Diff: main.cpp

Revision:

9:b838c5787ed7

Parent:

8:ab6322afa341

Child:

10:c10d1337d754

--- a/main.cpp	Fri Dec 29 17:50:30 2017 +0000
+++ b/main.cpp	Sat Dec 30 15:12:09 2017 +0000
@@ -17,7 +17,7 @@
 void readISR();
 void circBuff();
 void writeRemove_SD();
-
+void Network1();
 
 // USER_BUTTON ISRs (Debounce)
 
@@ -37,6 +37,7 @@
 Thread _PrintLCD, _serialCMD, _circBuff;
 Thread _sensorRead (osPriorityRealtime); //dataLock Thread
 Thread _writeRemove_SD;
+Thread _Network1;
 
 /* GLOBAL DATA */
 volatile float LDR = 0;
@@ -86,6 +87,7 @@
     _sensorRead.start(sensorRead);
     _circBuff.start(circBuff);
     _writeRemove_SD.start(writeRemove_SD);
+    _Network1.start(Network1);
     
     userButton.rise(&userButtonRise);
     read.attach(readISR, SAMPLING_PERIOD);
@@ -546,3 +548,72 @@
     }// End While
 }// End Thread
 
+void Network1 () {
+    
+    printf("Basic HTTP server example\n");
+    
+    //Configure an ethernet connection
+    EthernetInterface eth;
+    eth.set_network(IP, NETMASK, GATEWAY);
+    eth.connect();
+    printf("The target IP address is '%s'\n", eth.get_ip_address());
+    
+    //Now setup a web server
+    TCPServer srv;           //TCP/IP Server
+    
+    SocketAddress clt_addr;  //Address of incoming connection
+    
+    /* Open the server on ethernet stack */
+    srv.open(&eth);
+    
+    /* Bind the HTTP port (TCP 80) to the server */
+    srv.bind(eth.get_ip_address(), 80);
+    
+    /* Can handle 5 simultaneous connections */
+    srv.listen(5);
+    
+    while (true) {
+        
+        TCPSocket clt_sock;      //Socket for communication
+        using namespace std;
+        //Block and wait on an incoming connection
+        srv.accept(&clt_sock, &clt_addr);
+        printf("accept %s:%d\n\r", clt_addr.get_ip_address(), clt_addr.get_port());
+        
+        //Uses a C++ string to make it easier to concatinate
+        string response;
+        string strL = "LDR:";
+        string strP = ", Pressure(mBar): ";
+        string strT = ",  Temp(C): ";
+        //This is a C string
+        char l_str[64];
+        char p_str[64];
+        char t_str[64];
+        
+        //Read the LDR value
+        dataLock.lock();
+        float L = LDR ;
+        float T = TEMP;
+        float P = PRES;
+        dataLock.unlock();
+        
+        //Convert to a C String
+        sprintf(l_str, "%1.3f", L );
+        sprintf(t_str, "%2.2f", T);
+        sprintf(p_str, "%4.2f", P);
+        
+        
+        //Build the C++ string response
+        response = HTTP_MESSAGE_BODY1;
+       // response += strL;
+        response += l_str;
+        response += strT;
+        response += t_str;
+        response += strP;
+        response += p_str;
+        response += HTTP_MESSAGE_BODY2;
+        
+        //Send static HTML response (as a C string)
+        clt_sock.send(response.c_str(), response.size()+6);    
+    }
+}