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package wire
import (
"github.com/quic-go/quic-go/internal/protocol"
"github.com/quic-go/quic-go/quicvarint"
)
// A DataBlockedFrame is a DATA_BLOCKED frame
type DataBlockedFrame struct {
MaximumData protocol.ByteCount
}
func parseDataBlockedFrame(b []byte, _ protocol.Version) (*DataBlockedFrame, int, error) {
offset, l, err := quicvarint.Parse(b)
if err != nil {
return nil, 0, replaceUnexpectedEOF(err)
}
return &DataBlockedFrame{MaximumData: protocol.ByteCount(offset)}, l, nil
}
func (f *DataBlockedFrame) Append(b []byte, version protocol.Version) ([]byte, error) {
b = append(b, byte(FrameTypeDataBlocked))
return quicvarint.Append(b, uint64(f.MaximumData)), nil
}
// Length of a written frame
func (f *DataBlockedFrame) Length(version protocol.Version) protocol.ByteCount {
return 1 + protocol.ByteCount(quicvarint.Len(uint64(f.MaximumData)))
}
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