Henry Herman / Mbed 2 deprecated TCP_server_prank

Acts a USB HID keyboard, and socket server. Forwards characters from TCP ip socket to keyboard

Dependencies:   mbed EthernetNetIf

main.cpp@0:beb124b81ef5, 2011-08-02 (annotated)

Committer:
henryeherman
Date:
Tue Aug 02 02:58:40 2011 +0000
Revision:
0:beb124b81ef5
Just barley work

Who changed what in which revision?

UserRevisionLine numberNew contents of line
henryeherman 0:beb124b81ef5 1
henryeherman 0:beb124b81ef5 2 // TCP Echo server
henryeherman 0:beb124b81ef5 3 // 2010/9/7
henryeherman 0:beb124b81ef5 4
henryeherman 0:beb124b81ef5 5
henryeherman 0:beb124b81ef5 6 /*
henryeherman 0:beb124b81ef5 7
henryeherman 0:beb124b81ef5 8 (Execute Sample)
henryeherman 0:beb124b81ef5 9 PC side:
henryeherman 0:beb124b81ef5 10 telnet 192.168.0.25 12345
henryeherman 0:beb124b81ef5 11 Trying 192.168.0.25...
henryeherman 0:beb124b81ef5 12 Connected to 192.168.0.25.
henryeherman 0:beb124b81ef5 13 Escape character is '^]'.
henryeherman 0:beb124b81ef5 14
henryeherman 0:beb124b81ef5 15 mbed side:
henryeherman 0:beb124b81ef5 16 Setup OK
henryeherman 0:beb124b81ef5 17 mbed IP Address is 192.168.0.25
henryeherman 0:beb124b81ef5 18 Binding..
henryeherman 0:beb124b81ef5 19 Listening...
henryeherman 0:beb124b81ef5 20 Listening: TCP Socket Accepted
henryeherman 0:beb124b81ef5 21 Listening: Incoming TCP connection from 192.168.0.7
henryeherman 0:beb124b81ef5 22 TCP Socket Readable
henryeherman 0:beb124b81ef5 23 Received&Wrote:test text
henryeherman 0:beb124b81ef5 24
henryeherman 0:beb124b81ef5 25 TCP Socket Writable
henryeherman 0:beb124b81ef5 26
henryeherman 0:beb124b81ef5 27
henryeherman 0:beb124b81ef5 28 */
henryeherman 0:beb124b81ef5 29
henryeherman 0:beb124b81ef5 30 #include "mbed.h"
henryeherman 0:beb124b81ef5 31 #include "EthernetNetIf.h"
henryeherman 0:beb124b81ef5 32 #include "TCPSocket.h"
henryeherman 0:beb124b81ef5 33 #include "USBMouse.h"
henryeherman 0:beb124b81ef5 34 #include "USBKeyboard.h"
henryeherman 0:beb124b81ef5 35
henryeherman 0:beb124b81ef5 36
henryeherman 0:beb124b81ef5 37 DigitalOut hipwr(p21);
henryeherman 0:beb124b81ef5 38 USBMouse mouse;
henryeherman 0:beb124b81ef5 39 USBKeyboard keyboard;
henryeherman 0:beb124b81ef5 40 DigitalOut led4(LED4, "led4");
henryeherman 0:beb124b81ef5 41
henryeherman 0:beb124b81ef5 42 EthernetNetIf eth;
henryeherman 0:beb124b81ef5 43 /*EthernetNetIf eth(
henryeherman 0:beb124b81ef5 44 IpAddr(192,168,0,25), //IP Address
henryeherman 0:beb124b81ef5 45 IpAddr(255,255,255,0), //Network Mask
henryeherman 0:beb124b81ef5 46 IpAddr(192,168,0,1), //Gateway
henryeherman 0:beb124b81ef5 47 IpAddr(192,168,0,1) //DNS
henryeherman 0:beb124b81ef5 48 );
henryeherman 0:beb124b81ef5 49 */
henryeherman 0:beb124b81ef5 50 #define TCP_LISTENING_PORT 12345
henryeherman 0:beb124b81ef5 51
henryeherman 0:beb124b81ef5 52 TCPSocket ListeningSock;
henryeherman 0:beb124b81ef5 53 TCPSocket* pConnectedSock; // for ConnectedSock
henryeherman 0:beb124b81ef5 54 Host client;
henryeherman 0:beb124b81ef5 55 TCPSocketErr err;
henryeherman 0:beb124b81ef5 56
henryeherman 0:beb124b81ef5 57 void onConnectedTCPSocketEvent(TCPSocketEvent e)
henryeherman 0:beb124b81ef5 58 {
henryeherman 0:beb124b81ef5 59 switch(e)
henryeherman 0:beb124b81ef5 60 {
henryeherman 0:beb124b81ef5 61 case TCPSOCKET_CONNECTED:
henryeherman 0:beb124b81ef5 62 printf("TCP Socket Connected\r\n");
henryeherman 0:beb124b81ef5 63 break;
henryeherman 0:beb124b81ef5 64 case TCPSOCKET_WRITEABLE:
henryeherman 0:beb124b81ef5 65 //Can now write some data...
henryeherman 0:beb124b81ef5 66 printf("TCP Socket Writable\r\n");
henryeherman 0:beb124b81ef5 67 break;
henryeherman 0:beb124b81ef5 68 case TCPSOCKET_READABLE:
henryeherman 0:beb124b81ef5 69 //Can now read dome data...
henryeherman 0:beb124b81ef5 70 printf("TCP Socket Readable\r\n");
henryeherman 0:beb124b81ef5 71 // Read in any available data into the buffer
henryeherman 0:beb124b81ef5 72 char buff[128];
henryeherman 0:beb124b81ef5 73 while ( int len = pConnectedSock->recv(buff, 128) ) {
henryeherman 0:beb124b81ef5 74 // And send straight back out again
henryeherman 0:beb124b81ef5 75 pConnectedSock->send(buff, len);
henryeherman 0:beb124b81ef5 76 buff[len]=0; // make terminater
henryeherman 0:beb124b81ef5 77 printf("Received&Wrote:%s\r\n",buff);
henryeherman 0:beb124b81ef5 78 keyboard.sendKeys(buff);
henryeherman 0:beb124b81ef5 79 }
henryeherman 0:beb124b81ef5 80 break;
henryeherman 0:beb124b81ef5 81 case TCPSOCKET_CONTIMEOUT:
henryeherman 0:beb124b81ef5 82 printf("TCP Socket Timeout\r\n");
henryeherman 0:beb124b81ef5 83 break;
henryeherman 0:beb124b81ef5 84 case TCPSOCKET_CONRST:
henryeherman 0:beb124b81ef5 85 printf("TCP Socket CONRST\r\n");
henryeherman 0:beb124b81ef5 86 break;
henryeherman 0:beb124b81ef5 87 case TCPSOCKET_CONABRT:
henryeherman 0:beb124b81ef5 88 printf("TCP Socket CONABRT\r\n");
henryeherman 0:beb124b81ef5 89 break;
henryeherman 0:beb124b81ef5 90 case TCPSOCKET_ERROR:
henryeherman 0:beb124b81ef5 91 printf("TCP Socket Error\r\n");
henryeherman 0:beb124b81ef5 92 break;
henryeherman 0:beb124b81ef5 93 case TCPSOCKET_DISCONNECTED:
henryeherman 0:beb124b81ef5 94 //Close socket...
henryeherman 0:beb124b81ef5 95 printf("TCP Socket Disconnected\r\n");
henryeherman 0:beb124b81ef5 96 pConnectedSock->close();
henryeherman 0:beb124b81ef5 97 break;
henryeherman 0:beb124b81ef5 98 default:
henryeherman 0:beb124b81ef5 99 printf("DEFAULT\r\n");
henryeherman 0:beb124b81ef5 100 }
henryeherman 0:beb124b81ef5 101 }
henryeherman 0:beb124b81ef5 102
henryeherman 0:beb124b81ef5 103
henryeherman 0:beb124b81ef5 104 void onListeningTCPSocketEvent(TCPSocketEvent e)
henryeherman 0:beb124b81ef5 105 {
henryeherman 0:beb124b81ef5 106 switch(e)
henryeherman 0:beb124b81ef5 107 {
henryeherman 0:beb124b81ef5 108 case TCPSOCKET_ACCEPT:
henryeherman 0:beb124b81ef5 109 printf("Listening: TCP Socket Accepted\r\n");
henryeherman 0:beb124b81ef5 110 // Accepts connection from client and gets connected socket.
henryeherman 0:beb124b81ef5 111 err=ListeningSock.accept(&client, &pConnectedSock);
henryeherman 0:beb124b81ef5 112 if (err) {
henryeherman 0:beb124b81ef5 113 printf("onListeningTcpSocketEvent : Could not accept connection.\r\n");
henryeherman 0:beb124b81ef5 114 return; //Error in accept, discard connection
henryeherman 0:beb124b81ef5 115 }
henryeherman 0:beb124b81ef5 116 // Setup the new socket events
henryeherman 0:beb124b81ef5 117 pConnectedSock->setOnEvent(&onConnectedTCPSocketEvent);
henryeherman 0:beb124b81ef5 118 // We can find out from where the connection is coming by looking at the
henryeherman 0:beb124b81ef5 119 // Host parameter of the accept() method
henryeherman 0:beb124b81ef5 120 IpAddr clientIp = client.getIp();
henryeherman 0:beb124b81ef5 121 printf("Listening: Incoming TCP connection from %d.%d.%d.%d\r\n",
henryeherman 0:beb124b81ef5 122 clientIp[0], clientIp[1], clientIp[2], clientIp[3]);
henryeherman 0:beb124b81ef5 123 break;
henryeherman 0:beb124b81ef5 124 // the following cases will not happen
henryeherman 0:beb124b81ef5 125 case TCPSOCKET_CONNECTED:
henryeherman 0:beb124b81ef5 126 printf("Listening: TCP Socket Connected\r\n");
henryeherman 0:beb124b81ef5 127 break;
henryeherman 0:beb124b81ef5 128 case TCPSOCKET_WRITEABLE:
henryeherman 0:beb124b81ef5 129 printf("Listening: TCP Socket Writable\r\n");
henryeherman 0:beb124b81ef5 130 break;
henryeherman 0:beb124b81ef5 131 case TCPSOCKET_READABLE:
henryeherman 0:beb124b81ef5 132 printf("Listening: TCP Socket Readable\r\n");
henryeherman 0:beb124b81ef5 133 break;
henryeherman 0:beb124b81ef5 134 case TCPSOCKET_CONTIMEOUT:
henryeherman 0:beb124b81ef5 135 printf("Listening: TCP Socket Timeout\r\n");
henryeherman 0:beb124b81ef5 136 break;
henryeherman 0:beb124b81ef5 137 case TCPSOCKET_CONRST:
henryeherman 0:beb124b81ef5 138 printf("Listening: TCP Socket CONRST\r\n");
henryeherman 0:beb124b81ef5 139 break;
henryeherman 0:beb124b81ef5 140 case TCPSOCKET_CONABRT:
henryeherman 0:beb124b81ef5 141 printf("Listening: TCP Socket CONABRT\r\n");
henryeherman 0:beb124b81ef5 142 break;
henryeherman 0:beb124b81ef5 143 case TCPSOCKET_ERROR:
henryeherman 0:beb124b81ef5 144 printf("Listening: TCP Socket Error\r\n");
henryeherman 0:beb124b81ef5 145 break;
henryeherman 0:beb124b81ef5 146 case TCPSOCKET_DISCONNECTED:
henryeherman 0:beb124b81ef5 147 //Close socket...
henryeherman 0:beb124b81ef5 148 printf("Listening: TCP Socket Disconnected\r\n");
henryeherman 0:beb124b81ef5 149 ListeningSock.close();
henryeherman 0:beb124b81ef5 150 break;
henryeherman 0:beb124b81ef5 151 default:
henryeherman 0:beb124b81ef5 152 printf("DEFAULT\r\n");
henryeherman 0:beb124b81ef5 153 };
henryeherman 0:beb124b81ef5 154 }
henryeherman 0:beb124b81ef5 155
henryeherman 0:beb124b81ef5 156
henryeherman 0:beb124b81ef5 157 int main() {
henryeherman 0:beb124b81ef5 158 printf("\r\n");
henryeherman 0:beb124b81ef5 159 printf("Setting up...\r\n");
henryeherman 0:beb124b81ef5 160 EthernetErr ethErr = eth.setup();
henryeherman 0:beb124b81ef5 161 if(ethErr)
henryeherman 0:beb124b81ef5 162 {
henryeherman 0:beb124b81ef5 163 printf("Error %d in setup.\r\n", ethErr);
henryeherman 0:beb124b81ef5 164 return -1;
henryeherman 0:beb124b81ef5 165 }
henryeherman 0:beb124b81ef5 166 printf("Setup OK\r\n");
henryeherman 0:beb124b81ef5 167
henryeherman 0:beb124b81ef5 168 IpAddr ip = eth.getIp();
henryeherman 0:beb124b81ef5 169 printf("mbed IP Address is %d.%d.%d.%d\r\n", ip[0], ip[1], ip[2], ip[3]);
henryeherman 0:beb124b81ef5 170
henryeherman 0:beb124b81ef5 171
henryeherman 0:beb124b81ef5 172 // Set the callbacks for Listening
henryeherman 0:beb124b81ef5 173 ListeningSock.setOnEvent(&onListeningTCPSocketEvent);
henryeherman 0:beb124b81ef5 174
henryeherman 0:beb124b81ef5 175 // bind and listen on TCP
henryeherman 0:beb124b81ef5 176 err=ListeningSock.bind(Host(IpAddr(), TCP_LISTENING_PORT));
henryeherman 0:beb124b81ef5 177 printf("Binding..\r\n");
henryeherman 0:beb124b81ef5 178 if(err)
henryeherman 0:beb124b81ef5 179 {
henryeherman 0:beb124b81ef5 180 //Deal with that error...
henryeherman 0:beb124b81ef5 181 printf("Binding Error\n");
henryeherman 0:beb124b81ef5 182 }
henryeherman 0:beb124b81ef5 183 err=ListeningSock.listen(); // Starts listening
henryeherman 0:beb124b81ef5 184 printf("Listening...\r\n");
henryeherman 0:beb124b81ef5 185 if(err)
henryeherman 0:beb124b81ef5 186 {
henryeherman 0:beb124b81ef5 187 printf("Listening Error\r\n");
henryeherman 0:beb124b81ef5 188 }
henryeherman 0:beb124b81ef5 189
henryeherman 0:beb124b81ef5 190 Timer tmr;
henryeherman 0:beb124b81ef5 191 tmr.start();
henryeherman 0:beb124b81ef5 192
henryeherman 0:beb124b81ef5 193 while(true)
henryeherman 0:beb124b81ef5 194 {
henryeherman 0:beb124b81ef5 195 Net::poll();
henryeherman 0:beb124b81ef5 196 if(tmr.read() > 0.2) // sec
henryeherman 0:beb124b81ef5 197 {
henryeherman 0:beb124b81ef5 198 led4=!led4; //Show that we are alive
henryeherman 0:beb124b81ef5 199 tmr.reset();
henryeherman 0:beb124b81ef5 200 }
henryeherman 0:beb124b81ef5 201 }
henryeherman 0:beb124b81ef5 202 }