Refactor to protobuf

.clang-format-ignore

@@ -0,0 +1 @@
+src/Debug/debug.proto

.github/workflows/compile.yml

@@ -36,6 +36,13 @@ jobs:
             - name: Create build folder
               run: mkdir build-emu
 
+            - name: Set up Homebrew
+              if: ${{ ! startsWith(matrix.os, 'macos') }}
+              uses: Homebrew/actions/setup-homebrew@main
+
+            - name: Install protoc/nanopb
+              run: brew install nanopb
+
             - name: Build WARDuino CLI
               run: cmake .. -D BUILD_EMULATOR=ON ; cmake --build .
               working-directory: build-emu

.github/workflows/test.yml

@@ -44,6 +44,12 @@ jobs:
         with:
           node-version: 20
 
+      - name: Set up Homebrew
+        uses: Homebrew/actions/setup-homebrew@main
+
+      - name: Install protoc/nanopb
+        run: brew install nanopb
+
       - name: Build warduino cli
         run: |
           cmake . -D BUILD_EMULATOR=ON
@@ -99,6 +105,12 @@ jobs:
         with:
           node-version: 20
 
+      - name: Set up Homebrew
+        uses: Homebrew/actions/setup-homebrew@main
+
+      - name: Install protoc/nanopb
+        run: brew install nanopb
+
       - name: Build warduino cli
         run: |
           cmake . -D BUILD_EMULATOR=ON
@@ -152,6 +164,12 @@ jobs:
         with:
           node-version: 20
 
+      - name: Set up Homebrew
+        uses: Homebrew/actions/setup-homebrew@main
+
+      - name: Install protoc/nanopb
+        run: brew install nanopb
+
       - name: Build warduino cli
         run: |
           cmake . -D BUILD_EMULATOR=ON

.gitignore

@@ -1,7 +1,10 @@
 .idea/
+.air/
 .vscode/
 .ccls
 
+.cache
+
 *.bin
 *.ipch
 *.o
@@ -35,3 +38,4 @@ core
 venv
 
 *.wasm
+

CMakeLists.txt

@@ -36,10 +36,26 @@ list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake")
 set(WARDUINO_VERSION_STRING "${PROJECT_VERSION}")
 configure_file(src/config.h.in include/warduino/config.h)
 
+# Both host targets use one generated nanopb schema target.
+if (BUILD_EMULATOR OR BUILD_UNITTEST)
+    list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/lib)
+    include(FetchContent)
+    FetchContent_Declare(
+        nanopb
+        GIT_REPOSITORY https://github.com/nanopb/nanopb.git
+        GIT_TAG 0.4.9.1
+        GIT_SHALLOW TRUE
+    )
+    FetchContent_MakeAvailable(nanopb)
+    set(NANOPB_SRC_ROOT_FOLDER ${nanopb_SOURCE_DIR})
+    find_program(NANOPB_GENERATOR_PLUGIN NAMES protoc-gen-nanopb REQUIRED)
+    find_package(Nanopb REQUIRED)
+    nanopb_generate_cpp(TARGET proto src/Debug/debug.proto)
+endif ()
+
 # Build the emulator version of WARDuino
 if (BUILD_EMULATOR)
     set(EXTERNAL_LIB_HEADERS lib/json/single_include)
-
     find_package(Threads REQUIRED)
 
     set(SOURCE_FILES
@@ -71,7 +87,7 @@ if (BUILD_EMULATOR)
 
     # WARDuino CLI
     add_executable(wdcli platforms/CLI-Emulator/main.cpp ${SOURCE_FILES})
-    target_link_libraries(wdcli PRIVATE Threads::Threads)
+    target_link_libraries(wdcli PRIVATE Threads::Threads proto)
     target_include_directories(wdcli PRIVATE ${EXTERNAL_LIB_HEADERS} "${PROJECT_BINARY_DIR}/include")
 endif (BUILD_EMULATOR)
 
@@ -122,7 +138,7 @@ if (BUILD_UNITTEST)
         get_filename_component(TEST_NAME ${TEST_FILE} NAME_WE)
         message(DEBUG "Add executable for " ${TEST_FILE})
         add_executable(${TEST_NAME} ${TEST_FILE} ${SOURCE_FILES} ${SHARED_SRC})
-        target_link_libraries(${TEST_NAME} PRIVATE doctest::doctest)
+        target_link_libraries(${TEST_NAME} PRIVATE doctest::doctest proto)
         target_include_directories(${TEST_NAME} PRIVATE ${EXTERNAL_LIB_HEADERS} "${PROJECT_BINARY_DIR}/include")
         add_test(${TEST_NAME} ${TEST_NAME})
     endforeach ()