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hayzamjs
38 lines
768 B
Go
38 lines
768 B
Go
// SPDX-License-Identifier: BSD-2-Clause
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//
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// Copyright (c) 2025 The FreeBSD Foundation.
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//
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// This software was developed by Hayzam Sherif <hayzam@alchemilla.io>
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// of Alchemilla Ventures Pvt. Ltd. <hello@alchemilla.io>,
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// under sponsorship from the FreeBSD Foundation.
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package network
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import (
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"fmt"
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"net"
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"strconv"
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)
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func TryBindToPort(ip string, port int, proto string) error {
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addr := net.JoinHostPort(ip, strconv.Itoa(port))
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switch proto {
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case "tcp", "tcp4", "tcp6":
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ln, err := net.Listen(proto, addr)
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if err != nil {
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return err
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}
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return ln.Close()
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case "udp", "udp4", "udp6":
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pc, err := net.ListenPacket(proto, addr)
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if err != nil {
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return err
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}
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return pc.Close()
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}
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return fmt.Errorf("unsupported protocol: %s", proto)
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}
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