26 lines
523 B
Go
26 lines
523 B
Go
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//go:build windows
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package netbind
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import (
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"syscall"
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"golang.org/x/sys/windows"
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)
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func applyIPv6OnlyControl(enabled bool) func(string, string, syscall.RawConn) error {
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return func(_, _ string, rawConn syscall.RawConn) error {
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var controlErr error
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if err := rawConn.Control(func(fd uintptr) {
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value := 0
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if enabled {
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value = 1
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}
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controlErr = windows.SetsockoptInt(windows.Handle(fd), windows.IPPROTO_IPV6, windows.IPV6_V6ONLY, value)
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}); err != nil {
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return err
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}
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return controlErr
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}
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}
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