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streams_blocked_frame.go
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/
streams_blocked_frame.go
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package wire
import (
"bytes"
"v2ray.com/core/external/github.com/lucas-clemente/quic-go/internal/protocol"
"v2ray.com/core/external/github.com/lucas-clemente/quic-go/internal/utils"
)
// A StreamsBlockedFrame is a STREAMS_BLOCKED frame
type StreamsBlockedFrame struct {
Type protocol.StreamType
StreamLimit uint64
}
func parseStreamsBlockedFrame(r *bytes.Reader, _ protocol.VersionNumber) (*StreamsBlockedFrame, error) {
typeByte, err := r.ReadByte()
if err != nil {
return nil, err
}
f := &StreamsBlockedFrame{}
switch typeByte {
case 0x16:
f.Type = protocol.StreamTypeBidi
case 0x17:
f.Type = protocol.StreamTypeUni
}
streamLimit, err := utils.ReadVarInt(r)
if err != nil {
return nil, err
}
f.StreamLimit = streamLimit
return f, nil
}
func (f *StreamsBlockedFrame) Write(b *bytes.Buffer, _ protocol.VersionNumber) error {
switch f.Type {
case protocol.StreamTypeBidi:
b.WriteByte(0x16)
case protocol.StreamTypeUni:
b.WriteByte(0x17)
}
utils.WriteVarInt(b, f.StreamLimit)
return nil
}
// Length of a written frame
func (f *StreamsBlockedFrame) Length(_ protocol.VersionNumber) protocol.ByteCount {
return 1 + utils.VarIntLen(f.StreamLimit)
}