Subversion Repositories uuid_mac_utils

        if (!uuid_valid($hash_uuid)) throw new Exception("Invalid hash space ID '$hash_uuid'");

                        if ($algo == 'shake128') $hash = shake128($payload, 16/*min. required bytes*/, false);

                        else if ($algo == 'shake256') $hash = shake256($payload, 16/*min. required bytes*/, false);

        // ---

        // Proposal https://github.com/ietf-wg-uuidrev/rfc4122bis/issues/143#issuecomment-1709117798 , probably to be put into Draft 12

        $category = 'Internet Draft 12 Proposal';

        $out[] = ['sha224', gen_uuid_v5(UUID_NAMEBASED_NS_OID, $oid='2.16.840.1.101.3.4.2.4'), 'SHA-224', $category, PHP_VERSION_ID >= 70100, $oid];

        $out[] = ['sha256', gen_uuid_v5(UUID_NAMEBASED_NS_OID, $oid='2.16.840.1.101.3.4.2.1'), 'SHA-256', $category, PHP_VERSION_ID >= 70100, $oid];

        $out[] = ['sha384', gen_uuid_v5(UUID_NAMEBASED_NS_OID, $oid='2.16.840.1.101.3.4.2.2'), 'SHA-384', $category, PHP_VERSION_ID >= 70100, $oid];

        $out[] = ['sha512', gen_uuid_v5(UUID_NAMEBASED_NS_OID, $oid='2.16.840.1.101.3.4.2.3'), 'SHA-512', $category, PHP_VERSION_ID >= 70100, $oid];

        $out[] = ['sha512/224', gen_uuid_v5(UUID_NAMEBASED_NS_OID, $oid='2.16.840.1.101.3.4.2.5'), 'SHA-512/224', $category, PHP_VERSION_ID >= 70100, $oid];

        $out[] = ['sha512/256', gen_uuid_v5(UUID_NAMEBASED_NS_OID, $oid='2.16.840.1.101.3.4.2.6'), 'SHA-512/256', $category, PHP_VERSION_ID >= 70100, $oid];

        $out[] = ['sha3-224', gen_uuid_v5(UUID_NAMEBASED_NS_OID, $oid='2.16.840.1.101.3.4.2.7'), 'SHA3-224', $category, PHP_VERSION_ID >= 70100, $oid];

        $out[] = ['sha3-256', gen_uuid_v5(UUID_NAMEBASED_NS_OID, $oid='2.16.840.1.101.3.4.2.8'), 'SHA3-256', $category, PHP_VERSION_ID >= 70100, $oid];

        $out[] = ['sha3-384', gen_uuid_v5(UUID_NAMEBASED_NS_OID, $oid='2.16.840.1.101.3.4.2.9'), 'SHA3-384', $category, PHP_VERSION_ID >= 70100, $oid];

        $out[] = ['sha3-512', gen_uuid_v5(UUID_NAMEBASED_NS_OID, $oid='2.16.840.1.101.3.4.2.10'), 'SHA3-512', $category, PHP_VERSION_ID >= 70100, $oid];

        $out[] = ['shake128'/*Currently no PHP core algorithm!*/, gen_uuid_v5(UUID_NAMEBASED_NS_OID, $oid='2.16.840.1.101.3.4.2.11'), 'SHAKE128', $category, file_exists(__DIR__.'/SHA3.php'), $oid];

        $out[] = ['shake256'/*Currently no PHP core algorithm!*/, gen_uuid_v5(UUID_NAMEBASED_NS_OID, $oid='2.16.840.1.101.3.4.2.12'), 'SHAKE256', $category, file_exists(__DIR__.'/SHA3.php'), $oid];

        // ---

        // The following Hash Space UUIDs are defined by ViaThinkSoft

        //      UUIDv8_NamebasedViaThinkSoft := <HashAlgo>_AsUUIDv8( BinaryHashSpaceUUID + BinaryNamespaceUUID + Data )

        // Algorithms which have an OID get defined as follows:

        //      BinaryHashSpaceUUID := SHA1_AsUUIDv5( hex2bin(NS_OID) + AlgorithmOID )

        // If no OID can be found, the hash space is constructed using a custom namespace and the PHP name as payload:

        //      BinaryHashSpaceUUID := SHA1_AsUUIDv5( hex2bin('1ee317e2-1853-64b2-8fe9-3c4a92df8582') + PhpHashAlgoName )

        $available_algos = hash_algos();

        $unavailable_algos = [];

        if (PHP_VERSION_ID < 80100/*8.1.0*/) {

                $unavailable_algos[] = 'murmur3c'; // length: 16 bytes

                $unavailable_algos[] = 'murmur3f'; // length: 16 bytes

                $unavailable_algos[] = 'xxh128';   // length: 16 bytes

        }

        if (PHP_VERSION_ID < 99999) {

                // How to update this list $unavailable_algos:

                // 1. Look if new hashes are listed in the PHP documentation: https://www.php.net/manual/de/function.hash-algos.php

                // 2. If the required version is lower than our server version, then you don't need to do anything

                // 3. Otherwise, run this command on a different machine (where the algorithms are implemented) to check if the hashes have the correct length

                //      foreach (hash_algos() as $algo) {

                //              $len = strlen(hash($algo, '', false));

                //              if ($len >= 32) echo "$algo, length $len\n";

                //      }

                // 4. Then, include all fitting hashes here

                // 5. Please publish the new hash space IDs here: https://oidplus.viathinksoft.com/oidplus/?goto=guid%3Auuid_mac_utils%2Fuuidv8_hash_space_vts

        }

        $all_algos = array_merge($available_algos, $unavailable_algos);

        foreach ($all_algos as $algo) {

                if ($algo == 'md5') continue; // MD5 is already used in UUIDv3

                if ($algo == 'sha1') continue; // SHA1 is already used in UUIDv5

                foreach ($out as list($algo2,$space,$friendlyName,$author)) {

                        if ($algo == $algo2) continue 2; // UUID is already defined by RFC, don't need a VTS Hash Space UUID

                }

                if (in_array($algo,$available_algos) && (strlen(hash($algo,'',false)) < 32)) continue; // Hash too short (needs at least 16 bytes)

                // List of OIDs here: https://github.com/ietf-wg-uuidrev/rfc4122bis/issues/143#issuecomment-1709117798

                $oid = null;

                if ($algo == 'gost') $oid = '1.2.643.2.2.30.0';

                if ($algo == 'gost-crypto') $oid = '1.2.643.2.2.30.1';

                if ($algo == 'haval128,3') $oid = '1.3.6.1.4.1.18105.2.1.1.1';

                if ($algo == 'haval160,3') $oid = '1.3.6.1.4.1.18105.2.1.1.2';

                if ($algo == 'haval192,3') $oid = '1.3.6.1.4.1.18105.2.1.1.3';

                if ($algo == 'haval224,3') $oid = '1.3.6.1.4.1.18105.2.1.1.4';

                if ($algo == 'haval256,3') $oid = '1.3.6.1.4.1.18105.2.1.1.5';

                if ($algo == 'haval128,4') $oid = '1.3.6.1.4.1.18105.2.1.1.6';

                if ($algo == 'haval160,4') $oid = '1.3.6.1.4.1.18105.2.1.1.7';

                if ($algo == 'haval192,4') $oid = '1.3.6.1.4.1.18105.2.1.1.8';

                if ($algo == 'haval224,4') $oid = '1.3.6.1.4.1.18105.2.1.1.9';

                if ($algo == 'haval256,4') $oid = '1.3.6.1.4.1.18105.2.1.1.10';

                if ($algo == 'haval128,5') $oid = '1.3.6.1.4.1.18105.2.1.1.11';

                if ($algo == 'haval160,5') $oid = '1.3.6.1.4.1.18105.2.1.1.12';

                if ($algo == 'haval192,5') $oid = '1.3.6.1.4.1.18105.2.1.1.13';

                if ($algo == 'haval224,5') $oid = '1.3.6.1.4.1.18105.2.1.1.14';

                if ($algo == 'haval256,5') $oid = '1.3.6.1.4.1.18105.2.1.1.15';

                if ($algo == 'md2') $oid = '1.2.840.113549.2.2';

                if ($algo == 'md4') $oid = '1.2.840.113549.2.4';

                if ($algo == 'ripemd128') $oid = '1.3.36.3.2.2'; // or 1.0.10118.3.0.50

                if ($algo == 'ripemd160') $oid = '1.3.36.3.2.1'; // or 1.0.10118.3.0.49

                if ($algo == 'ripemd256') $oid = '1.3.36.3.2.3';

                if ($algo == 'whirlpool') $oid = '1.0.10118.3.0.55';

                if ($oid == null) {

                        $out[] = [$algo, gen_uuid_v5('1ee317e2-1853-64b2-8fe9-3c4a92df8582', $algo), strtoupper($algo), 'ViaThinkSoft by PHP name', in_array($algo,$available_algos), $oid];

                } else {

                        $out[] = [$algo, gen_uuid_v5(UUID_NAMEBASED_NS_OID, $oid), strtoupper($algo), 'ViaThinkSoft by OID', in_array($algo,$available_algos), $oid];

                }

        }