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@10:38b716b7534f, 2019-11-26 (annotated)
- Committer:
- sPymbed
- Date:
- Tue Nov 26 11:18:09 2019 +0000
- Revision:
- 10:38b716b7534f
- Parent:
- 8:270a2c86866e
added: serial input
Who changed what in which revision?
User | Revision | Line number | New 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 | 4:eed09833d4bf | 7 | #include <user_settings.h> |
sPymbed | 10:38b716b7534f | 8 | #include <string> |
sPymbed | 10:38b716b7534f | 9 | |
sPymbed | 4:eed09833d4bf | 10 | #define MAXDATASIZE (1024*4) |
sPymbed | 0:97ba3e2cd071 | 11 | |
sPymbed | 0:97ba3e2cd071 | 12 | //#define GRAPHICSMODE |
sPymbed | 0:97ba3e2cd071 | 13 | |
sPymbed | 0:97ba3e2cd071 | 14 | const int PORT = 8000; |
sPymbed | 0:97ba3e2cd071 | 15 | static const char* SERVER_IP = "172.26.10.207"; //IP of server board |
sPymbed | 0:97ba3e2cd071 | 16 | char screen[3840]; |
sPymbed | 0:97ba3e2cd071 | 17 | |
sPymbed | 0:97ba3e2cd071 | 18 | DigitalOut red(LED_RED); |
sPymbed | 0:97ba3e2cd071 | 19 | DigitalOut blue(LED_BLUE); |
sPymbed | 0:97ba3e2cd071 | 20 | DigitalOut green(LED_GREEN); |
sPymbed | 3:351ee68a721d | 21 | FlashIAP flash; |
sPymbed | 4:eed09833d4bf | 22 | Serial pc(USBTX, USBRX); |
sPymbed | 3:351ee68a721d | 23 | |
sPymbed | 1:4059ac7ebc65 | 24 | class PrintfTCPHandler |
sPymbed | 0:97ba3e2cd071 | 25 | { |
sPymbed | 1:4059ac7ebc65 | 26 | public: |
sPymbed | 0:97ba3e2cd071 | 27 | bool HandleTransmissionControlProtocolMessage(TCPSocket* socket, char* data, uint16_t size) |
sPymbed | 0:97ba3e2cd071 | 28 | { |
sPymbed | 0:97ba3e2cd071 | 29 | if(size > 9 |
sPymbed | 0:97ba3e2cd071 | 30 | && data[0] == 'G' |
sPymbed | 0:97ba3e2cd071 | 31 | && data[1] == 'E' |
sPymbed | 0:97ba3e2cd071 | 32 | && data[2] == 'T' |
sPymbed | 0:97ba3e2cd071 | 33 | && data[3] == ' ' |
sPymbed | 0:97ba3e2cd071 | 34 | && data[4] == '/' |
sPymbed | 0:97ba3e2cd071 | 35 | && data[5] == ' ' |
sPymbed | 0:97ba3e2cd071 | 36 | && data[6] == 'H' |
sPymbed | 0:97ba3e2cd071 | 37 | && data[7] == 'T' |
sPymbed | 0:97ba3e2cd071 | 38 | && data[8] == 'T' |
sPymbed | 0:97ba3e2cd071 | 39 | && data[9] == 'P' |
sPymbed | 0:97ba3e2cd071 | 40 | ) |
sPymbed | 0:97ba3e2cd071 | 41 | { |
sPymbed | 3:351ee68a721d | 42 | unsigned int address = flash.get_flash_size() - 4096; //Write in last sector |
sPymbed | 4:eed09833d4bf | 43 | char *data = (char*)address; //Read |
sPymbed | 3:351ee68a721d | 44 | 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 | 45 | socket->close(); |
sPymbed | 3:351ee68a721d | 46 | } else { |
sPymbed | 0:97ba3e2cd071 | 47 | socket->close(); |
sPymbed | 0:97ba3e2cd071 | 48 | } |
sPymbed | 0:97ba3e2cd071 | 49 | |
sPymbed | 0:97ba3e2cd071 | 50 | return true; |
sPymbed | 0:97ba3e2cd071 | 51 | } |
sPymbed | 1:4059ac7ebc65 | 52 | }; |
sPymbed | 0:97ba3e2cd071 | 53 | |
sPymbed | 2:453e73d66757 | 54 | void write(unsigned int n, unsigned int addressOfX, char X){ |
sPymbed | 3:351ee68a721d | 55 | unsigned int address = n * 4096; //Write in n sector |
sPymbed | 4:eed09833d4bf | 56 | char *data = (char*)address; //Read |
sPymbed | 3:351ee68a721d | 57 | char b[4096]; |
sPymbed | 2:453e73d66757 | 58 | b[addressOfX] = X; |
sPymbed | 3:351ee68a721d | 59 | memcpy(b, data, 4096 * sizeof(char)); //int is a POD |
sPymbed | 3:351ee68a721d | 60 | flash.erase(address, flash.get_sector_size(address)); |
sPymbed | 3:351ee68a721d | 61 | flash.program(b, address, 4096); |
sPymbed | 3:351ee68a721d | 62 | } |
sPymbed | 3:351ee68a721d | 63 | |
sPymbed | 3:351ee68a721d | 64 | void write(char *data, unsigned int size){ |
sPymbed | 3:351ee68a721d | 65 | unsigned int address = flash.get_flash_size() - 4096; //Write in last sector |
sPymbed | 3:351ee68a721d | 66 | flash.erase(address, flash.get_sector_size(address)); |
sPymbed | 3:351ee68a721d | 67 | flash.program(data, address, size); |
sPymbed | 2:453e73d66757 | 68 | } |
sPymbed | 2:453e73d66757 | 69 | |
sPymbed | 2:453e73d66757 | 70 | char read(unsigned int address){ |
sPymbed | 3:351ee68a721d | 71 | char *data = (char*)address; //Read |
sPymbed | 2:453e73d66757 | 72 | return data[0]; |
sPymbed | 2:453e73d66757 | 73 | } |
sPymbed | 2:453e73d66757 | 74 | |
sPymbed | 3:351ee68a721d | 75 | EthernetInterface interface; |
sPymbed | 3:351ee68a721d | 76 | |
sPymbed | 3:351ee68a721d | 77 | void http() { |
sPymbed | 3:351ee68a721d | 78 | PrintfTCPHandler tcphandler; |
sPymbed | 3:351ee68a721d | 79 | TCPSocket server; |
sPymbed | 3:351ee68a721d | 80 | server.open(&interface); |
sPymbed | 3:351ee68a721d | 81 | server.bind(80); |
sPymbed | 3:351ee68a721d | 82 | server.listen(1); |
sPymbed | 3:351ee68a721d | 83 | TCPSocket *client; |
sPymbed | 3:351ee68a721d | 84 | int bufferSize = 512; |
sPymbed | 3:351ee68a721d | 85 | char buffer[bufferSize]; |
sPymbed | 3:351ee68a721d | 86 | |
sPymbed | 3:351ee68a721d | 87 | while (true) { |
sPymbed | 3:351ee68a721d | 88 | client = server.accept(); |
sPymbed | 3:351ee68a721d | 89 | int len = client->recv(&buffer, bufferSize); |
sPymbed | 3:351ee68a721d | 90 | |
sPymbed | 3:351ee68a721d | 91 | #ifdef DEBUG |
sPymbed | 3:351ee68a721d | 92 | printf("%d: ", len); |
sPymbed | 3:351ee68a721d | 93 | for (int i = 0; i < len; i++) |
sPymbed | 3:351ee68a721d | 94 | printf("%d ", buffer[i]); |
sPymbed | 3:351ee68a721d | 95 | printf("\r\n"); |
sPymbed | 3:351ee68a721d | 96 | #endif |
sPymbed | 3:351ee68a721d | 97 | |
sPymbed | 3:351ee68a721d | 98 | tcphandler.HandleTransmissionControlProtocolMessage(client, (char*)buffer, len); |
sPymbed | 3:351ee68a721d | 99 | wait(0.03333333); |
sPymbed | 3:351ee68a721d | 100 | } |
sPymbed | 3:351ee68a721d | 101 | } |
sPymbed | 3:351ee68a721d | 102 | |
sPymbed | 6:c400a6461dd6 | 103 | void mDNS() { |
sPymbed | 3:351ee68a721d | 104 | mDNSResponder mdns(interface); |
sPymbed | 3:351ee68a721d | 105 | mdns.announce(interface.get_ip_address()); |
sPymbed | 3:351ee68a721d | 106 | while (true) { |
sPymbed | 3:351ee68a721d | 107 | mdns.MDNS_process(); |
sPymbed | 3:351ee68a721d | 108 | wait(0.03333333); |
sPymbed | 3:351ee68a721d | 109 | } |
sPymbed | 6:c400a6461dd6 | 110 | } |
sPymbed | 3:351ee68a721d | 111 | |
sPymbed | 6:c400a6461dd6 | 112 | volatile char c = '\0'; // Initialized to the NULL character |
sPymbed | 4:eed09833d4bf | 113 | |
sPymbed | 4:eed09833d4bf | 114 | void onCharReceived() |
sPymbed | 4:eed09833d4bf | 115 | { |
sPymbed | 10:38b716b7534f | 116 | //c = pc.getc(); |
sPymbed | 10:38b716b7534f | 117 | pc.putc(c); |
sPymbed | 4:eed09833d4bf | 118 | } |
sPymbed | 4:eed09833d4bf | 119 | |
sPymbed | 0:97ba3e2cd071 | 120 | int main() { |
sPymbed | 6:c400a6461dd6 | 121 | //pc.attach(&onCharReceived); |
sPymbed | 10:38b716b7534f | 122 | pc.baud(115200); |
sPymbed | 0:97ba3e2cd071 | 123 | red = 1; |
sPymbed | 0:97ba3e2cd071 | 124 | blue = 0; |
sPymbed | 0:97ba3e2cd071 | 125 | green = 1; |
sPymbed | 0:97ba3e2cd071 | 126 | |
sPymbed | 3:351ee68a721d | 127 | UnitTest unitest; |
sPymbed | 3:351ee68a721d | 128 | |
sPymbed | 3:351ee68a721d | 129 | unitest.assertOn(red, 1); |
sPymbed | 3:351ee68a721d | 130 | |
sPymbed | 10:38b716b7534f | 131 | pc.printf("Hello World! --- http://www.AlgorithMan.de\n\r"); |
sPymbed | 3:351ee68a721d | 132 | |
sPymbed | 3:351ee68a721d | 133 | //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 | 134 | |
sPymbed | 3:351ee68a721d | 135 | Thread task1; |
sPymbed | 3:351ee68a721d | 136 | Thread task2; |
sPymbed | 0:97ba3e2cd071 | 137 | |
sPymbed | 0:97ba3e2cd071 | 138 | //InterruptManager interrupts(0x20, &gdt, &taskManager); |
sPymbed | 0:97ba3e2cd071 | 139 | |
sPymbed | 10:38b716b7534f | 140 | pc.printf("Initializing Hardware, Stage 1\n\r"); |
sPymbed | 0:97ba3e2cd071 | 141 | |
sPymbed | 0:97ba3e2cd071 | 142 | #ifdef GRAPHICSMODE |
sPymbed | 0:97ba3e2cd071 | 143 | Desktop desktop(320, 200, 0x00, 0x00, 0xA8); |
sPymbed | 0:97ba3e2cd071 | 144 | #endif |
sPymbed | 0:97ba3e2cd071 | 145 | |
sPymbed | 0:97ba3e2cd071 | 146 | |
sPymbed | 0:97ba3e2cd071 | 147 | #ifdef GRAPHICSMODE |
sPymbed | 0:97ba3e2cd071 | 148 | //KeyboardDriver keyboard(&interrupts, &desktop); |
sPymbed | 0:97ba3e2cd071 | 149 | #else |
sPymbed | 0:97ba3e2cd071 | 150 | //PrintfKeyboardEventHandler kbhandler; |
sPymbed | 0:97ba3e2cd071 | 151 | //KeyboardDriver keyboard(&interrupts, &kbhandler); |
sPymbed | 0:97ba3e2cd071 | 152 | #endif |
sPymbed | 0:97ba3e2cd071 | 153 | |
sPymbed | 0:97ba3e2cd071 | 154 | |
sPymbed | 0:97ba3e2cd071 | 155 | #ifdef GRAPHICSMODE |
sPymbed | 0:97ba3e2cd071 | 156 | //MouseDriver mouse(&interrupts, &desktop); |
sPymbed | 0:97ba3e2cd071 | 157 | #else |
sPymbed | 0:97ba3e2cd071 | 158 | //MouseToConsole mousehandler; |
sPymbed | 0:97ba3e2cd071 | 159 | //MouseDriver mouse(&interrupts, &mousehandler); |
sPymbed | 0:97ba3e2cd071 | 160 | #endif |
sPymbed | 0:97ba3e2cd071 | 161 | |
sPymbed | 0:97ba3e2cd071 | 162 | #ifdef GRAPHICSMODE |
sPymbed | 0:97ba3e2cd071 | 163 | VideoGraphicsArray vga; |
sPymbed | 0:97ba3e2cd071 | 164 | #endif |
sPymbed | 0:97ba3e2cd071 | 165 | |
sPymbed | 10:38b716b7534f | 166 | pc.printf("Initializing Hardware, Stage 2\n\r"); |
sPymbed | 0:97ba3e2cd071 | 167 | |
sPymbed | 0:97ba3e2cd071 | 168 | #ifdef GRAPHICSMODE |
sPymbed | 0:97ba3e2cd071 | 169 | vga.SetMode(320, 200, 8); |
sPymbed | 0:97ba3e2cd071 | 170 | Window win1(&desktop, 10, 10, 20, 20, 0xA8, 0x00, 0x00); |
sPymbed | 0:97ba3e2cd071 | 171 | desktop.AddChild(&win1); |
sPymbed | 0:97ba3e2cd071 | 172 | Window win2(&desktop, 40, 15, 30, 30, 0x00, 0xA8, 0x00); |
sPymbed | 0:97ba3e2cd071 | 173 | desktop.AddChild(&win2); |
sPymbed | 0:97ba3e2cd071 | 174 | #endif |
sPymbed | 0:97ba3e2cd071 | 175 | |
sPymbed | 0:97ba3e2cd071 | 176 | interface.connect(); |
sPymbed | 3:351ee68a721d | 177 | |
sPymbed | 0:97ba3e2cd071 | 178 | // Show the network address |
sPymbed | 0:97ba3e2cd071 | 179 | const char *ip = interface.get_ip_address(); |
sPymbed | 10:38b716b7534f | 180 | pc.printf("IP address is: %s\n\r", ip ? ip : "No IP"); |
sPymbed | 0:97ba3e2cd071 | 181 | |
sPymbed | 0:97ba3e2cd071 | 182 | //interrupts.Activate(); |
sPymbed | 0:97ba3e2cd071 | 183 | |
sPymbed | 8:270a2c86866e | 184 | //UDPSocket sockUDP; |
sPymbed | 8:270a2c86866e | 185 | //sockUDP.open(&interface); |
sPymbed | 0:97ba3e2cd071 | 186 | |
sPymbed | 0:97ba3e2cd071 | 187 | //TransmissionControlProtocolSocket* tcpsocket = tcp.Connect(ip2_be, 1234); |
sPymbed | 0:97ba3e2cd071 | 188 | //tcpsocket->Send((uint8_t*)"Hello TCP!", 10); |
sPymbed | 0:97ba3e2cd071 | 189 | |
sPymbed | 0:97ba3e2cd071 | 190 | //PrintfUDPHandler udphandler; |
sPymbed | 0:97ba3e2cd071 | 191 | |
sPymbed | 0:97ba3e2cd071 | 192 | //UserDatagramProtocolSocket* udpsocket = udp.Listen(1234); |
sPymbed | 0:97ba3e2cd071 | 193 | //udp.Bind(udpsocket, &udphandler); |
sPymbed | 6:c400a6461dd6 | 194 | task1.start(mDNS); |
sPymbed | 6:c400a6461dd6 | 195 | task2.start(http); |
sPymbed | 10:38b716b7534f | 196 | string input; |
sPymbed | 0:97ba3e2cd071 | 197 | while (true){ |
sPymbed | 3:351ee68a721d | 198 | //sockUDP.sendto(SERVER_IP, PORT, screen, sizeof(screen)); |
sPymbed | 10:38b716b7534f | 199 | char c = pc.getc(); |
sPymbed | 10:38b716b7534f | 200 | if (c == ';'){ |
sPymbed | 10:38b716b7534f | 201 | pc.printf("%s\n\r", input.c_str()); |
sPymbed | 10:38b716b7534f | 202 | input.clear(); |
sPymbed | 10:38b716b7534f | 203 | } else { |
sPymbed | 10:38b716b7534f | 204 | input += c; |
sPymbed | 10:38b716b7534f | 205 | } |
sPymbed | 3:351ee68a721d | 206 | wait(0.03333333); |
sPymbed | 3:351ee68a721d | 207 | } |
sPymbed | 0:97ba3e2cd071 | 208 | } |