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<?php function mcryptPadKey($key, $cipher, $blockMode) { $td = mcrypt_module_open($cipher, '', $blockMode, ''); $size = mcrypt_enc_get_key_size($td); mcrypt_module_close($td); //echo "- " . strlen($key) . " - " . $size . "\n\n"; if (strlen($key) === 0) { $key = str_repeat("\0", $size); } else if (strlen($key) > $size) { return substr($key, 0, $size); } else if (strlen($key) % $size) { $key = $key.str_repeat("\0", $size - (strlen($key) % $size)); } return $key; } function mcryptPadIV($iv, $cipher, $blockMode) { $td = mcrypt_module_open($cipher, '', $blockMode, ''); $size = mcrypt_enc_get_block_size($td); mcrypt_module_close($td); echo "- " . strlen($iv) . " - " . $size . "\n\n"; if (strlen($iv) != $size) { echo 'ok: ' . str_repeat("\0", $size); return str_repeat("\0", $size); } else { return $iv; } } function mcryptPadData($data, $cipher, $blockMode) { if (!is_scalar($data) && $data !== null) { return $data; } $td = mcrypt_module_open($cipher, '', $blockMode, ''); $size = mcrypt_enc_get_block_size($td); mcrypt_module_close($td); //echo "- " . strlen($data) . " - " . $size . "\n\n"; if (strlen($data) < $size) { return str_pad($data, $size, "\0"); } else { return $data; } } function mcryptDataConvert($mixed, $strict = false) { if (is_string($mixed)) { return $mixed; } if ( is_array($mixed) || is_object($mixed) && !method_exists($mixed, '__toString') || is_resource($mixed) ) { return $strict ? null : ''; } else if ($mixed === null) { return ''; } else { return (string)$mixed; } } function encode($input, $mode = "ASCII") { $res = ""; switch ($mode) { case "ASCII": for($i = 0; $i < strlen($input); $i++) $res .= ord($input[$i])."-"; break; case "hex": $unpack = unpack('H*', $input); $res = array_shift($unpack); break; default: $res = $input; break; } return $res; } $data = "52824616"; $key = "khfTiNtfrZ8554khfTiNtf\0\0"; $iv = base64_decode('w1Uy6MvHZNY='); $output = "hex"; echo $iv . "\n\n"; $my_key = $key; $my_key .= substr($my_key,0,8); $iv = $iv !== null ? $iv : "ÃU2èËÇdÖ"; $data = mcryptPadData($data, MCRYPT_3DES, MCRYPT_MODE_CBC); $my_key2 = mcryptPadKey($my_key, MCRYPT_3DES, MCRYPT_MODE_CBC); $iv2 = mcryptPadIV($iv, MCRYPT_3DES, MCRYPT_MODE_CBC); $crypt = mcrypt_encrypt(MCRYPT_3DES, $my_key2, $data, MCRYPT_MODE_CBC, $iv2); echo 'data: ' . $data . "\n"; echo 'key2: ' . $my_key2 . "\n"; echo 'iv2: ' . $iv2 . "\n"; echo $crypt . "\n\n"; echo encode($crypt, $output) . "\n";