AmpereMeter - Example self-announcing webserver which controls …

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Dirk-Willem van Gulik (NXP/mbed) / Mbed 2 deprecated AmpereMeter

Example self-announcing webserver which controls a servo through a smallHTML userinterface.

if/ppp/PPPNetIf.cpp@0:a259777c45a3, 2010-08-14 (annotated)

Committer:: dirkx
Date:: Sat Aug 14 15:56:01 2010 +0000
Revision:: 0:a259777c45a3

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User	Revision	Line number	New contents of line
dirkx	0:a259777c45a3	1
dirkx	0:a259777c45a3	2	/*
dirkx	0:a259777c45a3	3	Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
dirkx	0:a259777c45a3	4
dirkx	0:a259777c45a3	5	Permission is hereby granted, free of charge, to any person obtaining a copy
dirkx	0:a259777c45a3	6	of this software and associated documentation files (the "Software"), to deal
dirkx	0:a259777c45a3	7	in the Software without restriction, including without limitation the rights
dirkx	0:a259777c45a3	8	to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
dirkx	0:a259777c45a3	9	copies of the Software, and to permit persons to whom the Software is
dirkx	0:a259777c45a3	10	furnished to do so, subject to the following conditions:
dirkx	0:a259777c45a3	11
dirkx	0:a259777c45a3	12	The above copyright notice and this permission notice shall be included in
dirkx	0:a259777c45a3	13	all copies or substantial portions of the Software.
dirkx	0:a259777c45a3	14
dirkx	0:a259777c45a3	15	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
dirkx	0:a259777c45a3	16	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
dirkx	0:a259777c45a3	17	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
dirkx	0:a259777c45a3	18	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
dirkx	0:a259777c45a3	19	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
dirkx	0:a259777c45a3	20	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
dirkx	0:a259777c45a3	21	THE SOFTWARE.
dirkx	0:a259777c45a3	22	*/
dirkx	0:a259777c45a3	23
dirkx	0:a259777c45a3	24	#include "PPPNetIf.h"
dirkx	0:a259777c45a3	25	#include "mbed.h"
dirkx	0:a259777c45a3	26	#include "ppp/ppp.h"
dirkx	0:a259777c45a3	27	#include "lwip/init.h"
dirkx	0:a259777c45a3	28	#include "lwip/sio.h"
dirkx	0:a259777c45a3	29
dirkx	0:a259777c45a3	30	#define __DEBUG
dirkx	0:a259777c45a3	31	#include "dbg/dbg.h"
dirkx	0:a259777c45a3	32
dirkx	0:a259777c45a3	33	#include "netCfg.h"
dirkx	0:a259777c45a3	34	#if NET_PPP
dirkx	0:a259777c45a3	35
dirkx	0:a259777c45a3	36	#define PPP_TIMEOUT 60000
dirkx	0:a259777c45a3	37
dirkx	0:a259777c45a3	38	#define BUF_SIZE 128
dirkx	0:a259777c45a3	39
dirkx	0:a259777c45a3	40	PPPNetIf::PPPNetIf(GPRSModem* pIf) : LwipNetIf(), m_pIf(pIf),/* m_open(false),*/ m_connected(false), m_status(PPP_DISCONNECTED), m_fd(0) //, m_id(0)
dirkx	0:a259777c45a3	41	{
dirkx	0:a259777c45a3	42	//FIXME: Check static refcount
dirkx	0:a259777c45a3	43	pppInit();
dirkx	0:a259777c45a3	44	m_buf = new uint8_t[BUF_SIZE];
dirkx	0:a259777c45a3	45	}
dirkx	0:a259777c45a3	46
dirkx	0:a259777c45a3	47	PPPNetIf::~PPPNetIf()
dirkx	0:a259777c45a3	48	{
dirkx	0:a259777c45a3	49	delete[] m_buf;
dirkx	0:a259777c45a3	50	}
dirkx	0:a259777c45a3	51
dirkx	0:a259777c45a3	52	#if 0
dirkx	0:a259777c45a3	53	PPPErr PPPNetIf::open(Serial* pSerial)
dirkx	0:a259777c45a3	54	{
dirkx	0:a259777c45a3	55	GPRSErr err = m_pIf->open(pSerial);
dirkx	0:a259777c45a3	56	if(err)
dirkx	0:a259777c45a3	57	return PPP_MODEM;
dirkx	0:a259777c45a3	58	m_open = true;
dirkx	0:a259777c45a3	59	#if 0
dirkx	0:a259777c45a3	60	m_id = sioMgr::registerSerialIf(this);
dirkx	0:a259777c45a3	61	if(!m_id)
dirkx	0:a259777c45a3	62	{
dirkx	0:a259777c45a3	63	close();
dirkx	0:a259777c45a3	64	return PPP_CLOSED;
dirkx	0:a259777c45a3	65	}
dirkx	0:a259777c45a3	66	#endif
dirkx	0:a259777c45a3	67	return PPP_OK;
dirkx	0:a259777c45a3	68	}
dirkx	0:a259777c45a3	69	#endif
dirkx	0:a259777c45a3	70
dirkx	0:a259777c45a3	71
dirkx	0:a259777c45a3	72	PPPErr PPPNetIf::GPRSConnect(const char* apn, const char* userId, const char* password) //Connect using GPRS
dirkx	0:a259777c45a3	73	{
dirkx	0:a259777c45a3	74	LwipNetIf::init();
dirkx	0:a259777c45a3	75	//TODO: Tell ATIf that we get ownership of the serial port
dirkx	0:a259777c45a3	76
dirkx	0:a259777c45a3	77	GPRSErr gprsErr;
dirkx	0:a259777c45a3	78	gprsErr = m_pIf->connect(apn);
dirkx	0:a259777c45a3	79	if(gprsErr)
dirkx	0:a259777c45a3	80	return PPP_NETWORK;
dirkx	0:a259777c45a3	81
dirkx	0:a259777c45a3	82	DBG("\r\nPPPNetIf: If Connected.\r\n");
dirkx	0:a259777c45a3	83
dirkx	0:a259777c45a3	84	if( userId == NULL )
dirkx	0:a259777c45a3	85	pppSetAuth(PPPAUTHTYPE_NONE, NULL, NULL);
dirkx	0:a259777c45a3	86	else
dirkx	0:a259777c45a3	87	pppSetAuth(PPPAUTHTYPE_PAP, userId, password); //TODO: Allow CHAP as well
dirkx	0:a259777c45a3	88
dirkx	0:a259777c45a3	89	DBG("\r\nPPPNetIf: Set Auth.\r\n");
dirkx	0:a259777c45a3	90
dirkx	0:a259777c45a3	91	m_pIf->flushBuffer(); //Flush buffer before passing serial port to PPP
dirkx	0:a259777c45a3	92
dirkx	0:a259777c45a3	93	m_status = PPP_CONNECTING;
dirkx	0:a259777c45a3	94	int res = pppOverSerialOpen((void)m_pIf, sPppCallback, (void)this);
dirkx	0:a259777c45a3	95	if(res<0)
dirkx	0:a259777c45a3	96	{
dirkx	0:a259777c45a3	97	disconnect();
dirkx	0:a259777c45a3	98	return PPP_PROTOCOL;
dirkx	0:a259777c45a3	99	}
dirkx	0:a259777c45a3	100
dirkx	0:a259777c45a3	101	DBG("\r\nPPPNetIf: PPP Started with res = %d.\r\n", res);
dirkx	0:a259777c45a3	102
dirkx	0:a259777c45a3	103	m_fd = res;
dirkx	0:a259777c45a3	104	m_connected = true;
dirkx	0:a259777c45a3	105	Timer t;
dirkx	0:a259777c45a3	106	t.start();
dirkx	0:a259777c45a3	107	while( m_status == PPP_CONNECTING ) //Wait for callback
dirkx	0:a259777c45a3	108	{
dirkx	0:a259777c45a3	109	poll();
dirkx	0:a259777c45a3	110	if(t.read_ms()>PPP_TIMEOUT)
dirkx	0:a259777c45a3	111	{
dirkx	0:a259777c45a3	112	DBG("\r\nPPPNetIf: Timeout.\r\n");
dirkx	0:a259777c45a3	113	disconnect();
dirkx	0:a259777c45a3	114	return PPP_PROTOCOL;
dirkx	0:a259777c45a3	115	}
dirkx	0:a259777c45a3	116	}
dirkx	0:a259777c45a3	117
dirkx	0:a259777c45a3	118	DBG("\r\nPPPNetIf: Callback returned.\r\n");
dirkx	0:a259777c45a3	119
dirkx	0:a259777c45a3	120	if( m_status == PPP_DISCONNECTED )
dirkx	0:a259777c45a3	121	{
dirkx	0:a259777c45a3	122	disconnect();
dirkx	0:a259777c45a3	123	return PPP_PROTOCOL;
dirkx	0:a259777c45a3	124	}
dirkx	0:a259777c45a3	125
dirkx	0:a259777c45a3	126	return PPP_OK;
dirkx	0:a259777c45a3	127
dirkx	0:a259777c45a3	128	}
dirkx	0:a259777c45a3	129
dirkx	0:a259777c45a3	130	PPPErr PPPNetIf::ATConnect(const char* number) //Connect using a "classic" voice modem or GSM
dirkx	0:a259777c45a3	131	{
dirkx	0:a259777c45a3	132	//TODO: IMPL
dirkx	0:a259777c45a3	133	return PPP_MODEM;
dirkx	0:a259777c45a3	134	}
dirkx	0:a259777c45a3	135
dirkx	0:a259777c45a3	136	PPPErr PPPNetIf::disconnect()
dirkx	0:a259777c45a3	137	{
dirkx	0:a259777c45a3	138	pppClose(m_fd); //0 if ok, else should gen a WARN
dirkx	0:a259777c45a3	139	m_connected = false;
dirkx	0:a259777c45a3	140
dirkx	0:a259777c45a3	141	m_pIf->flushBuffer();
dirkx	0:a259777c45a3	142	m_pIf->printf("+++");
dirkx	0:a259777c45a3	143	wait(.1);
dirkx	0:a259777c45a3	144	m_pIf->flushBuffer();
dirkx	0:a259777c45a3	145
dirkx	0:a259777c45a3	146	GPRSErr gprsErr;
dirkx	0:a259777c45a3	147	gprsErr = m_pIf->disconnect();
dirkx	0:a259777c45a3	148	if(gprsErr)
dirkx	0:a259777c45a3	149	return PPP_NETWORK;
dirkx	0:a259777c45a3	150
dirkx	0:a259777c45a3	151	return PPP_OK;
dirkx	0:a259777c45a3	152	}
dirkx	0:a259777c45a3	153
dirkx	0:a259777c45a3	154	#if 0
dirkx	0:a259777c45a3	155	PPPErr PPPNetIf::close()
dirkx	0:a259777c45a3	156	{
dirkx	0:a259777c45a3	157	GPRSErr err = m_pIf->close();
dirkx	0:a259777c45a3	158	if(err)
dirkx	0:a259777c45a3	159	return PPP_MODEM;
dirkx	0:a259777c45a3	160	m_open = false;
dirkx	0:a259777c45a3	161	return PPP_OK;
dirkx	0:a259777c45a3	162	}
dirkx	0:a259777c45a3	163	#endif
dirkx	0:a259777c45a3	164
dirkx	0:a259777c45a3	165
dirkx	0:a259777c45a3	166	#if 0
dirkx	0:a259777c45a3	167	//We have to use :
dirkx	0:a259777c45a3	168
dirkx	0:a259777c45a3	169	/** Pass received raw characters to PPPoS to be decoded. This function is
dirkx	0:a259777c45a3	170	* thread-safe and can be called from a dedicated RX-thread or from a main-loop.
dirkx	0:a259777c45a3	171	*
dirkx	0:a259777c45a3	172	* @param pd PPP descriptor index, returned by pppOpen()
dirkx	0:a259777c45a3	173	* @param data received data
dirkx	0:a259777c45a3	174	* @param len length of received data
dirkx	0:a259777c45a3	175	*/
dirkx	0:a259777c45a3	176	void
dirkx	0:a259777c45a3	177	pppos_input(int pd, u_char* data, int len)
dirkx	0:a259777c45a3	178	{
dirkx	0:a259777c45a3	179	pppInProc(&pppControl[pd].rx, data, len);
dirkx	0:a259777c45a3	180	}
dirkx	0:a259777c45a3	181	#endif
dirkx	0:a259777c45a3	182
dirkx	0:a259777c45a3	183	void PPPNetIf::poll()
dirkx	0:a259777c45a3	184	{
dirkx	0:a259777c45a3	185	if(!m_connected)
dirkx	0:a259777c45a3	186	return;
dirkx	0:a259777c45a3	187	LwipNetIf::poll();
dirkx	0:a259777c45a3	188	//static u8_t buf[128];
dirkx	0:a259777c45a3	189	int len = sio_tryread((sio_fd_t) m_pIf, m_buf, BUF_SIZE);
dirkx	0:a259777c45a3	190	if(len > 0)
dirkx	0:a259777c45a3	191	pppos_input(m_fd, m_buf, len);
dirkx	0:a259777c45a3	192	}
dirkx	0:a259777c45a3	193
dirkx	0:a259777c45a3	194	//Link Callback
dirkx	0:a259777c45a3	195	void PPPNetIf::pppCallback(int errCode, void *arg)
dirkx	0:a259777c45a3	196	{
dirkx	0:a259777c45a3	197	//DBG("\r\nPPPNetIf: Callback errCode = %d.\r\n", errCode);
dirkx	0:a259777c45a3	198	switch ( errCode )
dirkx	0:a259777c45a3	199	{
dirkx	0:a259777c45a3	200	//No error
dirkx	0:a259777c45a3	201	case PPPERR_NONE:
dirkx	0:a259777c45a3	202	m_status = PPP_CONNECTED;
dirkx	0:a259777c45a3	203	break;
dirkx	0:a259777c45a3	204	default:
dirkx	0:a259777c45a3	205	//Disconnected
dirkx	0:a259777c45a3	206	m_status = PPP_DISCONNECTED;
dirkx	0:a259777c45a3	207	break;
dirkx	0:a259777c45a3	208	}
dirkx	0:a259777c45a3	209	}
dirkx	0:a259777c45a3	210
dirkx	0:a259777c45a3	211	#endif

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	14 Aug 2010
Imports:	49
Forks:	0
Commits:	1
Dependents:	0
Dependencies:	2
Followers:	1

if/ppp/PPPNetIf.cpp@0:a259777c45a3, 2010-08-14 (annotated)

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