mirror of
https://github.com/xjasonlyu/tun2socks.git
synced 2025-10-05 16:56:54 +08:00
22 lines
407 B
Go
Executable File
22 lines
407 B
Go
Executable File
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 bindToInterface(i *net.Interface) controlFunc {
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return func(network, address string, c syscall.RawConn) error {
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ipStr, _, _ := net.SplitHostPort(address)
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if ip := net.ParseIP(ipStr); ip != nil && !ip.IsGlobalUnicast() {
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return nil
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}
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return c.Control(func(fd uintptr) {
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unix.BindToDevice(int(fd), i.Name)
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})
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}
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}
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