Diff: ntpclient.cpp

Revision:

40:84182fc63956

Parent:

39:108499af2b53

--- a/ntpclient.cpp	Wed Jun 06 03:34:16 2012 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,34 +0,0 @@
-#include "EthernetNetIf.h"
-#include "SimpleSocket.h"
-
-void ntpclient() {
-    EthernetNetIf eth;
-    eth.setup();
-    
-    char *NTP_SERVER = "pool.ntp.org";
-    printf("ntp server = %s\n", NTP_SERVER);
-
-    while (true) {
-        DatagramSocket datagram;
-        char buf[48] = {0x23}; // 00100011 LI(0), Version(4), Mode(3: Client)
-        datagram.write(buf, sizeof(buf));
-        datagram.send(NTP_SERVER, 123);
-        
-        if (datagram.receive() > 0) {
-            if (datagram.read(buf, sizeof(buf)) > 0) {
-                unsigned long seconds = 0;
-                for (int i = 40; i <= 43; i++)
-                    seconds = (seconds << 8) | buf[i];
-                set_time(time_t(seconds - 2208988800ULL));
-                char timestamp[16];
-                time_t jstime = time(NULL) + 9 * 3600;
-                strftime(timestamp, sizeof(timestamp), "%m/%d %X", localtime(&jstime));
-                printf("Time: %s\n", timestamp);
-                break;
-            }
-        } else {
-            printf("no answer\n");
-            wait(1.0);
-        }
-    }
-}
\ No newline at end of file