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/home/nshryvcy/blissfulnepal.com/wp-content/plugins/wordfence/vendor/wordfence/mmdb-reader/src/DatabaseMetadata.php

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<?php

namespace Wordfence\MmdbReader;

use Wordfence\MmdbReader\Exception\FormatException;

class DatabaseMetadata {

const MAX_LENGTH = 131072; //128 * 1024;

const FIELD_MAJOR_VERSION = 'binary_format_major_version';
	const FIELD_NODE_COUNT = 'node_count';
	const FIELD_RECORD_SIZE = 'record_size';
	const FIELD_IP_VERSION = 'ip_version';
	const FIELD_BUILD_EPOCH = 'build_epoch';

private $data;

public function __construct($data) {
		$this->data = $data;
	}

private function getField($key, $default = null, &$exists = null) {
		if (!array_key_exists($key, $this->data)) {
			$exists = false;
			return $default;
		}
		$exists = true;
		return $this->data[$key];
	}

private function requireField($key) {
		$value = $this->getField($key, null, $exists);
		if (!$exists)
			throw new FormatException("Metadata field {$key} is missing");
		return $value;
	}

public function requireInteger($key) {
		$value = $this->requireField($key);
		if (!is_int($value))
			throw new FormatException("Field {$key} should be an integer, received: " . print_r($value, true));
		return $value;
	}

public function getMajorVersion() {
		return $this->requireInteger(self::FIELD_MAJOR_VERSION);
	}

public function getNodeCount() {
		return $this->requireInteger(self::FIELD_NODE_COUNT);
	}

public function getRecordSize() {
		return $this->requireInteger(self::FIELD_RECORD_SIZE);
	}

public function getIpVersion() {
		return $this->requireInteger(self::FIELD_IP_VERSION);
	}

public function getBuildEpoch() {
		return $this->requireInteger(self::FIELD_BUILD_EPOCH);
	}

public static function parse($handle) {
		$offset = $handle->getPosition();
		$parser = new DataFieldParser($handle, $offset);
		$value = $parser->parseField();
		if (!is_array($value))
			throw new FormatException('Unexpected field type found when metadata map was expected: ' . print_r($value, true));
		return new self($value);
	}

}

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Name	Size	Perms	Modified	Actions
Exception DIR	-	drwxr-xr-x	2026-06-03 14:57:34	Edit Download recursive recursive
Io DIR	-	drwxr-xr-x	2026-06-03 14:57:34	Edit Download recursive recursive
ControlByte.php	2.50 KB	lrw-r--r--	2026-06-03 14:57:34	Edit Download recursive recursive
Database.php	6.02 KB	lrw-r--r--	2026-06-03 14:57:34	Edit Download recursive recursive
DatabaseMetadata.php	1.87 KB	lrw-r--r--	2026-06-03 14:57:34	Edit Download recursive recursive
DataFieldParser.php	4.99 KB	lrw-r--r--	2026-06-03 14:57:34	Edit Download recursive recursive
Endianness.php	699 B	lrw-r--r--	2026-06-03 14:57:34	Edit Download recursive recursive
IntegerParser.php	265 B	lrw-r--r--	2026-06-03 14:57:34	Edit Download recursive recursive
IpAddress.php	2.56 KB	lrw-r--r--	2026-06-03 14:57:34	Edit Download recursive recursive
IpAddressInterface.php	497 B	lrw-r--r--	2026-06-03 14:57:34	Edit Download recursive recursive
Node.php	566 B	lrw-r--r--	2026-06-03 14:57:34	Edit Download recursive recursive
NodeReader.php	2.04 KB	lrw-r--r--	2026-06-03 14:57:34	Edit Download recursive recursive
NodeRecord.php	1.22 KB	lrw-r--r--	2026-06-03 14:57:34	Edit Download recursive recursive

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