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author | 2015-01-11 08:10:25 +0100 | |
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committer | 2015-01-11 08:10:25 +0100 | |
commit | 6a23c2f3b766cf4fc7028628f76b5ff9396383f0 (patch) | |
tree | a01e16637118ae0c80f337119898bdf18f081e24 /3rdparty/lzma/CPP/Windows/System.cpp | |
parent | 45ac9b351e0076c371de4c7453f59567b27b1cb6 (diff) |
Added full lzma sdk source (nw)
Diffstat (limited to '3rdparty/lzma/CPP/Windows/System.cpp')
-rw-r--r-- | 3rdparty/lzma/CPP/Windows/System.cpp | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/3rdparty/lzma/CPP/Windows/System.cpp b/3rdparty/lzma/CPP/Windows/System.cpp new file mode 100644 index 00000000000..4bc8d2a3fa6 --- /dev/null +++ b/3rdparty/lzma/CPP/Windows/System.cpp @@ -0,0 +1,72 @@ +// Windows/System.cpp + +#include "StdAfx.h" + +#include "../Common/Defs.h" + +#include "System.h" + +namespace NWindows { +namespace NSystem { + +UInt32 GetNumberOfProcessors() +{ + SYSTEM_INFO systemInfo; + GetSystemInfo(&systemInfo); + return (UInt32)systemInfo.dwNumberOfProcessors; +} + +#ifndef UNDER_CE + +#if !defined(_WIN64) && defined(__GNUC__) + +typedef struct _MY_MEMORYSTATUSEX { + DWORD dwLength; + DWORD dwMemoryLoad; + DWORDLONG ullTotalPhys; + DWORDLONG ullAvailPhys; + DWORDLONG ullTotalPageFile; + DWORDLONG ullAvailPageFile; + DWORDLONG ullTotalVirtual; + DWORDLONG ullAvailVirtual; + DWORDLONG ullAvailExtendedVirtual; +} MY_MEMORYSTATUSEX, *MY_LPMEMORYSTATUSEX; + +#else + +#define MY_MEMORYSTATUSEX MEMORYSTATUSEX +#define MY_LPMEMORYSTATUSEX LPMEMORYSTATUSEX + +#endif + +typedef BOOL (WINAPI *GlobalMemoryStatusExP)(MY_LPMEMORYSTATUSEX lpBuffer); + +#endif + +UInt64 GetRamSize() +{ + #ifndef UNDER_CE + MY_MEMORYSTATUSEX stat; + stat.dwLength = sizeof(stat); + #endif + #ifdef _WIN64 + if (!::GlobalMemoryStatusEx(&stat)) + return 0; + return MyMin(stat.ullTotalVirtual, stat.ullTotalPhys); + #else + #ifndef UNDER_CE + GlobalMemoryStatusExP globalMemoryStatusEx = (GlobalMemoryStatusExP) + ::GetProcAddress(::GetModuleHandle(TEXT("kernel32.dll")), "GlobalMemoryStatusEx"); + if (globalMemoryStatusEx != 0 && globalMemoryStatusEx(&stat)) + return MyMin(stat.ullTotalVirtual, stat.ullTotalPhys); + #endif + { + MEMORYSTATUS stat; + stat.dwLength = sizeof(stat); + ::GlobalMemoryStatus(&stat); + return MyMin(stat.dwTotalVirtual, stat.dwTotalPhys); + } + #endif +} + +}} |