From 4a08a3c9e8f54d8dd1b8bc0c3b1176b24bcccab0 Mon Sep 17 00:00:00 2001
From: Jon Schlueter <jschlueter@redhat.com>
Date: Tue, 5 Jan 2016 00:24:14 -0500
Subject: [aivdm] Expand driver type=20 to handle length 186

Full parsing not guarenteed but it at least parses more of
the data that is pressent for several of these messages

there are 28 bits not being processed out of this message
but it doesn't match up with the 12+4+3+11=30 bits that
the repeated data set is currently using

Looks like other messages of type 20 have data in the
last 28 bits but it's not decoded anywhere right now

186 bits long
!AIVDM,1,1,,2,D02E34iFTg6D000000000000002gjG2,0*75
20|0|002442003|1385|2|7|1125|0|0|0|0|0|0|0|0|0|0|0|0

186 bits long
!AIVDM,1,1,,2,D02=VVA8`N?`>4N01L=Nfp1>AA0,0*75
20|0|002320025|1162|1|7|250|225|1|7|0|1475|5|7|750|19|9|0|1296

shorter
!AIVDM,1,1,,A,D028rqP<QNfp000000000000000,2*0C
20|0|002243302|200|5|7|750|0|0|0|0|0|0|0|0|0|0|0|0
---
 test/sample.aivdm.js.chk | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'test/sample.aivdm.js.chk')

diff --git a/test/sample.aivdm.js.chk b/test/sample.aivdm.js.chk
index a5005353..b672bcda 100644
--- a/test/sample.aivdm.js.chk
+++ b/test/sample.aivdm.js.chk
@@ -90,3 +90,6 @@
 {"class":"AIS","device":"stdin","type":8,"repeat":0,"mmsi":2711009,"scaled":true,"dac":1,"fid":16,"data":"720:00025e8d136025bd890d5520b2ff0ac000000070202580430d4bbf003f000001027cc3302597b60d4b15003f000000c5c4a9802584cf0d3f45803f000000f47ba58025cdf40d4391003f0000010272bb00258e5f0d44f7c9ff0a"}
 {"class":"AIS","device":"stdin","type":21,"repeat":0,"mmsi":4000003,"scaled":true,"aid_type":30,"aid_type_text":"Special Mark","name":"IBC G BUOY","lon":126.5722,"lat":37.4145,"accuracy":true,"to_bow":2,"to_stern":2,"to_port":2,"to_starboard":2,"epfd":1,"epfd_text":"GPS","second":31,"regional":0,"off_position":false,"raim":false,"virtual_aid":false}
 {"class":"AIS","device":"stdin","type":16,"repeat":0,"mmsi":439952844,"scaled":true,"mmsi1":315920,"offset1":2049,"increment1":681,"mmsi2":230137673,"offset2":424,"increment2":419}
+{"class":"AIS","device":"stdin","type":20,"repeat":0,"mmsi":2442003,"scaled":true,"offset1":1385,"number1":2,"timeout1":7,"increment1":1125,"offset2":0,"number2":0,"timeout2":0,"increment2":0,"offset3":0,"number3":0,"timeout3":0,"increment3":0,"offset4":0,"number4":0,"timeout4":0,"increment4":0}
+{"class":"AIS","device":"stdin","type":20,"repeat":0,"mmsi":2320025,"scaled":true,"offset1":1162,"number1":1,"timeout1":7,"increment1":250,"offset2":225,"number2":1,"timeout2":7,"increment2":0,"offset3":1475,"number3":5,"timeout3":7,"increment3":750,"offset4":19,"number4":9,"timeout4":0,"increment4":1296}
+{"class":"AIS","device":"stdin","type":20,"repeat":0,"mmsi":2243302,"scaled":true,"offset1":200,"number1":5,"timeout1":7,"increment1":750,"offset2":0,"number2":0,"timeout2":0,"increment2":0,"offset3":0,"number3":0,"timeout3":0,"increment3":0,"offset4":0,"number4":0,"timeout4":0,"increment4":0}
-- 
cgit v1.2.1