64 lines
1.4 KiB
C++
64 lines
1.4 KiB
C++
// Windows/System.cpp
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#include "StdAfx.h"
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#include "System.h"
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namespace NWindows {
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namespace NSystem {
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UInt32 GetNumberOfProcessors()
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{
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SYSTEM_INFO systemInfo;
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GetSystemInfo(&systemInfo);
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return (UInt32)systemInfo.dwNumberOfProcessors;
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}
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#if !defined(_WIN64) && defined(__GNUC__)
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typedef struct _MY_MEMORYSTATUSEX {
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DWORD dwLength;
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DWORD dwMemoryLoad;
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DWORDLONG ullTotalPhys;
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DWORDLONG ullAvailPhys;
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DWORDLONG ullTotalPageFile;
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DWORDLONG ullAvailPageFile;
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DWORDLONG ullTotalVirtual;
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DWORDLONG ullAvailVirtual;
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DWORDLONG ullAvailExtendedVirtual;
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} MY_MEMORYSTATUSEX, *MY_LPMEMORYSTATUSEX;
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#else
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#define MY_MEMORYSTATUSEX MEMORYSTATUSEX
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#define MY_LPMEMORYSTATUSEX LPMEMORYSTATUSEX
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#endif
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typedef BOOL (WINAPI *GlobalMemoryStatusExP)(MY_LPMEMORYSTATUSEX lpBuffer);
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UInt64 GetRamSize()
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{
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MY_MEMORYSTATUSEX stat;
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stat.dwLength = sizeof(stat);
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#ifdef _WIN64
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if (!::GlobalMemoryStatusEx(&stat))
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return 0;
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return stat.ullTotalPhys;
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#else
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GlobalMemoryStatusExP globalMemoryStatusEx = (GlobalMemoryStatusExP)
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::GetProcAddress(::GetModuleHandle(TEXT("kernel32.dll")),
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"GlobalMemoryStatusEx");
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if (globalMemoryStatusEx != 0)
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if (globalMemoryStatusEx(&stat))
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return stat.ullTotalPhys;
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{
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MEMORYSTATUS stat;
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stat.dwLength = sizeof(stat);
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GlobalMemoryStatus(&stat);
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return stat.dwTotalPhys;
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}
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#endif
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}
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}}
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