aboutsummaryrefslogtreecommitdiffstats
path: root/lib/asio/detail/impl/winsock_init.ipp
diff options
context:
space:
mode:
Diffstat (limited to 'lib/asio/detail/impl/winsock_init.ipp')
-rw-r--r--lib/asio/detail/impl/winsock_init.ipp82
1 files changed, 82 insertions, 0 deletions
diff --git a/lib/asio/detail/impl/winsock_init.ipp b/lib/asio/detail/impl/winsock_init.ipp
new file mode 100644
index 0000000..da4b0c0
--- /dev/null
+++ b/lib/asio/detail/impl/winsock_init.ipp
@@ -0,0 +1,82 @@
+//
+// detail/impl/winsock_init.ipp
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//
+// Copyright (c) 2003-2018 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_DETAIL_IMPL_WINSOCK_INIT_IPP
+#define ASIO_DETAIL_IMPL_WINSOCK_INIT_IPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
+
+#include "asio/detail/config.hpp"
+
+#if defined(ASIO_WINDOWS) || defined(__CYGWIN__)
+
+#include "asio/detail/socket_types.hpp"
+#include "asio/detail/winsock_init.hpp"
+#include "asio/detail/throw_error.hpp"
+#include "asio/error.hpp"
+
+#include "asio/detail/push_options.hpp"
+
+namespace asio {
+namespace detail {
+
+void winsock_init_base::startup(data& d,
+ unsigned char major, unsigned char minor)
+{
+ if (::InterlockedIncrement(&d.init_count_) == 1)
+ {
+ WSADATA wsa_data;
+ long result = ::WSAStartup(MAKEWORD(major, minor), &wsa_data);
+ ::InterlockedExchange(&d.result_, result);
+ }
+}
+
+void winsock_init_base::manual_startup(data& d)
+{
+ if (::InterlockedIncrement(&d.init_count_) == 1)
+ {
+ ::InterlockedExchange(&d.result_, 0);
+ }
+}
+
+void winsock_init_base::cleanup(data& d)
+{
+ if (::InterlockedDecrement(&d.init_count_) == 0)
+ {
+ ::WSACleanup();
+ }
+}
+
+void winsock_init_base::manual_cleanup(data& d)
+{
+ ::InterlockedDecrement(&d.init_count_);
+}
+
+void winsock_init_base::throw_on_error(data& d)
+{
+ long result = ::InterlockedExchangeAdd(&d.result_, 0);
+ if (result != 0)
+ {
+ asio::error_code ec(result,
+ asio::error::get_system_category());
+ asio::detail::throw_error(ec, "winsock");
+ }
+}
+
+} // namespace detail
+} // namespace asio
+
+#include "asio/detail/pop_options.hpp"
+
+#endif // defined(ASIO_WINDOWS) || defined(__CYGWIN__)
+
+#endif // ASIO_DETAIL_IMPL_WINSOCK_INIT_IPP