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EthernetNetIf/LPC1768/if/net/nettcpsocket.h@0:58c3d014a4e7, 2011-09-06 (annotated)

Committer:: slowness
Date:: Tue Sep 06 18:05:46 2011 +0000
Revision:: 0:58c3d014a4e7

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User	Revision	Line number	New contents of line
slowness	0:58c3d014a4e7	1
slowness	0:58c3d014a4e7	2	/*
slowness	0:58c3d014a4e7	3	Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
slowness	0:58c3d014a4e7	4
slowness	0:58c3d014a4e7	5	Permission is hereby granted, free of charge, to any person obtaining a copy
slowness	0:58c3d014a4e7	6	of this software and associated documentation files (the "Software"), to deal
slowness	0:58c3d014a4e7	7	in the Software without restriction, including without limitation the rights
slowness	0:58c3d014a4e7	8	to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
slowness	0:58c3d014a4e7	9	copies of the Software, and to permit persons to whom the Software is
slowness	0:58c3d014a4e7	10	furnished to do so, subject to the following conditions:
slowness	0:58c3d014a4e7	11
slowness	0:58c3d014a4e7	12	The above copyright notice and this permission notice shall be included in
slowness	0:58c3d014a4e7	13	all copies or substantial portions of the Software.
slowness	0:58c3d014a4e7	14
slowness	0:58c3d014a4e7	15	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
slowness	0:58c3d014a4e7	16	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
slowness	0:58c3d014a4e7	17	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
slowness	0:58c3d014a4e7	18	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
slowness	0:58c3d014a4e7	19	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
slowness	0:58c3d014a4e7	20	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
slowness	0:58c3d014a4e7	21	THE SOFTWARE.
slowness	0:58c3d014a4e7	22	*/
slowness	0:58c3d014a4e7	23
slowness	0:58c3d014a4e7	24	#ifndef NETTCPSOCKET_H
slowness	0:58c3d014a4e7	25	#define NETTCPSOCKET_H
slowness	0:58c3d014a4e7	26
slowness	0:58c3d014a4e7	27	#include "net.h"
slowness	0:58c3d014a4e7	28	#include "host.h"
slowness	0:58c3d014a4e7	29
slowness	0:58c3d014a4e7	30	#include <queue>
slowness	0:58c3d014a4e7	31	using std::queue;
slowness	0:58c3d014a4e7	32
slowness	0:58c3d014a4e7	33	//Implements a Berkeley-like socket if
slowness	0:58c3d014a4e7	34	//Can be interfaced either to lwip or a Telit module
slowness	0:58c3d014a4e7	35
slowness	0:58c3d014a4e7	36	enum NetTcpSocketErr
slowness	0:58c3d014a4e7	37	{
slowness	0:58c3d014a4e7	38	__NETTCPSOCKET_MIN = -0xFFFF,
slowness	0:58c3d014a4e7	39	NETTCPSOCKET_SETUP, //NetTcpSocket not properly configured
slowness	0:58c3d014a4e7	40	NETTCPSOCKET_TIMEOUT,
slowness	0:58c3d014a4e7	41	NETTCPSOCKET_IF, //If has problems
slowness	0:58c3d014a4e7	42	NETTCPSOCKET_MEM, //Not enough mem
slowness	0:58c3d014a4e7	43	NETTCPSOCKET_INUSE, //If/Port is in use
slowness	0:58c3d014a4e7	44	NETTCPSOCKET_EMPTY, //Connections queue is empty
slowness	0:58c3d014a4e7	45	NETTCPSOCKET_RST, // Connection was reset by remote host
slowness	0:58c3d014a4e7	46	//...
slowness	0:58c3d014a4e7	47	NETTCPSOCKET_OK = 0
slowness	0:58c3d014a4e7	48	};
slowness	0:58c3d014a4e7	49
slowness	0:58c3d014a4e7	50	enum NetTcpSocketEvent
slowness	0:58c3d014a4e7	51	{
slowness	0:58c3d014a4e7	52	NETTCPSOCKET_CONNECTED, //Connected to host, must call accept() if we were listening
slowness	0:58c3d014a4e7	53	NETTCPSOCKET_ACCEPT, //Connected to client
slowness	0:58c3d014a4e7	54	NETTCPSOCKET_READABLE, //Data in buf
slowness	0:58c3d014a4e7	55	NETTCPSOCKET_WRITEABLE, //Can write data to buf
slowness	0:58c3d014a4e7	56	NETTCPSOCKET_CONTIMEOUT,
slowness	0:58c3d014a4e7	57	NETTCPSOCKET_CONRST,
slowness	0:58c3d014a4e7	58	NETTCPSOCKET_CONABRT,
slowness	0:58c3d014a4e7	59	NETTCPSOCKET_ERROR,
slowness	0:58c3d014a4e7	60	NETTCPSOCKET_DISCONNECTED
slowness	0:58c3d014a4e7	61	};
slowness	0:58c3d014a4e7	62
slowness	0:58c3d014a4e7	63
slowness	0:58c3d014a4e7	64	class NetTcpSocket
slowness	0:58c3d014a4e7	65	{
slowness	0:58c3d014a4e7	66	public:
slowness	0:58c3d014a4e7	67	NetTcpSocket();
slowness	0:58c3d014a4e7	68	virtual ~NetTcpSocket(); //close()
slowness	0:58c3d014a4e7	69
slowness	0:58c3d014a4e7	70	virtual NetTcpSocketErr bind(const Host& me) = 0;
slowness	0:58c3d014a4e7	71	virtual NetTcpSocketErr listen() = 0;
slowness	0:58c3d014a4e7	72	virtual NetTcpSocketErr connect(const Host& host) = 0;
slowness	0:58c3d014a4e7	73	virtual NetTcpSocketErr accept(Host* pClient, NetTcpSocket** ppNewNetTcpSocket) = 0;
slowness	0:58c3d014a4e7	74
slowness	0:58c3d014a4e7	75	virtual int /if < 0 : NetTcpSocketErr/ send(const char* buf, int len) = 0;
slowness	0:58c3d014a4e7	76	virtual int /if < 0 : NetTcpSocketErr/ recv(char* buf, int len) = 0;
slowness	0:58c3d014a4e7	77
slowness	0:58c3d014a4e7	78	virtual NetTcpSocketErr close() = 0;
slowness	0:58c3d014a4e7	79
slowness	0:58c3d014a4e7	80	virtual NetTcpSocketErr poll() = 0;
slowness	0:58c3d014a4e7	81
slowness	0:58c3d014a4e7	82	class CDummy;
slowness	0:58c3d014a4e7	83	//Callbacks
slowness	0:58c3d014a4e7	84	template<class T>
slowness	0:58c3d014a4e7	85	//Linker bug : Must be defined here :(
slowness	0:58c3d014a4e7	86	void setOnEvent( T* pItem, void (T::*pMethod)(NetTcpSocketEvent) )
slowness	0:58c3d014a4e7	87	{
slowness	0:58c3d014a4e7	88	m_pCbItem = (CDummy*) pItem;
slowness	0:58c3d014a4e7	89	m_pCbMeth = (void (CDummy::*)(NetTcpSocketEvent)) pMethod;
slowness	0:58c3d014a4e7	90	}
slowness	0:58c3d014a4e7	91
slowness	0:58c3d014a4e7	92	void resetOnEvent(); //Disable callback
slowness	0:58c3d014a4e7	93
slowness	0:58c3d014a4e7	94	protected:
slowness	0:58c3d014a4e7	95	void queueEvent(NetTcpSocketEvent e);
slowness	0:58c3d014a4e7	96	void discardEvents();
slowness	0:58c3d014a4e7	97	void flushEvents(); //to be called during polling
slowness	0:58c3d014a4e7	98
slowness	0:58c3d014a4e7	99	Host m_host;
slowness	0:58c3d014a4e7	100	Host m_client;
slowness	0:58c3d014a4e7	101
slowness	0:58c3d014a4e7	102	friend class Net;
slowness	0:58c3d014a4e7	103	int m_refs;
slowness	0:58c3d014a4e7	104
slowness	0:58c3d014a4e7	105	bool m_closed;
slowness	0:58c3d014a4e7	106	bool m_removed;
slowness	0:58c3d014a4e7	107
slowness	0:58c3d014a4e7	108	private:
slowness	0:58c3d014a4e7	109	//We do not want to execute user code in interrupt routines, so we queue events until the server is polled
slowness	0:58c3d014a4e7	110	//If we port this to a multithreaded OS, we could avoid this (however some functions here are not thread-safe, so beware ;) )
slowness	0:58c3d014a4e7	111	void onEvent(NetTcpSocketEvent e); //To be called on poll
slowness	0:58c3d014a4e7	112	CDummy* m_pCbItem;
slowness	0:58c3d014a4e7	113	void (CDummy::*m_pCbMeth)(NetTcpSocketEvent);
slowness	0:58c3d014a4e7	114	queue<NetTcpSocketEvent> m_events;
slowness	0:58c3d014a4e7	115
slowness	0:58c3d014a4e7	116	};
slowness	0:58c3d014a4e7	117
slowness	0:58c3d014a4e7	118	#endif

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	06 Sep 2011
Imports:	112
Forks:	0
Commits:	1
Dependents:	1
Dependencies:	1
Followers:	2

EthernetNetIf/LPC1768/if/net/nettcpsocket.h@0:58c3d014a4e7, 2011-09-06 (annotated)

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