IPInterface.cpp

00001 /* IPInterface.cpp */
00002 /* Copyright (C) 2012 mbed.org, MIT License
00003  *
00004  * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
00005  * and associated documentation files (the "Software"), to deal in the Software without restriction,
00006  * including without limitation the rights to use, copy, modify, merge, publish, distribute,
00007  * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
00008  * furnished to do so, subject to the following conditions:
00009  *
00010  * The above copyright notice and this permission notice shall be included in all copies or
00011  * substantial portions of the Software.
00012  *
00013  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
00014  * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
00015  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
00016  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00017  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00018  */
00019 
00020 #include "core/fwk.h"
00021 
00022 #include "IPInterface.h"
00023 
00024 #include <cstring> //For strcpy
00025 
00026 
00027 IPInterface::IPInterface() : m_connected(false)
00028 {
00029 
00030 }
00031 
00032 /*virtual*/ IPInterface::~IPInterface()
00033 {
00034 
00035 }
00036 
00037 void IPInterface::registerAsDefaultInterface() //First come, first served
00038 {
00039   s_pDefaultInterface = this;
00040 }
00041 
00042 void IPInterface::unregisterAsDefaultInterface() //Must be called before inst is destroyed to avoid invalid ptr fault
00043 {
00044   s_pDefaultInterface = NULL;
00045 }
00046 
00047 /*static*/ IPInterface* IPInterface::getDefaultInterface() //For use by TCP, UDP sockets library
00048 {
00049   return s_pDefaultInterface;
00050 }
00051 
00052 /*static*/ IPInterface* IPInterface::s_pDefaultInterface = NULL;
00053 
00054 
00055 char* IPInterface::getIPAddress() //Get IP Address as a string ('a.b.c.d')
00056 {
00057   if(isConnected())
00058   {
00059     return m_ipAddr;
00060   }
00061   else
00062   {
00063     return NULL;
00064   }
00065 }
00066 
00067 bool IPInterface::isConnected() //Is the interface connected?
00068 {
00069   return m_connected;
00070 }
00071 
00072 void IPInterface::setIPAddress(char* ipAddr)
00073 {
00074   std::strcpy(m_ipAddr, ipAddr); //Let's trust the derived class not to buffer overflow us
00075 }
00076 
00077 void IPInterface::setConnected(bool connected)
00078 {
00079   m_connected = connected;
00080 }
00081