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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef REMOTING_PROTOCOL_PORT_RANGE_H_
#define REMOTING_PROTOCOL_PORT_RANGE_H_
#include <ostream>
#include <string>
#include "base/basictypes.h"
namespace remoting {
// Wrapper for a value of UdpPortRange policy.
struct PortRange {
// Both |min_port| and |max_port| are inclusive.
uint16 min_port;
uint16 max_port;
// Returns true if |port_range| passed to Parse was an empty string
// (or if |this| has been initialized by the default constructor below).
inline bool is_null() const { return (min_port == 0) && (max_port == 0); }
// Parse string in the form "<min_port>-<max_port>". E.g. "12400-12409".
// Returns true if string was parsed successfuly.
//
// Returns false and doesn't modify |result| if parsing fails (i.e. when
// |port_range| doesn't represent a valid port range).
static bool Parse(const std::string& port_range, PortRange* result);
PortRange() : min_port(0), max_port(0) {}
};
std::ostream& operator<<(std::ostream& os, const PortRange& port_range);
} // namespace remoting
#endif // REMOTING_PROTOCOL_PORT_RANGE_H_
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