DERData::__construct() - Code Metrics - sop/asn1 - Measure and Improve Code Quality continuously with Scrutinizer

DERData::__construct() A
last analyzed 2025-01-08 14:01 UTC

↳ Parent: DERData

Complexity

Conditions	1
Paths	1

Size

Total Lines	7
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	5
CRAP Score	1

Importance

Changes

Metric	Value
cc	1
eloc	4
nc	1
nop	1
dl	0
loc	7
ccs	5
cts	5
cp	1
crap	1
rs	10
c	0
b	0
f	0

<?php

declare(strict_types = 1);

namespace Sop\ASN1;

use Sop\ASN1\Component\Identifier;
use Sop\ASN1\Component\Length;

/**
 * Container for raw DER encoded data.
 *
 * May be inserted into structure without decoding first.
 */
class DERData extends Element
{
    /**
     * DER encoded data.
     *
     * @var string
     */
    protected $_der;

    /**
     * Identifier of the underlying type.
     *
     * @var Identifier
     */
    protected $_identifier;

    /**
     * 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();
    }

    /**
     * {@inheritdoc}
     */
    public function typeClass(): int
    {
        return $this->_identifier->typeClass();
    }

    /**
     * {@inheritdoc}
     */
    public function isConstructed(): bool
    {
        return $this->_identifier->isConstructed();
    }

    /**
     * {@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);
    }
}


1		<?php
2
3		declare(strict_types = 1);
4
5		namespace Sop\ASN1;
6
7		use Sop\ASN1\Component\Identifier;
8		use Sop\ASN1\Component\Length;
9
10		/**
11		* Container for raw DER encoded data.
12		*
13		* May be inserted into structure without decoding first.
14		*/
15		class DERData extends Element
16		{
17		/**
18		* DER encoded data.
19		*
20		* @var string
21		*/
22		protected $_der;
23
24		/**
25		* Identifier of the underlying type.
26		*
27		* @var Identifier
28		*/
29		protected $_identifier;
30
31		/**
32		* Offset to the content in DER data.
33		*
34		* @var int
35		*/
36		protected $_contentOffset = 0;
37
38		/**
39		* Constructor.
40		*
41		* @param string $data DER encoded data
42		*
43		* @throws \Sop\ASN1\Exception\DecodeException If data does not adhere to DER
44		*/
45	6	public function __construct(string $data)
46		{
47	6	$this->_identifier = Identifier::fromDER($data, $this->_contentOffset);
48		// check that length encoding is valid
49	6	Length::expectFromDER($data, $this->_contentOffset);
50	6	$this->_der = $data;
51	6	$this->_typeTag = $this->_identifier->intTag();
52	6	}
53
54		/**
55		* {@inheritdoc}
56		*/
57	2	public function typeClass(): int
58		{
59	2	return $this->_identifier->typeClass();
60		}
61
62		/**
63		* {@inheritdoc}
64		*/
65	2	public function isConstructed(): bool
66		{
67	2	return $this->_identifier->isConstructed();
68		}
69
70		/**
71		* {@inheritdoc}
72		*/
73	3	public function toDER(): string
74		{
75	3	return $this->_der;
76		}
77
78		/**
79		* {@inheritdoc}
80		*/
81	2	protected function _encodedContentDER(): string
82		{
83		// if there's no content payload
84	2	if (strlen($this->_der) === $this->_contentOffset) {
85	1	return '';
86		}
87	1	return substr($this->_der, $this->_contentOffset);
88		}
89		}
90

sop / asn1

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DERData::__construct() A last analyzed 2025-01-08 14:01 UTC

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DERData::__construct() A
last analyzed 2025-01-08 14:01 UTC