Donatien Garnier
ZG2100 Network interface source
api/UDPSocket.cpp@0:b802fc31f1db, 2010-07-09 (annotated)
- Committer:
- donatien
- Date:
- Fri Jul 09 15:37:23 2010 +0000
- Revision:
- 0:b802fc31f1db
- Child:
- 1:3a7c15057192
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| donatien | 0:b802fc31f1db | 1 | |
| donatien | 0:b802fc31f1db | 2 | /* |
| donatien | 0:b802fc31f1db | 3 | Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) |
| donatien | 0:b802fc31f1db | 4 | |
| donatien | 0:b802fc31f1db | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy |
| donatien | 0:b802fc31f1db | 6 | of this software and associated documentation files (the "Software"), to deal |
| donatien | 0:b802fc31f1db | 7 | in the Software without restriction, including without limitation the rights |
| donatien | 0:b802fc31f1db | 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| donatien | 0:b802fc31f1db | 9 | copies of the Software, and to permit persons to whom the Software is |
| donatien | 0:b802fc31f1db | 10 | furnished to do so, subject to the following conditions: |
| donatien | 0:b802fc31f1db | 11 | |
| donatien | 0:b802fc31f1db | 12 | The above copyright notice and this permission notice shall be included in |
| donatien | 0:b802fc31f1db | 13 | all copies or substantial portions of the Software. |
| donatien | 0:b802fc31f1db | 14 | |
| donatien | 0:b802fc31f1db | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| donatien | 0:b802fc31f1db | 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| donatien | 0:b802fc31f1db | 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| donatien | 0:b802fc31f1db | 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| donatien | 0:b802fc31f1db | 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| donatien | 0:b802fc31f1db | 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| donatien | 0:b802fc31f1db | 21 | THE SOFTWARE. |
| donatien | 0:b802fc31f1db | 22 | */ |
| donatien | 0:b802fc31f1db | 23 | |
| donatien | 0:b802fc31f1db | 24 | #include "UDPSocket.h" |
| donatien | 0:b802fc31f1db | 25 | |
| donatien | 0:b802fc31f1db | 26 | UDPSocket::UDPSocket() : m_pNetUdpSocket(NULL), m_pCbItem(NULL), m_pCbMeth(NULL), m_pCb(NULL) |
| donatien | 0:b802fc31f1db | 27 | { |
| donatien | 0:b802fc31f1db | 28 | |
| donatien | 0:b802fc31f1db | 29 | } |
| donatien | 0:b802fc31f1db | 30 | |
| donatien | 0:b802fc31f1db | 31 | UDPSocket::~UDPSocket() //close() |
| donatien | 0:b802fc31f1db | 32 | { |
| donatien | 0:b802fc31f1db | 33 | close(); |
| donatien | 0:b802fc31f1db | 34 | } |
| donatien | 0:b802fc31f1db | 35 | |
| donatien | 0:b802fc31f1db | 36 | UDPSocketErr UDPSocket::bind(const Host& me) |
| donatien | 0:b802fc31f1db | 37 | { |
| donatien | 0:b802fc31f1db | 38 | UDPSocketErr udpSocketErr = checkInst(); |
| donatien | 0:b802fc31f1db | 39 | if(udpSocketErr) |
| donatien | 0:b802fc31f1db | 40 | return udpSocketErr; |
| donatien | 0:b802fc31f1db | 41 | return (UDPSocketErr) m_pNetUdpSocket->bind(me); |
| donatien | 0:b802fc31f1db | 42 | } |
| donatien | 0:b802fc31f1db | 43 | |
| donatien | 0:b802fc31f1db | 44 | int /*if < 0 : UDPSocketErr*/ UDPSocket::sendto(const char* buf, int len, Host* pHost) |
| donatien | 0:b802fc31f1db | 45 | { |
| donatien | 0:b802fc31f1db | 46 | UDPSocketErr udpSocketErr = checkInst(); |
| donatien | 0:b802fc31f1db | 47 | if(udpSocketErr) |
| donatien | 0:b802fc31f1db | 48 | return udpSocketErr; |
| donatien | 0:b802fc31f1db | 49 | return m_pNetUdpSocket->sendto(buf, len, pHost); |
| donatien | 0:b802fc31f1db | 50 | } |
| donatien | 0:b802fc31f1db | 51 | |
| donatien | 0:b802fc31f1db | 52 | int /*if < 0 : UDPSocketErr*/ UDPSocket::recvfrom(char* buf, int len, Host* pHost) |
| donatien | 0:b802fc31f1db | 53 | { |
| donatien | 0:b802fc31f1db | 54 | UDPSocketErr udpSocketErr = checkInst(); |
| donatien | 0:b802fc31f1db | 55 | if(udpSocketErr) |
| donatien | 0:b802fc31f1db | 56 | return udpSocketErr; |
| donatien | 0:b802fc31f1db | 57 | return m_pNetUdpSocket->recvfrom(buf, len, pHost); |
| donatien | 0:b802fc31f1db | 58 | } |
| donatien | 0:b802fc31f1db | 59 | |
| donatien | 0:b802fc31f1db | 60 | UDPSocketErr UDPSocket::close() |
| donatien | 0:b802fc31f1db | 61 | { |
| donatien | 0:b802fc31f1db | 62 | if(!m_pNetUdpSocket) |
| donatien | 0:b802fc31f1db | 63 | return UDPSOCKET_SETUP; |
| donatien | 0:b802fc31f1db | 64 | m_pNetUdpSocket->resetOnEvent(); |
| donatien | 0:b802fc31f1db | 65 | UDPSocketErr udpSocketErr = (UDPSocketErr) m_pNetUdpSocket->close(); //Close (can already be closed) |
| donatien | 0:b802fc31f1db | 66 | Net::releaseUdpSocket(m_pNetUdpSocket); //And release it so it can be freed when properly removed |
| donatien | 0:b802fc31f1db | 67 | m_pNetUdpSocket = NULL; |
| donatien | 0:b802fc31f1db | 68 | return udpSocketErr; |
| donatien | 0:b802fc31f1db | 69 | } |
| donatien | 0:b802fc31f1db | 70 | |
| donatien | 0:b802fc31f1db | 71 | //Callbacks |
| donatien | 0:b802fc31f1db | 72 | void UDPSocket::setOnEvent( void (*pMethod)(UDPSocketEvent) ) |
| donatien | 0:b802fc31f1db | 73 | { |
| donatien | 0:b802fc31f1db | 74 | m_pCb = pMethod; |
| donatien | 0:b802fc31f1db | 75 | } |
| donatien | 0:b802fc31f1db | 76 | |
| donatien | 0:b802fc31f1db | 77 | #if 0 //For info only |
| donatien | 0:b802fc31f1db | 78 | template<class T> |
| donatien | 0:b802fc31f1db | 79 | void UDPSocket::setOnEvent( T* pItem, void (T::*pMethod)(UDPSocketEvent) ) |
| donatien | 0:b802fc31f1db | 80 | { |
| donatien | 0:b802fc31f1db | 81 | m_pCbItem = (CDummy*) pItem; |
| donatien | 0:b802fc31f1db | 82 | m_pCbMeth = (void (CDummy::*)(UDPSocketEvent)) pMethod; |
| donatien | 0:b802fc31f1db | 83 | } |
| donatien | 0:b802fc31f1db | 84 | #endif |
| donatien | 0:b802fc31f1db | 85 | |
| donatien | 0:b802fc31f1db | 86 | void UDPSocket::resetOnEvent() //Disable callback |
| donatien | 0:b802fc31f1db | 87 | { |
| donatien | 0:b802fc31f1db | 88 | m_pCb = NULL; |
| donatien | 0:b802fc31f1db | 89 | m_pCbItem = NULL; |
| donatien | 0:b802fc31f1db | 90 | m_pCbMeth = NULL; |
| donatien | 0:b802fc31f1db | 91 | } |
| donatien | 0:b802fc31f1db | 92 | |
| donatien | 0:b802fc31f1db | 93 | void UDPSocket::onNetUdpSocketEvent(NetUdpSocketEvent e) |
| donatien | 0:b802fc31f1db | 94 | { |
| donatien | 0:b802fc31f1db | 95 | if(m_pCbItem && m_pCbMeth) |
| donatien | 0:b802fc31f1db | 96 | (m_pCbItem->*m_pCbMeth)((UDPSocketEvent) e); |
| donatien | 0:b802fc31f1db | 97 | else if(m_pCb) |
| donatien | 0:b802fc31f1db | 98 | m_pCb((UDPSocketEvent) e); |
| donatien | 0:b802fc31f1db | 99 | } |
| donatien | 0:b802fc31f1db | 100 | |
| donatien | 0:b802fc31f1db | 101 | UDPSocketErr UDPSocket::checkInst() |
| donatien | 0:b802fc31f1db | 102 | { |
| donatien | 0:b802fc31f1db | 103 | if(!m_pNetUdpSocket) |
| donatien | 0:b802fc31f1db | 104 | { |
| donatien | 0:b802fc31f1db | 105 | m_pNetUdpSocket = Net::udpSocket(); |
| donatien | 0:b802fc31f1db | 106 | if(!m_pNetUdpSocket) |
| donatien | 0:b802fc31f1db | 107 | { |
| donatien | 0:b802fc31f1db | 108 | return UDPSOCKET_IF; //Interface did not return a socket (usually because a default interface does not exist) |
| donatien | 0:b802fc31f1db | 109 | } |
| donatien | 0:b802fc31f1db | 110 | m_pNetUdpSocket->setOnEvent(this, &UDPSocket::onNetUdpSocketEvent); |
| donatien | 0:b802fc31f1db | 111 | } |
| donatien | 0:b802fc31f1db | 112 | return UDPSOCKET_OK; |
| donatien | 0:b802fc31f1db | 113 | } |