30 lines
775 B
Go
30 lines
775 B
Go
package net
|
|
|
|
import (
|
|
"context"
|
|
"net"
|
|
|
|
"github.com/sagernet/sing/common"
|
|
"github.com/sagernet/sing/common/bufio"
|
|
"github.com/sagernet/sing/common/network"
|
|
)
|
|
|
|
var NewExtendedConn = bufio.NewExtendedConn
|
|
var NewExtendedWriter = bufio.NewExtendedWriter
|
|
var NewExtendedReader = bufio.NewExtendedReader
|
|
|
|
type ExtendedConn = network.ExtendedConn
|
|
type ExtendedWriter = network.ExtendedWriter
|
|
type ExtendedReader = network.ExtendedReader
|
|
|
|
func NeedHandshake(conn any) bool {
|
|
if earlyConn, isEarlyConn := common.Cast[network.EarlyConn](conn); isEarlyConn && earlyConn.NeedHandshake() {
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
|
|
// Relay copies between left and right bidirectionally.
|
|
func Relay(leftConn, rightConn net.Conn) {
|
|
_ = bufio.CopyConn(context.TODO(), leftConn, rightConn)
|
|
}
|