mirror of
https://github.com/peterantypas/maiana.git
synced 2025-05-16 15:30:10 -07:00
59 lines
1.5 KiB
C++
59 lines
1.5 KiB
C++
// Class A shipdata
|
|
|
|
#include "ais.h"
|
|
|
|
namespace libais {
|
|
|
|
Ais5::Ais5(const char *nmea_payload, const size_t pad)
|
|
: AisMsg(nmea_payload, pad), ais_version(0), imo_num(0),
|
|
type_and_cargo(0), dim_a(0), dim_b(0), dim_c(0), dim_d(0),
|
|
fix_type(0), eta_month(0), eta_day(0), eta_hour(0), eta_minute(0),
|
|
draught(0.0), dte(0), spare(0) {
|
|
if (!CheckStatus()) {
|
|
return;
|
|
}
|
|
if (pad != 2 || num_chars != 71) {
|
|
status = AIS_ERR_BAD_BIT_COUNT;
|
|
return;
|
|
}
|
|
|
|
assert(message_id == 5);
|
|
|
|
bits.SeekTo(38);
|
|
ais_version = bits.ToUnsignedInt(38, 2);
|
|
imo_num = bits.ToUnsignedInt(40, 30);
|
|
callsign = bits.ToString(70, 42);
|
|
|
|
name = bits.ToString(112, 120);
|
|
|
|
type_and_cargo = bits.ToUnsignedInt(232, 8);
|
|
dim_a = bits.ToUnsignedInt(240, 9);
|
|
dim_b = bits.ToUnsignedInt(249, 9);
|
|
dim_c = bits.ToUnsignedInt(258, 6);
|
|
dim_d = bits.ToUnsignedInt(264, 6);
|
|
fix_type = bits.ToUnsignedInt(270, 4);
|
|
eta_month = bits.ToUnsignedInt(274, 4);
|
|
eta_day = bits.ToUnsignedInt(278, 5);
|
|
eta_hour = bits.ToUnsignedInt(283, 5);
|
|
eta_minute = bits.ToUnsignedInt(288, 6);
|
|
draught = bits.ToUnsignedInt(294, 8) / 10.;
|
|
destination = bits.ToString(302, 120);
|
|
dte = bits[422];
|
|
spare = bits[423];
|
|
|
|
assert(bits.GetRemaining() == 0);
|
|
status = AIS_OK;
|
|
}
|
|
|
|
#if 0
|
|
|
|
ostream& operator<< (ostream& o, const Ais5 &msg) {
|
|
return o << 5 << ": " << msg.mmsi << " \"" << msg.name << "\" "
|
|
<< msg.type_and_cargo << " " << msg.dim_a + msg.dim_b
|
|
<< "x" << msg.dim_c + msg.dim_d << "x" << msg.draught << "m";
|
|
}
|
|
#endif
|
|
|
|
|
|
} // namespace libais
|