Rik Van Dyck / Mbed 2 deprecated Project_Embedded_C

Project_Embedded_C

Dependencies:   mbed DS1307 Servo TextLCD

NetServices/core/ipaddr.cpp@2:55b6fd49b738, 2014-12-18 (annotated)

Committer:
rikvandyck
Date:
Thu Dec 18 10:43:07 2014 +0000
Revision:
2:55b6fd49b738
Parent:
0:e1edd52b1ee2 
Project_Embedded_C

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rikvandyck 0:e1edd52b1ee2 1
rikvandyck 0:e1edd52b1ee2 2 /*
rikvandyck 0:e1edd52b1ee2 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
rikvandyck 0:e1edd52b1ee2 4
rikvandyck 0:e1edd52b1ee2 5 Permission is hereby granted, free of charge, to any person obtaining a copy
rikvandyck 0:e1edd52b1ee2 6 of this software and associated documentation files (the "Software"), to deal
rikvandyck 0:e1edd52b1ee2 7 in the Software without restriction, including without limitation the rights
rikvandyck 0:e1edd52b1ee2 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
rikvandyck 0:e1edd52b1ee2 9 copies of the Software, and to permit persons to whom the Software is
rikvandyck 0:e1edd52b1ee2 10 furnished to do so, subject to the following conditions:
rikvandyck 0:e1edd52b1ee2 11
rikvandyck 0:e1edd52b1ee2 12 The above copyright notice and this permission notice shall be included in
rikvandyck 0:e1edd52b1ee2 13 all copies or substantial portions of the Software.
rikvandyck 0:e1edd52b1ee2 14
rikvandyck 0:e1edd52b1ee2 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
rikvandyck 0:e1edd52b1ee2 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
rikvandyck 0:e1edd52b1ee2 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
rikvandyck 0:e1edd52b1ee2 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
rikvandyck 0:e1edd52b1ee2 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
rikvandyck 0:e1edd52b1ee2 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
rikvandyck 0:e1edd52b1ee2 21 THE SOFTWARE.
rikvandyck 0:e1edd52b1ee2 22 */
rikvandyck 0:e1edd52b1ee2 23
rikvandyck 0:e1edd52b1ee2 24 #include "ipaddr.h"
rikvandyck 0:e1edd52b1ee2 25
rikvandyck 0:e1edd52b1ee2 26 #include "netCfg.h"
rikvandyck 0:e1edd52b1ee2 27 #if NET_LWIP_STACK
rikvandyck 0:e1edd52b1ee2 28 #include "lwip/ip_addr.h"
rikvandyck 0:e1edd52b1ee2 29 #endif
rikvandyck 0:e1edd52b1ee2 30
rikvandyck 0:e1edd52b1ee2 31
rikvandyck 0:e1edd52b1ee2 32 #if NET_LWIP_STACK
rikvandyck 0:e1edd52b1ee2 33 IpAddr::IpAddr(ip_addr_t* pIp)
rikvandyck 0:e1edd52b1ee2 34 {
rikvandyck 0:e1edd52b1ee2 35 *((uint32_t*)m_ip) = pIp->addr;
rikvandyck 0:e1edd52b1ee2 36 }
rikvandyck 0:e1edd52b1ee2 37 #endif
rikvandyck 0:e1edd52b1ee2 38
rikvandyck 0:e1edd52b1ee2 39 ///Initializes IP address with provided values
rikvandyck 0:e1edd52b1ee2 40 IpAddr::IpAddr(uint8_t ip0, uint8_t ip1, uint8_t ip2, uint8_t ip3)
rikvandyck 0:e1edd52b1ee2 41 {
rikvandyck 0:e1edd52b1ee2 42 //We are in LE
rikvandyck 0:e1edd52b1ee2 43 m_ip[0] = ip0;
rikvandyck 0:e1edd52b1ee2 44 m_ip[1] = ip1;
rikvandyck 0:e1edd52b1ee2 45 m_ip[2] = ip2;
rikvandyck 0:e1edd52b1ee2 46 m_ip[3] = ip3;
rikvandyck 0:e1edd52b1ee2 47 }
rikvandyck 0:e1edd52b1ee2 48
rikvandyck 0:e1edd52b1ee2 49 ///Initializes IP address with null values
rikvandyck 0:e1edd52b1ee2 50 IpAddr::IpAddr()
rikvandyck 0:e1edd52b1ee2 51 {
rikvandyck 0:e1edd52b1ee2 52 m_ip[0] = 0;
rikvandyck 0:e1edd52b1ee2 53 m_ip[1] = 0;
rikvandyck 0:e1edd52b1ee2 54 m_ip[2] = 0;
rikvandyck 0:e1edd52b1ee2 55 m_ip[3] = 0;
rikvandyck 0:e1edd52b1ee2 56 }
rikvandyck 0:e1edd52b1ee2 57
rikvandyck 0:e1edd52b1ee2 58
rikvandyck 0:e1edd52b1ee2 59 #if NET_LWIP_STACK
rikvandyck 0:e1edd52b1ee2 60 ip_addr_t IpAddr::getStruct() const
rikvandyck 0:e1edd52b1ee2 61 {
rikvandyck 0:e1edd52b1ee2 62 ip_addr_t ip_struct;
rikvandyck 0:e1edd52b1ee2 63 ip_struct.addr = *((uint32_t*)m_ip);
rikvandyck 0:e1edd52b1ee2 64 return ip_struct;
rikvandyck 0:e1edd52b1ee2 65 }
rikvandyck 0:e1edd52b1ee2 66 #endif
rikvandyck 0:e1edd52b1ee2 67
rikvandyck 0:e1edd52b1ee2 68 uint8_t IpAddr::operator[](unsigned int i) const
rikvandyck 0:e1edd52b1ee2 69 {
rikvandyck 0:e1edd52b1ee2 70 uint8_t null = 0;
rikvandyck 0:e1edd52b1ee2 71 if( i > 3 )
rikvandyck 0:e1edd52b1ee2 72 return null;
rikvandyck 0:e1edd52b1ee2 73 return m_ip[i];
rikvandyck 0:e1edd52b1ee2 74 }
rikvandyck 0:e1edd52b1ee2 75
rikvandyck 0:e1edd52b1ee2 76 bool IpAddr::isEq(const IpAddr& b) const
rikvandyck 0:e1edd52b1ee2 77 {
rikvandyck 0:e1edd52b1ee2 78 return (*((uint32_t*)m_ip) == *((uint32_t*)(b.m_ip)));
rikvandyck 0:e1edd52b1ee2 79 }
rikvandyck 0:e1edd52b1ee2 80
rikvandyck 0:e1edd52b1ee2 81 bool IpAddr::operator==(const IpAddr& b) const
rikvandyck 0:e1edd52b1ee2 82 {
rikvandyck 0:e1edd52b1ee2 83 return isEq(b);
rikvandyck 0:e1edd52b1ee2 84 }
rikvandyck 0:e1edd52b1ee2 85
rikvandyck 0:e1edd52b1ee2 86 bool IpAddr::operator!=(const IpAddr& b) const
rikvandyck 0:e1edd52b1ee2 87 {
rikvandyck 0:e1edd52b1ee2 88 return !(operator==(b));
rikvandyck 0:e1edd52b1ee2 89 }
rikvandyck 0:e1edd52b1ee2 90
rikvandyck 0:e1edd52b1ee2 91 bool IpAddr::isNull() const
rikvandyck 0:e1edd52b1ee2 92 {
rikvandyck 0:e1edd52b1ee2 93 return (*((uint32_t*)m_ip) == 0);
rikvandyck 0:e1edd52b1ee2 94 }
rikvandyck 0:e1edd52b1ee2 95
rikvandyck 0:e1edd52b1ee2 96 bool IpAddr::isBroadcast() const
rikvandyck 0:e1edd52b1ee2 97 {
rikvandyck 0:e1edd52b1ee2 98 return (*((uint32_t*)m_ip) == 0xFFFFFFFF);
rikvandyck 0:e1edd52b1ee2 99 }
rikvandyck 0:e1edd52b1ee2 100
rikvandyck 0:e1edd52b1ee2 101 bool IpAddr::isMulticast() const
rikvandyck 0:e1edd52b1ee2 102 {
rikvandyck 0:e1edd52b1ee2 103 return ((m_ip[0] & 0xF0) == 0xE0);
rikvandyck 0:e1edd52b1ee2 104 }