Subversion Repositories oidinfo_api

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Regard whitespace Rev 35 → Rev 36

/trunk/mac_utils.inc.phps
1064,3 → 1064,85
 
return (gmp_cmp($mactest, $lowtest) >= 0) && (gmp_cmp($mactest, $hightest) <= 0);
}
 
/**
* Gets the current MAC address of the system
* @return string|false MAC address of the local system
*/
function get_mac_address() {
static $detected_mac = false;
 
if ($detected_mac !== false) { // false NOT null!
return $detected_mac;
}
 
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
// Windows
$cmds = array(
"ipconfig /all", // faster
"getmac"
);
foreach ($cmds as $cmd) {
$out = array();
$ec = -1;
exec($cmd, $out, $ec);
if ($ec == 0) {
$out = implode("\n",$out);
$m = array();
if (preg_match("/([0-9a-f]{2}-[0-9a-f]{2}-[0-9a-f]{2}-[0-9a-f]{2}-[0-9a-f]{2}-[0-9a-f]{2})/ismU", $out, $m)) {
$detected_mac = strtolower($m[1]);
return $detected_mac;
}
}
}
} else if (strtoupper(PHP_OS) == 'DARWIN') {
// Mac OS X
$cmds = array(
"networksetup -listallhardwareports 2>/dev/null",
"netstat -i 2>/dev/null"
);
foreach ($cmds as $cmd) {
$out = array();
$ec = -1;
exec($cmd, $out, $ec);
if ($ec == 0) {
$out = implode("\n",$out);
$m = array();
if (preg_match("/([0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2})/ismU", $out, $m)) {
$detected_mac = $m[1];
return $detected_mac;
}
}
}
} else {
// Linux
$addresses = @glob('/sys/class/net/'.'*'.'/address');
foreach ($addresses as $x) {
if (!strstr($x,'/lo/')) {
$detected_mac = trim(file_get_contents($x));
if (substr(mac_type($detected_mac),0,6) == 'EUI-48') {
return $detected_mac;
}
}
}
$cmds = array(
"netstat -ie 2>/dev/null",
"ifconfig 2>/dev/null" // only available for root (because it is in sbin)
);
foreach ($cmds as $cmd) {
$out = array();
$ec = -1;
exec($cmd, $out, $ec);
if ($ec == 0) {
$out = implode("\n",$out);
$m = array();
if (preg_match("/([0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2})/ismU", $out, $m)) {
$detected_mac = $m[1];
return $detected_mac;
}
}
}
}
 
return $detected_mac;
}
/trunk/oid_illegality_rules
2,7 → 2,7
 
-- Standard OID Illegality Rule Definition File
-- by Daniel Marschall and Olivier Dubuisson
-- Revision: 28 November 2022
-- Revision: 27 December 2023
-- This file contains all oid-info.com rules as of 2018_09_18_illegal_oid_table.csv
 
-- SYNTAX:
252,4 → 252,8
1.3.6.1.5.2.4.0 -- Not allocated by Kerberos version 2
0.0.17.3303.(!127) -- The only child OID underneath 0.0.17.3303 is 127
 
-- CATEGORY: Not conform to Rec. ITU-T X.660 --
1.3.6.1.4.1.54392.4.*
1.3.6.1.4.1.54392.5.*
 
-- END OF FILE --
/trunk/uuid_utils.inc.phps
3,7 → 3,7
/*
* UUID utils for PHP
* Copyright 2011 - 2023 Daniel Marschall, ViaThinkSoft
* Version 2023-07-13
* Version 2023-11-11
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
21,14 → 21,20
# This library requires either the GMP extension (or BCMath if gmp_supplement.inc.php is present)
// TODO: If we are on 64 bit PHP (PHP_INT_SIZE > 4), then replace GMP with normal PHP operations
 
if (file_exists(__DIR__ . '/mac_utils.inc.phps')) include_once __DIR__ . '/mac_utils.inc.phps'; // optionally used for uuid_info()
if (file_exists(__DIR__ . '/mac_utils.inc.php')) include_once __DIR__ . '/mac_utils.inc.php'; // optionally used for uuid_info()
if (file_exists(__DIR__ . '/gmp_supplement.inc.php')) include_once __DIR__ . '/gmp_supplement.inc.php';
if (file_exists($f = __DIR__ . '/mac_utils.inc.php')) include_once $f;
else if (file_exists($f = __DIR__ . '/mac_utils.inc.phps')) include_once $f;
 
const UUID_NAMEBASED_NS_DNS = '6ba7b810-9dad-11d1-80b4-00c04fd430c8'; // FQDN
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;
 
// Note: The RFC allows various notations as payload, not a strict notation constraint
const UUID_NAMEBASED_NS_DNS = '6ba7b810-9dad-11d1-80b4-00c04fd430c8';
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
const UUID_NAMEBASED_NS_X500_DN = '6ba7b814-9dad-11d1-80b4-00c04fd430c8';
 
if (!function_exists('_random_int')) {
function _random_int($min, $max) {
53,9 → 59,49
return ($uuid == '');
}
 
function uuid_equal($uuid1, $uuid2) {
$uuid1 = uuid_canonize($uuid1);
if (!$uuid1) return false;
$uuid2 = uuid_canonize($uuid2);
if (!$uuid2) return false;
return $uuid1 === $uuid2;
}
 
function uuid_version($uuid) {
$uuid = uuid_canonize($uuid);
if (!$uuid) return false;
return substr($uuid, 19, 1);
}
 
function uuid_info($uuid, $echo=true) {
if (!uuid_valid($uuid)) return false;
 
$oid = uuid_to_oid($uuid);
 
echo sprintf("%-32s %s\n", "Your input:", $uuid);
echo "\n";
echo "<u>Various notations:</u>\n";
echo "\n";
echo sprintf("%-32s %s\n", "URN:", 'urn:uuid:' . strtolower(oid_to_uuid(uuid_to_oid($uuid))));
echo sprintf("%-32s %s\n", "URI:", 'uuid:' . strtolower(oid_to_uuid(uuid_to_oid($uuid))));
echo sprintf("%-32s %s\n", "Microsoft GUID syntax:", '{' . strtoupper(oid_to_uuid(uuid_to_oid($uuid))) . '}');
echo sprintf("%-32s %s\n", "C++ struct syntax:", uuid_c_syntax($uuid));
echo "\n";
 
echo sprintf("%-32s %s\n", "As OID (ISO/ITU-T 128 bits):", $oid=uuid_to_oid($uuid, '2.25'));
# Removed because it is too much information (we would also need to add this to the other OIDs too)
#if (class_exists('OidDerConverter')) {
# echo sprintf("%-32s %s\n", "DER encoding of OID:", OidDerConverter::hexarrayToStr(OidDerConverter::oidToDER($oid)));
#}
echo sprintf("%-32s %s\n", "As OID (Microsoft):", $oid=uuid_to_oid($uuid, '1.2.840.113556.1.8000.2554'));
echo sprintf("%-32s %s\n", "As OID (Waterjuice 2x64 bits):", $oid=uuid_to_oid($uuid, '1.3.6.1.4.1.54392.1'));
echo sprintf("%-32s %s\n", "As OID (Waterjuice 4x32 bits):", $oid=uuid_to_oid($uuid, '1.3.6.1.4.1.54392.2'));
echo sprintf("%-32s %s\n", "As OID (Waterjuice 8x16 bits):", $oid=uuid_to_oid($uuid, '1.3.6.1.4.1.54392.3'));
 
echo "\n";
 
echo "<u>Interpretation of the UUID:</u>\n\n";
 
if (!$echo) ob_start();
 
#$uuid = trim($uuid);
287,9 → 333,9
} else if (($version >= 3) && ($version <= 5)) {
echo sprintf("%-32s %s\n", "Variant:", "[0b10_] RFC 4122 (Leach-Mealling-Salz)");
} else if (($version >= 6) && ($version <= 8)) {
echo sprintf("%-32s %s\n", "Variant:", "[0b10_] RFC 4122bis (Leach-Mealling-Peabody-Davis)");
echo sprintf("%-32s %s\n", "Variant:", "[0b10_] RFC draft-ietf-uuidrev-rfc4122bis (Davis-Peabody-Leach)"); // TODO: When new RFC is published, replace the RFC number
} else {
echo sprintf("%-32s %s\n", "Variant:", "[0b10_] RFC 4122 ?");
echo sprintf("%-32s %s\n", "Variant:", "[0b10_] Unknown RFC");
}
 
switch ($version) {
304,7 → 350,7
- 8 bit Clock Sequence Low
- 48 bit MAC Address
*/
echo sprintf("%-32s %s\n", "Version:", "[6] Reordered Time");
echo sprintf("%-32s %s\n", "Version:", "[0x6] Reordered Time-Based");
$uuid = substr($uuid, 0, 8).'-'.
substr($uuid, 8, 4).'-'.
substr($uuid, 12, 4).'-'.
327,7 → 373,7
- 48 bit MAC Address
*/
 
if ($version == 1) echo sprintf("%-32s %s\n", "Version:", "[1] Time-based with unique host identifier");
if ($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
344,6 → 390,7
$x = hexdec(substr($uuid, 16, 4));
$dec = $x & 0x3FFF; // The highest 2 bits are used by "variant" (10x)
$hex = substr($uuid, 16, 4);
$hex = '<abbr title="The highest 2 bits are used by the UUID variant (10xx)">'.$hex[0].'</abbr>'.substr($hex,1);
echo sprintf("%-32s %s\n", "Clock ID:", "[0x$hex] $dec");
 
$x = substr($uuid, 20, 12);
355,10 → 402,8
$nodeid = strtoupper($nodeid);
echo sprintf("%-32s %s\n", "Node ID:", "[0x$x] $nodeid");
 
if (function_exists('decode_mac')) {
echo "\nIn case that this Node ID is a MAC address, here is the interpretation of that MAC address:\n\n";
echo "\n<u>In case that this Node ID is a MAC address, here is the interpretation of that MAC address:</u>\n\n";
decode_mac(strtoupper($nodeid));
}
 
break;
case 2:
376,12 → 421,12
 
// see also https://unicorn-utterances.com/posts/what-happened-to-uuid-v2
 
echo sprintf("%-32s %s\n", "Version:", "[2] DCE Security version");
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') $domain_info = 'Person (POSIX: User-ID)';
else if ($x == '01') $domain_info = 'Group (POSIX: Group-ID)';
if ($x == '00') $domain_info = 'Person (e.g. POSIX UID)';
else if ($x == '01') $domain_info = 'Group (e.g. POSIX GID)';
else if ($x == '02') $domain_info = 'Organization';
else $domain_info = 'site-defined (Domain '.hexdec($x).')';
echo sprintf("%-32s %s\n", "Local Domain:", "[0x$x] $domain_info");
417,6 → 462,7
$x = hexdec(substr($uuid, 16, 2));
$dec = $x & 0x3F; // The highest 2 bits are used by "variant" (10xx)
$hex = substr($uuid, 16, 2);
$hex = '<abbr title="The highest 2 bits are used by the UUID variant (10xx)">'.$hex[0].'</abbr>'.substr($hex,1);
echo sprintf("%-32s %s\n", "Clock ID:", "[0x$hex] $dec");
 
$x = substr($uuid, 20, 12);
428,10 → 474,8
$nodeid = strtoupper($nodeid);
echo sprintf("%-32s %s\n", "Node ID:", "[0x$x] $nodeid");
 
if (function_exists('decode_mac')) {
echo "\nIn case that this Node ID is a MAC address, here is the interpretation of that MAC address:\n\n";
echo "\n<u>In case that this Node ID is a MAC address, here is the interpretation of that MAC address:</u>\n\n";
decode_mac(strtoupper($nodeid));
}
 
break;
case 3:
444,7 → 488,7
- 62 bit Hash Low
*/
 
echo sprintf("%-32s %s\n", "Version:", "[3] Name-based (MD5 hash)");
echo sprintf("%-32s %s\n", "Version:", "[0x3] Name-based (MD5 hash)");
 
$hash = str_replace('-', '', strtolower($uuid));
 
456,9 → 500,9
$var16d = strtoupper(dechex(hexdec($hash[16]) & 0b0011 | 0b1100));
$hash[16] = '?'; // was partially overwritten by variant
 
$p = 16;
$hash = substr($hash,0,$p)."<abbr title=\"$var16a, $var16b, $var16c, or $var16d\">".substr($hash,$p,1).'</abbr>'.substr($hash,$p+1);
echo sprintf("%-32s %s\n", "MD5(Namespace+Subject):", "[0x$hash]");
echo sprintf("%-32s %s\n", "", " ^");
echo sprintf("%-32s %s\n", "", " $var16a, $var16b, $var16c, or $var16d");
 
break;
case 4:
471,7 → 515,7
- 62 bit Random Low
*/
 
echo sprintf("%-32s %s\n", "Version:", "[4] Random");
echo sprintf("%-32s %s\n", "Version:", "[0x4] Random");
 
$rand_line1 = '';
$rand_line2 = '';
504,9 → 548,10
$var16c = strtoupper(dechex(hexdec($rand_bytes[16]) & 0b0011 | 0b1000));
$var16d = strtoupper(dechex(hexdec($rand_bytes[16]) & 0b0011 | 0b1100));
$rand_bytes[16] = '?'; // was partially overwritten by variant
 
$p = 16;
$rand_bytes = substr($rand_bytes,0,$p)."<abbr title=\"$var16a, $var16b, $var16c, or $var16d\">".substr($rand_bytes,$p,1).'</abbr>'.substr($rand_bytes,$p+1);
echo sprintf("%-32s %s\n", "Random bytes:", "[0x$rand_bytes]");
echo sprintf("%-32s %s\n", "", " ^");
echo sprintf("%-32s %s\n", "", " $var16a, $var16b, $var16c, or $var16d");
 
break;
case 5:
519,7 → 564,7
- 62 bit Hash Low
*/
 
echo sprintf("%-32s %s\n", "Version:", "[5] Name-based (SHA-1 hash)");
echo sprintf("%-32s %s\n", "Version:", "[0x5] Name-based (SHA-1 hash)");
 
$hash = str_replace('-', '', strtolower($uuid));
 
533,9 → 578,9
 
$hash .= '????????'; // was cut off
 
$p = 16;
$hash = substr($hash,0,$p)."<abbr title=\"$var16a, $var16b, $var16c, or $var16d\">".substr($hash,$p,1).'</abbr>'.substr($hash,$p+1);
echo sprintf("%-32s %s\n", "SHA1(Namespace+Subject):", "[0x$hash]");
echo sprintf("%-32s %s\n", "", " ^");
echo sprintf("%-32s %s\n", "", " $var16a, $var16b, $var16c, or $var16d");
 
break;
case 7:
543,12 → 588,20
Variant 1, Version 7 UUID
- 48 bit Unix Time in milliseconds
- 4 bit Version (fix 0x7)
- 12 bit Random
- 12 bit Data
- 2 bit Variant (fix 0b10)
- 62 bit Random
- 62 bit Data
 
Structure of data (74 bits):
- OPTIONAL : Sub-millisecond timestamp fraction (0-12 bits)
- OPTIONAL : Carefully seeded counter
- Random generated bits for any remaining space
 
Since we don't know if timestamp fraction or counters are implemented
(and if so, how many bits), we don't decode this information
*/
 
echo sprintf("%-32s %s\n", "Version:", "[7] Unix Epoch Time");
echo sprintf("%-32s %s\n", "Version:", "[0x7] Unix Epoch Time");
 
$timestamp = substr($uuid, 0, 12);
 
588,9 → 641,10
$var16c = strtoupper(dechex(hexdec($rand_bytes[3]) & 0b0011 | 0b1000));
$var16d = strtoupper(dechex(hexdec($rand_bytes[3]) & 0b0011 | 0b1100));
$rand_bytes[3] = '?'; // was partially overwritten by variant
 
$p = 3;
$rand_bytes = substr($rand_bytes,0,$p)."<abbr title=\"$var16a, $var16b, $var16c, or $var16d\">".substr($rand_bytes,$p,1).'</abbr>'.substr($rand_bytes,$p+1);
echo sprintf("%-32s %s\n", "Random bytes:", "[0x$rand_bytes]");
echo sprintf("%-32s %s\n", "", " ^");
echo sprintf("%-32s %s\n", "", " $var16a, $var16b, $var16c, or $var16d");
 
// TODO: convert to and from Base32 CROCKFORD ULID (make 2 methods in uuid_utils.inc.php)
// e.g. ULID: 01GCZ05N3JFRKBRWKNGCQZGP44
600,14 → 654,14
case 8:
/*
Variant 1, Version 8 UUID
- 48 bit Custom data
- 48 bit Custom data [Block 1+2]
- 4 bit Version (fix 0x8)
- 12 bit Custom data
- 12 bit Custom data [Block 3]
- 2 bit Variant (fix 0b10)
- 62 bit Custom data
- 62 bit Custom data [Block 4+5]
*/
 
echo sprintf("%-32s %s\n", "Version:", "[8] Custom implementation");
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
623,15 → 677,147
$custom_block4[0] = dechex(hexdec($custom_block4[0]) & 0b0011); // remove variant
 
echo sprintf("%-32s %s\n", "Custom data:", "[0x$custom_data]");
echo sprintf("%-32s %s\n", "Custom block1 (32 bit):", "[0x$custom_block1]");
echo sprintf("%-32s %s\n", "Custom block2 (16 bit):", "[0x$custom_block2]");
echo sprintf("%-32s %s\n", "Custom block3 (12 bit):", "[0x$custom_block3]");
echo sprintf("%-32s %s\n", "Custom block4 (14 bit):", "[0x$custom_block4]");
echo sprintf("%-32s %s\n", "Custom block5 (48 bit):", "[0x$custom_block5]");
echo sprintf("%-32s %s\n", "Custom data block1 (32 bit):", "[0x$custom_block1]");
echo sprintf("%-32s %s\n", "Custom data block2 (16 bit):", "[0x$custom_block2]");
echo sprintf("%-32s %s\n", "Custom data block3 (12 bit):", "[0x$custom_block3]");
echo sprintf("%-32s %s\n", "Custom data block4 (14 bit):", "[0x$custom_block4]");
echo sprintf("%-32s %s\n", "Custom data block5 (48 bit):", "[0x$custom_block5]");
 
// START: Check if Custom UUIDv8 is likely an OIDplus 2.0 Custom UUID
 
$oidplus_systemid_hex = $custom_block1;
$oidplus_systemid_int = hexdec($oidplus_systemid_hex); // 31 bit hash of public key
$oidplus_systemid_valid = hexdec($custom_block1) < 0x80000000;
 
$oidplus_creation_hex = $custom_block2;
$oidplus_creation_int = hexdec($oidplus_creation_hex); // days since 1 January 1970, or 0 if unknown
//$oidplus_creation_valid = ($oidplus_creation_int >= 14610/*1 Jan 2010*/) && ($oidplus_creation_int <= floor(time()/24/60/60)/*Today*/);
$oidplus_creation_unknown = $oidplus_creation_int == 0;
 
$oidplus_reserved_hex = $custom_block3;
$oidplus_reserved_int = hexdec($oidplus_reserved_hex);
 
$oidplus_namespace_hex = $custom_block4;
$oidplus_namespace_int = hexdec($oidplus_namespace_hex);
 
$oidplus_data_hex = $custom_block5;
$oidplus_data_int = (PHP_INT_SIZE == 4) ? gmp_strval(gmp_init($oidplus_data_hex,16),10) : hexdec($custom_block5);
 
if ($oidplus_systemid_valid && ($oidplus_reserved_int == 0)) {
if (($oidplus_namespace_int == 0) && $oidplus_creation_unknown && (strtolower($oidplus_data_hex) == '1890afd80709')) {
// System GUID, e.g. 6e932dd7-0000-8000-8000-1890afd80709
echo "\n<u>Interpretation of <a href=\"https://github.com/danielmarschall/oidplus/blob/master/doc/oidplus_custom_guid.md\">OIDplus 2.0 Custom UUID</a></u>\n\n";
echo sprintf("%-32s %s\n", "System ID:", "[0x$oidplus_systemid_hex] ".$oidplus_systemid_int);
echo sprintf("%-32s %s\n", "Creation time:", "[0x$oidplus_creation_hex] ".($oidplus_creation_unknown ? 'Unknown' : date('Y-m-d', $oidplus_creation_int*24*60*60))); /**@phpstan-ignore-line*/
echo sprintf("%-32s %s\n", "Reserved:", "[0x$oidplus_reserved_hex]");
echo sprintf("%-32s %s\n", "Namespace:", "[0x$oidplus_namespace_hex] $oidplus_namespace_int=System");
echo sprintf("%-32s %s\n", "Data (empty string hash):", "[0x$oidplus_data_hex] SHA1('') = ????????????????????????????$oidplus_data_hex");
}
else if (($oidplus_namespace_int == 1) && $oidplus_creation_unknown) {
// User GUID, e.g. 6e932dd7-0000-8000-8001-2938f50e857e (User), 6e932dd7-0000-8000-8001-000000000000 (Admin)
echo "\n<u>Interpretation of <a href=\"https://github.com/danielmarschall/oidplus/blob/master/doc/oidplus_custom_guid.md\">OIDplus 2.0 Custom UUID</a></u>\n\n";
echo sprintf("%-32s %s\n", "System ID:", "[0x$oidplus_systemid_hex] ".$oidplus_systemid_int);
echo sprintf("%-32s %s\n", "Creation time:", "[0x$oidplus_creation_hex] ".($oidplus_creation_unknown ? 'Unknown' : date('Y-m-d', $oidplus_creation_int*24*60*60))); /**@phpstan-ignore-line*/
echo sprintf("%-32s %s\n", "Reserved:", "[0x$oidplus_reserved_hex]");
echo sprintf("%-32s %s\n", "Namespace:", "[0x$oidplus_namespace_hex] $oidplus_namespace_int=User");
if ($oidplus_data_int == 0) {
echo sprintf("%-32s %s\n", "Data (Username):", "[0x$oidplus_data_hex] 0=Admin");
} else {
echo sprintf("%-32s %s\n", "Data (Username):", "[0x$oidplus_data_hex] SHA1(UserName) = ????????????????????????????$oidplus_data_hex");
}
}
else if (($oidplus_namespace_int == 2)/* && $oidplus_creation_valid*/) {
// Log entry GUID, e.g. 6e932dd7-458c-8000-8002-0000000004d2
echo "\n<u>Interpretation of <a href=\"https://github.com/danielmarschall/oidplus/blob/master/doc/oidplus_custom_guid.md\">OIDplus 2.0 Custom UUID</a></u>\n\n";
echo sprintf("%-32s %s\n", "System ID:", "[0x$oidplus_systemid_hex] ".$oidplus_systemid_int);
echo sprintf("%-32s %s\n", "Creation time:", "[0x$oidplus_creation_hex] ".($oidplus_creation_unknown ? 'Unknown' : date('Y-m-d', $oidplus_creation_int*24*60*60)));
echo sprintf("%-32s %s\n", "Reserved:", "[0x$oidplus_reserved_hex]");
echo sprintf("%-32s %s\n", "Namespace:", "[0x$oidplus_namespace_hex] $oidplus_namespace_int=Log Entry");
echo sprintf("%-32s %s\n", "Data (Sequence number):", "[0x$oidplus_data_hex] $oidplus_data_int");
}
else if (($oidplus_namespace_int == 3) && $oidplus_creation_unknown) {
// Configuration entry GUID, e.g. 6e932dd7-0000-8000-8003-f14dda42862a
echo "\n<u>Interpretation of <a href=\"https://github.com/danielmarschall/oidplus/blob/master/doc/oidplus_custom_guid.md\">OIDplus 2.0 Custom UUID</a></u>\n\n";
echo sprintf("%-32s %s\n", "System ID:", "[0x$oidplus_systemid_hex] ".$oidplus_systemid_int);
echo sprintf("%-32s %s\n", "Creation time:", "[0x$oidplus_creation_hex] ".($oidplus_creation_unknown ? 'Unknown' : date('Y-m-d', $oidplus_creation_int*24*60*60))); /**@phpstan-ignore-line*/
echo sprintf("%-32s %s\n", "Reserved:", "[0x$oidplus_reserved_hex]");
echo sprintf("%-32s %s\n", "Namespace:", "[0x$oidplus_namespace_hex] $oidplus_namespace_int=Configuration Entry");
echo sprintf("%-32s %s\n", "Data (Setting name hash):", "[0x$oidplus_data_hex] SHA1(SettingName) = ????????????????????????????$oidplus_data_hex");
}
else if ($oidplus_namespace_int == 4) {
// ASN.1 Alpahnumeric identifier GUID, e.g. 6e932dd7-0000-8000-8004-208ded8a3f8f
echo "\n<u>Interpretation of <a href=\"https://github.com/danielmarschall/oidplus/blob/master/doc/oidplus_custom_guid.md\">OIDplus 2.0 Custom UUID</a></u>\n\n";
echo sprintf("%-32s %s\n", "System ID:", "[0x$oidplus_systemid_hex] ".$oidplus_systemid_int);
echo sprintf("%-32s %s\n", "Creation time:", "[0x$oidplus_creation_hex] ".($oidplus_creation_unknown ? 'Unknown' : date('Y-m-d', $oidplus_creation_int*24*60*60)));
echo sprintf("%-32s %s\n", "Reserved:", "[0x$oidplus_reserved_hex]");
echo sprintf("%-32s %s\n", "Namespace:", "[0x$oidplus_namespace_hex] $oidplus_namespace_int=ASN.1 Alphanumeric ID");
$oidplus_data_24hi_hex = substr($oidplus_data_hex, 0, 6);
$oidplus_data_24lo_hex = substr($oidplus_data_hex, 6, 6);
echo sprintf("%-32s %s\n", "Data (OID hash):", "[0x$oidplus_data_24hi_hex] SHA1(OID) = ????????????????????????????$oidplus_data_24hi_hex");
echo sprintf("%-32s %s\n", "Data (Name hash):", "[0x$oidplus_data_24lo_hex] SHA1(AlphaNumId) = ????????????????????????????$oidplus_data_24lo_hex");
}
else if ($oidplus_namespace_int == 5) {
// Unicode Label entry GUID, e.g. 6e932dd7-0000-8000-8005-208dedaf9a96
echo "\n<u>Interpretation of <a href=\"https://github.com/danielmarschall/oidplus/blob/master/doc/oidplus_custom_guid.md\">OIDplus 2.0 Custom UUID</a></u>\n\n";
echo sprintf("%-32s %s\n", "System ID:", "[0x$oidplus_systemid_hex] ".$oidplus_systemid_int);
echo sprintf("%-32s %s\n", "Creation time:", "[0x$oidplus_creation_hex] ".($oidplus_creation_unknown ? 'Unknown' : date('Y-m-d', $oidplus_creation_int*24*60*60)));
echo sprintf("%-32s %s\n", "Reserved:", "[0x$oidplus_reserved_hex]");
echo sprintf("%-32s %s\n", "Namespace:", "[0x$oidplus_namespace_hex] $oidplus_namespace_int=Unicode Label");
$oidplus_data_24hi_hex = substr($oidplus_data_hex, 0, 6);
$oidplus_data_24lo_hex = substr($oidplus_data_hex, 6, 6);
echo sprintf("%-32s %s\n", "Data (OID hash):", "[0x$oidplus_data_24hi_hex] SHA1(OID) = ????????????????????????????$oidplus_data_24hi_hex");
echo sprintf("%-32s %s\n", "Data (Name hash):", "[0x$oidplus_data_24lo_hex] SHA1(UnicodeLabel) = ????????????????????????????$oidplus_data_24lo_hex");
}
else if (($oidplus_namespace_int >= 6) && ($oidplus_namespace_int <= 0xF)) {
// System reserved
echo "\n<u>Interpretation of <a href=\"https://github.com/danielmarschall/oidplus/blob/master/doc/oidplus_custom_guid.md\">OIDplus 2.0 Custom UUID</a></u>\n\n";
echo sprintf("%-32s %s\n", "System ID:", "[0x$oidplus_systemid_hex] ".$oidplus_systemid_int);
echo sprintf("%-32s %s\n", "Creation time:", "[0x$oidplus_creation_hex] ".($oidplus_creation_unknown ? 'Unknown' : date('Y-m-d', $oidplus_creation_int*24*60*60)));
echo sprintf("%-32s %s\n", "Reserved:", "[0x$oidplus_reserved_hex]");
echo sprintf("%-32s %s\n", "Namespace:", "[0x$oidplus_namespace_hex] $oidplus_namespace_int=Unknown (System Reserved)");
echo sprintf("%-32s %s\n", "Data (Setting name hash):", "[0x$oidplus_data_hex] Unknown");
}
else if ($oidplus_namespace_int > 0xF) {
// Information Object GUID, e.g. 6e932dd7-458c-8000-b9e9-c1e3894d1105
$known_objecttype_plugins = array(
// Latest list here: https://github.com/danielmarschall/oidplus/blob/master/doc/oidplus_custom_guid.md
'1.3.6.1.4.1.37476.2.5.2.4.8.1' => 'doi (ViaThinkSoft plugin)',
'1.3.6.1.4.1.37476.2.5.2.4.8.2' => 'gs1 (ViaThinkSoft plugin)',
'1.3.6.1.4.1.37476.2.5.2.4.8.3' => 'guid (ViaThinkSoft plugin)',
'1.3.6.1.4.1.37476.2.5.2.4.8.4' => 'ipv4 (ViaThinkSoft plugin)',
'1.3.6.1.4.1.37476.2.5.2.4.8.5' => 'ipv6 (ViaThinkSoft plugin)',
'1.3.6.1.4.1.37476.2.5.2.4.8.6' => 'java (ViaThinkSoft plugin)',
'1.3.6.1.4.1.37476.2.5.2.4.8.7' => 'oid (ViaThinkSoft plugin)',
'1.3.6.1.4.1.37476.2.5.2.4.8.8' => 'other (ViaThinkSoft plugin)',
'1.3.6.1.4.1.37476.2.5.2.4.8.9' => 'domain (ViaThinkSoft plugin)',
'1.3.6.1.4.1.37476.2.5.2.4.8.10' => 'fourcc (ViaThinkSoft plugin)',
'1.3.6.1.4.1.37476.2.5.2.4.8.11' => 'aid (ViaThinkSoft plugin)',
'1.3.6.1.4.1.37476.2.5.2.4.8.12' => 'php (ViaThinkSoft plugin)',
'1.3.6.1.4.1.37476.2.5.2.4.8.13' => 'mac (ViaThinkSoft plugin)',
'1.3.6.1.4.1.37553.8.1.8.8.53354196964.27255728261' => 'circuit (Frdlweb plugin)',
'1.3.6.1.4.1.37476.9000.108.19361.856' => 'ns (Frdlweb plugin)',
'1.3.6.1.4.1.37553.8.1.8.8.53354196964.32927' => 'pen (Frdlweb plugin)',
'1.3.6.1.4.1.37553.8.1.8.8.53354196964.39870' => 'uri (Frdlweb plugin)',
'1.3.6.1.4.1.37553.8.1.8.8.53354196964.1958965295' => 'web+fan (Frdlweb plugin)'
);
$namespace_desc = 'Unknown object type';
foreach ($known_objecttype_plugins as $oid => $name) {
if ((hexdec(substr(sha1($oid), -4)) & 0x3fff) == $oidplus_namespace_int) $namespace_desc = "$oid = $name";
}
echo "\n<u>Interpretation of <a href=\"https://github.com/danielmarschall/oidplus/blob/master/doc/oidplus_custom_guid.md\">OIDplus 2.0 Custom UUID</a></u>\n\n";
echo sprintf("%-32s %s\n", "System ID:", "[0x$oidplus_systemid_hex] ".$oidplus_systemid_int);
echo sprintf("%-32s %s\n", "Creation time:", "[0x$oidplus_creation_hex] ".($oidplus_creation_unknown ? 'Unknown' : date('Y-m-d', $oidplus_creation_int*24*60*60)));
echo sprintf("%-32s %s\n", "Reserved:", "[0x$oidplus_reserved_hex]");
echo sprintf("%-32s %s\n", "Namespace (Obj.type OID hash):", "[0x$oidplus_namespace_hex] $namespace_desc");
echo sprintf("%-32s %s\n", "Data (Object name hash):", "[0x$oidplus_data_hex] SHA1(ObjectName) = ????????????????????????????$oidplus_data_hex");
}
}
 
// END: OIDplus 2.0 Custom UUID Interpretation
 
break;
default:
echo sprintf("%-32s %s\n", "Version:", "[$version] Unknown");
echo sprintf("%-32s %s\n", "Version:", "[0x".dechex($version)."] Unknown");
break;
}
 
662,7 → 848,8
}
 
function oid_to_uuid($oid) {
if (!is_uuid_oid($oid)) return false;
// TODO: Also support Non-2.25 base UUID-to-OID
if (!is_uuid_oid($oid,true)) return false;
 
if (substr($oid,0,1) == '.') {
$oid = substr($oid, 1);
684,6 → 871,7
}
 
function is_uuid_oid($oid, $only_allow_root=false) {
// TODO: Also support Non-2.25 base UUID-to-OID
if (substr($oid,0,1) == '.') $oid = substr($oid, 1); // remove leading dot
 
$ary = explode('.', $oid);
710,13 → 898,50
return true;
}
 
function uuid_to_oid($uuid) {
function uuid_to_oid($uuid, $base='2.25') {
if (!uuid_valid($uuid)) return false;
#$base = oid_sanitize($base);
 
$uuid = str_replace(array('-', '{', '}'), '', $uuid);
 
// Information about Microsoft and Waterjuice UUID-OID: https://waterjuiceweb.wordpress.com/2019/09/24/guids-to-oids/
 
if ($base == '2.25') {
$x = gmp_init($uuid, 16);
return '2.25.'.gmp_strval($x, 10);
return $base.'.'.gmp_strval($x, 10);
} else if ($base == '1.2.840.113556.1.8000.2554') {
return $base.'.'.
gmp_strval(gmp_init(substr($uuid,0,4),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,4,4),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,8,4),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,12,4),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,16,4),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,20,6),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,26,6),16),10);
} else if ($base == '1.3.6.1.4.1.54392.1') {
return $base.'.'.
gmp_strval(gmp_init(substr($uuid,0,16),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,16,16),16),10);
} else if ($base == '1.3.6.1.4.1.54392.2') {
return $base.'.'.
gmp_strval(gmp_init(substr($uuid,0,8),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,8,8),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,16,8),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,24,8),16),10);
} else if ($base == '1.3.6.1.4.1.54392.3') {
return $base.'.'.
gmp_strval(gmp_init(substr($uuid,0,4),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,4,4),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,8,4),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,12,4),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,16,4),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,20,4),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,24,4),16),10).'.'.
gmp_strval(gmp_init(substr($uuid,28,4),16),10);
} else {
throw new Exception("Unsupported UUID-to-OID base");
}
}
 
function uuid_numeric_value($uuid) {
$oid = uuid_to_oid($uuid);
802,7 → 1027,7
$uuid['time_low'] = gmp_and($time, gmp_init('ffffffff',16));
$high = gmp_shiftr($time,32);
$uuid['time_mid'] = gmp_and($high, gmp_init('ffff',16));
$uuid['time_hi'] = intval(gmp_and(gmp_shiftr($high,16),gmp_init('fff',16)),10) | (1/*TimeBased*/ << 12);
$uuid['time_hi'] = gmp_intval(gmp_and(gmp_shiftr($high,16),gmp_init('fff',16))) | (1/*TimeBased*/ << 12);
} else {
$time = ($tp['sec'] * 10000000) + ($tp['usec'] * 10) + 0x01B21DD213814000;
$uuid['time_low'] = $time & 0xffffffff;
830,7 → 1055,13
}
} else {
// If we cannot get a MAC address, then generate a random AAI
$uuid['node'] = explode('-', gen_aai(48, false));
// RFC 4122 requires the multicast bit to be set, to make sure
// that a UUID from a system with network card never conflicts
// with a UUID from a system without network ard.
// We are additionally defining the other 3 bits as AAI,
// to avoid that we are misusing the CID or OUI from other vendors
// if we would create multicast ELI (based on CID) or EUI (based on OUI).
$uuid['node'] = explode('-', gen_aai(48, true/*Multicast*/));
$uuid['node'] = array_map('hexdec', $uuid['node']);
}
 
844,87 → 1075,7
$uuid['node'][0], $uuid['node'][1], $uuid['node'][2],
$uuid['node'][3], $uuid['node'][4], $uuid['node'][5]);
}
function get_mac_address() {
static $detected_mac = false;
 
if ($detected_mac !== false) { // false NOT null!
return $detected_mac;
}
 
// TODO: This method get_mac_address() should actually be part of mac_utils.inc.php, but we need it
// here, and mac_utils.inc.php shall only be optional. What to do?
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
// Windows
$cmds = array(
"ipconfig /all", // faster
"getmac"
);
foreach ($cmds as $cmd) {
$out = array();
$ec = -1;
exec($cmd, $out, $ec);
if ($ec == 0) {
$out = implode("\n",$out);
$m = array();
if (preg_match("/([0-9a-f]{2}-[0-9a-f]{2}-[0-9a-f]{2}-[0-9a-f]{2}-[0-9a-f]{2}-[0-9a-f]{2})/ismU", $out, $m)) {
$detected_mac = strtolower($m[1]);
return $detected_mac;
}
}
}
} else if (strtoupper(PHP_OS) == 'DARWIN') {
// Mac OS X
$cmds = array(
"networksetup -listallhardwareports 2>/dev/null",
"netstat -i 2>/dev/null"
);
foreach ($cmds as $cmd) {
$out = array();
$ec = -1;
exec($cmd, $out, $ec);
if ($ec == 0) {
$out = implode("\n",$out);
$m = array();
if (preg_match("/([0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2})/ismU", $out, $m)) {
$detected_mac = $m[1];
return $detected_mac;
}
}
}
} else {
// Linux
$addresses = @glob('/sys/class/net/'.'*'.'/address');
foreach ($addresses as $x) {
if (!strstr($x,'/lo/')) {
$detected_mac = trim(file_get_contents($x));
if (substr(mac_type($detected_mac),0,6) == 'EUI-48') {
return $detected_mac;
}
}
}
$cmds = array(
"netstat -ie 2>/dev/null",
"ifconfig 2>/dev/null" // only available for root (because it is in sbin)
);
foreach ($cmds as $cmd) {
$out = array();
$ec = -1;
exec($cmd, $out, $ec);
if ($ec == 0) {
$out = implode("\n",$out);
$m = array();
if (preg_match("/([0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2})/ismU", $out, $m)) {
$detected_mac = $m[1];
return $detected_mac;
}
}
}
}
 
$detected_mac = null;
return $detected_mac;
}
 
# --------------------------------------
// Variant 1, Version 2 (DCE Security) UUID
# --------------------------------------
938,11 → 1089,11
function gen_uuid_dce($domain, $id) {
if (($domain ?? '') === '') throw new Exception("Domain ID missing");
if (!is_numeric($domain)) throw new Exception("Invalid Domain ID");
if (($domain < 0) || ($domain > 255)) throw new Exception("Domain ID must be in range 0..255");
if (($domain < 0) || ($domain > 0xFF)) throw new Exception("Domain ID must be in range 0..255");
 
if (($id ?? '') === '') throw new Exception("ID value missing");
if (!is_numeric($id)) throw new Exception("Invalid ID value");
if (($id < 0) || ($id > 4294967295)) throw new Exception("ID value must be in range 0..4294967295");
if (($id < 0) || ($id > 0xFFFFFFFF)) throw new Exception("ID value must be in range 0..4294967295");
 
# Start with a version 1 UUID
$uuid = gen_uuid_timebased();
996,12 → 1147,12
# On Windows: Requires
# extension_dir = "C:\php-8.0.3-nts-Win32-vs16-x64\ext"
# extension=com_dotnet
// TODO: can we trust that com_create_guid() always outputs UUIDv4?
/*
if (function_exists('com_create_guid')) {
return strtolower(trim(com_create_guid(), '{}'));
$uuid = trim(com_create_guid(), '{}');
if (uuid_version($uuid) === '4') { // <-- just to make 100% sure that Windows's CoCreateGuid() did output UUIDv4
return strtolower($uuid);
}
*/
}
 
# On Debian: apt-get install php-uuid
# extension_loaded('uuid')
1019,20 → 1170,31
}
 
if (strtoupper(substr(PHP_OS, 0, 3)) !== 'WIN') {
# On Debian Jessie: UUID V4 (Random)
if (file_exists($uuidv4_file = '/proc/sys/kernel/random/uuid')) {
$uuid = file_get_contents($uuidv4_file);
if (uuid_version($uuid) === '4') { // <-- just to make 100% sure that it did output UUIDv4
return $uuid;
}
}
 
# On Debian: apt-get install uuid-runtime
$out = array();
$ec = -1;
exec('uuidgen -r 2>/dev/null', $out, $ec);
if ($ec == 0) return trim($out[0]);
 
# On Debian Jessie: UUID V4 (Random)
if (file_exists('/proc/sys/kernel/random/uuid')) {
return trim(file_get_contents('/proc/sys/kernel/random/uuid'));
}
}
 
# Make the UUID by ourselves
# Source: http://rogerstringer.com/2013/11/15/generate-uuids-php
 
if (function_exists('openssl_random_pseudo_bytes')) {
// Source: https://www.php.net/manual/en/function.com-create-guid.php#119168
$data = openssl_random_pseudo_bytes(16);
$data[6] = chr(ord($data[6]) & 0x0f | 0x40); // set version to 0100
$data[8] = chr(ord($data[8]) & 0x3f | 0x80); // set bits 6-7 to 10
return vsprintf('%s%s-%s-%s-%s-%s%s%s', str_split(bin2hex($data), 4));
} else {
// Source: http://rogerstringer.com/2013/11/15/generate-uuids-php
return sprintf( '%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
_random_int( 0, 0xffff ), _random_int( 0, 0xffff ),
_random_int( 0, 0xffff ),
1041,6 → 1203,7
_random_int( 0, 0xffff ), _random_int( 0, 0xffff ), _random_int( 0, 0xffff )
);
}
}
 
# --------------------------------------
// Variant 1, Version 5 (SHA1 name based) UUID
1116,15 → 1279,13
// Variant 1, Version 7 (Unix Epoch) UUID
# --------------------------------------
 
function gen_uuid_v7() {
return gen_uuid_unix_epoch();
function gen_uuid_v7(int $num_ms_frac_bits=12) {
return gen_uuid_unix_epoch($num_ms_frac_bits);
}
function gen_uuid_unix_epoch() {
// Start with an UUIDv4
$uuid = gen_uuid_random();
function gen_uuid_unix_epoch(int $num_ms_frac_bits=12) {
$uuid_nibbles = '';
 
// Add the timestamp
usleep(1000); // Wait 1ms, to make sure that the time part changes if multiple UUIDs are generated
// Add the timestamp (milliseconds Unix)
if (function_exists('gmp_init')) {
list($ms,$sec) = explode(' ', microtime(false));
$sec = gmp_init($sec, 10);
1131,18 → 1292,52
$ms = gmp_init(substr($ms,2,3), 10);
$unix_ts = gmp_strval(gmp_add(gmp_mul($sec, '1000'), $ms),16);
} else {
$unix_ts = dechex((int)round(microtime(true)*1000));
$unix_ts = dechex((int)ceil(microtime(true)*1000));
}
$unix_ts = str_pad($unix_ts, 12, '0', STR_PAD_LEFT);
for ($i=0;$i<8;$i++) $uuid[$i] = substr($unix_ts, $i, 1);
for ($i=0;$i<4;$i++) $uuid[9+$i] = substr($unix_ts, 8+$i, 1);
$uuid_nibbles = $unix_ts;
 
// set version
$uuid[14] = '7';
// Version = 7
$uuid_nibbles .= '7';
 
return $uuid;
// Optional: millisecond fraction (max 12 bits)
if (($num_ms_frac_bits < 0) || ($num_ms_frac_bits > 12)) throw new Exception("Invalid msec frac bits (must be 0..12)");
$resolution_ns = 1000000 / pow(2,$num_ms_frac_bits);
if ($num_ms_frac_bits > 0) {
$seconds_fraction = (float)explode(' ',microtime(false))[0]; // <sec=0>,<msec>
 
$ms_fraction = $seconds_fraction * 1000; // <msec>,<us>
$ms_fraction -= floor($ms_fraction); // <msec=0>,<us>
 
$ns_fraction = $ms_fraction * 1000000; // <ns>
$val = (int)ceil($ns_fraction / $resolution_ns);
 
// Currently, for the output we only allow frac bits 0, 4, 8, 12 (0-3 nibbles),
// since UUIDs are usually sorted in their hex notation, and one of the main
// reasons for using the sub-millisecond fractions it to increase monotonicity
$num_nibbles = (int)ceil($num_ms_frac_bits/4);
$uuid_nibbles .= str_pad(dechex($val), $num_nibbles, '0', STR_PAD_LEFT);
}
 
// TODO Not implemented: Optional counter (to be defined as parameter to this method)
// The counter bits need to be spread before and after the variant bits
 
// Fill with random bits (and the variant bits)
$uuid = gen_uuid_random();
$uuid = str_replace('-', '', $uuid);
for ($i=0; $i<strlen($uuid_nibbles); $i++) $uuid[$i] = $uuid_nibbles[$i];
 
// Wait to make sure that the time part changes if multiple UUIDs are generated
if (time_nanosleep(0,(int)ceil($resolution_ns)) !== true) usleep((int)ceil($resolution_ns/1000));
 
// Output
return substr($uuid, 0, 8).'-'.
substr($uuid, 8, 4).'-'.
substr($uuid, 12, 4).'-'.
substr($uuid, 16, 4).'-'.
substr($uuid, 20, 12);
}
 
# --------------------------------------
// Variant 1, Version 8 (Custom) UUID
# --------------------------------------
1169,6 → 1364,51
return strtolower($block1.'-'.$block2.'-'.$block3.'-'.$block4.'-'.$block5);
}
 
function gen_uuid_v8_namebased($hash_algo, $namespace_uuid, $name) {
if (($hash_algo ?? '') === '') throw new Exception("Hash algorithm argument missing");
 
if (($namespace_uuid ?? '') === '') throw new Exception("Namespace UUID missing");
if (!uuid_valid($namespace_uuid)) throw new Exception("Invalid namespace UUID '$namespace_uuid'");
 
$uuid1 = uuid_valid($hash_algo) ? hex2bin(str_replace('-','',uuid_canonize($hash_algo))) : ''; // old "hash space" concept (dropped in Internet Draft 12)
$uuid2 = hex2bin(str_replace('-','',uuid_canonize($namespace_uuid)));
$payload = $uuid1 . $uuid2 . $name;
 
if (uuid_valid($hash_algo)) {
if (uuid_equal($hash_algo, '59031ca3-fbdb-47fb-9f6c-0f30e2e83145')) $hash_algo = 'sha224';
if (uuid_equal($hash_algo, '3fb32780-953c-4464-9cfd-e85dbbe9843d')) $hash_algo = 'sha256';
if (uuid_equal($hash_algo, 'e6800581-f333-484b-8778-601ff2b58da8')) $hash_algo = 'sha384';
if (uuid_equal($hash_algo, '0fde22f2-e7ba-4fd1-9753-9c2ea88fa3f9')) $hash_algo = 'sha512';
if (uuid_equal($hash_algo, '003c2038-c4fe-4b95-a672-0c26c1b79542')) $hash_algo = 'sha512/224';
if (uuid_equal($hash_algo, '9475ad00-3769-4c07-9642-5e7383732306')) $hash_algo = 'sha512/256';
if (uuid_equal($hash_algo, '9768761f-ac5a-419e-a180-7ca239e8025a')) $hash_algo = 'sha3-224';
if (uuid_equal($hash_algo, '2034d66b-4047-4553-8f80-70e593176877')) $hash_algo = 'sha3-256';
if (uuid_equal($hash_algo, '872fb339-2636-4bdd-bda6-b6dc2a82b1b3')) $hash_algo = 'sha3-384';
if (uuid_equal($hash_algo, 'a4920a5d-a8a6-426c-8d14-a6cafbe64c7b')) $hash_algo = 'sha3-512';
if (uuid_equal($hash_algo, '7ea218f6-629a-425f-9f88-7439d63296bb')) $hash_algo = 'shake128';
if (uuid_equal($hash_algo, '2e7fc6a4-2919-4edc-b0ba-7d7062ce4f0a')) $hash_algo = 'shake256';
}
 
if ($hash_algo == 'shake128') $hash = shake128($payload, 16/*min. required bytes*/, false);
else if ($hash_algo == 'shake256') $hash = shake256($payload, 16/*min. required bytes*/, false);
else $hash = hash($hash_algo, $payload, false);
 
if ($hash == null) {
throw new Exception("Unknown Hash Algorithm $hash_algo");
}
 
$hash = str_pad($hash, 32, '0', STR_PAD_RIGHT); // fill short hashes with zeros to the right
 
$hash[12] = '8'; // Set version: 8 = Custom
$hash[16] = dechex(hexdec($hash[16]) & 0b0011 | 0b1000); // Set variant to "0b10__" (RFC4122/DCE1.1)
 
return substr($hash, 0, 8).'-'.
substr($hash, 8, 4).'-'.
substr($hash, 12, 4).'-'.
substr($hash, 16, 4).'-'.
substr($hash, 20, 12);
}
 
# --------------------------------------
 
// http://php.net/manual/de/function.hex2bin.php#113057
1195,3 → 1435,19
return(gmp_div_q($x,gmp_pow(2,$n)));
}
}
 
function shake128(string $msg, int $outputLength=512, bool $binary=false): string {
include_once __DIR__.'/SHA3.php';
$sponge = SHA3::init(SHA3::SHAKE128);
$sponge->absorb($msg);
$bin = $sponge->squeeze($outputLength);
return $binary ? $bin : bin2hex($bin);
}
 
function shake256(string $msg, int $outputLength=512, bool $binary=false): string {
include_once __DIR__.'/SHA3.php';
$sponge = SHA3::init(SHA3::SHAKE256);
$sponge->absorb($msg);
$bin = $sponge->squeeze($outputLength);
return $binary ? $bin : bin2hex($bin);
}