Diff: if/gprsmodule/GPRSModuleNetIf.cpp

Revision:

5:dd63a1e02b1b

Child:

9:c79fa4034f5b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/if/gprsmodule/GPRSModuleNetIf.cpp	Tue Jul 27 15:59:42 2010 +0000
@@ -0,0 +1,119 @@
+
+/*
+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, PinName pwrSetPin, PinName pwrMonPin, int baud /*= 115200*/) : PPPNetIf(NULL), m_module(pwrSetPin, pwrMonPin), 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
+{
+  if(m_module.isOn())
+  {
+    DBG("Resetting module...\n");
+    m_module.off(); //Reset module if needed
+  }
+  
+  wait(4);
+
+  DBG("Powering on module.\n")
+  if(!m_module.on()) //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)
+  {
+    m_module.off();
+    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)
+  {
+    m_module.off();
+    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")
+  m_module.off(); //Power off module
+  
+  DBG("Off.\n")
+  
+  return PPP_OK;
+}
+  
+
+#endif