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NetServicesProxy/if/ppp/PPPNetIf.cpp@0:1619a6b826d7, 2011-11-21 (annotated)

Committer:: Hello1024
Date:: Mon Nov 21 18:25:34 2011 +0000
Revision:: 0:1619a6b826d7

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User	Revision	Line number	New contents of line
Hello1024	0:1619a6b826d7	1
Hello1024	0:1619a6b826d7	2	/*
Hello1024	0:1619a6b826d7	3	Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
Hello1024	0:1619a6b826d7	4
Hello1024	0:1619a6b826d7	5	Permission is hereby granted, free of charge, to any person obtaining a copy
Hello1024	0:1619a6b826d7	6	of this software and associated documentation files (the "Software"), to deal
Hello1024	0:1619a6b826d7	7	in the Software without restriction, including without limitation the rights
Hello1024	0:1619a6b826d7	8	to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
Hello1024	0:1619a6b826d7	9	copies of the Software, and to permit persons to whom the Software is
Hello1024	0:1619a6b826d7	10	furnished to do so, subject to the following conditions:
Hello1024	0:1619a6b826d7	11
Hello1024	0:1619a6b826d7	12	The above copyright notice and this permission notice shall be included in
Hello1024	0:1619a6b826d7	13	all copies or substantial portions of the Software.
Hello1024	0:1619a6b826d7	14
Hello1024	0:1619a6b826d7	15	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
Hello1024	0:1619a6b826d7	16	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
Hello1024	0:1619a6b826d7	17	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
Hello1024	0:1619a6b826d7	18	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
Hello1024	0:1619a6b826d7	19	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Hello1024	0:1619a6b826d7	20	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
Hello1024	0:1619a6b826d7	21	THE SOFTWARE.
Hello1024	0:1619a6b826d7	22	*/
Hello1024	0:1619a6b826d7	23
Hello1024	0:1619a6b826d7	24	#include "PPPNetIf.h"
Hello1024	0:1619a6b826d7	25	#include "mbed.h"
Hello1024	0:1619a6b826d7	26	#include "ppp/ppp.h"
Hello1024	0:1619a6b826d7	27	#include "lwip/init.h"
Hello1024	0:1619a6b826d7	28	#include "lwip/sio.h"
Hello1024	0:1619a6b826d7	29
Hello1024	0:1619a6b826d7	30	#define __DEBUG
Hello1024	0:1619a6b826d7	31	#include "dbg/dbg.h"
Hello1024	0:1619a6b826d7	32
Hello1024	0:1619a6b826d7	33	#include "netCfg.h"
Hello1024	0:1619a6b826d7	34	#if NET_PPP
Hello1024	0:1619a6b826d7	35
Hello1024	0:1619a6b826d7	36	#define PPP_TIMEOUT 60000
Hello1024	0:1619a6b826d7	37
Hello1024	0:1619a6b826d7	38	#define BUF_SIZE 256
Hello1024	0:1619a6b826d7	39
Hello1024	0:1619a6b826d7	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)
Hello1024	0:1619a6b826d7	41	{
Hello1024	0:1619a6b826d7	42	//FIXME: Check static refcount
Hello1024	0:1619a6b826d7	43	m_buf = new uint8_t[BUF_SIZE];
Hello1024	0:1619a6b826d7	44	}
Hello1024	0:1619a6b826d7	45
Hello1024	0:1619a6b826d7	46	PPPNetIf::~PPPNetIf()
Hello1024	0:1619a6b826d7	47	{
Hello1024	0:1619a6b826d7	48	delete[] m_buf;
Hello1024	0:1619a6b826d7	49	}
Hello1024	0:1619a6b826d7	50
Hello1024	0:1619a6b826d7	51	#if 0
Hello1024	0:1619a6b826d7	52	PPPErr PPPNetIf::open(Serial* pSerial)
Hello1024	0:1619a6b826d7	53	{
Hello1024	0:1619a6b826d7	54	GPRSErr err = m_pIf->open(pSerial);
Hello1024	0:1619a6b826d7	55	if(err)
Hello1024	0:1619a6b826d7	56	return PPP_MODEM;
Hello1024	0:1619a6b826d7	57	m_open = true;
Hello1024	0:1619a6b826d7	58	#if 0
Hello1024	0:1619a6b826d7	59	m_id = sioMgr::registerSerialIf(this);
Hello1024	0:1619a6b826d7	60	if(!m_id)
Hello1024	0:1619a6b826d7	61	{
Hello1024	0:1619a6b826d7	62	close();
Hello1024	0:1619a6b826d7	63	return PPP_CLOSED;
Hello1024	0:1619a6b826d7	64	}
Hello1024	0:1619a6b826d7	65	#endif
Hello1024	0:1619a6b826d7	66	return PPP_OK;
Hello1024	0:1619a6b826d7	67	}
Hello1024	0:1619a6b826d7	68	#endif
Hello1024	0:1619a6b826d7	69
Hello1024	0:1619a6b826d7	70
Hello1024	0:1619a6b826d7	71	PPPErr PPPNetIf::GPRSConnect(const char* apn, const char* userId, const char* password) //Connect using GPRS
Hello1024	0:1619a6b826d7	72	{
Hello1024	0:1619a6b826d7	73	LwipNetIf::init();
Hello1024	0:1619a6b826d7	74	pppInit();
Hello1024	0:1619a6b826d7	75	//TODO: Tell ATIf that we get ownership of the serial port
Hello1024	0:1619a6b826d7	76
Hello1024	0:1619a6b826d7	77	GPRSErr gprsErr;
Hello1024	0:1619a6b826d7	78	gprsErr = m_pIf->connect(apn);
Hello1024	0:1619a6b826d7	79	if(gprsErr)
Hello1024	0:1619a6b826d7	80	return PPP_NETWORK;
Hello1024	0:1619a6b826d7	81
Hello1024	0:1619a6b826d7	82	DBG("PPPNetIf: If Connected.\n");
Hello1024	0:1619a6b826d7	83
Hello1024	0:1619a6b826d7	84	if( userId == NULL )
Hello1024	0:1619a6b826d7	85	pppSetAuth(PPPAUTHTYPE_NONE, NULL, NULL);
Hello1024	0:1619a6b826d7	86	else
Hello1024	0:1619a6b826d7	87	pppSetAuth(PPPAUTHTYPE_PAP, userId, password); //TODO: Allow CHAP as well
Hello1024	0:1619a6b826d7	88
Hello1024	0:1619a6b826d7	89	DBG("PPPNetIf: Set Auth.\n");
Hello1024	0:1619a6b826d7	90
Hello1024	0:1619a6b826d7	91	//wait(1.);
Hello1024	0:1619a6b826d7	92
Hello1024	0:1619a6b826d7	93	//m_pIf->flushBuffer(); //Flush buffer before passing serial port to PPP
Hello1024	0:1619a6b826d7	94
Hello1024	0:1619a6b826d7	95	m_status = PPP_CONNECTING;
Hello1024	0:1619a6b826d7	96	DBG("m_pIf = %p\n", m_pIf);
Hello1024	0:1619a6b826d7	97	int res = pppOverSerialOpen((void)m_pIf, sPppCallback, (void)this);
Hello1024	0:1619a6b826d7	98	DBG("PPP connected\n");
Hello1024	0:1619a6b826d7	99	if(res<0)
Hello1024	0:1619a6b826d7	100	{
Hello1024	0:1619a6b826d7	101	disconnect();
Hello1024	0:1619a6b826d7	102	return PPP_PROTOCOL;
Hello1024	0:1619a6b826d7	103	}
Hello1024	0:1619a6b826d7	104
Hello1024	0:1619a6b826d7	105	DBG("PPPNetIf: PPP Started with res = %d.\n", res);
Hello1024	0:1619a6b826d7	106
Hello1024	0:1619a6b826d7	107	m_fd = res;
Hello1024	0:1619a6b826d7	108	m_connected = true;
Hello1024	0:1619a6b826d7	109	Timer t;
Hello1024	0:1619a6b826d7	110	t.start();
Hello1024	0:1619a6b826d7	111	while( m_status == PPP_CONNECTING ) //Wait for callback
Hello1024	0:1619a6b826d7	112	{
Hello1024	0:1619a6b826d7	113	poll();
Hello1024	0:1619a6b826d7	114	if(t.read_ms()>PPP_TIMEOUT)
Hello1024	0:1619a6b826d7	115	{
Hello1024	0:1619a6b826d7	116	DBG("PPPNetIf: Timeout.\n");
Hello1024	0:1619a6b826d7	117	disconnect();
Hello1024	0:1619a6b826d7	118	return PPP_PROTOCOL;
Hello1024	0:1619a6b826d7	119	}
Hello1024	0:1619a6b826d7	120	}
Hello1024	0:1619a6b826d7	121
Hello1024	0:1619a6b826d7	122	DBG("PPPNetIf: Callback returned.\n");
Hello1024	0:1619a6b826d7	123
Hello1024	0:1619a6b826d7	124	if( m_status == PPP_DISCONNECTED )
Hello1024	0:1619a6b826d7	125	{
Hello1024	0:1619a6b826d7	126	disconnect();
Hello1024	0:1619a6b826d7	127	return PPP_PROTOCOL;
Hello1024	0:1619a6b826d7	128	}
Hello1024	0:1619a6b826d7	129
Hello1024	0:1619a6b826d7	130	return PPP_OK;
Hello1024	0:1619a6b826d7	131
Hello1024	0:1619a6b826d7	132	}
Hello1024	0:1619a6b826d7	133
Hello1024	0:1619a6b826d7	134	PPPErr PPPNetIf::ATConnect(const char* number) //Connect using a "classic" voice modem or GSM
Hello1024	0:1619a6b826d7	135	{
Hello1024	0:1619a6b826d7	136	//TODO: IMPL
Hello1024	0:1619a6b826d7	137	return PPP_MODEM;
Hello1024	0:1619a6b826d7	138	}
Hello1024	0:1619a6b826d7	139
Hello1024	0:1619a6b826d7	140	PPPErr PPPNetIf::disconnect()
Hello1024	0:1619a6b826d7	141	{
Hello1024	0:1619a6b826d7	142	if(m_fd)
Hello1024	0:1619a6b826d7	143	pppClose(m_fd); //0 if ok, else should gen a WARN
Hello1024	0:1619a6b826d7	144	m_connected = false;
Hello1024	0:1619a6b826d7	145
Hello1024	0:1619a6b826d7	146	m_pIf->flushBuffer();
Hello1024	0:1619a6b826d7	147	m_pIf->printf("+++\r\n");
Hello1024	0:1619a6b826d7	148	wait(.5);
Hello1024	0:1619a6b826d7	149	m_pIf->flushBuffer();
Hello1024	0:1619a6b826d7	150
Hello1024	0:1619a6b826d7	151	GPRSErr gprsErr;
Hello1024	0:1619a6b826d7	152	gprsErr = m_pIf->disconnect();
Hello1024	0:1619a6b826d7	153	if(gprsErr)
Hello1024	0:1619a6b826d7	154	return PPP_NETWORK;
Hello1024	0:1619a6b826d7	155
Hello1024	0:1619a6b826d7	156	return PPP_OK;
Hello1024	0:1619a6b826d7	157	}
Hello1024	0:1619a6b826d7	158
Hello1024	0:1619a6b826d7	159	#if 0
Hello1024	0:1619a6b826d7	160	PPPErr PPPNetIf::close()
Hello1024	0:1619a6b826d7	161	{
Hello1024	0:1619a6b826d7	162	GPRSErr err = m_pIf->close();
Hello1024	0:1619a6b826d7	163	if(err)
Hello1024	0:1619a6b826d7	164	return PPP_MODEM;
Hello1024	0:1619a6b826d7	165	m_open = false;
Hello1024	0:1619a6b826d7	166	return PPP_OK;
Hello1024	0:1619a6b826d7	167	}
Hello1024	0:1619a6b826d7	168	#endif
Hello1024	0:1619a6b826d7	169
Hello1024	0:1619a6b826d7	170
Hello1024	0:1619a6b826d7	171	#if 0
Hello1024	0:1619a6b826d7	172	//We have to use :
Hello1024	0:1619a6b826d7	173
Hello1024	0:1619a6b826d7	174	/** Pass received raw characters to PPPoS to be decoded. This function is
Hello1024	0:1619a6b826d7	175	* thread-safe and can be called from a dedicated RX-thread or from a main-loop.
Hello1024	0:1619a6b826d7	176	*
Hello1024	0:1619a6b826d7	177	* @param pd PPP descriptor index, returned by pppOpen()
Hello1024	0:1619a6b826d7	178	* @param data received data
Hello1024	0:1619a6b826d7	179	* @param len length of received data
Hello1024	0:1619a6b826d7	180	*/
Hello1024	0:1619a6b826d7	181	void
Hello1024	0:1619a6b826d7	182	pppos_input(int pd, u_char* data, int len)
Hello1024	0:1619a6b826d7	183	{
Hello1024	0:1619a6b826d7	184	pppInProc(&pppControl[pd].rx, data, len);
Hello1024	0:1619a6b826d7	185	}
Hello1024	0:1619a6b826d7	186	#endif
Hello1024	0:1619a6b826d7	187
Hello1024	0:1619a6b826d7	188	void PPPNetIf::poll()
Hello1024	0:1619a6b826d7	189	{
Hello1024	0:1619a6b826d7	190	if(!m_connected)
Hello1024	0:1619a6b826d7	191	return;
Hello1024	0:1619a6b826d7	192	LwipNetIf::poll();
Hello1024	0:1619a6b826d7	193	//static u8_t buf[128];
Hello1024	0:1619a6b826d7	194	int len;
Hello1024	0:1619a6b826d7	195	do
Hello1024	0:1619a6b826d7	196	{
Hello1024	0:1619a6b826d7	197	len = sio_tryread((sio_fd_t) m_pIf, m_buf, BUF_SIZE);
Hello1024	0:1619a6b826d7	198	if(len > 0)
Hello1024	0:1619a6b826d7	199	pppos_input(m_fd, m_buf, len);
Hello1024	0:1619a6b826d7	200	} while(len>0);
Hello1024	0:1619a6b826d7	201	}
Hello1024	0:1619a6b826d7	202
Hello1024	0:1619a6b826d7	203	//Link Callback
Hello1024	0:1619a6b826d7	204	void PPPNetIf::pppCallback(int errCode, void *arg)
Hello1024	0:1619a6b826d7	205	{
Hello1024	0:1619a6b826d7	206	switch ( errCode )
Hello1024	0:1619a6b826d7	207	{
Hello1024	0:1619a6b826d7	208	//No error
Hello1024	0:1619a6b826d7	209	case PPPERR_NONE:
Hello1024	0:1619a6b826d7	210	{
Hello1024	0:1619a6b826d7	211	struct ppp_addrs* addrs = (struct ppp_addrs*) arg;
Hello1024	0:1619a6b826d7	212	m_ip = IpAddr(&(addrs->our_ipaddr)); //Set IP
Hello1024	0:1619a6b826d7	213	}
Hello1024	0:1619a6b826d7	214	m_status = PPP_CONNECTED;
Hello1024	0:1619a6b826d7	215	break;
Hello1024	0:1619a6b826d7	216	default:
Hello1024	0:1619a6b826d7	217	//Disconnected
Hello1024	0:1619a6b826d7	218	DBG("PPPNetIf: Callback errCode = %d.\n", errCode);
Hello1024	0:1619a6b826d7	219	m_status = PPP_DISCONNECTED;
Hello1024	0:1619a6b826d7	220	break;
Hello1024	0:1619a6b826d7	221	}
Hello1024	0:1619a6b826d7	222	}
Hello1024	0:1619a6b826d7	223
Hello1024	0:1619a6b826d7	224	#endif

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	21 Nov 2011
Imports:	10
Forks:	1
Commits:	1
Dependents:	0
Dependencies:	1
Followers:	1

NetServicesProxy/if/ppp/PPPNetIf.cpp@0:1619a6b826d7, 2011-11-21 (annotated)

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