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Embedded C project:18/12/2014
Dependencies: DS1307 TextLCD mbed
Diff: NetServices/if/gprsmodule/GPRSModuleNetIf.cpp
- Revision:
- 0:8d87bc453349
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/NetServices/if/gprsmodule/GPRSModuleNetIf.cpp Thu Dec 18 09:35:49 2014 +0000 @@ -0,0 +1,112 @@ + +/* +Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. +*/ + +#include "netCfg.h" +#if NET_GPRS_MODULE + +#include "GPRSModuleNetIf.h" + +#define __DEBUG +#include "dbg/dbg.h" + +GPRSModuleNetIf::GPRSModuleNetIf(PinName tx, PinName rx, int baud /*= 115200*/) : PPPNetIf(NULL), m_serial(tx, rx) +{ + PPPNetIf::m_pIf = new GPRSModem(); + m_serial.baud(baud); +} + +GPRSModuleNetIf::~GPRSModuleNetIf() +{ + delete PPPNetIf::m_pIf; +} + +PPPErr GPRSModuleNetIf::connect(const char* apn /*= NULL*/, const char* userId /*= NULL*/, const char* password /*= NULL*/) //Connect using GPRS +{ + + DBG("Powering on module.\n") + if(!setOn()) //Could not power on module + { + DBG("Could not power on module.\n"); + return PPP_MODEM; + } + + //wait(10); //Wait for module to init. + + ATErr atErr; + for(int i=0; i<3; i++) + { + atErr = m_pIf->open(&m_serial); //3 tries + if(!atErr) + break; + DBG("Could not open AT If, trying again.\n"); + wait(4); + } + + if(atErr) + { + setOff(); + return PPP_MODEM; + } + + DBG("AT If opened.\n"); + + PPPErr pppErr; + for(int i=0; i<3; i++) + { + DBG("Trying to connect.\n"); + pppErr = PPPNetIf::GPRSConnect(apn, userId, password); + if(!pppErr) + break; + DBG("Could not connect.\n"); + wait(4); + } + if(pppErr) + { + setOff(); + return pppErr; + } + + DBG("Connected.\n"); + + return PPP_OK; +} + +PPPErr GPRSModuleNetIf::disconnect() +{ + DBG("Disconnecting...\n"); + PPPErr pppErr = PPPNetIf::disconnect(); + if(pppErr) + return pppErr; + + m_pIf->close(); + + DBG("Powering off module.\n") + setOff(); //Power off module + + DBG("Off.\n") + + return PPP_OK; +} + + +#endif