diff --git a/src/decode_aprs.c b/src/decode_aprs.c index e2c2524..c74f939 100644 --- a/src/decode_aprs.c +++ b/src/decode_aprs.c @@ -858,6 +858,32 @@ static void aprs_ll_pos (decode_aprs_t *A, unsigned char *info, int ilen) strlcpy (A->g_data_type_desc, "Weather Report", sizeof(A->g_data_type_desc)); weather_data (A, p->comment, TRUE); +/* +Here is an interesting case. +The protocol spec states that a position report with symbol _ is a special case +and the information part must contain wxnow.txt format weather data. +But, here we see it being generated like a normal position report. + +N8VIM>BEACON,AB1OC-10*,WIDE2-1:!4240.85N/07133.99W_PHG72604/ Pepperell, MA. WX. 442.9+ PL100<0x0d> +Didn't find wind direction in form c999. +Didn't find wind speed in form s999. +Didn't find wind gust in form g999. +Didn't find temperature in form t999. +Weather Report, WEATHER Station (blue) +N 42 40.8500, W 071 33.9900 +, "PHG72604/ Pepperell, MA. WX. 442.9+ PL100" + +It seems, to me, that this is a violation of the protocol spec. +Then, immediately following, we have a positionless weather report in Ultimeter format. + +N8VIM>APN391,AB1OC-10*,WIDE2-1:$ULTW006F00CA01421C52275800008A00000102FA000F04A6000B002A<0x0d><0x0a> +Ultimeter, Kantronics KPC-3 rom versions +wind 6.9 mph, direction 284, temperature 32.2, barometer 29.75, humidity 76 + +aprs.fi merges these two together. Is that anywhere in the protocol spec or +just a heuristic added after noticing a pair of packets like this? +*/ + } else { /* Regular position report. */ @@ -2372,6 +2398,20 @@ static void aprs_status_report (decode_aprs_t *A, char *info, int ilen) * *------------------------------------------------------------------*/ +/* +https://groups.io/g/direwolf/topic/95961245#7357 + +What APRS queries should DireWolf respond to? Well, it should be configurable whether it responds to queries at all, in case some other application is using DireWolf as a dumb TNC (KISS or AGWPE style) and wants to handle the queries itself. + +Assuming query responding is enabled, the following broadcast queries should be supported (if the corresponding data is configured in DireWolf): + +?APRS (I am an APRS station) +?IGATE (I am operating as a I-gate) +?WX (I am providing local weather data in my beacon) + +*/ + + static void aprs_general_query (decode_aprs_t *A, char *info, int ilen, int quiet) { char *q2; @@ -2524,6 +2564,28 @@ static void aprs_general_query (decode_aprs_t *A, char *info, int ilen, int quie * *------------------------------------------------------------------*/ +/* +https://groups.io/g/direwolf/topic/95961245#7357 + +The following directed queries (sent as bodies of APRS text messages) would also be useful (if corresponding data configured): + +?APRSP (force my current beacon) +?APRST and ?PING (trace my path to requestor) +?APRSD (all stations directly heard [no digipeat hops] by local station) +?APRSO (any Objects/Items originated by this station) +?APRSH (how often or how many times the specified 3rd station was heard by the queried station) +?APRSS (immediately send the Status message if configured) (can DireWolf do Status messages?) + +Lynn KJ4ERJ and I have implemented a non-standard query which might be useful: + +?VER (send the human-readable software version of the queried station) + +Hope this is useful. It's just my $.02. + +Andrew, KA2DDO +author of YAAC +*/ + static void aprs_directed_station_query (decode_aprs_t *A, char *addressee, char *query, int quiet) { //char query_type[20]; /* Does the query type always need to be exactly 5 characters? */