C++ conversion (#80)

Converted project to C++

TactilityCore/CMakeLists.txt

@@ -0,0 +1,33 @@
+cmake_minimum_required(VERSION 3.16)
+
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+file(GLOB SOURCES "Source/*.c*")
+file(GLOB HEADERS "Source/*.h*")
+
+add_library(TactilityCore OBJECT)
+
+target_sources(TactilityCore
+    PRIVATE ${SOURCES}
+    PUBLIC ${HEADERS}
+)
+
+target_include_directories(TactilityCore SYSTEM
+    PUBLIC Source/
+)
+
+if (DEFINED ENV{ESP_IDF_VERSION})
+    add_definitions(-DESP_PLATFORM)
+    target_link_libraries(TactilityCore
+        PUBLIC idf::mbedtls
+        PRIVATE idf::nvs_flash # ESP-IDF // for secure.c
+    )
+else()
+    add_definitions(-D_Nullable=)
+    add_definitions(-D_Nonnull=)
+    target_link_libraries(TactilityCore
+    	PUBLIC mbedtls
+    	PUBLIC freertos_kernel
+    )
+endif()