main.cpp

00001 #include "mbed.h"
00002 #include "GSwifiInterface.h"
00003 
00004 #define SEC  GSwifi::SEC_WPA_PSK
00005 #define SSID "SSID"
00006 #define PASS "PASSPHRASE"
00007 
00008 #define ECHO_SERVER_ADDRESS "192.168.1.101"
00009 #define ECHO_SERVER_PORT   10000
00010 
00011 int main () {
00012     GSwifiInterface gs(p13, p14, p12, P0_22, p20, NC);
00013     printf("UDP Echo Client...\n");
00014     gs.init(); //Use DHCP
00015     if (gs.connect(SEC, SSID, PASS)) return -1; // join the network
00016     printf("IP Address is %s\n", gs.getIPAddress());
00017     
00018     UDPSocket sock;
00019     sock.init();
00020     
00021     Endpoint echo_server;
00022     echo_server.set_address(ECHO_SERVER_ADDRESS, ECHO_SERVER_PORT);
00023     
00024     char out_buffer[] = "Hello World\n";
00025     sock.sendTo(echo_server, out_buffer, sizeof(out_buffer));
00026     
00027     char in_buffer[256];
00028     int n = sock.receiveFrom(echo_server, in_buffer, sizeof(in_buffer));
00029     
00030     in_buffer[n] = '\0';
00031     printf("%s\n", in_buffer);
00032     
00033     sock.close();
00034     
00035     gs.disconnect();
00036     while(1) {}
00037 }