Sille Van Landschoot / Mbed 2 deprecated YesWeCanCoap-example

Example project for the yeswecancoap library

Dependencies:   LM75B RGB-fun mbed yeswecancoap

Fork of UDPSocket_HelloWorld by mbed official

main.cpp

Committer:
donatien
Date:
2012-06-26
Revision:
0:d85529a216ea
Child:
1:8e1d4987eb90

File content as of revision 0:d85529a216ea:

#include "mbed.h"
#include "EthernetInterface.h"

int main() 
{
    EthernetInterface eth;
    eth.init(); //Use DHCP

    eth.connect();
    
    UDPSocket sock;
    sock.bind(0); //Use a random port
    
    const char daytime_cmd[] = "plop"; //Does not matter
    sock.sendTo((std::uint8_t*)daytime_cmd, sizeof(daytime_cmd) - 1, "utcnist.colorado.edu", 37, 3000);
    
    char* inHost;
    int inPort;
    char in_buf[4];   
    int ret = sock.receiveFrom((std::uint8_t*)in_buf, 4, &inHost, &inPort, 3000);
      
    std::uint32_t timeRes = ntohl( *((std::uint32_t*)in_buf));
      
    printf("Received %d bytes from server %s on port %d: %u seconds since 1/01/1900 00:00 GMT\n", ret, inHost, inPort, timeRes);
      
    sock.close();  
    
    eth.disconnect();  

    while(1) {
    }
}