35 lines
939 B
PHP
35 lines
939 B
PHP
<?
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// Some generic utilities which may be used by any services
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function inc_lluuid($lluuid)
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{
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$partB = substr($lluuid, 15);
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$partB = (float)base_convert($partB,16,10)+1;
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$partB = sprintf('%016x', $partB);
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$partA = substr($lluuid, 0, 16);
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if(substr($lluuid,15,16)=='FFFFFFFFFFFFFFFE') {
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$partA = (float)base_convert($partA,16,10)+1;
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$partA = sprintf('%016x', $partA);
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}
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$returnval = sprintf('%s%s',$partA, $partB);
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return $returnval;
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}
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function format_lluuid($uuid)
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{
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return strtolower(substr($uuid,0,8)."-".substr($uuid,8,4)."-".substr($uuid,12,4)."-".substr($uuid,16,4)."-".substr($uuid,20));
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}
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function rand_uuid()
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{
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return sprintf( '%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
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mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ),
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mt_rand( 0, 0x0fff ) | 0x4000,
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mt_rand( 0, 0x3fff ) | 0x8000,
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mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ) );
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}
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?>
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