joseph adamu / Mbed OS CW_final_thr

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Fork of CW_copy by Calvin Kalintra

ELEC350-Coursework-2017/Networkbits.cpp@1:dc648c5624b9, 2018-01-10 (annotated)

Committer:
joseph_adamu
Date:
Wed Jan 10 09:50:29 2018 +0000
Revision:
1:dc648c5624b9
version for export

Who changed what in which revision?

UserRevisionLine numberNew contents of line
joseph_adamu 1:dc648c5624b9 1 #include "sample_hardware.hpp"
joseph_adamu 1:dc648c5624b9 2 #include "Networkbits.hpp"
joseph_adamu 1:dc648c5624b9 3
joseph_adamu 1:dc648c5624b9 4 //Network thread - responsible for listening for connectinos and responding with updated tempature values
joseph_adamu 1:dc648c5624b9 5 void networktest()
joseph_adamu 1:dc648c5624b9 6 {
joseph_adamu 1:dc648c5624b9 7 //This only runs when BOTH switches are pressed down
joseph_adamu 1:dc648c5624b9 8 if (SW3 == 1) return;
joseph_adamu 1:dc648c5624b9 9
joseph_adamu 1:dc648c5624b9 10
joseph_adamu 1:dc648c5624b9 11 printf("Basic HTTP server example\n");
joseph_adamu 1:dc648c5624b9 12
joseph_adamu 1:dc648c5624b9 13 //Configure an ethernet connection
joseph_adamu 1:dc648c5624b9 14 EthernetInterface eth;
joseph_adamu 1:dc648c5624b9 15 eth.set_network(IP, NETMASK, GATEWAY);
joseph_adamu 1:dc648c5624b9 16 eth.connect();
joseph_adamu 1:dc648c5624b9 17 printf("The target IP address is '%s'\n", eth.get_ip_address());
joseph_adamu 1:dc648c5624b9 18
joseph_adamu 1:dc648c5624b9 19 //Now setup a web server
joseph_adamu 1:dc648c5624b9 20 TCPServer srv; //TCP/IP Server
joseph_adamu 1:dc648c5624b9 21 TCPSocket clt_sock; //Socket for communication
joseph_adamu 1:dc648c5624b9 22 SocketAddress clt_addr; //Address of incoming connection
joseph_adamu 1:dc648c5624b9 23
joseph_adamu 1:dc648c5624b9 24 /* Open the server on ethernet stack */
joseph_adamu 1:dc648c5624b9 25 srv.open(&eth);
joseph_adamu 1:dc648c5624b9 26
joseph_adamu 1:dc648c5624b9 27 /* Bind the HTTP port (TCP 80) to the server */
joseph_adamu 1:dc648c5624b9 28 srv.bind(eth.get_ip_address(), 80);
joseph_adamu 1:dc648c5624b9 29
joseph_adamu 1:dc648c5624b9 30 /* Can handle 5 simultaneous connections */
joseph_adamu 1:dc648c5624b9 31 srv.listen(5);
joseph_adamu 1:dc648c5624b9 32
joseph_adamu 1:dc648c5624b9 33 //KEEP RESPONDING WHILE THE SWITCHES ARE PRESSED
joseph_adamu 1:dc648c5624b9 34 while (SW3 == 1) {
joseph_adamu 1:dc648c5624b9 35 using namespace std;
joseph_adamu 1:dc648c5624b9 36 // lcd.cls();
joseph_adamu 1:dc648c5624b9 37 printf("Open 10.0.0.1 in a browser\n");
joseph_adamu 1:dc648c5624b9 38 //
joseph_adamu 1:dc648c5624b9 39 //Block and wait on an incoming connection
joseph_adamu 1:dc648c5624b9 40 srv.accept(&clt_sock, &clt_addr);
joseph_adamu 1:dc648c5624b9 41 printf("accept %s:%d\n", clt_addr.get_ip_address(), clt_addr.get_port());
joseph_adamu 1:dc648c5624b9 42
joseph_adamu 1:dc648c5624b9 43 //Uses a C++ string to make it easier to concatinate
joseph_adamu 1:dc648c5624b9 44 string response;
joseph_adamu 1:dc648c5624b9 45 //This is a C string
joseph_adamu 1:dc648c5624b9 46 char ldr_str[64];
joseph_adamu 1:dc648c5624b9 47
joseph_adamu 1:dc648c5624b9 48 //Read the temperature value - note that getParameters() is thread safe
joseph_adamu 1:dc648c5624b9 49 float temp = sensor.getTemperature();
joseph_adamu 1:dc648c5624b9 50
joseph_adamu 1:dc648c5624b9 51 //Convert to a C String
joseph_adamu 1:dc648c5624b9 52 sprintf(ldr_str, "%5.3f", temp );
joseph_adamu 1:dc648c5624b9 53 printf("LDR: %5.3f\n\r", temp);
joseph_adamu 1:dc648c5624b9 54
joseph_adamu 1:dc648c5624b9 55 //Build the C++ string response
joseph_adamu 1:dc648c5624b9 56 response = HTTP_MESSAGE_BODY1;
joseph_adamu 1:dc648c5624b9 57 response += ldr_str;
joseph_adamu 1:dc648c5624b9 58 response += HTTP_MESSAGE_BODY2;
joseph_adamu 1:dc648c5624b9 59
joseph_adamu 1:dc648c5624b9 60 //Send static HTML response (as a C string)
joseph_adamu 1:dc648c5624b9 61 clt_sock.send(response.c_str(), response.size()+6);
joseph_adamu 1:dc648c5624b9 62 }
joseph_adamu 1:dc648c5624b9 63
joseph_adamu 1:dc648c5624b9 64 printf("Release witche\n");
joseph_adamu 1:dc648c5624b9 65 // lcd.printf("Release BOTH switches\n");
joseph_adamu 1:dc648c5624b9 66 while (SW3 != 0);
joseph_adamu 1:dc648c5624b9 67 wait(0.5); //debounce
joseph_adamu 1:dc648c5624b9 68 }