Revision 11:0138f6cb216a, committed 2017-01-13

Comitter:

fdalforno

Date:

Fri Jan 13 14:05:16 2017 +0000

Parent:

10:cc61a766cd1f

Child:

12:6dc4d1fe7604

Commit message:

esempio GET

Changed in this revision

--- a/main.cpp	Tue Jan 10 10:56:37 2017 +0000
+++ b/main.cpp	Fri Jan 13 14:05:16 2017 +0000
@@ -18,27 +18,6 @@
 #include "SpwfInterface.h"
 #include "TCPSocket.h"
 
-//www.mbed.com CA certificate in PEM format
-char  CA_cert []="-----BEGIN CERTIFICATE-----\r\n"
-"MIIDVDCCAjygAwIBAgIDAjRWMA0GCSqGSIb3DQEBBQUAMEIxCzAJBgNVBAYTAlVT\r\n"
-"MRYwFAYDVQQKEw1HZW9UcnVzdCBJbmMuMRswGQYDVQQDExJHZW9UcnVzdCBHbG9i\r\n"
-"YWwgQ0EwHhcNMDIwNTIxMDQwMDAwWhcNMjIwNTIxMDQwMDAwWjBCMQswCQYDVQQG\r\n"
-"EwJVUzEWMBQGA1UEChMNR2VvVHJ1c3QgSW5jLjEbMBkGA1UEAxMSR2VvVHJ1c3Qg\r\n"
-"R2xvYmFsIENBMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2swYYzD9\r\n"
-"9BcjGlZ+W988bDjkcbd4kdS8odhM+KhDtgPpTSEHCIjaWC9mOSm9BXiLnTjoBbdq\r\n"
-"fnGk5sRgprDvgOSJKA+eJdbtg/OtppHHmMlCGDUUna2YRpIuT8rxh0PBFpVXLVDv\r\n"
-"iS2Aelet8u5fa9IAjbkU+BQVNdnARqN7csiRv8lVK83Qlz6cJmTM386DGXHKTubU\r\n"
-"1XupGc1V3sjs0l44U+VcT4wt/lAjNvxm5suOpDkZALeVAjmRCw7+OC7RHQWa9k0+\r\n"
-"bw8HHa8sHo9gOeL6NlMTOdReJivbPagUvTLrGAMoUgRx5aszPeE4uwc2hGKceeoW\r\n"
-"MPRfwCvocWvk+QIDAQABo1MwUTAPBgNVHRMBAf8EBTADAQH/MB0GA1UdDgQWBBTA\r\n"
-"ephojYn7qwVkDBF9qn1luMrMTjAfBgNVHSMEGDAWgBTAephojYn7qwVkDBF9qn1l\r\n"
-"uMrMTjANBgkqhkiG9w0BAQUFAAOCAQEANeMpauUvXVSOKVCUn5kaFOSPeCpilKIn\r\n"
-"Z57QzxpeR+nBsqTP3UEaBU6bS+5Kb1VSsyShNwrrZHYqLizz/Tt1kL/6cdjHPTfS\r\n"
-"tQWVYrmm3ok9Nns4d0iXrKYgjy6myQzCsplFAMfOEVEiIuCl6rYVSAlk6l5PdPcF\r\n"
-"PseKUgzbFbS9bZvlxrFUaKnjaZC2mqUPuLk/IH2uSrW4nOQdtqvmlKXBx4Ot2/Un\r\n"
-"hw4EbNX/3aBd7YdStysVAq45pmp06drE57xNNB6pXE0zX5IJL4hmXXeXxx12E6nV\r\n"
-"5fEWCRE11azbJHFwLJhWC9kXtNHjUStedejV0NxPNO3CBWaAocvmMw==\r\n"
-"-----END CERTIFICATE-----\r\n";
 
 
 //------------------------------------
@@ -49,123 +28,50 @@
 Serial pc(USBTX, USBRX);
 DigitalOut myled(LED1);
 
-/*************************************
-//FRDM-K64: D9->UART1_TX, D7->UART1_RX
-Pin connections:
-    FRDM      IDW01M1
-   ------    ---------
-    +3v3 <--> +3v3
-    GND  <--> GND
-    D9   <--> D8
-    D7   <--> D2
+SpwfSAInterface spwf(D8, D2, false);
+TCPSocket socket;
 
-SpwfSAInterface spwf(D9, D7, false);
-*************************************/
-/*************************************
-//LPCXpresso11U68: D9->UART1_TX, D7->UART1_RX
-Pin connections:
-    LPC      IDW01M1
-   ------    ---------
-    +3v3 <--> +3v3
-    GND  <--> GND
-    A1   <--> D8
-    A2   <--> D2
-
-SpwfSAInterface spwf(A1, A2, false);
-*************************************/
-
-//NUCLEO: D8->UART1_TX (PA_9), D2->UART1_RX (PA_10)
-SpwfSAInterface spwf(D8, D2, false);
-
-int main() {
-    int err;    
-    char * ssid = "STM";
-    char * seckey = "STMDemo";
+int main() { 
+    char* ssid = "STM";
+    char* seckey = "STMDemo";
     
     pc.printf("\r\nX-NUCLEO-IDW01M1 mbed Application\r\n");     
     pc.printf("\r\nconnecting to AP\r\n");
-            
+    
     if(spwf.connect(ssid, seckey, NSAPI_SECURITY_WPA2)) {      
         pc.printf("\r\nnow connected\r\n");
     } else {
         pc.printf("\r\nerror connecting to AP.\r\n");
         return -1;
     }   
-
+ 
     const char *ip = spwf.get_ip_address();
     const char *mac = spwf.get_mac_address();
     
     pc.printf("\r\nIP Address is: %s\r\n", (ip) ? ip : "No IP");
     pc.printf("\r\nMAC Address is: %s\r\n", (mac) ? mac : "No MAC");    
     
-    SocketAddress addr(&spwf, "st.com");   
-    pc.printf("\r\nst.com resolved to: %s\r\n", addr.get_ip_address());    
+    socket.open(&spwf);
+    socket.connect("developer.mbed.org", 80);
 
-    pc.printf("\r\nconnecting to http://4.ifcfg.me\r\n");
-    
-    TCPSocket socket(&spwf);
-    err = socket.connect("4.ifcfg.me", 23);
-    if(err!=0) 
-    {
-      pc.printf("\r\nCould not connect to Socket, err = %d!!\r\n", err); 
-      return -1;
-    } else pc.printf("\r\nconnected to host server\r\n"); 
-    
-    char buffer[100];
-    int count = 0;
-    pc.printf("\r\nReceiving Data\r\n"); 
-    count = socket.recv(buffer, sizeof buffer);
-    
-    if(count > 0)
-    {
-        buffer [count]='\0';
-        printf("%s\r\n", buffer);  
-    }
-    else pc.printf("\r\nData not received\r\n");
-
-    pc.printf("\r\nClosing Socket\r\n");
-    socket.close();
-    pc.printf("\r\nUnsecure Socket Test complete.\r\n");
+    // Send a simple http request
+    char sbuffer[] = "GET / HTTP/1.1\r\nHost: developer.mbed.org\r\n\r\n";
+    int scount = socket.send(sbuffer, sizeof sbuffer);
+    printf("sent %d [%.*s]\r\n", scount, strstr(sbuffer, "\r\n")-sbuffer, sbuffer);
 
-// Start Secure Socket connection test (one way server autentication only)   
-    time_t ctTime;
-    ctTime = time(NULL);             
-    printf ("Start Secure Socket connection with one way server autentication test\n\r");                
-    printf("Initial System Time is: %s\r\n", ctime(&ctTime));   
-    printf("Need to adjust time? if yes enter time in seconds elapsed since Epoch (cmd: date +'%%s'), otherwise enter 0 ");                
-    int t=0;
-    scanf("%d",&t);
-    printf ("entered time is: %d \n\r", t);
-    if (t != 0) { time_t txTm = t; set_time(txTm); }  // set Nucleo system time
-    ctTime = time(NULL);    
-    printf ("The current system time is: %s", ctime (&ctTime));  // set WiFi module systm time
-    if (!spwf.set_time(ctTime)) printf ("ERROR set_time\n\r");       
-    if (!spwf.clean_TLS_certificate(ALL)) printf ("ERROR clean_TLS_certificate\n\r");
-    if (!spwf.set_TLS_certificate(CA_cert, sizeof(CA_cert), FLASH_CA_ROOT_CERT)) printf ("ERROR set_TLS_certificate\n\r");
-    if (!spwf.set_TLS_SRV_domain("*.mbed.com",FLASH_DOMAIN)) printf ("ERROR set_TLS_CA_domain\n\r");
-// NOTE:  the Wifi API set_secure_mode() and set_unsecure_mode() refers to the whole interface so the socket must be created / opened after 
-// having set the desidered mode (deft unsecure).
-//#define SEC_MODE1 // two possible ways to secure connect a socket are shown 
-    spwf.gethostbyname(&addr,"www.mbed.com");  // ask DNS to resolve URL/IP 
-    addr.set_port(443);     
-    spwf.set_secure_mode();           
-    socket.open(&spwf);
-    spwf.set_unsecure_mode();    
-    printf ("Connecting to www.mbed.com IP: %s ...\n\r", addr.get_ip_address());
-#ifdef SEC_MODE1    
-    err = socket.connect(addr);
-#else
-    err = socket.connect("www.mbed.com", 443);
-#endif    
-    if (err != 0 )printf ("ERROR secure socket connection failed: %d\n\r", err);
-    else printf ("--->>> Secure socket CONNECTED to: %s\n\r", addr.get_ip_address());
-    socket.close();      
-    printf ("Socket closed\n\r");
+    // Recieve a simple http response and print out the response line
+    char rbuffer[64];
+    int rcount = socket.recv(rbuffer, sizeof rbuffer);
+    printf("recv %d [%.*s]\r\n", rcount, strstr(rbuffer, "\r\n")-rbuffer, rbuffer);
+
+    // Close the socket to return its memory and bring down the network interface
+    socket.close();
     spwf.disconnect();
-    printf ("WIFI disconnected, exiting ...\n\r");
 
+    printf("Done\n");
+    
     while(1) { 
-      wait(1);
-      myled = !myled;
+        wait(1);
+        myled = !myled;
     }
 }