route/vendor/github.com/lucas-clemente/quic-go/frames/blocked_frame.go

45 lines
913 B
Go

package frames
import (
"bytes"
"github.com/lucas-clemente/quic-go/protocol"
"github.com/lucas-clemente/quic-go/utils"
)
// A BlockedFrame in QUIC
type BlockedFrame struct {
StreamID protocol.StreamID
}
//Write writes a BlockedFrame frame
func (f *BlockedFrame) Write(b *bytes.Buffer, version protocol.VersionNumber) error {
b.WriteByte(0x05)
utils.WriteUint32(b, uint32(f.StreamID))
return nil
}
// MinLength of a written frame
func (f *BlockedFrame) MinLength(version protocol.VersionNumber) (protocol.ByteCount, error) {
return 1 + 4, nil
}
// ParseBlockedFrame parses a BLOCKED frame
func ParseBlockedFrame(r *bytes.Reader) (*BlockedFrame, error) {
frame := &BlockedFrame{}
// read the TypeByte
_, err := r.ReadByte()
if err != nil {
return nil, err
}
sid, err := utils.ReadUint32(r)
if err != nil {
return nil, err
}
frame.StreamID = protocol.StreamID(sid)
return frame, nil
}