2018-11-20 17:51:25 -05:00
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package wire
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import (
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"bytes"
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2019-01-17 09:33:18 -05:00
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"v2ray.com/core/external/github.com/lucas-clemente/quic-go/internal/protocol"
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"v2ray.com/core/external/github.com/lucas-clemente/quic-go/internal/utils"
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2018-11-20 17:51:25 -05:00
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)
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2018-11-23 11:04:53 -05:00
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// A MaxStreamDataFrame is a MAX_STREAM_DATA frame
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2018-11-20 17:51:25 -05:00
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type MaxStreamDataFrame struct {
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StreamID protocol.StreamID
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ByteOffset protocol.ByteCount
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}
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func parseMaxStreamDataFrame(r *bytes.Reader, version protocol.VersionNumber) (*MaxStreamDataFrame, 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 := utils.ReadVarInt(r)
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if err != nil {
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return nil, err
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}
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2018-11-23 11:04:53 -05:00
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offset, err := utils.ReadVarInt(r)
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2018-11-20 17:51:25 -05:00
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if err != nil {
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return nil, err
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}
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2018-11-23 11:04:53 -05:00
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return &MaxStreamDataFrame{
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StreamID: protocol.StreamID(sid),
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ByteOffset: protocol.ByteCount(offset),
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}, nil
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2018-11-20 17:51:25 -05:00
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}
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func (f *MaxStreamDataFrame) Write(b *bytes.Buffer, version protocol.VersionNumber) error {
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2018-11-23 11:04:53 -05:00
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b.WriteByte(0x11)
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2018-11-20 17:51:25 -05:00
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utils.WriteVarInt(b, uint64(f.StreamID))
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utils.WriteVarInt(b, uint64(f.ByteOffset))
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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 *MaxStreamDataFrame) Length(version protocol.VersionNumber) protocol.ByteCount {
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return 1 + utils.VarIntLen(uint64(f.StreamID)) + utils.VarIntLen(uint64(f.ByteOffset))
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}
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