time

cube/User/Inc/wizHelper.h

@@ -7,9 +7,18 @@
 
 #define NTP_SERVER "0.de.pool.ntp.org"
 
+typedef struct {
+    uint64_t seconds;
+    uint32_t missedUpdates;
+    bool valid;
+} t_seconds;
+
 int wizInit();
 bool isNetworkAvailable();
 uint8_t* wizGetIPAddress();
 bool wizDnsQuery(char *name, uint8_t *ip);
 
+t_seconds* wizGetSeconds();
+
+
 #endif // _WIZHELPER_H_

cube/User/Src/main2.c

@@ -29,7 +29,8 @@ void my_errorHandler() {
 }
 
 void second_tick(void *handle) {
-    coloredMsg(LOG_GREEN, "Tick");
+    t_seconds *seconds = wizGetSeconds();
+    coloredMsg(LOG_GREEN, "Tick %d %ld %lld", seconds->valid, seconds->missedUpdates, seconds->seconds);
 }
 
 

cube/User/Src/wizHelper.c

@@ -28,7 +28,7 @@ static uint8_t dnsBuffer[DNS_BUFFER_SIZE];
 
 
 static uint8_t sntpBuffer[MAX_SNTP_BUF_SIZE];
-static datetime curTime;
+static t_seconds seconds = { .seconds = 0, .missedUpdates = 0, .valid = false };
 
 extern const uint8_t DHCP_SOCK;
 extern const uint8_t DNS_SOCK;
@@ -134,7 +134,6 @@ bool wizDnsQuery(char *name, uint8_t *ip) {
 
 
 static void wizSNTPHandler(void *handle) {
-
     if (networkAvailable) {
         coloredMsg(LOG_BLUE, "wizsh, about to call SNTP");
 
@@ -142,22 +141,36 @@ static void wizSNTPHandler(void *handle) {
         if (wizDnsQuery(NTP_SERVER, ntpServer)) {
             SNTP_init(SNTP_SOCK, ntpServer, 0, sntpBuffer);
             for (uint8_t i = 0; i < 16; i++) {
-               int8_t res = SNTP_run(&curTime);
-               coloredMsg(LOG_BLUE, "wizsh, res: %d", res);
-               if (res == 1) {
-                   coloredMsg(LOG_BLUE, "wizsh, curTime: %04d-%02d-%02d %02d:%02d:%02d",
-                               curTime.yy, curTime.mo, curTime.dd,
-                               curTime.hh, curTime.mm, curTime.ss);
-                   break;
-               }
+                datetime curTime;
+                int8_t res = SNTP_run(&curTime);
+                coloredMsg(LOG_BLUE, "wizsh, res: %d", res);
+                if (res == 1) {
+                    if (seconds.seconds != curTime.seconds) {
+                        coloredMsg(LOG_BLUE, "wizsh, time deviation: %lld %lld", 
+                            seconds.seconds, curTime.seconds);
+                    }
+                    seconds.seconds = curTime.seconds;
+                    seconds.valid = true;
+                    coloredMsg(LOG_BLUE, "wizsh, curTime: %lld", seconds.seconds);
+                    break;
+                }
             }
         } else {
+            seconds.missedUpdates += 1;
             coloredMsg(LOG_BLUE, "wizsh, error when querying ntp server name");
         }
 
     }
 }
 
+static void wizSecondsHandler(void *handle) {
+    seconds.seconds += 1;
+}
+
+
+t_seconds* wizGetSeconds() {
+    return &seconds;
+}
 
 static void wizPhyLinkHandler(void *handle) {
     // this handler is anyhow called with a 1s period, so we reuse it for the DNS timer
@@ -270,5 +283,7 @@ int wizInit() {
     schAdd(wizPhyLinkHandler, NULL, 0, 1000);
     coloredMsg(LOG_BLUE, "wizI, PhyLink handler scheduled");
 
+    schAdd(wizSecondsHandler, NULL, 0, 1000);
+    coloredMsg(LOG_BLUE, "wizI, Seconds handler scheduled");
     return 0;
 }