367 lines
9.7 KiB
Go
367 lines
9.7 KiB
Go
// Package xcmisc is the X client API for the XC-MISC extension.
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package xcmisc
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// This file is automatically generated from xc_misc.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 = 1
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MinorVersion = 1
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)
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// Init must be called before using the XC-MISC extension.
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func Init(c *xgb.Conn) error {
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reply, err := xproto.QueryExtension(c, 7, "XC-MISC").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 XC-MISC could be found on on the server.")
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}
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c.ExtLock.Lock()
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c.Extensions["XC-MISC"] = reply.MajorOpcode
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c.ExtLock.Unlock()
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for evNum, fun := range xgb.NewExtEventFuncs["XC-MISC"] {
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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["XC-MISC"] {
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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["XC-MISC"] = make(map[int]xgb.NewEventFun)
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xgb.NewExtErrorFuncs["XC-MISC"] = make(map[int]xgb.NewErrorFun)
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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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// GetVersionCookie is a cookie used only for GetVersion requests.
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type GetVersionCookie struct {
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*xgb.Cookie
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}
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// GetVersion sends a checked request.
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// If an error occurs, it will be returned with the reply by calling GetVersionCookie.Reply()
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func GetVersion(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) GetVersionCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XC-MISC"]; !ok {
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panic("Cannot issue request 'GetVersion' using the uninitialized extension 'XC-MISC'. xcmisc.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(getVersionRequest(c, ClientMajorVersion, ClientMinorVersion), cookie)
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return GetVersionCookie{cookie}
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}
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// GetVersionUnchecked 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 GetVersionUnchecked(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) GetVersionCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XC-MISC"]; !ok {
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panic("Cannot issue request 'GetVersion' using the uninitialized extension 'XC-MISC'. xcmisc.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(getVersionRequest(c, ClientMajorVersion, ClientMinorVersion), cookie)
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return GetVersionCookie{cookie}
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}
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// GetVersionReply represents the data returned from a GetVersion request.
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type GetVersionReply 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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ServerMajorVersion uint16
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ServerMinorVersion uint16
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}
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// Reply blocks and returns the reply data for a GetVersion request.
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func (cook GetVersionCookie) Reply() (*GetVersionReply, 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 getVersionReply(buf), nil
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}
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// getVersionReply reads a byte slice into a GetVersionReply value.
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func getVersionReply(buf []byte) *GetVersionReply {
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v := new(GetVersionReply)
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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.ServerMajorVersion = xgb.Get16(buf[b:])
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b += 2
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v.ServerMinorVersion = xgb.Get16(buf[b:])
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b += 2
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return v
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}
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// Write request to wire for GetVersion
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// getVersionRequest writes a GetVersion request to a byte slice.
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func getVersionRequest(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) []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["XC-MISC"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 0 // 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.Put16(buf[b:], ClientMajorVersion)
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b += 2
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xgb.Put16(buf[b:], ClientMinorVersion)
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b += 2
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return buf
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}
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// GetXIDListCookie is a cookie used only for GetXIDList requests.
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type GetXIDListCookie struct {
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*xgb.Cookie
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}
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// GetXIDList sends a checked request.
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// If an error occurs, it will be returned with the reply by calling GetXIDListCookie.Reply()
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func GetXIDList(c *xgb.Conn, Count uint32) GetXIDListCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XC-MISC"]; !ok {
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panic("Cannot issue request 'GetXIDList' using the uninitialized extension 'XC-MISC'. xcmisc.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(getXIDListRequest(c, Count), cookie)
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return GetXIDListCookie{cookie}
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}
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// GetXIDListUnchecked 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 GetXIDListUnchecked(c *xgb.Conn, Count uint32) GetXIDListCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XC-MISC"]; !ok {
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panic("Cannot issue request 'GetXIDList' using the uninitialized extension 'XC-MISC'. xcmisc.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(getXIDListRequest(c, Count), cookie)
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return GetXIDListCookie{cookie}
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}
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// GetXIDListReply represents the data returned from a GetXIDList request.
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type GetXIDListReply 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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IdsLen uint32
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// padding: 20 bytes
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Ids []uint32 // size: xgb.Pad((int(IdsLen) * 4))
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}
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// Reply blocks and returns the reply data for a GetXIDList request.
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func (cook GetXIDListCookie) Reply() (*GetXIDListReply, 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 getXIDListReply(buf), nil
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}
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// getXIDListReply reads a byte slice into a GetXIDListReply value.
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func getXIDListReply(buf []byte) *GetXIDListReply {
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v := new(GetXIDListReply)
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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.IdsLen = xgb.Get32(buf[b:])
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b += 4
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b += 20 // padding
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v.Ids = make([]uint32, v.IdsLen)
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for i := 0; i < int(v.IdsLen); i++ {
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v.Ids[i] = xgb.Get32(buf[b:])
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b += 4
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}
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return v
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}
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// Write request to wire for GetXIDList
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// getXIDListRequest writes a GetXIDList request to a byte slice.
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func getXIDListRequest(c *xgb.Conn, Count 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["XC-MISC"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 2 // 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:], Count)
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b += 4
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return buf
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}
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// GetXIDRangeCookie is a cookie used only for GetXIDRange requests.
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type GetXIDRangeCookie struct {
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*xgb.Cookie
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}
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// GetXIDRange sends a checked request.
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// If an error occurs, it will be returned with the reply by calling GetXIDRangeCookie.Reply()
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func GetXIDRange(c *xgb.Conn) GetXIDRangeCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XC-MISC"]; !ok {
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panic("Cannot issue request 'GetXIDRange' using the uninitialized extension 'XC-MISC'. xcmisc.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(getXIDRangeRequest(c), cookie)
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return GetXIDRangeCookie{cookie}
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}
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// GetXIDRangeUnchecked 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 GetXIDRangeUnchecked(c *xgb.Conn) GetXIDRangeCookie {
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c.ExtLock.RLock()
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defer c.ExtLock.RUnlock()
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if _, ok := c.Extensions["XC-MISC"]; !ok {
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panic("Cannot issue request 'GetXIDRange' using the uninitialized extension 'XC-MISC'. xcmisc.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(getXIDRangeRequest(c), cookie)
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return GetXIDRangeCookie{cookie}
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}
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// GetXIDRangeReply represents the data returned from a GetXIDRange request.
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type GetXIDRangeReply 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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StartId uint32
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Count uint32
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}
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// Reply blocks and returns the reply data for a GetXIDRange request.
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func (cook GetXIDRangeCookie) Reply() (*GetXIDRangeReply, 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 getXIDRangeReply(buf), nil
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}
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// getXIDRangeReply reads a byte slice into a GetXIDRangeReply value.
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func getXIDRangeReply(buf []byte) *GetXIDRangeReply {
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v := new(GetXIDRangeReply)
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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.StartId = xgb.Get32(buf[b:])
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b += 4
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v.Count = xgb.Get32(buf[b:])
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b += 4
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return v
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}
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// Write request to wire for GetXIDRange
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// getXIDRangeRequest writes a GetXIDRange request to a byte slice.
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func getXIDRangeRequest(c *xgb.Conn) []byte {
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size := 4
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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["XC-MISC"]
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c.ExtLock.RUnlock()
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b += 1
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buf[b] = 1 // 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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return buf
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}
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