forked from quic-go/quic-go
f12ee48617
* wire: add benchmarks for the frame parser * wire: use quicvarint.Parse when parsing frames * wire: always use io.EOF for too short frames
34 lines
934 B
Go
34 lines
934 B
Go
package wire
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import (
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"github.com/quic-go/quic-go/internal/protocol"
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"github.com/quic-go/quic-go/quicvarint"
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)
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// A MaxDataFrame carries flow control information for the connection
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type MaxDataFrame struct {
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MaximumData protocol.ByteCount
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}
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// parseMaxDataFrame parses a MAX_DATA frame
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func parseMaxDataFrame(b []byte, _ protocol.Version) (*MaxDataFrame, int, error) {
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frame := &MaxDataFrame{}
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byteOffset, l, err := quicvarint.Parse(b)
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if err != nil {
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return nil, 0, replaceUnexpectedEOF(err)
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}
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frame.MaximumData = protocol.ByteCount(byteOffset)
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return frame, l, nil
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}
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func (f *MaxDataFrame) Append(b []byte, _ protocol.Version) ([]byte, error) {
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b = append(b, maxDataFrameType)
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b = quicvarint.Append(b, uint64(f.MaximumData))
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return b, nil
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}
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// Length of a written frame
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func (f *MaxDataFrame) Length(_ protocol.Version) protocol.ByteCount {
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return 1 + protocol.ByteCount(quicvarint.Len(uint64(f.MaximumData)))
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}
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