Ivo Noorhoff / UIPEthernet

Fork for fixes

IpAddress.h@22:a0b1d0e6d237, 2020-09-26 (annotated)

Committer:
ivo_n
Date:
Sat Sep 26 08:31:41 2020 +0000
Revision:
22:a0b1d0e6d237
Parent:
16:269f652b4d0b 
Everything seems to work

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hudakz 9:a156d3de5647 1 /*
hudakz 9:a156d3de5647 2 IpAddress.h - Base class that provides IPAddress
hudakz 9:a156d3de5647 3 Copyright (c) 2011 Adrian McEwen. All right reserved.
hudakz 9:a156d3de5647 4
hudakz 9:a156d3de5647 5 Modified (ported to mbed) by Zoltan Hudak <hudakz@inbox.com>
hudakz 9:a156d3de5647 6
hudakz 9:a156d3de5647 7 This library is free software; you can redistribute it and/or
hudakz 9:a156d3de5647 8 modify it under the terms of the GNU Lesser General Public
hudakz 9:a156d3de5647 9 License as published by the Free Software Foundation; either
hudakz 9:a156d3de5647 10 version 2.1 of the License, or (at your option) any later version.
hudakz 9:a156d3de5647 11
hudakz 9:a156d3de5647 12 This library is distributed in the hope that it will be useful,
hudakz 9:a156d3de5647 13 but WITHOUT ANY WARRANTY; without even the implied warranty of
hudakz 9:a156d3de5647 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
hudakz 9:a156d3de5647 15 Lesser General Public License for more details.
hudakz 9:a156d3de5647 16
hudakz 9:a156d3de5647 17 You should have received a copy of the GNU Lesser General Public
hudakz 9:a156d3de5647 18 License along with this library; if not, write to the Free Software
hudakz 9:a156d3de5647 19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
hudakz 9:a156d3de5647 20 */
hudakz 11:647d53d146f1 21 #ifndef IPADDRESS_h
hudakz 11:647d53d146f1 22 #define IPADDRESS_h
hudakz 9:a156d3de5647 23
hudakz 9:a156d3de5647 24 #include <stdio.h>
hudakz 16:269f652b4d0b 25 #include "SocketAddress.h"
hudakz 9:a156d3de5647 26
hudakz 9:a156d3de5647 27 // A class to make it easier to handle and pass around IP addresses
hudakz 9:a156d3de5647 28
hudakz 9:a156d3de5647 29 class IpAddress
hudakz 9:a156d3de5647 30 {
hudakz 9:a156d3de5647 31 private:
hudakz 9:a156d3de5647 32 uint8_t _address[4]; // IPv4 address
hudakz 9:a156d3de5647 33
hudakz 9:a156d3de5647 34 public:
hudakz 9:a156d3de5647 35 // Constructors
hudakz 9:a156d3de5647 36 IpAddress(void);
hudakz 9:a156d3de5647 37 IpAddress(uint8_t octet1, uint8_t octet2, uint8_t octet3, uint8_t octet4);
hudakz 9:a156d3de5647 38 IpAddress(uint32_t address);
hudakz 9:a156d3de5647 39 IpAddress(const uint8_t address[4]);
hudakz 11:647d53d146f1 40 IpAddress(const char *str, size_t len);
hudakz 9:a156d3de5647 41
hudakz 9:a156d3de5647 42 // Overloaded cast operator to allow IPAddress objects to be used where a pointer
hudakz 9:a156d3de5647 43 // to a four-byte uint8_t array is expected
hudakz 9:a156d3de5647 44 operator uint32_t(void) const { return *((uint32_t*)_address); }
hudakz 9:a156d3de5647 45 bool operator==(const IpAddress& addr) const { return(*((uint32_t*)_address)) == (*((uint32_t*)addr._address)); }
hudakz 9:a156d3de5647 46 bool operator==(const uint8_t* addr) const;
hudakz 9:a156d3de5647 47
hudakz 9:a156d3de5647 48 // Overloaded index operator to allow getting and setting individual octets of the address
hudakz 9:a156d3de5647 49 uint8_t operator[](int index) const { return _address[index]; }
hudakz 9:a156d3de5647 50 uint8_t &operator[](int index) { return _address[index]; }
hudakz 9:a156d3de5647 51
hudakz 9:a156d3de5647 52 // Overloaded copy operators to allow initialisation of IPAddress objects from other types
hudakz 9:a156d3de5647 53 IpAddress &operator =(uint32_t address);
hudakz 11:647d53d146f1 54 IpAddress &operator =(const uint8_t* address);
hudakz 9:a156d3de5647 55
hudakz 9:a156d3de5647 56 // Returns IP Address as string of char
hudakz 9:a156d3de5647 57 const char* toString(char* buf);
hudakz 9:a156d3de5647 58
hudakz 16:269f652b4d0b 59 void toSocketAddress(SocketAddress* sockAddr) { sockAddr->set_ip_bytes((const void*)_address, NSAPI_IPv4); }
hudakz 16:269f652b4d0b 60
hudakz 9:a156d3de5647 61 // Access the raw byte array containing the address. Because this returns a pointer
hudakz 9:a156d3de5647 62 // to the internal structure rather than a copy of the address this function should only
hudakz 9:a156d3de5647 63 // be used when you know that the usage of the returned uint8_t* will be transient and not
hudakz 9:a156d3de5647 64 // stored.
hudakz 9:a156d3de5647 65 uint8_t* rawAddress(void) { return _address; }
hudakz 9:a156d3de5647 66
hudakz 9:a156d3de5647 67 friend class UIPEthernet;
hudakz 9:a156d3de5647 68 friend class UdpSocket;
hudakz 9:a156d3de5647 69 friend class TcpClient;
hudakz 9:a156d3de5647 70 friend class TcpServer;
hudakz 9:a156d3de5647 71 friend class DhcpClient;
hudakz 9:a156d3de5647 72 friend class DnsClient;
hudakz 9:a156d3de5647 73 };
hudakz 9:a156d3de5647 74
hudakz 9:a156d3de5647 75 const IpAddress INADDR_NONE(0, 0, 0, 0);
hudakz 9:a156d3de5647 76 #endif