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