Add CMake support

.gitignore

@@ -386,3 +386,6 @@ FodyWeavers.xsd
 # JetBrains Rider
 .idea/
 *.sln.iml
+
+# CMake
+build/

.vscode/extensions.json

@@ -0,0 +1,5 @@
+{
+    // See http://go.microsoft.com/fwlink/?LinkId=827846
+    // for the documentation about the extensions.json format
+    "recommendations": ["ms-vscode.cmake-tools"]
+}

.vscode/launch.json

@@ -0,0 +1,27 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "(cppvsdbg) Launch",
+            "type": "cppvsdbg",
+            "request": "launch",
+            "program": "${command:cmake.launchTargetPath}",
+            "args": [],
+            "stopAtEntry": false,
+            "cwd": "${workspaceFolder}",
+            "environment": [
+                {
+                    // Bug in Windows Debugger ${env:PATH}
+                    // add the directory where our target was built to the PATHs
+                    // it gets resolved by CMake Tools:
+                    "name": "PATH",
+                    "value": "%PATH%;${command:cmake.launchTargetDirectory};${workspaceFolder}"
+                }
+            ],
+            "console": "integratedTerminal",
+        }
+    ]
+}

.vscode/settings.json

@@ -0,0 +1,15 @@
+{
+    "editor.detectIndentation": false,
+    "editor.tabSize": 4,
+    "editor.insertSpaces": true,
+    "files.trimTrailingWhitespace": true,
+    "C_Cpp.autoAddFileAssociations": false,
+    "C_Cpp.default.includePath": [
+        "${default}",
+        "${workspaceFolder}/**",
+    ],
+    "C_Cpp.default.configurationProvider": "ms-vscode.cmake-tools",
+    "cmake.preferredGenerators": ["Ninja"],
+    "cmake.options.statusBarVisibility": "compact",
+    "cmake.setBuildTypeOnMultiConfig": true,
+}

1.NtCreateUserProcess/CMakeLists.txt

@@ -0,0 +1 @@
+add_executable(NtCreateUserProcess main.c)

1.NtCreateUserProcess/main.c

@@ -69,6 +69,10 @@ int wmain(int argc, wchar_t* argv[])
 
         status = NtWaitForSingleObject(hProcess, FALSE, NULL);
 
+        // Save exit code before closing the process handle
+        DWORD exitCode;
+        GetExitCodeProcess(hProcess, &exitCode);
+
         NtClose(hProcess);
         NtClose(hThread);
 
@@ -78,6 +82,12 @@ int wmain(int argc, wchar_t* argv[])
             return status;
         }
 
+        if (!NT_SUCCESS(exitCode))
+        {
+            wprintf_s(L"Clone exit with error: 0x%x\r\n", exitCode);
+            return exitCode;
+        }
+
         wprintf_s(L"The clone exited.\r\n");
     }
 

2.RtlCloneUserProcess/CMakeLists.txt

@@ -0,0 +1 @@
+add_executable(RtlCloneUserProcess main.c)

2.RtlCloneUserProcess/main.c

@@ -59,6 +59,10 @@ int wmain(int argc, wchar_t* argv[])
 
         status = NtWaitForSingleObject(processInfo.ProcessHandle, FALSE, NULL);
 
+        // Save exit code before closing the process handle
+        DWORD exitCode;
+        GetExitCodeProcess(processInfo.ProcessHandle, &exitCode);
+
         NtClose(processInfo.ProcessHandle);
         NtClose(processInfo.ThreadHandle);
 
@@ -68,6 +72,12 @@ int wmain(int argc, wchar_t* argv[])
             return status;
         }
 
+        if (!NT_SUCCESS(exitCode))
+        {
+            wprintf_s(L"Clone exit with error: 0x%x\r\n", exitCode);
+            return exitCode;
+        }
+
         wprintf_s(L"The clone exited.\r\n");
     }
 

3.CloneAndMinidump/CMakeLists.txt

@@ -0,0 +1,6 @@
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/)
+
+# Cannot use find_library as well
+link_libraries(Dbghelp)
+
+add_executable(CloneAndMinidump main.c CloneAndMinidump.rc)

4.InspectClonedMemory/CMakeLists.txt

@@ -0,0 +1,2 @@
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/)
+add_executable(InspectClonedMemory main.c InspectClonedMemory.rc)

5.Library/CMakeLists.txt

@@ -0,0 +1,9 @@
+add_subdirectory(Library)
+
+add_executable(example example.c)
+target_link_libraries(example PUBLIC cloning)
+
+# Hack: Possible bug, target_link_libraries didn't inherit include_directories
+#       Haven't figure out what went wrong, cmake is already at latest 3.28.1...
+get_target_property(INCLUDE_DIRECTORIES cloning INCLUDE_DIRECTORIES)
+target_include_directories(example PUBLIC ${INCLUDE_DIRECTORIES})

5.Library/Library/CMakeLists.txt

@@ -0,0 +1,2 @@
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/)
+add_library(cloning STATIC cloning.c)

CMakeLists.txt

@@ -0,0 +1,140 @@
+cmake_minimum_required(VERSION 3.15.0)
+get_filename_component(ProjectId ${CMAKE_CURRENT_SOURCE_DIR} NAME)
+string(REPLACE " " "_" ProjectId ${ProjectId})
+
+message(STATUS "CMAKE_GENERATOR: ${CMAKE_GENERATOR}")
+
+# Treat string as is, do not treat as variables to be expanded
+cmake_policy(SET CMP0054 NEW)
+cmake_policy(SET CMP0079 NEW)   # target not created in current directory hack.
+
+project(${ProjectId} VERSION 0.1.0)
+
+# Enable CCache
+# https://stackoverflow.com/a/64600661/19336104
+find_program(CCACHE_PROGRAM ccache)
+if(CCACHE_PROGRAM)
+    message(STATUS "Using ccache: ${CCACHE_PROGRAM}")
+    set(CMAKE_CXX_COMPILER_LAUNCHER ${CCACHE_PROGRAM})
+    set(CMAKE_C_COMPILER_LAUNCHER ${CCACHE_PROGRAM})
+endif()
+
+#Set the default build type if not specified
+if(NOT CMAKE_BUILD_TYPE)
+    set(CMAKE_BUILD_TYPE Release CACHE STRING
+        "Choose the type of build: None, Debug, Release, RelWithDebInfo, MinSizeRel"
+        FORCE)
+else()
+    # Case-insensitive correction hack
+    string(TOLOWER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE_LOWER)
+    if(CMAKE_BUILD_TYPE_LOWER STREQUAL "release")
+        set(CMAKE_BUILD_TYPE "Release")
+    elseif(CMAKE_BUILD_TYPE_LOWER STREQUAL "debug")
+        set(CMAKE_BUILD_TYPE "Debug")
+    elseif(CMAKE_BUILD_TYPE_LOWER STREQUAL "relwithdebinfo")
+        set(CMAKE_BUILD_TYPE "RelWithDebInfo")
+    elseif(CMAKE_BUILD_TYPE_LOWER STREQUAL "minsizerel")
+        set(CMAKE_BUILD_TYPE "MinSizeRel")
+    endif()
+endif()
+
+if(WIN32)
+    add_compile_definitions(_WIN32)
+endif()
+
+if(${CMAKE_CXX_COMPILER_ID} MATCHES "Clang")
+    add_compile_options(
+        -Werror=return-type     # Clang by default does not file error when return type does not match function return
+        -Wno-int-conversion
+        -Wno-visibility
+        -Wno-pragma-pack
+        -Wno-microsoft-enum-forward-reference
+        -Wno-sizeof-pointer-memaccess
+    )
+
+    # Windows LLVM/Clang does not use libstdc++ like the Clang/GCC counterpart,
+    # Linux Clang counterpart does not require GCC as base
+    if("${CMAKE_CXX_SIMULATE_ID}" MATCHES "MSVC")
+        # Need to use quotes around CMAKE_CXX_SIMULATE_ID as not every configuration have this definition
+        # https://blog.conan.io/2022/10/13/Different-flavors-Clang-compiler-Windows.html
+        message(STATUS "LLVM/Clang outputs natvis debug information by default.")
+    elseif(${CMAKE_BUILD_TYPE} MATCHES "Debug")
+        # Clang workaround to emit string to libstdc++
+        # https://stackoverflow.com/a/44727479/19336104
+        message(STATUS "Clang does not output to libstdc++, enabling 'no-limit-debug-info'")
+        add_compile_options(-fno-limit-debug-info)
+    endif()
+endif()
+
+if(${CMAKE_BUILD_TYPE} MATCHES "Debug")
+    # Debug mode have weird behaviors relocating symbols in static library if linked by shared library
+    set(CMAKE_POSITION_INDEPENDENT_CODE ON)
+
+    if(NOT MSVC)
+        # This is for compatibility with MSVC
+        # CMake Tools uses "--config Debug" which doesn't have _DEBUG definition
+        # this is added instead of explicitly adding -D_DEBUG when calling cmake
+        # https://learn.microsoft.com/en-us/cpp/build/reference/md-mt-ld-use-run-time-library?view=msvc-170
+        add_compile_definitions(_DEBUG)
+    endif()
+elseif(${CMAKE_BUILD_TYPE} MATCHES "Release")
+    if(NOT MSVC)
+        # This is for compatibility with MSVC
+        # CMake Tools uses "--config Debug" which doesn't have _DEBUG definition
+        # this is added instead of explicitly adding -D_DEBUG when calling cmake
+        # https://learn.microsoft.com/en-us/cpp/build/reference/md-mt-ld-use-run-time-library?view=msvc-170
+        add_compile_definitions(NDEBUG)
+    endif()
+endif()
+
+if(MSVC)
+    # add_compile_definitions(_CRT_SECURE_NO_WARNINGS)
+
+    # Remove default /W3 and /W4 by CMake MSVC
+    # https://stackoverflow.com/a/58711983/19336104
+    string(REGEX REPLACE "/W[3|4]" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+    string(REGEX REPLACE "  " " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+    string(REGEX REPLACE "/W[3|4]" "" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
+    string(REGEX REPLACE "  " " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
+endif()
+
+set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/bin) # .exe for executable
+set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/bin) # .lib for linker
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/bin) # .dll for runtime load library
+
+# Use C++17
+set(CMAKE_CXX_STANDARD 17)
+
+# Add phnt headers
+file(GLOB DIR_LIST ${CMAKE_CURRENT_SOURCE_DIR}/Dependencies/phnt/*)
+list(LENGTH DIR_LIST DIR_LEN)
+if(DIR_LEN EQUAL 0)
+    # phnt directory is empty
+    message(STATUS "Initializing phnt submodule")
+    find_package(Git QUIET)
+    if(GIT_FOUND)
+        execute_process(
+            COMMAND ${GIT_EXECUTABLE} submodule update --init Dependencies/phnt
+            WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+            RESULT_VARIABLE GIT_RETURN
+            OUTPUT_STRIP_TRAILING_WHITESPACE
+            ERROR_QUIET)
+    endif()
+
+    if(NOT GIT_FOUND OR NOT ${GIT_RETURN} EQUAL 0)
+        message(FATAL_ERROR "Failed to initialize phnt submodule!")
+    endif()
+endif()
+include_directories(Dependencies/phnt)
+
+# Link to Nt libraries
+# Cannot use find_library
+# Windows SDK will not be added to PATH if LLVM/Clang was set as compiler without calling vcvarsall.bat
+link_libraries(ntdll)
+
+# Executable
+add_subdirectory(1.NtCreateUserProcess)
+add_subdirectory(2.RtlCloneUserProcess)
+add_subdirectory(3.CloneAndMinidump)
+add_subdirectory(4.InspectClonedMemory)
+add_subdirectory(5.Library)