diff options
Diffstat (limited to 'nexgb/xcmisc')
-rw-r--r-- | nexgb/xcmisc/xcmisc.go | 361 |
1 files changed, 361 insertions, 0 deletions
diff --git a/nexgb/xcmisc/xcmisc.go b/nexgb/xcmisc/xcmisc.go new file mode 100644 index 0000000..1778057 --- /dev/null +++ b/nexgb/xcmisc/xcmisc.go @@ -0,0 +1,361 @@ +// Package xcmisc is the X client API for the XC-MISC extension. +package xcmisc + +// This file is automatically generated from xc_misc.xml. Edit at your peril! + +import ( + "github.com/BurntSushi/xgb" + + "github.com/BurntSushi/xgb/xproto" +) + +// Init must be called before using the XC-MISC extension. +func Init(c *xgb.Conn) error { + reply, err := xproto.QueryExtension(c, 7, "XC-MISC").Reply() + switch { + case err != nil: + return err + case !reply.Present: + return xgb.Errorf("No extension named XC-MISC could be found on on the server.") + } + + c.ExtLock.Lock() + c.Extensions["XC-MISC"] = reply.MajorOpcode + c.ExtLock.Unlock() + for evNum, fun := range xgb.NewExtEventFuncs["XC-MISC"] { + xgb.NewEventFuncs[int(reply.FirstEvent)+evNum] = fun + } + for errNum, fun := range xgb.NewExtErrorFuncs["XC-MISC"] { + xgb.NewErrorFuncs[int(reply.FirstError)+errNum] = fun + } + return nil +} + +func init() { + xgb.NewExtEventFuncs["XC-MISC"] = make(map[int]xgb.NewEventFun) + xgb.NewExtErrorFuncs["XC-MISC"] = make(map[int]xgb.NewErrorFun) +} + +// Skipping definition for base type 'Bool' + +// Skipping definition for base type 'Byte' + +// Skipping definition for base type 'Card8' + +// Skipping definition for base type 'Char' + +// Skipping definition for base type 'Void' + +// Skipping definition for base type 'Double' + +// Skipping definition for base type 'Float' + +// Skipping definition for base type 'Int16' + +// Skipping definition for base type 'Int32' + +// Skipping definition for base type 'Int8' + +// Skipping definition for base type 'Card16' + +// Skipping definition for base type 'Card32' + +// GetVersionCookie is a cookie used only for GetVersion requests. +type GetVersionCookie struct { + *xgb.Cookie +} + +// GetVersion sends a checked request. +// If an error occurs, it will be returned with the reply by calling GetVersionCookie.Reply() +func GetVersion(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) GetVersionCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["XC-MISC"]; !ok { + panic("Cannot issue request 'GetVersion' using the uninitialized extension 'XC-MISC'. xcmisc.Init(connObj) must be called first.") + } + cookie := c.NewCookie(true, true) + c.NewRequest(getVersionRequest(c, ClientMajorVersion, ClientMinorVersion), cookie) + return GetVersionCookie{cookie} +} + +// GetVersionUnchecked sends an unchecked request. +// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent. +func GetVersionUnchecked(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) GetVersionCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["XC-MISC"]; !ok { + panic("Cannot issue request 'GetVersion' using the uninitialized extension 'XC-MISC'. xcmisc.Init(connObj) must be called first.") + } + cookie := c.NewCookie(false, true) + c.NewRequest(getVersionRequest(c, ClientMajorVersion, ClientMinorVersion), cookie) + return GetVersionCookie{cookie} +} + +// GetVersionReply represents the data returned from a GetVersion request. +type GetVersionReply struct { + Sequence uint16 // sequence number of the request for this reply + Length uint32 // number of bytes in this reply + // padding: 1 bytes + ServerMajorVersion uint16 + ServerMinorVersion uint16 +} + +// Reply blocks and returns the reply data for a GetVersion request. +func (cook GetVersionCookie) Reply() (*GetVersionReply, error) { + buf, err := cook.Cookie.Reply() + if err != nil { + return nil, err + } + if buf == nil { + return nil, nil + } + return getVersionReply(buf), nil +} + +// getVersionReply reads a byte slice into a GetVersionReply value. +func getVersionReply(buf []byte) *GetVersionReply { + v := new(GetVersionReply) + 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.ServerMajorVersion = xgb.Get16(buf[b:]) + b += 2 + + v.ServerMinorVersion = xgb.Get16(buf[b:]) + b += 2 + + return v +} + +// Write request to wire for GetVersion +// getVersionRequest writes a GetVersion request to a byte slice. +func getVersionRequest(c *xgb.Conn, ClientMajorVersion uint16, ClientMinorVersion uint16) []byte { + size := 8 + b := 0 + buf := make([]byte, size) + + c.ExtLock.RLock() + buf[b] = c.Extensions["XC-MISC"] + 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 + + xgb.Put16(buf[b:], ClientMajorVersion) + b += 2 + + xgb.Put16(buf[b:], ClientMinorVersion) + b += 2 + + return buf +} + +// GetXIDListCookie is a cookie used only for GetXIDList requests. +type GetXIDListCookie struct { + *xgb.Cookie +} + +// GetXIDList sends a checked request. +// If an error occurs, it will be returned with the reply by calling GetXIDListCookie.Reply() +func GetXIDList(c *xgb.Conn, Count uint32) GetXIDListCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["XC-MISC"]; !ok { + panic("Cannot issue request 'GetXIDList' using the uninitialized extension 'XC-MISC'. xcmisc.Init(connObj) must be called first.") + } + cookie := c.NewCookie(true, true) + c.NewRequest(getXIDListRequest(c, Count), cookie) + return GetXIDListCookie{cookie} +} + +// GetXIDListUnchecked sends an unchecked request. +// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent. +func GetXIDListUnchecked(c *xgb.Conn, Count uint32) GetXIDListCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["XC-MISC"]; !ok { + panic("Cannot issue request 'GetXIDList' using the uninitialized extension 'XC-MISC'. xcmisc.Init(connObj) must be called first.") + } + cookie := c.NewCookie(false, true) + c.NewRequest(getXIDListRequest(c, Count), cookie) + return GetXIDListCookie{cookie} +} + +// GetXIDListReply represents the data returned from a GetXIDList request. +type GetXIDListReply struct { + Sequence uint16 // sequence number of the request for this reply + Length uint32 // number of bytes in this reply + // padding: 1 bytes + IdsLen uint32 + // padding: 20 bytes + Ids []uint32 // size: xgb.Pad((int(IdsLen) * 4)) +} + +// Reply blocks and returns the reply data for a GetXIDList request. +func (cook GetXIDListCookie) Reply() (*GetXIDListReply, error) { + buf, err := cook.Cookie.Reply() + if err != nil { + return nil, err + } + if buf == nil { + return nil, nil + } + return getXIDListReply(buf), nil +} + +// getXIDListReply reads a byte slice into a GetXIDListReply value. +func getXIDListReply(buf []byte) *GetXIDListReply { + v := new(GetXIDListReply) + 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.IdsLen = xgb.Get32(buf[b:]) + b += 4 + + b += 20 // padding + + v.Ids = make([]uint32, v.IdsLen) + for i := 0; i < int(v.IdsLen); i++ { + v.Ids[i] = xgb.Get32(buf[b:]) + b += 4 + } + + return v +} + +// Write request to wire for GetXIDList +// getXIDListRequest writes a GetXIDList request to a byte slice. +func getXIDListRequest(c *xgb.Conn, Count uint32) []byte { + size := 8 + b := 0 + buf := make([]byte, size) + + c.ExtLock.RLock() + buf[b] = c.Extensions["XC-MISC"] + 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:], Count) + b += 4 + + return buf +} + +// GetXIDRangeCookie is a cookie used only for GetXIDRange requests. +type GetXIDRangeCookie struct { + *xgb.Cookie +} + +// GetXIDRange sends a checked request. +// If an error occurs, it will be returned with the reply by calling GetXIDRangeCookie.Reply() +func GetXIDRange(c *xgb.Conn) GetXIDRangeCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["XC-MISC"]; !ok { + panic("Cannot issue request 'GetXIDRange' using the uninitialized extension 'XC-MISC'. xcmisc.Init(connObj) must be called first.") + } + cookie := c.NewCookie(true, true) + c.NewRequest(getXIDRangeRequest(c), cookie) + return GetXIDRangeCookie{cookie} +} + +// GetXIDRangeUnchecked sends an unchecked request. +// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent. +func GetXIDRangeUnchecked(c *xgb.Conn) GetXIDRangeCookie { + c.ExtLock.RLock() + defer c.ExtLock.RUnlock() + if _, ok := c.Extensions["XC-MISC"]; !ok { + panic("Cannot issue request 'GetXIDRange' using the uninitialized extension 'XC-MISC'. xcmisc.Init(connObj) must be called first.") + } + cookie := c.NewCookie(false, true) + c.NewRequest(getXIDRangeRequest(c), cookie) + return GetXIDRangeCookie{cookie} +} + +// GetXIDRangeReply represents the data returned from a GetXIDRange request. +type GetXIDRangeReply struct { + Sequence uint16 // sequence number of the request for this reply + Length uint32 // number of bytes in this reply + // padding: 1 bytes + StartId uint32 + Count uint32 +} + +// Reply blocks and returns the reply data for a GetXIDRange request. +func (cook GetXIDRangeCookie) Reply() (*GetXIDRangeReply, error) { + buf, err := cook.Cookie.Reply() + if err != nil { + return nil, err + } + if buf == nil { + return nil, nil + } + return getXIDRangeReply(buf), nil +} + +// getXIDRangeReply reads a byte slice into a GetXIDRangeReply value. +func getXIDRangeReply(buf []byte) *GetXIDRangeReply { + v := new(GetXIDRangeReply) + 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.StartId = xgb.Get32(buf[b:]) + b += 4 + + v.Count = xgb.Get32(buf[b:]) + b += 4 + + return v +} + +// Write request to wire for GetXIDRange +// getXIDRangeRequest writes a GetXIDRange request to a byte slice. +func getXIDRangeRequest(c *xgb.Conn) []byte { + size := 4 + b := 0 + buf := make([]byte, size) + + c.ExtLock.RLock() + buf[b] = c.Extensions["XC-MISC"] + 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 + + return buf +} |