blob: 2a17b8066704a41ab4bb12d8180e9a53c4ff4538 (
plain)
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
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
|
//
// generic/seq_packet_protocol.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#ifndef BOOST_ASIO_GENERIC_SEQ_PACKET_PROTOCOL_HPP
#define BOOST_ASIO_GENERIC_SEQ_PACKET_PROTOCOL_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include <boost/asio/detail/config.hpp>
#include <typeinfo>
#include <boost/asio/basic_seq_packet_socket.hpp>
#include <boost/asio/detail/socket_types.hpp>
#include <boost/asio/detail/throw_exception.hpp>
#include <boost/asio/generic/basic_endpoint.hpp>
#include <boost/asio/detail/push_options.hpp>
namespace boost {
namespace asio {
namespace generic {
/// Encapsulates the flags needed for a generic sequenced packet socket.
/**
* The boost::asio::generic::seq_packet_protocol class contains flags necessary
* for seq_packet-oriented sockets of any address family and protocol.
*
* @par Examples
* Constructing using a native address family and socket protocol:
* @code seq_packet_protocol p(AF_INET, IPPROTO_SCTP); @endcode
*
* @par Thread Safety
* @e Distinct @e objects: Safe.@n
* @e Shared @e objects: Safe.
*
* @par Concepts:
* Protocol.
*/
class seq_packet_protocol
{
public:
/// Construct a protocol object for a specific address family and protocol.
seq_packet_protocol(int address_family, int socket_protocol)
: family_(address_family),
protocol_(socket_protocol)
{
}
/// Construct a generic protocol object from a specific protocol.
/**
* @throws @c bad_cast Thrown if the source protocol is not based around
* sequenced packets.
*/
template <typename Protocol>
seq_packet_protocol(const Protocol& source_protocol)
: family_(source_protocol.family()),
protocol_(source_protocol.protocol())
{
if (source_protocol.type() != type())
{
std::bad_cast ex;
boost::asio::detail::throw_exception(ex);
}
}
/// Obtain an identifier for the type of the protocol.
int type() const
{
return BOOST_ASIO_OS_DEF(SOCK_SEQPACKET);
}
/// Obtain an identifier for the protocol.
int protocol() const
{
return protocol_;
}
/// Obtain an identifier for the protocol family.
int family() const
{
return family_;
}
/// Compare two protocols for equality.
friend bool operator==(const seq_packet_protocol& p1,
const seq_packet_protocol& p2)
{
return p1.family_ == p2.family_ && p1.protocol_ == p2.protocol_;
}
/// Compare two protocols for inequality.
friend bool operator!=(const seq_packet_protocol& p1,
const seq_packet_protocol& p2)
{
return !(p1 == p2);
}
/// The type of an endpoint.
typedef basic_endpoint<seq_packet_protocol> endpoint;
/// The generic socket type.
typedef basic_seq_packet_socket<seq_packet_protocol> socket;
private:
int family_;
int protocol_;
};
} // namespace generic
} // namespace asio
} // namespace boost
#include <boost/asio/detail/pop_options.hpp>
#endif // BOOST_ASIO_GENERIC_SEQ_PACKET_PROTOCOL_HPP
|
Swift