1 files changed, 204 insertions, 0 deletions
diff --git a/libraries/GSM/examples/Tools/TestGPRS/TestGPRS.ino b/libraries/GSM/examples/Tools/TestGPRS/TestGPRS.ino
new file mode 100644
index 0000000..ab4a2be
--- /dev/null
+++ b/libraries/GSM/examples/Tools/TestGPRS/TestGPRS.ino
@@ -0,0 +1,204 @@
+/*
+ 
+ This sketch test the GSM shield's ability to connect to a
+ GPERS network. It asks for APN information through the 
+ serial monitor and tries to connect to arduino.cc.
+ 
+ Circuit:
+ * GSM shield attached
+ * SIM card with data plan
+ 
+ Created 18 Jun 2012
+ by David del Peral
+ 
+ This example code is part of the public domain
+ 
+ http://arduino.cc/en/Tutorial/GSMToolsTestGPRS
+ 
+ */
+
+// libraries
+#include <GSM.h>
+
+// PIN Number
+#define PINNUMBER ""
+
+// initialize the library instance
+GSM gsmAccess;        // GSM access: include a 'true' parameter for debug enabled
+GPRS gprsAccess;  // GPRS access
+GSMClient client;  // Client service for TCP connection
+
+// messages for serial monitor response
+String oktext = "OK";
+String errortext = "ERROR";
+
+// URL and path (for example: arduino.cc)
+char url[] = "arduino.cc";
+char urlproxy[] = "http://arduino.cc";
+char path[] = "/";
+
+// variable for save response obtained
+String response = "";
+
+// use a proxy
+boolean use_proxy = false;
+
+void setup()
+{
+  // initialize serial communications and wait for port to open:
+  Serial.begin(9600);
+  while (!Serial) {
+    ; // wait for serial port to connect. Needed for Leonardo only
+  }
+}
+
+void loop()
+{
+  use_proxy = false;
+  
+  // 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)
+  {
+    Serial.println(errortext);
+    while(true);
+  }
+  Serial.println(oktext);
+  
+  // read APN introduced by user
+  char apn[50];
+  Serial.print("Enter your APN: ");
+  readSerial(apn);
+  Serial.println(apn);
+  
+  // Read APN login introduced by user
+  char login[50];
+  Serial.print("Now, enter your login: ");
+  readSerial(login);
+  Serial.println(login);
+  
+  // read APN password introduced by user
+  char password[20];
+  Serial.print("Finally, enter your password: ");
+  readSerial(password);
+  
+  // attach GPRS
+  Serial.println("Attaching to GPRS with your APN...");
+  if(gprsAccess.attachGPRS(apn, login, password)!=GPRS_READY)
+  {
+    Serial.println(errortext);
+  }
+  else{
+      
+    Serial.println(oktext);
+    
+    // read proxy introduced by user
+    char proxy[100];
+    Serial.print("If your carrier uses a proxy, enter it, if not press enter: ");
+    readSerial(proxy);
+    Serial.println(proxy);
+    
+    // if user introduced a proxy, asks him for proxy port
+    int pport;
+    if(proxy[0] != '\0'){
+      // read proxy port introduced by user
+      char proxyport[10];
+      Serial.print("Enter the proxy port: ");
+      readSerial(proxyport);
+      // cast proxy port introduced to integer
+      pport = (int) proxyport;
+      use_proxy = true;
+      Serial.println(proxyport);
+    }
+    
+    // connection with arduino.cc and realize HTTP request
+    Serial.print("Connecting and sending GET request to arduino.cc...");
+    int res_connect;
+    
+    // if use a proxy, connect with it
+    if(use_proxy)
+      res_connect = client.connect(proxy, pport);
+    else
+      res_connect = client.connect(url, 80);
+    
+    if (res_connect)
+    {
+      // make a HTTP 1.0 GET request (client sends the request)
+      client.print("GET ");
+      
+      // if use a proxy, the path is arduino.cc URL
+      if(use_proxy)
+        client.print(urlproxy);
+      else
+        client.print(path);
+        
+      client.println(" HTTP/1.0");
+      client.println();
+      Serial.println(oktext);
+    } 
+    else
+    {
+      // if you didn't get a connection to the server
+      Serial.println(errortext);
+    }
+    Serial.print("Receiving response...");
+    
+    boolean test = true;
+    while(test)
+    {
+      // if there are incoming bytes available 
+      // from the server, read and check them
+      if (client.available())
+      {
+        char c = client.read();
+        response += c;
+        
+        // cast response obtained from string to char array
+        char responsechar[response.length()+1];
+        response.toCharArray(responsechar, response.length()+1);
+        
+        // if response includes a "200 OK" substring
+        if(strstr(responsechar, "200 OK") != NULL){
+          Serial.println(oktext);
+          Serial.println("TEST COMPLETE!");
+          test = false;
+        }
+      }
+      
+      // if the server's disconnected, stop the client:
+      if (!client.connected())
+      {
+        Serial.println();
+        Serial.println("disconnecting.");
+        client.stop();
+        test = false;
+      }
+    }
+  }
+}
+
+/*
+  Read input serial
+ */
+int readSerial(char result[])
+{
+  int i = 0;
+  while(1)
+  {
+    while (Serial.available() > 0)
+    {
+      char inChar = Serial.read();
+      if (inChar == '\n')
+      {
+        result[i] = '\0';
+        return 0;
+      }
+      if(inChar!='\r')
+      {
+        result[i] = inChar;
+        i++;
+      }
+    }
+  }
+}