[feat] add HarmonyOS desktop and mobile clients，issue #117

apps/harmony/entry/src/main/cpp/CMakeLists.txt

@@ -0,0 +1,18 @@
+cmake_minimum_required(VERSION 3.16)
+project(crossdesk_harmony LANGUAGES CXX)
+set(CMAKE_CXX_STANDARD 17)
+get_filename_component(HARMONY_ROOT "${CMAKE_CURRENT_SOURCE_DIR}/../../../.." ABSOLUTE)
+set(CORE_LIBRARY "${HARMONY_ROOT}/entry/libs/${OHOS_ARCH}/libcrossdesk_harmony_core.so")
+if(NOT EXISTS "${CORE_LIBRARY}")
+  message(FATAL_ERROR "Build MiniRTC first: python3 apps/harmony/scripts/build.py --mobile --native-only")
+endif()
+add_library(crossdesk_core SHARED IMPORTED)
+set_target_properties(crossdesk_core PROPERTIES
+  IMPORTED_LOCATION "${CORE_LIBRARY}"
+  IMPORTED_SONAME "libcrossdesk_harmony_core.so")
+add_library(crossdesk SHARED napi_init.cpp)
+# HAP libraries are resolved by the app's linker namespace. The host build
+# directory is not a useful runtime search path on a HarmonyOS device.
+set_target_properties(crossdesk PROPERTIES SKIP_BUILD_RPATH TRUE)
+target_include_directories(crossdesk PRIVATE "${HARMONY_ROOT}/native")
+target_link_libraries(crossdesk PRIVATE crossdesk_core libace_napi.z.so)

apps/harmony/entry/src/main/cpp/napi_init.cpp

@@ -0,0 +1,37 @@
+#include <napi/native_api.h>
+#include "mobile_session.h"
+#include <string>
+
+namespace {
+napi_value Command(napi_env env, napi_callback_info info) {
+  size_t count = 1; napi_value argument;
+  if (napi_get_cb_info(env, info, &count, &argument, nullptr, nullptr) != napi_ok || count != 1) {
+    napi_throw_type_error(env, nullptr, "Expected a JSON command string"); return nullptr;
+  }
+  size_t size = 0;
+  if (napi_get_value_string_utf8(env, argument, nullptr, 0, &size) != napi_ok || size > 1024 * 1024) {
+    napi_throw_type_error(env, nullptr, "Invalid command"); return nullptr;
+  }
+  std::string value(size + 1, '\0');
+  napi_get_value_string_utf8(env, argument, value.data(), value.size(), &size); value.resize(size);
+  crossdesk::harmony::MobileCommand(value);
+  napi_value result; napi_get_undefined(env, &result); return result;
+}
+napi_value Poll(napi_env env, napi_callback_info) {
+  const std::string data = crossdesk::harmony::MobilePoll();
+  napi_value result;
+  napi_create_string_utf8(env, data.data(), data.size(), &result); return result;
+}
+napi_value Init(napi_env env, napi_value exports) {
+  napi_property_descriptor properties[] = {
+    {"mobileCommand", nullptr, Command, nullptr, nullptr, nullptr, napi_default, nullptr},
+    {"mobilePoll", nullptr, Poll, nullptr, nullptr, nullptr, napi_default, nullptr}};
+  napi_define_properties(env, exports, sizeof(properties) / sizeof(properties[0]), properties);
+  napi_add_env_cleanup_hook(env, [](void*) {
+    crossdesk::harmony::MobileShutdown();
+  }, nullptr);
+  return exports;
+}
+napi_module module = {1, 0, nullptr, Init, "crossdesk", nullptr, {0}};
+}
+extern "C" __attribute__((constructor)) void RegisterCrossDesk() { napi_module_register(&module); }

apps/harmony/entry/src/main/cpp/types/libcrossdesk/index.d.ts

@@ -0,0 +1,2 @@
+export const mobileCommand: (json: string) => void;
+export const mobilePoll: () => string;

apps/harmony/entry/src/main/cpp/types/libcrossdesk/oh-package.json5

@@ -0,0 +1,5 @@
+{
+  "name": "libcrossdesk.so",
+  "version": "0.1.0",
+  "types": "index.d.ts"
+}