added files

edit

.github/FUNDING.yml

@@ -0,0 +1,4 @@
+# These are supported funding model platforms
+
+open_collective: libomathorg
+github: orange-cpp

.idea/dictionaries/project.xml

@@ -0,0 +1,7 @@
+<component name="ProjectDictionaryState">
+  <dictionary name="project">
+    <words>
+      <w>vmprotect</w>
+    </words>
+  </dictionary>
+</component>

CMakeLists.txt

@@ -31,6 +31,10 @@ option(OMATH_SUPRESS_SAFETY_CHECKS
 option(OMATH_ENABLE_COVERAGE "Enable coverage" OFF)
 option(OMATH_ENABLE_FORCE_INLINE
        "Will for compiler to make some functions to be force inlined no matter what" ON)
+option(OMATH_VMPROTECT_INTEGRATION
+       "omath will use vmprotect sdk to protect sensitive parts of code from reverse engineering"
+       OFF)
+
 if(VCPKG_MANIFEST_FEATURES)
     foreach(omath_feature IN LISTS VCPKG_MANIFEST_FEATURES)
         if(omath_feature STREQUAL "imgui")
@@ -43,6 +47,8 @@ if(VCPKG_MANIFEST_FEATURES)
             set(OMATH_BUILD_BENCHMARK ON)
         elseif(omath_feature STREQUAL "examples")
             set(OMATH_BUILD_EXAMPLES ON)
+        elseif(omath_feature STREQUAL "vmprotect")
+            set(OMATH_VMPROTECT_INTEGRATION ON)
         endif()
 
     endforeach()
@@ -107,6 +113,11 @@ if(OMATH_IMGUI_INTEGRATION)
 
 endif()
 
+if(OMATH_VMPROTECT_INTEGRATION)
+    find_package(vmprotect_sdk CONFIG REQUIRED)
+    target_link_libraries(${PROJECT_NAME} PUBLIC vmprotect_sdk::vmprotect_sdk)
+endif()
+
 if(OMATH_USE_AVX2)
     target_compile_definitions(${PROJECT_NAME} PUBLIC OMATH_USE_AVX2)
 endif()

CMakePresets.json

@@ -145,7 +145,7 @@
       "hidden": true,
       "inherits": ["linux-base", "vcpkg-base"],
       "cacheVariables": {
-        "VCPKG_MANIFEST_FEATURES": "tests;imgui;avx2"
+        "VCPKG_MANIFEST_FEATURES": "tests;imgui;avx2;vmprotect;examples"
       }
     },
     {

CODEOWNERS

@@ -0,0 +1,37 @@
+##   List of maintainers for the omath library
+
+## This file purpose is to give newcomers to the project the responsible
+## developers when submitting a pull request on GitHub, or opening a bug
+## report in issues.
+
+## This file will notably establish who is responsible for a specific
+## area of omath. Being a maintainer means the following:
+##  - that person has good knownledge in the area
+##  - that person is able to enforce consistency in the area
+##  - that person may be available for giving help in the area
+##  - that person has push access on the repository
+## Being a maintainer does not mean the following:
+##  - that person is dedicated to the area
+##  - that person is working full-time on the area/on omath
+##  - that person is paid
+##  - that person is always available
+
+
+# omath core source code
+/source @orange-cpp
+/include @orange-cpp
+
+# Tests and becnchmarks
+/benchmark @orange-cpp
+/tests @orange-cpp @luadebug
+
+# Examples and documentation
+/examples @luadebug @orange-cpp
+/docs @orange-cpp
+
+# Misc like formating
+/scripts @luadebug
+/pixi @luadebug
+
+# CI/CD
+/.github/workflows @luadbg @orange-cpp

examples/CMakeLists.txt

@@ -2,7 +2,7 @@ add_subdirectory(example_barycentric)
 add_subdirectory(example_glfw3)
 add_subdirectory(example_proj_mat_builder)
 add_subdirectory(example_signature_scan)
-
+add_subdirectory(exmple_var_encryption)
 if(OMATH_ENABLE_VALGRIND)
     omath_setup_valgrind(example_projection_matrix_builder)
     omath_setup_valgrind(example_signature_scan)

examples/exmple_var_encryption/CMakeLists.txt

@@ -0,0 +1,10 @@
+project(example_var_encryption)
+
+add_executable(${PROJECT_NAME} main.cpp)
+set_target_properties(
+    ${PROJECT_NAME}
+    PROPERTIES CXX_STANDARD 23
+               ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
+               LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
+               RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}")
+target_link_libraries(${PROJECT_NAME} PRIVATE omath::omath)

examples/exmple_var_encryption/main.cpp

@@ -0,0 +1,15 @@
+//
+// Created by orange on 24.02.2026.
+//
+#include "omath/containers/encrypted_variable.hpp"
+#include <omath/omath.hpp>
+#include <print>
+int main()
+{
+    OMATH_DEF_CRYPT_VAR(int, 64) var{5};
+    var.encrypt();
+    std::println("{}", var.value());
+    var.decrypt();
+    std::println("{}", var.value());
+    return var.value();
+}

include/omath/containers/encrypted_variable.hpp

@@ -2,10 +2,14 @@
 // Created by Vladislav on 04.01.2026.
 //
 #pragma once
+#include <VMProtectSDK.h>
 #include <array>
 #include <cstddef>
 #include <cstdint>
 #include <span>
+#include <source_location>
+
+
 #ifdef OMATH_ENABLE_FORCE_INLINE
 #ifdef _MSC_VER
 #define OMATH_FORCE_INLINE __forceinline
@@ -110,16 +114,18 @@ namespace omath
         bool m_is_encrypted{};
         value_type m_data{};
 
-        OMATH_FORCE_INLINE constexpr void xor_contained_var_by_key()
+        OMATH_FORCE_INLINE void xor_contained_var_by_key()
         {
+            VMProtectBeginVirtualization(nullptr);
             // Safe, keeps const-correctness, and avoids reinterpret_cast issues
             auto bytes = std::as_writable_bytes(std::span<value_type, 1>{&m_data, 1});
 
             for (std::size_t i = 0; i < bytes.size(); ++i)
             {
-                const std::uint8_t k = static_cast<std::uint8_t>(key[i % key_size] + (i * key_size));
+                const auto k = static_cast<std::uint8_t>(key[i % key_size] + (i * key_size));
                 bytes[i] ^= static_cast<std::byte>(k);
             }
+            VMProtectEnd();
         }
 
     public:
@@ -134,7 +140,7 @@ namespace omath
             return m_is_encrypted;
         }
 
-        OMATH_FORCE_INLINE constexpr void decrypt()
+        OMATH_FORCE_INLINE void decrypt()
         {
             if (!m_is_encrypted)
                 return;
@@ -142,7 +148,7 @@ namespace omath
             m_is_encrypted = false;
         }
 
-        OMATH_FORCE_INLINE constexpr void encrypt()
+        OMATH_FORCE_INLINE void encrypt()
         {
             if (m_is_encrypted)
                 return;

source/utility/elf_pattern_scan.cpp

@@ -8,6 +8,7 @@
 #include <utility>
 #include <variant>
 #include <vector>
+#include <VMProtectSDK.h>
 
 #pragma pack(push, 1)
 

vcpkg-configuration.json

@@ -1,7 +1,7 @@
 {
   "default-registry": {
     "kind": "git",
-    "baseline": "b1b19307e2d2ec1eefbdb7ea069de7d4bcd31f01",
+    "baseline": "05442024c3fda64320bd25d2251cc9807b84fb6f",
     "repository": "https://github.com/microsoft/vcpkg"
   },
   "registries": [

vcpkg.json

@@ -17,9 +17,16 @@
   ],
   "features": {
     "avx2": {
-      "description": "Omath will use AVX2 to boost performance",
+      "description": "omath will use AVX2 to boost performance",
       "supports": "!arm"
     },
+    "vmprotect": {
+      "description": "omath will use vmprotect sdk to protect sensitive parts of code from reverse engineering",
+      "supports": "windows | linux | osx | android",
+      "dependencies": [
+        "orange-vmprotect-sdk"
+      ]
+    },
     "benchmark": {
       "description": "Build benchmarks",
       "dependencies": [
@@ -35,7 +42,7 @@
       ]
     },
     "imgui": {
-      "description": "Omath will define method to convert omath types to imgui types",
+      "description": "omath will define method to convert omath types to imgui types",
       "dependencies": [
         "imgui"
       ]