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Dependencies:   NTPClient_NetServices mbed

NetServices/api/TCPSocket.h@0:05ccbd4f84f1, 2013-12-02 (annotated)

Committer:
hendrikvincent
Date:
Mon Dec 02 09:01:23 2013 +0000
Revision:
0:05ccbd4f84f1
eerste programma;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hendrikvincent 0:05ccbd4f84f1 1
hendrikvincent 0:05ccbd4f84f1 2 /*
hendrikvincent 0:05ccbd4f84f1 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
hendrikvincent 0:05ccbd4f84f1 4
hendrikvincent 0:05ccbd4f84f1 5 Permission is hereby granted, free of charge, to any person obtaining a copy
hendrikvincent 0:05ccbd4f84f1 6 of this software and associated documentation files (the "Software"), to deal
hendrikvincent 0:05ccbd4f84f1 7 in the Software without restriction, including without limitation the rights
hendrikvincent 0:05ccbd4f84f1 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
hendrikvincent 0:05ccbd4f84f1 9 copies of the Software, and to permit persons to whom the Software is
hendrikvincent 0:05ccbd4f84f1 10 furnished to do so, subject to the following conditions:
hendrikvincent 0:05ccbd4f84f1 11
hendrikvincent 0:05ccbd4f84f1 12 The above copyright notice and this permission notice shall be included in
hendrikvincent 0:05ccbd4f84f1 13 all copies or substantial portions of the Software.
hendrikvincent 0:05ccbd4f84f1 14
hendrikvincent 0:05ccbd4f84f1 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
hendrikvincent 0:05ccbd4f84f1 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
hendrikvincent 0:05ccbd4f84f1 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
hendrikvincent 0:05ccbd4f84f1 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
hendrikvincent 0:05ccbd4f84f1 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
hendrikvincent 0:05ccbd4f84f1 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
hendrikvincent 0:05ccbd4f84f1 21 THE SOFTWARE.
hendrikvincent 0:05ccbd4f84f1 22 */
hendrikvincent 0:05ccbd4f84f1 23
hendrikvincent 0:05ccbd4f84f1 24 /** \file
hendrikvincent 0:05ccbd4f84f1 25 TCP Socket header file
hendrikvincent 0:05ccbd4f84f1 26 */
hendrikvincent 0:05ccbd4f84f1 27
hendrikvincent 0:05ccbd4f84f1 28 #ifndef TCPSOCKET_H
hendrikvincent 0:05ccbd4f84f1 29 #define TCPSOCKET_H
hendrikvincent 0:05ccbd4f84f1 30
hendrikvincent 0:05ccbd4f84f1 31 #include "core/net.h"
hendrikvincent 0:05ccbd4f84f1 32 #include "core/host.h"
hendrikvincent 0:05ccbd4f84f1 33 //Essentially it is a safe interface to NetTcpSocket
hendrikvincent 0:05ccbd4f84f1 34
hendrikvincent 0:05ccbd4f84f1 35 ///TCP Socket error codes
hendrikvincent 0:05ccbd4f84f1 36 enum TCPSocketErr
hendrikvincent 0:05ccbd4f84f1 37 {
hendrikvincent 0:05ccbd4f84f1 38 __TCPSOCKET_MIN = -0xFFFF,
hendrikvincent 0:05ccbd4f84f1 39 TCPSOCKET_SETUP, ///<TCPSocket not properly configured
hendrikvincent 0:05ccbd4f84f1 40 TCPSOCKET_TIMEOUT, ///<Connection timed out
hendrikvincent 0:05ccbd4f84f1 41 TCPSOCKET_IF, ///<Interface has problems, does not exist or is not initialized
hendrikvincent 0:05ccbd4f84f1 42 TCPSOCKET_MEM, ///<Not enough mem
hendrikvincent 0:05ccbd4f84f1 43 TCPSOCKET_INUSE, ///<Interface / Port is in use
hendrikvincent 0:05ccbd4f84f1 44 TCPSOCKET_EMPTY, ///<Connections queue is empty
hendrikvincent 0:05ccbd4f84f1 45 TCPSOCKET_RST, ///<Connection was reset by remote host
hendrikvincent 0:05ccbd4f84f1 46 //...
hendrikvincent 0:05ccbd4f84f1 47 TCPSOCKET_OK = 0 ///<Success
hendrikvincent 0:05ccbd4f84f1 48 };
hendrikvincent 0:05ccbd4f84f1 49
hendrikvincent 0:05ccbd4f84f1 50 ///TCP Socket Events
hendrikvincent 0:05ccbd4f84f1 51 enum TCPSocketEvent
hendrikvincent 0:05ccbd4f84f1 52 {
hendrikvincent 0:05ccbd4f84f1 53 TCPSOCKET_CONNECTED, ///<Connected to host
hendrikvincent 0:05ccbd4f84f1 54 TCPSOCKET_ACCEPT, ///<Client is connected, must call accept() to get a new Socket
hendrikvincent 0:05ccbd4f84f1 55 TCPSOCKET_READABLE, ///<Data in buf
hendrikvincent 0:05ccbd4f84f1 56 TCPSOCKET_WRITEABLE, ///<Can write data to buf
hendrikvincent 0:05ccbd4f84f1 57 TCPSOCKET_CONTIMEOUT, ///<Connection timed out
hendrikvincent 0:05ccbd4f84f1 58 TCPSOCKET_CONRST, ///<Connection was reset by remote host
hendrikvincent 0:05ccbd4f84f1 59 TCPSOCKET_CONABRT, ///<Connection was aborted
hendrikvincent 0:05ccbd4f84f1 60 TCPSOCKET_ERROR, ///<Unknown error
hendrikvincent 0:05ccbd4f84f1 61 TCPSOCKET_DISCONNECTED ///<Disconnected
hendrikvincent 0:05ccbd4f84f1 62 };
hendrikvincent 0:05ccbd4f84f1 63
hendrikvincent 0:05ccbd4f84f1 64 class NetTcpSocket;
hendrikvincent 0:05ccbd4f84f1 65 enum NetTcpSocketEvent;
hendrikvincent 0:05ccbd4f84f1 66
hendrikvincent 0:05ccbd4f84f1 67 ///This is a simple TCP Socket class
hendrikvincent 0:05ccbd4f84f1 68 /**
hendrikvincent 0:05ccbd4f84f1 69 This class exposes an API to deal with TCP Sockets
hendrikvincent 0:05ccbd4f84f1 70 */
hendrikvincent 0:05ccbd4f84f1 71 class TCPSocket
hendrikvincent 0:05ccbd4f84f1 72 {
hendrikvincent 0:05ccbd4f84f1 73 public:
hendrikvincent 0:05ccbd4f84f1 74 ///Creates a new socket
hendrikvincent 0:05ccbd4f84f1 75 TCPSocket();
hendrikvincent 0:05ccbd4f84f1 76 protected:
hendrikvincent 0:05ccbd4f84f1 77 TCPSocket(NetTcpSocket* pNetTcpSocket);
hendrikvincent 0:05ccbd4f84f1 78 public:
hendrikvincent 0:05ccbd4f84f1 79 ///Closes if needed and destroys the socket
hendrikvincent 0:05ccbd4f84f1 80 ~TCPSocket(); //close()
hendrikvincent 0:05ccbd4f84f1 81
hendrikvincent 0:05ccbd4f84f1 82 ///Binds the socket to (local) host
hendrikvincent 0:05ccbd4f84f1 83 TCPSocketErr bind(const Host& me);
hendrikvincent 0:05ccbd4f84f1 84
hendrikvincent 0:05ccbd4f84f1 85 ///Starts listening
hendrikvincent 0:05ccbd4f84f1 86 TCPSocketErr listen();
hendrikvincent 0:05ccbd4f84f1 87
hendrikvincent 0:05ccbd4f84f1 88 ///Connects socket to host
hendrikvincent 0:05ccbd4f84f1 89 TCPSocketErr connect(const Host& host);
hendrikvincent 0:05ccbd4f84f1 90
hendrikvincent 0:05ccbd4f84f1 91 ///Accepts connection from client and gets connected socket
hendrikvincent 0:05ccbd4f84f1 92 TCPSocketErr accept(Host* pClient, TCPSocket** ppNewTcpSocket);
hendrikvincent 0:05ccbd4f84f1 93
hendrikvincent 0:05ccbd4f84f1 94 ///Sends data
hendrikvincent 0:05ccbd4f84f1 95 /*
hendrikvincent 0:05ccbd4f84f1 96 @return a negative error code or the number of bytes transmitted
hendrikvincent 0:05ccbd4f84f1 97 */
hendrikvincent 0:05ccbd4f84f1 98 int /*if < 0 : TCPSocketErr*/ send(const char* buf, int len);
hendrikvincent 0:05ccbd4f84f1 99
hendrikvincent 0:05ccbd4f84f1 100 ///Receives data
hendrikvincent 0:05ccbd4f84f1 101 /*
hendrikvincent 0:05ccbd4f84f1 102 @return a negative error code or the number of bytes received
hendrikvincent 0:05ccbd4f84f1 103 */
hendrikvincent 0:05ccbd4f84f1 104 int /*if < 0 : TCPSocketErr*/ recv(char* buf, int len);
hendrikvincent 0:05ccbd4f84f1 105
hendrikvincent 0:05ccbd4f84f1 106 /* TODO NTH : printf / scanf helpers that call send/recv */
hendrikvincent 0:05ccbd4f84f1 107
hendrikvincent 0:05ccbd4f84f1 108 ///Closes socket
hendrikvincent 0:05ccbd4f84f1 109 TCPSocketErr close();
hendrikvincent 0:05ccbd4f84f1 110
hendrikvincent 0:05ccbd4f84f1 111 //Callbacks
hendrikvincent 0:05ccbd4f84f1 112 ///Setups callback
hendrikvincent 0:05ccbd4f84f1 113 /**
hendrikvincent 0:05ccbd4f84f1 114 @param pMethod : callback function
hendrikvincent 0:05ccbd4f84f1 115 */
hendrikvincent 0:05ccbd4f84f1 116 void setOnEvent( void (*pMethod)(TCPSocketEvent) );
hendrikvincent 0:05ccbd4f84f1 117
hendrikvincent 0:05ccbd4f84f1 118 class CDummy;
hendrikvincent 0:05ccbd4f84f1 119 ///Setups callback
hendrikvincent 0:05ccbd4f84f1 120 /**
hendrikvincent 0:05ccbd4f84f1 121 @param pItem : instance of class on which to execute the callback method
hendrikvincent 0:05ccbd4f84f1 122 @param pMethod : callback method
hendrikvincent 0:05ccbd4f84f1 123 */
hendrikvincent 0:05ccbd4f84f1 124 template<class T>
hendrikvincent 0:05ccbd4f84f1 125 void setOnEvent( T* pItem, void (T::*pMethod)(TCPSocketEvent) )
hendrikvincent 0:05ccbd4f84f1 126 {
hendrikvincent 0:05ccbd4f84f1 127 m_pCbItem = (CDummy*) pItem;
hendrikvincent 0:05ccbd4f84f1 128 m_pCbMeth = (void (CDummy::*)(TCPSocketEvent)) pMethod;
hendrikvincent 0:05ccbd4f84f1 129 }
hendrikvincent 0:05ccbd4f84f1 130
hendrikvincent 0:05ccbd4f84f1 131 ///Disables callback
hendrikvincent 0:05ccbd4f84f1 132 void resetOnEvent();
hendrikvincent 0:05ccbd4f84f1 133
hendrikvincent 0:05ccbd4f84f1 134 protected:
hendrikvincent 0:05ccbd4f84f1 135 void onNetTcpSocketEvent(NetTcpSocketEvent e);
hendrikvincent 0:05ccbd4f84f1 136 TCPSocketErr checkInst();
hendrikvincent 0:05ccbd4f84f1 137
hendrikvincent 0:05ccbd4f84f1 138 private:
hendrikvincent 0:05ccbd4f84f1 139 NetTcpSocket* m_pNetTcpSocket;
hendrikvincent 0:05ccbd4f84f1 140
hendrikvincent 0:05ccbd4f84f1 141 CDummy* m_pCbItem;
hendrikvincent 0:05ccbd4f84f1 142 void (CDummy::*m_pCbMeth)(TCPSocketEvent);
hendrikvincent 0:05ccbd4f84f1 143
hendrikvincent 0:05ccbd4f84f1 144 void (*m_pCb)(TCPSocketEvent);
hendrikvincent 0:05ccbd4f84f1 145
hendrikvincent 0:05ccbd4f84f1 146 };
hendrikvincent 0:05ccbd4f84f1 147
hendrikvincent 0:05ccbd4f84f1 148 #endif