// Copyright 2012 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // Network service port manipulations package net // parsePort parses port as a network service port number for both // TCP and UDP. func parsePort(net, port string) (int, error) { p, i, ok := dtoi(port, 0) if !ok || i != len(port) { var err error p, err = LookupPort(net, port) if err != nil { return 0, err } } if p < 0 || p > 0xFFFF { return 0, &AddrError{Err: "invalid port", Addr: port} } return p, nil }

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