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@ -1,21 +1,21 @@
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/*
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IPAddress.h - Base class that provides IPAddress
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Copyright (c) 2011 Adrian McEwen. All right reserved.
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IPAddress.h - Base class that provides IPAddress
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Copyright (c) 2011 Adrian McEwen. All right reserved.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef IPAddress_h
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#define IPAddress_h
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@ -25,51 +25,60 @@
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// A class to make it easier to handle and pass around IP addresses
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class IPAddress : public Printable {
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private:
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union {
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uint8_t bytes[4]; // IPv4 address
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uint32_t dword;
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} _address;
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class IPAddress: public Printable {
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private:
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union {
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uint8_t bytes[4]; // IPv4 address
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uint32_t dword;
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} _address;
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// Access the raw byte array containing the address. Because this returns a pointer
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// to the internal structure rather than a copy of the address this function should only
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// be used when you know that the usage of the returned uint8_t* will be transient and not
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// stored.
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uint8_t* raw_address() { return _address.bytes; };
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// Access the raw byte array containing the address. Because this returns a pointer
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// to the internal structure rather than a copy of the address this function should only
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// be used when you know that the usage of the returned uint8_t* will be transient and not
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// stored.
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uint8_t* raw_address() {
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return _address.bytes;
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}
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public:
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// Constructors
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IPAddress();
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IPAddress(uint8_t first_octet, uint8_t second_octet, uint8_t third_octet, uint8_t fourth_octet);
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IPAddress(uint32_t address);
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IPAddress(const uint8_t *address);
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public:
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// Constructors
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IPAddress();
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IPAddress(uint8_t first_octet, uint8_t second_octet, uint8_t third_octet, uint8_t fourth_octet);
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IPAddress(uint32_t address);
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IPAddress(const uint8_t *address);
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// Overloaded cast operator to allow IPAddress objects to be used where a pointer
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// to a four-byte uint8_t array is expected
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operator uint32_t() const { return _address.dword; };
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bool operator==(const IPAddress& addr) const { return _address.dword == addr._address.dword; };
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bool operator==(const uint8_t* addr) const;
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// Overloaded cast operator to allow IPAddress objects to be used where a pointer
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// to a four-byte uint8_t array is expected
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operator uint32_t() const {
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return _address.dword;
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}
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bool operator==(const IPAddress& addr) const {
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return _address.dword == addr._address.dword;
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}
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bool operator==(const uint8_t* addr) const;
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// Overloaded index operator to allow getting and setting individual octets of the address
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uint8_t operator[](int index) const { return _address.bytes[index]; };
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uint8_t& operator[](int index) { return _address.bytes[index]; };
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// Overloaded index operator to allow getting and setting individual octets of the address
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uint8_t operator[](int index) const {
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return _address.bytes[index];
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}
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uint8_t& operator[](int index) {
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return _address.bytes[index];
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}
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// Overloaded copy operators to allow initialisation of IPAddress objects from other types
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IPAddress& operator=(const uint8_t *address);
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IPAddress& operator=(uint32_t address);
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// Overloaded copy operators to allow initialisation of IPAddress objects from other types
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IPAddress& operator=(const uint8_t *address);
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IPAddress& operator=(uint32_t address);
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virtual size_t printTo(Print& p) const;
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virtual size_t printTo(Print& p) const;
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friend class EthernetClass;
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friend class UDP;
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friend class Client;
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friend class Server;
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friend class DhcpClass;
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friend class DNSClient;
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friend class EthernetClass;
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friend class UDP;
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friend class Client;
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friend class Server;
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friend class DhcpClass;
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friend class DNSClient;
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};
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const IPAddress INADDR_NONE(0,0,0,0);
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const IPAddress INADDR_NONE(0, 0, 0, 0);
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#endif
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