sop / asn1

lib/ASN1/Type/Primitive/RelativeOID.php

Indentation +30 added lines, -30 removed lines

@@ -13,36 +13,36 @@
  */
 class RelativeOID extends ObjectIdentifier
 {
-    /**
-     * Constructor.
-     *
-     * @param string $oid OID in dotted format
-     */
-    public function __construct(string $oid)
-    {
-        $this->_oid = $oid;
-        $this->_subids = self::_explodeDottedOID($oid);
-        $this->_typeTag = self::TYPE_RELATIVE_OID;
-    }
+	/**
+	 * Constructor.
+	 *
+	 * @param string $oid OID in dotted format
+	 */
+	public function __construct(string $oid)
+	{
+		$this->_oid = $oid;
+		$this->_subids = self::_explodeDottedOID($oid);
+		$this->_typeTag = self::TYPE_RELATIVE_OID;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _encodedContentDER(): string
-    {
-        return self::_encodeSubIDs(...$this->_subids);
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _encodedContentDER(): string
+	{
+		return self::_encodeSubIDs(...$this->_subids);
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected static function _decodeFromDER(Identifier $identifier,
-        string $data, int &$offset): ElementBase
-    {
-        $idx = $offset;
-        $len = Length::expectFromDER($data, $idx)->intLength();
-        $subids = self::_decodeSubIDs(substr($data, $idx, $len));
-        $offset = $idx + $len;
-        return new self(self::_implodeSubIDs(...$subids));
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected static function _decodeFromDER(Identifier $identifier,
+		string $data, int &$offset): ElementBase
+	{
+		$idx = $offset;
+		$len = Length::expectFromDER($data, $idx)->intLength();
+		$subids = self::_decodeSubIDs(substr($data, $idx, $len));
+		$offset = $idx + $len;
+		return new self(self::_implodeSubIDs(...$subids));
+	}
 }

Spacing +1 added lines, -1 removed lines

@@ -1,6 +1,6 @@
 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Sop\ASN1\Type\Primitive;
 

lib/ASN1/Type/Primitive/GraphicString.php

Indentation +19 added lines, -19 removed lines

@@ -12,25 +12,25 @@
  */
 class GraphicString extends PrimitiveString
 {
-    use UniversalClass;
+	use UniversalClass;
 
-    /**
-     * Constructor.
-     *
-     * @param string $string
-     */
-    public function __construct(string $string)
-    {
-        $this->_typeTag = self::TYPE_GRAPHIC_STRING;
-        parent::__construct($string);
-    }
+	/**
+	 * Constructor.
+	 *
+	 * @param string $string
+	 */
+	public function __construct(string $string)
+	{
+		$this->_typeTag = self::TYPE_GRAPHIC_STRING;
+		parent::__construct($string);
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _validateString(string $string): bool
-    {
-        // allow everything
-        return true;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _validateString(string $string): bool
+	{
+		// allow everything
+		return true;
+	}
 }

Spacing +1 added lines, -1 removed lines

@@ -1,6 +1,6 @@
 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Sop\ASN1\Type\Primitive;
 

lib/ASN1/Type/PrimitiveType.php

Indentation +9 added lines, -9 removed lines

@@ -9,13 +9,13 @@
  */
 trait PrimitiveType
 {
-    /**
-     * @see \Sop\ASN1\Feature\ElementBase::isConstructed()
-     *
-     * @return bool
-     */
-    public function isConstructed(): bool
-    {
-        return false;
-    }
+	/**
+	 * @see \Sop\ASN1\Feature\ElementBase::isConstructed()
+	 *
+	 * @return bool
+	 */
+	public function isConstructed(): bool
+	{
+		return false;
+	}
 }

Spacing +1 added lines, -1 removed lines

@@ -1,6 +1,6 @@
 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Sop\ASN1\Type;
 

lib/ASN1/Type/TaggedType.php

Indentation +72 added lines, -72 removed lines

@@ -14,79 +14,79 @@
  */
 abstract class TaggedType extends Element
 {
-    /**
-     * Check whether element supports explicit tagging.
-     *
-     * @param null|int $expectedTag Optional outer tag expectation
-     *
-     * @throws \UnexpectedValueException If expectation fails
-     *
-     * @return ExplicitTagging
-     */
-    public function expectExplicit(?int $expectedTag = null): ExplicitTagging
-    {
-        $el = $this;
-        if (!$el instanceof ExplicitTagging) {
-            throw new \UnexpectedValueException(
-                "Element doesn't implement explicit tagging.");
-        }
-        if (isset($expectedTag)) {
-            $el->expectTagged($expectedTag);
-        }
-        return $el;
-    }
+	/**
+	 * Check whether element supports explicit tagging.
+	 *
+	 * @param null|int $expectedTag Optional outer tag expectation
+	 *
+	 * @throws \UnexpectedValueException If expectation fails
+	 *
+	 * @return ExplicitTagging
+	 */
+	public function expectExplicit(?int $expectedTag = null): ExplicitTagging
+	{
+		$el = $this;
+		if (!$el instanceof ExplicitTagging) {
+			throw new \UnexpectedValueException(
+				"Element doesn't implement explicit tagging.");
+		}
+		if (isset($expectedTag)) {
+			$el->expectTagged($expectedTag);
+		}
+		return $el;
+	}
 
-    /**
-     * Get the wrapped inner element employing explicit tagging.
-     *
-     * @param null|int $expectedTag Optional outer tag expectation
-     *
-     * @throws \UnexpectedValueException If expectation fails
-     *
-     * @return UnspecifiedType
-     */
-    public function asExplicit(?int $expectedTag = null): UnspecifiedType
-    {
-        return $this->expectExplicit($expectedTag)->explicit();
-    }
+	/**
+	 * Get the wrapped inner element employing explicit tagging.
+	 *
+	 * @param null|int $expectedTag Optional outer tag expectation
+	 *
+	 * @throws \UnexpectedValueException If expectation fails
+	 *
+	 * @return UnspecifiedType
+	 */
+	public function asExplicit(?int $expectedTag = null): UnspecifiedType
+	{
+		return $this->expectExplicit($expectedTag)->explicit();
+	}
 
-    /**
-     * Check whether element supports implicit tagging.
-     *
-     * @param null|int $expectedTag Optional outer tag expectation
-     *
-     * @throws \UnexpectedValueException If expectation fails
-     *
-     * @return ImplicitTagging
-     */
-    public function expectImplicit(?int $expectedTag = null): ImplicitTagging
-    {
-        $el = $this;
-        if (!$el instanceof ImplicitTagging) {
-            throw new \UnexpectedValueException(
-                "Element doesn't implement implicit tagging.");
-        }
-        if (isset($expectedTag)) {
-            $el->expectTagged($expectedTag);
-        }
-        return $el;
-    }
+	/**
+	 * Check whether element supports implicit tagging.
+	 *
+	 * @param null|int $expectedTag Optional outer tag expectation
+	 *
+	 * @throws \UnexpectedValueException If expectation fails
+	 *
+	 * @return ImplicitTagging
+	 */
+	public function expectImplicit(?int $expectedTag = null): ImplicitTagging
+	{
+		$el = $this;
+		if (!$el instanceof ImplicitTagging) {
+			throw new \UnexpectedValueException(
+				"Element doesn't implement implicit tagging.");
+		}
+		if (isset($expectedTag)) {
+			$el->expectTagged($expectedTag);
+		}
+		return $el;
+	}
 
-    /**
-     * Get the wrapped inner element employing implicit tagging.
-     *
-     * @param int      $tag           Type tag of the inner element
-     * @param null|int $expectedTag   Optional outer tag expectation
-     * @param int      $expectedClass Optional inner type class expectation
-     *
-     * @throws \UnexpectedValueException If expectation fails
-     *
-     * @return UnspecifiedType
-     */
-    public function asImplicit(int $tag, ?int $expectedTag = null,
-        int $expectedClass = Identifier::CLASS_UNIVERSAL): UnspecifiedType
-    {
-        return $this->expectImplicit($expectedTag)->implicit($tag,
-            $expectedClass);
-    }
+	/**
+	 * Get the wrapped inner element employing implicit tagging.
+	 *
+	 * @param int      $tag           Type tag of the inner element
+	 * @param null|int $expectedTag   Optional outer tag expectation
+	 * @param int      $expectedClass Optional inner type class expectation
+	 *
+	 * @throws \UnexpectedValueException If expectation fails
+	 *
+	 * @return UnspecifiedType
+	 */
+	public function asImplicit(int $tag, ?int $expectedTag = null,
+		int $expectedClass = Identifier::CLASS_UNIVERSAL): UnspecifiedType
+	{
+		return $this->expectImplicit($expectedTag)->implicit($tag,
+			$expectedClass);
+	}
 }

Spacing +1 added lines, -1 removed lines

@@ -1,6 +1,6 @@
 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Sop\ASN1\Type;
 

lib/ASN1/Type/StringType.php

Indentation +43 added lines, -43 removed lines

@@ -11,50 +11,50 @@
  */
 abstract class StringType extends Element
 {
-    /**
-     * String value.
-     *
-     * @var string
-     */
-    protected $_string;
+	/**
+	 * String value.
+	 *
+	 * @var string
+	 */
+	protected $_string;
 
-    /**
-     * Constructor.
-     *
-     * @param string $string
-     *
-     * @throws \InvalidArgumentException
-     */
-    public function __construct(string $string)
-    {
-        if (!$this->_validateString($string)) {
-            throw new \InvalidArgumentException(
-                sprintf('Not a valid %s string.',
-                    self::tagToName($this->_typeTag)));
-        }
-        $this->_string = $string;
-    }
+	/**
+	 * Constructor.
+	 *
+	 * @param string $string
+	 *
+	 * @throws \InvalidArgumentException
+	 */
+	public function __construct(string $string)
+	{
+		if (!$this->_validateString($string)) {
+			throw new \InvalidArgumentException(
+				sprintf('Not a valid %s string.',
+					self::tagToName($this->_typeTag)));
+		}
+		$this->_string = $string;
+	}
 
-    /**
-     * Get the string value.
-     *
-     * @return string
-     */
-    public function string(): string
-    {
-        return $this->_string;
-    }
+	/**
+	 * Get the string value.
+	 *
+	 * @return string
+	 */
+	public function string(): string
+	{
+		return $this->_string;
+	}
 
-    /**
-     * Check whether string is valid for the concrete type.
-     *
-     * @param string $string
-     *
-     * @return bool
-     */
-    protected function _validateString(string $string): bool
-    {
-        // Override in derived classes
-        return true;
-    }
+	/**
+	 * Check whether string is valid for the concrete type.
+	 *
+	 * @param string $string
+	 *
+	 * @return bool
+	 */
+	protected function _validateString(string $string): bool
+	{
+		// Override in derived classes
+		return true;
+	}
 }

Spacing +1 added lines, -1 removed lines

@@ -1,6 +1,6 @@
 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Sop\ASN1\Type;
 

lib/ASN1/DERData.php

Indentation +65 added lines, -65 removed lines

@@ -14,76 +14,76 @@
  */
 class DERData extends Element
 {
-    /**
-     * DER encoded data.
-     *
-     * @var string
-     */
-    protected $_der;
+	/**
+	 * DER encoded data.
+	 *
+	 * @var string
+	 */
+	protected $_der;
 
-    /**
-     * Identifier of the underlying type.
-     *
-     * @var Identifier
-     */
-    protected $_identifier;
+	/**
+	 * Identifier of the underlying type.
+	 *
+	 * @var Identifier
+	 */
+	protected $_identifier;
 
-    /**
-     * Offset to the content in DER data.
-     *
-     * @var int
-     */
-    protected $_contentOffset = 0;
+	/**
+	 * Offset to the content in DER data.
+	 *
+	 * @var int
+	 */
+	protected $_contentOffset = 0;
 
-    /**
-     * Constructor.
-     *
-     * @param string $data DER encoded data
-     *
-     * @throws \Sop\ASN1\Exception\DecodeException If data does not adhere to DER
-     */
-    public function __construct(string $data)
-    {
-        $this->_identifier = Identifier::fromDER($data, $this->_contentOffset);
-        // check that length encoding is valid
-        Length::expectFromDER($data, $this->_contentOffset);
-        $this->_der = $data;
-        $this->_typeTag = $this->_identifier->intTag();
-    }
+	/**
+	 * Constructor.
+	 *
+	 * @param string $data DER encoded data
+	 *
+	 * @throws \Sop\ASN1\Exception\DecodeException If data does not adhere to DER
+	 */
+	public function __construct(string $data)
+	{
+		$this->_identifier = Identifier::fromDER($data, $this->_contentOffset);
+		// check that length encoding is valid
+		Length::expectFromDER($data, $this->_contentOffset);
+		$this->_der = $data;
+		$this->_typeTag = $this->_identifier->intTag();
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function typeClass(): int
-    {
-        return $this->_identifier->typeClass();
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function typeClass(): int
+	{
+		return $this->_identifier->typeClass();
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function isConstructed(): bool
-    {
-        return $this->_identifier->isConstructed();
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function isConstructed(): bool
+	{
+		return $this->_identifier->isConstructed();
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function toDER(): string
-    {
-        return $this->_der;
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function toDER(): string
+	{
+		return $this->_der;
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    protected function _encodedContentDER(): string
-    {
-        // if there's no content payload
-        if (strlen($this->_der) == $this->_contentOffset) {
-            return '';
-        }
-        return substr($this->_der, $this->_contentOffset);
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	protected function _encodedContentDER(): string
+	{
+		// if there's no content payload
+		if (strlen($this->_der) == $this->_contentOffset) {
+			return '';
+		}
+		return substr($this->_der, $this->_contentOffset);
+	}
 }

Spacing +1 added lines, -1 removed lines

@@ -1,6 +1,6 @@
 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Sop\ASN1;
 

lib/ASN1/Util/BigInt.php

Indentation +95 added lines, -95 removed lines

@@ -6,107 +6,107 @@
 
 class BigInt
 {
-    /**
-     * Number as a base10 integer string.
-     *
-     * @var string
-     */
-    private $_num;
+	/**
+	 * Number as a base10 integer string.
+	 *
+	 * @var string
+	 */
+	private $_num;
 
-    /**
-     * Number as an integer type.
-     *
-     * @internal Lazily initialized
-     *
-     * @var null|int
-     */
-    private $_intNum;
+	/**
+	 * Number as an integer type.
+	 *
+	 * @internal Lazily initialized
+	 *
+	 * @var null|int
+	 */
+	private $_intNum;
 
-    /**
-     * Constructor.
-     *
-     * @param int|string $num
-     */
-    public function __construct($num)
-    {
-        $this->_num = strval($num);
-    }
+	/**
+	 * Constructor.
+	 *
+	 * @param int|string $num
+	 */
+	public function __construct($num)
+	{
+		$this->_num = strval($num);
+	}
 
-    /**
-     * @return string
-     */
-    public function __toString()
-    {
-        return $this->base10();
-    }
+	/**
+	 * @return string
+	 */
+	public function __toString()
+	{
+		return $this->base10();
+	}
 
-    /**
-     * Get the number as a base10 integer string.
-     *
-     * @return string
-     */
-    public function base10(): string
-    {
-        return $this->_num;
-    }
+	/**
+	 * Get the number as a base10 integer string.
+	 *
+	 * @return string
+	 */
+	public function base10(): string
+	{
+		return $this->_num;
+	}
 
-    /**
-     * Get the number as an integer.
-     *
-     * @throws \RuntimeException If number overflows integer size
-     *
-     * @return int
-     */
-    public function intVal(): int
-    {
-        if (!isset($this->_intNum)) {
-            $num = gmp_init($this->_num, 10);
-            if (gmp_cmp($num, $this->_intMaxGmp()) > 0) {
-                throw new \RuntimeException('Integer overflow.');
-            }
-            if (gmp_cmp($num, $this->_intMinGmp()) < 0) {
-                throw new \RuntimeException('Integer underflow.');
-            }
-            $this->_intNum = gmp_intval($num);
-        }
-        return $this->_intNum;
-    }
+	/**
+	 * Get the number as an integer.
+	 *
+	 * @throws \RuntimeException If number overflows integer size
+	 *
+	 * @return int
+	 */
+	public function intVal(): int
+	{
+		if (!isset($this->_intNum)) {
+			$num = gmp_init($this->_num, 10);
+			if (gmp_cmp($num, $this->_intMaxGmp()) > 0) {
+				throw new \RuntimeException('Integer overflow.');
+			}
+			if (gmp_cmp($num, $this->_intMinGmp()) < 0) {
+				throw new \RuntimeException('Integer underflow.');
+			}
+			$this->_intNum = gmp_intval($num);
+		}
+		return $this->_intNum;
+	}
 
-    /**
-     * Get the number as a GMP object.
-     *
-     * @return \GMP
-     */
-    public function gmpObj(): \GMP
-    {
-        return gmp_init($this->_num, 10);
-    }
+	/**
+	 * Get the number as a GMP object.
+	 *
+	 * @return \GMP
+	 */
+	public function gmpObj(): \GMP
+	{
+		return gmp_init($this->_num, 10);
+	}
 
-    /**
-     * Get the maximum integer value.
-     *
-     * @return \GMP
-     */
-    private function _intMaxGmp(): \GMP
-    {
-        static $gmp;
-        if (!isset($gmp)) {
-            $gmp = gmp_init(PHP_INT_MAX, 10);
-        }
-        return $gmp;
-    }
+	/**
+	 * Get the maximum integer value.
+	 *
+	 * @return \GMP
+	 */
+	private function _intMaxGmp(): \GMP
+	{
+		static $gmp;
+		if (!isset($gmp)) {
+			$gmp = gmp_init(PHP_INT_MAX, 10);
+		}
+		return $gmp;
+	}
 
-    /**
-     * Get the minimum integer value.
-     *
-     * @return \GMP
-     */
-    private function _intMinGmp(): \GMP
-    {
-        static $gmp;
-        if (!isset($gmp)) {
-            $gmp = gmp_init(PHP_INT_MIN, 10);
-        }
-        return $gmp;
-    }
+	/**
+	 * Get the minimum integer value.
+	 *
+	 * @return \GMP
+	 */
+	private function _intMinGmp(): \GMP
+	{
+		static $gmp;
+		if (!isset($gmp)) {
+			$gmp = gmp_init(PHP_INT_MIN, 10);
+		}
+		return $gmp;
+	}
 }

Spacing +1 added lines, -1 removed lines

@@ -1,6 +1,6 @@
 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Sop\ASN1\Util;
 

lib/ASN1/Util/Flags.php

Indentation +136 added lines, -136 removed lines

@@ -11,148 +11,148 @@
  */
 class Flags
 {
-    /**
-     * Flag octets.
-     *
-     * @var string
-     */
-    protected $_flags;
+	/**
+	 * Flag octets.
+	 *
+	 * @var string
+	 */
+	protected $_flags;
 
-    /**
-     * Number of flags.
-     *
-     * @var int
-     */
-    protected $_width;
+	/**
+	 * Number of flags.
+	 *
+	 * @var int
+	 */
+	protected $_width;
 
-    /**
-     * Constructor.
-     *
-     * @param int|string $flags Flags
-     * @param int        $width The number of flags. If width is larger than
-     *                          number of bits in $flags, zeroes are prepended
-     *                          to flag field.
-     */
-    public function __construct($flags, int $width)
-    {
-        if (!$width) {
-            $this->_flags = '';
-        } else {
-            // calculate number of unused bits in last octet
-            $last_octet_bits = $width % 8;
-            $unused_bits = $last_octet_bits ? 8 - $last_octet_bits : 0;
-            $num = gmp_init($flags);
-            // mask bits outside bitfield width
-            $mask = gmp_sub(gmp_init(1) << $width, 1);
-            $num &= $mask;
-            // shift towards MSB if needed
-            $data = gmp_export($num << $unused_bits, 1,
-                GMP_MSW_FIRST | GMP_BIG_ENDIAN);
-            $octets = unpack('C*', $data);
-            $bits = count($octets) * 8;
-            // pad with zeroes
-            while ($bits < $width) {
-                array_unshift($octets, 0);
-                $bits += 8;
-            }
-            $this->_flags = pack('C*', ...$octets);
-        }
-        $this->_width = $width;
-    }
+	/**
+	 * Constructor.
+	 *
+	 * @param int|string $flags Flags
+	 * @param int        $width The number of flags. If width is larger than
+	 *                          number of bits in $flags, zeroes are prepended
+	 *                          to flag field.
+	 */
+	public function __construct($flags, int $width)
+	{
+		if (!$width) {
+			$this->_flags = '';
+		} else {
+			// calculate number of unused bits in last octet
+			$last_octet_bits = $width % 8;
+			$unused_bits = $last_octet_bits ? 8 - $last_octet_bits : 0;
+			$num = gmp_init($flags);
+			// mask bits outside bitfield width
+			$mask = gmp_sub(gmp_init(1) << $width, 1);
+			$num &= $mask;
+			// shift towards MSB if needed
+			$data = gmp_export($num << $unused_bits, 1,
+				GMP_MSW_FIRST | GMP_BIG_ENDIAN);
+			$octets = unpack('C*', $data);
+			$bits = count($octets) * 8;
+			// pad with zeroes
+			while ($bits < $width) {
+				array_unshift($octets, 0);
+				$bits += 8;
+			}
+			$this->_flags = pack('C*', ...$octets);
+		}
+		$this->_width = $width;
+	}
 
-    /**
-     * Initialize from BitString.
-     *
-     * @param BitString $bs
-     * @param int       $width
-     *
-     * @return self
-     */
-    public static function fromBitString(BitString $bs, int $width): self
-    {
-        $num_bits = $bs->numBits();
-        $num = gmp_import($bs->string(), 1, GMP_MSW_FIRST | GMP_BIG_ENDIAN);
-        $num >>= $bs->unusedBits();
-        if ($num_bits < $width) {
-            $num <<= ($width - $num_bits);
-        }
-        return new self(gmp_strval($num, 10), $width);
-    }
+	/**
+	 * Initialize from BitString.
+	 *
+	 * @param BitString $bs
+	 * @param int       $width
+	 *
+	 * @return self
+	 */
+	public static function fromBitString(BitString $bs, int $width): self
+	{
+		$num_bits = $bs->numBits();
+		$num = gmp_import($bs->string(), 1, GMP_MSW_FIRST | GMP_BIG_ENDIAN);
+		$num >>= $bs->unusedBits();
+		if ($num_bits < $width) {
+			$num <<= ($width - $num_bits);
+		}
+		return new self(gmp_strval($num, 10), $width);
+	}
 
-    /**
-     * Check whether a bit at given index is set.
-     *
-     * Index 0 is the leftmost bit.
-     *
-     * @param int $idx
-     *
-     * @throws \OutOfBoundsException
-     *
-     * @return bool
-     */
-    public function test(int $idx): bool
-    {
-        if ($idx >= $this->_width) {
-            throw new \OutOfBoundsException('Index is out of bounds.');
-        }
-        // octet index
-        $oi = (int) floor($idx / 8);
-        $byte = $this->_flags[$oi];
-        // bit index
-        $bi = $idx % 8;
-        // index 0 is the most significant bit in byte
-        $mask = 0x01 << (7 - $bi);
-        return (ord($byte) & $mask) > 0;
-    }
+	/**
+	 * Check whether a bit at given index is set.
+	 *
+	 * Index 0 is the leftmost bit.
+	 *
+	 * @param int $idx
+	 *
+	 * @throws \OutOfBoundsException
+	 *
+	 * @return bool
+	 */
+	public function test(int $idx): bool
+	{
+		if ($idx >= $this->_width) {
+			throw new \OutOfBoundsException('Index is out of bounds.');
+		}
+		// octet index
+		$oi = (int) floor($idx / 8);
+		$byte = $this->_flags[$oi];
+		// bit index
+		$bi = $idx % 8;
+		// index 0 is the most significant bit in byte
+		$mask = 0x01 << (7 - $bi);
+		return (ord($byte) & $mask) > 0;
+	}
 
-    /**
-     * Get flags as an octet string.
-     *
-     * Zeroes are appended to the last octet if width is not divisible by 8.
-     *
-     * @return string
-     */
-    public function string(): string
-    {
-        return $this->_flags;
-    }
+	/**
+	 * Get flags as an octet string.
+	 *
+	 * Zeroes are appended to the last octet if width is not divisible by 8.
+	 *
+	 * @return string
+	 */
+	public function string(): string
+	{
+		return $this->_flags;
+	}
 
-    /**
-     * Get flags as a base 10 integer.
-     *
-     * @return string Integer as a string
-     */
-    public function number(): string
-    {
-        $num = gmp_import($this->_flags, 1, GMP_MSW_FIRST | GMP_BIG_ENDIAN);
-        $last_octet_bits = $this->_width % 8;
-        $unused_bits = $last_octet_bits ? 8 - $last_octet_bits : 0;
-        $num >>= $unused_bits;
-        return gmp_strval($num, 10);
-    }
+	/**
+	 * Get flags as a base 10 integer.
+	 *
+	 * @return string Integer as a string
+	 */
+	public function number(): string
+	{
+		$num = gmp_import($this->_flags, 1, GMP_MSW_FIRST | GMP_BIG_ENDIAN);
+		$last_octet_bits = $this->_width % 8;
+		$unused_bits = $last_octet_bits ? 8 - $last_octet_bits : 0;
+		$num >>= $unused_bits;
+		return gmp_strval($num, 10);
+	}
 
-    /**
-     * Get flags as an integer.
-     *
-     * @return int
-     */
-    public function intNumber(): int
-    {
-        $num = new BigInt($this->number());
-        return $num->intVal();
-    }
+	/**
+	 * Get flags as an integer.
+	 *
+	 * @return int
+	 */
+	public function intNumber(): int
+	{
+		$num = new BigInt($this->number());
+		return $num->intVal();
+	}
 
-    /**
-     * Get flags as a BitString.
-     *
-     * Unused bits are set accordingly. Trailing zeroes are not stripped.
-     *
-     * @return BitString
-     */
-    public function bitString(): BitString
-    {
-        $last_octet_bits = $this->_width % 8;
-        $unused_bits = $last_octet_bits ? 8 - $last_octet_bits : 0;
-        return new BitString($this->_flags, $unused_bits);
-    }
+	/**
+	 * Get flags as a BitString.
+	 *
+	 * Unused bits are set accordingly. Trailing zeroes are not stripped.
+	 *
+	 * @return BitString
+	 */
+	public function bitString(): BitString
+	{
+		$last_octet_bits = $this->_width % 8;
+		$unused_bits = $last_octet_bits ? 8 - $last_octet_bits : 0;
+		return new BitString($this->_flags, $unused_bits);
+	}
 }

Spacing +1 added lines, -1 removed lines

@@ -1,6 +1,6 @@
 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Sop\ASN1\Util;
 

lib/ASN1/Component/Identifier.php

Indentation +275 added lines, -275 removed lines

@@ -13,301 +13,301 @@
  */
 class Identifier implements Encodable
 {
-    // Type class enumerations
-    const CLASS_UNIVERSAL = 0b00;
-    const CLASS_APPLICATION = 0b01;
-    const CLASS_CONTEXT_SPECIFIC = 0b10;
-    const CLASS_PRIVATE = 0b11;
+	// Type class enumerations
+	const CLASS_UNIVERSAL = 0b00;
+	const CLASS_APPLICATION = 0b01;
+	const CLASS_CONTEXT_SPECIFIC = 0b10;
+	const CLASS_PRIVATE = 0b11;
 
-    /**
-     * Mapping from type class to human readable name.
-     *
-     * @internal
-     *
-     * @var array
-     */
-    const MAP_CLASS_TO_NAME = [
-        self::CLASS_UNIVERSAL => 'UNIVERSAL',
-        self::CLASS_APPLICATION => 'APPLICATION',
-        self::CLASS_CONTEXT_SPECIFIC => 'CONTEXT SPECIFIC',
-        self::CLASS_PRIVATE => 'PRIVATE',
-    ];
+	/**
+	 * Mapping from type class to human readable name.
+	 *
+	 * @internal
+	 *
+	 * @var array
+	 */
+	const MAP_CLASS_TO_NAME = [
+		self::CLASS_UNIVERSAL => 'UNIVERSAL',
+		self::CLASS_APPLICATION => 'APPLICATION',
+		self::CLASS_CONTEXT_SPECIFIC => 'CONTEXT SPECIFIC',
+		self::CLASS_PRIVATE => 'PRIVATE',
+	];
 
-    // P/C enumerations
-    const PRIMITIVE = 0b0;
-    const CONSTRUCTED = 0b1;
+	// P/C enumerations
+	const PRIMITIVE = 0b0;
+	const CONSTRUCTED = 0b1;
 
-    /**
-     * Type class.
-     *
-     * @var int
-     */
-    private $_class;
+	/**
+	 * Type class.
+	 *
+	 * @var int
+	 */
+	private $_class;
 
-    /**
-     * Primitive or Constructed.
-     *
-     * @var int
-     */
-    private $_pc;
+	/**
+	 * Primitive or Constructed.
+	 *
+	 * @var int
+	 */
+	private $_pc;
 
-    /**
-     * Content type tag.
-     *
-     * @var BigInt
-     */
-    private $_tag;
+	/**
+	 * Content type tag.
+	 *
+	 * @var BigInt
+	 */
+	private $_tag;
 
-    /**
-     * Constructor.
-     *
-     * @param int        $class Type class
-     * @param int        $pc    Primitive / Constructed
-     * @param int|string $tag   Type tag number
-     */
-    public function __construct(int $class, int $pc, $tag)
-    {
-        $this->_class = 0b11 & $class;
-        $this->_pc = 0b1 & $pc;
-        $this->_tag = new BigInt($tag);
-    }
+	/**
+	 * Constructor.
+	 *
+	 * @param int        $class Type class
+	 * @param int        $pc    Primitive / Constructed
+	 * @param int|string $tag   Type tag number
+	 */
+	public function __construct(int $class, int $pc, $tag)
+	{
+		$this->_class = 0b11 & $class;
+		$this->_pc = 0b1 & $pc;
+		$this->_tag = new BigInt($tag);
+	}
 
-    /**
-     * Decode identifier component from DER data.
-     *
-     * @param string   $data   DER encoded data
-     * @param null|int $offset Reference to the variable that contains offset
-     *                         into the data where to start parsing.
-     *                         Variable is updated to the offset next to the
-     *                         parsed identifier. If null, start from offset 0.
-     *
-     * @throws DecodeException If decoding fails
-     *
-     * @return self
-     */
-    public static function fromDER(string $data, int &$offset = null): Identifier
-    {
-        $idx = $offset ?? 0;
-        $datalen = strlen($data);
-        if ($idx >= $datalen) {
-            throw new DecodeException('Invalid offset.');
-        }
-        $byte = ord($data[$idx++]);
-        // bits 8 and 7 (class)
-        // 0 = universal, 1 = application, 2 = context-specific, 3 = private
-        $class = (0b11000000 & $byte) >> 6;
-        // bit 6 (0 = primitive / 1 = constructed)
-        $pc = (0b00100000 & $byte) >> 5;
-        // bits 5 to 1 (tag number)
-        $tag = (0b00011111 & $byte);
-        // long-form identifier
-        if (0x1f == $tag) {
-            $tag = self::_decodeLongFormTag($data, $idx);
-        }
-        if (isset($offset)) {
-            $offset = $idx;
-        }
-        return new self($class, $pc, $tag);
-    }
+	/**
+	 * Decode identifier component from DER data.
+	 *
+	 * @param string   $data   DER encoded data
+	 * @param null|int $offset Reference to the variable that contains offset
+	 *                         into the data where to start parsing.
+	 *                         Variable is updated to the offset next to the
+	 *                         parsed identifier. If null, start from offset 0.
+	 *
+	 * @throws DecodeException If decoding fails
+	 *
+	 * @return self
+	 */
+	public static function fromDER(string $data, int &$offset = null): Identifier
+	{
+		$idx = $offset ?? 0;
+		$datalen = strlen($data);
+		if ($idx >= $datalen) {
+			throw new DecodeException('Invalid offset.');
+		}
+		$byte = ord($data[$idx++]);
+		// bits 8 and 7 (class)
+		// 0 = universal, 1 = application, 2 = context-specific, 3 = private
+		$class = (0b11000000 & $byte) >> 6;
+		// bit 6 (0 = primitive / 1 = constructed)
+		$pc = (0b00100000 & $byte) >> 5;
+		// bits 5 to 1 (tag number)
+		$tag = (0b00011111 & $byte);
+		// long-form identifier
+		if (0x1f == $tag) {
+			$tag = self::_decodeLongFormTag($data, $idx);
+		}
+		if (isset($offset)) {
+			$offset = $idx;
+		}
+		return new self($class, $pc, $tag);
+	}
 
-    /**
-     * {@inheritdoc}
-     */
-    public function toDER(): string
-    {
-        $bytes = [];
-        $byte = $this->_class << 6 | $this->_pc << 5;
-        $tag = $this->_tag->gmpObj();
-        if ($tag < 0x1f) {
-            $bytes[] = $byte | $tag;
-        }
-        // long-form identifier
-        else {
-            $bytes[] = $byte | 0x1f;
-            $octets = [];
-            for (; $tag > 0; $tag >>= 7) {
-                array_push($octets, gmp_intval(0x80 | ($tag & 0x7f)));
-            }
-            // last octet has bit 8 set to zero
-            $octets[0] &= 0x7f;
-            foreach (array_reverse($octets) as $octet) {
-                $bytes[] = $octet;
-            }
-        }
-        return pack('C*', ...$bytes);
-    }
+	/**
+	 * {@inheritdoc}
+	 */
+	public function toDER(): string
+	{
+		$bytes = [];
+		$byte = $this->_class << 6 | $this->_pc << 5;
+		$tag = $this->_tag->gmpObj();
+		if ($tag < 0x1f) {
+			$bytes[] = $byte | $tag;
+		}
+		// long-form identifier
+		else {
+			$bytes[] = $byte | 0x1f;
+			$octets = [];
+			for (; $tag > 0; $tag >>= 7) {
+				array_push($octets, gmp_intval(0x80 | ($tag & 0x7f)));
+			}
+			// last octet has bit 8 set to zero
+			$octets[0] &= 0x7f;
+			foreach (array_reverse($octets) as $octet) {
+				$bytes[] = $octet;
+			}
+		}
+		return pack('C*', ...$bytes);
+	}
 
-    /**
-     * Get class of the type.
-     *
-     * @return int
-     */
-    public function typeClass(): int
-    {
-        return $this->_class;
-    }
+	/**
+	 * Get class of the type.
+	 *
+	 * @return int
+	 */
+	public function typeClass(): int
+	{
+		return $this->_class;
+	}
 
-    /**
-     * Get P/C.
-     *
-     * @return int
-     */
-    public function pc(): int
-    {
-        return $this->_pc;
-    }
+	/**
+	 * Get P/C.
+	 *
+	 * @return int
+	 */
+	public function pc(): int
+	{
+		return $this->_pc;
+	}
 
-    /**
-     * Get the tag number.
-     *
-     * @return string Base 10 integer string
-     */
-    public function tag(): string
-    {
-        return $this->_tag->base10();
-    }
+	/**
+	 * Get the tag number.
+	 *
+	 * @return string Base 10 integer string
+	 */
+	public function tag(): string
+	{
+		return $this->_tag->base10();
+	}
 
-    /**
-     * Get the tag as an integer.
-     *
-     * @return int
-     */
-    public function intTag(): int
-    {
-        return $this->_tag->intVal();
-    }
+	/**
+	 * Get the tag as an integer.
+	 *
+	 * @return int
+	 */
+	public function intTag(): int
+	{
+		return $this->_tag->intVal();
+	}
 
-    /**
-     * Check whether type is of an universal class.
-     *
-     * @return bool
-     */
-    public function isUniversal(): bool
-    {
-        return self::CLASS_UNIVERSAL === $this->_class;
-    }
+	/**
+	 * Check whether type is of an universal class.
+	 *
+	 * @return bool
+	 */
+	public function isUniversal(): bool
+	{
+		return self::CLASS_UNIVERSAL === $this->_class;
+	}
 
-    /**
-     * Check whether type is of an application class.
-     *
-     * @return bool
-     */
-    public function isApplication(): bool
-    {
-        return self::CLASS_APPLICATION === $this->_class;
-    }
+	/**
+	 * Check whether type is of an application class.
+	 *
+	 * @return bool
+	 */
+	public function isApplication(): bool
+	{
+		return self::CLASS_APPLICATION === $this->_class;
+	}
 
-    /**
-     * Check whether type is of a context specific class.
-     *
-     * @return bool
-     */
-    public function isContextSpecific(): bool
-    {
-        return self::CLASS_CONTEXT_SPECIFIC === $this->_class;
-    }
+	/**
+	 * Check whether type is of a context specific class.
+	 *
+	 * @return bool
+	 */
+	public function isContextSpecific(): bool
+	{
+		return self::CLASS_CONTEXT_SPECIFIC === $this->_class;
+	}
 
-    /**
-     * Check whether type is of a private class.
-     *
-     * @return bool
-     */
-    public function isPrivate(): bool
-    {
-        return self::CLASS_PRIVATE === $this->_class;
-    }
+	/**
+	 * Check whether type is of a private class.
+	 *
+	 * @return bool
+	 */
+	public function isPrivate(): bool
+	{
+		return self::CLASS_PRIVATE === $this->_class;
+	}
 
-    /**
-     * Check whether content is primitive type.
-     *
-     * @return bool
-     */
-    public function isPrimitive(): bool
-    {
-        return self::PRIMITIVE === $this->_pc;
-    }
+	/**
+	 * Check whether content is primitive type.
+	 *
+	 * @return bool
+	 */
+	public function isPrimitive(): bool
+	{
+		return self::PRIMITIVE === $this->_pc;
+	}
 
-    /**
-     * Check hether content is constructed type.
-     *
-     * @return bool
-     */
-    public function isConstructed(): bool
-    {
-        return self::CONSTRUCTED === $this->_pc;
-    }
+	/**
+	 * Check hether content is constructed type.
+	 *
+	 * @return bool
+	 */
+	public function isConstructed(): bool
+	{
+		return self::CONSTRUCTED === $this->_pc;
+	}
 
-    /**
-     * Get self with given type class.
-     *
-     * @param int $class One of <code>CLASS_*</code> enumerations
-     *
-     * @return self
-     */
-    public function withClass(int $class): Identifier
-    {
-        $obj = clone $this;
-        $obj->_class = 0b11 & $class;
-        return $obj;
-    }
+	/**
+	 * Get self with given type class.
+	 *
+	 * @param int $class One of <code>CLASS_*</code> enumerations
+	 *
+	 * @return self
+	 */
+	public function withClass(int $class): Identifier
+	{
+		$obj = clone $this;
+		$obj->_class = 0b11 & $class;
+		return $obj;
+	}
 
-    /**
-     * Get self with given type tag.
-     *
-     * @param int|string $tag Tag number
-     *
-     * @return self
-     */
-    public function withTag($tag): Identifier
-    {
-        $obj = clone $this;
-        $obj->_tag = new BigInt($tag);
-        return $obj;
-    }
+	/**
+	 * Get self with given type tag.
+	 *
+	 * @param int|string $tag Tag number
+	 *
+	 * @return self
+	 */
+	public function withTag($tag): Identifier
+	{
+		$obj = clone $this;
+		$obj->_tag = new BigInt($tag);
+		return $obj;
+	}
 
-    /**
-     * Get human readable name of the type class.
-     *
-     * @param int $class
-     *
-     * @return string
-     */
-    public static function classToName(int $class): string
-    {
-        if (!array_key_exists($class, self::MAP_CLASS_TO_NAME)) {
-            return "CLASS ${class}";
-        }
-        return self::MAP_CLASS_TO_NAME[$class];
-    }
+	/**
+	 * Get human readable name of the type class.
+	 *
+	 * @param int $class
+	 *
+	 * @return string
+	 */
+	public static function classToName(int $class): string
+	{
+		if (!array_key_exists($class, self::MAP_CLASS_TO_NAME)) {
+			return "CLASS ${class}";
+		}
+		return self::MAP_CLASS_TO_NAME[$class];
+	}
 
-    /**
-     * Parse long form tag.
-     *
-     * @param string $data   DER data
-     * @param int    $offset Reference to the variable containing offset to data
-     *
-     * @throws DecodeException If decoding fails
-     *
-     * @return string Tag number
-     */
-    private static function _decodeLongFormTag(string $data, int &$offset): string
-    {
-        $datalen = strlen($data);
-        $tag = gmp_init(0, 10);
-        while (true) {
-            if ($offset >= $datalen) {
-                throw new DecodeException(
-                    'Unexpected end of data while decoding' .
-                    ' long form identifier.');
-            }
-            $byte = ord($data[$offset++]);
-            $tag <<= 7;
-            $tag |= 0x7f & $byte;
-            // last byte has bit 8 set to zero
-            if (!(0x80 & $byte)) {
-                break;
-            }
-        }
-        return gmp_strval($tag, 10);
-    }
+	/**
+	 * Parse long form tag.
+	 *
+	 * @param string $data   DER data
+	 * @param int    $offset Reference to the variable containing offset to data
+	 *
+	 * @throws DecodeException If decoding fails
+	 *
+	 * @return string Tag number
+	 */
+	private static function _decodeLongFormTag(string $data, int &$offset): string
+	{
+		$datalen = strlen($data);
+		$tag = gmp_init(0, 10);
+		while (true) {
+			if ($offset >= $datalen) {
+				throw new DecodeException(
+					'Unexpected end of data while decoding' .
+					' long form identifier.');
+			}
+			$byte = ord($data[$offset++]);
+			$tag <<= 7;
+			$tag |= 0x7f & $byte;
+			// last byte has bit 8 set to zero
+			if (!(0x80 & $byte)) {
+				break;
+			}
+		}
+		return gmp_strval($tag, 10);
+	}
 }

Spacing +1 added lines, -1 removed lines

@@ -1,6 +1,6 @@
 <?php
 
-declare(strict_types = 1);
+declare(strict_types=1);
 
 namespace Sop\ASN1\Component;