haven/nexgb/res/res.go

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2012-05-11 02:06:22 +02:00
// Package res is the X client API for the X-Resource extension.
package res
// This file is automatically generated from res.xml. Edit at your peril!
import (
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xgb "janouch.name/haven/nexgb"
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"janouch.name/haven/nexgb/xproto"
)
const (
MajorVersion = 1
MinorVersion = 2
)
// Init must be called before using the X-Resource extension.
func Init(c *xgb.Conn) error {
reply, err := xproto.QueryExtension(c, 10, "X-Resource").Reply()
switch {
case err != nil:
return err
case !reply.Present:
return xgb.Errorf("No extension named X-Resource could be found on on the server.")
}
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c.ExtLock.Lock()
c.Extensions["X-Resource"] = reply.MajorOpcode
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c.ExtLock.Unlock()
for evNum, fun := range xgb.NewExtEventFuncs["X-Resource"] {
xgb.NewEventFuncs[int(reply.FirstEvent)+evNum] = fun
}
for errNum, fun := range xgb.NewExtErrorFuncs["X-Resource"] {
xgb.NewErrorFuncs[int(reply.FirstError)+errNum] = fun
}
return nil
}
func init() {
xgb.NewExtEventFuncs["X-Resource"] = make(map[int]xgb.NewEventFun)
xgb.NewExtErrorFuncs["X-Resource"] = make(map[int]xgb.NewErrorFun)
}
type Client struct {
ResourceBase uint32
ResourceMask uint32
}
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// ClientRead reads a byte slice into a Client value.
func ClientRead(buf []byte, v *Client) int {
b := 0
v.ResourceBase = xgb.Get32(buf[b:])
b += 4
v.ResourceMask = xgb.Get32(buf[b:])
b += 4
return b
}
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// ClientReadList reads a byte slice into a list of Client values.
func ClientReadList(buf []byte, dest []Client) int {
b := 0
for i := 0; i < len(dest); i++ {
dest[i] = Client{}
b += ClientRead(buf[b:], &dest[i])
}
return xgb.Pad(b)
}
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// Bytes writes a Client value to a byte slice.
func (v Client) Bytes() []byte {
buf := make([]byte, 8)
b := 0
xgb.Put32(buf[b:], v.ResourceBase)
b += 4
xgb.Put32(buf[b:], v.ResourceMask)
b += 4
return buf[:b]
}
// ClientListBytes writes a list of Client values to a byte slice.
func ClientListBytes(buf []byte, list []Client) int {
b := 0
var structBytes []byte
for _, item := range list {
structBytes = item.Bytes()
copy(buf[b:], structBytes)
b += len(structBytes)
}
return xgb.Pad(b)
}
const (
ClientIdMaskClientXID = 1
ClientIdMaskLocalClientPID = 2
)
type ClientIdSpec struct {
Client uint32
Mask uint32
}
// ClientIdSpecRead reads a byte slice into a ClientIdSpec value.
func ClientIdSpecRead(buf []byte, v *ClientIdSpec) int {
b := 0
v.Client = xgb.Get32(buf[b:])
b += 4
v.Mask = xgb.Get32(buf[b:])
b += 4
return b
}
// ClientIdSpecReadList reads a byte slice into a list of ClientIdSpec values.
func ClientIdSpecReadList(buf []byte, dest []ClientIdSpec) int {
b := 0
for i := 0; i < len(dest); i++ {
dest[i] = ClientIdSpec{}
b += ClientIdSpecRead(buf[b:], &dest[i])
}
return xgb.Pad(b)
}
// Bytes writes a ClientIdSpec value to a byte slice.
func (v ClientIdSpec) Bytes() []byte {
buf := make([]byte, 8)
b := 0
xgb.Put32(buf[b:], v.Client)
b += 4
xgb.Put32(buf[b:], v.Mask)
b += 4
return buf[:b]
}
// ClientIdSpecListBytes writes a list of ClientIdSpec values to a byte slice.
func ClientIdSpecListBytes(buf []byte, list []ClientIdSpec) int {
b := 0
var structBytes []byte
for _, item := range list {
structBytes = item.Bytes()
copy(buf[b:], structBytes)
b += len(structBytes)
}
return xgb.Pad(b)
}
type ClientIdValue struct {
Spec ClientIdSpec
Length uint32
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Value []uint32 // size: xgb.Pad(((int(Length) / 4) * 4))
}
// ClientIdValueRead reads a byte slice into a ClientIdValue value.
func ClientIdValueRead(buf []byte, v *ClientIdValue) int {
b := 0
v.Spec = ClientIdSpec{}
b += ClientIdSpecRead(buf[b:], &v.Spec)
v.Length = xgb.Get32(buf[b:])
b += 4
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v.Value = make([]uint32, (int(v.Length) / 4))
for i := 0; i < int((int(v.Length) / 4)); i++ {
v.Value[i] = xgb.Get32(buf[b:])
b += 4
}
return b
}
// ClientIdValueReadList reads a byte slice into a list of ClientIdValue values.
func ClientIdValueReadList(buf []byte, dest []ClientIdValue) int {
b := 0
for i := 0; i < len(dest); i++ {
dest[i] = ClientIdValue{}
b += ClientIdValueRead(buf[b:], &dest[i])
}
return xgb.Pad(b)
}
// Bytes writes a ClientIdValue value to a byte slice.
func (v ClientIdValue) Bytes() []byte {
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buf := make([]byte, (12 + xgb.Pad(((int(v.Length) / 4) * 4))))
b := 0
{
structBytes := v.Spec.Bytes()
copy(buf[b:], structBytes)
b += len(structBytes)
}
xgb.Put32(buf[b:], v.Length)
b += 4
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for i := 0; i < int((int(v.Length) / 4)); i++ {
xgb.Put32(buf[b:], v.Value[i])
b += 4
}
return buf[:b]
}
// ClientIdValueListBytes writes a list of ClientIdValue values to a byte slice.
func ClientIdValueListBytes(buf []byte, list []ClientIdValue) int {
b := 0
var structBytes []byte
for _, item := range list {
structBytes = item.Bytes()
copy(buf[b:], structBytes)
b += len(structBytes)
}
return xgb.Pad(b)
}
// ClientIdValueListSize computes the size (bytes) of a list of ClientIdValue values.
func ClientIdValueListSize(list []ClientIdValue) int {
size := 0
for _, item := range list {
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size += (12 + xgb.Pad(((int(item.Length) / 4) * 4)))
}
return size
}
type ResourceIdSpec struct {
Resource uint32
Type uint32
}
// ResourceIdSpecRead reads a byte slice into a ResourceIdSpec value.
func ResourceIdSpecRead(buf []byte, v *ResourceIdSpec) int {
b := 0
v.Resource = xgb.Get32(buf[b:])
b += 4
v.Type = xgb.Get32(buf[b:])
b += 4
return b
}
// ResourceIdSpecReadList reads a byte slice into a list of ResourceIdSpec values.
func ResourceIdSpecReadList(buf []byte, dest []ResourceIdSpec) int {
b := 0
for i := 0; i < len(dest); i++ {
dest[i] = ResourceIdSpec{}
b += ResourceIdSpecRead(buf[b:], &dest[i])
}
return xgb.Pad(b)
}
// Bytes writes a ResourceIdSpec value to a byte slice.
func (v ResourceIdSpec) Bytes() []byte {
buf := make([]byte, 8)
b := 0
xgb.Put32(buf[b:], v.Resource)
b += 4
xgb.Put32(buf[b:], v.Type)
b += 4
return buf[:b]
}
// ResourceIdSpecListBytes writes a list of ResourceIdSpec values to a byte slice.
func ResourceIdSpecListBytes(buf []byte, list []ResourceIdSpec) int {
b := 0
var structBytes []byte
for _, item := range list {
structBytes = item.Bytes()
copy(buf[b:], structBytes)
b += len(structBytes)
}
return xgb.Pad(b)
}
type ResourceSizeSpec struct {
Spec ResourceIdSpec
Bytes_ uint32
RefCount uint32
UseCount uint32
}
// ResourceSizeSpecRead reads a byte slice into a ResourceSizeSpec value.
func ResourceSizeSpecRead(buf []byte, v *ResourceSizeSpec) int {
b := 0
v.Spec = ResourceIdSpec{}
b += ResourceIdSpecRead(buf[b:], &v.Spec)
v.Bytes_ = xgb.Get32(buf[b:])
b += 4
v.RefCount = xgb.Get32(buf[b:])
b += 4
v.UseCount = xgb.Get32(buf[b:])
b += 4
return b
}
// ResourceSizeSpecReadList reads a byte slice into a list of ResourceSizeSpec values.
func ResourceSizeSpecReadList(buf []byte, dest []ResourceSizeSpec) int {
b := 0
for i := 0; i < len(dest); i++ {
dest[i] = ResourceSizeSpec{}
b += ResourceSizeSpecRead(buf[b:], &dest[i])
}
return xgb.Pad(b)
}
// Bytes writes a ResourceSizeSpec value to a byte slice.
func (v ResourceSizeSpec) Bytes() []byte {
buf := make([]byte, 20)
b := 0
{
structBytes := v.Spec.Bytes()
copy(buf[b:], structBytes)
b += len(structBytes)
}
xgb.Put32(buf[b:], v.Bytes_)
b += 4
xgb.Put32(buf[b:], v.RefCount)
b += 4
xgb.Put32(buf[b:], v.UseCount)
b += 4
return buf[:b]
}
// ResourceSizeSpecListBytes writes a list of ResourceSizeSpec values to a byte slice.
func ResourceSizeSpecListBytes(buf []byte, list []ResourceSizeSpec) int {
b := 0
var structBytes []byte
for _, item := range list {
structBytes = item.Bytes()
copy(buf[b:], structBytes)
b += len(structBytes)
}
return xgb.Pad(b)
}
type ResourceSizeValue struct {
Size ResourceSizeSpec
NumCrossReferences uint32
CrossReferences []ResourceSizeSpec // size: xgb.Pad((int(NumCrossReferences) * 20))
}
// ResourceSizeValueRead reads a byte slice into a ResourceSizeValue value.
func ResourceSizeValueRead(buf []byte, v *ResourceSizeValue) int {
b := 0
v.Size = ResourceSizeSpec{}
b += ResourceSizeSpecRead(buf[b:], &v.Size)
v.NumCrossReferences = xgb.Get32(buf[b:])
b += 4
v.CrossReferences = make([]ResourceSizeSpec, v.NumCrossReferences)
b += ResourceSizeSpecReadList(buf[b:], v.CrossReferences)
return b
}
// ResourceSizeValueReadList reads a byte slice into a list of ResourceSizeValue values.
func ResourceSizeValueReadList(buf []byte, dest []ResourceSizeValue) int {
b := 0
for i := 0; i < len(dest); i++ {
dest[i] = ResourceSizeValue{}
b += ResourceSizeValueRead(buf[b:], &dest[i])
}
return xgb.Pad(b)
}
// Bytes writes a ResourceSizeValue value to a byte slice.
func (v ResourceSizeValue) Bytes() []byte {
buf := make([]byte, (24 + xgb.Pad((int(v.NumCrossReferences) * 20))))
b := 0
{
structBytes := v.Size.Bytes()
copy(buf[b:], structBytes)
b += len(structBytes)
}
xgb.Put32(buf[b:], v.NumCrossReferences)
b += 4
b += ResourceSizeSpecListBytes(buf[b:], v.CrossReferences)
return buf[:b]
}
// ResourceSizeValueListBytes writes a list of ResourceSizeValue values to a byte slice.
func ResourceSizeValueListBytes(buf []byte, list []ResourceSizeValue) int {
b := 0
var structBytes []byte
for _, item := range list {
structBytes = item.Bytes()
copy(buf[b:], structBytes)
b += len(structBytes)
}
return xgb.Pad(b)
}
// ResourceSizeValueListSize computes the size (bytes) of a list of ResourceSizeValue values.
func ResourceSizeValueListSize(list []ResourceSizeValue) int {
size := 0
for _, item := range list {
size += (24 + xgb.Pad((int(item.NumCrossReferences) * 20)))
}
return size
}
type Type struct {
ResourceType xproto.Atom
Count uint32
}
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// TypeRead reads a byte slice into a Type value.
func TypeRead(buf []byte, v *Type) int {
b := 0
v.ResourceType = xproto.Atom(xgb.Get32(buf[b:]))
b += 4
v.Count = xgb.Get32(buf[b:])
b += 4
return b
}
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// TypeReadList reads a byte slice into a list of Type values.
func TypeReadList(buf []byte, dest []Type) int {
b := 0
for i := 0; i < len(dest); i++ {
dest[i] = Type{}
b += TypeRead(buf[b:], &dest[i])
}
return xgb.Pad(b)
}
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// Bytes writes a Type value to a byte slice.
func (v Type) Bytes() []byte {
buf := make([]byte, 8)
b := 0
xgb.Put32(buf[b:], uint32(v.ResourceType))
b += 4
xgb.Put32(buf[b:], v.Count)
b += 4
return buf[:b]
}
// TypeListBytes writes a list of Type values to a byte slice.
func TypeListBytes(buf []byte, list []Type) int {
b := 0
var structBytes []byte
for _, item := range list {
structBytes = item.Bytes()
copy(buf[b:], structBytes)
b += len(structBytes)
}
return xgb.Pad(b)
}
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// 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'
// QueryClientIdsCookie is a cookie used only for QueryClientIds requests.
type QueryClientIdsCookie struct {
*xgb.Cookie
}
// QueryClientIds sends a checked request.
// If an error occurs, it will be returned with the reply by calling QueryClientIdsCookie.Reply.
func QueryClientIds(c *xgb.Conn, NumSpecs uint32, Specs []ClientIdSpec) QueryClientIdsCookie {
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c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["X-Resource"]; !ok {
panic("Cannot issue request 'QueryClientIds' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.")
}
cookie := c.NewCookie(true, true)
c.NewRequest(queryClientIdsRequest(c, NumSpecs, Specs), cookie)
return QueryClientIdsCookie{cookie}
}
// QueryClientIdsUnchecked sends an unchecked request.
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
func QueryClientIdsUnchecked(c *xgb.Conn, NumSpecs uint32, Specs []ClientIdSpec) QueryClientIdsCookie {
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c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["X-Resource"]; !ok {
panic("Cannot issue request 'QueryClientIds' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.")
}
cookie := c.NewCookie(false, true)
c.NewRequest(queryClientIdsRequest(c, NumSpecs, Specs), cookie)
return QueryClientIdsCookie{cookie}
}
// QueryClientIdsReply represents the data returned from a QueryClientIds request.
type QueryClientIdsReply struct {
Sequence uint16 // sequence number of the request for this reply
Length uint32 // number of bytes in this reply
// padding: 1 bytes
NumIds uint32
// padding: 20 bytes
Ids []ClientIdValue // size: ClientIdValueListSize(Ids)
}
// Reply blocks and returns the reply data for a QueryClientIds request.
func (cook QueryClientIdsCookie) Reply() (*QueryClientIdsReply, error) {
buf, err := cook.Cookie.Reply()
if err != nil {
return nil, err
}
if buf == nil {
return nil, nil
}
return queryClientIdsReply(buf), nil
}
// queryClientIdsReply reads a byte slice into a QueryClientIdsReply value.
func queryClientIdsReply(buf []byte) *QueryClientIdsReply {
v := new(QueryClientIdsReply)
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.NumIds = xgb.Get32(buf[b:])
b += 4
b += 20 // padding
v.Ids = make([]ClientIdValue, v.NumIds)
b += ClientIdValueReadList(buf[b:], v.Ids)
return v
}
// queryClientIdsRequest writes a QueryClientIds request to a byte slice for transfer.
func queryClientIdsRequest(c *xgb.Conn, NumSpecs uint32, Specs []ClientIdSpec) []byte {
size := xgb.Pad((8 + xgb.Pad((int(NumSpecs) * 8))))
b := 0
buf := make([]byte, size)
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c.ExtLock.RLock()
buf[b] = c.Extensions["X-Resource"]
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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:], NumSpecs)
b += 4
b += ClientIdSpecListBytes(buf[b:], Specs)
return buf
}
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// QueryClientPixmapBytesCookie is a cookie used only for QueryClientPixmapBytes requests.
type QueryClientPixmapBytesCookie struct {
*xgb.Cookie
}
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// QueryClientPixmapBytes sends a checked request.
// If an error occurs, it will be returned with the reply by calling QueryClientPixmapBytesCookie.Reply.
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func QueryClientPixmapBytes(c *xgb.Conn, Xid uint32) QueryClientPixmapBytesCookie {
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c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["X-Resource"]; !ok {
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panic("Cannot issue request 'QueryClientPixmapBytes' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.")
}
cookie := c.NewCookie(true, true)
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c.NewRequest(queryClientPixmapBytesRequest(c, Xid), cookie)
return QueryClientPixmapBytesCookie{cookie}
}
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// QueryClientPixmapBytesUnchecked 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 QueryClientPixmapBytesUnchecked(c *xgb.Conn, Xid uint32) QueryClientPixmapBytesCookie {
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c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["X-Resource"]; !ok {
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panic("Cannot issue request 'QueryClientPixmapBytes' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.")
}
cookie := c.NewCookie(false, true)
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c.NewRequest(queryClientPixmapBytesRequest(c, Xid), cookie)
return QueryClientPixmapBytesCookie{cookie}
}
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// QueryClientPixmapBytesReply represents the data returned from a QueryClientPixmapBytes request.
type QueryClientPixmapBytesReply struct {
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Sequence uint16 // sequence number of the request for this reply
Length uint32 // number of bytes in this reply
// padding: 1 bytes
Bytes_ uint32
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BytesOverflow uint32
}
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// Reply blocks and returns the reply data for a QueryClientPixmapBytes request.
func (cook QueryClientPixmapBytesCookie) Reply() (*QueryClientPixmapBytesReply, error) {
buf, err := cook.Cookie.Reply()
if err != nil {
return nil, err
}
if buf == nil {
return nil, nil
}
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return queryClientPixmapBytesReply(buf), nil
}
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// queryClientPixmapBytesReply reads a byte slice into a QueryClientPixmapBytesReply value.
func queryClientPixmapBytesReply(buf []byte) *QueryClientPixmapBytesReply {
v := new(QueryClientPixmapBytesReply)
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.Bytes_ = xgb.Get32(buf[b:])
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b += 4
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v.BytesOverflow = xgb.Get32(buf[b:])
b += 4
return v
}
// queryClientPixmapBytesRequest writes a QueryClientPixmapBytes request to a byte slice for transfer.
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func queryClientPixmapBytesRequest(c *xgb.Conn, Xid uint32) []byte {
size := 8
b := 0
buf := make([]byte, size)
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c.ExtLock.RLock()
buf[b] = c.Extensions["X-Resource"]
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c.ExtLock.RUnlock()
b += 1
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buf[b] = 3 // request opcode
b += 1
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
b += 2
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xgb.Put32(buf[b:], Xid)
b += 4
return buf
}
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// QueryClientResourcesCookie is a cookie used only for QueryClientResources requests.
type QueryClientResourcesCookie struct {
*xgb.Cookie
}
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// QueryClientResources sends a checked request.
// If an error occurs, it will be returned with the reply by calling QueryClientResourcesCookie.Reply.
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func QueryClientResources(c *xgb.Conn, Xid uint32) QueryClientResourcesCookie {
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c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["X-Resource"]; !ok {
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panic("Cannot issue request 'QueryClientResources' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.")
}
cookie := c.NewCookie(true, true)
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c.NewRequest(queryClientResourcesRequest(c, Xid), cookie)
return QueryClientResourcesCookie{cookie}
}
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// QueryClientResourcesUnchecked 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 QueryClientResourcesUnchecked(c *xgb.Conn, Xid uint32) QueryClientResourcesCookie {
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c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["X-Resource"]; !ok {
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panic("Cannot issue request 'QueryClientResources' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.")
}
cookie := c.NewCookie(false, true)
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c.NewRequest(queryClientResourcesRequest(c, Xid), cookie)
return QueryClientResourcesCookie{cookie}
}
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// QueryClientResourcesReply represents the data returned from a QueryClientResources request.
type QueryClientResourcesReply struct {
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Sequence uint16 // sequence number of the request for this reply
Length uint32 // number of bytes in this reply
// padding: 1 bytes
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NumTypes uint32
// padding: 20 bytes
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Types []Type // size: xgb.Pad((int(NumTypes) * 8))
}
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// Reply blocks and returns the reply data for a QueryClientResources request.
func (cook QueryClientResourcesCookie) Reply() (*QueryClientResourcesReply, error) {
buf, err := cook.Cookie.Reply()
if err != nil {
return nil, err
}
if buf == nil {
return nil, nil
}
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return queryClientResourcesReply(buf), nil
}
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// queryClientResourcesReply reads a byte slice into a QueryClientResourcesReply value.
func queryClientResourcesReply(buf []byte) *QueryClientResourcesReply {
v := new(QueryClientResourcesReply)
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
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v.NumTypes = xgb.Get32(buf[b:])
b += 4
b += 20 // padding
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v.Types = make([]Type, v.NumTypes)
b += TypeReadList(buf[b:], v.Types)
return v
}
// queryClientResourcesRequest writes a QueryClientResources request to a byte slice for transfer.
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func queryClientResourcesRequest(c *xgb.Conn, Xid uint32) []byte {
size := 8
b := 0
buf := make([]byte, size)
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c.ExtLock.RLock()
buf[b] = c.Extensions["X-Resource"]
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c.ExtLock.RUnlock()
b += 1
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buf[b] = 2 // request opcode
b += 1
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
b += 2
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xgb.Put32(buf[b:], Xid)
b += 4
return buf
}
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// QueryClientsCookie is a cookie used only for QueryClients requests.
type QueryClientsCookie struct {
*xgb.Cookie
}
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// QueryClients sends a checked request.
// If an error occurs, it will be returned with the reply by calling QueryClientsCookie.Reply.
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func QueryClients(c *xgb.Conn) QueryClientsCookie {
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c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["X-Resource"]; !ok {
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panic("Cannot issue request 'QueryClients' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.")
}
cookie := c.NewCookie(true, true)
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c.NewRequest(queryClientsRequest(c), cookie)
return QueryClientsCookie{cookie}
}
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// QueryClientsUnchecked 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 QueryClientsUnchecked(c *xgb.Conn) QueryClientsCookie {
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c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["X-Resource"]; !ok {
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panic("Cannot issue request 'QueryClients' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.")
}
cookie := c.NewCookie(false, true)
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c.NewRequest(queryClientsRequest(c), cookie)
return QueryClientsCookie{cookie}
}
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// QueryClientsReply represents the data returned from a QueryClients request.
type QueryClientsReply struct {
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Sequence uint16 // sequence number of the request for this reply
Length uint32 // number of bytes in this reply
// padding: 1 bytes
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NumClients uint32
// padding: 20 bytes
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Clients []Client // size: xgb.Pad((int(NumClients) * 8))
}
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// Reply blocks and returns the reply data for a QueryClients request.
func (cook QueryClientsCookie) Reply() (*QueryClientsReply, error) {
buf, err := cook.Cookie.Reply()
if err != nil {
return nil, err
}
if buf == nil {
return nil, nil
}
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return queryClientsReply(buf), nil
}
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// queryClientsReply reads a byte slice into a QueryClientsReply value.
func queryClientsReply(buf []byte) *QueryClientsReply {
v := new(QueryClientsReply)
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
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v.NumClients = xgb.Get32(buf[b:])
b += 4
b += 20 // padding
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v.Clients = make([]Client, v.NumClients)
b += ClientReadList(buf[b:], v.Clients)
return v
}
// queryClientsRequest writes a QueryClients request to a byte slice for transfer.
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func queryClientsRequest(c *xgb.Conn) []byte {
size := 4
b := 0
buf := make([]byte, size)
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c.ExtLock.RLock()
buf[b] = c.Extensions["X-Resource"]
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c.ExtLock.RUnlock()
b += 1
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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
}
// QueryResourceBytesCookie is a cookie used only for QueryResourceBytes requests.
type QueryResourceBytesCookie struct {
*xgb.Cookie
}
// QueryResourceBytes sends a checked request.
// If an error occurs, it will be returned with the reply by calling QueryResourceBytesCookie.Reply.
func QueryResourceBytes(c *xgb.Conn, Client, NumSpecs uint32, Specs []ResourceIdSpec) QueryResourceBytesCookie {
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c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["X-Resource"]; !ok {
panic("Cannot issue request 'QueryResourceBytes' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.")
}
cookie := c.NewCookie(true, true)
c.NewRequest(queryResourceBytesRequest(c, Client, NumSpecs, Specs), cookie)
return QueryResourceBytesCookie{cookie}
}
// QueryResourceBytesUnchecked sends an unchecked request.
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
func QueryResourceBytesUnchecked(c *xgb.Conn, Client, NumSpecs uint32, Specs []ResourceIdSpec) QueryResourceBytesCookie {
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c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["X-Resource"]; !ok {
panic("Cannot issue request 'QueryResourceBytes' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.")
}
cookie := c.NewCookie(false, true)
c.NewRequest(queryResourceBytesRequest(c, Client, NumSpecs, Specs), cookie)
return QueryResourceBytesCookie{cookie}
}
// QueryResourceBytesReply represents the data returned from a QueryResourceBytes request.
type QueryResourceBytesReply struct {
Sequence uint16 // sequence number of the request for this reply
Length uint32 // number of bytes in this reply
// padding: 1 bytes
NumSizes uint32
// padding: 20 bytes
Sizes []ResourceSizeValue // size: ResourceSizeValueListSize(Sizes)
}
// Reply blocks and returns the reply data for a QueryResourceBytes request.
func (cook QueryResourceBytesCookie) Reply() (*QueryResourceBytesReply, error) {
buf, err := cook.Cookie.Reply()
if err != nil {
return nil, err
}
if buf == nil {
return nil, nil
}
return queryResourceBytesReply(buf), nil
}
// queryResourceBytesReply reads a byte slice into a QueryResourceBytesReply value.
func queryResourceBytesReply(buf []byte) *QueryResourceBytesReply {
v := new(QueryResourceBytesReply)
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.NumSizes = xgb.Get32(buf[b:])
b += 4
b += 20 // padding
v.Sizes = make([]ResourceSizeValue, v.NumSizes)
b += ResourceSizeValueReadList(buf[b:], v.Sizes)
return v
}
// queryResourceBytesRequest writes a QueryResourceBytes request to a byte slice for transfer.
func queryResourceBytesRequest(c *xgb.Conn, Client, NumSpecs uint32, Specs []ResourceIdSpec) []byte {
size := xgb.Pad((12 + xgb.Pad((int(NumSpecs) * 8))))
b := 0
buf := make([]byte, size)
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c.ExtLock.RLock()
buf[b] = c.Extensions["X-Resource"]
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c.ExtLock.RUnlock()
b += 1
buf[b] = 5 // request opcode
b += 1
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
b += 2
xgb.Put32(buf[b:], Client)
b += 4
xgb.Put32(buf[b:], NumSpecs)
b += 4
b += ResourceIdSpecListBytes(buf[b:], Specs)
return buf
}
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// QueryVersionCookie is a cookie used only for QueryVersion requests.
type QueryVersionCookie struct {
*xgb.Cookie
}
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// 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, ClientMajor, ClientMinor byte) QueryVersionCookie {
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c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["X-Resource"]; !ok {
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panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.")
}
cookie := c.NewCookie(true, true)
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c.NewRequest(queryVersionRequest(c, ClientMajor, ClientMinor), cookie)
return QueryVersionCookie{cookie}
}
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// QueryVersionUnchecked sends an unchecked request.
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// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
func QueryVersionUnchecked(c *xgb.Conn, ClientMajor, ClientMinor byte) QueryVersionCookie {
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c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["X-Resource"]; !ok {
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panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'X-Resource'. res.Init(connObj) must be called first.")
}
cookie := c.NewCookie(false, true)
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c.NewRequest(queryVersionRequest(c, ClientMajor, ClientMinor), cookie)
return QueryVersionCookie{cookie}
}
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// QueryVersionReply represents the data returned from a QueryVersion request.
type QueryVersionReply struct {
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Sequence uint16 // sequence number of the request for this reply
Length uint32 // number of bytes in this reply
// padding: 1 bytes
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ServerMajor uint16
ServerMinor uint16
}
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// 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
}
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return queryVersionReply(buf), nil
}
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// 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
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v.ServerMajor = xgb.Get16(buf[b:])
b += 2
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v.ServerMinor = xgb.Get16(buf[b:])
b += 2
return v
}
// queryVersionRequest writes a QueryVersion request to a byte slice for transfer.
func queryVersionRequest(c *xgb.Conn, ClientMajor, ClientMinor byte) []byte {
size := 8
b := 0
buf := make([]byte, size)
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c.ExtLock.RLock()
buf[b] = c.Extensions["X-Resource"]
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c.ExtLock.RUnlock()
b += 1
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buf[b] = 0 // request opcode
b += 1
xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
b += 2
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buf[b] = ClientMajor
b += 1
buf[b] = ClientMinor
b += 1
return buf
}