A modified version of http://mbed.org/users/segundo/libraries/NetServices/ljhqix to add HTTP proxy feature (based on http://mbed.org/users/igorsk/programs/NetServicesSource/ltjpag)
api/TCPSocket.h
- Committer:
- mimil
- Date:
- 2011-09-06
- Revision:
- 0:308f83189a3f
File content as of revision 0:308f83189a3f:
/* Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /** \file TCP Socket header file */ #ifndef TCPSOCKET_H #define TCPSOCKET_H #include "core/net.h" #include "core/host.h" //Essentially it is a safe interface to NetTcpSocket ///TCP Socket error codes enum TCPSocketErr { __TCPSOCKET_MIN = -0xFFFF, TCPSOCKET_SETUP, ///<TCPSocket not properly configured TCPSOCKET_TIMEOUT, ///<Connection timed out TCPSOCKET_IF, ///<Interface has problems, does not exist or is not initialized TCPSOCKET_MEM, ///<Not enough mem TCPSOCKET_INUSE, ///<Interface / Port is in use TCPSOCKET_EMPTY, ///<Connections queue is empty TCPSOCKET_RST, ///<Connection was reset by remote host //... TCPSOCKET_OK = 0 ///<Success }; ///TCP Socket Events enum TCPSocketEvent { TCPSOCKET_CONNECTED, ///<Connected to host TCPSOCKET_ACCEPT, ///<Client is connected, must call accept() to get a new Socket TCPSOCKET_READABLE, ///<Data in buf TCPSOCKET_WRITEABLE, ///<Can write data to buf TCPSOCKET_CONTIMEOUT, ///<Connection timed out TCPSOCKET_CONRST, ///<Connection was reset by remote host TCPSOCKET_CONABRT, ///<Connection was aborted TCPSOCKET_ERROR, ///<Unknown error TCPSOCKET_DISCONNECTED ///<Disconnected }; class NetTcpSocket; enum NetTcpSocketEvent; ///This is a simple TCP Socket class /** This class exposes an API to deal with TCP Sockets */ class TCPSocket { public: ///Creates a new socket TCPSocket(); protected: TCPSocket(NetTcpSocket* pNetTcpSocket); public: ///Closes if needed and destroys the socket ~TCPSocket(); //close() ///Binds the socket to (local) host TCPSocketErr bind(const Host& me); ///Starts listening TCPSocketErr listen(); ///Connects socket to host TCPSocketErr connect(const Host& host); ///Accepts connection from client and gets connected socket TCPSocketErr accept(Host* pClient, TCPSocket** ppNewTcpSocket); ///Sends data /* @return a negative error code or the number of bytes transmitted */ int /*if < 0 : TCPSocketErr*/ send(const char* buf, int len); ///Receives data /* @return a negative error code or the number of bytes received */ int /*if < 0 : TCPSocketErr*/ recv(char* buf, int len); /* TODO NTH : printf / scanf helpers that call send/recv */ ///Closes socket TCPSocketErr close(); //Callbacks ///Setups callback /** @param pMethod : callback function */ void setOnEvent( void (*pMethod)(TCPSocketEvent) ); class CDummy; ///Setups callback /** @param pItem : instance of class on which to execute the callback method @param pMethod : callback method */ template<class T> void setOnEvent( T* pItem, void (T::*pMethod)(TCPSocketEvent) ) { m_pCbItem = (CDummy*) pItem; m_pCbMeth = (void (CDummy::*)(TCPSocketEvent)) pMethod; } ///Disables callback void resetOnEvent(); protected: void onNetTcpSocketEvent(NetTcpSocketEvent e); TCPSocketErr checkInst(); private: NetTcpSocket* m_pNetTcpSocket; CDummy* m_pCbItem; void (CDummy::*m_pCbMeth)(TCPSocketEvent); void (*m_pCb)(TCPSocketEvent); }; #endif