blob: cb02fee65b4af35295ff8f0a3bac6788e72afbe5 (
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
125
126
127
128
129
130
131
132
133
134
135
136
137
|
//
// detail/io_control.hpp
// ~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2010 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_DETAIL_IO_CONTROL_HPP
#define BOOST_ASIO_DETAIL_IO_CONTROL_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include <boost/asio/detail/config.hpp>
#include <cstddef>
#include <boost/config.hpp>
#include <boost/asio/detail/socket_types.hpp>
#include <boost/asio/detail/push_options.hpp>
namespace boost {
namespace asio {
namespace detail {
namespace io_control {
// IO control command for non-blocking I/O.
class non_blocking_io
{
public:
// Default constructor.
non_blocking_io()
: value_(0)
{
}
// Construct with a specific command value.
non_blocking_io(bool value)
: value_(value ? 1 : 0)
{
}
// Get the name of the IO control command.
int name() const
{
return FIONBIO;
}
// Set the value of the I/O control command.
void set(bool value)
{
value_ = value ? 1 : 0;
}
// Get the current value of the I/O control command.
bool get() const
{
return value_ != 0;
}
// Get the address of the command data.
detail::ioctl_arg_type* data()
{
return &value_;
}
// Get the address of the command data.
const detail::ioctl_arg_type* data() const
{
return &value_;
}
private:
detail::ioctl_arg_type value_;
};
// I/O control command for getting number of bytes available.
class bytes_readable
{
public:
// Default constructor.
bytes_readable()
: value_(0)
{
}
// Construct with a specific command value.
bytes_readable(std::size_t value)
: value_(static_cast<detail::ioctl_arg_type>(value))
{
}
// Get the name of the IO control command.
int name() const
{
return FIONREAD;
}
// Set the value of the I/O control command.
void set(std::size_t value)
{
value_ = static_cast<detail::ioctl_arg_type>(value);
}
// Get the current value of the I/O control command.
std::size_t get() const
{
return static_cast<std::size_t>(value_);
}
// Get the address of the command data.
detail::ioctl_arg_type* data()
{
return &value_;
}
// Get the address of the command data.
const detail::ioctl_arg_type* data() const
{
return &value_;
}
private:
detail::ioctl_arg_type value_;
};
} // namespace io_control
} // namespace detail
} // namespace asio
} // namespace boost
#include <boost/asio/detail/pop_options.hpp>
#endif // BOOST_ASIO_DETAIL_IO_CONTROL_HPP
|