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https://github.com/xjasonlyu/tun2socks.git
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22 lines
357 B
Go
22 lines
357 B
Go
package dialer
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import (
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"syscall"
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"golang.org/x/sys/unix"
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)
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func setMark(m int) controlFunc {
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return func(_, _ string, c syscall.RawConn) (err error) {
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var innerErr error
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err = c.Control(func(fd uintptr) {
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innerErr = unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, unix.SO_MARK, m)
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})
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if innerErr != nil {
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err = innerErr
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}
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return
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}
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}
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