47 lines
1.2 KiB
Go
47 lines
1.2 KiB
Go
package wire
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import (
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"bytes"
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"github.com/lucas-clemente/quic-go/internal/protocol"
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"github.com/lucas-clemente/quic-go/quicvarint"
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)
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// A StreamDataBlockedFrame is a STREAM_DATA_BLOCKED frame
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type StreamDataBlockedFrame struct {
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StreamID protocol.StreamID
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MaximumStreamData protocol.ByteCount
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}
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func parseStreamDataBlockedFrame(r *bytes.Reader, _ protocol.VersionNumber) (*StreamDataBlockedFrame, error) {
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if _, err := r.ReadByte(); err != nil {
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return nil, err
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}
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sid, err := quicvarint.Read(r)
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if err != nil {
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return nil, err
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}
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offset, err := quicvarint.Read(r)
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if err != nil {
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return nil, err
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}
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return &StreamDataBlockedFrame{
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StreamID: protocol.StreamID(sid),
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MaximumStreamData: protocol.ByteCount(offset),
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}, nil
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}
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func (f *StreamDataBlockedFrame) Write(b *bytes.Buffer, version protocol.VersionNumber) error {
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b.WriteByte(0x15)
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quicvarint.Write(b, uint64(f.StreamID))
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quicvarint.Write(b, uint64(f.MaximumStreamData))
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return nil
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}
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// Length of a written frame
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func (f *StreamDataBlockedFrame) Length(version protocol.VersionNumber) protocol.ByteCount {
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return 1 + quicvarint.Len(uint64(f.StreamID)) + quicvarint.Len(uint64(f.MaximumStreamData))
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}
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