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php_sml_parser.class.php
474 lines (377 loc) · 16.7 KB
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php_sml_parser.class.php
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<?php
class SML_PARSER {
public $files;
private $obis_arr = array(
'0100000000FF' => array('1-0:0.0.0*255','Seriennummer'),
'0100010700FF' => array('1-0:1.7.0*255','Momentane Wirkleistung Bezug'),
'0100020700FF' => array('1-0:2.7.0*255','Momentane Wirkleistung Lieferung'),
'0100010801FF' => array('1-0:1.8.1*255','Wirk-Energie Tarif 1 Bezug'),
'0100020801FF' => array('1-0:2.8.1*255','Wirk-Energie Tarif 1 Lieferung'),
'0100010802FF' => array('1-0:1.8.2*255','Wirk-Energie Tarif 2 Bezug'),
'0100020802FF' => array('1-0:2.8.2*255','Wirk-Energie Tarif 2 Lieferung'),
'0100010803FF' => array('1-0:1.8.3*255','Wirk-Energie Tarif 3 Bezug'),
'0100020803FF' => array('1-0:2.8.3*255','Wirk-Energie Tarif 3 Lieferung'),
'8181C78203FF' => array('129-129:199.130.3*255','Hersteller-ID '),
'8181C78205FF' => array('129-129:199.130.5*255','Public-Key'),
'01000F0700FF' => array('1-0:15.7.0*255','Active Power'),
'0100010800FF' => array('1-0:1.8.0*255','Wirkarbeit Bezug Total: Zaehlerstand'),
'0100000009FF' => array('1-0:0.0.9*255',' Geraeteeinzelidentifikation'),
'00006001FFFF' => array('0-0:60.1.255*255','Fabriknummer'),
'0100100700FF' => array('1-0:16.7.0*255','aktuelle Gesamtwirkleistung')
);
private $data;
private $crc16_global;
private $crc16_message;
private $crctab = array( # Hilfsarray zur Berechnung der CRC
0x0000, 0x1189, 0x2312, 0x329b, 0x4624, 0x57ad, 0x6536, 0x74bf,
0x8c48, 0x9dc1, 0xaf5a, 0xbed3, 0xca6c, 0xdbe5, 0xe97e, 0xf8f7,
0x1081, 0x0108, 0x3393, 0x221a, 0x56a5, 0x472c, 0x75b7, 0x643e,
0x9cc9, 0x8d40, 0xbfdb, 0xae52, 0xdaed, 0xcb64, 0xf9ff, 0xe876,
0x2102, 0x308b, 0x0210, 0x1399, 0x6726, 0x76af, 0x4434, 0x55bd,
0xad4a, 0xbcc3, 0x8e58, 0x9fd1, 0xeb6e, 0xfae7, 0xc87c, 0xd9f5,
0x3183, 0x200a, 0x1291, 0x0318, 0x77a7, 0x662e, 0x54b5, 0x453c,
0xbdcb, 0xac42, 0x9ed9, 0x8f50, 0xfbef, 0xea66, 0xd8fd, 0xc974,
0x4204, 0x538d, 0x6116, 0x709f, 0x0420, 0x15a9, 0x2732, 0x36bb,
0xce4c, 0xdfc5, 0xed5e, 0xfcd7, 0x8868, 0x99e1, 0xab7a, 0xbaf3,
0x5285, 0x430c, 0x7197, 0x601e, 0x14a1, 0x0528, 0x37b3, 0x263a,
0xdecd, 0xcf44, 0xfddf, 0xec56, 0x98e9, 0x8960, 0xbbfb, 0xaa72,
0x6306, 0x728f, 0x4014, 0x519d, 0x2522, 0x34ab, 0x0630, 0x17b9,
0xef4e, 0xfec7, 0xcc5c, 0xddd5, 0xa96a, 0xb8e3, 0x8a78, 0x9bf1,
0x7387, 0x620e, 0x5095, 0x411c, 0x35a3, 0x242a, 0x16b1, 0x0738,
0xffcf, 0xee46, 0xdcdd, 0xcd54, 0xb9eb, 0xa862, 0x9af9, 0x8b70,
0x8408, 0x9581, 0xa71a, 0xb693, 0xc22c, 0xd3a5, 0xe13e, 0xf0b7,
0x0840, 0x19c9, 0x2b52, 0x3adb, 0x4e64, 0x5fed, 0x6d76, 0x7cff,
0x9489, 0x8500, 0xb79b, 0xa612, 0xd2ad, 0xc324, 0xf1bf, 0xe036,
0x18c1, 0x0948, 0x3bd3, 0x2a5a, 0x5ee5, 0x4f6c, 0x7df7, 0x6c7e,
0xa50a, 0xb483, 0x8618, 0x9791, 0xe32e, 0xf2a7, 0xc03c, 0xd1b5,
0x2942, 0x38cb, 0x0a50, 0x1bd9, 0x6f66, 0x7eef, 0x4c74, 0x5dfd,
0xb58b, 0xa402, 0x9699, 0x8710, 0xf3af, 0xe226, 0xd0bd, 0xc134,
0x39c3, 0x284a, 0x1ad1, 0x0b58, 0x7fe7, 0x6e6e, 0x5cf5, 0x4d7c,
0xc60c, 0xd785, 0xe51e, 0xf497, 0x8028, 0x91a1, 0xa33a, 0xb2b3,
0x4a44, 0x5bcd, 0x6956, 0x78df, 0x0c60, 0x1de9, 0x2f72, 0x3efb,
0xd68d, 0xc704, 0xf59f, 0xe416, 0x90a9, 0x8120, 0xb3bb, 0xa232,
0x5ac5, 0x4b4c, 0x79d7, 0x685e, 0x1ce1, 0x0d68, 0x3ff3, 0x2e7a,
0xe70e, 0xf687, 0xc41c, 0xd595, 0xa12a, 0xb0a3, 0x8238, 0x93b1,
0x6b46, 0x7acf, 0x4854, 0x59dd, 0x2d62, 0x3ceb, 0x0e70, 0x1ff9,
0xf78f, 0xe606, 0xd49d, 0xc514, 0xb1ab, 0xa022, 0x92b9, 0x8330,
0x7bc7, 0x6a4e, 0x58d5, 0x495c, 0x3de3, 0x2c6a, 0x1ef1, 0x0f78
);
function __construct() {
}
function debug($text,$showhexdata=true) {
return; # ggfs. auskommentieren.
echo "DEBUG: '$text'";
if($showhexdata) echo " : ". substr($this->data,0,150);
echo "\n";
}
function error($message) {
# return; # ggfs. auskommentieren.
$e = new Exception();
$m = $e->getTraceAsString();
$m = explode("\n",$m);
unset($m[0]);
$m = implode("\n",$m);
echo("ERROR: $message ! \n".$m."\n");
}
function sml_crc16($part,$global=true) {
/* Vorlage C-Programm siehe:
* http://www.photovoltaikforum.com/datenlogger-f5/emh-ehz-protokoll-t86509.html
*/
$cp = $this->hex2bin($part);
for ($i=0 ; $i<strlen($cp) ; $i++) {
$char = ord($cp{$i});
$this->crc16_message = ($this->crc16_message >> 8) ^ ($this->crctab[($this->crc16_message ^ $char) & 0xff]);
if(!$global) continue;
$this->crc16_global = ($this->crc16_global >> 8) ^ ($this->crctab[($this->crc16_global ^ $char) & 0xff]);
}
}
public function hex2bin($hexstr) {
$n = strlen($hexstr);
$sbin="";
$i=0;
while($i<$n)
{
$a =substr($hexstr,$i,2);
$c = pack("H*",$a);
if ($i==0){$sbin=$c;}
else {$sbin.=$c;}
$i+=2;
}
return $sbin;
}
private function match($match) {
global $list_indent;
if(substr($this->data,0,strlen($match))<>$match) {
$this->error("'$match' expected, got '".substr($this->data,0,50)."...'");
}else{
$this->sml_crc16($match);
$this->data = substr($this->data,strlen($match));
#echo "MATCH: $match\n";
}
}
private function read($len) {
if($len==0) {
return;
}
if(strlen($this->data)< ($len*2)) $this->error("can't read enough bytes");
$result = substr($this->data,0,2*$len);
$this->data = substr($this->data,2*$len);
$this->sml_crc16($result);
return $result;
}
private function parse_sml_data($list_item=0) {
global $list_indent;
$TYPE_LEN = $this->read(1);
if($TYPE_LEN=='00') {
return $TYPE_LEN; # EndOfSmlMessage
}
$TYPE = $TYPE_LEN{0}.'x'; # only high-nibble
$LEN = hexdec($TYPE_LEN{1}); # only low-nibble
while($TYPE{0} &0x8) { # Multi-Byte TypeLen-Field
$LEN = $LEN * 0x10;
$TYPE_LEN = $this->read(1);
$TYPE = $TYPE_LEN{0}.'x'; # only high-nibble
$LEN += hexdec($TYPE_LEN{1}); # only low-nibble
$LEN--; # 1 abziehen wegen zusätzlichem TL-Byte
}
if($LEN==1) return;
switch($TYPE) {
case '0x': # Octet
#return $this->hex2bin($this->read($LEN-1));
return $this->read($LEN-1);
break;
case '5x': # Integer
return hexdec($this->read($LEN-1));
break;
case '6x': # UnsignedInt
return hexdec($this->read($LEN-1));
break;
case '7x': # List
$list_indent++;
for($i=1;$i<=$LEN;$i++) $this->parse_sml_data($i);
$list_indent--;
break;
default :
$this->error("Error, unexpected type '$TYPE' TL=$TYPE_LEN ".$this->data);
}
#echo "\n";
return $TYPE_LEN;
}
private function readOctet() {
$TYPE_LEN = $this->read(1);
if($TYPE_LEN=='01') return;
if($TYPE_LEN{0}=='0') {
$LEN = hexdec($TYPE_LEN{1}); # only low-nibble
$octet = $this->read($LEN-1);
return $octet;
}else{
return "[Error, cant read octet : $TYPE_LEN]";
}
}
private function readInteger() {
$TYPE_LEN = $this->read(1);
if($TYPE_LEN=='01') return;
if($TYPE_LEN{0}=='5') {
$LEN = hexdec($TYPE_LEN{1}); # only low-nibble
$integer = $this->read($LEN-1);
return $integer;
}else{
return "[Error, cant read unsigned : $TYPE_LEN]";
}
}
private function readUnsigned() {
$TYPE_LEN = $this->read(1);
if($TYPE_LEN=='01') return;
if($TYPE_LEN{0}=='6') {
$LEN = hexdec($TYPE_LEN{1}); # only low-nibble
$unsigned = $this->read($LEN-1);
return $unsigned;
}else{
return "[Error, cant read unsigned : $TYPE_LEN]";
}
}
private function readInteger8() {
$val = hexdec($this->readInteger($this->data));
if($val & 0x80) $val = 0xfe - $val;
return $val;
}
# =============================================================================================
# High-Level SML-Funktionen
# =============================================================================================
private function readOpenResponse() {
$this->match('76'); # 76 = List of 6 items
$result['codepage'] = $this->readOctet($this->data);
$result['clientId'] = $this->readOctet($this->data);
$result['reqFileId'] = $this->readOctet($this->data);
$result['serverId'] = $this->readOctet($this->data);
$result['refTime'] = $this->readOctet($this->data);
$result['sml-Version'] = $this->readOctet($this->data);
return $result;
}
private function readCloseResponse() {
$this->match('71'); # 71 = List of 1 item
$result['signature'] = $this->readOctet($this->data);
return $result;
}
private function readListEntry() {
$this->match('77'); # 77 = List of 7 item
$result['objName'] = $this->readOctet($this->data);
$result['status'] = $this->readUnsigned($this->data);
$result['valTime'] = $this->parse_sml_data($this->data);
$result['unit'] = $this->readUnsigned($this->data);
$result['scaler'] = $this->readInteger8($this->data);
$result['value'] = $this->parse_sml_data($this->data);
$result['valueSignature'] = $this->readOctet($this->data);
if(isset($this->obis_arr[$result['objName']])) {
$result['OBIS']=$this->obis_arr[$result['objName']][0];
$result['OBIS-Text']=$this->obis_arr[$result['objName']][1];
}
if(in_array($result['objName'],array('8181C78203FF','0100000000FF','00006001FFFF'))) {
# ggfs. weitere objNames in die Liste aufnehmen
$result['value'] = $this->hex2bin($result['value']);
}
if ($result['unit'] == "1B") $result['unit']='W';
if ($result['unit'] == "1E") $result['unit']='Wh';
if($result['scaler']) $result['scaler'] = pow(10,$result['scaler']);
return $result;
}
private function readValList() {
$this->debug('ENTER readValList');
$TYPE_LEN = $this->read( 1);
if($TYPE_LEN{0}=='7') {
$LEN = hexdec($TYPE_LEN{1});
for($i=0;$i<$LEN;$i++) {
$this->debug("ENTER readListEntry [$i]");
$result[]=$this->readListEntry($this->data);
}
$this->debug('EXIT readValList : '.print_r($result,true),false);
return $result;
}else{
echo('Error reading value-list!');
}
}
#####################################################################################
private function readListResponse() {
$this->match('77'); # 77 = List of 1 item
$result['clientId'] = $this->readOctet($this->data);
$result['serverId'] = $this->readOctet($this->data);
$result['listName'] = $this->readOctet($this->data);
$result['actSensorTime'] = $this->parse_sml_data($this->data);
$result['vallist'] = $this->readValList($this->data);
$result['actGatewayTime'] = $this->parse_sml_data($this->data);
$result['signature'] = $this->readOctet($this->data);
return $result;
}
private function readMessageBody() {
$this->match('72'); # 72 = List of 2 items
$result['choice'] = $this->readUnsigned($this->data);
switch($result['choice']) {
case '0101':
$this->debug('PROCESS OpenRequest');
$result['choice']='OpenRequest';
$result['body'] = $this->readOpenResponse($this->data);
break;
case '0201':
$this->debug('PROCESS CloseRequest');
$result['choice']='CloseRequest';
$result['body'] = $this->readCloseResponse($this->data);
break;
case '0701':
$this->debug('PROCESS GetListResponse');
$result['choice']='GetListResponse';
$result['body'] = $this->readListResponse($this->data);
break;
default:
$this->debug('PROCESS UnknownRequest ('.$result['choice'].')');
//$result['body'] = $this->parse_sml_data($this->data);
}
return $result;
}
private function parse_sml_message() {
$this->debug('ENTER parse_sml_message');
$this->crc16_message = 0xFFFF; # Pruefsumme zuruecksetzen
$this->match('76'); # 76 = List of 6 items
$result['transactionId'] = $this->readOctet();
$result['groupNo'] = $this->readUnsigned();
$result['abortOnError'] = $this->readUnsigned();
$result['messageBody'] = $this->readMessageBody();
$crc_calc = strtoupper(substr('000'.dechex(($this->crc16_message ^ 0xffff)),-4));
$result['crc_calc'] = substr($crc_calc,-2).substr($crc_calc,0,2); # Wert 4-stellig ausgeben
$result['crc16'] = $this->readUnsigned();
$this->match('00'); # endOfSmlMsg = 00
$result['crcMsgCheck'] = ($result['crc_calc'] == $result['crc16']);
$this->debug('EXIT parse_sml_message. CRC='.(($result['crcMsgCheck'])?'OK':'FAIL'),false);
$this->debug('--------------------------------',false);
return $result;
}
# =============================================================================================
# Schnittstellenfunktionen
# =============================================================================================
public function parse_sml_hexdata($hexdata) {
$this->files = array();
$this->data = strtoupper($hexdata);
$sml_header='1B1B1B1B01010101';
$sml_footer='0000001B1B1B1B1A';
$start = strpos($this->data,$sml_header);
if($start===false) return;
if($start) {
#echo "$start bytes skipped at begining!\n";
$this->data=substr($this->data,$start);
}
while($this->data) {
$skip = false;
$messages = array();
$this->crc16_global = 0xffff;
$this->match($sml_header);
while($this->data<>'' && substr($this->data,0,16)!=$sml_footer) {
$message = $this->parse_sml_message();
if($message['crcMsgCheck']) {
$messages[] = $message;
if ( $message['messageBody']['choice'] == "GetListResponse" )
{
return($message['messageBody']);
}
}else{ # if no success, skip to next file
$start = strpos($this->data,$sml_header);
//if($start===false) return;
if($start) {
#echo "$start bytes skipped in between!\n";
$this->data=substr($this->data,$start);
$skip=true;
break;
}
}
}
if($skip) continue;
$this->match($sml_footer);
$this->match('03');
$crc_calc = strtoupper(substr('000'.dechex(($this->crc16_global ^ 0xffff)),-4));
$crc_calc = substr($crc_calc,-2).substr($crc_calc,0,2); # Wert 4-stellig ausgeben
$crc16 = $this->read(2);
$this->files[] = array(
'crcFileCheck'=>($crc_calc == $crc16),
'messages'=>$messages
);
}
}
public function parse_sml_string($string) {
return $this->parse_sml_hexdata(bin2hex($string));
}
public function parse_sml_file($filename) {
$this->parse_sml_hexdata(strtoupper(bin2hex(file_get_contents($filename))));
}
public function get_first_values() {
foreach($this->files as $file) {
foreach($file['messages'] as $message) {
if($message['messageBody']['choice']=='GetListResponse')
{
$vallist = $message['messageBody']['body']['vallist'];
$result = array();
foreach($vallist as $value) $result[$value['objName']]=$value;
return $result;
}
}
}
return array();
}
}