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v2fly/transport/internet/tcp/sockopt_freebsd.go
2022-01-02 15:16:23 +00:00

25 lines
651 B
Go

//go:build freebsd
// +build freebsd
package tcp
import (
"github.com/v2fly/v2ray-core/v5/common/net"
"github.com/v2fly/v2ray-core/v5/transport/internet"
)
// GetOriginalDestination from tcp conn
func GetOriginalDestination(conn internet.Connection) (net.Destination, error) {
la := conn.LocalAddr()
ra := conn.RemoteAddr()
ip, port, err := internet.OriginalDst(la, ra)
if err != nil {
return net.Destination{}, newError("failed to get destination").Base(err)
}
dest := net.TCPDestination(net.IPAddress(ip), net.Port(port))
if !dest.IsValid() {
return net.Destination{}, newError("failed to parse destination.")
}
return dest, nil
}