mirror of
https://github.com/DNSCrypt/dnscrypt-proxy.git
synced 2025-04-04 21:57:44 +03:00
40 lines
1.3 KiB
Go
40 lines
1.3 KiB
Go
package main
|
|
|
|
import (
|
|
"net"
|
|
"syscall"
|
|
)
|
|
|
|
func (proxy *Proxy) udpListenerConfig() (*net.ListenConfig, error) {
|
|
return &net.ListenConfig{
|
|
Control: func(network, address string, c syscall.RawConn) error {
|
|
_ = c.Control(func(fd uintptr) {
|
|
_ = syscall.SetsockoptInt(int(fd), syscall.IPPROTO_IP, syscall.IP_FREEBIND, 1)
|
|
_ = syscall.SetsockoptInt(int(fd), syscall.IPPROTO_IP, syscall.IP_DF, 0)
|
|
_ = syscall.SetsockoptInt(int(fd), syscall.IPPROTO_IP, syscall.IP_TOS, 0x70)
|
|
_ = syscall.SetsockoptInt(
|
|
int(fd),
|
|
syscall.IPPROTO_IP,
|
|
syscall.IP_MTU_DISCOVER,
|
|
syscall.IP_PMTUDISC_DONT,
|
|
)
|
|
_ = syscall.SetsockoptInt(int(fd), syscall.SOL_SOCKET, syscall.SO_RCVBUFFORCE, 4096)
|
|
_ = syscall.SetsockoptInt(int(fd), syscall.SOL_SOCKET, syscall.SO_SNDBUFFORCE, 4096)
|
|
})
|
|
return nil
|
|
},
|
|
}, nil
|
|
}
|
|
|
|
func (proxy *Proxy) tcpListenerConfig() (*net.ListenConfig, error) {
|
|
return &net.ListenConfig{
|
|
Control: func(network, address string, c syscall.RawConn) error {
|
|
_ = c.Control(func(fd uintptr) {
|
|
_ = syscall.SetsockoptInt(int(fd), syscall.IPPROTO_IP, syscall.IP_FREEBIND, 1)
|
|
_ = syscall.SetsockoptInt(int(fd), syscall.IPPROTO_IP, syscall.IP_TOS, 0x70)
|
|
_ = syscall.SetsockoptInt(int(fd), syscall.IPPROTO_TCP, syscall.TCP_QUICKACK, 1)
|
|
})
|
|
return nil
|
|
},
|
|
}, nil
|
|
}
|