111 lines
2.6 KiB
Plaintext
111 lines
2.6 KiB
Plaintext
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//
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// generic/detail/impl/endpoint.hpp
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// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2023 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef ASIO_GENERIC_DETAIL_IMPL_ENDPOINT_IPP
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#define ASIO_GENERIC_DETAIL_IMPL_ENDPOINT_IPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include "asio/detail/config.hpp"
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#include <cstring>
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#include <typeinfo>
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#include "asio/detail/socket_ops.hpp"
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#include "asio/detail/throw_error.hpp"
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#include "asio/detail/throw_exception.hpp"
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#include "asio/error.hpp"
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#include "asio/generic/detail/endpoint.hpp"
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#include "asio/detail/push_options.hpp"
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namespace asio {
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namespace generic {
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namespace detail {
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endpoint::endpoint()
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{
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init(0, 0, 0);
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}
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endpoint::endpoint(const void* sock_addr,
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std::size_t sock_addr_size, int sock_protocol)
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{
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init(sock_addr, sock_addr_size, sock_protocol);
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}
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void endpoint::resize(std::size_t new_size)
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{
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if (new_size > sizeof(asio::detail::sockaddr_storage_type))
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{
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asio::error_code ec(asio::error::invalid_argument);
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asio::detail::throw_error(ec);
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}
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else
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{
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size_ = new_size;
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protocol_ = 0;
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}
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}
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bool operator==(const endpoint& e1, const endpoint& e2)
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{
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using namespace std; // For memcmp.
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return e1.size() == e2.size() && memcmp(e1.data(), e2.data(), e1.size()) == 0;
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}
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bool operator<(const endpoint& e1, const endpoint& e2)
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{
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if (e1.protocol() < e2.protocol())
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return true;
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if (e1.protocol() > e2.protocol())
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return false;
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using namespace std; // For memcmp.
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std::size_t compare_size = e1.size() < e2.size() ? e1.size() : e2.size();
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int compare_result = memcmp(e1.data(), e2.data(), compare_size);
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if (compare_result < 0)
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return true;
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if (compare_result > 0)
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return false;
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return e1.size() < e2.size();
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}
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void endpoint::init(const void* sock_addr,
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std::size_t sock_addr_size, int sock_protocol)
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{
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if (sock_addr_size > sizeof(asio::detail::sockaddr_storage_type))
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{
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asio::error_code ec(asio::error::invalid_argument);
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asio::detail::throw_error(ec);
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}
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using namespace std; // For memset and memcpy.
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memset(&data_.generic, 0, sizeof(asio::detail::sockaddr_storage_type));
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if (sock_addr_size > 0)
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memcpy(&data_.generic, sock_addr, sock_addr_size);
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size_ = sock_addr_size;
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protocol_ = sock_protocol;
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}
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} // namespace detail
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} // namespace generic
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} // namespace asio
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#include "asio/detail/pop_options.hpp"
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#endif // ASIO_GENERIC_DETAIL_IMPL_ENDPOINT_IPP
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