Mohamad Nazrin Napiah / Mbed 2 deprecated TCPEchoServer

mbed TCP socket with pyhton server

Dependencies:   EthernetInterface mbed-rtos mbed

Fork of TCPEchoServer by mbed official

main.cpp@9:84f6832f3643, 2018-02-20 (annotated)

Committer:
MohamadNazrin
Date:
Tue Feb 20 04:53:00 2018 +0000
Revision:
9:84f6832f3643
Parent:
8:23b1fba109b0 
TCP echo Server

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 0:38cbb854d85f 1 #include "mbed.h"
emilmont 1:5cebe0e38cd2 2 #include "EthernetInterface.h"
mbed_official 8:23b1fba109b0 3
emilmont 3:36fd3cfad85a 4 #define ECHO_SERVER_PORT 7
MohamadNazrin 9:84f6832f3643 5 static const char* mbedIp = "192.168.137.2"; //IP
MohamadNazrin 9:84f6832f3643 6 static const char* mbedMask = "255.255.255.0"; // Mask
MohamadNazrin 9:84f6832f3643 7 static const char* mbedGateway = "192.168.137.1"; //Gateway
emilmont 1:5cebe0e38cd2 8 int main (void) {
emilmont 1:5cebe0e38cd2 9 EthernetInterface eth;
MohamadNazrin 9:84f6832f3643 10 eth.init(mbedIp,mbedMask,mbedGateway);
emilmont 1:5cebe0e38cd2 11 eth.connect();
mbedAustin 7:a5ead1402704 12 printf("\nServer IP Address is %s\n", eth.getIPAddress());
emilmont 1:5cebe0e38cd2 13
emilmont 1:5cebe0e38cd2 14 TCPSocketServer server;
emilmont 3:36fd3cfad85a 15 server.bind(ECHO_SERVER_PORT);
emilmont 3:36fd3cfad85a 16 server.listen();
emilmont 1:5cebe0e38cd2 17
emilmont 1:5cebe0e38cd2 18 while (true) {
emilmont 1:5cebe0e38cd2 19 printf("\nWait for new connection...\n");
emilmont 1:5cebe0e38cd2 20 TCPSocketConnection client;
emilmont 1:5cebe0e38cd2 21 server.accept(client);
emilmont 3:36fd3cfad85a 22 client.set_blocking(false, 1500); // Timeout after (1.5)s
emilmont 1:5cebe0e38cd2 23
emilmont 1:5cebe0e38cd2 24 printf("Connection from: %s\n", client.get_address());
emilmont 1:5cebe0e38cd2 25 char buffer[256];
emilmont 1:5cebe0e38cd2 26 while (true) {
emilmont 3:36fd3cfad85a 27 int n = client.receive(buffer, sizeof(buffer));
emilmont 1:5cebe0e38cd2 28 if (n <= 0) break;
emilmont 1:5cebe0e38cd2 29
mbedAustin 7:a5ead1402704 30 // print received message to terminal
mbedAustin 7:a5ead1402704 31 buffer[n] = '\0';
mbedAustin 7:a5ead1402704 32 printf("Received message from Client :'%s'\n",buffer);
mbedAustin 7:a5ead1402704 33
mbedAustin 7:a5ead1402704 34 // reverse the message
mbedAustin 7:a5ead1402704 35 char temp;
mbedAustin 7:a5ead1402704 36 for(int f = 0, l = n-1; f<l; f++,l--){
mbedAustin 7:a5ead1402704 37 temp = buffer[f];
mbedAustin 7:a5ead1402704 38 buffer[f] = buffer[l];
mbedAustin 7:a5ead1402704 39 buffer[l] = temp;
mbedAustin 7:a5ead1402704 40 }
mbedAustin 7:a5ead1402704 41
mbedAustin 7:a5ead1402704 42 // print reversed message to terminal
mbedAustin 7:a5ead1402704 43 printf("Sending message to Client: '%s'\n",buffer);
mbedAustin 7:a5ead1402704 44
mbedAustin 7:a5ead1402704 45 // Echo received message back to client
emilmont 2:ec5ae99791da 46 client.send_all(buffer, n);
emilmont 1:5cebe0e38cd2 47 if (n <= 0) break;
emilmont 1:5cebe0e38cd2 48 }
emilmont 3:36fd3cfad85a 49
emilmont 1:5cebe0e38cd2 50 client.close();
emilmont 1:5cebe0e38cd2 51 }
emilmont 1:5cebe0e38cd2 52 }
mbed_official 8:23b1fba109b0 53