Liam Grazier / Mbed OS 0NicksCoursework_copywithserialtime

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Dependencies:   BMP280 LGLCDv2

Fork of 0NicksCoursework-lg by Liam Grazier

Network/network.cpp@9:e27b3f34de24, 2018-01-09 (annotated)

Committer:
liam_grazier
Date:
Tue Jan 09 06:14:41 2018 +0000
Revision:
9:e27b3f34de24
Parent:
8:582ac4c5a524 
NICKS CW;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
liam_grazier 8:582ac4c5a524 1 #if !FEATURE_LWIP
liam_grazier 8:582ac4c5a524 2 #error [NOT_SUPPORTED] LWIP not supported for this target
liam_grazier 8:582ac4c5a524 3 #endif
liam_grazier 8:582ac4c5a524 4 #include "mbed.h"
liam_grazier 8:582ac4c5a524 5 #include "EthernetInterface.h"
liam_grazier 8:582ac4c5a524 6 #include "TCPServer.h"
liam_grazier 8:582ac4c5a524 7 #include "TCPSocket.h"
liam_grazier 8:582ac4c5a524 8 char realtime[32];
liam_grazier 8:582ac4c5a524 9 #include <iostream>
liam_grazier 8:582ac4c5a524 10 #include <string>
liam_grazier 8:582ac4c5a524 11 #include "BMP280.h"
liam_grazier 8:582ac4c5a524 12 #include "components.hpp"
liam_grazier 8:582ac4c5a524 13 #include "network.hpp"
liam_grazier 8:582ac4c5a524 14 Mutex Net;
liam_grazier 8:582ac4c5a524 15 #define HTTP_STATUS_LINE "HTTP/1.0 200 OK"
liam_grazier 8:582ac4c5a524 16 #define HTTP_HEADER_FIELDS "Content-Type: text/html; charset=utf-8"
liam_grazier 8:582ac4c5a524 17 #define HTTP_MESSAGE_BODY1 "" \
liam_grazier 8:582ac4c5a524 18 "<html>" "\r\n" \
liam_grazier 8:582ac4c5a524 19 " <body style=\"display:flex;text-align:center\">" "\r\n" \
liam_grazier 8:582ac4c5a524 20 " <div style=\"margin:auto\">" "\r\n" \
liam_grazier 8:582ac4c5a524 21 " <h1>Sensor Data</h1>" "\r\n" \
liam_grazier 8:582ac4c5a524 22 " <p>Light Level LDR value: " "\r\n"
liam_grazier 8:582ac4c5a524 23
liam_grazier 8:582ac4c5a524 24 #define HTTP_Pressure1 "" \
liam_grazier 8:582ac4c5a524 25 "<html>" "\r\n" \
liam_grazier 8:582ac4c5a524 26 " <body style=\"display:flex;text-align:center\">" "\r\n" \
liam_grazier 8:582ac4c5a524 27 " <div style=\"margin:auto\">" "\r\n" \
liam_grazier 8:582ac4c5a524 28 " <h1> </h1>" "\r\n" \
liam_grazier 8:582ac4c5a524 29 " <p>Pressure(mbar): " "\r\n"
liam_grazier 8:582ac4c5a524 30
liam_grazier 8:582ac4c5a524 31 #define HTTP_Pressure2 "" \
liam_grazier 8:582ac4c5a524 32 "</p>" "\r\n" \
liam_grazier 8:582ac4c5a524 33 " </div>" "\r\n" \
liam_grazier 8:582ac4c5a524 34 " </body>" "\r\n" \
liam_grazier 8:582ac4c5a524 35 "</html>"
liam_grazier 8:582ac4c5a524 36 #define HTTP_TIME "" \
liam_grazier 8:582ac4c5a524 37 "<html>" "\r\n" \
liam_grazier 8:582ac4c5a524 38 " <body style=\"display:flex;text-align:center\">" "\r\n" \
liam_grazier 8:582ac4c5a524 39 " <div style=\"margin:auto\">" "\r\n" \
liam_grazier 8:582ac4c5a524 40 " <h1> </h1>" "\r\n" \
liam_grazier 8:582ac4c5a524 41 " <p>Time: " "\r\n"
liam_grazier 8:582ac4c5a524 42
liam_grazier 8:582ac4c5a524 43 #define HTTP_Temperature1 "" \
liam_grazier 8:582ac4c5a524 44 "<html>" "\r\n" \
liam_grazier 8:582ac4c5a524 45 " <body style=\"display:flex;text-align:center\">" "\r\n" \
liam_grazier 8:582ac4c5a524 46 " <div style=\"margin:auto\">" "\r\n" \
liam_grazier 8:582ac4c5a524 47 " <h1> </h1>" "\r\n" \
liam_grazier 8:582ac4c5a524 48 " <p>Temperature(Degrees Celcius): " "\r\n"
liam_grazier 8:582ac4c5a524 49
liam_grazier 8:582ac4c5a524 50 #define HTTP_Temperature2 "" \
liam_grazier 8:582ac4c5a524 51 "</p>" "\r\n" \
liam_grazier 8:582ac4c5a524 52 " </div>" "\r\n" \
liam_grazier 8:582ac4c5a524 53 " </body>" "\r\n" \
liam_grazier 8:582ac4c5a524 54 "</html>"
liam_grazier 8:582ac4c5a524 55 #define HTTP_MESSAGE_TIME "" \
liam_grazier 8:582ac4c5a524 56 "</p>" "\r\n" \
liam_grazier 8:582ac4c5a524 57 " </div>" "\r\n" \
liam_grazier 8:582ac4c5a524 58 " </body>" "\r\n" \
liam_grazier 8:582ac4c5a524 59 "</html>"
liam_grazier 8:582ac4c5a524 60 #define HTTP_MESSAGE_BODY2 "" \
liam_grazier 8:582ac4c5a524 61 "</p>" "\r\n" \
liam_grazier 8:582ac4c5a524 62 " </div>" "\r\n" \
liam_grazier 8:582ac4c5a524 63 " </body>" "\r\n" \
liam_grazier 8:582ac4c5a524 64 "</html>"
liam_grazier 8:582ac4c5a524 65
liam_grazier 8:582ac4c5a524 66
liam_grazier 8:582ac4c5a524 67 #define HTTP_RESPONSE HTTP_STATUS_LINE "\r\n" \
liam_grazier 8:582ac4c5a524 68 HTTP_HEADER_FIELDS "\r\n" \
liam_grazier 8:582ac4c5a524 69 "\r\n" \
liam_grazier 8:582ac4c5a524 70 HTTP_MESSAGE_BODY "\r\n"
liam_grazier 8:582ac4c5a524 71
liam_grazier 8:582ac4c5a524 72 #define IP "10.0.0.10"
liam_grazier 8:582ac4c5a524 73 #define NETMASK "255.0.0.0"
liam_grazier 8:582ac4c5a524 74 #define GATEWAY "10.0.0.1"
liam_grazier 8:582ac4c5a524 75 void dispstralltime(){
liam_grazier 8:582ac4c5a524 76 time_t seconds = time(NULL);
liam_grazier 8:582ac4c5a524 77 strftime(realtime, 32, "%c\n\r", localtime(&seconds));
liam_grazier 8:582ac4c5a524 78 }
liam_grazier 8:582ac4c5a524 79 void networksend(void)
liam_grazier 8:582ac4c5a524 80 {
liam_grazier 8:582ac4c5a524 81 // interrupt routine setup
liam_grazier 8:582ac4c5a524 82 Net.lock();
liam_grazier 8:582ac4c5a524 83 printf("Network Enabled\n\r");//n
liam_grazier 8:582ac4c5a524 84 //Configure an ethernet connection
liam_grazier 8:582ac4c5a524 85 EthernetInterface eth;
liam_grazier 8:582ac4c5a524 86 eth.set_network(IP, NETMASK, GATEWAY);
liam_grazier 8:582ac4c5a524 87 eth.connect();
liam_grazier 8:582ac4c5a524 88 //
liam_grazier 8:582ac4c5a524 89 Net.unlock();
liam_grazier 8:582ac4c5a524 90 //Now setup a web server
liam_grazier 8:582ac4c5a524 91 TCPServer srv; //TCP/IP Server
liam_grazier 8:582ac4c5a524 92 TCPSocket clt_sock; //Socket for communication
liam_grazier 8:582ac4c5a524 93 SocketAddress clt_addr; //Address of incoming connection
liam_grazier 8:582ac4c5a524 94
liam_grazier 8:582ac4c5a524 95 /* Open the server on ethernet stack */
liam_grazier 8:582ac4c5a524 96 srv.open(&eth);
liam_grazier 8:582ac4c5a524 97
liam_grazier 8:582ac4c5a524 98 /* Bind the HTTP port (TCP 80) to the server */
liam_grazier 8:582ac4c5a524 99 srv.bind(eth.get_ip_address(), 80);
liam_grazier 8:582ac4c5a524 100
liam_grazier 8:582ac4c5a524 101 /* Can handle 5 simultaneous connections */
liam_grazier 8:582ac4c5a524 102 srv.listen(5);
liam_grazier 8:582ac4c5a524 103
liam_grazier 8:582ac4c5a524 104 while (true) {
liam_grazier 8:582ac4c5a524 105 Net.lock();
liam_grazier 8:582ac4c5a524 106 using namespace std;
liam_grazier 8:582ac4c5a524 107 //Block and wait on an incoming connection
liam_grazier 8:582ac4c5a524 108 srv.accept(&clt_sock, &clt_addr);
liam_grazier 8:582ac4c5a524 109 // printf("accept %s:%d\n", clt_addr.get_ip_address(), clt_addr.get_port());
liam_grazier 8:582ac4c5a524 110
liam_grazier 8:582ac4c5a524 111 double temp = sensor.getTemperature();
liam_grazier 8:582ac4c5a524 112 double pres = sensor.getPressure();
liam_grazier 8:582ac4c5a524 113 //Uses a C++ string to make it easier to concatinate
liam_grazier 8:582ac4c5a524 114 string response;
liam_grazier 8:582ac4c5a524 115 //This is a C string
liam_grazier 8:582ac4c5a524 116 char adcIn_str[64];
liam_grazier 8:582ac4c5a524 117 char pres_str[64];
liam_grazier 8:582ac4c5a524 118 char temp_str[64];
liam_grazier 8:582ac4c5a524 119 dispstralltime();
liam_grazier 8:582ac4c5a524 120 //Read the LDR value
liam_grazier 8:582ac4c5a524 121 float u = adcIn;
liam_grazier 8:582ac4c5a524 122 float b = pres;
liam_grazier 8:582ac4c5a524 123 float a = temp;
liam_grazier 8:582ac4c5a524 124
liam_grazier 8:582ac4c5a524 125 //Convert to a C String
liam_grazier 8:582ac4c5a524 126 sprintf(adcIn_str, "%5.3f", u );
liam_grazier 8:582ac4c5a524 127 sprintf(pres_str, "%4.2f", b);
liam_grazier 8:582ac4c5a524 128 sprintf(temp_str, "%3.1f", a);
liam_grazier 8:582ac4c5a524 129
liam_grazier 8:582ac4c5a524 130 //Build the C++ string response
liam_grazier 8:582ac4c5a524 131 response += HTTP_TIME;
liam_grazier 8:582ac4c5a524 132 response += realtime;
liam_grazier 8:582ac4c5a524 133 response += HTTP_MESSAGE_BODY1;
liam_grazier 8:582ac4c5a524 134 response += adcIn_str;
liam_grazier 8:582ac4c5a524 135 response += HTTP_Temperature1;
liam_grazier 8:582ac4c5a524 136 response += temp_str;
liam_grazier 8:582ac4c5a524 137 response += HTTP_Temperature2;
liam_grazier 8:582ac4c5a524 138 response += HTTP_Pressure1;
liam_grazier 8:582ac4c5a524 139 response += pres_str;
liam_grazier 8:582ac4c5a524 140 response += HTTP_Pressure2;
liam_grazier 8:582ac4c5a524 141 response += HTTP_MESSAGE_TIME;
liam_grazier 8:582ac4c5a524 142 response += HTTP_MESSAGE_BODY2;
liam_grazier 8:582ac4c5a524 143 //Send static HTML response (as a C string)
liam_grazier 8:582ac4c5a524 144 clt_sock.send(response.c_str(), response.size()+6);
liam_grazier 8:582ac4c5a524 145 Net.unlock();
liam_grazier 8:582ac4c5a524 146 Thread::signal_wait(SIG_NET);
liam_grazier 8:582ac4c5a524 147 }
liam_grazier 8:582ac4c5a524 148 }