backup/DDrawCompat
1
0
Fork 0
mirror of https://github.com/narzoul/DDrawCompat synced 2024-12-30 08:55:36 +01:00
Code Issues Projects Releases Activity

Limit GlobalMemoryStatus values to 2GB

Browse Source
This commit is contained in:
narzoul 2020-06-20 13:26:02 +02:00
parent ff5bcc031c
commit 2ce97329a9
7 changed files with 74 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
DDrawCompat/DDrawCompat.vcxproj
View File

@ -231,6 +231,7 @@
<ClInclude Include="Gdi\WinProc.h" />
<ClInclude Include="Win32\DisplayMode.h" />
<ClInclude Include="Win32\Log.h" />
<ClInclude Include="Win32\MemoryManagement.h" />
<ClInclude Include="Win32\MsgHooks.h" />
<ClInclude Include="Win32\Registry.h" />
<ClInclude Include="Win32\WaitFunctions.h" />
@ -303,6 +304,7 @@
<ClCompile Include="Gdi\WinProc.cpp" />
<ClCompile Include="Win32\DisplayMode.cpp" />
<ClCompile Include="Win32\Log.cpp" />
<ClCompile Include="Win32\MemoryManagement.cpp" />
<ClCompile Include="Win32\MsgHooks.cpp" />
<ClCompile Include="Win32\Registry.cpp" />
<ClCompile Include="Win32\WaitFunctions.cpp" />

6
DDrawCompat/DDrawCompat.vcxproj.filters
View File

@ -393,6 +393,9 @@
<ClInclude Include="D3dDdi\DeviceState.h">
<Filter>Header Files\D3dDdi</Filter>
</ClInclude>
<ClInclude Include="Win32\MemoryManagement.h">
<Filter>Header Files\Win32</Filter>
</ClInclude>
</ItemGroup>
<ItemGroup>
<ClCompile Include="Gdi\Gdi.cpp">
@ -605,5 +608,8 @@
<ClCompile Include="D3dDdi\DeviceState.cpp">
<Filter>Source Files\D3dDdi</Filter>
</ClCompile>
<ClCompile Include="Win32\MemoryManagement.cpp">
<Filter>Source Files\Win32</Filter>
</ClCompile>
</ItemGroup>
</Project>

2
DDrawCompat/Dll/DllMain.cpp
View File

@ -18,6 +18,7 @@
#include <Gdi/Gdi.h>
#include <Gdi/VirtualScreen.h>
#include <Win32/DisplayMode.h>
#include <Win32/MemoryManagement.h>
#include <Win32/MsgHooks.h>
#include <Win32/Registry.h>
#include <Win32/WaitFunctions.h>
@ -273,6 +274,7 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
setDpiAwareness();
SetThemeAppProperties(0);
Win32::MemoryManagement::installHooks();
Win32::MsgHooks::installHooks();
Time::init();

13
DDrawCompat/Win32/Log.cpp
View File

@ -110,6 +110,19 @@ std::ostream& operator<<(std::ostream& os, HWND hwnd)
<< Compat::hex(GetWindowLong(hwnd, GWL_EXSTYLE));
}
std::ostream& operator<<(std::ostream& os, const MEMORYSTATUS& ms)
{
return Compat::LogStruct(os)
<< ms.dwLength
<< ms.dwMemoryLoad
<< ms.dwTotalPhys
<< ms.dwAvailPhys
<< ms.dwTotalPageFile
<< ms.dwAvailPageFile
<< ms.dwTotalVirtual
<< ms.dwAvailVirtual;
}
std::ostream& operator<<(std::ostream& os, const MSG& msg)
{
return Compat::LogStruct(os)

1
DDrawCompat/Win32/Log.h
View File

@ -12,6 +12,7 @@ std::ostream& operator<<(std::ostream& os, const DEVMODEW& dm);
std::ostream& operator<<(std::ostream& os, HDC dc);
std::ostream& operator<<(std::ostream& os, HRGN rgn);
std::ostream& operator<<(std::ostream& os, HWND hwnd);
std::ostream& operator<<(std::ostream& os, const MEMORYSTATUS& ms);
std::ostream& operator<<(std::ostream& os, const MSG& msg);
std::ostream& operator<<(std::ostream& os, const RECT& rect);

41
DDrawCompat/Win32/MemoryManagement.cpp Normal file
View File

@ -0,0 +1,41 @@
#include <Windows.h>
#include <Common/Hook.h>
#include <Common/Log.h>
#include <Win32/MemoryManagement.h>
namespace
{
void limitTo2Gb(SIZE_T& mem);
void WINAPI globalMemoryStatus(LPMEMORYSTATUS lpBuffer)
{
LOG_FUNC("GlobalMemoryStatus", lpBuffer);
CALL_ORIG_FUNC(GlobalMemoryStatus)(lpBuffer);
limitTo2Gb(lpBuffer->dwTotalPhys);
limitTo2Gb(lpBuffer->dwAvailPhys);
limitTo2Gb(lpBuffer->dwTotalPageFile);
limitTo2Gb(lpBuffer->dwAvailPageFile);
limitTo2Gb(lpBuffer->dwTotalVirtual);
limitTo2Gb(lpBuffer->dwAvailVirtual);
}
void limitTo2Gb(SIZE_T& mem)
{
if (mem > INT_MAX)
{
mem = INT_MAX;
}
}
}
namespace Win32
{
namespace MemoryManagement
{
void installHooks()
{
HOOK_FUNCTION(kernel32, GlobalMemoryStatus, globalMemoryStatus);
}
}
}

9
DDrawCompat/Win32/MemoryManagement.h Normal file
View File

@ -0,0 +1,9 @@
#pragma once
namespace Win32
{
namespace MemoryManagement
{
void installHooks();
}
}