123
IpAddress.h
- Committer:
- advxolltm
- Date:
- 2022-06-06
- Revision:
- 19:543c2d21e510
- Parent:
- 16:269f652b4d0b
File content as of revision 19:543c2d21e510:
/* IpAddress.h - Base class that provides IPAddress Copyright (c) 2011 Adrian McEwen. All right reserved. Modified (ported to mbed) by Zoltan Hudak <hudakz@inbox.com> 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 */ #ifndef IPADDRESS_h #define IPADDRESS_h #include <stdio.h> #include "SocketAddress.h" // A class to make it easier to handle and pass around IP addresses class IpAddress { private: uint8_t _address[4]; // IPv4 address public: // Constructors IpAddress(void); IpAddress(uint8_t octet1, uint8_t octet2, uint8_t octet3, uint8_t octet4); IpAddress(uint32_t address); IpAddress(const uint8_t address[4]); IpAddress(const char *str, size_t len); // Overloaded cast operator to allow IPAddress objects to be used where a pointer // to a four-byte uint8_t array is expected operator uint32_t(void) const { return *((uint32_t*)_address); } bool operator==(const IpAddress& addr) const { return(*((uint32_t*)_address)) == (*((uint32_t*)addr._address)); } bool operator==(const uint8_t* addr) const; // Overloaded index operator to allow getting and setting individual octets of the address uint8_t operator[](int index) const { return _address[index]; } uint8_t &operator[](int index) { return _address[index]; } // Overloaded copy operators to allow initialisation of IPAddress objects from other types IpAddress &operator =(uint32_t address); IpAddress &operator =(const uint8_t* address); // Returns IP Address as string of char const char* toString(char* buf); void toSocketAddress(SocketAddress* sockAddr) { sockAddr->set_ip_bytes((const void*)_address, NSAPI_IPv4); } // Access the raw byte array containing the address. Because this returns a pointer // to the internal structure rather than a copy of the address this function should only // be used when you know that the usage of the returned uint8_t* will be transient and not // stored. uint8_t* rawAddress(void) { return _address; } friend class UIPEthernet; friend class UdpSocket; friend class TcpClient; friend class TcpServer; friend class DhcpClient; friend class DnsClient; }; const IpAddress INADDR_NONE(0, 0, 0, 0); #endif