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Diffstat (limited to 'lib/asio/ip/impl/network_v4.ipp')
-rw-r--r-- | lib/asio/ip/impl/network_v4.ipp | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/lib/asio/ip/impl/network_v4.ipp b/lib/asio/ip/impl/network_v4.ipp deleted file mode 100644 index 4b27887..0000000 --- a/lib/asio/ip/impl/network_v4.ipp +++ /dev/null @@ -1,216 +0,0 @@ -// -// ip/impl/network_v4.ipp -// ~~~~~~~~~~~~~~~~~~~~~~ -// -// Copyright (c) 2003-2018 Christopher M. Kohlhoff (chris at kohlhoff dot com) -// Copyright (c) 2014 Oliver Kowalke (oliver dot kowalke at gmail 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 ASIO_IP_IMPL_NETWORK_V4_IPP -#define ASIO_IP_IMPL_NETWORK_V4_IPP - -#if defined(_MSC_VER) && (_MSC_VER >= 1200) -# pragma once -#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) - -#include "asio/detail/config.hpp" -#include <climits> -#include <cstdio> -#include <cstdlib> -#include <stdexcept> -#include "asio/error.hpp" -#include "asio/detail/throw_error.hpp" -#include "asio/detail/throw_exception.hpp" -#include "asio/ip/network_v4.hpp" - -#include "asio/detail/push_options.hpp" - -namespace asio { -namespace ip { - -network_v4::network_v4(const address_v4& addr, unsigned short prefix_len) - : address_(addr), - prefix_length_(prefix_len) -{ - if (prefix_len > 32) - { - std::out_of_range ex("prefix length too large"); - asio::detail::throw_exception(ex); - } -} - -network_v4::network_v4(const address_v4& addr, const address_v4& mask) - : address_(addr), - prefix_length_(0) -{ - address_v4::bytes_type mask_bytes = mask.to_bytes(); - bool finished = false; - for (std::size_t i = 0; i < mask_bytes.size(); ++i) - { - if (finished) - { - if (mask_bytes[i]) - { - std::invalid_argument ex("non-contiguous netmask"); - asio::detail::throw_exception(ex); - } - continue; - } - else - { - switch (mask_bytes[i]) - { - case 255: - prefix_length_ += 8; - break; - case 254: // prefix_length_ += 7 - prefix_length_ += 1; - case 252: // prefix_length_ += 6 - prefix_length_ += 1; - case 248: // prefix_length_ += 5 - prefix_length_ += 1; - case 240: // prefix_length_ += 4 - prefix_length_ += 1; - case 224: // prefix_length_ += 3 - prefix_length_ += 1; - case 192: // prefix_length_ += 2 - prefix_length_ += 1; - case 128: // prefix_length_ += 1 - prefix_length_ += 1; - case 0: // nbits += 0 - finished = true; - break; - default: - std::out_of_range ex("non-contiguous netmask"); - asio::detail::throw_exception(ex); - } - } - } -} - -address_v4 network_v4::netmask() const ASIO_NOEXCEPT -{ - uint32_t nmbits = 0xffffffff; - if (prefix_length_ == 0) - nmbits = 0; - else - nmbits = nmbits << (32 - prefix_length_); - return address_v4(nmbits); -} - -address_v4_range network_v4::hosts() const ASIO_NOEXCEPT -{ - return is_host() - ? address_v4_range(address_, address_v4(address_.to_uint() + 1)) - : address_v4_range(address_v4(network().to_uint() + 1), broadcast()); -} - -bool network_v4::is_subnet_of(const network_v4& other) const -{ - if (other.prefix_length_ >= prefix_length_) - return false; // Only real subsets are allowed. - const network_v4 me(address_, other.prefix_length_); - return other.canonical() == me.canonical(); -} - -std::string network_v4::to_string() const -{ - asio::error_code ec; - std::string addr = to_string(ec); - asio::detail::throw_error(ec); - return addr; -} - -std::string network_v4::to_string(asio::error_code& ec) const -{ - using namespace std; // For sprintf. - ec = asio::error_code(); - char prefix_len[16]; -#if defined(ASIO_HAS_SECURE_RTL) - sprintf_s(prefix_len, sizeof(prefix_len), "/%u", prefix_length_); -#else // defined(ASIO_HAS_SECURE_RTL) - sprintf(prefix_len, "/%u", prefix_length_); -#endif // defined(ASIO_HAS_SECURE_RTL) - return address_.to_string() + prefix_len; -} - -network_v4 make_network_v4(const char* str) -{ - return make_network_v4(std::string(str)); -} - -network_v4 make_network_v4(const char* str, asio::error_code& ec) -{ - return make_network_v4(std::string(str), ec); -} - -network_v4 make_network_v4(const std::string& str) -{ - asio::error_code ec; - network_v4 net = make_network_v4(str, ec); - asio::detail::throw_error(ec); - return net; -} - -network_v4 make_network_v4(const std::string& str, - asio::error_code& ec) -{ - std::string::size_type pos = str.find_first_of("/"); - - if (pos == std::string::npos) - { - ec = asio::error::invalid_argument; - return network_v4(); - } - - if (pos == str.size() - 1) - { - ec = asio::error::invalid_argument; - return network_v4(); - } - - std::string::size_type end = str.find_first_not_of("0123456789", pos + 1); - if (end != std::string::npos) - { - ec = asio::error::invalid_argument; - return network_v4(); - } - - const address_v4 addr = make_address_v4(str.substr(0, pos), ec); - if (ec) - return network_v4(); - - const int prefix_len = std::atoi(str.substr(pos + 1).c_str()); - if (prefix_len < 0 || prefix_len > 32) - { - ec = asio::error::invalid_argument; - return network_v4(); - } - - return network_v4(addr, static_cast<unsigned short>(prefix_len)); -} - -#if defined(ASIO_HAS_STRING_VIEW) - -network_v4 make_network_v4(string_view str) -{ - return make_network_v4(static_cast<std::string>(str)); -} - -network_v4 make_network_v4(string_view str, - asio::error_code& ec) -{ - return make_network_v4(static_cast<std::string>(str), ec); -} - -#endif // defined(ASIO_HAS_STRING_VIEW) - -} // namespace ip -} // namespace asio - -#include "asio/detail/pop_options.hpp" - -#endif // ASIO_IP_IMPL_NETWORK_V4_IPP |