Merge pull request #3536 from Aircoookie/ntp_errorchecking

NTP validation, and rejecting malformed responses (related to #3515)
2023-11-20 21:13:35 +01:00
parent 6426f3b934
commit cc8d4e3969
5 changed files with 33 additions and 10 deletions
--- a/wled00/const.h
+++ b/wled00/const.h
@@ -369,7 +369,8 @@
 #define SUBPAGE_JS              254
 #define SUBPAGE_WELCOME         255

-#define NTP_PACKET_SIZE 48
+#define NTP_PACKET_SIZE 48       // size of NTP recive buffer
+#define NTP_MIN_PACKET_SIZE 48   // min expected size - NTP v4 allows for "extended information" appended to the standard fields

 //maximum number of rendered LEDs - this does not have to match max. physical LEDs, e.g. if there are virtual busses
 #ifndef MAX_LEDS