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/* SPDX-License-Identifier: MIT
*
* Copyright (C) 2017-2022 WireGuard LLC. All Rights Reserved.
*/
package conn
func (bind *StdNetBind) PeekLookAtSocketFd4() (fd int, err error) {
sysconn, err := bind.ipv4.SyscallConn()
if err != nil {
return -1, err
}
err = sysconn.Control(func(f uintptr) {
fd = int(f)
})
if err != nil {
return -1, err
}
return
}
func (bind *StdNetBind) PeekLookAtSocketFd6() (fd int, err error) {
sysconn, err := bind.ipv6.SyscallConn()
if err != nil {
return -1, err
}
err = sysconn.Control(func(f uintptr) {
fd = int(f)
})
if err != nil {
return -1, err
}
return
}
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