mirror of https://github.com/PCSX2/pcsx2.git
120 lines
3.1 KiB
C++
120 lines
3.1 KiB
C++
/* PCSX2 - PS2 Emulator for PCs
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* Copyright (C) 2002-2021 PCSX2 Dev Team
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*
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* PCSX2 is free software: you can redistribute it and/or modify it under the terms
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* of the GNU Lesser General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with PCSX2.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#if defined(_WIN32)
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#include "common/Pcsx2Defs.h"
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#include "common/RedtapeWindows.h"
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#include "common/Exceptions.h"
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#include "common/StringUtil.h"
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#include "fmt/core.h"
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#pragma comment(lib, "User32.lib")
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alignas(16) static LARGE_INTEGER lfreq;
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void InitCPUTicks()
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{
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QueryPerformanceFrequency(&lfreq);
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}
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u64 GetTickFrequency()
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{
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return lfreq.QuadPart;
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}
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u64 GetCPUTicks()
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{
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LARGE_INTEGER count;
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QueryPerformanceCounter(&count);
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return count.QuadPart;
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}
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u64 GetPhysicalMemory()
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{
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MEMORYSTATUSEX status;
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status.dwLength = sizeof(status);
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GlobalMemoryStatusEx(&status);
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return status.ullTotalPhys;
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}
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// Calculates the Windows OS Version and processor architecture, and returns it as a
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// human-readable string. :)
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std::string GetOSVersionString()
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{
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std::string retval;
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SYSTEM_INFO si;
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GetNativeSystemInfo(&si);
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if (!IsWindows8Point1OrGreater())
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{
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retval = "Unsupported Operating System!";
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}
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else
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{
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retval = "Microsoft ";
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if (IsWindows10OrGreater())
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retval += IsWindowsServer() ? "Windows Server 2016" : "Windows 10";
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else // IsWindows8Point1OrGreater()
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retval += IsWindowsServer() ? "Windows Server 2012 R2" : "Windows 8.1";
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}
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return retval;
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}
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// --------------------------------------------------------------------------------------
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// Exception::WinApiError (implementations)
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// --------------------------------------------------------------------------------------
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Exception::WinApiError::WinApiError()
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{
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ErrorId = GetLastError();
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m_message_diag = "Unspecified Windows API error.";
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}
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std::string Exception::WinApiError::GetMsgFromWindows() const
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{
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if (!ErrorId)
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return "No valid error number was assigned to this exception!";
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const DWORD BUF_LEN = 2048;
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wchar_t t_Msg[BUF_LEN];
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if (FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM, 0, ErrorId, 0, t_Msg, BUF_LEN, 0))
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return fmt::format("Win32 Error #{}: {}", ErrorId, StringUtil::WideStringToUTF8String(t_Msg));
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return fmt::format("Win32 Error #{} (no text msg available)", ErrorId);
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}
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std::string Exception::WinApiError::FormatDisplayMessage() const
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{
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return m_message_user + "\n\n" + GetMsgFromWindows();
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}
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std::string Exception::WinApiError::FormatDiagnosticMessage() const
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{
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return m_message_diag + "\n\t" + GetMsgFromWindows();
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}
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void ScreensaverAllow(bool allow)
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{
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EXECUTION_STATE flags = ES_CONTINUOUS;
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if (!allow)
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flags |= ES_DISPLAY_REQUIRED;
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SetThreadExecutionState(flags);
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}
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#endif
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