Igor Skochinsky / NetServicesSource

Experimental HTTPClient with proxy support

if/ppp/PPPNetIf.h@0:b56b6a05cad4, 2011-06-29 (annotated)

Committer:
igorsk
Date:
Wed Jun 29 16:01:58 2011 +0000
Revision:
0:b56b6a05cad4

        

        
Who changed what in which revision?

        

            
                
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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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/** \file





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PPP Generic network interface header file





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*/





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//This is a backend for PPP, using lwIP





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#ifndef PPPNETIF_H





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#define PPPNETIF_H





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#include "mbed.h"





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//For now, only a GPRS Modem is supported, 





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//but we could easily split this class into a base class + two derived classes





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// (PPP over GPRS + PPP over Serial Modem)





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#include "drv/gprs/GPRSModem.h"





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#include "if/lwip/LwipNetIf.h"





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///PPP connection error codes





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enum PPPErr





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{





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  __PPP_MIN = -0xFFFF,





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  PPP_MODEM, ///<AT error returned





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  PPP_NETWORK, ///<Network is down





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  PPP_PROTOCOL, ///<PPP Protocol error





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  PPP_CLOSED, ///<Connection is closed





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  PPP_OK = 0 ///<Success





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};





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enum PPPStatus





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{





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  PPP_CONNECTING,





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  PPP_CONNECTED,





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  PPP_DISCONNECTED,





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};





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class PPPNetIf : public LwipNetIf





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{





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public:





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  PPPNetIf(GPRSModem* pIf);





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  virtual ~PPPNetIf();





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  #if 0





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  PPPErr open(Serial* pSerial);





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  #endif





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





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





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  virtual void poll();





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  PPPErr disconnect();





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  #if 0





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  PPPErr close();





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  #endif





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protected:





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  GPRSModem* m_pIf;





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private:





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  void pppCallback(int errCode, void *arg);





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  static void sPppCallback(void *ctx, int errCode, void *arg) //Callback from ppp.c





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  { return ((PPPNetIf*)ctx)->pppCallback(errCode, arg); }





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  bool m_connected;





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  /*bool m_open;*/





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  volatile PPPStatus m_status;





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  volatile int m_fd; //PPP Session descriptor





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  //int m_id;





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  uint8_t* m_buf;





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};





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#endif