Rahol Rajan / NetServices-Traffic

Used in Live Traffic Update Nokia LCD Display Project

Fork of NetServices by Segundo Equipo

api/TCPSocket.cpp@8:92b57208ab99, 2013-03-06 (annotated)

Committer:
rrajan8
Date:
Wed Mar 06 19:07:23 2013 +0000
Revision:
8:92b57208ab99
Parent:
0:ac1725ba162c 
This project utilizes mbed's networking features to display live traffic updates on the Nokia LCD using the MapQuest API's Traffic Web Service.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
segundo 0:ac1725ba162c 1
segundo 0:ac1725ba162c 2 /*
segundo 0:ac1725ba162c 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
segundo 0:ac1725ba162c 4
segundo 0:ac1725ba162c 5 Permission is hereby granted, free of charge, to any person obtaining a copy
segundo 0:ac1725ba162c 6 of this software and associated documentation files (the "Software"), to deal
segundo 0:ac1725ba162c 7 in the Software without restriction, including without limitation the rights
segundo 0:ac1725ba162c 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
segundo 0:ac1725ba162c 9 copies of the Software, and to permit persons to whom the Software is
segundo 0:ac1725ba162c 10 furnished to do so, subject to the following conditions:
segundo 0:ac1725ba162c 11
segundo 0:ac1725ba162c 12 The above copyright notice and this permission notice shall be included in
segundo 0:ac1725ba162c 13 all copies or substantial portions of the Software.
segundo 0:ac1725ba162c 14
segundo 0:ac1725ba162c 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
segundo 0:ac1725ba162c 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
segundo 0:ac1725ba162c 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
segundo 0:ac1725ba162c 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
segundo 0:ac1725ba162c 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
segundo 0:ac1725ba162c 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
segundo 0:ac1725ba162c 21 THE SOFTWARE.
segundo 0:ac1725ba162c 22 */
segundo 0:ac1725ba162c 23
segundo 0:ac1725ba162c 24 #include "TCPSocket.h"
segundo 0:ac1725ba162c 25 #include "if/net/nettcpsocket.h"
segundo 0:ac1725ba162c 26
segundo 0:ac1725ba162c 27 TCPSocket::TCPSocket() : m_pNetTcpSocket(NULL), m_pCbItem(NULL), m_pCbMeth(NULL), m_pCb(NULL)
segundo 0:ac1725ba162c 28 {
segundo 0:ac1725ba162c 29
segundo 0:ac1725ba162c 30 }
segundo 0:ac1725ba162c 31
segundo 0:ac1725ba162c 32 TCPSocket::TCPSocket(NetTcpSocket* pNetTcpSocket) : m_pNetTcpSocket(pNetTcpSocket), m_pCbItem(NULL), m_pCbMeth(NULL), m_pCb(NULL)
segundo 0:ac1725ba162c 33 {
segundo 0:ac1725ba162c 34 m_pNetTcpSocket->setOnEvent(this, &TCPSocket::onNetTcpSocketEvent);
segundo 0:ac1725ba162c 35 }
segundo 0:ac1725ba162c 36
segundo 0:ac1725ba162c 37 TCPSocket::~TCPSocket() //close()
segundo 0:ac1725ba162c 38 {
segundo 0:ac1725ba162c 39 close();
segundo 0:ac1725ba162c 40 }
segundo 0:ac1725ba162c 41
segundo 0:ac1725ba162c 42 TCPSocketErr TCPSocket::bind(const Host& me)
segundo 0:ac1725ba162c 43 {
segundo 0:ac1725ba162c 44 TCPSocketErr tcpSocketErr = checkInst();
segundo 0:ac1725ba162c 45 if(tcpSocketErr)
segundo 0:ac1725ba162c 46 return tcpSocketErr;
segundo 0:ac1725ba162c 47 return (TCPSocketErr) m_pNetTcpSocket->bind(me);
segundo 0:ac1725ba162c 48 }
segundo 0:ac1725ba162c 49
segundo 0:ac1725ba162c 50 TCPSocketErr TCPSocket::listen()
segundo 0:ac1725ba162c 51 {
segundo 0:ac1725ba162c 52 TCPSocketErr tcpSocketErr = checkInst();
segundo 0:ac1725ba162c 53 if(tcpSocketErr)
segundo 0:ac1725ba162c 54 return tcpSocketErr;
segundo 0:ac1725ba162c 55 return (TCPSocketErr) m_pNetTcpSocket->listen();
segundo 0:ac1725ba162c 56 }
segundo 0:ac1725ba162c 57
segundo 0:ac1725ba162c 58 TCPSocketErr TCPSocket::connect(const Host& host)
segundo 0:ac1725ba162c 59 {
segundo 0:ac1725ba162c 60 TCPSocketErr tcpSocketErr = checkInst();
segundo 0:ac1725ba162c 61 if(tcpSocketErr)
segundo 0:ac1725ba162c 62 return tcpSocketErr;
segundo 0:ac1725ba162c 63 return (TCPSocketErr) m_pNetTcpSocket->connect(host);
segundo 0:ac1725ba162c 64 }
segundo 0:ac1725ba162c 65
segundo 0:ac1725ba162c 66 TCPSocketErr TCPSocket::accept(Host* pClient, TCPSocket** ppNewTCPSocket)
segundo 0:ac1725ba162c 67 {
segundo 0:ac1725ba162c 68 TCPSocketErr tcpSocketErr = checkInst();
segundo 0:ac1725ba162c 69 if(tcpSocketErr)
segundo 0:ac1725ba162c 70 return tcpSocketErr;
segundo 0:ac1725ba162c 71 NetTcpSocket* pNewNetTcpSocket;
segundo 0:ac1725ba162c 72 tcpSocketErr = (TCPSocketErr) m_pNetTcpSocket->accept(pClient, &pNewNetTcpSocket);
segundo 0:ac1725ba162c 73 if(pNewNetTcpSocket)
segundo 0:ac1725ba162c 74 *ppNewTCPSocket = new TCPSocket(pNewNetTcpSocket);
segundo 0:ac1725ba162c 75 return tcpSocketErr;
segundo 0:ac1725ba162c 76 }
segundo 0:ac1725ba162c 77
segundo 0:ac1725ba162c 78 int /*if < 0 : TCPSocketErr*/ TCPSocket::send(const char* buf, int len)
segundo 0:ac1725ba162c 79 {
segundo 0:ac1725ba162c 80 TCPSocketErr tcpSocketErr = checkInst();
segundo 0:ac1725ba162c 81 if(tcpSocketErr)
segundo 0:ac1725ba162c 82 return tcpSocketErr;
segundo 0:ac1725ba162c 83 return m_pNetTcpSocket->send(buf, len);
segundo 0:ac1725ba162c 84 }
segundo 0:ac1725ba162c 85
segundo 0:ac1725ba162c 86 int /*if < 0 : TCPSocketErr*/ TCPSocket::recv(char* buf, int len)
segundo 0:ac1725ba162c 87 {
segundo 0:ac1725ba162c 88 TCPSocketErr tcpSocketErr = checkInst();
segundo 0:ac1725ba162c 89 if(tcpSocketErr)
segundo 0:ac1725ba162c 90 return tcpSocketErr;
segundo 0:ac1725ba162c 91 return m_pNetTcpSocket->recv(buf, len);
segundo 0:ac1725ba162c 92 }
segundo 0:ac1725ba162c 93
segundo 0:ac1725ba162c 94 TCPSocketErr TCPSocket::close()
segundo 0:ac1725ba162c 95 {
segundo 0:ac1725ba162c 96 if(!m_pNetTcpSocket)
segundo 0:ac1725ba162c 97 return TCPSOCKET_SETUP;
segundo 0:ac1725ba162c 98 m_pNetTcpSocket->resetOnEvent();
segundo 0:ac1725ba162c 99 TCPSocketErr tcpSocketErr = (TCPSocketErr) m_pNetTcpSocket->close(); //Close (can already be closed)
segundo 0:ac1725ba162c 100 Net::releaseTcpSocket(m_pNetTcpSocket); //And release it so it can be freed when properly removed
segundo 0:ac1725ba162c 101 m_pNetTcpSocket = NULL;
segundo 0:ac1725ba162c 102 return tcpSocketErr;
segundo 0:ac1725ba162c 103 }
segundo 0:ac1725ba162c 104
segundo 0:ac1725ba162c 105 //Callbacks
segundo 0:ac1725ba162c 106 void TCPSocket::setOnEvent( void (*pMethod)(TCPSocketEvent) )
segundo 0:ac1725ba162c 107 {
segundo 0:ac1725ba162c 108 m_pCb = pMethod;
segundo 0:ac1725ba162c 109 }
segundo 0:ac1725ba162c 110
segundo 0:ac1725ba162c 111 #if 0 //For info only
segundo 0:ac1725ba162c 112 template<class T>
segundo 0:ac1725ba162c 113 void TCPSocket::setOnEvent( T* pItem, void (T::*pMethod)(TCPSocketEvent) )
segundo 0:ac1725ba162c 114 {
segundo 0:ac1725ba162c 115 m_pCbItem = (CDummy*) pItem;
segundo 0:ac1725ba162c 116 m_pCbMeth = (void (CDummy::*)(TCPSocketEvent)) pMethod;
segundo 0:ac1725ba162c 117 }
segundo 0:ac1725ba162c 118 #endif
segundo 0:ac1725ba162c 119
segundo 0:ac1725ba162c 120 void TCPSocket::resetOnEvent() //Disable callback
segundo 0:ac1725ba162c 121 {
segundo 0:ac1725ba162c 122 m_pCb = NULL;
segundo 0:ac1725ba162c 123 m_pCbItem = NULL;
segundo 0:ac1725ba162c 124 m_pCbMeth = NULL;
segundo 0:ac1725ba162c 125 }
segundo 0:ac1725ba162c 126
segundo 0:ac1725ba162c 127 void TCPSocket::onNetTcpSocketEvent(NetTcpSocketEvent e)
segundo 0:ac1725ba162c 128 {
segundo 0:ac1725ba162c 129 if(m_pCbItem && m_pCbMeth)
segundo 0:ac1725ba162c 130 (m_pCbItem->*m_pCbMeth)((TCPSocketEvent) e);
segundo 0:ac1725ba162c 131 else if(m_pCb)
segundo 0:ac1725ba162c 132 m_pCb((TCPSocketEvent) e);
segundo 0:ac1725ba162c 133 }
segundo 0:ac1725ba162c 134
segundo 0:ac1725ba162c 135 TCPSocketErr TCPSocket::checkInst()
segundo 0:ac1725ba162c 136 {
segundo 0:ac1725ba162c 137 if(!m_pNetTcpSocket)
segundo 0:ac1725ba162c 138 {
segundo 0:ac1725ba162c 139 m_pNetTcpSocket = Net::tcpSocket();
segundo 0:ac1725ba162c 140 if(!m_pNetTcpSocket)
segundo 0:ac1725ba162c 141 {
segundo 0:ac1725ba162c 142 return TCPSOCKET_IF; //Interface did not return a socket (usually because a default interface does not exist)
segundo 0:ac1725ba162c 143 }
segundo 0:ac1725ba162c 144 m_pNetTcpSocket->setOnEvent(this, &TCPSocket::onNetTcpSocketEvent);
segundo 0:ac1725ba162c 145 }
segundo 0:ac1725ba162c 146 return TCPSOCKET_OK;
segundo 0:ac1725ba162c 147 }