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- //
- // generic/detail/impl/endpoint.hpp
- // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- //
- // Copyright (c) 2003-2019 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 ASIO_GENERIC_DETAIL_IMPL_ENDPOINT_IPP
- #define ASIO_GENERIC_DETAIL_IMPL_ENDPOINT_IPP
-
- #if defined(_MSC_VER) && (_MSC_VER >= 1200)
- # pragma once
- #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
-
- #include "asio/detail/config.hpp"
-
- #include <cstring>
- #include <typeinfo>
- #include "asio/detail/socket_ops.hpp"
- #include "asio/detail/throw_error.hpp"
- #include "asio/detail/throw_exception.hpp"
- #include "asio/error.hpp"
- #include "asio/generic/detail/endpoint.hpp"
-
- #include "asio/detail/push_options.hpp"
-
- namespace asio {
- namespace generic {
- namespace detail {
-
- endpoint::endpoint()
- {
- init(0, 0, 0);
- }
-
- endpoint::endpoint(const void* sock_addr,
- std::size_t sock_addr_size, int sock_protocol)
- {
- init(sock_addr, sock_addr_size, sock_protocol);
- }
-
- void endpoint::resize(std::size_t new_size)
- {
- if (new_size > sizeof(asio::detail::sockaddr_storage_type))
- {
- asio::error_code ec(asio::error::invalid_argument);
- asio::detail::throw_error(ec);
- }
- else
- {
- size_ = new_size;
- protocol_ = 0;
- }
- }
-
- bool operator==(const endpoint& e1, const endpoint& e2)
- {
- using namespace std; // For memcmp.
- return e1.size() == e2.size() && memcmp(e1.data(), e2.data(), e1.size()) == 0;
- }
-
- bool operator<(const endpoint& e1, const endpoint& e2)
- {
- if (e1.protocol() < e2.protocol())
- return true;
-
- if (e1.protocol() > e2.protocol())
- return false;
-
- using namespace std; // For memcmp.
- std::size_t compare_size = e1.size() < e2.size() ? e1.size() : e2.size();
- int compare_result = memcmp(e1.data(), e2.data(), compare_size);
-
- if (compare_result < 0)
- return true;
-
- if (compare_result > 0)
- return false;
-
- return e1.size() < e2.size();
- }
-
- void endpoint::init(const void* sock_addr,
- std::size_t sock_addr_size, int sock_protocol)
- {
- if (sock_addr_size > sizeof(asio::detail::sockaddr_storage_type))
- {
- asio::error_code ec(asio::error::invalid_argument);
- asio::detail::throw_error(ec);
- }
-
- using namespace std; // For memset and memcpy.
- memset(&data_.generic, 0, sizeof(asio::detail::sockaddr_storage_type));
- if (sock_addr_size > 0)
- memcpy(&data_.generic, sock_addr, sock_addr_size);
-
- size_ = sock_addr_size;
- protocol_ = sock_protocol;
- }
-
- } // namespace detail
- } // namespace generic
- } // namespace asio
-
- #include "asio/detail/pop_options.hpp"
-
- #endif // ASIO_GENERIC_DETAIL_IMPL_ENDPOINT_IPP
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