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Fix incorrect UDP length in Torjan Packet Addr #2424

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merged 1 commit into from
Mar 19, 2023
Merged

Fix incorrect UDP length in Torjan Packet Addr #2424

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4 changes: 2 additions & 2 deletions proxy/trojan/client.go
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Original file line number Diff line number Diff line change
Expand Up @@ -92,7 +92,7 @@ func (c *Client) Process(ctx context.Context, link *transport.Link, dialer inter
defer timer.SetTimeout(sessionPolicy.Timeouts.DownlinkOnly)

var buffer [2048]byte
_, addr, err := packetConn.ReadFrom(buffer[:])
n, addr, err := packetConn.ReadFrom(buffer[:])
if err != nil {
return newError("failed to read a packet").Base(err)
}
Expand All @@ -103,7 +103,7 @@ func (c *Client) Process(ctx context.Context, link *transport.Link, dialer inter
packetWriter := &PacketWriter{Writer: connWriter, Target: dest}

// write some request payload to buffer
if _, err := packetWriter.WriteTo(buffer[:], addr); err != nil {
if _, err := packetWriter.WriteTo(buffer[:n], addr); err != nil {
return newError("failed to write a request payload").Base(err)
}

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