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v2fly/transport/internet/sockopt_darwin.go
Darien Raymond e35e3e6e53
comment
2018-10-14 20:18:09 +02:00

55 lines
1.4 KiB
Go

package internet
import (
"syscall"
"v2ray.com/core/common/net"
)
const (
// TCP_FASTOPEN is the socket option on darwin for TCP fast open.
TCP_FASTOPEN = 0x105
// TCP_FASTOPEN_SERVER is the value to enable TCP fast open on darwin for server connections.
TCP_FASTOPEN_SERVER = 0x01
// TCP_FASTOPEN_CLIENT is the value to enable TCP fast open on darwin for client connections.
TCP_FASTOPEN_CLIENT = 0x02
)
func applyOutboundSocketOptions(network string, address string, fd uintptr, config *SocketConfig) error {
if isTCPSocket(network) {
switch config.Tfo {
case SocketConfig_Enable:
if err := syscall.SetsockoptInt(int(fd), syscall.IPPROTO_TCP, TCP_FASTOPEN, TCP_FASTOPEN_CLIENT); err != nil {
return err
}
case SocketConfig_Disable:
if err := syscall.SetsockoptInt(int(fd), syscall.IPPROTO_TCP, TCP_FASTOPEN, 0); err != nil {
return err
}
}
}
return nil
}
func applyInboundSocketOptions(network string, fd uintptr, config *SocketConfig) error {
if isTCPSocket(network) {
switch config.Tfo {
case SocketConfig_Enable:
if err := syscall.SetsockoptInt(int(fd), syscall.IPPROTO_TCP, TCP_FASTOPEN, TCP_FASTOPEN_SERVER); err != nil {
return err
}
case SocketConfig_Disable:
if err := syscall.SetsockoptInt(int(fd), syscall.IPPROTO_TCP, TCP_FASTOPEN, 0); err != nil {
return err
}
}
}
return nil
}
func bindAddr(fd uintptr, address net.Address, port net.Port) error {
return nil
}