mirror of
https://github.com/xjasonlyu/tun2socks.git
synced 2026-04-23 00:07:30 +08:00
Jason Lyu
26 lines
589 B
Go
26 lines
589 B
Go
package dialer
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import (
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"net"
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"syscall"
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"golang.org/x/sys/unix"
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)
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func WithBindToInterface(iface *net.Interface) SocketOption {
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device := iface.Name
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return SocketOptionFunc(func(_, _ string, c syscall.RawConn) error {
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return rawConnControl(c, func(fd uintptr) error {
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return unix.BindToDevice(int(fd), device)
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})
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})
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}
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func WithRoutingMark(mark int) SocketOption {
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return SocketOptionFunc(func(_, _ string, c syscall.RawConn) error {
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return rawConnControl(c, func(fd uintptr) error {
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return unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, unix.SO_MARK, mark)
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})
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})
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}
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