mbed official / Mbed 2 deprecated TCPEchoClient

TCP Echo Client example

Dependencies:   EthernetInterface mbed-rtos mbed

main.cpp@3:3fbf0efec25a, 2012-08-01 (annotated)

Committer:
emilmont
Date:
Wed Aug 01 13:03:13 2012 +0000
Revision:
3:3fbf0efec25a
Parent:
2:563aa530f0dd
Child:
6:dd8d1cf1cb9c
Child:
9:a640b18e5931
Update socket library

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 0:e8f884c94549 1 #include "mbed.h"
emilmont 1:a51d8ed156e6 2 #include "EthernetInterface.h"
emilmont 1:a51d8ed156e6 3
emilmont 3:3fbf0efec25a 4 const char* ECHO_SERVER_ADDRESS = "192.168.0.51";
emilmont 3:3fbf0efec25a 5 const int ECHO_SERVER_PORT = 7;
emilmont 1:a51d8ed156e6 6
emilmont 1:a51d8ed156e6 7 int main() {
emilmont 1:a51d8ed156e6 8 EthernetInterface eth;
emilmont 1:a51d8ed156e6 9 eth.init(); //Use DHCP
emilmont 1:a51d8ed156e6 10 eth.connect();
emilmont 1:a51d8ed156e6 11 printf("IP Address is %s\n", eth.getIPAddress());
emilmont 1:a51d8ed156e6 12
emilmont 3:3fbf0efec25a 13 TCPSocketConnection socket;
emilmont 3:3fbf0efec25a 14 while (socket.connect(ECHO_SERVER_ADDRESS, ECHO_SERVER_PORT) < 0) {
emilmont 3:3fbf0efec25a 15 printf("Unable to connect to (%s) on port (%d)\n", ECHO_SERVER_ADDRESS, ECHO_SERVER_PORT);
emilmont 1:a51d8ed156e6 16 wait(1);
emilmont 1:a51d8ed156e6 17 }
emilmont 1:a51d8ed156e6 18
emilmont 1:a51d8ed156e6 19 char hello[] = "Hello World\n";
emilmont 3:3fbf0efec25a 20 socket.send_all(hello, sizeof(hello) - 1);
emilmont 1:a51d8ed156e6 21
emilmont 1:a51d8ed156e6 22 char buf[256];
emilmont 3:3fbf0efec25a 23 int n = socket.receive(buf, 256);
emilmont 2:563aa530f0dd 24 buf[n] = '\0';
emilmont 1:a51d8ed156e6 25 printf("%s", buf);
emilmont 1:a51d8ed156e6 26
emilmont 3:3fbf0efec25a 27 socket.close();
emilmont 1:a51d8ed156e6 28 eth.disconnect();
emilmont 1:a51d8ed156e6 29
emilmont 1:a51d8ed156e6 30 while(true) {}
emilmont 1:a51d8ed156e6 31 }