extension.
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func Init(c *xgb.Conn) error {
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reply, err := xproto.QueryExtension(c, 11, "XFree86-DRI").Reply()
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switch {
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case err != nil:
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return err
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case !reply.Present:
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return xgb.Errorf("No extension named XFree86-DRI could be found on on the server.")
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}
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c.ExtLock.Lock()
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c.Extensions["XFree86-DRI"] = reply.MajorOpcode
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c.ExtLock.Unlock()
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for evNum, fun := range xgb.NewExtEventFuncs["XFree86-DRI"] {
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xgb.NewEventFuncs[int(reply.FirstEvent)+evNum] = fun
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}
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for errNum, fun := range xgb.NewExtErrorFuncs["XFree86-DRI"] {
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xgb.NewErrorFuncs[int(reply.FirstError)+errNum] = fun
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}
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return nil
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}
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func init() {
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xgb.NewExtEventFuncs["XFree86-DRI"] = make(map[int]xgb.NewEventFun)
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xgb.NewExtErrorFuncs["XFree86-DRI"] = make(map[int]xgb.NewErrorFun)
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}
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type DrmClipRect struct {
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X1 int16
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Y1 int16
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X2 int16
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X3 int16
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}
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// DrmClipRectRead reads a byte slice into a DrmClipRect value.
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func DrmClipRectRead(buf []byte, v *DrmClipRect) int {
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b := 0
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v.X1 = int16(xgb.Get16(buf[b:]))
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b += 2
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v.Y1 = int16(xgb.Get16(buf[b:]))
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b += 2
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v.X2 = int16(xgb.Get16(buf[b:]))
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b += 2
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v.X3 = int16(xgb.Get16(buf[b:]))
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b += 2
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return b
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}
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// DrmClipRectReadList reads a byte slice into a list of DrmClipRect values.
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func DrmClipRectReadList(buf []byte, dest []DrmClipRect) int {
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b := 0
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for i := 0; i < len(dest); i++ {
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dest[i] = DrmClipRect{}
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b += DrmClipRectRead(buf[b:], &dest[i])
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}
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return xgb.Pad(b)
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}
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// Bytes writes a DrmClipRect value to a byte slice.
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func (v DrmClipRect) Bytes() []byte {
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buf := make([]byte, 8)
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b := 0
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xgb.Put16(buf[b:], uint16(v.X1))
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b += 2
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xgb.Put16(buf[b:], uint16(v.Y1))
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b += 2
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xgb.Put16(buf[b:], uint16(v.X2))
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b += 2
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xgb.Put16(buf[b:], uint16(v.X3))
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b += 2
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return buf[:b]
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}
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// DrmClipRectListBytes writes a list of DrmClipRect values to a byte slice.
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func DrmClipRectListBytes(buf []byte, list []DrmClipRect) int {
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b := 0
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var structBytes []byte
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for _, item := range list {
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structBytes = item.Bytes()
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copy(buf[b:], structBytes)
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b += len(structBytes)
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}
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return xgb.Pad(b)
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}
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// Skipping definition for base type 'Bool'
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// Skipping definition for base type 'Byte'
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// Skipping definition for base type 'Card8'
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// Skipping definition for base type 'Char'
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// Skipping definition for base type 'Void'
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// Skipping definition for base type 'Double'
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// Skipping definition for base type 'Float'
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// Skipping definition for base type 'Int16'
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// Skipping definition for base type 'Int32'
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// Skipping definition for base type 'Int8'
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// Skipping definition for base type 'Card16'
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// Skipping definition for base type 'Card32'
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// AuthConnectionCookie is a cookie used only for AuthConnection requests.
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type AuthConnectionCookie struct {
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*xgb.Cookie
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}
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// AuthConnection sends a checked request.
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// If an error occurs, it will be returned with the reply by calling AuthConnectionCookie.Reply.
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func AuthConnection(c *xgb.Conn, Screen, Magic uint32) AuthConnectionCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XFree86-DRI"]; !ok {
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panic("Cannot issue request 'AuthConnection' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(true, true)
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c.NewRequest(authConnectionRequest(c, Screen, Magic), cookie)
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return AuthConnectionCookie{cookie}
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}
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// AuthConnectionUnchecked sends an unchecked request.
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// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
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func AuthConnectionUnchecked(c *xgb.Conn, Screen, Magic uint32) AuthConnectionCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XFree86-DRI"]; !ok {
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panic("Cannot issue request 'AuthConnection' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(false, true)
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c.NewRequest(authConnectionRequest(c, Screen, Magic), cookie)
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return AuthConnectionCookie{cookie}
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}
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// AuthConnectionReply represents the data returned from a AuthConnection request.
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type AuthConnectionReply struct {
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Sequence uint16 // sequence number of the request for this reply
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Length uint32 // number of bytes in this reply
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// padding: 1 bytes
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Authenticated uint32
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}
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// Reply blocks and returns the reply data for a AuthConnection request.
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func (cook AuthConnectionCookie) Reply() (*AuthConnectionReply, error) {
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buf, err := cook.Cookie.Reply()
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if err != nil {
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return nil, err
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}
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if buf == nil {
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return nil, nil
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}
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return authConnectionReply(buf), nil
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}
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// authConnectionReply reads a byte slice into a AuthConnectionReply value.
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func authConnectionReply(buf []byte) *AuthConnectionReply {
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v := new(AuthConnectionReply)
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b := 1 // skip reply determinant
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b += 1 // padding
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v.Sequence = xgb.Get16(buf[b:])
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b += 2
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v.Length = xgb.Get32(buf[b:]) // 4-byte units
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b += 4
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v.Authenticated = xgb.Get32(buf[b:])
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b += 4
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return v
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}
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// authConnectionRequest writes a AuthConnection request to a byte slice for transfer.
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func authConnectionRequest(c *xgb.Conn, Screen, Magic uint32) []byte {
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size := 12
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b := 0
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buf := make([]byte, size)
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c.ExtLock.RLock()
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buf[b] = c.Extensions["XFree86-DRI"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 11 // request opcode
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b += 1
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xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
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b += 2
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xgb.Put32(buf[b:], Screen)
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b += 4
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xgb.Put32(buf[b:], Magic)
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b += 4
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return buf
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}
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// CloseConnectionCookie is a cookie used only for CloseConnection requests.
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type CloseConnectionCookie struct {
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*xgb.Cookie
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}
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// CloseConnection sends an unchecked request.
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// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
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func CloseConnection(c *xgb.Conn, Screen uint32) CloseConnectionCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XFree86-DRI"]; !ok {
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panic("Cannot issue request 'CloseConnection' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(false, false)
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c.NewRequest(closeConnectionRequest(c, Screen), cookie)
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return CloseConnectionCookie{cookie}
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}
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// CloseConnectionChecked sends a checked request.
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// If an error occurs, it can be retrieved using CloseConnectionCookie.Check.
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func CloseConnectionChecked(c *xgb.Conn, Screen uint32) CloseConnectionCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XFree86-DRI"]; !ok {
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panic("Cannot issue request 'CloseConnection' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(true, false)
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c.NewRequest(closeConnectionRequest(c, Screen), cookie)
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return CloseConnectionCookie{cookie}
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}
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// Check returns an error if one occurred for checked requests that are not expecting a reply.
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// This cannot be called for requests expecting a reply, nor for unchecked requests.
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func (cook CloseConnectionCookie) Check() error {
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return cook.Cookie.Check()
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}
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// closeConnectionRequest writes a CloseConnection request to a byte slice for transfer.
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func closeConnectionRequest(c *xgb.Conn, Screen uint32) []byte {
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size := 8
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b := 0
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buf := make([]byte, size)
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c.ExtLock.RLock()
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buf[b] = c.Extensions["XFree86-DRI"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 3 // request opcode
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b += 1
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xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
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b += 2
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xgb.Put32(buf[b:], Screen)
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b += 4
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return buf
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}
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// CreateContextCookie is a cookie used only for CreateContext requests.
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type CreateContextCookie struct {
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*xgb.Cookie
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}
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// CreateContext sends a checked request.
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// If an error occurs, it will be returned with the reply by calling CreateContextCookie.Reply.
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func CreateContext(c *xgb.Conn, Screen, Visual, Context uint32) CreateContextCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XFree86-DRI"]; !ok {
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panic("Cannot issue request 'CreateContext' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(true, true)
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c.NewRequest(createContextRequest(c, Screen, Visual, Context), cookie)
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return CreateContextCookie{cookie}
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}
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// CreateContextUnchecked sends an unchecked request.
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// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
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func CreateContextUnchecked(c *xgb.Conn, Screen, Visual, Context uint32) CreateContextCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XFree86-DRI"]; !ok {
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panic("Cannot issue request 'CreateContext' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(false, true)
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c.NewRequest(createContextRequest(c, Screen, Visual, Context), cookie)
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return CreateContextCookie{cookie}
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}
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// CreateContextReply represents the data returned from a CreateContext request.
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type CreateContextReply struct {
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Sequence uint16 // sequence number of the request for this reply
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Length uint32 // number of bytes in this reply
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// padding: 1 bytes
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HwContext uint32
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}
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// Reply blocks and returns the reply data for a CreateContext request.
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func (cook CreateContextCookie) Reply() (*CreateContextReply, error) {
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buf, err := cook.Cookie.Reply()
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if err != nil {
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return nil, err
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}
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if buf == nil {
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return nil, nil
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}
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return createContextReply(buf), nil
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}
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// createContextReply reads a byte slice into a CreateContextReply value.
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func createContextReply(buf []byte) *CreateContextReply {
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v := new(CreateContextReply)
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b := 1 // skip reply determinant
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b += 1 // padding
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v.Sequence = xgb.Get16(buf[b:])
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b += 2
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v.Length = xgb.Get32(buf[b:]) // 4-byte units
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b += 4
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v.HwContext = xgb.Get32(buf[b:])
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b += 4
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return v
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}
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// createContextRequest writes a CreateContext request to a byte slice for transfer.
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func createContextRequest(c *xgb.Conn, Screen, Visual, Context uint32) []byte {
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size := 16
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b := 0
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buf := make([]byte, size)
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c.ExtLock.RLock()
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buf[b] = c.Extensions["XFree86-DRI"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 5 // request opcode
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b += 1
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xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
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b += 2
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xgb.Put32(buf[b:], Screen)
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b += 4
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xgb.Put32(buf[b:], Visual)
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b += 4
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xgb.Put32(buf[b:], Context)
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b += 4
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return buf
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}
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// CreateDrawableCookie is a cookie used only for CreateDrawable requests.
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type CreateDrawableCookie struct {
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*xgb.Cookie
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}
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// CreateDrawable sends a checked request.
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// If an error occurs, it will be returned with the reply by calling CreateDrawableCookie.Reply.
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func CreateDrawable(c *xgb.Conn, Screen, Drawable uint32) CreateDrawableCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XFree86-DRI"]; !ok {
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panic("Cannot issue request 'CreateDrawable' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(true, true)
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c.NewRequest(createDrawableRequest(c, Screen, Drawable), cookie)
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return CreateDrawableCookie{cookie}
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}
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// CreateDrawableUnchecked sends an unchecked request.
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// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
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func CreateDrawableUnchecked(c *xgb.Conn, Screen, Drawable uint32) CreateDrawableCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XFree86-DRI"]; !ok {
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panic("Cannot issue request 'CreateDrawable' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
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}
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cookie := c.NewCookie(false, true)
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c.NewRequest(createDrawableRequest(c, Screen, Drawable), cookie)
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return CreateDrawableCookie{cookie}
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}
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// CreateDrawableReply represents the data returned from a CreateDrawable request.
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type CreateDrawableReply struct {
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Sequence uint16 // sequence number of the request for this reply
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Length uint32 // number of bytes in this reply
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// padding: 1 bytes
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HwDrawableHandle uint32
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}
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// Reply blocks and returns the reply data for a CreateDrawable request.
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func (cook CreateDrawableCookie) Reply() (*CreateDrawableReply, error) {
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buf, err := cook.Cookie.Reply()
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if err != nil {
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return nil, err
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}
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if buf == nil {
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return nil, nil
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}
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return createDrawableReply(buf), nil
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}
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// createDrawableReply reads a byte slice into a CreateDrawableReply value.
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func createDrawableReply(buf []byte) *CreateDrawableReply {
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v := new(CreateDrawableReply)
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b := 1 // skip reply determinant
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b += 1 // padding
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v.Sequence = xgb.Get16(buf[b:])
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b += 2
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v.Length = xgb.Get32(buf[b:]) // 4-byte units
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b += 4
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v.HwDrawableHandle = xgb.Get32(buf[b:])
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b += 4
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return v
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}
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|
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// createDrawableRequest writes a CreateDrawable request to a byte slice for transfer.
|
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func createDrawableRequest(c *xgb.Conn, Screen, Drawable uint32) []byte {
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size := 12
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b := 0
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buf := make([]byte, size)
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c.ExtLock.RLock()
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buf[b] = c.Extensions["XFree86-DRI"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 7 // request opcode
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b += 1
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xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
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b += 2
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xgb.Put32(buf[b:], Screen)
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b += 4
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xgb.Put32(buf[b:], Drawable)
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b += 4
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return buf
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}
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|
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// DestroyContextCookie is a cookie used only for DestroyContext requests.
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type DestroyContextCookie struct {
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*xgb.Cookie
|
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}
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|
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// DestroyContext sends an unchecked request.
|
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// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
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func DestroyContext(c *xgb.Conn, Screen, Context uint32) DestroyContextCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XFree86-DRI"]; !ok {
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panic("Cannot issue request 'DestroyContext' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
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}
|
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cookie := c.NewCookie(false, false)
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c.NewRequest(destroyContextRequest(c, Screen, Context), cookie)
|
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return DestroyContextCookie{cookie}
|
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}
|
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|
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// DestroyContextChecked sends a checked request.
|
|
// If an error occurs, it can be retrieved using DestroyContextCookie.Check.
|
|
func DestroyContextChecked(c *xgb.Conn, Screen, Context uint32) DestroyContextCookie {
|
|
c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
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panic("Cannot issue request 'DestroyContext' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
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}
|
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cookie := c.NewCookie(true, false)
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c.NewRequest(destroyContextRequest(c, Screen, Context), cookie)
|
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return DestroyContextCookie{cookie}
|
|
}
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|
|
// Check returns an error if one occurred for checked requests that are not expecting a reply.
|
|
// This cannot be called for requests expecting a reply, nor for unchecked requests.
|
|
func (cook DestroyContextCookie) Check() error {
|
|
return cook.Cookie.Check()
|
|
}
|
|
|
|
// destroyContextRequest writes a DestroyContext request to a byte slice for transfer.
|
|
func destroyContextRequest(c *xgb.Conn, Screen, Context uint32) []byte {
|
|
size := 12
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
c.ExtLock.RLock()
|
|
buf[b] = c.Extensions["XFree86-DRI"]
|
|
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:], Screen)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], Context)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// DestroyDrawableCookie is a cookie used only for DestroyDrawable requests.
|
|
type DestroyDrawableCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// DestroyDrawable sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func DestroyDrawable(c *xgb.Conn, Screen, Drawable uint32) DestroyDrawableCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'DestroyDrawable' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, false)
|
|
c.NewRequest(destroyDrawableRequest(c, Screen, Drawable), cookie)
|
|
return DestroyDrawableCookie{cookie}
|
|
}
|
|
|
|
// DestroyDrawableChecked sends a checked request.
|
|
// If an error occurs, it can be retrieved using DestroyDrawableCookie.Check.
|
|
func DestroyDrawableChecked(c *xgb.Conn, Screen, Drawable uint32) DestroyDrawableCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'DestroyDrawable' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, false)
|
|
c.NewRequest(destroyDrawableRequest(c, Screen, Drawable), cookie)
|
|
return DestroyDrawableCookie{cookie}
|
|
}
|
|
|
|
// Check returns an error if one occurred for checked requests that are not expecting a reply.
|
|
// This cannot be called for requests expecting a reply, nor for unchecked requests.
|
|
func (cook DestroyDrawableCookie) Check() error {
|
|
return cook.Cookie.Check()
|
|
}
|
|
|
|
// destroyDrawableRequest writes a DestroyDrawable request to a byte slice for transfer.
|
|
func destroyDrawableRequest(c *xgb.Conn, Screen, Drawable uint32) []byte {
|
|
size := 12
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
c.ExtLock.RLock()
|
|
buf[b] = c.Extensions["XFree86-DRI"]
|
|
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:], Screen)
|
|
b += 4
|
|
|
|
xgb.Put32(buf[b:], Drawable)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// GetClientDriverNameCookie is a cookie used only for GetClientDriverName requests.
|
|
type GetClientDriverNameCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// GetClientDriverName sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling GetClientDriverNameCookie.Reply.
|
|
func GetClientDriverName(c *xgb.Conn, Screen uint32) GetClientDriverNameCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'GetClientDriverName' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(getClientDriverNameRequest(c, Screen), cookie)
|
|
return GetClientDriverNameCookie{cookie}
|
|
}
|
|
|
|
// GetClientDriverNameUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func GetClientDriverNameUnchecked(c *xgb.Conn, Screen uint32) GetClientDriverNameCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'GetClientDriverName' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(getClientDriverNameRequest(c, Screen), cookie)
|
|
return GetClientDriverNameCookie{cookie}
|
|
}
|
|
|
|
// GetClientDriverNameReply represents the data returned from a GetClientDriverName request.
|
|
type GetClientDriverNameReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
ClientDriverMajorVersion uint32
|
|
ClientDriverMinorVersion uint32
|
|
ClientDriverPatchVersion uint32
|
|
ClientDriverNameLen uint32
|
|
// padding: 8 bytes
|
|
ClientDriverName string // size: xgb.Pad((int(ClientDriverNameLen) * 1))
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a GetClientDriverName request.
|
|
func (cook GetClientDriverNameCookie) Reply() (*GetClientDriverNameReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return getClientDriverNameReply(buf), nil
|
|
}
|
|
|
|
// getClientDriverNameReply reads a byte slice into a GetClientDriverNameReply value.
|
|
func getClientDriverNameReply(buf []byte) *GetClientDriverNameReply {
|
|
v := new(GetClientDriverNameReply)
|
|
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.ClientDriverMajorVersion = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.ClientDriverMinorVersion = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.ClientDriverPatchVersion = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.ClientDriverNameLen = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
b += 8 // padding
|
|
|
|
{
|
|
byteString := make([]byte, v.ClientDriverNameLen)
|
|
copy(byteString[:v.ClientDriverNameLen], buf[b:])
|
|
v.ClientDriverName = string(byteString)
|
|
b += int(v.ClientDriverNameLen)
|
|
}
|
|
|
|
return v
|
|
}
|
|
|
|
// getClientDriverNameRequest writes a GetClientDriverName request to a byte slice for transfer.
|
|
func getClientDriverNameRequest(c *xgb.Conn, Screen uint32) []byte {
|
|
size := 8
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
c.ExtLock.RLock()
|
|
buf[b] = c.Extensions["XFree86-DRI"]
|
|
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:], Screen)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// GetDeviceInfoCookie is a cookie used only for GetDeviceInfo requests.
|
|
type GetDeviceInfoCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// GetDeviceInfo sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling GetDeviceInfoCookie.Reply.
|
|
func GetDeviceInfo(c *xgb.Conn, Screen uint32) GetDeviceInfoCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'GetDeviceInfo' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(getDeviceInfoRequest(c, Screen), cookie)
|
|
return GetDeviceInfoCookie{cookie}
|
|
}
|
|
|
|
// GetDeviceInfoUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func GetDeviceInfoUnchecked(c *xgb.Conn, Screen uint32) GetDeviceInfoCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'GetDeviceInfo' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(getDeviceInfoRequest(c, Screen), cookie)
|
|
return GetDeviceInfoCookie{cookie}
|
|
}
|
|
|
|
// GetDeviceInfoReply represents the data returned from a GetDeviceInfo request.
|
|
type GetDeviceInfoReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
FramebufferHandleLow uint32
|
|
FramebufferHandleHigh uint32
|
|
FramebufferOriginOffset uint32
|
|
FramebufferSize uint32
|
|
FramebufferStride uint32
|
|
DevicePrivateSize uint32
|
|
DevicePrivate []uint32 // size: xgb.Pad((int(DevicePrivateSize) * 4))
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a GetDeviceInfo request.
|
|
func (cook GetDeviceInfoCookie) Reply() (*GetDeviceInfoReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return getDeviceInfoReply(buf), nil
|
|
}
|
|
|
|
// getDeviceInfoReply reads a byte slice into a GetDeviceInfoReply value.
|
|
func getDeviceInfoReply(buf []byte) *GetDeviceInfoReply {
|
|
v := new(GetDeviceInfoReply)
|
|
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.FramebufferHandleLow = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.FramebufferHandleHigh = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.FramebufferOriginOffset = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.FramebufferSize = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.FramebufferStride = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.DevicePrivateSize = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.DevicePrivate = make([]uint32, v.DevicePrivateSize)
|
|
for i := 0; i < int(v.DevicePrivateSize); i++ {
|
|
v.DevicePrivate[i] = xgb.Get32(buf[b:])
|
|
b += 4
|
|
}
|
|
|
|
return v
|
|
}
|
|
|
|
// getDeviceInfoRequest writes a GetDeviceInfo request to a byte slice for transfer.
|
|
func getDeviceInfoRequest(c *xgb.Conn, Screen uint32) []byte {
|
|
size := 8
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
c.ExtLock.RLock()
|
|
buf[b] = c.Extensions["XFree86-DRI"]
|
|
c.ExtLock.RUnlock()
|
|
b += 1
|
|
|
|
buf[b] = 10 // 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
|
|
|
|
return buf
|
|
}
|
|
|
|
// GetDrawableInfoCookie is a cookie used only for GetDrawableInfo requests.
|
|
type GetDrawableInfoCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// GetDrawableInfo sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling GetDrawableInfoCookie.Reply.
|
|
func GetDrawableInfo(c *xgb.Conn, Screen, Drawable uint32) GetDrawableInfoCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'GetDrawableInfo' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(getDrawableInfoRequest(c, Screen, Drawable), cookie)
|
|
return GetDrawableInfoCookie{cookie}
|
|
}
|
|
|
|
// GetDrawableInfoUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func GetDrawableInfoUnchecked(c *xgb.Conn, Screen, Drawable uint32) GetDrawableInfoCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'GetDrawableInfo' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(getDrawableInfoRequest(c, Screen, Drawable), cookie)
|
|
return GetDrawableInfoCookie{cookie}
|
|
}
|
|
|
|
// GetDrawableInfoReply represents the data returned from a GetDrawableInfo request.
|
|
type GetDrawableInfoReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
DrawableTableIndex uint32
|
|
DrawableTableStamp uint32
|
|
DrawableOriginX int16
|
|
DrawableOriginY int16
|
|
DrawableSizeW int16
|
|
DrawableSizeH int16
|
|
NumClipRects uint32
|
|
BackX int16
|
|
BackY int16
|
|
NumBackClipRects uint32
|
|
ClipRects []DrmClipRect // size: xgb.Pad((int(NumClipRects) * 8))
|
|
BackClipRects []DrmClipRect // size: xgb.Pad((int(NumBackClipRects) * 8))
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a GetDrawableInfo request.
|
|
func (cook GetDrawableInfoCookie) Reply() (*GetDrawableInfoReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return getDrawableInfoReply(buf), nil
|
|
}
|
|
|
|
// getDrawableInfoReply reads a byte slice into a GetDrawableInfoReply value.
|
|
func getDrawableInfoReply(buf []byte) *GetDrawableInfoReply {
|
|
v := new(GetDrawableInfoReply)
|
|
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.DrawableTableIndex = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.DrawableTableStamp = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.DrawableOriginX = int16(xgb.Get16(buf[b:]))
|
|
b += 2
|
|
|
|
v.DrawableOriginY = int16(xgb.Get16(buf[b:]))
|
|
b += 2
|
|
|
|
v.DrawableSizeW = int16(xgb.Get16(buf[b:]))
|
|
b += 2
|
|
|
|
v.DrawableSizeH = int16(xgb.Get16(buf[b:]))
|
|
b += 2
|
|
|
|
v.NumClipRects = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.BackX = int16(xgb.Get16(buf[b:]))
|
|
b += 2
|
|
|
|
v.BackY = int16(xgb.Get16(buf[b:]))
|
|
b += 2
|
|
|
|
v.NumBackClipRects = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.ClipRects = make([]DrmClipRect, v.NumClipRects)
|
|
b += DrmClipRectReadList(buf[b:], v.ClipRects)
|
|
|
|
v.BackClipRects = make([]DrmClipRect, v.NumBackClipRects)
|
|
b += DrmClipRectReadList(buf[b:], v.BackClipRects)
|
|
|
|
return v
|
|
}
|
|
|
|
// getDrawableInfoRequest writes a GetDrawableInfo request to a byte slice for transfer.
|
|
func getDrawableInfoRequest(c *xgb.Conn, Screen, Drawable uint32) []byte {
|
|
size := 12
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
c.ExtLock.RLock()
|
|
buf[b] = c.Extensions["XFree86-DRI"]
|
|
c.ExtLock.RUnlock()
|
|
b += 1
|
|
|
|
buf[b] = 9 // 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:], Drawable)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// OpenConnectionCookie is a cookie used only for OpenConnection requests.
|
|
type OpenConnectionCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// OpenConnection sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling OpenConnectionCookie.Reply.
|
|
func OpenConnection(c *xgb.Conn, Screen uint32) OpenConnectionCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'OpenConnection' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(openConnectionRequest(c, Screen), cookie)
|
|
return OpenConnectionCookie{cookie}
|
|
}
|
|
|
|
// OpenConnectionUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func OpenConnectionUnchecked(c *xgb.Conn, Screen uint32) OpenConnectionCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'OpenConnection' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(openConnectionRequest(c, Screen), cookie)
|
|
return OpenConnectionCookie{cookie}
|
|
}
|
|
|
|
// OpenConnectionReply represents the data returned from a OpenConnection request.
|
|
type OpenConnectionReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
SareaHandleLow uint32
|
|
SareaHandleHigh uint32
|
|
BusIdLen uint32
|
|
// padding: 12 bytes
|
|
BusId string // size: xgb.Pad((int(BusIdLen) * 1))
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a OpenConnection request.
|
|
func (cook OpenConnectionCookie) Reply() (*OpenConnectionReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return openConnectionReply(buf), nil
|
|
}
|
|
|
|
// openConnectionReply reads a byte slice into a OpenConnectionReply value.
|
|
func openConnectionReply(buf []byte) *OpenConnectionReply {
|
|
v := new(OpenConnectionReply)
|
|
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.SareaHandleLow = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.SareaHandleHigh = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
v.BusIdLen = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
b += 12 // padding
|
|
|
|
{
|
|
byteString := make([]byte, v.BusIdLen)
|
|
copy(byteString[:v.BusIdLen], buf[b:])
|
|
v.BusId = string(byteString)
|
|
b += int(v.BusIdLen)
|
|
}
|
|
|
|
return v
|
|
}
|
|
|
|
// openConnectionRequest writes a OpenConnection request to a byte slice for transfer.
|
|
func openConnectionRequest(c *xgb.Conn, Screen uint32) []byte {
|
|
size := 8
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
c.ExtLock.RLock()
|
|
buf[b] = c.Extensions["XFree86-DRI"]
|
|
c.ExtLock.RUnlock()
|
|
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:], Screen)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// QueryDirectRenderingCapableCookie is a cookie used only for QueryDirectRenderingCapable requests.
|
|
type QueryDirectRenderingCapableCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// QueryDirectRenderingCapable sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling QueryDirectRenderingCapableCookie.Reply.
|
|
func QueryDirectRenderingCapable(c *xgb.Conn, Screen uint32) QueryDirectRenderingCapableCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'QueryDirectRenderingCapable' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(queryDirectRenderingCapableRequest(c, Screen), cookie)
|
|
return QueryDirectRenderingCapableCookie{cookie}
|
|
}
|
|
|
|
// QueryDirectRenderingCapableUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func QueryDirectRenderingCapableUnchecked(c *xgb.Conn, Screen uint32) QueryDirectRenderingCapableCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'QueryDirectRenderingCapable' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(queryDirectRenderingCapableRequest(c, Screen), cookie)
|
|
return QueryDirectRenderingCapableCookie{cookie}
|
|
}
|
|
|
|
// QueryDirectRenderingCapableReply represents the data returned from a QueryDirectRenderingCapable request.
|
|
type QueryDirectRenderingCapableReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
IsCapable bool
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a QueryDirectRenderingCapable request.
|
|
func (cook QueryDirectRenderingCapableCookie) Reply() (*QueryDirectRenderingCapableReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return queryDirectRenderingCapableReply(buf), nil
|
|
}
|
|
|
|
// queryDirectRenderingCapableReply reads a byte slice into a QueryDirectRenderingCapableReply value.
|
|
func queryDirectRenderingCapableReply(buf []byte) *QueryDirectRenderingCapableReply {
|
|
v := new(QueryDirectRenderingCapableReply)
|
|
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
|
|
|
|
if buf[b] == 1 {
|
|
v.IsCapable = true
|
|
} else {
|
|
v.IsCapable = false
|
|
}
|
|
b += 1
|
|
|
|
return v
|
|
}
|
|
|
|
// queryDirectRenderingCapableRequest writes a QueryDirectRenderingCapable request to a byte slice for transfer.
|
|
func queryDirectRenderingCapableRequest(c *xgb.Conn, Screen uint32) []byte {
|
|
size := 8
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
c.ExtLock.RLock()
|
|
buf[b] = c.Extensions["XFree86-DRI"]
|
|
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:], Screen)
|
|
b += 4
|
|
|
|
return buf
|
|
}
|
|
|
|
// QueryVersionCookie is a cookie used only for QueryVersion requests.
|
|
type QueryVersionCookie struct {
|
|
*xgb.Cookie
|
|
}
|
|
|
|
// QueryVersion sends a checked request.
|
|
// If an error occurs, it will be returned with the reply by calling QueryVersionCookie.Reply.
|
|
func QueryVersion(c *xgb.Conn) QueryVersionCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(true, true)
|
|
c.NewRequest(queryVersionRequest(c), cookie)
|
|
return QueryVersionCookie{cookie}
|
|
}
|
|
|
|
// QueryVersionUnchecked sends an unchecked request.
|
|
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
|
|
func QueryVersionUnchecked(c *xgb.Conn) QueryVersionCookie {
|
|
c.ExtLock.RLock()
|
|
defer c.ExtLock.RUnlock()
|
|
if _, ok := c.Extensions["XFree86-DRI"]; !ok {
|
|
panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'XFree86-DRI'. xf86dri.Init(connObj) must be called first.")
|
|
}
|
|
cookie := c.NewCookie(false, true)
|
|
c.NewRequest(queryVersionRequest(c), cookie)
|
|
return QueryVersionCookie{cookie}
|
|
}
|
|
|
|
// QueryVersionReply represents the data returned from a QueryVersion request.
|
|
type QueryVersionReply struct {
|
|
Sequence uint16 // sequence number of the request for this reply
|
|
Length uint32 // number of bytes in this reply
|
|
// padding: 1 bytes
|
|
DriMajorVersion uint16
|
|
DriMinorVersion uint16
|
|
DriMinorPatch uint32
|
|
}
|
|
|
|
// Reply blocks and returns the reply data for a QueryVersion request.
|
|
func (cook QueryVersionCookie) Reply() (*QueryVersionReply, error) {
|
|
buf, err := cook.Cookie.Reply()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if buf == nil {
|
|
return nil, nil
|
|
}
|
|
return queryVersionReply(buf), nil
|
|
}
|
|
|
|
// queryVersionReply reads a byte slice into a QueryVersionReply value.
|
|
func queryVersionReply(buf []byte) *QueryVersionReply {
|
|
v := new(QueryVersionReply)
|
|
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.DriMajorVersion = xgb.Get16(buf[b:])
|
|
b += 2
|
|
|
|
v.DriMinorVersion = xgb.Get16(buf[b:])
|
|
b += 2
|
|
|
|
v.DriMinorPatch = xgb.Get32(buf[b:])
|
|
b += 4
|
|
|
|
return v
|
|
}
|
|
|
|
// queryVersionRequest writes a QueryVersion request to a byte slice for transfer.
|
|
func queryVersionRequest(c *xgb.Conn) []byte {
|
|
size := 4
|
|
b := 0
|
|
buf := make([]byte, size)
|
|
|
|
c.ExtLock.RLock()
|
|
buf[b] = c.Extensions["XFree86-DRI"]
|
|
c.ExtLock.RUnlock()
|
|
b += 1
|
|
|
|
buf[b] = 0 // request opcode
|
|
b += 1
|
|
|
|
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
|
|
b += 2
|
|
|
|
return buf
|
|
}
|