diff options
Diffstat (limited to 'vendor/maxmind-db/reader/src')
5 files changed, 348 insertions, 180 deletions
diff --git a/vendor/maxmind-db/reader/src/MaxMind/Db/Reader.php b/vendor/maxmind-db/reader/src/MaxMind/Db/Reader.php index 85457c5..807fe62 100644 --- a/vendor/maxmind-db/reader/src/MaxMind/Db/Reader.php +++ b/vendor/maxmind-db/reader/src/MaxMind/Db/Reader.php @@ -1,15 +1,13 @@ <?php
+declare(strict_types=1);
+
namespace MaxMind\Db;
-use BadMethodCallException;
-use Exception;
-use InvalidArgumentException;
use MaxMind\Db\Reader\Decoder;
use MaxMind\Db\Reader\InvalidDatabaseException;
use MaxMind\Db\Reader\Metadata;
use MaxMind\Db\Reader\Util;
-use UnexpectedValueException;
/**
* Instances of this class provide a reader for the MaxMind DB format. IP
@@ -17,15 +15,49 @@ use UnexpectedValueException; */
class Reader
{
+ /**
+ * @var int
+ */
private static $DATA_SECTION_SEPARATOR_SIZE = 16;
+
+ /**
+ * @var string
+ */
private static $METADATA_START_MARKER = "\xAB\xCD\xEFMaxMind.com";
+
+ /**
+ * @var int<0, max>
+ */
private static $METADATA_START_MARKER_LENGTH = 14;
- private static $METADATA_MAX_SIZE = 131072; // 128 * 1024 = 128KB
+ /**
+ * @var int
+ */
+ private static $METADATA_MAX_SIZE = 131072; // 128 * 1024 = 128KiB
+
+ /**
+ * @var Decoder
+ */
private $decoder;
+
+ /**
+ * @var resource
+ */
private $fileHandle;
+
+ /**
+ * @var int
+ */
private $fileSize;
+
+ /**
+ * @var int
+ */
private $ipV4Start;
+
+ /**
+ * @var Metadata
+ */
private $metadata;
/**
@@ -35,40 +67,38 @@ class Reader * @param string $database
* the MaxMind DB file to use
*
- * @throws InvalidArgumentException for invalid database path or unknown arguments
- * @throws \MaxMind\Db\Reader\InvalidDatabaseException
- * if the database is invalid or there is an error reading
- * from it
+ * @throws \InvalidArgumentException for invalid database path or unknown arguments
+ * @throws InvalidDatabaseException
+ * if the database is invalid or there is an error reading
+ * from it
*/
- public function __construct($database)
+ public function __construct(string $database)
{
if (\func_num_args() !== 1) {
- throw new InvalidArgumentException(
- 'The constructor takes exactly one argument.'
+ throw new \ArgumentCountError(
+ sprintf('%s() expects exactly 1 parameter, %d given', __METHOD__, \func_num_args())
);
}
- if (!is_readable($database)) {
- throw new InvalidArgumentException(
+ $fileHandle = @fopen($database, 'rb');
+ if ($fileHandle === false) {
+ throw new \InvalidArgumentException(
"The file \"$database\" does not exist or is not readable."
);
}
- $this->fileHandle = @fopen($database, 'rb');
- if ($this->fileHandle === false) {
- throw new InvalidArgumentException(
- "Error opening \"$database\"."
- );
- }
- $this->fileSize = @filesize($database);
- if ($this->fileSize === false) {
- throw new UnexpectedValueException(
+ $this->fileHandle = $fileHandle;
+
+ $fileSize = @filesize($database);
+ if ($fileSize === false) {
+ throw new \UnexpectedValueException(
"Error determining the size of \"$database\"."
);
}
+ $this->fileSize = $fileSize;
$start = $this->findMetadataStart($database);
$metadataDecoder = new Decoder($this->fileHandle, $start);
- list($metadataArray) = $metadataDecoder->decode($start);
+ [$metadataArray] = $metadataDecoder->decode($start);
$this->metadata = new Metadata($metadataArray);
$this->decoder = new Decoder(
$this->fileHandle,
@@ -83,22 +113,22 @@ class Reader * @param string $ipAddress
* the IP address to look up
*
- * @throws BadMethodCallException if this method is called on a closed database
- * @throws InvalidArgumentException if something other than a single IP address is passed to the method
+ * @throws \BadMethodCallException if this method is called on a closed database
+ * @throws \InvalidArgumentException if something other than a single IP address is passed to the method
* @throws InvalidDatabaseException
- * if the database is invalid or there is an error reading
- * from it
+ * if the database is invalid or there is an error reading
+ * from it
*
* @return mixed the record for the IP address
*/
- public function get($ipAddress)
+ public function get(string $ipAddress)
{
if (\func_num_args() !== 1) {
- throw new InvalidArgumentException(
- 'Method takes exactly one argument.'
+ throw new \ArgumentCountError(
+ sprintf('%s() expects exactly 1 parameter, %d given', __METHOD__, \func_num_args())
);
}
- list($record) = $this->getWithPrefixLen($ipAddress);
+ [$record] = $this->getWithPrefixLen($ipAddress);
return $record;
}
@@ -109,36 +139,30 @@ class Reader * @param string $ipAddress
* the IP address to look up
*
- * @throws BadMethodCallException if this method is called on a closed database
- * @throws InvalidArgumentException if something other than a single IP address is passed to the method
+ * @throws \BadMethodCallException if this method is called on a closed database
+ * @throws \InvalidArgumentException if something other than a single IP address is passed to the method
* @throws InvalidDatabaseException
- * if the database is invalid or there is an error reading
- * from it
+ * if the database is invalid or there is an error reading
+ * from it
*
* @return array an array where the first element is the record and the
* second the network prefix length for the record
*/
- public function getWithPrefixLen($ipAddress)
+ public function getWithPrefixLen(string $ipAddress): array
{
if (\func_num_args() !== 1) {
- throw new InvalidArgumentException(
- 'Method takes exactly one argument.'
+ throw new \ArgumentCountError(
+ sprintf('%s() expects exactly 1 parameter, %d given', __METHOD__, \func_num_args())
);
}
if (!\is_resource($this->fileHandle)) {
- throw new BadMethodCallException(
+ throw new \BadMethodCallException(
'Attempt to read from a closed MaxMind DB.'
);
}
- if (!filter_var($ipAddress, FILTER_VALIDATE_IP)) {
- throw new InvalidArgumentException(
- "The value \"$ipAddress\" is not a valid IP address."
- );
- }
-
- list($pointer, $prefixLen) = $this->findAddressInTree($ipAddress);
+ [$pointer, $prefixLen] = $this->findAddressInTree($ipAddress);
if ($pointer === 0) {
return [null, $prefixLen];
}
@@ -146,9 +170,21 @@ class Reader return [$this->resolveDataPointer($pointer), $prefixLen];
}
- private function findAddressInTree($ipAddress)
+ private function findAddressInTree(string $ipAddress): array
{
- $rawAddress = unpack('C*', inet_pton($ipAddress));
+ $packedAddr = @inet_pton($ipAddress);
+ if ($packedAddr === false) {
+ throw new \InvalidArgumentException(
+ "The value \"$ipAddress\" is not a valid IP address."
+ );
+ }
+
+ $rawAddress = unpack('C*', $packedAddr);
+ if ($rawAddress === false) {
+ throw new InvalidDatabaseException(
+ 'Could not unpack the unsigned char of the packed in_addr representation.'
+ );
+ }
$bitCount = \count($rawAddress) * 8;
@@ -165,7 +201,7 @@ class Reader $node = $this->ipV4Start;
}
} elseif ($metadata->ipVersion === 4 && $bitCount === 128) {
- throw new InvalidArgumentException(
+ throw new \InvalidArgumentException(
"Error looking up $ipAddress. You attempted to look up an"
. ' IPv6 address in an IPv4-only database.'
);
@@ -182,14 +218,18 @@ class Reader if ($node === $nodeCount) {
// Record is empty
return [0, $i];
- } elseif ($node > $nodeCount) {
+ }
+ if ($node > $nodeCount) {
// Record is a data pointer
return [$node, $i];
}
- throw new InvalidDatabaseException('Something bad happened');
+
+ throw new InvalidDatabaseException(
+ 'Invalid or corrupt database. Maximum search depth reached without finding a leaf node'
+ );
}
- private function ipV4StartNode()
+ private function ipV4StartNode(): int
{
// If we have an IPv4 database, the start node is the first node
if ($this->metadata->ipVersion === 4) {
@@ -205,16 +245,23 @@ class Reader return $node;
}
- private function readNode($nodeNumber, $index)
+ private function readNode(int $nodeNumber, int $index): int
{
$baseOffset = $nodeNumber * $this->metadata->nodeByteSize;
switch ($this->metadata->recordSize) {
case 24:
$bytes = Util::read($this->fileHandle, $baseOffset + $index * 3, 3);
- list(, $node) = unpack('N', "\x00" . $bytes);
+ $rc = unpack('N', "\x00" . $bytes);
+ if ($rc === false) {
+ throw new InvalidDatabaseException(
+ 'Could not unpack the unsigned long of the node.'
+ );
+ }
+ [, $node] = $rc;
return $node;
+
case 28:
$bytes = Util::read($this->fileHandle, $baseOffset + 3 * $index, 4);
if ($index === 0) {
@@ -222,14 +269,28 @@ class Reader } else {
$middle = 0x0F & \ord($bytes[0]);
}
- list(, $node) = unpack('N', \chr($middle) . substr($bytes, $index, 3));
+ $rc = unpack('N', \chr($middle) . substr($bytes, $index, 3));
+ if ($rc === false) {
+ throw new InvalidDatabaseException(
+ 'Could not unpack the unsigned long of the node.'
+ );
+ }
+ [, $node] = $rc;
return $node;
+
case 32:
$bytes = Util::read($this->fileHandle, $baseOffset + $index * 4, 4);
- list(, $node) = unpack('N', $bytes);
+ $rc = unpack('N', $bytes);
+ if ($rc === false) {
+ throw new InvalidDatabaseException(
+ 'Could not unpack the unsigned long of the node.'
+ );
+ }
+ [, $node] = $rc;
return $node;
+
default:
throw new InvalidDatabaseException(
'Unknown record size: '
@@ -238,7 +299,10 @@ class Reader }
}
- private function resolveDataPointer($pointer)
+ /**
+ * @return mixed
+ */
+ private function resolveDataPointer(int $pointer)
{
$resolved = $pointer - $this->metadata->nodeCount
+ $this->metadata->searchTreeSize;
@@ -248,7 +312,7 @@ class Reader );
}
- list($data) = $this->decoder->decode($resolved);
+ [$data] = $this->decoder->decode($resolved);
return $data;
}
@@ -258,10 +322,15 @@ class Reader * are much faster algorithms (e.g., Boyer-Moore) for this if speed is ever
* an issue, but I suspect it won't be.
*/
- private function findMetadataStart($filename)
+ private function findMetadataStart(string $filename): int
{
$handle = $this->fileHandle;
$fstat = fstat($handle);
+ if ($fstat === false) {
+ throw new InvalidDatabaseException(
+ "Error getting file information ($filename)."
+ );
+ }
$fileSize = $fstat['size'];
$marker = self::$METADATA_START_MARKER;
$markerLength = self::$METADATA_START_MARKER_LENGTH;
@@ -278,6 +347,7 @@ class Reader return $offset + $markerLength;
}
}
+
throw new InvalidDatabaseException(
"Error opening database file ($filename). " .
'Is this a valid MaxMind DB file?'
@@ -285,40 +355,46 @@ class Reader }
/**
- * @throws InvalidArgumentException if arguments are passed to the method
- * @throws BadMethodCallException if the database has been closed
+ * @throws \InvalidArgumentException if arguments are passed to the method
+ * @throws \BadMethodCallException if the database has been closed
*
* @return Metadata object for the database
*/
- public function metadata()
+ public function metadata(): Metadata
{
if (\func_num_args()) {
- throw new InvalidArgumentException(
- 'Method takes no arguments.'
+ throw new \ArgumentCountError(
+ sprintf('%s() expects exactly 0 parameters, %d given', __METHOD__, \func_num_args())
);
}
// Not technically required, but this makes it consistent with
// C extension and it allows us to change our implementation later.
if (!\is_resource($this->fileHandle)) {
- throw new BadMethodCallException(
+ throw new \BadMethodCallException(
'Attempt to read from a closed MaxMind DB.'
);
}
- return $this->metadata;
+ return clone $this->metadata;
}
/**
* Closes the MaxMind DB and returns resources to the system.
*
- * @throws Exception
- * if an I/O error occurs
+ * @throws \Exception
+ * if an I/O error occurs
*/
- public function close()
+ public function close(): void
{
+ if (\func_num_args()) {
+ throw new \ArgumentCountError(
+ sprintf('%s() expects exactly 0 parameters, %d given', __METHOD__, \func_num_args())
+ );
+ }
+
if (!\is_resource($this->fileHandle)) {
- throw new BadMethodCallException(
+ throw new \BadMethodCallException(
'Attempt to close a closed MaxMind DB.'
);
}
diff --git a/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/Decoder.php b/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/Decoder.php index 8f451b8..8786a01 100644 --- a/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/Decoder.php +++ b/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/Decoder.php @@ -5,14 +5,6 @@ declare(strict_types=1); namespace MaxMind\Db\Reader;
// @codingStandardsIgnoreLine
-use RuntimeException;
-
-/*
- * @ignore
- *
- * We subtract 1 from the log to protect against precision loss.
- */
-\define(__NAMESPACE__ . '\_MM_MAX_INT_BYTES', (int) ((log(\PHP_INT_MAX, 2) - 1) / 8));
class Decoder
{
@@ -20,20 +12,19 @@ class Decoder * @var resource
*/
private $fileStream;
+
/**
* @var int
*/
private $pointerBase;
- /**
- * @var float
- */
- private $pointerBaseByteSize;
+
/**
* This is only used for unit testing.
*
* @var bool
*/
private $pointerTestHack;
+
/**
* @var bool
*/
@@ -51,8 +42,8 @@ class Decoder private const _UINT64 = 9;
private const _UINT128 = 10;
private const _ARRAY = 11;
- private const _CONTAINER = 12;
- private const _END_MARKER = 13;
+ // 12 is the container type
+ // 13 is the end marker type
private const _BOOLEAN = 14;
private const _FLOAT = 15;
@@ -67,7 +58,6 @@ class Decoder $this->fileStream = $fileStream;
$this->pointerBase = $pointerBase;
- $this->pointerBaseByteSize = $pointerBase > 0 ? log($pointerBase, 2) / 8 : 0;
$this->pointerTestHack = $pointerTestHack;
$this->switchByteOrder = $this->isPlatformLittleEndian();
@@ -118,6 +108,9 @@ class Decoder return $this->decodeByType($type, $offset, $size);
}
+ /**
+ * @param int<0, max> $size
+ */
private function decodeByType(int $type, int $offset, int $size): array
{
switch ($type) {
@@ -195,7 +188,13 @@ class Decoder {
// This assumes IEEE 754 doubles, but most (all?) modern platforms
// use them.
- [, $double] = unpack('E', $bytes);
+ $rc = unpack('E', $bytes);
+ if ($rc === false) {
+ throw new InvalidDatabaseException(
+ 'Could not unpack a double value from the given bytes.'
+ );
+ }
+ [, $double] = $rc;
return $double;
}
@@ -204,7 +203,13 @@ class Decoder {
// This assumes IEEE 754 floats, but most (all?) modern platforms
// use them.
- [, $float] = unpack('G', $bytes);
+ $rc = unpack('G', $bytes);
+ if ($rc === false) {
+ throw new InvalidDatabaseException(
+ 'Could not unpack a float value from the given bytes.'
+ );
+ }
+ [, $float] = $rc;
return $float;
}
@@ -231,7 +236,13 @@ class Decoder );
}
- [, $int] = unpack('l', $this->maybeSwitchByteOrder($bytes));
+ $rc = unpack('l', $this->maybeSwitchByteOrder($bytes));
+ if ($rc === false) {
+ throw new InvalidDatabaseException(
+ 'Could not unpack a 32bit integer value from the given bytes.'
+ );
+ }
+ [, $int] = $rc;
return $int;
}
@@ -254,19 +265,31 @@ class Decoder $pointerSize = (($ctrlByte >> 3) & 0x3) + 1;
$buffer = Util::read($this->fileStream, $offset, $pointerSize);
- $offset = $offset + $pointerSize;
+ $offset += $pointerSize;
switch ($pointerSize) {
case 1:
$packed = \chr($ctrlByte & 0x7) . $buffer;
- [, $pointer] = unpack('n', $packed);
+ $rc = unpack('n', $packed);
+ if ($rc === false) {
+ throw new InvalidDatabaseException(
+ 'Could not unpack an unsigned short value from the given bytes (pointerSize is 1).'
+ );
+ }
+ [, $pointer] = $rc;
$pointer += $this->pointerBase;
break;
case 2:
$packed = "\x00" . \chr($ctrlByte & 0x7) . $buffer;
- [, $pointer] = unpack('N', $packed);
+ $rc = unpack('N', $packed);
+ if ($rc === false) {
+ throw new InvalidDatabaseException(
+ 'Could not unpack an unsigned long value from the given bytes (pointerSize is 2).'
+ );
+ }
+ [, $pointer] = $rc;
$pointer += $this->pointerBase + 2048;
break;
@@ -276,7 +299,13 @@ class Decoder // It is safe to use 'N' here, even on 32 bit machines as the
// first bit is 0.
- [, $pointer] = unpack('N', $packed);
+ $rc = unpack('N', $packed);
+ if ($rc === false) {
+ throw new InvalidDatabaseException(
+ 'Could not unpack an unsigned long value from the given bytes (pointerSize is 3).'
+ );
+ }
+ [, $pointer] = $rc;
$pointer += $this->pointerBase + 526336;
break;
@@ -291,7 +320,7 @@ class Decoder if (\PHP_INT_MAX - $pointerBase >= $pointerOffset) {
$pointer = $pointerOffset + $pointerBase;
} else {
- throw new RuntimeException(
+ throw new \RuntimeException(
'The database offset is too large to be represented on your platform.'
);
}
@@ -314,37 +343,44 @@ class Decoder return 0;
}
- $integer = 0;
-
- // PHP integers are signed. _MM_MAX_INT_BYTES is the number of
+ // PHP integers are signed. PHP_INT_SIZE - 1 is the number of
// complete bytes that can be converted to an integer. However,
// we can convert another byte if the leading bit is zero.
- $useRealInts = $byteLength <= _MM_MAX_INT_BYTES
- || ($byteLength === _MM_MAX_INT_BYTES + 1 && (\ord($bytes[0]) & 0x80) === 0);
+ $useRealInts = $byteLength <= \PHP_INT_SIZE - 1
+ || ($byteLength === \PHP_INT_SIZE && (\ord($bytes[0]) & 0x80) === 0);
+
+ if ($useRealInts) {
+ $integer = 0;
+ for ($i = 0; $i < $byteLength; ++$i) {
+ $part = \ord($bytes[$i]);
+ $integer = ($integer << 8) + $part;
+ }
+ return $integer;
+ }
+
+ // We only use gmp or bcmath if the final value is too big
+ $integerAsString = '0';
for ($i = 0; $i < $byteLength; ++$i) {
$part = \ord($bytes[$i]);
- // We only use gmp or bcmath if the final value is too big
- if ($useRealInts) {
- $integer = ($integer << 8) + $part;
- } elseif (\extension_loaded('gmp')) {
- $integer = gmp_strval(gmp_add(gmp_mul((string) $integer, '256'), $part));
+ if (\extension_loaded('gmp')) {
+ $integerAsString = gmp_strval(gmp_add(gmp_mul($integerAsString, '256'), $part));
} elseif (\extension_loaded('bcmath')) {
- $integer = bcadd(bcmul((string) $integer, '256'), (string) $part);
+ $integerAsString = bcadd(bcmul($integerAsString, '256'), (string) $part);
} else {
- throw new RuntimeException(
+ throw new \RuntimeException(
'The gmp or bcmath extension must be installed to read this database.'
);
}
}
- return $integer;
+ return $integerAsString;
}
private function sizeFromCtrlByte(int $ctrlByte, int $offset): array
{
- $size = $ctrlByte & 0x1f;
+ $size = $ctrlByte & 0x1F;
if ($size < 29) {
return [$size, $offset];
@@ -356,10 +392,22 @@ class Decoder if ($size === 29) {
$size = 29 + \ord($bytes);
} elseif ($size === 30) {
- [, $adjust] = unpack('n', $bytes);
+ $rc = unpack('n', $bytes);
+ if ($rc === false) {
+ throw new InvalidDatabaseException(
+ 'Could not unpack an unsigned short value from the given bytes.'
+ );
+ }
+ [, $adjust] = $rc;
$size = 285 + $adjust;
} else {
- [, $adjust] = unpack('N', "\x00" . $bytes);
+ $rc = unpack('N', "\x00" . $bytes);
+ if ($rc === false) {
+ throw new InvalidDatabaseException(
+ 'Could not unpack an unsigned long value from the given bytes.'
+ );
+ }
+ [, $adjust] = $rc;
$size = $adjust + 65821;
}
@@ -375,7 +423,13 @@ class Decoder {
$testint = 0x00FF;
$packed = pack('S', $testint);
+ $rc = unpack('v', $packed);
+ if ($rc === false) {
+ throw new InvalidDatabaseException(
+ 'Could not unpack an unsigned short value from the given bytes.'
+ );
+ }
- return $testint === current(unpack('v', $packed));
+ return $testint === current($rc);
}
}
diff --git a/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/InvalidDatabaseException.php b/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/InvalidDatabaseException.php index 543fde4..028e63f 100644 --- a/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/InvalidDatabaseException.php +++ b/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/InvalidDatabaseException.php @@ -1,12 +1,11 @@ <?php
-namespace MaxMind\Db\Reader;
+declare(strict_types=1);
-use Exception;
+namespace MaxMind\Db\Reader;
/**
* This class should be thrown when unexpected data is found in the database.
*/
-class InvalidDatabaseException extends Exception
-{
-}
+// phpcs:disable
+class InvalidDatabaseException extends \Exception {}
diff --git a/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/Metadata.php b/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/Metadata.php index 94a5592..3c9be87 100644 --- a/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/Metadata.php +++ b/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/Metadata.php @@ -1,71 +1,108 @@ <?php
+declare(strict_types=1);
+
namespace MaxMind\Db\Reader;
/**
* This class provides the metadata for the MaxMind DB file.
- *
- * @property int $nodeCount This is an unsigned 32-bit
- * integer indicating the number of
- * nodes in the search tree.
- * @property int $recordSize This is an unsigned 16-bit
- * integer. It indicates the number
- * of bits in a record in the search
- * tree. Note that each node
- * consists of two records.
- * @property int $ipVersion This is an unsigned 16-bit
- * integer which is always 4 or 6.
- * It indicates whether the database
- * contains IPv4 or IPv6 address
- * data.
- * @property string $databaseType This is a string that indicates
- * the structure of each data record
- * associated with an IP address.
- * The actual definition of these
- * structures is left up to the
- * database creator.
- * @property array $languages An array of strings, each of
- * which is a language code. A given
- * record may contain data items
- * that have been localized to some
- * or all of these languages. This
- * may be undefined.
- * @property int $binaryFormatMajorVersion This is an unsigned 16-bit
- * integer indicating the major
- * version number for the database's
- * binary format.
- * @property int $binaryFormatMinorVersion This is an unsigned 16-bit
- * integer indicating the minor
- * version number for the database's
- * binary format.
- * @property int $buildEpoch This is an unsigned 64-bit
- * integer that contains the
- * database build timestamp as a
- * Unix epoch value.
- * @property array $description This key will always point to a
- * map (associative array). The keys
- * of that map will be language
- * codes, and the values will be a
- * description in that language as a
- * UTF-8 string. May be undefined
- * for some databases.
*/
class Metadata
{
- private $binaryFormatMajorVersion;
- private $binaryFormatMinorVersion;
- private $buildEpoch;
- private $databaseType;
- private $description;
- private $ipVersion;
- private $languages;
- private $nodeByteSize;
- private $nodeCount;
- private $recordSize;
- private $searchTreeSize;
+ /**
+ * This is an unsigned 16-bit integer indicating the major version number
+ * for the database's binary format.
+ *
+ * @var int
+ */
+ public $binaryFormatMajorVersion;
+
+ /**
+ * This is an unsigned 16-bit integer indicating the minor version number
+ * for the database's binary format.
+ *
+ * @var int
+ */
+ public $binaryFormatMinorVersion;
+
+ /**
+ * This is an unsigned 64-bit integer that contains the database build
+ * timestamp as a Unix epoch value.
+ *
+ * @var int
+ */
+ public $buildEpoch;
+
+ /**
+ * This is a string that indicates the structure of each data record
+ * associated with an IP address. The actual definition of these
+ * structures is left up to the database creator.
+ *
+ * @var string
+ */
+ public $databaseType;
+
+ /**
+ * This key will always point to a map (associative array). The keys of
+ * that map will be language codes, and the values will be a description
+ * in that language as a UTF-8 string. May be undefined for some
+ * databases.
+ *
+ * @var array
+ */
+ public $description;
+
+ /**
+ * This is an unsigned 16-bit integer which is always 4 or 6. It indicates
+ * whether the database contains IPv4 or IPv6 address data.
+ *
+ * @var int
+ */
+ public $ipVersion;
+
+ /**
+ * An array of strings, each of which is a language code. A given record
+ * may contain data items that have been localized to some or all of
+ * these languages. This may be undefined.
+ *
+ * @var array
+ */
+ public $languages;
+
+ /**
+ * @var int
+ */
+ public $nodeByteSize;
- public function __construct($metadata)
+ /**
+ * This is an unsigned 32-bit integer indicating the number of nodes in
+ * the search tree.
+ *
+ * @var int
+ */
+ public $nodeCount;
+
+ /**
+ * This is an unsigned 16-bit integer. It indicates the number of bits in a
+ * record in the search tree. Note that each node consists of two records.
+ *
+ * @var int
+ */
+ public $recordSize;
+
+ /**
+ * @var int
+ */
+ public $searchTreeSize;
+
+ public function __construct(array $metadata)
{
+ if (\func_num_args() !== 1) {
+ throw new \ArgumentCountError(
+ sprintf('%s() expects exactly 1 parameter, %d given', __METHOD__, \func_num_args())
+ );
+ }
+
$this->binaryFormatMajorVersion =
$metadata['binary_format_major_version'];
$this->binaryFormatMinorVersion =
@@ -80,9 +117,4 @@ class Metadata $this->nodeByteSize = $this->recordSize / 4;
$this->searchTreeSize = $this->nodeCount * $this->nodeByteSize;
}
-
- public function __get($var)
- {
- return $this->$var;
- }
}
diff --git a/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/Util.php b/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/Util.php index 149a5c4..b8c461e 100644 --- a/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/Util.php +++ b/vendor/maxmind-db/reader/src/MaxMind/Db/Reader/Util.php @@ -1,10 +1,16 @@ <?php
+declare(strict_types=1);
+
namespace MaxMind\Db\Reader;
class Util
{
- public static function read($stream, $offset, $numberOfBytes)
+ /**
+ * @param resource $stream
+ * @param int<0, max> $numberOfBytes
+ */
+ public static function read($stream, int $offset, int $numberOfBytes): string
{
if ($numberOfBytes === 0) {
return '';
@@ -15,10 +21,11 @@ class Util // We check that the number of bytes read is equal to the number
// asked for. We use ftell as getting the length of $value is
// much slower.
- if (ftell($stream) - $offset === $numberOfBytes) {
+ if ($value !== false && ftell($stream) - $offset === $numberOfBytes) {
return $value;
}
}
+
throw new InvalidDatabaseException(
'The MaxMind DB file contains bad data'
);
|