@@ -68,6 +68,10 @@ discard block |
||
68 | 68 | 't', 'u', 'v', 'w' // 119 |
69 | 69 | ); // char 64 |
70 | 70 | */ |
71 | + |
|
72 | + /** |
|
73 | + * @param integer $ascii |
|
74 | + */ |
|
71 | 75 | private function asciidec_2_8bit($ascii) { |
72 | 76 | //only process in the following range: 48-87, 96-119 |
73 | 77 | if ($ascii < 48) { } |
@@ -93,6 +97,10 @@ discard block |
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93 | 97 | return(substr($bin, -6)); |
94 | 98 | } |
95 | 99 | |
100 | + /** |
|
101 | + * @param integer $_start |
|
102 | + * @param integer $_size |
|
103 | + */ |
|
96 | 104 | private function binchar($_str, $_start, $_size) { |
97 | 105 | // ' ' --- '?', // 0x20 - 0x3F |
98 | 106 | // '@' --- '_', // 0x40 - 0x5F |
@@ -118,6 +126,10 @@ discard block |
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118 | 126 | } |
119 | 127 | |
120 | 128 | // function for decoding the AIS Message ITU Payload |
129 | + |
|
130 | + /** |
|
131 | + * @param string $_aisdata |
|
132 | + */ |
|
121 | 133 | private function decode_ais($_aisdata) { |
122 | 134 | $ro = new stdClass(); // return object |
123 | 135 | $ro->cls = 0; // AIS class undefined, also indicate unparsed msg |
@@ -351,6 +363,12 @@ discard block |
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351 | 363 | elseif ($code == 99) return 'Other Type, no additional information'; |
352 | 364 | } |
353 | 365 | |
366 | + /** |
|
367 | + * @param string $_itu |
|
368 | + * @param integer $_len |
|
369 | + * @param integer $_filler |
|
370 | + * @param string $aux |
|
371 | + */ |
|
354 | 372 | public function process_ais_itu($_itu, $_len, $_filler, $aux /*, $ais_ch*/) { |
355 | 373 | global $port; // tcpip port... |
356 | 374 | |
@@ -371,6 +389,10 @@ discard block |
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371 | 389 | |
372 | 390 | // char* - AIS \r terminated string |
373 | 391 | // TCP based streams which send messages in full can use this instead of calling process_ais_buf |
392 | + |
|
393 | + /** |
|
394 | + * @param string $rawdata |
|
395 | + */ |
|
374 | 396 | public function process_ais_raw($rawdata, $aux = '') { // return int |
375 | 397 | static $num_seq; // 1 to 9 |
376 | 398 | static $seq; // 1 to 9 |
@@ -589,6 +611,9 @@ discard block |
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589 | 611 | return $result; |
590 | 612 | } |
591 | 613 | |
614 | + /** |
|
615 | + * @param string $mmsi |
|
616 | + */ |
|
592 | 617 | public function mmsitype($mmsi) { |
593 | 618 | if (strlen($mmsi) == 9) { |
594 | 619 | if (substr($mmsi,0,3) == '974') return 'EPIRB (Emergency Position Indicating Radio Beacon) AIS'; |