Yann Garcia / Mbed 2 deprecated DS130x_I2CApp

This short program illustrates how to use the DS130x_I2C library. My objective is to share the same RTC with Microchip 18F MCU.

Dependencies:   mbed DebugLibrary

NetServices/core/ipaddr.cpp@1:995212d326ca, 2011-02-11 (annotated)

Committer:
Yann
Date:
Fri Feb 11 10:17:20 2011 +0000
Revision:
1:995212d326ca
Parent:
0:f30e2135b0db 
V0.0.0.2

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Yann 0:f30e2135b0db 1
Yann 0:f30e2135b0db 2 /*
Yann 0:f30e2135b0db 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
Yann 0:f30e2135b0db 4
Yann 0:f30e2135b0db 5 Permission is hereby granted, free of charge, to any person obtaining a copy
Yann 0:f30e2135b0db 6 of this software and associated documentation files (the "Software"), to deal
Yann 0:f30e2135b0db 7 in the Software without restriction, including without limitation the rights
Yann 0:f30e2135b0db 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
Yann 0:f30e2135b0db 9 copies of the Software, and to permit persons to whom the Software is
Yann 0:f30e2135b0db 10 furnished to do so, subject to the following conditions:
Yann 0:f30e2135b0db 11
Yann 0:f30e2135b0db 12 The above copyright notice and this permission notice shall be included in
Yann 0:f30e2135b0db 13 all copies or substantial portions of the Software.
Yann 0:f30e2135b0db 14
Yann 0:f30e2135b0db 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
Yann 0:f30e2135b0db 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
Yann 0:f30e2135b0db 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
Yann 0:f30e2135b0db 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
Yann 0:f30e2135b0db 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Yann 0:f30e2135b0db 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
Yann 0:f30e2135b0db 21 THE SOFTWARE.
Yann 0:f30e2135b0db 22 */
Yann 0:f30e2135b0db 23
Yann 0:f30e2135b0db 24 #include "ipaddr.h"
Yann 0:f30e2135b0db 25
Yann 0:f30e2135b0db 26 #include "netCfg.h"
Yann 0:f30e2135b0db 27 #if NET_LWIP_STACK
Yann 0:f30e2135b0db 28 #include "lwip/ip_addr.h"
Yann 0:f30e2135b0db 29 #endif
Yann 0:f30e2135b0db 30
Yann 0:f30e2135b0db 31
Yann 0:f30e2135b0db 32 #if NET_LWIP_STACK
Yann 0:f30e2135b0db 33 IpAddr::IpAddr(ip_addr_t* pIp)
Yann 0:f30e2135b0db 34 {
Yann 0:f30e2135b0db 35 *((uint32_t*)m_ip) = pIp->addr;
Yann 0:f30e2135b0db 36 }
Yann 0:f30e2135b0db 37 #endif
Yann 0:f30e2135b0db 38
Yann 0:f30e2135b0db 39 ///Initializes IP address with provided values
Yann 0:f30e2135b0db 40 IpAddr::IpAddr(uint8_t ip0, uint8_t ip1, uint8_t ip2, uint8_t ip3)
Yann 0:f30e2135b0db 41 {
Yann 0:f30e2135b0db 42 //We are in LE
Yann 0:f30e2135b0db 43 m_ip[0] = ip0;
Yann 0:f30e2135b0db 44 m_ip[1] = ip1;
Yann 0:f30e2135b0db 45 m_ip[2] = ip2;
Yann 0:f30e2135b0db 46 m_ip[3] = ip3;
Yann 0:f30e2135b0db 47 }
Yann 0:f30e2135b0db 48
Yann 0:f30e2135b0db 49 ///Initializes IP address with null values
Yann 0:f30e2135b0db 50 IpAddr::IpAddr()
Yann 0:f30e2135b0db 51 {
Yann 0:f30e2135b0db 52 m_ip[0] = 0;
Yann 0:f30e2135b0db 53 m_ip[1] = 0;
Yann 0:f30e2135b0db 54 m_ip[2] = 0;
Yann 0:f30e2135b0db 55 m_ip[3] = 0;
Yann 0:f30e2135b0db 56 }
Yann 0:f30e2135b0db 57
Yann 0:f30e2135b0db 58
Yann 0:f30e2135b0db 59 #if NET_LWIP_STACK
Yann 0:f30e2135b0db 60 ip_addr_t IpAddr::getStruct() const
Yann 0:f30e2135b0db 61 {
Yann 0:f30e2135b0db 62 ip_addr_t ip_struct;
Yann 0:f30e2135b0db 63 ip_struct.addr = *((uint32_t*)m_ip);
Yann 0:f30e2135b0db 64 return ip_struct;
Yann 0:f30e2135b0db 65 }
Yann 0:f30e2135b0db 66 #endif
Yann 0:f30e2135b0db 67
Yann 0:f30e2135b0db 68 uint8_t IpAddr::operator[](unsigned int i) const
Yann 0:f30e2135b0db 69 {
Yann 0:f30e2135b0db 70 uint8_t null = 0;
Yann 0:f30e2135b0db 71 if( i > 3 )
Yann 0:f30e2135b0db 72 return null;
Yann 0:f30e2135b0db 73 return m_ip[i];
Yann 0:f30e2135b0db 74 }
Yann 0:f30e2135b0db 75
Yann 0:f30e2135b0db 76 bool IpAddr::isEq(const IpAddr& b) const
Yann 0:f30e2135b0db 77 {
Yann 0:f30e2135b0db 78 return (*((uint32_t*)m_ip) == *((uint32_t*)(b.m_ip)));
Yann 0:f30e2135b0db 79 }
Yann 0:f30e2135b0db 80
Yann 0:f30e2135b0db 81 bool IpAddr::operator==(const IpAddr& b) const
Yann 0:f30e2135b0db 82 {
Yann 0:f30e2135b0db 83 return isEq(b);
Yann 0:f30e2135b0db 84 }
Yann 0:f30e2135b0db 85
Yann 0:f30e2135b0db 86 bool IpAddr::operator!=(const IpAddr& b) const
Yann 0:f30e2135b0db 87 {
Yann 0:f30e2135b0db 88 return !(operator==(b));
Yann 0:f30e2135b0db 89 }
Yann 0:f30e2135b0db 90
Yann 0:f30e2135b0db 91 bool IpAddr::isNull() const
Yann 0:f30e2135b0db 92 {
Yann 0:f30e2135b0db 93 return (*((uint32_t*)m_ip) == 0);
Yann 0:f30e2135b0db 94 }
Yann 0:f30e2135b0db 95
Yann 0:f30e2135b0db 96 bool IpAddr::isBroadcast() const
Yann 0:f30e2135b0db 97 {
Yann 0:f30e2135b0db 98 return (*((uint32_t*)m_ip) == 0xFFFFFFFF);
Yann 0:f30e2135b0db 99 }
Yann 0:f30e2135b0db 100
Yann 0:f30e2135b0db 101 bool IpAddr::isMulticast() const
Yann 0:f30e2135b0db 102 {
Yann 0:f30e2135b0db 103 return ((m_ip[0] & 0xF0) == 0xE0);
Yann 0:f30e2135b0db 104 }