IPAddress.h

/*
 * IPAddress.h - Base class that provides IPAddress
 * Copyright (c) 2011 Adrian McEwen.  All right reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 *
 * Modified by Marcelo Aquino <[email protected]> for MySensors use
 */
 
#ifndef IPAddress_h
#define IPAddress_h
 
#include <stdint.h>
#include <string>
 
class IPAddress
{
private:
    union {
        uint8_t bytes[4]; 
        uint32_t dword; 
    } _address;
 
    uint8_t* raw_address()
    {
        return _address.bytes;
    }
 
public:
    IPAddress();
    IPAddress(uint8_t first_octet, uint8_t second_octet, uint8_t third_octet, uint8_t fourth_octet);
    explicit IPAddress(uint32_t address);
    explicit IPAddress(const uint8_t *address);
    bool fromString(const char *address);
    bool fromString(const std::string &address)
    {
        return fromString(address.c_str());
    }
    operator uint32_t() const
    {
        return _address.dword;
    }
    bool operator==(const IPAddress& addr) const
    {
        return _address.dword == addr._address.dword;
    }
    bool operator==(uint32_t addr) const
    {
        return _address.dword == addr;
    }
    bool operator==(const uint8_t* addr) const;
    uint8_t operator[](int index) const
    {
        return _address.bytes[index];
    }
    uint8_t& operator[](int index)
    {
        return _address.bytes[index];
    }
    IPAddress& operator=(const uint8_t *address);
    IPAddress& operator=(uint32_t address);
    std::string toString();
 
    friend class Client;
};
 
#endif