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Fix that allows program optimization #4

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3 changes: 2 additions & 1 deletion Example/HWSyscalls-Example/HWSyscalls-Example.vcxproj
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Expand Up @@ -130,8 +130,9 @@
<SDLCheck>true</SDLCheck>
<PreprocessorDefinitions>NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<ConformanceMode>true</ConformanceMode>
<Optimization>Disabled</Optimization>
<Optimization>MaxSpeed</Optimization>
<LanguageStandard>stdcpp20</LanguageStandard>
<EnableFiberSafeOptimizations>true</EnableFiberSafeOptimizations>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
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2 changes: 2 additions & 0 deletions Example/HWSyscalls-Example/HWSyscalls.cpp
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Expand Up @@ -183,9 +183,11 @@ DWORD64 FindSyscallReturnAddress(DWORD64 functionAddress, WORD syscallNumber) {

#pragma endregion

#pragma optimize("", off)
UINT64 PrepareSyscall(char* functionName) {
return ntFunctionAddress;
}
#pragma optimize("", on)

bool SetMainBreakpoint() {
// Dynamically find the GetThreadContext and SetThreadContext functions
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4 changes: 1 addition & 3 deletions README.md
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Expand Up @@ -91,9 +91,7 @@ The debug verbosity can be turned on or off by changing the `HWSYSCALLS_DEBUG` d

## Setup

To compile this project you will need Visual Studio 2019 and forward.
It is important to note that this project was made only for x64 environments and needs to be compiled without optimization.
You can disable it from Project Settings -> C/C++ -> Optimization -> Optimization (Disabled /Od).
To compile this project you will need Visual Studio 2019 and forward. Furthermore, it is important to note that this project was made only for x64 environments.

## Example

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2 changes: 2 additions & 0 deletions Src/HWSyscalls.cpp
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Expand Up @@ -183,9 +183,11 @@ DWORD64 FindSyscallReturnAddress(DWORD64 functionAddress, WORD syscallNumber) {

#pragma endregion

#pragma optimize("", off)
UINT64 PrepareSyscall(char* functionName) {
return ntFunctionAddress;
}
#pragma optimize("", on)

bool SetMainBreakpoint() {
// Dynamically find the GetThreadContext and SetThreadContext functions
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