Refuse processing payload with values higher than 1

BertoldVdb · Nov 19, 2019 · 8b86faa · 8b86faa
1 parent 2270b61
commit 8b86faa
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/aisnmea/nmea.go b/aisnmea/nmea.go
@@ -103,6 +103,10 @@ func (nc *NMEACodec) EncodeSentence(p VdmPacket) []string {
 	value := byte(0)
 	bitsUsed := 0
 	for i := 0; i < len(p.Payload); i++ {
+		if p.Payload[i] > 1 {
+			return nil
+		}
+
 		value <<= 1
 		value += p.Payload[i]
 		bitsUsed++