mirror of
https://gitea.wildfiregames.com/0ad/0ad
synced 2026-06-16 05:13:58 -07:00
78 lines
2.4 KiB
C++
78 lines
2.4 KiB
C++
/* Copyright (C) 2025 Wildfire Games.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "precompiled.h"
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#include "lib/sysdep/os/win/wversion.h"
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#include "lib/sysdep/os/win/win.h"
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#include <sstream>
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#include <utility>
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const char* wversion_Family()
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{
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size_t windowsVersion = 0;
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// note: don't use GetVersion[Ex] because it gives the version of the
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// emulated OS when running an app with compatibility shims enabled.
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HKEY hKey;
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if(RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion", 0, KEY_QUERY_VALUE, &hKey) == ERROR_SUCCESS)
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{
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wchar_t windowsVersionString[32];
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DWORD size = sizeof(windowsVersionString);
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std::ignore = RegQueryValueExW(hKey, L"CurrentVersion", 0, 0,
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reinterpret_cast<LPBYTE>(windowsVersionString), &size);
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unsigned major = 0, minor = 0;
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swscanf_s(windowsVersionString, L"%u.%u", &major, &minor);
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ENSURE(4 <= major && major <= 0xFF);
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ENSURE(minor <= 0xFF);
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windowsVersion = (major << 8) | minor;
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RegCloseKey(hKey);
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}
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else
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DEBUG_WARN_ERR(ERR::LOGIC);
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ENSURE(windowsVersion != 0);
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switch(windowsVersion)
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{
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case WVERSION_2K:
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return "Win2k";
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case WVERSION_XP:
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return "WinXP";
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case WVERSION_XP64:
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return "WinXP64";
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case WVERSION_VISTA:
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return "Vista";
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case WVERSION_7:
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return "Win7";
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case WVERSION_8:
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return "Win8";
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case WVERSION_8_1:
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return "Win8.1";
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case WVERSION_10:
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return "Win10";
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default:
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return "Windows";
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}
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}
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