ban4jp - / XBeeWiFi_common

EthernetNetIf Compatibility.

Dependents:   XBeeWiFi_SPI_example

Fork of NetServicesSource by Donatien Garnier

if/ppp/PPPNetIf.cpp@4:fd826cad83c0, 2010-07-09 (annotated)

Committer:
donatien
Date:
Fri Jul 09 14:46:47 2010 +0000
Revision:
4:fd826cad83c0
Parent:
0:632c9925f013
Child:
5:dd63a1e02b1b

        

        
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/*





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Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)





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Permission is hereby granted, free of charge, to any person obtaining a copy





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of this software and associated documentation files (the "Software"), to deal





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in the Software without restriction, including without limitation the rights





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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell





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copies of the Software, and to permit persons to whom the Software is





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furnished to do so, subject to the following conditions:





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The above copyright notice and this permission notice shall be included in





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all copies or substantial portions of the Software.





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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR





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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,





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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE





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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER





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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,





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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN





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THE SOFTWARE.





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*/





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#include "PPPNetIf.h"





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#include "mbed.h"





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#include "ppp/ppp.h"





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#include "lwip/init.h"





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#include "lwip/sio.h"





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#define __DEBUG





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#include "dbg/dbg.h"





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#include "netCfg.h"





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#if NET_PPP





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#define PPP_TIMEOUT 30000//60000





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#define BUF_SIZE 128





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PPPNetIf::PPPNetIf(GPRSModem* pIf) : LwipNetIf(), m_pIf(pIf),/* m_open(false),*/ m_connected(false), m_status(PPP_DISCONNECTED), m_fd(0) //, m_id(0)





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{





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  //FIXME: Check static refcount





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  pppInit();





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  m_buf = new uint8_t[BUF_SIZE];





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}





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PPPNetIf::~PPPNetIf()





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{





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  delete[] m_buf;





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}





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#if 0





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PPPErr PPPNetIf::open(Serial* pSerial)





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{





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  GPRSErr err = m_pIf->open(pSerial);





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  if(err)





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    return PPP_MODEM;





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  m_open = true;





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  #if 0





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  m_id = sioMgr::registerSerialIf(this);





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  if(!m_id)





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  {





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    close();





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    return PPP_CLOSED;





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  }





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  #endif





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  return PPP_OK;





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}





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#endif





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PPPErr PPPNetIf::GPRSConnect(const char* apn, const char* userId, const char* password) //Connect using GPRS





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{





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  LwipNetIf::init();





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  //TODO: Tell ATIf that we get ownership of the serial port





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  GPRSErr gprsErr;





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  gprsErr = m_pIf->connect(apn);





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  if(gprsErr)





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    return PPP_NETWORK;





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  DBG("\r\nPPPNetIf: If Connected.\r\n");





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  if( userId == NULL )





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    pppSetAuth(PPPAUTHTYPE_NONE, NULL, NULL);





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  else





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    pppSetAuth(PPPAUTHTYPE_PAP, userId, password); //TODO: Allow CHAP as well





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  DBG("\r\nPPPNetIf: Set Auth.\r\n");





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  //wait(1.);





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  //m_pIf->flushBuffer(); //Flush buffer before passing serial port to PPP





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  m_status = PPP_CONNECTING;





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  DBG("m_pIf = %p\n", m_pIf);





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  int res = pppOverSerialOpen((void*)m_pIf, sPppCallback, (void*)this);





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  DBG("\r\nPPP connected\r\n");





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  if(res<0)





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  {





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    disconnect();





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    return PPP_PROTOCOL;





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  }





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  DBG("\r\nPPPNetIf: PPP Started with res = %d.\r\n", res);





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  m_fd = res;





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  m_connected = true;





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  Timer t;





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  t.start();





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  while( m_status == PPP_CONNECTING ) //Wait for callback





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  {





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    poll();





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    if(t.read_ms()>PPP_TIMEOUT)





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    {





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      DBG("\r\nPPPNetIf: Timeout.\r\n");  





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      disconnect();





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      return PPP_PROTOCOL;





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    }





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  }





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  DBG("\r\nPPPNetIf: Callback returned.\r\n");





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  if( m_status == PPP_DISCONNECTED )





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  {





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    disconnect();





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    return PPP_PROTOCOL;





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  }





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  return PPP_OK;





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}





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PPPErr PPPNetIf::ATConnect(const char* number) //Connect using a "classic" voice modem or GSM





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{





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  //TODO: IMPL





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  return PPP_MODEM;





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}





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PPPErr PPPNetIf::disconnect()





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{





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  pppClose(m_fd); //0 if ok, else should gen a WARN





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  m_connected = false;





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  m_pIf->flushBuffer();





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  m_pIf->printf("+++");





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  wait(.5);





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  m_pIf->flushBuffer();





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  GPRSErr gprsErr;  





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  gprsErr = m_pIf->disconnect();





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  if(gprsErr)





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    return PPP_NETWORK;





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  return PPP_OK;





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}





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#if 0





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PPPErr PPPNetIf::close()





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{





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  GPRSErr err = m_pIf->close();





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  if(err)





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    return PPP_MODEM;





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  m_open = false;





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  return PPP_OK;





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}





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#endif





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#if 0





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//We have to use :





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/** Pass received raw characters to PPPoS to be decoded. This function is





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 * thread-safe and can be called from a dedicated RX-thread or from a main-loop.





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 *





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 * @param pd PPP descriptor index, returned by pppOpen()





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 * @param data received data





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 * @param len length of received data





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 */





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void





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pppos_input(int pd, u_char* data, int len)





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{





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  pppInProc(&pppControl[pd].rx, data, len);





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}





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#endif





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void PPPNetIf::poll()





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{





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  if(!m_connected)





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    return;





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  LwipNetIf::poll();





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  //static u8_t buf[128];





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  int len = sio_tryread((sio_fd_t) m_pIf, m_buf, BUF_SIZE);





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  if(len > 0)





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    pppos_input(m_fd, m_buf, len);





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}





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//Link Callback





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void PPPNetIf::pppCallback(int errCode, void *arg)





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{





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  switch ( errCode )





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  {





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    //No error





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    case PPPERR_NONE:





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      m_status = PPP_CONNECTED;





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      break;





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    default:





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      //Disconnected





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      DBG("\r\nPPPNetIf: Callback errCode = %d.\r\n", errCode);





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      m_status = PPP_DISCONNECTED;





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    break;





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  }





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}





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#endif