TKEY::fromWire() - Code Metrics - Inspection of "Remove property type declaration" - Badcow/DNS - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( fe5fd9...28190b )

by Sam

created 2020-10-05 01:42 UTC

TKEY::fromWire() A

↳ Parent: TKEY

Complexity

Conditions	3
Paths	3

Size

Total Lines	29
Code Lines	21

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	20
CRAP Score	3.0067

Importance

Changes

Metric	Value
cc	3
eloc	21
nc	3
nop	3
dl	0
loc	29
ccs	20
cts	22
cp	0.9091
crap	3.0067
rs	9.584
c	0
b	0
f	0

<?php

declare(strict_types=1);

/*
 * This file is part of Badcow DNS Library.
 *
 * (c) Samuel Williams <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Badcow\DNS\Rdata;

use Badcow\DNS\Message;
use Badcow\DNS\Parser\Tokens;
use Badcow\DNS\Validator;

/**
 * {@link https://tools.ietf.org/html/rfc2930}.
 */
class TKEY implements RdataInterface
{
    use RdataTrait;

    const TYPE = 'TKEY';
    const TYPE_CODE = 249;

    /**
     * The algorithm name is in the form of a domain name with the same
     * meaning as in [RFC 2845]{@link https://tools.ietf.org/html/rfc2845}.
     * The algorithm determines how the secret keying material agreed to
     * using the TKEY RR is actually used to derive the algorithm specific key.
     *
     * @var string
     */
    private $algorithm;

    /**
     * @var \DateTime
     */
    private $inception;

    /**
     * @var \DateTime
     */
    private $expiration;

    /**
     * The mode field specifies the general scheme for key agreement or the
     * purpose of the TKEY DNS message. 16-bit integer.
     *
     * The following values of the Mode octet are defined, available, or reserved:
     *
     *      Value    Description
     *      -----    -----------
     *      0        - reserved, see section 7
     *      1       server assignment
     *      2       Diffie-Hellman exchange
     *      3       GSS-API negotiation
     *      4       resolver assignment
     *      5       key deletion
     *      6-65534   - available, see section 7
     *      65535     - reserved, see section 7
     *
     * @var int
     */
    private $mode;

    /**
     * The error code field is an extended RCODE.  The following values are defined:.
     *
     *      Value   Description
     *      -----   -----------
     *      0       - no error
     *      1-15   a non-extended RCODE
     *      16     BADSIG   (TSIG)
     *      17     BADKEY   (TSIG)
     *      18     BADTIME  (TSIG)
     *      19     BADMODE
     *      20     BADNAME
     *      21     BADALG
     *
     * @var int
     */
    private $error = 0;

    /**
     * @var string
     */
    private $keyData;

    /**
     * @var string
     */
    private $otherData;

    public function getAlgorithm(): string
    {
        return $this->algorithm;
    }

    public function setAlgorithm(string $algorithm): void
    {
        if (!Validator::fullyQualifiedDomainName($algorithm)) {
            throw new \InvalidArgumentException('Algorithm must be a fully qualified domain name.');
        }
        $this->algorithm = $algorithm;
    }

    public function getInception(): \DateTime
    {
        return $this->inception;
    }

    public function setInception(\DateTime $inception): void
    {
        $this->inception = $inception;
    }

    public function getExpiration(): \DateTime
    {
        return $this->expiration;
    }

    public function setExpiration(\DateTime $expiration): void
    {
        $this->expiration = $expiration;
    }

    public function getMode(): int
    {
        return $this->mode;
    }

    public function setMode(int $mode): void
    {
        if (!Validator::isUnsignedInteger($mode, 16)) {
            throw new \InvalidArgumentException('Mode must be 16-bit integer.');
        }
        $this->mode = $mode;
    }

    public function getError(): int
    {
        return $this->error;
    }

    public function setError(int $error): void
    {
        if (!Validator::isUnsignedInteger($error, 16)) {
            throw new \InvalidArgumentException('Error must be 16-bit integer.');
        }
        $this->error = $error;
    }

    public function getKeyData(): string
    {
        return $this->keyData;
    }

    /**
     * @param string $keyData binary stream
     */
    public function setKeyData(string $keyData): void
    {
        $this->keyData = $keyData;
    }

    public function getOtherData(): string
    {
        return $this->otherData;
    }

    /**
     * @param string $otherData binary stream
     */
    public function setOtherData(string $otherData): void
    {
        $this->otherData = $otherData;
    }

    /**
     * {@inheritdoc}
     */
    public function toText(): string
    {
        return sprintf('%s %d %d %d %d %s %s',
            $this->algorithm,
            $this->inception->format('U'),
            $this->expiration->format('U'),
            $this->mode,
            $this->error,
            base64_encode($this->keyData),
            base64_encode($this->otherData)
        );
    }

    /**
     * {@inheritdoc}
     */
    public function toWire(): string
    {
        $wire = Message::encodeName($this->algorithm);
        $wire .= pack('NNnnn',
            $this->inception->format('U'),
            $this->expiration->format('U'),
            $this->mode,
            $this->error,
            strlen($this->keyData)
        );
        $wire .= $this->keyData;
        $wire .= pack('n', strlen($this->otherData));
        $wire .= $this->otherData;

        return $wire;
    }

    /**
     * {@inheritdoc}
     */
    public function fromText(string $text): void
    {
        $rdata = explode(Tokens::SPACE, $text);
        $this->setAlgorithm((string) array_shift($rdata));
        if (false === $inception = \DateTime::createFromFormat('U', (string) array_shift($rdata))) {
            throw new \UnexpectedValueException('Unable to parse inception date of TKEY Rdata.');
        }
        $this->setInception($inception);

        if (false === $expiration = \DateTime::createFromFormat('U', (string) array_shift($rdata))) {
            throw new \UnexpectedValueException('Unable to parse expiration date of TKEY Rdata.');
        }
        $this->setExpiration($expiration);

        $this->setMode((int) array_shift($rdata));
        $this->setError((int) array_shift($rdata));
        $this->setKeyData((string) base64_decode((string) array_shift($rdata)));
        $this->setOtherData((string) base64_decode((string) array_shift($rdata)));
    }

    /**
     * {@inheritdoc}
     */
    public function fromWire(string $rdata, int &$offset = 0, ?int $rdLength = null): void
    {
        $algorithm = Message::decodeName($rdata, $offset);
        $integers = unpack('N<inception>/N<expiration>/n<mode>/n<error>/n<keySize>', $rdata, $offset);
        $offset += 14;
        $keySize = (int) $integers['<keySize>'];
        $keyData = substr($rdata, $offset, $keySize);
        $offset = (int) $offset + $keySize;
        $otherDataSize = unpack('n', $rdata, $offset)[1];
        $offset += 2;
        $otherData = substr($rdata, $offset, $otherDataSize);
        $offset += $otherDataSize;

        $this->setAlgorithm($algorithm);

        if (false === $inception = \DateTime::createFromFormat('U', (string) $integers['<inception>'])) {
            throw new \UnexpectedValueException('Unable to parse inception date of TKEY Rdata.');
        }
        $this->setInception($inception);

        if (false === $expiration = \DateTime::createFromFormat('U', (string) $integers['<expiration>'])) {
            throw new \UnexpectedValueException('Unable to parse expiration date of TKEY Rdata.');
        }
        $this->setExpiration($expiration);

        $this->setMode((int) $integers['<mode>']);
        $this->setError((int) $integers['<error>']);
        $this->setKeyData($keyData);
        $this->setOtherData($otherData);
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		/*
6		* This file is part of Badcow DNS Library.
7		*
8		* (c) Samuel Williams <[email protected]>
9		*
10		* For the full copyright and license information, please view the LICENSE
11		* file that was distributed with this source code.
12		*/
13
14		namespace Badcow\DNS\Rdata;
15
16		use Badcow\DNS\Message;
17		use Badcow\DNS\Parser\Tokens;
18		use Badcow\DNS\Validator;
19
20		/**
21		* {@link https://tools.ietf.org/html/rfc2930}.
22		*/
23		class TKEY implements RdataInterface
24		{
25	1	use RdataTrait;
26
27		const TYPE = 'TKEY';
28		const TYPE_CODE = 249;
29
30		/**
31		* The algorithm name is in the form of a domain name with the same
32		* meaning as in [RFC 2845]{@link https://tools.ietf.org/html/rfc2845}.
33		* The algorithm determines how the secret keying material agreed to
34		* using the TKEY RR is actually used to derive the algorithm specific key.
35		*
36		* @var string
37		*/
38		private $algorithm;
39
40		/**
41		* @var \DateTime
42		*/
43		private $inception;
44
45		/**
46		* @var \DateTime
47		*/
48		private $expiration;
49
50		/**
51		* The mode field specifies the general scheme for key agreement or the
52		* purpose of the TKEY DNS message. 16-bit integer.
53		*
54		* The following values of the Mode octet are defined, available, or reserved:
55		*
56		* Value Description
57		* ----- -----------
58		* 0 - reserved, see section 7
59		* 1 server assignment
60		* 2 Diffie-Hellman exchange
61		* 3 GSS-API negotiation
62		* 4 resolver assignment
63		* 5 key deletion
64		* 6-65534 - available, see section 7
65		* 65535 - reserved, see section 7
66		*
67		* @var int
68		*/
69		private $mode;
70
71		/**
72		* The error code field is an extended RCODE. The following values are defined:.
73		*
74		* Value Description
75		* ----- -----------
76		* 0 - no error
77		* 1-15 a non-extended RCODE
78		* 16 BADSIG (TSIG)
79		* 17 BADKEY (TSIG)
80		* 18 BADTIME (TSIG)
81		* 19 BADMODE
82		* 20 BADNAME
83		* 21 BADALG
84		*
85		* @var int
86		*/
87		private $error = 0;
88
89		/**
90		* @var string
91		*/
92		private $keyData;
93
94		/**
95		* @var string
96		*/
97		private $otherData;
98
99	1	public function getAlgorithm(): string
100		{
101	1	return $this->algorithm;
102		}
103
104	4	public function setAlgorithm(string $algorithm): void
105		{
106	4	if (!Validator::fullyQualifiedDomainName($algorithm)) {
107		throw new \InvalidArgumentException('Algorithm must be a fully qualified domain name.');
108		}
109	4	$this->algorithm = $algorithm;
110	4	}
111
112	1	public function getInception(): \DateTime
113		{
114	1	return $this->inception;
115		}
116
117	4	public function setInception(\DateTime $inception): void
118		{
119	4	$this->inception = $inception;
120	4	}
121
122	1	public function getExpiration(): \DateTime
123		{
124	1	return $this->expiration;
125		}
126
127	4	public function setExpiration(\DateTime $expiration): void
128		{
129	4	$this->expiration = $expiration;
130	4	}
131
132	1	public function getMode(): int
133		{
134	1	return $this->mode;
135		}
136
137	4	public function setMode(int $mode): void
138		{
139	4	if (!Validator::isUnsignedInteger($mode, 16)) {
140		throw new \InvalidArgumentException('Mode must be 16-bit integer.');
141		}
142	4	$this->mode = $mode;
143	4	}
144
145	1	public function getError(): int
146		{
147	1	return $this->error;
148		}
149
150	4	public function setError(int $error): void
151		{
152	4	if (!Validator::isUnsignedInteger($error, 16)) {
153		throw new \InvalidArgumentException('Error must be 16-bit integer.');
154		}
155	4	$this->error = $error;
156	4	}
157
158	1	public function getKeyData(): string
159		{
160	1	return $this->keyData;
161		}
162
163		/**
164		* @param string $keyData binary stream
165		*/
166	4	public function setKeyData(string $keyData): void
167		{
168	4	$this->keyData = $keyData;
169	4	}
170
171	1	public function getOtherData(): string
172		{
173	1	return $this->otherData;
174		}
175
176		/**
177		* @param string $otherData binary stream
178		*/
179	4	public function setOtherData(string $otherData): void
180		{
181	4	$this->otherData = $otherData;
182	4	}
183
184		/**
185		* {@inheritdoc}
186		*/
187	1	public function toText(): string
188		{
189	1	return sprintf('%s %d %d %d %d %s %s',
190	1	$this->algorithm,
191	1	$this->inception->format('U'),
192	1	$this->expiration->format('U'),
193	1	$this->mode,
194	1	$this->error,
195	1	base64_encode($this->keyData),
196	1	base64_encode($this->otherData)
197		);
198		}
199
200		/**
201		* {@inheritdoc}
202		*/
203	1	public function toWire(): string
204		{
205	1	$wire = Message::encodeName($this->algorithm);
206	1	$wire .= pack('NNnnn',
207	1	$this->inception->format('U'),
208	1	$this->expiration->format('U'),
209	1	$this->mode,
210	1	$this->error,
211	1	strlen($this->keyData)
212		);
213	1	$wire .= $this->keyData;
214	1	$wire .= pack('n', strlen($this->otherData));
215	1	$wire .= $this->otherData;
216
217	1	return $wire;
218		}
219
220		/**
221		* {@inheritdoc}
222		*/
223	1	public function fromText(string $text): void
224		{
225	1	$rdata = explode(Tokens::SPACE, $text);
226	1	$this->setAlgorithm((string) array_shift($rdata));
227	1	if (false === $inception = \DateTime::createFromFormat('U', (string) array_shift($rdata))) {
228		throw new \UnexpectedValueException('Unable to parse inception date of TKEY Rdata.');
229		}
230	1	$this->setInception($inception);
231
232	1	if (false === $expiration = \DateTime::createFromFormat('U', (string) array_shift($rdata))) {
233		throw new \UnexpectedValueException('Unable to parse expiration date of TKEY Rdata.');
234		}
235	1	$this->setExpiration($expiration);
236
237	1	$this->setMode((int) array_shift($rdata));
238	1	$this->setError((int) array_shift($rdata));
239	1	$this->setKeyData((string) base64_decode((string) array_shift($rdata)));
240	1	$this->setOtherData((string) base64_decode((string) array_shift($rdata)));
241	1	}
242
243		/**
244		* {@inheritdoc}
245		*/
246	1	public function fromWire(string $rdata, int &$offset = 0, ?int $rdLength = null): void
247		{
248	1	$algorithm = Message::decodeName($rdata, $offset);
249	1	$integers = unpack('N<inception>/N<expiration>/n<mode>/n<error>/n<keySize>', $rdata, $offset);
250	1	$offset += 14;
251	1	$keySize = (int) $integers['<keySize>'];
252	1	$keyData = substr($rdata, $offset, $keySize);
253	1	$offset = (int) $offset + $keySize;
254	1	$otherDataSize = unpack('n', $rdata, $offset)[1];
255	1	$offset += 2;
256	1	$otherData = substr($rdata, $offset, $otherDataSize);
257	1	$offset += $otherDataSize;
258
259	1	$this->setAlgorithm($algorithm);
260
261	1	if (false === $inception = \DateTime::createFromFormat('U', (string) $integers['<inception>'])) {
262		throw new \UnexpectedValueException('Unable to parse inception date of TKEY Rdata.');
263		}
264	1	$this->setInception($inception);
265
266	1	if (false === $expiration = \DateTime::createFromFormat('U', (string) $integers['<expiration>'])) {
267		throw new \UnexpectedValueException('Unable to parse expiration date of TKEY Rdata.');
268		}
269	1	$this->setExpiration($expiration);
270
271	1	$this->setMode((int) $integers['<mode>']);
272	1	$this->setError((int) $integers['<error>']);
273	1	$this->setKeyData($keyData);
274	1	$this->setOtherData($otherData);
275	1	}
276		}
277

Badcow / DNS

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TKEY::fromWire() A

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