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53 lines
1.4 KiB
C++
53 lines
1.4 KiB
C++
// Msg 19 C - Extended Class B equipment position report
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#include "ais.h"
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namespace libais {
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Ais19::Ais19(const char *nmea_payload, const size_t pad)
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: AisMsg(nmea_payload, pad), spare(0), sog(0.0), position_accuracy(0),
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cog(0.0), true_heading(0), timestamp(0), spare2(0), type_and_cargo(0),
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dim_a(0), dim_b(0), dim_c(0), dim_d(0), fix_type(0), raim(false), dte(0),
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assigned_mode(0), spare3(0) {
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if (!CheckStatus()) {
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return;
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}
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if (pad != 0 || num_chars != 52) {
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status = AIS_ERR_BAD_BIT_COUNT;
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return;
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}
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assert(message_id == 19);
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bits.SeekTo(38);
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spare = bits.ToUnsignedInt(38, 8);
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sog = bits.ToUnsignedInt(46, 10) / 10.;
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position_accuracy = bits[56];
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position = bits.ToAisPoint(57, 55);
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cog = bits.ToUnsignedInt(112, 12) / 10.;
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true_heading = bits.ToUnsignedInt(124, 9);
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timestamp = bits.ToUnsignedInt(133, 6);
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spare2 = bits.ToUnsignedInt(139, 4);
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name = bits.ToString(143, 120);
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type_and_cargo = bits.ToUnsignedInt(263, 8);
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dim_a = bits.ToUnsignedInt(271, 9);
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dim_b = bits.ToUnsignedInt(280, 9);
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dim_c = bits.ToUnsignedInt(289, 6);
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dim_d = bits.ToUnsignedInt(295, 6);
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fix_type = bits.ToUnsignedInt(301, 4);
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raim = bits[305];
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dte = bits[306];
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assigned_mode = bits[307];
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spare3 = bits.ToUnsignedInt(308, 4);
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assert(bits.GetRemaining() == 0);
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status = AIS_OK;
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}
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} // namespace libais
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