WebSVN – uuid_mac_utils – Diff – /trunk/includes/uuid_utils.inc.php



else if (file_exists($f = __DIR__ . '/mac_utils.inc.phps')) include_once $f;
 
if (file_exists($f = __DIR__ . '/gmp_supplement.inc.php')) include_once $f;
else if (file_exists($f = __DIR__ . '/gmp_supplement.inc.phps')) include_once $f;
 
if (file_exists($f = __DIR__ . '/OidDerConverter.class.php')) include_once $f;
else if (file_exists($f = __DIR__ . '/OidDerConverter.class.phps')) include_once $f;
 
const UUID_NAMEBASED_NS_DNS = '6ba7b810-9dad-11d1-80b4-00c04fd430c8'; // FQDN
const UUID_NAMEBASED_NS_URL = '6ba7b811-9dad-11d1-80b4-00c04fd430c8';
const UUID_NAMEBASED_NS_OID = '6ba7b812-9dad-11d1-80b4-00c04fd430c8';
const UUID_NAMEBASED_NS_X500_DN = '6ba7b814-9dad-11d1-80b4-00c04fd430c8'; // "DER or text encoding" according to RFC4122bis

                                        -  2 bit Variant (fix 0b10)
                                        -  6 bit Clock Sequence High
                                        -  8 bit Clock Sequence Low
                                        - 48 bit MAC Address
                                        */
                                        echo sprintf("%-32s %s\n", "Version:", "[0x6] Reordered Time-Based");
                                        $uuid = substr($uuid,  0, 8).'-'.
                                                substr($uuid,  8, 4).'-'.
                                                substr($uuid, 12, 4).'-'.
                                                substr($uuid, 16, 4).'-'.
                                                substr($uuid, 20, 12);

                                        -  6 bit Clock Sequence High
                                        -  8 bit Clock Sequence Low
                                        - 48 bit MAC Address
                                        */
 
                                        if ($version == 1) echo sprintf("%-32s %s\n", "Version:", "[0x1] Time-based with unique host identifier");
 
                                        # Timestamp: Count of 100ns intervals since 15 Oct 1582 00:00:00
                                        # 1/0,0000001 = 10000000
                                        $timestamp = substr($uuid, 13, 3).substr($uuid, 8, 4).substr($uuid, 0, 8);
                                        $ts = gmp_init($timestamp, 16);

                                        - 48 bit MAC Address
                                        */
 
                                        // see also https://unicorn-utterances.com/posts/what-happened-to-uuid-v2
 
                                        echo sprintf("%-32s %s\n", "Version:", "[0x2] DCE Security version");
 
                                        # The clock_seq_low field (which represents an integer in the range [0, 28-1]) is interpreted as a local domain (as represented by sec_rgy_domain_t; see sec_rgy_domain_t ); that is, an identifier domain meaningful to the local host. (Note that the data type sec_rgy_domain_t can potentially hold values outside the range [0, 28-1]; however, the only values currently registered are in the range [0, 2], so this type mismatch is not significant.) In the particular case of a POSIX host, the value sec_rgy_domain_person is to be interpreted as the "POSIX UID domain", and the value sec_rgy_domain_group is to be interpreted as the "POSIX GID domain".
                                        $x = substr($uuid, 18, 2);
                                        if ($x == '00') $domain_info = 'Person (e.g. POSIX UID)';
                                        else if ($x == '01') $domain_info = 'Group (e.g. POSIX GID)';

                                        - 12 bit Hash Mid
                                        -  2 bit Variant (fix 0b10)
                                        - 62 bit Hash Low
                                        */
 
                                        echo sprintf("%-32s %s\n", "Version:", "[0x3] Name-based (MD5 hash)");
 
                                        $hash = str_replace('-', '', strtolower($uuid));
 
                                        $hash[12] = '?'; // was overwritten by version
 

                                        - 12 bit Random Mid
                                        -  2 bit Variant (fix 0b10)
                                        - 62 bit Random Low
                                        */
 
                                        echo sprintf("%-32s %s\n", "Version:", "[0x4] Random");
 
                                        $rand_line1 = '';
                                        $rand_line2 = '';
                                        for ($i=0; $i<16; $i++) {
                                                $bin = base_convert(substr($uuid, $i*2, 2), 16, 2);

                                        - 12 bit Hash Mid
                                        -  2 bit Variant (fix 0b10)
                                        - 62 bit Hash Low
                                        */
 
                                        echo sprintf("%-32s %s\n", "Version:", "[0x5] Name-based (SHA-1 hash)");
 
                                        $hash = str_replace('-', '', strtolower($uuid));
 
                                        $hash[12] = '?'; // was overwritten by version
 

                                        - 12 bit Random
                                        -  2 bit Variant (fix 0b10)
                                        - 62 bit Random
                                        */
 
                                        echo sprintf("%-32s %s\n", "Version:", "[0x7] Unix Epoch Time");
 
                                        $timestamp = substr($uuid, 0, 12);
 
                                        // Timestamp: Split into seconds and milliseconds
                                        $ts = gmp_init($timestamp, 16);

                                        - 12 bit Custom data
                                        -  2 bit Variant (fix 0b10)
                                        - 62 bit Custom data
                                        */
 
                                        echo sprintf("%-32s %s\n", "Version:", "[0x8] Custom implementation");
 
                                        $custom_data = substr($uuid,0,12).substr($uuid,13); // exclude version nibble
                                        $custom_data[15] = dechex(hexdec($custom_data[15]) & 0b0011); // nibble was partially overwritten by variant
                                        $custom_data = strtolower($custom_data);
 

                                        echo sprintf("%-32s %s\n", "Custom block4 (14 bit):", "[0x$custom_block4]");
                                        echo sprintf("%-32s %s\n", "Custom block5 (48 bit):", "[0x$custom_block5]");
 
                                        break;
                                default:
                                        echo sprintf("%-32s %s\n", "Version:", "[0x".dechex($version)."] Unknown");
                                        break;
                        }
 
                        break;
                case 2:

Rev 46	Rev 47
Line 25...	Line 25...
25	else if (file_exists($f = __DIR__ . '/mac_utils.inc.phps')) include_once $f;	25	else if (file_exists($f = __DIR__ . '/mac_utils.inc.phps')) include_once $f;
26		26
27	if (file_exists($f = __DIR__ . '/gmp_supplement.inc.php')) include_once $f;	27	if (file_exists($f = __DIR__ . '/gmp_supplement.inc.php')) include_once $f;
28	else if (file_exists($f = __DIR__ . '/gmp_supplement.inc.phps')) include_once $f;	28	else if (file_exists($f = __DIR__ . '/gmp_supplement.inc.phps')) include_once $f;
29		29
30	if (file_exists($f = __DIR__ . '/includes/OidDerConverter.class.php')) include_once $f;	30	if (file_exists($f = __DIR__ . '/OidDerConverter.class.php')) include_once $f;
31	else if (file_exists($f = __DIR__ . '/includes/OidDerConverter.class.phps')) include_once $f;	31	else if (file_exists($f = __DIR__ . '/OidDerConverter.class.phps')) include_once $f;
32		32
33	const UUID_NAMEBASED_NS_DNS = '6ba7b810-9dad-11d1-80b4-00c04fd430c8'; // FQDN	33	const UUID_NAMEBASED_NS_DNS = '6ba7b810-9dad-11d1-80b4-00c04fd430c8'; // FQDN
34	const UUID_NAMEBASED_NS_URL = '6ba7b811-9dad-11d1-80b4-00c04fd430c8';	34	const UUID_NAMEBASED_NS_URL = '6ba7b811-9dad-11d1-80b4-00c04fd430c8';
35	const UUID_NAMEBASED_NS_OID = '6ba7b812-9dad-11d1-80b4-00c04fd430c8';	35	const UUID_NAMEBASED_NS_OID = '6ba7b812-9dad-11d1-80b4-00c04fd430c8';
36	const UUID_NAMEBASED_NS_X500_DN = '6ba7b814-9dad-11d1-80b4-00c04fd430c8'; // "DER or text encoding" according to RFC4122bis	36	const UUID_NAMEBASED_NS_X500_DN = '6ba7b814-9dad-11d1-80b4-00c04fd430c8'; // "DER or text encoding" according to RFC4122bis
Line 331...	Line 331...
331	- 2 bit Variant (fix 0b10)	331	- 2 bit Variant (fix 0b10)
332	- 6 bit Clock Sequence High	332	- 6 bit Clock Sequence High
333	- 8 bit Clock Sequence Low	333	- 8 bit Clock Sequence Low
334	- 48 bit MAC Address	334	- 48 bit MAC Address
335	*/	335	*/
336	echo sprintf("%-32s %s\n", "Version:", "[6] Reordered Time");	336	echo sprintf("%-32s %s\n", "Version:", "[0x6] Reordered Time-Based");
337	$uuid = substr($uuid, 0, 8).'-'.	337	$uuid = substr($uuid, 0, 8).'-'.
338	substr($uuid, 8, 4).'-'.	338	substr($uuid, 8, 4).'-'.
339	substr($uuid, 12, 4).'-'.	339	substr($uuid, 12, 4).'-'.
340	substr($uuid, 16, 4).'-'.	340	substr($uuid, 16, 4).'-'.
341	substr($uuid, 20, 12);	341	substr($uuid, 20, 12);
Line 354...	Line 354...
354	- 6 bit Clock Sequence High	354	- 6 bit Clock Sequence High
355	- 8 bit Clock Sequence Low	355	- 8 bit Clock Sequence Low
356	- 48 bit MAC Address	356	- 48 bit MAC Address
357	*/	357	*/
358		358
359	if ($version == 1) echo sprintf("%-32s %s\n", "Version:", "[1] Time-based with unique host identifier");	359	if ($version == 1) echo sprintf("%-32s %s\n", "Version:", "[0x1] Time-based with unique host identifier");
360		360
361	# Timestamp: Count of 100ns intervals since 15 Oct 1582 00:00:00	361	# Timestamp: Count of 100ns intervals since 15 Oct 1582 00:00:00
362	# 1/0,0000001 = 10000000	362	# 1/0,0000001 = 10000000
363	$timestamp = substr($uuid, 13, 3).substr($uuid, 8, 4).substr($uuid, 0, 8);	363	$timestamp = substr($uuid, 13, 3).substr($uuid, 8, 4).substr($uuid, 0, 8);
364	$ts = gmp_init($timestamp, 16);	364	$ts = gmp_init($timestamp, 16);
Line 402...	Line 402...
402	- 48 bit MAC Address	402	- 48 bit MAC Address
403	*/	403	*/
404		404
405	// see also https://unicorn-utterances.com/posts/what-happened-to-uuid-v2	405	// see also https://unicorn-utterances.com/posts/what-happened-to-uuid-v2
406		406
407	echo sprintf("%-32s %s\n", "Version:", "[2] DCE Security version");	407	echo sprintf("%-32s %s\n", "Version:", "[0x2] DCE Security version");
408		408
409	# The clock_seq_low field (which represents an integer in the range [0, 28-1]) is interpreted as a local domain (as represented by sec_rgy_domain_t; see sec_rgy_domain_t ); that is, an identifier domain meaningful to the local host. (Note that the data type sec_rgy_domain_t can potentially hold values outside the range [0, 28-1]; however, the only values currently registered are in the range [0, 2], so this type mismatch is not significant.) In the particular case of a POSIX host, the value sec_rgy_domain_person is to be interpreted as the "POSIX UID domain", and the value sec_rgy_domain_group is to be interpreted as the "POSIX GID domain".	409	# The clock_seq_low field (which represents an integer in the range [0, 28-1]) is interpreted as a local domain (as represented by sec_rgy_domain_t; see sec_rgy_domain_t ); that is, an identifier domain meaningful to the local host. (Note that the data type sec_rgy_domain_t can potentially hold values outside the range [0, 28-1]; however, the only values currently registered are in the range [0, 2], so this type mismatch is not significant.) In the particular case of a POSIX host, the value sec_rgy_domain_person is to be interpreted as the "POSIX UID domain", and the value sec_rgy_domain_group is to be interpreted as the "POSIX GID domain".
410	$x = substr($uuid, 18, 2);	410	$x = substr($uuid, 18, 2);
411	if ($x == '00') $domain_info = 'Person (e.g. POSIX UID)';	411	if ($x == '00') $domain_info = 'Person (e.g. POSIX UID)';
412	else if ($x == '01') $domain_info = 'Group (e.g. POSIX GID)';	412	else if ($x == '01') $domain_info = 'Group (e.g. POSIX GID)';
Line 469...	Line 469...
469	- 12 bit Hash Mid	469	- 12 bit Hash Mid
470	- 2 bit Variant (fix 0b10)	470	- 2 bit Variant (fix 0b10)
471	- 62 bit Hash Low	471	- 62 bit Hash Low
472	*/	472	*/
473		473
474	echo sprintf("%-32s %s\n", "Version:", "[3] Name-based (MD5 hash)");	474	echo sprintf("%-32s %s\n", "Version:", "[0x3] Name-based (MD5 hash)");
475		475
476	$hash = str_replace('-', '', strtolower($uuid));	476	$hash = str_replace('-', '', strtolower($uuid));
477		477
478	$hash[12] = '?'; // was overwritten by version	478	$hash[12] = '?'; // was overwritten by version
479		479
Line 496...	Line 496...
496	- 12 bit Random Mid	496	- 12 bit Random Mid
497	- 2 bit Variant (fix 0b10)	497	- 2 bit Variant (fix 0b10)
498	- 62 bit Random Low	498	- 62 bit Random Low
499	*/	499	*/
500		500
501	echo sprintf("%-32s %s\n", "Version:", "[4] Random");	501	echo sprintf("%-32s %s\n", "Version:", "[0x4] Random");
502		502
503	$rand_line1 = '';	503	$rand_line1 = '';
504	$rand_line2 = '';	504	$rand_line2 = '';
505	for ($i=0; $i<16; $i++) {	505	for ($i=0; $i<16; $i++) {
506	$bin = base_convert(substr($uuid, $i*2, 2), 16, 2);	506	$bin = base_convert(substr($uuid, $i*2, 2), 16, 2);
Line 545...	Line 545...
545	- 12 bit Hash Mid	545	- 12 bit Hash Mid
546	- 2 bit Variant (fix 0b10)	546	- 2 bit Variant (fix 0b10)
547	- 62 bit Hash Low	547	- 62 bit Hash Low
548	*/	548	*/
549		549
550	echo sprintf("%-32s %s\n", "Version:", "[5] Name-based (SHA-1 hash)");	550	echo sprintf("%-32s %s\n", "Version:", "[0x5] Name-based (SHA-1 hash)");
551		551
552	$hash = str_replace('-', '', strtolower($uuid));	552	$hash = str_replace('-', '', strtolower($uuid));
553		553
554	$hash[12] = '?'; // was overwritten by version	554	$hash[12] = '?'; // was overwritten by version
555		555
Line 574...	Line 574...
574	- 12 bit Random	574	- 12 bit Random
575	- 2 bit Variant (fix 0b10)	575	- 2 bit Variant (fix 0b10)
576	- 62 bit Random	576	- 62 bit Random
577	*/	577	*/
578		578
579	echo sprintf("%-32s %s\n", "Version:", "[7] Unix Epoch Time");	579	echo sprintf("%-32s %s\n", "Version:", "[0x7] Unix Epoch Time");
580		580
581	$timestamp = substr($uuid, 0, 12);	581	$timestamp = substr($uuid, 0, 12);
582		582
583	// Timestamp: Split into seconds and milliseconds	583	// Timestamp: Split into seconds and milliseconds
584	$ts = gmp_init($timestamp, 16);	584	$ts = gmp_init($timestamp, 16);
Line 634...	Line 634...
634	- 12 bit Custom data	634	- 12 bit Custom data
635	- 2 bit Variant (fix 0b10)	635	- 2 bit Variant (fix 0b10)
636	- 62 bit Custom data	636	- 62 bit Custom data
637	*/	637	*/
638		638
639	echo sprintf("%-32s %s\n", "Version:", "[8] Custom implementation");	639	echo sprintf("%-32s %s\n", "Version:", "[0x8] Custom implementation");
640		640
641	$custom_data = substr($uuid,0,12).substr($uuid,13); // exclude version nibble	641	$custom_data = substr($uuid,0,12).substr($uuid,13); // exclude version nibble
642	$custom_data[15] = dechex(hexdec($custom_data[15]) & 0b0011); // nibble was partially overwritten by variant	642	$custom_data[15] = dechex(hexdec($custom_data[15]) & 0b0011); // nibble was partially overwritten by variant
643	$custom_data = strtolower($custom_data);	643	$custom_data = strtolower($custom_data);
644		644
Line 658...	Line 658...
658	echo sprintf("%-32s %s\n", "Custom block4 (14 bit):", "[0x$custom_block4]");	658	echo sprintf("%-32s %s\n", "Custom block4 (14 bit):", "[0x$custom_block4]");
659	echo sprintf("%-32s %s\n", "Custom block5 (48 bit):", "[0x$custom_block5]");	659	echo sprintf("%-32s %s\n", "Custom block5 (48 bit):", "[0x$custom_block5]");
660		660
661	break;	661	break;
662	default:	662	default:
663	echo sprintf("%-32s %s\n", "Version:", "[$version] Unknown");	663	echo sprintf("%-32s %s\n", "Version:", "[0x".dechex($version)."] Unknown");
664	break;	664	break;
665	}	665	}
666		666
667	break;	667	break;
668	case 2:	668	case 2:

Subversion Repositories uuid_mac_utils

uuid_mac_utils/trunk/includes/uuid_utils.inc.php – Rev 46 → 47