35 lines
622 B
Go
35 lines
622 B
Go
/* SPDX-License-Identifier: MIT
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*
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* Copyright (C) 2017-2020 WireGuard LLC. All Rights Reserved.
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*/
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package conn
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func (bind *nativeBind) PeekLookAtSocketFd4() (fd int, err error) {
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sysconn, err := bind.ipv4.SyscallConn()
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if err != nil {
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return -1, err
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}
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err = sysconn.Control(func(f uintptr) {
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fd = int(f)
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})
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if err != nil {
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return -1, err
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}
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return
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}
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func (bind *nativeBind) PeekLookAtSocketFd6() (fd int, err error) {
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sysconn, err := bind.ipv6.SyscallConn()
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if err != nil {
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return -1, err
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}
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err = sysconn.Control(func(f uintptr) {
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fd = int(f)
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})
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if err != nil {
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return -1, err
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}
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return
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}
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