AGWPEPacketFromB64 turns a base64 string into an AGWPE Packet.

DMHToDecimal converts APRS Degree Minutes HundredthsOfMinutes spec to a decimal representation.

LocationDataToLatLng converts an APRS location data string without the header into lat, lng in decimal.

ParseAX25Frame converts raw bytes into a checkin, or returns an error.

An AGWPEPacket contains low-level data about a packet.

LatLng represents Latitude and Longitude.