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Arduino/libraries/GSM/arch/avr/GSM3ShieldV1DataNetworkProvider.cpp

364 lines
9.3 KiB
C++

#include <GSM3ShieldV1DataNetworkProvider.h>
#include <Arduino.h>
char _command_CGATT[] PROGMEM = "AT+CGATT=";
char _command_SEPARATOR[] PROGMEM = "\",\"";
//Attach GPRS main function.
GSM3_NetworkStatus_t GSM3ShieldV1DataNetworkProvider::attachGPRS(char* apn, char* user_name, char* password, bool synchronous)
{
user = user_name;
passwd = password;
// A sad use of byte reuse
theGSM3ShieldV1ModemCore.setPhoneNumber(apn);
theGSM3ShieldV1ModemCore.openCommand(this,ATTACHGPRS);
theGSM3ShieldV1ModemCore.setStatus(CONNECTING);
attachGPRSContinue();
// If synchronous, wait till attach is over, or not.
if(synchronous)
{
// if we shorten this delay, the command fails
while(ready()==0)
delay(100);
}
return theGSM3ShieldV1ModemCore.getStatus();
}
//Atthach GPRS continue function.
void GSM3ShieldV1DataNetworkProvider::attachGPRSContinue()
{
bool resp;
// 1: Attach to GPRS service "AT+CGATT=1"
// 2: Wait attach OK and Set the context 0 as FGCNT "AT+QIFGCNT=0"
// 3: Wait context OK and Set bearer type as GPRS, APN, user name and pasword "AT+QICSGP=1..."
// 4: Wait bearer OK and Enable the function of MUXIP "AT+QIMUX=1"
// 5: Wait for disable MUXIP OK and Set the session mode as non transparent "AT+QIMODE=0"
// 6: Wait for session mode OK and Enable notification when data received "AT+QINDI=1"
// 8: Wait domain name OK and Register the TCP/IP stack "AT+QIREGAPP"
// 9: Wait for Register OK and Activate FGCNT "AT+QIACT"
// 10: Wait for activate OK
int ct=theGSM3ShieldV1ModemCore.getCommandCounter();
if(ct==1)
{
//AT+CGATT
theGSM3ShieldV1ModemCore.genericCommand_rq(_command_CGATT,false);
theGSM3ShieldV1ModemCore.print(1);
theGSM3ShieldV1ModemCore.print('\r');
theGSM3ShieldV1ModemCore.setCommandCounter(2);
}
else if(ct==2)
{
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
if(resp)
{
//AT+QIFGCNT
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+QIFGCNT=0"));
theGSM3ShieldV1ModemCore.setCommandCounter(3);
}
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
}
else if(ct==3)
{
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
if(resp)
{
// Great. Go for the next step
//DEBUG
//Serial.println("AT+QICSGP.");
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+QICSGP=1,\""),false);
theGSM3ShieldV1ModemCore.print(theGSM3ShieldV1ModemCore.getPhoneNumber());
theGSM3ShieldV1ModemCore.genericCommand_rq(_command_SEPARATOR,false);
theGSM3ShieldV1ModemCore.print(user);
theGSM3ShieldV1ModemCore.genericCommand_rq(_command_SEPARATOR,false);
theGSM3ShieldV1ModemCore.print(passwd);
theGSM3ShieldV1ModemCore.print("\"\r");
theGSM3ShieldV1ModemCore.setCommandCounter(4);
}
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
}
else if(ct==4)
{
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
if(resp)
{
// AT+QIMUX=1 for multisocket
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+QIMUX=0"));
theGSM3ShieldV1ModemCore.setCommandCounter(5);
}
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
}
else if(ct==5)
{
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
if(resp)
{
//AT+QIMODE=0 for multisocket
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+QIMODE=1"));
theGSM3ShieldV1ModemCore.setCommandCounter(6);
}
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
}
else if(ct==6)
{
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
if(resp)
{
// AT+QINDI=1
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+QINDI=1"));
theGSM3ShieldV1ModemCore.setCommandCounter(8);
}
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
}
else if(ct==8)
{
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
if(resp)
{
// AT+QIREGAPP
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+QIREGAPP"));
theGSM3ShieldV1ModemCore.setCommandCounter(9);
}
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
}
else if(ct==9)
{
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
if(resp)
{
// AT+QIACT
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+QIACT"));
theGSM3ShieldV1ModemCore.setCommandCounter(10);
}
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
}
else if(ct==10)
{
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
if (resp)
{
theGSM3ShieldV1ModemCore.setStatus(GPRS_READY);
theGSM3ShieldV1ModemCore.closeCommand(1);
}
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
}
}
//Detach GPRS main function.
GSM3_NetworkStatus_t GSM3ShieldV1DataNetworkProvider::detachGPRS(bool synchronous)
{
theGSM3ShieldV1ModemCore.openCommand(this,DETACHGPRS);
theGSM3ShieldV1ModemCore.setStatus(CONNECTING);
detachGPRSContinue();
if(synchronous)
{
while(ready()==0)
delay(1);
}
return theGSM3ShieldV1ModemCore.getStatus();
}
void GSM3ShieldV1DataNetworkProvider::detachGPRSContinue()
{
bool resp;
// 1: Detach to GPRS service "AT+CGATT=0"
// 2: Wait dettach +PDP DEACT
// 3: Wait for OK
switch (theGSM3ShieldV1ModemCore.getCommandCounter()) {
case 1:
//AT+CGATT=0
theGSM3ShieldV1ModemCore.genericCommand_rq(_command_CGATT,false);
theGSM3ShieldV1ModemCore.print(0);
theGSM3ShieldV1ModemCore.print('\r');
theGSM3ShieldV1ModemCore.setCommandCounter(2);
break;
case 2:
char auxLocate[12];
prepareAuxLocate(PSTR("+PDP DEACT"), auxLocate);
if(theGSM3ShieldV1ModemCore.theBuffer().locate(auxLocate))
{
if(resp)
{
// Received +PDP DEACT;
theGSM3ShieldV1ModemCore.setCommandCounter(3);
}
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
break;
case 3:
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
// OK received
if (resp)
{
theGSM3ShieldV1ModemCore.setStatus(GSM_READY);
theGSM3ShieldV1ModemCore.closeCommand(1);
}
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
break;
}
}
//QILOCIP parse.
bool GSM3ShieldV1DataNetworkProvider::parseQILOCIP_rsp(char* LocalIP, int LocalIPlength, bool& rsp)
{
if (!(theGSM3ShieldV1ModemCore.theBuffer().extractSubstring("\r\n","\r\n", LocalIP, LocalIPlength)))
rsp = false;
else
rsp = true;
return true;
}
//Get IP main function.
int GSM3ShieldV1DataNetworkProvider::getIP(char* LocalIP, int LocalIPlength)
{
theGSM3ShieldV1ModemCore.setPhoneNumber(LocalIP);
theGSM3ShieldV1ModemCore.setPort(LocalIPlength);
theGSM3ShieldV1ModemCore.openCommand(this,GETIP);
getIPContinue();
return theGSM3ShieldV1ModemCore.getCommandError();
}
void GSM3ShieldV1DataNetworkProvider::getIPContinue()
{
bool resp;
// 1: Read Local IP "AT+QILOCIP"
// 2: Waiting for IP.
switch (theGSM3ShieldV1ModemCore.getCommandCounter()) {
case 1:
//AT+QILOCIP
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+QILOCIP"));
theGSM3ShieldV1ModemCore.setCommandCounter(2);
break;
case 2:
if(parseQILOCIP_rsp(theGSM3ShieldV1ModemCore.getPhoneNumber(), theGSM3ShieldV1ModemCore.getPort(), resp))
{
if (resp)
theGSM3ShieldV1ModemCore.closeCommand(1);
else
theGSM3ShieldV1ModemCore.closeCommand(3);
}
theGSM3ShieldV1ModemCore.theBuffer().flush();
theGSM3ShieldV1ModemCore.gss.spaceAvailable();
break;
}
}
//Get IP with IPAddress object
IPAddress GSM3ShieldV1DataNetworkProvider::getIPAddress() {
char ip_temp[15]="";
getIP(ip_temp, 15);
unsigned long m=millis();
while((millis()-m)<10*1000 && (!ready())){
// wait for a response from the modem:
delay(100);
}
IPAddress ip;
inet_aton(ip_temp, ip);
return ip;
}
int GSM3ShieldV1DataNetworkProvider::inet_aton(const char* aIPAddrString, IPAddress& aResult)
{
// See if we've been given a valid IP address
const char* p =aIPAddrString;
while (*p &&
( (*p == '.') || (*p >= '0') || (*p <= '9') ))
{
p++;
}
if (*p == '\0')
{
// It's looking promising, we haven't found any invalid characters
p = aIPAddrString;
int segment =0;
int segmentValue =0;
while (*p && (segment < 4))
{
if (*p == '.')
{
// We've reached the end of a segment
if (segmentValue > 255)
{
// You can't have IP address segments that don't fit in a byte
return 0;
}
else
{
aResult[segment] = (byte)segmentValue;
segment++;
segmentValue = 0;
}
}
else
{
// Next digit
segmentValue = (segmentValue*10)+(*p - '0');
}
p++;
}
// We've reached the end of address, but there'll still be the last
// segment to deal with
if ((segmentValue > 255) || (segment > 3))
{
// You can't have IP address segments that don't fit in a byte,
// or more than four segments
return 0;
}
else
{
aResult[segment] = (byte)segmentValue;
return 1;
}
}
else
{
return 0;
}
}
//Response management.
void GSM3ShieldV1DataNetworkProvider::manageResponse(byte from, byte to)
{
switch(theGSM3ShieldV1ModemCore.getOngoingCommand())
{
case ATTACHGPRS:
attachGPRSContinue();
break;
case DETACHGPRS:
detachGPRSContinue();
break;
case GETIP:
getIPContinue();
break;
}
}