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This library is stripped down version of NetServices library. HTTP server and client function is NOT supported.

if/ppp/PPPNetIf.cpp@0:dcf3c92487ca, 2011-07-20 (annotated)

Committer:: idinor
Date:: Wed Jul 20 11:45:39 2011 +0000
Revision:: 0:dcf3c92487ca

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User	Revision	Line number	New contents of line
idinor	0:dcf3c92487ca	1
idinor	0:dcf3c92487ca	2	/*
idinor	0:dcf3c92487ca	3	Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
idinor	0:dcf3c92487ca	4
idinor	0:dcf3c92487ca	5	Permission is hereby granted, free of charge, to any person obtaining a copy
idinor	0:dcf3c92487ca	6	of this software and associated documentation files (the "Software"), to deal
idinor	0:dcf3c92487ca	7	in the Software without restriction, including without limitation the rights
idinor	0:dcf3c92487ca	8	to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
idinor	0:dcf3c92487ca	9	copies of the Software, and to permit persons to whom the Software is
idinor	0:dcf3c92487ca	10	furnished to do so, subject to the following conditions:
idinor	0:dcf3c92487ca	11
idinor	0:dcf3c92487ca	12	The above copyright notice and this permission notice shall be included in
idinor	0:dcf3c92487ca	13	all copies or substantial portions of the Software.
idinor	0:dcf3c92487ca	14
idinor	0:dcf3c92487ca	15	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
idinor	0:dcf3c92487ca	16	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
idinor	0:dcf3c92487ca	17	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
idinor	0:dcf3c92487ca	18	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
idinor	0:dcf3c92487ca	19	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
idinor	0:dcf3c92487ca	20	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
idinor	0:dcf3c92487ca	21	THE SOFTWARE.
idinor	0:dcf3c92487ca	22	*/
idinor	0:dcf3c92487ca	23
idinor	0:dcf3c92487ca	24	#include "PPPNetIf.h"
idinor	0:dcf3c92487ca	25	#include "mbed.h"
idinor	0:dcf3c92487ca	26	#include "ppp/ppp.h"
idinor	0:dcf3c92487ca	27	#include "lwip/init.h"
idinor	0:dcf3c92487ca	28	#include "lwip/sio.h"
idinor	0:dcf3c92487ca	29
idinor	0:dcf3c92487ca	30	#define __DEBUG
idinor	0:dcf3c92487ca	31	#include "dbg/dbg.h"
idinor	0:dcf3c92487ca	32
idinor	0:dcf3c92487ca	33	#include "netCfg.h"
idinor	0:dcf3c92487ca	34	#if NET_PPP
idinor	0:dcf3c92487ca	35
idinor	0:dcf3c92487ca	36	#define PPP_TIMEOUT 60000
idinor	0:dcf3c92487ca	37
idinor	0:dcf3c92487ca	38	#define BUF_SIZE 256
idinor	0:dcf3c92487ca	39
idinor	0:dcf3c92487ca	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)
idinor	0:dcf3c92487ca	41	{
idinor	0:dcf3c92487ca	42	//FIXME: Check static refcount
idinor	0:dcf3c92487ca	43	m_buf = new uint8_t[BUF_SIZE];
idinor	0:dcf3c92487ca	44	}
idinor	0:dcf3c92487ca	45
idinor	0:dcf3c92487ca	46	PPPNetIf::~PPPNetIf()
idinor	0:dcf3c92487ca	47	{
idinor	0:dcf3c92487ca	48	delete[] m_buf;
idinor	0:dcf3c92487ca	49	}
idinor	0:dcf3c92487ca	50
idinor	0:dcf3c92487ca	51	#if 0
idinor	0:dcf3c92487ca	52	PPPErr PPPNetIf::open(Serial* pSerial)
idinor	0:dcf3c92487ca	53	{
idinor	0:dcf3c92487ca	54	GPRSErr err = m_pIf->open(pSerial);
idinor	0:dcf3c92487ca	55	if(err)
idinor	0:dcf3c92487ca	56	return PPP_MODEM;
idinor	0:dcf3c92487ca	57	m_open = true;
idinor	0:dcf3c92487ca	58	#if 0
idinor	0:dcf3c92487ca	59	m_id = sioMgr::registerSerialIf(this);
idinor	0:dcf3c92487ca	60	if(!m_id)
idinor	0:dcf3c92487ca	61	{
idinor	0:dcf3c92487ca	62	close();
idinor	0:dcf3c92487ca	63	return PPP_CLOSED;
idinor	0:dcf3c92487ca	64	}
idinor	0:dcf3c92487ca	65	#endif
idinor	0:dcf3c92487ca	66	return PPP_OK;
idinor	0:dcf3c92487ca	67	}
idinor	0:dcf3c92487ca	68	#endif
idinor	0:dcf3c92487ca	69
idinor	0:dcf3c92487ca	70
idinor	0:dcf3c92487ca	71	PPPErr PPPNetIf::GPRSConnect(const char* apn, const char* userId, const char* password) //Connect using GPRS
idinor	0:dcf3c92487ca	72	{
idinor	0:dcf3c92487ca	73	LwipNetIf::init();
idinor	0:dcf3c92487ca	74	pppInit();
idinor	0:dcf3c92487ca	75	//TODO: Tell ATIf that we get ownership of the serial port
idinor	0:dcf3c92487ca	76
idinor	0:dcf3c92487ca	77	GPRSErr gprsErr;
idinor	0:dcf3c92487ca	78	gprsErr = m_pIf->connect(apn);
idinor	0:dcf3c92487ca	79	if(gprsErr)
idinor	0:dcf3c92487ca	80	return PPP_NETWORK;
idinor	0:dcf3c92487ca	81
idinor	0:dcf3c92487ca	82	DBG("PPPNetIf: If Connected.\n");
idinor	0:dcf3c92487ca	83
idinor	0:dcf3c92487ca	84	if( userId == NULL )
idinor	0:dcf3c92487ca	85	pppSetAuth(PPPAUTHTYPE_NONE, NULL, NULL);
idinor	0:dcf3c92487ca	86	else
idinor	0:dcf3c92487ca	87	pppSetAuth(PPPAUTHTYPE_PAP, userId, password); //TODO: Allow CHAP as well
idinor	0:dcf3c92487ca	88
idinor	0:dcf3c92487ca	89	DBG("PPPNetIf: Set Auth.\n");
idinor	0:dcf3c92487ca	90
idinor	0:dcf3c92487ca	91	//wait(1.);
idinor	0:dcf3c92487ca	92
idinor	0:dcf3c92487ca	93	//m_pIf->flushBuffer(); //Flush buffer before passing serial port to PPP
idinor	0:dcf3c92487ca	94
idinor	0:dcf3c92487ca	95	m_status = PPP_CONNECTING;
idinor	0:dcf3c92487ca	96	DBG("m_pIf = %p\n", m_pIf);
idinor	0:dcf3c92487ca	97	int res = pppOverSerialOpen((void)m_pIf, sPppCallback, (void)this);
idinor	0:dcf3c92487ca	98	DBG("PPP connected\n");
idinor	0:dcf3c92487ca	99	if(res<0)
idinor	0:dcf3c92487ca	100	{
idinor	0:dcf3c92487ca	101	disconnect();
idinor	0:dcf3c92487ca	102	return PPP_PROTOCOL;
idinor	0:dcf3c92487ca	103	}
idinor	0:dcf3c92487ca	104
idinor	0:dcf3c92487ca	105	DBG("PPPNetIf: PPP Started with res = %d.\n", res);
idinor	0:dcf3c92487ca	106
idinor	0:dcf3c92487ca	107	m_fd = res;
idinor	0:dcf3c92487ca	108	m_connected = true;
idinor	0:dcf3c92487ca	109	Timer t;
idinor	0:dcf3c92487ca	110	t.start();
idinor	0:dcf3c92487ca	111	while( m_status == PPP_CONNECTING ) //Wait for callback
idinor	0:dcf3c92487ca	112	{
idinor	0:dcf3c92487ca	113	poll();
idinor	0:dcf3c92487ca	114	if(t.read_ms()>PPP_TIMEOUT)
idinor	0:dcf3c92487ca	115	{
idinor	0:dcf3c92487ca	116	DBG("PPPNetIf: Timeout.\n");
idinor	0:dcf3c92487ca	117	disconnect();
idinor	0:dcf3c92487ca	118	return PPP_PROTOCOL;
idinor	0:dcf3c92487ca	119	}
idinor	0:dcf3c92487ca	120	}
idinor	0:dcf3c92487ca	121
idinor	0:dcf3c92487ca	122	DBG("PPPNetIf: Callback returned.\n");
idinor	0:dcf3c92487ca	123
idinor	0:dcf3c92487ca	124	if( m_status == PPP_DISCONNECTED )
idinor	0:dcf3c92487ca	125	{
idinor	0:dcf3c92487ca	126	disconnect();
idinor	0:dcf3c92487ca	127	return PPP_PROTOCOL;
idinor	0:dcf3c92487ca	128	}
idinor	0:dcf3c92487ca	129
idinor	0:dcf3c92487ca	130	return PPP_OK;
idinor	0:dcf3c92487ca	131
idinor	0:dcf3c92487ca	132	}
idinor	0:dcf3c92487ca	133
idinor	0:dcf3c92487ca	134	PPPErr PPPNetIf::ATConnect(const char* number) //Connect using a "classic" voice modem or GSM
idinor	0:dcf3c92487ca	135	{
idinor	0:dcf3c92487ca	136	//TODO: IMPL
idinor	0:dcf3c92487ca	137	return PPP_MODEM;
idinor	0:dcf3c92487ca	138	}
idinor	0:dcf3c92487ca	139
idinor	0:dcf3c92487ca	140	PPPErr PPPNetIf::disconnect()
idinor	0:dcf3c92487ca	141	{
idinor	0:dcf3c92487ca	142	if(m_fd)
idinor	0:dcf3c92487ca	143	pppClose(m_fd); //0 if ok, else should gen a WARN
idinor	0:dcf3c92487ca	144	m_connected = false;
idinor	0:dcf3c92487ca	145
idinor	0:dcf3c92487ca	146	m_pIf->flushBuffer();
idinor	0:dcf3c92487ca	147	m_pIf->printf("+++\r\n");
idinor	0:dcf3c92487ca	148	wait(.5);
idinor	0:dcf3c92487ca	149	m_pIf->flushBuffer();
idinor	0:dcf3c92487ca	150
idinor	0:dcf3c92487ca	151	GPRSErr gprsErr;
idinor	0:dcf3c92487ca	152	gprsErr = m_pIf->disconnect();
idinor	0:dcf3c92487ca	153	if(gprsErr)
idinor	0:dcf3c92487ca	154	return PPP_NETWORK;
idinor	0:dcf3c92487ca	155
idinor	0:dcf3c92487ca	156	return PPP_OK;
idinor	0:dcf3c92487ca	157	}
idinor	0:dcf3c92487ca	158
idinor	0:dcf3c92487ca	159	#if 0
idinor	0:dcf3c92487ca	160	PPPErr PPPNetIf::close()
idinor	0:dcf3c92487ca	161	{
idinor	0:dcf3c92487ca	162	GPRSErr err = m_pIf->close();
idinor	0:dcf3c92487ca	163	if(err)
idinor	0:dcf3c92487ca	164	return PPP_MODEM;
idinor	0:dcf3c92487ca	165	m_open = false;
idinor	0:dcf3c92487ca	166	return PPP_OK;
idinor	0:dcf3c92487ca	167	}
idinor	0:dcf3c92487ca	168	#endif
idinor	0:dcf3c92487ca	169
idinor	0:dcf3c92487ca	170
idinor	0:dcf3c92487ca	171	#if 0
idinor	0:dcf3c92487ca	172	//We have to use :
idinor	0:dcf3c92487ca	173
idinor	0:dcf3c92487ca	174	/** Pass received raw characters to PPPoS to be decoded. This function is
idinor	0:dcf3c92487ca	175	* thread-safe and can be called from a dedicated RX-thread or from a main-loop.
idinor	0:dcf3c92487ca	176	*
idinor	0:dcf3c92487ca	177	* @param pd PPP descriptor index, returned by pppOpen()
idinor	0:dcf3c92487ca	178	* @param data received data
idinor	0:dcf3c92487ca	179	* @param len length of received data
idinor	0:dcf3c92487ca	180	*/
idinor	0:dcf3c92487ca	181	void
idinor	0:dcf3c92487ca	182	pppos_input(int pd, u_char* data, int len)
idinor	0:dcf3c92487ca	183	{
idinor	0:dcf3c92487ca	184	pppInProc(&pppControl[pd].rx, data, len);
idinor	0:dcf3c92487ca	185	}
idinor	0:dcf3c92487ca	186	#endif
idinor	0:dcf3c92487ca	187
idinor	0:dcf3c92487ca	188	void PPPNetIf::poll()
idinor	0:dcf3c92487ca	189	{
idinor	0:dcf3c92487ca	190	if(!m_connected)
idinor	0:dcf3c92487ca	191	return;
idinor	0:dcf3c92487ca	192	LwipNetIf::poll();
idinor	0:dcf3c92487ca	193	//static u8_t buf[128];
idinor	0:dcf3c92487ca	194	int len;
idinor	0:dcf3c92487ca	195	do
idinor	0:dcf3c92487ca	196	{
idinor	0:dcf3c92487ca	197	len = sio_tryread((sio_fd_t) m_pIf, m_buf, BUF_SIZE);
idinor	0:dcf3c92487ca	198	if(len > 0)
idinor	0:dcf3c92487ca	199	pppos_input(m_fd, m_buf, len);
idinor	0:dcf3c92487ca	200	} while(len>0);
idinor	0:dcf3c92487ca	201	}
idinor	0:dcf3c92487ca	202
idinor	0:dcf3c92487ca	203	//Link Callback
idinor	0:dcf3c92487ca	204	void PPPNetIf::pppCallback(int errCode, void *arg)
idinor	0:dcf3c92487ca	205	{
idinor	0:dcf3c92487ca	206	switch ( errCode )
idinor	0:dcf3c92487ca	207	{
idinor	0:dcf3c92487ca	208	//No error
idinor	0:dcf3c92487ca	209	case PPPERR_NONE:
idinor	0:dcf3c92487ca	210	{
idinor	0:dcf3c92487ca	211	struct ppp_addrs* addrs = (struct ppp_addrs*) arg;
idinor	0:dcf3c92487ca	212	m_ip = IpAddr(&(addrs->our_ipaddr)); //Set IP
idinor	0:dcf3c92487ca	213	}
idinor	0:dcf3c92487ca	214	m_status = PPP_CONNECTED;
idinor	0:dcf3c92487ca	215	break;
idinor	0:dcf3c92487ca	216	default:
idinor	0:dcf3c92487ca	217	//Disconnected
idinor	0:dcf3c92487ca	218	DBG("PPPNetIf: Callback errCode = %d.\n", errCode);
idinor	0:dcf3c92487ca	219	m_status = PPP_DISCONNECTED;
idinor	0:dcf3c92487ca	220	break;
idinor	0:dcf3c92487ca	221	}
idinor	0:dcf3c92487ca	222	}
idinor	0:dcf3c92487ca	223
idinor	0:dcf3c92487ca	224	#endif

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Type:	Library
Created:	20 Jul 2011
Imports:	35
Forks:	0
Commits:	1
Dependents:	1
Dependencies:	0
Followers:	1

if/ppp/PPPNetIf.cpp@0:dcf3c92487ca, 2011-07-20 (annotated)

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