GSM: Backported library from IDE 1.5.x

Fixes #2343

build/shared/revisions.txt

@@ -1,4 +1,9 @@
 
+ARDUINO 1.0.7
+
+[libraries]
+* Backported GSM from IDE 1.5.x
+
 ARDUINO 1.0.6 - 2014.09.16
 
 [core]

libraries/GSM/GSM3ShieldV1AccessProvider.cpp

@@ -6,8 +6,8 @@
 #define __TOUTMODEMCONFIGURATION__ 5000//equivalent to 30000 because of time in interrupt routine.
 #define __TOUTAT__ 1000
 
-char _command_AT[] PROGMEM = "AT";
-char _command_CGREG[] PROGMEM = "AT+CGREG?";
+const char _command_AT[] PROGMEM = "AT";
+const char _command_CGREG[] PROGMEM = "AT+CGREG?";
 
 
 GSM3ShieldV1AccessProvider::GSM3ShieldV1AccessProvider(bool debug)

libraries/GSM/GSM3ShieldV1BaseProvider.cpp

@@ -12,7 +12,7 @@ int GSM3ShieldV1BaseProvider::ready()
 	return theGSM3ShieldV1ModemCore.getCommandError();
 };
 
-void GSM3ShieldV1BaseProvider::prepareAuxLocate(PROGMEM prog_char str[], char auxLocate[])
+void GSM3ShieldV1BaseProvider::prepareAuxLocate(PGM_P str, char auxLocate[])
 {
 	int i=0;
 	char c;

libraries/GSM/GSM3ShieldV1BaseProvider.h

@@ -54,7 +54,7 @@ class GSM3ShieldV1BaseProvider
 		@param str			PROGMEN
 		@param auxLocate	Buffer where to locate strings
 	*/
-	void prepareAuxLocate(PROGMEM prog_char str[], char auxLocate[]);
+	void prepareAuxLocate(PGM_P str, char auxLocate[]);
 
 	/** Manages modem response
 		@param from 		Initial byte of buffer

libraries/GSM/GSM3ShieldV1DataNetworkProvider.cpp

@@ -1,8 +1,8 @@
 #include <GSM3ShieldV1DataNetworkProvider.h>
 #include <Arduino.h>
 
-char _command_CGATT[] PROGMEM = "AT+CGATT=";
-char _command_SEPARATOR[] PROGMEM = "\",\"";
+const char _command_CGATT[] PROGMEM = "AT+CGATT=";
+const char _command_SEPARATOR[] PROGMEM = "\",\"";
 
 //Attach GPRS main function.	
 GSM3_NetworkStatus_t GSM3ShieldV1DataNetworkProvider::attachGPRS(char* apn, char* user_name, char* password, bool synchronous)

libraries/GSM/GSM3ShieldV1ModemCore.cpp

@@ -75,7 +75,7 @@ void GSM3ShieldV1ModemCore::closeCommand(int code)
 }
 
 //Generic command (stored in flash).
-void GSM3ShieldV1ModemCore::genericCommand_rq(PROGMEM prog_char str[], bool addCR)
+void GSM3ShieldV1ModemCore::genericCommand_rq(PGM_P str, bool addCR)
 {
 	theBuffer().flush();
 	writePGM(str, addCR);	
@@ -157,7 +157,7 @@ void GSM3ShieldV1ModemCore::openCommand(GSM3ShieldV1BaseProvider* provider, GSM3
 
 };
 
-size_t GSM3ShieldV1ModemCore::writePGM(PROGMEM prog_char str[], bool CR)
+size_t GSM3ShieldV1ModemCore::writePGM(PGM_P str, bool CR)
 {
 	int i=0;
 	char c;

libraries/GSM/GSM3ShieldV1ModemCore.h

@@ -167,7 +167,7 @@ class GSM3ShieldV1ModemCore : public GSM3SoftSerialMgr, public Print
 			@param CR			Carriadge return adding automatically
 			@return size
 		 */
-		virtual size_t writePGM(PROGMEM prog_char str[], bool CR=true);
+		virtual size_t writePGM(PGM_P str, bool CR=true);
 		
 		/** Establish debug mode
 			@param db			Boolean that indicates debug on or off
@@ -182,11 +182,11 @@ class GSM3ShieldV1ModemCore : public GSM3SoftSerialMgr, public Print
 		 */		
 		bool genericParse_rsp(bool& rsp, char* string=0, char* string2=0);
 		
-		/** Generates a generic AT command request from PROGMEM prog_char buffer
+		/** Generates a generic AT command request from PROGMEM buffer
 			@param str			Buffer with AT command
 			@param addCR		Carriadge return adding automatically
 		 */
-		void genericCommand_rq(PROGMEM prog_char str[], bool addCR=true);
+		void genericCommand_rq(PGM_P str, bool addCR=true);
 
 		/** Generates a generic AT command request from a simple char buffer
 			@param str			Buffer with AT command
@@ -194,12 +194,6 @@ class GSM3ShieldV1ModemCore : public GSM3SoftSerialMgr, public Print
 		 */
 		void genericCommand_rqc(const char* str, bool addCR=true);		
 		
-		/** Generates a generic AT command request from characters buffer
-			@param str			Buffer with AT command
-			@param addCR		Carriadge return adding automatically
-		 */
-		void genericCommand_rq(const char* str, bool addCR=true);		
-		
 		/** Returns the circular buffer
 			@return circular buffer
 		 */

libraries/GSM/GSM3ShieldV1ModemVerification.cpp

@@ -69,7 +69,7 @@ String GSM3ShieldV1ModemVerification::getIMEI()
 	modemResponse.toCharArray(res_to_compare, modemResponse.length());
 	if(strstr(res_to_compare,"OK") == NULL)
 	{	
-		return NULL;
+		return String(NULL);
 	}
 	else
 	{

libraries/GSM/GSM3ShieldV1MultiClientProvider.cpp

@@ -1,7 +1,7 @@
 #include <GSM3ShieldV1MultiClientProvider.h>
 #include <GSM3ShieldV1ModemCore.h>
 
-char _command_MultiQISRVC[] PROGMEM = "AT+QISRVC=";
+const char _command_MultiQISRVC[] PROGMEM = "AT+QISRVC=";
 
 #define __TOUTFLUSH__ 10000
 

libraries/GSM/GSM3ShieldV1MultiServerProvider.cpp

@@ -4,7 +4,7 @@
 
 #define __NCLIENTS_MAX__ 3
 
-char _command_QILOCIP[] PROGMEM = "AT+QILOCIP";
+const char _command_QILOCIP[] PROGMEM = "AT+QILOCIP";
 
 GSM3ShieldV1MultiServerProvider::GSM3ShieldV1MultiServerProvider()
 {

libraries/GSM/GSM3ShieldV1ScanNetworks.cpp

@@ -63,7 +63,7 @@ String GSM3ShieldV1ScanNetworks::getCurrentCarrier()
 		String final_result = ptr_token;
 		return final_result;
 	}else{
-		return NULL;
+		return String(NULL);
 	}
 }
 
@@ -82,7 +82,7 @@ String GSM3ShieldV1ScanNetworks::getSignalStrength()
 		final_result.trim();
 		return final_result;
 	}else{
-		return NULL;
+		return String(NULL);
 	}
 }
 

libraries/GSM/examples/GsmWebClient/GsmWebClient.ino

@@ -51,10 +51,10 @@ void setup()
 
   // After starting the modem with GSM.begin()
   // attach the shield to the GPRS network with the APN, login and password
-  while(notConnected)
+  while (notConnected)
   {
-    if((gsmAccess.begin(PINNUMBER)==GSM_READY) &
-      (gprs.attachGPRS(GPRS_APN, GPRS_LOGIN, GPRS_PASSWORD)==GPRS_READY))
+    if ((gsmAccess.begin(PINNUMBER) == GSM_READY) &
+        (gprs.attachGPRS(GPRS_APN, GPRS_LOGIN, GPRS_PASSWORD) == GPRS_READY))
       notConnected = false;
     else
     {
@@ -103,7 +103,7 @@ void loop()
     client.stop();
 
     // do nothing forevermore:
-    for(;;)
+    for (;;)
       ;
   }
 }

libraries/GSM/examples/GsmWebServer/GsmWebServer.ino

@@ -30,7 +30,7 @@ GSM gsmAccess;     // include a 'true' parameter for debug enabled
 GSMServer server(80); // port 80 (http default)
 
 // timeout
-const unsigned long __TIMEOUT__ = 10*1000;
+const unsigned long __TIMEOUT__ = 10 * 1000;
 
 void setup()
 {
@@ -45,10 +45,10 @@ void setup()
 
   // Start GSM shield
   // If your SIM has PIN, pass it as a parameter of begin() in quotes
-  while(notConnected)
+  while (notConnected)
   {
-    if((gsmAccess.begin(PINNUMBER)==GSM_READY) &
-        (gprs.attachGPRS(GPRS_APN, GPRS_LOGIN, GPRS_PASSWORD)==GPRS_READY))
+    if ((gsmAccess.begin(PINNUMBER) == GSM_READY) &
+        (gprs.attachGPRS(GPRS_APN, GPRS_LOGIN, GPRS_PASSWORD) == GPRS_READY))
       notConnected = false;
     else
     {
@@ -84,7 +84,7 @@ void loop() {
       {
         Serial.println("Receiving request!");
         bool sendResponse = false;
-        while(char c=client.read()) {
+        while (char c = client.read()) {
           if (c == '\n') sendResponse = true;
         }
 

libraries/GSM/examples/MakeVoiceCall/MakeVoiceCall.ino

@@ -48,9 +48,9 @@ void setup()
 
   // Start GSM shield
   // If your SIM has PIN, pass it as a parameter of begin() in quotes
-  while(notConnected)
+  while (notConnected)
   {
-    if(gsmAccess.begin(PINNUMBER)==GSM_READY)
+    if (gsmAccess.begin(PINNUMBER) == GSM_READY)
       notConnected = false;
     else
     {
@@ -87,16 +87,16 @@ void loop()
 
 
         // Check if the receiving end has picked up the call
-        if(vcs.voiceCall(charbuffer))
+        if (vcs.voiceCall(charbuffer))
         {
           Serial.println("Call Established. Enter line to end");
           // Wait for some input from the line
-          while(Serial.read()!='\n' && (vcs.getvoiceCallStatus()==TALKING));          
+          while (Serial.read() != '\n' && (vcs.getvoiceCallStatus() == TALKING));
           // And hang up
           vcs.hangCall();
         }
         Serial.println("Call Finished");
-        remoteNumber="";
+        remoteNumber = "";
         Serial.println("Enter phone number to call.");
       }
       else
@@ -108,7 +108,7 @@ void loop()
     else
     {
       // add the latest character to the message to send:
-      if(inChar!='\r')
+      if (inChar != '\r')
         remoteNumber += inChar;
     }
   }

libraries/GSM/examples/ReceiveSMS/ReceiveSMS.ino

@@ -44,9 +44,9 @@ void setup()
   boolean notConnected = true;
 
   // Start GSM connection
-  while(notConnected)
+  while (notConnected)
   {
-    if(gsmAccess.begin(PINNUMBER)==GSM_READY)
+    if (gsmAccess.begin(PINNUMBER) == GSM_READY)
       notConnected = false;
     else
     {
@@ -74,14 +74,14 @@ void loop()
 
     // An example of message disposal
     // Any messages starting with # should be discarded
-    if(sms.peek()=='#')
+    if (sms.peek() == '#')
     {
       Serial.println("Discarded SMS");
       sms.flush();
     }
 
     // Read message bytes and print them
-    while(c=sms.read())
+    while (c = sms.read())
       Serial.print(c);
 
     Serial.println("\nEND OF MESSAGE");

libraries/GSM/examples/ReceiveVoiceCall/ReceiveVoiceCall.ino

@@ -49,9 +49,9 @@ void setup()
 
   // Start GSM shield
   // If your SIM has PIN, pass it as a parameter of begin() in quotes
-  while(notConnected)
+  while (notConnected)
   {
-    if(gsmAccess.begin(PINNUMBER)==GSM_READY)
+    if (gsmAccess.begin(PINNUMBER) == GSM_READY)
       notConnected = false;
     else
     {
@@ -93,7 +93,7 @@ void loop()
     case TALKING:  // In this case the call would be established
 
       Serial.println("TALKING. Press enter to hang up.");
-      while(Serial.read()!='\n')
+      while (Serial.read() != '\n')
         delay(100);
       vcs.hangCall();
       Serial.println("Hanging up and waiting for the next call.");

libraries/GSM/examples/SendSMS/SendSMS.ino

@@ -45,9 +45,9 @@ void setup()
 
   // Start GSM shield
   // If your SIM has PIN, pass it as a parameter of begin() in quotes
-  while(notConnected)
+  while (notConnected)
   {
-    if(gsmAccess.begin(PINNUMBER)==GSM_READY)
+    if (gsmAccess.begin(PINNUMBER) == GSM_READY)
       notConnected = false;
     else
     {
@@ -89,7 +89,7 @@ void loop()
 int readSerial(char result[])
 {
   int i = 0;
-  while(1)
+  while (1)
   {
     while (Serial.available() > 0)
     {
@@ -100,7 +100,7 @@ int readSerial(char result[])
         Serial.flush();
         return 0;
       }
-      if(inChar!='\r')
+      if (inChar != '\r')
       {
         result[i] = inChar;
         i++;

libraries/GSM/examples/Tools/BandManagement/BandManagement.ino

@@ -60,7 +60,7 @@ void loop()
   boolean operationSuccess;
   operationSuccess = band.setBand(newBandName);
   // Tell the user if the operation was OK
-  if(operationSuccess)
+  if (operationSuccess)
   {
     Serial.println("Success");
   }
@@ -69,9 +69,9 @@ void loop()
     Serial.println("Error while changing band");
   }
 
-  if(operationSuccess)
+  if (operationSuccess)
   {
-    while(true); 
+    while (true);
   }
 }
 
@@ -91,26 +91,26 @@ String askUser()
   Serial.println("6 : GSM(850)+E-GSM(900)+DCS(1800)+PCS(1900)");
 
   // Empty the incoming buffer
-  while(Serial.available()) 
+  while (Serial.available())
     Serial.read();
 
   // Wait for an answer, just look at the first character
-  while(!Serial.available()); 
-  char c= Serial.read(); 
-  if(c=='1')
-    newBand=GSM_MODE_EGSM; 
-  else if(c=='2')
-    newBand=GSM_MODE_DCS; 
-  else if(c=='3')
-    newBand=GSM_MODE_PCS; 
-  else if(c=='4')
-    newBand=GSM_MODE_EGSM_DCS; 
-  else if(c=='5')
-    newBand=GSM_MODE_GSM850_PCS; 
-  else if(c=='6')
-    newBand=GSM_MODE_GSM850_EGSM_DCS_PCS; 
+  while (!Serial.available());
+  char c = Serial.read();
+  if (c == '1')
+    newBand = GSM_MODE_EGSM;
+  else if (c == '2')
+    newBand = GSM_MODE_DCS;
+  else if (c == '3')
+    newBand = GSM_MODE_PCS;
+  else if (c == '4')
+    newBand = GSM_MODE_EGSM_DCS;
+  else if (c == '5')
+    newBand = GSM_MODE_GSM850_PCS;
+  else if (c == '6')
+    newBand = GSM_MODE_GSM850_EGSM_DCS_PCS;
   else
-    newBand="GSM_MODE_UNDEFINED";
+    newBand = "GSM_MODE_UNDEFINED";
   return newBand;
 }
 

libraries/GSM/examples/Tools/GsmScanNetworks/GsmScanNetworks.ino

@@ -54,9 +54,9 @@ void setup()
 
   // Start GSM shield
   // If your SIM has PIN, pass it as a parameter of begin() in quotes
-  while(notConnected)
+  while (notConnected)
   {
-    if(gsmAccess.begin(PINNUMBER)==GSM_READY)
+    if (gsmAccess.begin(PINNUMBER) == GSM_READY)
       notConnected = false;
     else
     {
@@ -69,8 +69,8 @@ void setup()
   // IMEI, modem unique identifier
   Serial.print("Modem IMEI: ");
   IMEI = modemTest.getIMEI();
-  IMEI.replace("\n","");
-  if(IMEI != NULL)
+  IMEI.replace("\n", "");
+  if (IMEI != NULL)
     Serial.println(IMEI);
 }
 

libraries/GSM/examples/Tools/PinManagement/PinManagement.ino

@@ -44,15 +44,15 @@ void setup()
   PINManager.begin();
 
   // check if the SIM have pin lock
-  while(!auth){
+  while (!auth) {
     int pin_query = PINManager.isPIN();
-    if(pin_query == 1)
+    if (pin_query == 1)
     {
       // if SIM is locked, enter PIN code
       Serial.print("Enter PIN code: ");
       user_input = readSerial();
       // check PIN code
-      if(PINManager.checkPIN(user_input) == 0)
+      if (PINManager.checkPIN(user_input) == 0)
       {
         auth = true;
         PINManager.setPINUsed(true);
@@ -64,7 +64,7 @@ void setup()
         Serial.println("Incorrect PIN. Remember that you have 3 opportunities.");
       }
     }
-    else if(pin_query == -1)
+    else if (pin_query == -1)
     {
       // PIN code is locked, user must enter PUK code
       Serial.println("PIN locked. Enter PUK code: ");
@@ -72,7 +72,7 @@ void setup()
       Serial.print("Now, enter a new PIN code: ");
       user_input = readSerial();
       // check PUK code
-      if(PINManager.checkPUK(puk, user_input) == 0)
+      if (PINManager.checkPUK(puk, user_input) == 0)
       {
         auth = true;
         PINManager.setPINUsed(true);
@@ -84,11 +84,11 @@ void setup()
         Serial.println("Incorrect PUK or invalid new PIN. Try again!.");
       }
     }
-    else if(pin_query == -2)
+    else if (pin_query == -2)
     {
       // the worst case, PIN and PUK are locked
       Serial.println("PIN & PUK locked. Use PIN2/PUK2 in a mobile phone.");
-      while(true);
+      while (true);
     }
     else
     {
@@ -100,16 +100,16 @@ void setup()
 
   // start GSM shield
   Serial.print("Checking register in GSM network...");
-  if(PINManager.checkReg() == 0)
+  if (PINManager.checkReg() == 0)
     Serial.println(oktext);
   // if you are connect by roaming
-  else if(PINManager.checkReg() == 1)
+  else if (PINManager.checkReg() == 1)
     Serial.println("ROAMING " + oktext);
   else
   {
     // error connection
     Serial.println(errortext);
-    while(true);
+    while (true);
   }
 }
 
@@ -120,17 +120,17 @@ void loop()
   // user_op variables save user option
 
   Serial.println("Choose an option:\n1 - On/Off PIN.");
-  if(PINManager.getPINUsed())
+  if (PINManager.getPINUsed())
     Serial.println("2 - Change PIN.");
   String user_op = readSerial();
-  if(user_op == "1")
+  if (user_op == "1")
   {
     Serial.println("Enter your PIN code:");
     user_input = readSerial();
     // activate/deactivate PIN lock
     PINManager.switchPIN(user_input);
   }
-  else if(user_op == "2" & PINManager.getPINUsed())
+  else if (user_op == "2" & PINManager.getPINUsed())
   {
     Serial.println("Enter your actual PIN code:");
     String oldPIN = readSerial();
@@ -152,7 +152,7 @@ void loop()
 String readSerial()
 {
   String text = "";
-  while(1)
+  while (1)
   {
     while (Serial.available() > 0)
     {
@@ -161,7 +161,7 @@ String readSerial()
       {
         return text;
       }
-      if(inChar!='\r')
+      if (inChar != '\r')
         text += inChar;
     }
   }

libraries/GSM/examples/Tools/TestGPRS/TestGPRS.ino

@@ -59,10 +59,10 @@ void loop()
   // start GSM shield
   // if your SIM has PIN, pass it as a parameter of begin() in quotes
   Serial.print("Connecting GSM network...");
-  if(gsmAccess.begin(PINNUMBER)!=GSM_READY)
+  if (gsmAccess.begin(PINNUMBER) != GSM_READY)
   {
     Serial.println(errortext);
-    while(true);
+    while (true);
   }
   Serial.println(oktext);
 
@@ -85,11 +85,11 @@ void loop()
 
   // attach GPRS
   Serial.println("Attaching to GPRS with your APN...");
-  if(gprsAccess.attachGPRS(apn, login, password)!=GPRS_READY)
+  if (gprsAccess.attachGPRS(apn, login, password) != GPRS_READY)
   {
     Serial.println(errortext);
   }
-  else{
+  else {
 
     Serial.println(oktext);
 
@@ -101,7 +101,7 @@ void loop()
 
     // if user introduced a proxy, asks him for proxy port
     int pport;
-    if(proxy[0] != '\0'){
+    if (proxy[0] != '\0') {
       // read proxy port introduced by user
       char proxyport[10];
       Serial.print("Enter the proxy port: ");
@@ -117,7 +117,7 @@ void loop()
     int res_connect;
 
     // if use a proxy, connect with it
-    if(use_proxy)
+    if (use_proxy)
       res_connect = client.connect(proxy, pport);
     else
       res_connect = client.connect(url, 80);
@@ -128,7 +128,7 @@ void loop()
       client.print("GET ");
 
       // if use a proxy, the path is arduino.cc URL
-      if(use_proxy)
+      if (use_proxy)
         client.print(urlproxy);
       else
         client.print(path);
@@ -145,7 +145,7 @@ void loop()
     Serial.print("Receiving response...");
 
     boolean test = true;
-    while(test)
+    while (test)
     {
       // if there are incoming bytes available
       // from the server, read and check them
@@ -155,11 +155,11 @@ void loop()
         response += c;
 
         // cast response obtained from string to char array
-        char responsechar[response.length()+1];
-        response.toCharArray(responsechar, response.length()+1);
+        char responsechar[response.length() + 1];
+        response.toCharArray(responsechar, response.length() + 1);
 
         // if response includes a "200 OK" substring
-        if(strstr(responsechar, "200 OK") != NULL){
+        if (strstr(responsechar, "200 OK") != NULL) {
           Serial.println(oktext);
           Serial.println("TEST COMPLETE!");
           test = false;
@@ -184,7 +184,7 @@ void loop()
 int readSerial(char result[])
 {
   int i = 0;
-  while(1)
+  while (1)
   {
     while (Serial.available() > 0)
     {
@@ -194,7 +194,7 @@ int readSerial(char result[])
         result[i] = '\0';
         return 0;
       }
-      if(inChar!='\r')
+      if (inChar != '\r')
       {
         result[i] = inChar;
         i++;

libraries/GSM/examples/Tools/TestModem/TestModem.ino

@@ -37,7 +37,7 @@ void setup()
 
   // start modem test (reset and check response)
   Serial.print("Starting modem test...");
-  if(modem.begin()) 
+  if (modem.begin())
     Serial.println("modem.begin() succeeded");
   else
     Serial.println("ERROR, no modem answer.");
@@ -50,7 +50,7 @@ void loop()
   IMEI = modem.getIMEI();
 
   // check IMEI response
-  if(IMEI != NULL)
+  if (IMEI != NULL)
   {
     // show IMEI in serial monitor
     Serial.println("Modem's IMEI: " + IMEI);
@@ -58,7 +58,7 @@ void loop()
     Serial.print("Resetting modem...");
     modem.begin();
     // get and check IMEI one more time
-    if(modem.getIMEI() != NULL)
+    if (modem.getIMEI() != NULL)
     {
       Serial.println("Modem is functoning properly");
     }
@@ -72,6 +72,6 @@ void loop()
     Serial.println("Error: Could not get IMEI");
   }
   // do nothing:
-  while(true);
+  while (true);
 }
 

libraries/GSM/examples/Tools/TestWebServer/TestWebServer.ino

@@ -16,7 +16,7 @@
 
  This example code is part of the public domain
  */
- #include <GSM.h>
+#include <GSM.h>
 
 // PIN Number
 #define PINNUMBER ""
@@ -33,7 +33,7 @@ GSM gsmAccess;     // include a 'true' parameter for debug enabled
 GSMServer server(80); // port 80 (http default)
 
 // timeout
-const unsigned long __TIMEOUT__ = 10*1000;
+const unsigned long __TIMEOUT__ = 10 * 1000;
 
 void setup()
 {
@@ -49,10 +49,10 @@ void setup()
 
   // Start GSM shield
   // If your SIM has PIN, pass it as a parameter of begin() in quotes
-  while(!connected)
+  while (!connected)
   {
-    if((gsmAccess.begin(PINNUMBER)==GSM_READY) &
-        (gprs.attachGPRS(GPRS_APN, GPRS_LOGIN, GPRS_PASSWORD)==GPRS_READY))
+    if ((gsmAccess.begin(PINNUMBER) == GSM_READY) &
+        (gprs.attachGPRS(GPRS_APN, GPRS_LOGIN, GPRS_PASSWORD) == GPRS_READY))
       connected = true;
     else
     {
@@ -72,14 +72,14 @@ void setup()
   Serial.println(LocalIP);
 }
 
-void loop(){
+void loop() {
   GSMClient client = server.available();
 
   if (client) {
     if (client.available()) {
       Serial.write(client.read());
     }
-}
+  }
 
 }