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<?php // ------- INPUT DATA PART --------- $secured_server_seed = ''; // Input secured server seed if you want to validate it $server_seed = ''; $client_seed = ''; $nonce = 0; $roll = 0; // ------- INPUT DATA PART END --------- if (!empty($secured_server_seed)) { $hash_seed = hash('sha256', $server_seed); echo "Server seed: " . (strtolower($secured_server_seed) === strtolower($hash_seed) ? 'valid' : 'invalid') . "\n"; } $game_hash = hash_hmac('sha512', $server_seed, $client_seed . '-' . $nonce); $roll_game = 1 + hexdec(substr($game_hash, 0, 7)) % 10000000; echo "Roll for $nonce = $roll_game\n"; echo "Roll: " . ($roll_game === $roll ? 'valid' : 'invalid') . "\n";
Output for 5.1.2 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Roll for 0 = 1764552 Roll: invalid
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Roll for 0 = 1764552 Roll: invalid
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.1
Fatal error: Call to undefined function hash_hmac() in /in/qCMZ9 on line 18
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: hash_hmac() in /in/qCMZ9 on line 18
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: hash_hmac() in /in/qCMZ9 on line 18
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: hash_hmac() in /in/qCMZ9 on line 18

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