Michiel Berckvens / Mbed 2 deprecated ProjectHTTP

Berckvens Michiel & Basteyns Jonas

Dependencies:   DS1307 TextLCD mbed

NetServices/api/UDPSocket.cpp@5:6878defcfeb9, 2014-12-11 (annotated)

Committer:
Michielber
Date:
Thu Dec 11 16:07:34 2014 +0000
Revision:
5:6878defcfeb9
Parent:
0:f615d151a72c 
Project updated belastingslijn

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Michielber 0:f615d151a72c 1
Michielber 0:f615d151a72c 2 /*
Michielber 0:f615d151a72c 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
Michielber 0:f615d151a72c 4
Michielber 0:f615d151a72c 5 Permission is hereby granted, free of charge, to any person obtaining a copy
Michielber 0:f615d151a72c 6 of this software and associated documentation files (the "Software"), to deal
Michielber 0:f615d151a72c 7 in the Software without restriction, including without limitation the rights
Michielber 0:f615d151a72c 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
Michielber 0:f615d151a72c 9 copies of the Software, and to permit persons to whom the Software is
Michielber 0:f615d151a72c 10 furnished to do so, subject to the following conditions:
Michielber 0:f615d151a72c 11
Michielber 0:f615d151a72c 12 The above copyright notice and this permission notice shall be included in
Michielber 0:f615d151a72c 13 all copies or substantial portions of the Software.
Michielber 0:f615d151a72c 14
Michielber 0:f615d151a72c 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
Michielber 0:f615d151a72c 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
Michielber 0:f615d151a72c 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
Michielber 0:f615d151a72c 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
Michielber 0:f615d151a72c 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Michielber 0:f615d151a72c 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
Michielber 0:f615d151a72c 21 THE SOFTWARE.
Michielber 0:f615d151a72c 22 */
Michielber 0:f615d151a72c 23
Michielber 0:f615d151a72c 24 #include "UDPSocket.h"
Michielber 0:f615d151a72c 25 #include "if/net/netudpsocket.h"
Michielber 0:f615d151a72c 26
Michielber 0:f615d151a72c 27 UDPSocket::UDPSocket() : m_pNetUdpSocket(NULL), m_pCbItem(NULL), m_pCbMeth(NULL), m_pCb(NULL)
Michielber 0:f615d151a72c 28 {
Michielber 0:f615d151a72c 29
Michielber 0:f615d151a72c 30 }
Michielber 0:f615d151a72c 31
Michielber 0:f615d151a72c 32 UDPSocket::~UDPSocket() //close()
Michielber 0:f615d151a72c 33 {
Michielber 0:f615d151a72c 34 close();
Michielber 0:f615d151a72c 35 }
Michielber 0:f615d151a72c 36
Michielber 0:f615d151a72c 37 UDPSocketErr UDPSocket::bind(const Host& me)
Michielber 0:f615d151a72c 38 {
Michielber 0:f615d151a72c 39 UDPSocketErr udpSocketErr = checkInst();
Michielber 0:f615d151a72c 40 if(udpSocketErr)
Michielber 0:f615d151a72c 41 return udpSocketErr;
Michielber 0:f615d151a72c 42 return (UDPSocketErr) m_pNetUdpSocket->bind(me);
Michielber 0:f615d151a72c 43 }
Michielber 0:f615d151a72c 44
Michielber 0:f615d151a72c 45 int /*if < 0 : UDPSocketErr*/ UDPSocket::sendto(const char* buf, int len, Host* pHost)
Michielber 0:f615d151a72c 46 {
Michielber 0:f615d151a72c 47 UDPSocketErr udpSocketErr = checkInst();
Michielber 0:f615d151a72c 48 if(udpSocketErr)
Michielber 0:f615d151a72c 49 return udpSocketErr;
Michielber 0:f615d151a72c 50 return m_pNetUdpSocket->sendto(buf, len, pHost);
Michielber 0:f615d151a72c 51 }
Michielber 0:f615d151a72c 52
Michielber 0:f615d151a72c 53 int /*if < 0 : UDPSocketErr*/ UDPSocket::recvfrom(char* buf, int len, Host* pHost)
Michielber 0:f615d151a72c 54 {
Michielber 0:f615d151a72c 55 UDPSocketErr udpSocketErr = checkInst();
Michielber 0:f615d151a72c 56 if(udpSocketErr)
Michielber 0:f615d151a72c 57 return udpSocketErr;
Michielber 0:f615d151a72c 58 return m_pNetUdpSocket->recvfrom(buf, len, pHost);
Michielber 0:f615d151a72c 59 }
Michielber 0:f615d151a72c 60
Michielber 0:f615d151a72c 61 UDPSocketErr UDPSocket::close()
Michielber 0:f615d151a72c 62 {
Michielber 0:f615d151a72c 63 if(!m_pNetUdpSocket)
Michielber 0:f615d151a72c 64 return UDPSOCKET_SETUP;
Michielber 0:f615d151a72c 65 m_pNetUdpSocket->resetOnEvent();
Michielber 0:f615d151a72c 66 UDPSocketErr udpSocketErr = (UDPSocketErr) m_pNetUdpSocket->close(); //Close (can already be closed)
Michielber 0:f615d151a72c 67 Net::releaseUdpSocket(m_pNetUdpSocket); //And release it so it can be freed when properly removed
Michielber 0:f615d151a72c 68 m_pNetUdpSocket = NULL;
Michielber 0:f615d151a72c 69 return udpSocketErr;
Michielber 0:f615d151a72c 70 }
Michielber 0:f615d151a72c 71
Michielber 0:f615d151a72c 72 //Callbacks
Michielber 0:f615d151a72c 73 void UDPSocket::setOnEvent( void (*pMethod)(UDPSocketEvent) )
Michielber 0:f615d151a72c 74 {
Michielber 0:f615d151a72c 75 m_pCb = pMethod;
Michielber 0:f615d151a72c 76 }
Michielber 0:f615d151a72c 77
Michielber 0:f615d151a72c 78 #if 0 //For info only
Michielber 0:f615d151a72c 79 template<class T>
Michielber 0:f615d151a72c 80 void UDPSocket::setOnEvent( T* pItem, void (T::*pMethod)(UDPSocketEvent) )
Michielber 0:f615d151a72c 81 {
Michielber 0:f615d151a72c 82 m_pCbItem = (CDummy*) pItem;
Michielber 0:f615d151a72c 83 m_pCbMeth = (void (CDummy::*)(UDPSocketEvent)) pMethod;
Michielber 0:f615d151a72c 84 }
Michielber 0:f615d151a72c 85 #endif
Michielber 0:f615d151a72c 86
Michielber 0:f615d151a72c 87 void UDPSocket::resetOnEvent() //Disable callback
Michielber 0:f615d151a72c 88 {
Michielber 0:f615d151a72c 89 m_pCb = NULL;
Michielber 0:f615d151a72c 90 m_pCbItem = NULL;
Michielber 0:f615d151a72c 91 m_pCbMeth = NULL;
Michielber 0:f615d151a72c 92 }
Michielber 0:f615d151a72c 93
Michielber 0:f615d151a72c 94 void UDPSocket::onNetUdpSocketEvent(NetUdpSocketEvent e)
Michielber 0:f615d151a72c 95 {
Michielber 0:f615d151a72c 96 if(m_pCbItem && m_pCbMeth)
Michielber 0:f615d151a72c 97 (m_pCbItem->*m_pCbMeth)((UDPSocketEvent) e);
Michielber 0:f615d151a72c 98 else if(m_pCb)
Michielber 0:f615d151a72c 99 m_pCb((UDPSocketEvent) e);
Michielber 0:f615d151a72c 100 }
Michielber 0:f615d151a72c 101
Michielber 0:f615d151a72c 102 UDPSocketErr UDPSocket::checkInst()
Michielber 0:f615d151a72c 103 {
Michielber 0:f615d151a72c 104 if(!m_pNetUdpSocket)
Michielber 0:f615d151a72c 105 {
Michielber 0:f615d151a72c 106 m_pNetUdpSocket = Net::udpSocket();
Michielber 0:f615d151a72c 107 if(!m_pNetUdpSocket)
Michielber 0:f615d151a72c 108 {
Michielber 0:f615d151a72c 109 return UDPSOCKET_IF; //Interface did not return a socket (usually because a default interface does not exist)
Michielber 0:f615d151a72c 110 }
Michielber 0:f615d151a72c 111 m_pNetUdpSocket->setOnEvent(this, &UDPSocket::onNetUdpSocketEvent);
Michielber 0:f615d151a72c 112 }
Michielber 0:f615d151a72c 113 return UDPSOCKET_OK;
Michielber 0:f615d151a72c 114 }