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1 | // |
2 | // ip/address_v6_range.hpp | |
3 | // ~~~~~~~~~~~~~~~~~~~~~~~ | |
4 | // | |
f67539c2 | 5 | // Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
b32b8144 FG |
6 | // Oliver Kowalke (oliver dot kowalke at gmail dot com) |
7 | // | |
8 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
9 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
10 | // | |
11 | ||
12 | #ifndef BOOST_ASIO_IP_ADDRESS_V6_RANGE_HPP | |
13 | #define BOOST_ASIO_IP_ADDRESS_V6_RANGE_HPP | |
14 | ||
15 | #if defined(_MSC_VER) && (_MSC_VER >= 1200) | |
16 | # pragma once | |
17 | #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) | |
18 | ||
19 | #include <boost/asio/detail/config.hpp> | |
20 | #include <boost/asio/ip/address_v6_iterator.hpp> | |
21 | ||
22 | #include <boost/asio/detail/push_options.hpp> | |
23 | ||
24 | namespace boost { | |
25 | namespace asio { | |
26 | namespace ip { | |
27 | ||
28 | template <typename> class basic_address_range; | |
29 | ||
30 | /// Represents a range of IPv6 addresses. | |
31 | /** | |
32 | * @par Thread Safety | |
33 | * @e Distinct @e objects: Safe.@n | |
34 | * @e Shared @e objects: Unsafe. | |
35 | */ | |
36 | template <> class basic_address_range<address_v6> | |
37 | { | |
38 | public: | |
39 | /// The type of an iterator that points into the range. | |
40 | typedef basic_address_iterator<address_v6> iterator; | |
41 | ||
42 | /// Construct an empty range. | |
43 | basic_address_range() BOOST_ASIO_NOEXCEPT | |
44 | : begin_(address_v6()), | |
45 | end_(address_v6()) | |
46 | { | |
47 | } | |
48 | ||
49 | /// Construct an range that represents the given range of addresses. | |
50 | explicit basic_address_range(const iterator& first, | |
51 | const iterator& last) BOOST_ASIO_NOEXCEPT | |
52 | : begin_(first), | |
53 | end_(last) | |
54 | { | |
55 | } | |
56 | ||
57 | /// Copy constructor. | |
58 | basic_address_range(const basic_address_range& other) BOOST_ASIO_NOEXCEPT | |
59 | : begin_(other.begin_), | |
60 | end_(other.end_) | |
61 | { | |
62 | } | |
63 | ||
64 | #if defined(BOOST_ASIO_HAS_MOVE) | |
65 | /// Move constructor. | |
66 | basic_address_range(basic_address_range&& other) BOOST_ASIO_NOEXCEPT | |
67 | : begin_(BOOST_ASIO_MOVE_CAST(iterator)(other.begin_)), | |
68 | end_(BOOST_ASIO_MOVE_CAST(iterator)(other.end_)) | |
69 | { | |
70 | } | |
71 | #endif // defined(BOOST_ASIO_HAS_MOVE) | |
72 | ||
73 | /// Assignment operator. | |
74 | basic_address_range& operator=( | |
75 | const basic_address_range& other) BOOST_ASIO_NOEXCEPT | |
76 | { | |
77 | begin_ = other.begin_; | |
78 | end_ = other.end_; | |
79 | return *this; | |
80 | } | |
81 | ||
82 | #if defined(BOOST_ASIO_HAS_MOVE) | |
83 | /// Move assignment operator. | |
84 | basic_address_range& operator=( | |
85 | basic_address_range&& other) BOOST_ASIO_NOEXCEPT | |
86 | { | |
87 | begin_ = BOOST_ASIO_MOVE_CAST(iterator)(other.begin_); | |
88 | end_ = BOOST_ASIO_MOVE_CAST(iterator)(other.end_); | |
89 | return *this; | |
90 | } | |
91 | #endif // defined(BOOST_ASIO_HAS_MOVE) | |
92 | ||
93 | /// Obtain an iterator that points to the start of the range. | |
94 | iterator begin() const BOOST_ASIO_NOEXCEPT | |
95 | { | |
96 | return begin_; | |
97 | } | |
98 | ||
99 | /// Obtain an iterator that points to the end of the range. | |
100 | iterator end() const BOOST_ASIO_NOEXCEPT | |
101 | { | |
102 | return end_; | |
103 | } | |
104 | ||
105 | /// Determine whether the range is empty. | |
106 | bool empty() const BOOST_ASIO_NOEXCEPT | |
107 | { | |
108 | return begin_ == end_; | |
109 | } | |
110 | ||
111 | /// Find an address in the range. | |
112 | iterator find(const address_v6& addr) const BOOST_ASIO_NOEXCEPT | |
113 | { | |
114 | return addr >= *begin_ && addr < *end_ ? iterator(addr) : end_; | |
115 | } | |
116 | ||
117 | private: | |
118 | iterator begin_; | |
119 | iterator end_; | |
120 | }; | |
121 | ||
122 | /// Represents a range of IPv6 addresses. | |
123 | typedef basic_address_range<address_v6> address_v6_range; | |
124 | ||
125 | } // namespace ip | |
126 | } // namespace asio | |
127 | } // namespace boost | |
128 | ||
129 | #include <boost/asio/detail/pop_options.hpp> | |
130 | ||
131 | #endif // BOOST_ASIO_IP_ADDRESS_V6_RANGE_HPP |