blob: 715cb1f836d42e1b02b3f0d84ca242a346426973 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
|
<?php
namespace React\Dns\Model;
use React\Dns\Query\Query;
use React\Dns\Model\Record;
class Message
{
const TYPE_A = 1;
const TYPE_NS = 2;
const TYPE_CNAME = 5;
const TYPE_SOA = 6;
const TYPE_PTR = 12;
const TYPE_MX = 15;
const TYPE_TXT = 16;
const TYPE_AAAA = 28;
const CLASS_IN = 1;
const OPCODE_QUERY = 0;
const OPCODE_IQUERY = 1; // inverse query
const OPCODE_STATUS = 2;
const RCODE_OK = 0;
const RCODE_FORMAT_ERROR = 1;
const RCODE_SERVER_FAILURE = 2;
const RCODE_NAME_ERROR = 3;
const RCODE_NOT_IMPLEMENTED = 4;
const RCODE_REFUSED = 5;
/**
* Creates a new request message for the given query
*
* @param Query $query
* @return self
*/
public static function createRequestForQuery(Query $query)
{
$request = new Message();
$request->header->set('id', self::generateId());
$request->header->set('rd', 1);
$request->questions[] = (array) $query;
$request->prepare();
return $request;
}
/**
* Creates a new response message for the given query with the given answer records
*
* @param Query $query
* @param Record[] $answers
* @return self
*/
public static function createResponseWithAnswersForQuery(Query $query, array $answers)
{
$response = new Message();
$response->header->set('id', self::generateId());
$response->header->set('qr', 1);
$response->header->set('opcode', Message::OPCODE_QUERY);
$response->header->set('rd', 1);
$response->header->set('rcode', Message::RCODE_OK);
$response->questions[] = (array) $query;
foreach ($answers as $record) {
$response->answers[] = $record;
}
$response->prepare();
return $response;
}
private static function generateId()
{
return mt_rand(0, 0xffff);
}
public $data = '';
public $header;
public $questions = array();
public $answers = array();
public $authority = array();
public $additional = array();
public $consumed = 0;
public function __construct()
{
$this->header = new HeaderBag();
}
public function prepare()
{
$this->header->populateCounts($this);
}
}
|
