38 lines
1015 B
Go
38 lines
1015 B
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/internal/utils"
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)
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type blockedFrameLegacy struct {
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StreamID protocol.StreamID
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}
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// ParseBlockedFrameLegacy parses a BLOCKED frame (in gQUIC format)
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// The frame returned is
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// * a STREAM_BLOCKED frame, if the BLOCKED applies to a stream
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// * a BLOCKED frame, if the BLOCKED applies to the connection
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func ParseBlockedFrameLegacy(r *bytes.Reader, _ protocol.VersionNumber) (Frame, error) {
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if _, err := r.ReadByte(); err != nil { // read the TypeByte
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return nil, err
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}
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streamID, err := utils.BigEndian.ReadUint32(r)
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if err != nil {
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return nil, err
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}
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if streamID == 0 {
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return &BlockedFrame{}, nil
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}
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return &StreamBlockedFrame{StreamID: protocol.StreamID(streamID)}, nil
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}
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//Write writes a BLOCKED frame
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func (f *blockedFrameLegacy) Write(b *bytes.Buffer, _ protocol.VersionNumber) error {
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b.WriteByte(0x05)
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utils.BigEndian.WriteUint32(b, uint32(f.StreamID))
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return nil
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}
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