forked from v2fly/v2ray-core
/
data_blocked_frame.go
38 lines (32 loc) · 978 Bytes
/
data_blocked_frame.go
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package wire
import (
"bytes"
"v2ray.com/core/external/github.com/lucas-clemente/quic-go/internal/protocol"
"v2ray.com/core/external/github.com/lucas-clemente/quic-go/internal/utils"
)
// A DataBlockedFrame is a DATA_BLOCKED frame
type DataBlockedFrame struct {
DataLimit protocol.ByteCount
}
func parseDataBlockedFrame(r *bytes.Reader, _ protocol.VersionNumber) (*DataBlockedFrame, error) {
if _, err := r.ReadByte(); err != nil {
return nil, err
}
offset, err := utils.ReadVarInt(r)
if err != nil {
return nil, err
}
return &DataBlockedFrame{
DataLimit: protocol.ByteCount(offset),
}, nil
}
func (f *DataBlockedFrame) Write(b *bytes.Buffer, version protocol.VersionNumber) error {
typeByte := uint8(0x14)
b.WriteByte(typeByte)
utils.WriteVarInt(b, uint64(f.DataLimit))
return nil
}
// Length of a written frame
func (f *DataBlockedFrame) Length(version protocol.VersionNumber) protocol.ByteCount {
return 1 + utils.VarIntLen(uint64(f.DataLimit))
}