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57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
// Copyright 2020 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#ifdef _WIN32
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// clang-format off
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#include <windows.h>
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#include <sysinfoapi.h>
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// clang-format on
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#else
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#include <sys/types.h>
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#ifdef __APPLE__
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#include <sys/sysctl.h>
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#else
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#include <sys/sysinfo.h>
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#endif
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#endif
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#include "common/memory_detect.h"
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namespace Common {
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// Detects the RAM and Swapfile sizes
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static MemoryInfo Detect() {
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MemoryInfo mem_info{};
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#ifdef _WIN32
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MEMORYSTATUSEX memorystatus;
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memorystatus.dwLength = sizeof(memorystatus);
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GlobalMemoryStatusEx(&memorystatus);
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mem_info.TotalPhysicalMemory = memorystatus.ullTotalPhys;
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mem_info.TotalSwapMemory = memorystatus.ullTotalPageFile - mem_info.TotalPhysicalMemory;
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#elif defined(__APPLE__)
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u64 ramsize;
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struct xsw_usage vmusage;
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// hw and vm are defined in sysctl.h
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// https://github.com/apple/darwin-xnu/blob/master/bsd/sys/sysctl.h#L471
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sysctlbyname(hw.memsize, &ramsize, sizeof(ramsize), NULL, 0);
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sysctlbyname(vm.swapusage, &vmusage, sizeof(vmusage), NULL, 0);
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mem_info.TotalPhysicalMemory = ramsize;
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mem_info.TotalSwapMemory = vmusage.xsu_total;
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#else
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struct sysinfo meminfo;
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sysinfo(&meminfo);
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mem_info.TotalPhysicalMemory = meminfo.totalram;
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mem_info.TotalSwapMemory = meminfo.totalswap;
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#endif
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return mem_info;
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}
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const MemoryInfo& GetMemInfo() {
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static MemoryInfo mem_info = Detect();
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return mem_info;
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}
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} // namespace Common
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