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https://github.com/v2fly/v2ray-core.git
synced 2025-01-05 00:47:51 -05:00
45 lines
1.1 KiB
Go
45 lines
1.1 KiB
Go
package wire
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import (
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"bytes"
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"io"
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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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)
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// A NewTokenFrame is a NEW_TOKEN frame
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type NewTokenFrame struct {
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Token []byte
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}
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func parseNewTokenFrame(r *bytes.Reader, _ protocol.VersionNumber) (*NewTokenFrame, 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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tokenLen, 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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if uint64(r.Len()) < tokenLen {
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return nil, io.EOF
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}
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token := make([]byte, int(tokenLen))
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if _, err := io.ReadFull(r, token); err != nil {
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return nil, err
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}
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return &NewTokenFrame{Token: token}, nil
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}
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func (f *NewTokenFrame) Write(b *bytes.Buffer, _ protocol.VersionNumber) error {
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b.WriteByte(0x7)
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utils.WriteVarInt(b, uint64(len(f.Token)))
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b.Write(f.Token)
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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 *NewTokenFrame) Length(protocol.VersionNumber) protocol.ByteCount {
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return 1 + utils.VarIntLen(uint64(len(f.Token))) + protocol.ByteCount(len(f.Token))
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}
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