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55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
// Copyright 2021 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "Common/SocketContext.h"
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#include "Common/Logging/Log.h"
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#include "Common/Network.h"
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namespace Common
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{
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#ifdef _WIN32
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SocketContext::SocketContext()
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{
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std::lock_guard<std::mutex> g(s_lock);
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if (s_num_objects == 0)
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{
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const int ret = WSAStartup(MAKEWORD(2, 2), &s_data);
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if (ret == 0)
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{
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INFO_LOG_FMT(COMMON, "WSAStartup succeeded, wVersion={}.{}, wHighVersion={}.{}",
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int(LOBYTE(s_data.wVersion)), int(HIBYTE(s_data.wVersion)),
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int(LOBYTE(s_data.wHighVersion)), int(HIBYTE(s_data.wHighVersion)));
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}
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else
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{
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// The WSAStartup function directly returns the extended error code in the return value.
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// A call to the WSAGetLastError function is not needed and should not be used.
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//
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// Source:
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// https://learn.microsoft.com/en-us/windows/win32/api/winsock2/nf-winsock2-wsastartup
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ERROR_LOG_FMT(COMMON, "WSAStartup failed with error {}: {}", ret,
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Common::DecodeNetworkError(ret));
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}
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}
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s_num_objects++;
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}
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SocketContext::~SocketContext()
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{
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std::lock_guard<std::mutex> g(s_lock);
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s_num_objects--;
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if (s_num_objects == 0)
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{
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WSACleanup();
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}
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}
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std::mutex SocketContext::s_lock;
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size_t SocketContext::s_num_objects = 0;
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WSADATA SocketContext::s_data;
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#else
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SocketContext::SocketContext() = default;
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SocketContext::~SocketContext() = default;
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#endif
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} // namespace Common
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