This file is indexed.

/usr/include/asio/serial_port_base.hpp is in libasio-dev 1.4.1-3ubuntu2.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  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
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
//
// serial_port_base.hpp
// ~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2008 Christopher M. Kohlhoff (chris at kohlhoff dot com)
// Copyright (c) 2008 Rep Invariant Systems, Inc. (info@repinvariant.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 ASIO_SERIAL_PORT_BASE_HPP
#define ASIO_SERIAL_PORT_BASE_HPP

#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)

#include "asio/detail/push_options.hpp"

#include "asio/detail/push_options.hpp"
#include <stdexcept>
#include <boost/config.hpp>
#include <boost/detail/workaround.hpp>
#if !defined(BOOST_WINDOWS) && !defined(__CYGWIN__)
# include <termios.h>
#endif
#include "asio/detail/pop_options.hpp"

#include "asio/error_code.hpp"
#include "asio/detail/socket_types.hpp"

#if defined(GENERATING_DOCUMENTATION)
# define ASIO_OPTION_STORAGE implementation_defined
#elif defined(BOOST_WINDOWS) || defined(__CYGWIN__)
# define ASIO_OPTION_STORAGE DCB
#else
# define ASIO_OPTION_STORAGE termios
#endif

namespace asio {

/// The serial_port_base class is used as a base for the basic_serial_port class
/// template so that we have a common place to define the serial port options.
class serial_port_base
{
public:
  /// Serial port option to permit changing the baud rate.
  /**
   * Implements changing the baud rate for a given serial port.
   */
  class baud_rate
  {
  public:
    explicit baud_rate(unsigned int rate = 0);
    unsigned int value() const;
    asio::error_code store(ASIO_OPTION_STORAGE& storage,
        asio::error_code& ec) const;
    asio::error_code load(const ASIO_OPTION_STORAGE& storage,
        asio::error_code& ec);
  private:
    unsigned int value_;
  };

  /// Serial port option to permit changing the flow control.
  /**
   * Implements changing the flow control for a given serial port.
   */
  class flow_control
  {
  public:
    enum type { none, software, hardware };
    explicit flow_control(type t = none);
    type value() const;
    asio::error_code store(ASIO_OPTION_STORAGE& storage,
        asio::error_code& ec) const;
    asio::error_code load(const ASIO_OPTION_STORAGE& storage,
        asio::error_code& ec);
  private:
    type value_;
  };

  /// Serial port option to permit changing the parity.
  /**
   * Implements changing the parity for a given serial port.
   */
  class parity
  {
  public:
    enum type { none, odd, even };
    explicit parity(type t = none);
    type value() const;
    asio::error_code store(ASIO_OPTION_STORAGE& storage,
        asio::error_code& ec) const;
    asio::error_code load(const ASIO_OPTION_STORAGE& storage,
        asio::error_code& ec);
  private:
    type value_;
  };

  /// Serial port option to permit changing the number of stop bits.
  /**
   * Implements changing the number of stop bits for a given serial port.
   */
  class stop_bits
  {
  public:
    enum type { one, onepointfive, two };
    explicit stop_bits(type t = one);
    type value() const;
    asio::error_code store(ASIO_OPTION_STORAGE& storage,
        asio::error_code& ec) const;
    asio::error_code load(const ASIO_OPTION_STORAGE& storage,
        asio::error_code& ec);
  private:
    type value_;
  };

  /// Serial port option to permit changing the character size.
  /**
   * Implements changing the character size for a given serial port.
   */
  class character_size
  {
  public:
    explicit character_size(unsigned int t = 8);
    unsigned int value() const;
    asio::error_code store(ASIO_OPTION_STORAGE& storage,
        asio::error_code& ec) const;
    asio::error_code load(const ASIO_OPTION_STORAGE& storage,
        asio::error_code& ec);
  private:
    unsigned int value_;
  };

protected:
  /// Protected destructor to prevent deletion through this type.
  ~serial_port_base()
  {
  }

#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
private:
  // Workaround to enable the empty base optimisation with Borland C++.
  char dummy_;
#endif
};

} // namespace asio

#include "asio/impl/serial_port_base.ipp"

#undef ASIO_OPTION_STORAGE

#include "asio/detail/pop_options.hpp"

#endif // ASIO_SERIAL_PORT_BASE_HPP