Add sources

CMakeLists.txt

@@ -0,0 +1,21 @@
+cmake_minimum_required(VERSION 3.3)
+
+project(blockchain)
+
+IF(NOT CMAKE_BUILD_TYPE)
+  SET(CMAKE_BUILD_TYPE Debug)
+ENDIF()
+
+set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_VISIBILITY_INLINES_HIDDEN ON)
+set(CMAKE_CXX_VISIBILITY_PRESET hidden)
+
+option(ENABLE_ASAN OFF)
+
+if (ENABLE_ASAN)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address -fno-omit-frame-pointer")
+endif (ENABLE_ASAN)
+
+add_subdirectory(external)
+add_subdirectory(src)
+add_subdirectory(test)