Xuyi Wang / Mbed OS OS

Operating System

Dependencies:   UnitTest wolfssh mDNS wolfcrypt wolfSSL

This is an embedded operating system for K64F. It includes a ssh server, a web-server and mDNS server. It has POST on boot. The main purpose of the OS is a router for the thing network.

main.cpp@3:351ee68a721d, 2019-09-11 (annotated)

Committer:
sPymbed
Date:
Wed Sep 11 10:41:02 2019 +0000
Revision:
3:351ee68a721d
Parent:
2:453e73d66757
Child:
4:eed09833d4bf
working

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sPymbed 0:97ba3e2cd071 1 #include "mbed.h"
sPymbed 0:97ba3e2cd071 2 #include <EthernetInterface.h>
sPymbed 0:97ba3e2cd071 3 #include <drivers/vga.h>
sPymbed 0:97ba3e2cd071 4 #include <gui/desktop.h>
sPymbed 3:351ee68a721d 5 #include "mDNSResponder.h"
sPymbed 3:351ee68a721d 6 #include "UnitTest.h"
sPymbed 0:97ba3e2cd071 7
sPymbed 0:97ba3e2cd071 8 //#define DEBUG
sPymbed 0:97ba3e2cd071 9 //#define GRAPHICSMODE
sPymbed 0:97ba3e2cd071 10
sPymbed 0:97ba3e2cd071 11 const int PORT = 8000;
sPymbed 0:97ba3e2cd071 12 static const char* SERVER_IP = "172.26.10.207"; //IP of server board
sPymbed 0:97ba3e2cd071 13 char screen[3840];
sPymbed 0:97ba3e2cd071 14
sPymbed 0:97ba3e2cd071 15 DigitalOut red(LED_RED);
sPymbed 0:97ba3e2cd071 16 DigitalOut blue(LED_BLUE);
sPymbed 0:97ba3e2cd071 17 DigitalOut green(LED_GREEN);
sPymbed 3:351ee68a721d 18 FlashIAP flash;
sPymbed 3:351ee68a721d 19
sPymbed 1:4059ac7ebc65 20 class PrintfTCPHandler
sPymbed 0:97ba3e2cd071 21 {
sPymbed 1:4059ac7ebc65 22 public:
sPymbed 0:97ba3e2cd071 23 bool HandleTransmissionControlProtocolMessage(TCPSocket* socket, char* data, uint16_t size)
sPymbed 0:97ba3e2cd071 24 {
sPymbed 0:97ba3e2cd071 25 if(size > 9
sPymbed 0:97ba3e2cd071 26 && data[0] == 'G'
sPymbed 0:97ba3e2cd071 27 && data[1] == 'E'
sPymbed 0:97ba3e2cd071 28 && data[2] == 'T'
sPymbed 0:97ba3e2cd071 29 && data[3] == ' '
sPymbed 0:97ba3e2cd071 30 && data[4] == '/'
sPymbed 0:97ba3e2cd071 31 && data[5] == ' '
sPymbed 0:97ba3e2cd071 32 && data[6] == 'H'
sPymbed 0:97ba3e2cd071 33 && data[7] == 'T'
sPymbed 0:97ba3e2cd071 34 && data[8] == 'T'
sPymbed 0:97ba3e2cd071 35 && data[9] == 'P'
sPymbed 0:97ba3e2cd071 36 )
sPymbed 0:97ba3e2cd071 37 {
sPymbed 3:351ee68a721d 38 unsigned int address = flash.get_flash_size() - 4096; //Write in last sector
sPymbed 3:351ee68a721d 39 char *data = (char*)address; //Read
sPymbed 3:351ee68a721d 40 socket->send("HTTP/1.1 200 OK\r\nServer: MyOS\r\nContent-Type: text/html\r\n\r\n<html><head><title>My Operating System</title></head><body><b>My Operating System</b> http://www.AlgorithMan.de</body></html>\r\n", 184);
sPymbed 3:351ee68a721d 41 socket->close();
sPymbed 3:351ee68a721d 42 } else {
sPymbed 0:97ba3e2cd071 43 socket->close();
sPymbed 0:97ba3e2cd071 44 }
sPymbed 0:97ba3e2cd071 45
sPymbed 0:97ba3e2cd071 46 return true;
sPymbed 0:97ba3e2cd071 47 }
sPymbed 1:4059ac7ebc65 48 };
sPymbed 0:97ba3e2cd071 49
sPymbed 2:453e73d66757 50 void write(unsigned int n, unsigned int addressOfX, char X){
sPymbed 3:351ee68a721d 51 unsigned int address = n * 4096; //Write in n sector
sPymbed 2:453e73d66757 52 char *data = (char*)address; //Read
sPymbed 3:351ee68a721d 53 char b[4096];
sPymbed 2:453e73d66757 54 b[addressOfX] = X;
sPymbed 3:351ee68a721d 55 memcpy(b, data, 4096 * sizeof(char)); //int is a POD
sPymbed 3:351ee68a721d 56 flash.erase(address, flash.get_sector_size(address));
sPymbed 3:351ee68a721d 57 flash.program(b, address, 4096);
sPymbed 3:351ee68a721d 58 }
sPymbed 3:351ee68a721d 59
sPymbed 3:351ee68a721d 60 void write(char *data, unsigned int size){
sPymbed 3:351ee68a721d 61 unsigned int address = flash.get_flash_size() - 4096; //Write in last sector
sPymbed 3:351ee68a721d 62 flash.erase(address, flash.get_sector_size(address));
sPymbed 3:351ee68a721d 63 flash.program(data, address, size);
sPymbed 2:453e73d66757 64 }
sPymbed 2:453e73d66757 65
sPymbed 2:453e73d66757 66 char read(unsigned int address){
sPymbed 3:351ee68a721d 67 char *data = (char*)address; //Read
sPymbed 2:453e73d66757 68 return data[0];
sPymbed 2:453e73d66757 69 }
sPymbed 2:453e73d66757 70
sPymbed 3:351ee68a721d 71 EthernetInterface interface;
sPymbed 3:351ee68a721d 72
sPymbed 3:351ee68a721d 73 void http() {
sPymbed 3:351ee68a721d 74 PrintfTCPHandler tcphandler;
sPymbed 3:351ee68a721d 75 TCPSocket server;
sPymbed 3:351ee68a721d 76 server.open(&interface);
sPymbed 3:351ee68a721d 77 server.bind(80);
sPymbed 3:351ee68a721d 78 server.listen(1);
sPymbed 3:351ee68a721d 79 TCPSocket *client;
sPymbed 3:351ee68a721d 80 int bufferSize = 512;
sPymbed 3:351ee68a721d 81 char buffer[bufferSize];
sPymbed 3:351ee68a721d 82
sPymbed 3:351ee68a721d 83 while (true) {
sPymbed 3:351ee68a721d 84 client = server.accept();
sPymbed 3:351ee68a721d 85 int len = client->recv(&buffer, bufferSize);
sPymbed 3:351ee68a721d 86
sPymbed 3:351ee68a721d 87 #ifdef DEBUG
sPymbed 3:351ee68a721d 88 printf("%d: ", len);
sPymbed 3:351ee68a721d 89 for (int i = 0; i < len; i++)
sPymbed 3:351ee68a721d 90 printf("%d ", buffer[i]);
sPymbed 3:351ee68a721d 91 printf("\r\n");
sPymbed 3:351ee68a721d 92 #endif
sPymbed 3:351ee68a721d 93
sPymbed 3:351ee68a721d 94 tcphandler.HandleTransmissionControlProtocolMessage(client, (char*)buffer, len);
sPymbed 3:351ee68a721d 95 wait(0.03333333);
sPymbed 3:351ee68a721d 96 }
sPymbed 3:351ee68a721d 97 }
sPymbed 3:351ee68a721d 98
sPymbed 3:351ee68a721d 99 /*void mDNS() {
sPymbed 3:351ee68a721d 100 mDNSResponder mdns(interface);
sPymbed 3:351ee68a721d 101 mdns.announce(interface.get_ip_address());
sPymbed 3:351ee68a721d 102 while (true) {
sPymbed 3:351ee68a721d 103 mdns.MDNS_process();
sPymbed 3:351ee68a721d 104 wait(0.03333333);
sPymbed 3:351ee68a721d 105 }
sPymbed 3:351ee68a721d 106 }*/
sPymbed 3:351ee68a721d 107
sPymbed 0:97ba3e2cd071 108 int main() {
sPymbed 0:97ba3e2cd071 109 red = 1;
sPymbed 0:97ba3e2cd071 110 blue = 0;
sPymbed 0:97ba3e2cd071 111 green = 1;
sPymbed 0:97ba3e2cd071 112
sPymbed 3:351ee68a721d 113 UnitTest unitest;
sPymbed 3:351ee68a721d 114
sPymbed 3:351ee68a721d 115 unitest.assertOn(red, 1);
sPymbed 3:351ee68a721d 116
sPymbed 0:97ba3e2cd071 117 printf("Hello World! --- http://www.AlgorithMan.de\n");
sPymbed 3:351ee68a721d 118
sPymbed 3:351ee68a721d 119 //write("HTTP/1.1 200 OK\r\nServer: MyOS\r\nContent-Type: text/html\r\n\r\n<html><head><title>My Operating System</title></head><body><b>My Operating System</b> http://www.AlgorithMan.de</body></html>\r\n", 184);
sPymbed 3:351ee68a721d 120
sPymbed 3:351ee68a721d 121 Thread task1;
sPymbed 3:351ee68a721d 122 Thread task2;
sPymbed 0:97ba3e2cd071 123
sPymbed 0:97ba3e2cd071 124 //InterruptManager interrupts(0x20, &gdt, &taskManager);
sPymbed 0:97ba3e2cd071 125
sPymbed 0:97ba3e2cd071 126 printf("Initializing Hardware, Stage 1\n");
sPymbed 0:97ba3e2cd071 127
sPymbed 0:97ba3e2cd071 128 #ifdef GRAPHICSMODE
sPymbed 0:97ba3e2cd071 129 Desktop desktop(320, 200, 0x00, 0x00, 0xA8);
sPymbed 0:97ba3e2cd071 130 #endif
sPymbed 0:97ba3e2cd071 131
sPymbed 0:97ba3e2cd071 132 //DriverManager drvManager;
sPymbed 0:97ba3e2cd071 133
sPymbed 0:97ba3e2cd071 134 #ifdef GRAPHICSMODE
sPymbed 0:97ba3e2cd071 135 //KeyboardDriver keyboard(&interrupts, &desktop);
sPymbed 0:97ba3e2cd071 136 #else
sPymbed 0:97ba3e2cd071 137 //PrintfKeyboardEventHandler kbhandler;
sPymbed 0:97ba3e2cd071 138 //KeyboardDriver keyboard(&interrupts, &kbhandler);
sPymbed 0:97ba3e2cd071 139 #endif
sPymbed 0:97ba3e2cd071 140 //drvManager.AddDriver(&keyboard);
sPymbed 0:97ba3e2cd071 141
sPymbed 0:97ba3e2cd071 142
sPymbed 0:97ba3e2cd071 143 #ifdef GRAPHICSMODE
sPymbed 0:97ba3e2cd071 144 //MouseDriver mouse(&interrupts, &desktop);
sPymbed 0:97ba3e2cd071 145 #else
sPymbed 0:97ba3e2cd071 146 //MouseToConsole mousehandler;
sPymbed 0:97ba3e2cd071 147 //MouseDriver mouse(&interrupts, &mousehandler);
sPymbed 0:97ba3e2cd071 148 #endif
sPymbed 0:97ba3e2cd071 149 //drvManager.AddDriver(&mouse);
sPymbed 0:97ba3e2cd071 150
sPymbed 0:97ba3e2cd071 151 #ifdef GRAPHICSMODE
sPymbed 0:97ba3e2cd071 152 VideoGraphicsArray vga;
sPymbed 0:97ba3e2cd071 153 #endif
sPymbed 0:97ba3e2cd071 154
sPymbed 0:97ba3e2cd071 155 printf("Initializing Hardware, Stage 2\n");
sPymbed 0:97ba3e2cd071 156 //drvManager.ActivateAll();
sPymbed 0:97ba3e2cd071 157
sPymbed 3:351ee68a721d 158 printf("Initializing Hardware, Stage 3\n\r");
sPymbed 0:97ba3e2cd071 159
sPymbed 0:97ba3e2cd071 160 #ifdef GRAPHICSMODE
sPymbed 0:97ba3e2cd071 161 vga.SetMode(320, 200, 8);
sPymbed 0:97ba3e2cd071 162 Window win1(&desktop, 10, 10, 20, 20, 0xA8, 0x00, 0x00);
sPymbed 0:97ba3e2cd071 163 desktop.AddChild(&win1);
sPymbed 0:97ba3e2cd071 164 Window win2(&desktop, 40, 15, 30, 30, 0x00, 0xA8, 0x00);
sPymbed 0:97ba3e2cd071 165 desktop.AddChild(&win2);
sPymbed 0:97ba3e2cd071 166 #endif
sPymbed 0:97ba3e2cd071 167
sPymbed 0:97ba3e2cd071 168 interface.connect();
sPymbed 3:351ee68a721d 169
sPymbed 0:97ba3e2cd071 170 // Show the network address
sPymbed 0:97ba3e2cd071 171 const char *ip = interface.get_ip_address();
sPymbed 3:351ee68a721d 172 printf("IP address is: %s\n\r", ip ? ip : "No IP");
sPymbed 3:351ee68a721d 173 mDNSResponder mdns(interface);
sPymbed 0:97ba3e2cd071 174
sPymbed 0:97ba3e2cd071 175 //interrupts.Activate();
sPymbed 0:97ba3e2cd071 176
sPymbed 0:97ba3e2cd071 177 printf("\n\n\n\n");
sPymbed 0:97ba3e2cd071 178
sPymbed 3:351ee68a721d 179 UDPSocket sockUDP;
sPymbed 3:351ee68a721d 180 sockUDP.open(&interface);
sPymbed 0:97ba3e2cd071 181
sPymbed 3:351ee68a721d 182 mdns.announce(ip);
sPymbed 0:97ba3e2cd071 183
sPymbed 0:97ba3e2cd071 184 //TransmissionControlProtocolSocket* tcpsocket = tcp.Connect(ip2_be, 1234);
sPymbed 0:97ba3e2cd071 185 //tcpsocket->Send((uint8_t*)"Hello TCP!", 10);
sPymbed 0:97ba3e2cd071 186
sPymbed 0:97ba3e2cd071 187 //PrintfUDPHandler udphandler;
sPymbed 0:97ba3e2cd071 188
sPymbed 0:97ba3e2cd071 189 //UserDatagramProtocolSocket* udpsocket = udp.Listen(1234);
sPymbed 0:97ba3e2cd071 190 //udp.Bind(udpsocket, &udphandler);
sPymbed 3:351ee68a721d 191 //task1.start(mDNS);
sPymbed 3:351ee68a721d 192 task1.start(http);
sPymbed 0:97ba3e2cd071 193 while (true){
sPymbed 3:351ee68a721d 194 mdns.MDNS_process();
sPymbed 3:351ee68a721d 195 //sockUDP.sendto(SERVER_IP, PORT, screen, sizeof(screen));
sPymbed 3:351ee68a721d 196 wait(0.03333333);
sPymbed 3:351ee68a721d 197 }
sPymbed 0:97ba3e2cd071 198 }