CertificationRequest::signature() - Code Metrics - Inspection of "Update docs" - sop/x509 - Measure and Improve Code Quality continuously with Scrutinizer

Test Failed

Push — master ( 405cf3...79c9ba )

by Joni

created 2019-05-20 10:54 UTC

CertificationRequest::signature() A

↳ Parent: CertificationRequest

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

Metric	Value
eloc	1
dl	0
loc	3
ccs	2
cts	2
cp	1
rs	10
c	0
b	0
f	0
cc	1
nc	1
nop	0
crap	1

<?php

declare(strict_types = 1);

namespace Sop\X509\CertificationRequest;

use Sop\ASN1\Type\Constructed\Sequence;
use Sop\ASN1\Type\UnspecifiedType;
use Sop\CryptoBridge\Crypto;
use Sop\CryptoEncoding\PEM;
use Sop\CryptoTypes\AlgorithmIdentifier\AlgorithmIdentifier;
use Sop\CryptoTypes\AlgorithmIdentifier\Feature\SignatureAlgorithmIdentifier;
use Sop\CryptoTypes\Signature\Signature;

/**
 * Implements *CertificationRequest* ASN.1 type.
 *
 * @see https://tools.ietf.org/html/rfc2986#section-4
 */
class CertificationRequest
{
    /**
     * Certification request info.
     *
     * @var CertificationRequestInfo
     */
    protected $_certificationRequestInfo;

    /**
     * Signature algorithm.
     *
     * @var SignatureAlgorithmIdentifier
     */
    protected $_signatureAlgorithm;

    /**
     * Signature.
     *
     * @var Signature
     */
    protected $_signature;

    /**
     * Constructor.
     *
     * @param CertificationRequestInfo     $info
     * @param SignatureAlgorithmIdentifier $algo
     * @param Signature                    $signature
     */
    public function __construct(CertificationRequestInfo $info,
        SignatureAlgorithmIdentifier $algo, Signature $signature)
    {
        $this->_certificationRequestInfo = $info;
        $this->_signatureAlgorithm = $algo;
        $this->_signature = $signature;
    }

    /**
     * Get certification request as a PEM formatted string.
     *
     * @return string
     */
    public function __toString(): string
    {
        return $this->toPEM()->string();
    }

    /**
     * Initialize from ASN.1.
     *
     * @param Sequence $seq
     *
     * @return self
     */
    public static function fromASN1(Sequence $seq): self
    {
        $info = CertificationRequestInfo::fromASN1($seq->at(0)->asSequence());
        $algo = AlgorithmIdentifier::fromASN1($seq->at(1)->asSequence());
        if (!$algo instanceof SignatureAlgorithmIdentifier) {
            throw new \UnexpectedValueException(
                'Unsupported signature algorithm ' . $algo->oid() . '.');
        }
        $signature = Signature::fromSignatureData(
            $seq->at(2)->asBitString()->string(), $algo);
        return new self($info, $algo, $signature);
    }

    /**
     * Initialize from DER.
     *
     * @param string $data
     *
     * @return self
     */
    public static function fromDER(string $data): self
    {
        return self::fromASN1(UnspecifiedType::fromDER($data)->asSequence());
    }

    /**
     * Initialize from PEM.
     *
     * @param PEM $pem
     *
     * @throws \UnexpectedValueException
     *
     * @return self
     */
    public static function fromPEM(PEM $pem): self
    {
        if (PEM::TYPE_CERTIFICATE_REQUEST !== $pem->type()) {
            throw new \UnexpectedValueException('Invalid PEM type.');
        }
        return self::fromDER($pem->data());
    }

    /**
     * Get certification request info.
     *
     * @return CertificationRequestInfo
     */
    public function certificationRequestInfo(): CertificationRequestInfo
    {
        return $this->_certificationRequestInfo;
    }

    /**
     * Get signature algorithm.
     *
     * @return SignatureAlgorithmIdentifier
     */
    public function signatureAlgorithm(): SignatureAlgorithmIdentifier
    {
        return $this->_signatureAlgorithm;
    }

    /**
     * Get signature.
     *
     * @return Signature
     */
    public function signature(): Signature
    {
        return $this->_signature;
    }

    /**
     * Generate ASN.1 structure.
     *
     * @return Sequence
     */
    public function toASN1(): Sequence
    {
        return new Sequence($this->_certificationRequestInfo->toASN1(),
            $this->_signatureAlgorithm->toASN1(), $this->_signature->bitString());
    }

    /**
     * Get certification request as a DER.
     *
     * @return string
     */
    public function toDER(): string
    {
        return $this->toASN1()->toDER();
    }

    /**
     * Get certification request as a PEM.
     *
     * @return PEM
     */
    public function toPEM(): PEM
    {
        return new PEM(PEM::TYPE_CERTIFICATE_REQUEST, $this->toDER());
    }

    /**
     * Verify certification request signature.
     *
     * @param null|Crypto $crypto Crypto engine, use default if not set
     *
     * @return bool True if signature matches
     */
    public function verify(?Crypto $crypto = null): bool
    {
        $crypto = $crypto ?? Crypto::getDefault();
        $data = $this->_certificationRequestInfo->toASN1()->toDER();
        $pk_info = $this->_certificationRequestInfo->subjectPKInfo();
        return $crypto->verify($data, $this->_signature, $pk_info,
            $this->_signatureAlgorithm);
    }
}


1		<?php
2
3		declare(strict_types = 1);
4
5		namespace Sop\X509\CertificationRequest;
6
7		use Sop\ASN1\Type\Constructed\Sequence;
8		use Sop\ASN1\Type\UnspecifiedType;
9		use Sop\CryptoBridge\Crypto;
10		use Sop\CryptoEncoding\PEM;
11		use Sop\CryptoTypes\AlgorithmIdentifier\AlgorithmIdentifier;
12		use Sop\CryptoTypes\AlgorithmIdentifier\Feature\SignatureAlgorithmIdentifier;
13		use Sop\CryptoTypes\Signature\Signature;
14
15		/**
16		* Implements CertificationRequest ASN.1 type.
17		*
18		* @see https://tools.ietf.org/html/rfc2986#section-4
19		*/
20		class CertificationRequest
21		{
22		/**
23		* Certification request info.
24		*
25		* @var CertificationRequestInfo
26		*/
27		protected $_certificationRequestInfo;
28
29		/**
30		* Signature algorithm.
31		*
32		* @var SignatureAlgorithmIdentifier
33		*/
34		protected $_signatureAlgorithm;
35
36		/**
37		* Signature.
38		*
39		* @var Signature
40		*/
41		protected $_signature;
42
43		/**
44		* Constructor.
45		*
46		* @param CertificationRequestInfo $info
47		* @param SignatureAlgorithmIdentifier $algo
48		* @param Signature $signature
49		*/
50	6	public function __construct(CertificationRequestInfo $info,
51		SignatureAlgorithmIdentifier $algo, Signature $signature)
52		{
53	6	$this->_certificationRequestInfo = $info;
54	6	$this->_signatureAlgorithm = $algo;
55	6	$this->_signature = $signature;
56	6	}
57
58		/**
59		* Get certification request as a PEM formatted string.
60		*
61		* @return string
62		*/
63		public function __toString(): string
64	4	{
65		return $this->toPEM()->string();
66	4	}
67	4
68	4	/**
69	1	* Initialize from ASN.1.
70	1	*
71		* @param Sequence $seq
72	3	*
73	3	* @return self
74	3	*/
75	3	public static function fromASN1(Sequence $seq): self
76	3	{
77		$info = CertificationRequestInfo::fromASN1($seq->at(0)->asSequence());
78		$algo = AlgorithmIdentifier::fromASN1($seq->at(1)->asSequence());
79		if (!$algo instanceof SignatureAlgorithmIdentifier) {
80		throw new \UnexpectedValueException(
81		'Unsupported signature algorithm ' . $algo->oid() . '.');
82		}
83		$signature = Signature::fromSignatureData(
84		$seq->at(2)->asBitString()->string(), $algo);
85	2	return new self($info, $algo, $signature);
86		}
87	2
88		/**
89		* Initialize from DER.
90		*
91		* @param string $data
92		*
93		* @return self
94		*/
95		public static function fromDER(string $data): self
96		{
97	3	return self::fromASN1(UnspecifiedType::fromDER($data)->asSequence());
98		}
99	3
100	1	/**
101		* Initialize from PEM.
102	2	*
103		* @param PEM $pem
104		*
105		* @throws \UnexpectedValueException
106		*
107		* @return self
108		*/
109		public static function fromPEM(PEM $pem): self
110	3	{
111		if (PEM::TYPE_CERTIFICATE_REQUEST !== $pem->type()) {
112	3	throw new \UnexpectedValueException('Invalid PEM type.');
113		}
114		return self::fromDER($pem->data());
115		}
116
117		/**
118		* Get certification request info.
119		*
120	2	* @return CertificationRequestInfo
121		*/
122	2	public function certificationRequestInfo(): CertificationRequestInfo
123		{
124		return $this->_certificationRequestInfo;
125		}
126
127		/**
128		* Get signature algorithm.
129		*
130	2	* @return SignatureAlgorithmIdentifier
131		*/
132	2	public function signatureAlgorithm(): SignatureAlgorithmIdentifier
133		{
134		return $this->_signatureAlgorithm;
135		}
136
137		/**
138		* Get signature.
139		*
140	4	* @return Signature
141		*/
142	4	public function signature(): Signature
143	4	{
144		return $this->_signature;
145		}
146
147		/**
148		* Generate ASN.1 structure.
149		*
150		* @return Sequence
151	2	*/
152		public function toASN1(): Sequence
153	2	{
154		return new Sequence($this->_certificationRequestInfo->toASN1(),
155		$this->_signatureAlgorithm->toASN1(), $this->_signature->bitString());
156		}
157
158		/**
159		* Get certification request as a DER.
160		*
161	2	* @return string
162		*/
163	2	public function toDER(): string
164		{
165		return $this->toASN1()->toDER();
166		}
167
168		/**
169		* Get certification request as a PEM.
170		*
171		* @return PEM
172	1	*/
173		public function toPEM(): PEM
174	1	{
175	1	return new PEM(PEM::TYPE_CERTIFICATE_REQUEST, $this->toDER());
176	1	}
177	1
178	1	/**
179		* Verify certification request signature.
180		*
181		* @param null\|Crypto $crypto Crypto engine, use default if not set
182		*
183		* @return bool True if signature matches
184		*/
185		public function verify(?Crypto $crypto = null): bool
186	1	{
187		$crypto = $crypto ?? Crypto::getDefault();
188	1	$data = $this->_certificationRequestInfo->toASN1()->toDER();
189		$pk_info = $this->_certificationRequestInfo->subjectPKInfo();
190		return $crypto->verify($data, $this->_signature, $pk_info,
191		$this->_signatureAlgorithm);
192		}
193		}
194

sop / x509

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CertificationRequest::signature() A

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