#ifndef SRC_NODE_API_H_ #define SRC_NODE_API_H_ #ifdef BUILDING_NODE_EXTENSION #ifdef _WIN32 // Building native module against node #define NAPI_EXTERN __declspec(dllimport) #elif defined(__wasm32__) #define NAPI_EXTERN __attribute__((__import_module__("napi"))) #endif #endif #include "js_native_api.h" #include "node_api_types.h" struct uv_loop_s; // Forward declaration. #ifdef _WIN32 #define NAPI_MODULE_EXPORT __declspec(dllexport) #else #define NAPI_MODULE_EXPORT __attribute__((visibility("default"))) #endif #if defined(__GNUC__) #define NAPI_NO_RETURN __attribute__((noreturn)) #elif defined(_WIN32) #define NAPI_NO_RETURN __declspec(noreturn) #else #define NAPI_NO_RETURN #endif typedef napi_value (*napi_addon_register_func)(napi_env env, napi_value exports); typedef struct napi_module { int nm_version; unsigned int nm_flags; const char *nm_filename; napi_addon_register_func nm_register_func; const char *nm_modname; void *nm_priv; void *reserved[4]; } napi_module; #define NAPI_MODULE_VERSION 1 #if defined(_MSC_VER) #pragma section(".CRT$XCU", read) #define NAPI_C_CTOR(fn) \ static void __cdecl fn(void); \ __declspec(dllexport, allocate(".CRT$XCU")) void(__cdecl * fn##_)(void) = \ fn; \ static void __cdecl fn(void) #else #define NAPI_C_CTOR(fn) \ static void fn(void) __attribute__((constructor)); \ static void fn(void) #endif #define NAPI_MODULE_X(modname, regfunc, priv, flags) \ EXTERN_C_START \ static napi_module _module = { \ NAPI_MODULE_VERSION, flags, __FILE__, regfunc, #modname, priv, {0}, \ }; \ NAPI_C_CTOR(_register_##modname) { napi_module_register(&_module); } \ EXTERN_C_END #define NAPI_MODULE_INITIALIZER_X(base, version) \ NAPI_MODULE_INITIALIZER_X_HELPER(base, version) #define NAPI_MODULE_INITIALIZER_X_HELPER(base, version) base##version #ifdef __wasm32__ #define NAPI_WASM_INITIALIZER \ NAPI_MODULE_INITIALIZER_X(napi_register_wasm_v, NAPI_MODULE_VERSION) #define NAPI_MODULE(modname, regfunc) \ EXTERN_C_START \ NAPI_MODULE_EXPORT napi_value NAPI_WASM_INITIALIZER(napi_env env, \ napi_value exports) { \ return regfunc(env, exports); \ } \ EXTERN_C_END #else #define NAPI_MODULE(modname, regfunc) \ NAPI_MODULE_X(modname, regfunc, NULL, 0) // NOLINT (readability/null_usage) #endif #define NAPI_MODULE_INITIALIZER_BASE napi_register_module_v #define NAPI_MODULE_INITIALIZER \ NAPI_MODULE_INITIALIZER_X(NAPI_MODULE_INITIALIZER_BASE, NAPI_MODULE_VERSION) #define NAPI_MODULE_INIT() \ EXTERN_C_START \ NAPI_MODULE_EXPORT napi_value NAPI_MODULE_INITIALIZER(napi_env env, \ napi_value exports); \ EXTERN_C_END \ NAPI_MODULE(NODE_GYP_MODULE_NAME, NAPI_MODULE_INITIALIZER) \ napi_value NAPI_MODULE_INITIALIZER(napi_env env, napi_value exports) EXTERN_C_START NAPI_EXTERN void napi_module_register(napi_module *mod); NAPI_EXTERN NAPI_NO_RETURN void napi_fatal_error(const char *location, size_t location_len, const char *message, size_t message_len); // Methods for custom handling of async operations NAPI_EXTERN napi_status napi_async_init(napi_env env, napi_value async_resource, napi_value async_resource_name, napi_async_context *result); NAPI_EXTERN napi_status napi_async_destroy(napi_env env, napi_async_context async_context); NAPI_EXTERN napi_status napi_make_callback(napi_env env, napi_async_context async_context, napi_value recv, napi_value func, size_t argc, const napi_value *argv, napi_value *result); // Methods to provide node::Buffer functionality with napi types NAPI_EXTERN napi_status napi_create_buffer(napi_env env, size_t length, void **data, napi_value *result); NAPI_EXTERN napi_status napi_create_external_buffer(napi_env env, size_t length, void *data, napi_finalize finalize_cb, void *finalize_hint, napi_value *result); NAPI_EXTERN napi_status napi_create_buffer_copy(napi_env env, size_t length, const void *data, void **result_data, napi_value *result); NAPI_EXTERN napi_status napi_is_buffer(napi_env env, napi_value value, bool *result); NAPI_EXTERN napi_status napi_get_buffer_info(napi_env env, napi_value value, void **data, size_t *length); // Methods to manage simple async operations NAPI_EXTERN napi_status napi_create_async_work(napi_env env, napi_value async_resource, napi_value async_resource_name, napi_async_execute_callback execute, napi_async_complete_callback complete, void *data, napi_async_work *result); NAPI_EXTERN napi_status napi_delete_async_work(napi_env env, napi_async_work work); NAPI_EXTERN napi_status napi_queue_async_work(napi_env env, napi_async_work work); NAPI_EXTERN napi_status napi_cancel_async_work(napi_env env, napi_async_work work); // version management NAPI_EXTERN napi_status napi_get_node_version(napi_env env, const napi_node_version **version); #if NAPI_VERSION >= 2 // Return the current libuv event loop for a given environment NAPI_EXTERN napi_status napi_get_uv_event_loop(napi_env env, struct uv_loop_s **loop); #endif // NAPI_VERSION >= 2 #if NAPI_VERSION >= 3 NAPI_EXTERN napi_status napi_fatal_exception(napi_env env, napi_value err); NAPI_EXTERN napi_status napi_add_env_cleanup_hook(napi_env env, void (*fun)(void *arg), void *arg); NAPI_EXTERN napi_status napi_remove_env_cleanup_hook(napi_env env, void (*fun)(void *arg), void *arg); NAPI_EXTERN napi_status napi_open_callback_scope(napi_env env, napi_value resource_object, napi_async_context context, napi_callback_scope *result); NAPI_EXTERN napi_status napi_close_callback_scope(napi_env env, napi_callback_scope scope); #endif // NAPI_VERSION >= 3 #if NAPI_VERSION >= 4 #ifndef __wasm32__ // Calling into JS from other threads NAPI_EXTERN napi_status napi_create_threadsafe_function( napi_env env, napi_value func, napi_value async_resource, napi_value async_resource_name, size_t max_queue_size, size_t initial_thread_count, void *thread_finalize_data, napi_finalize thread_finalize_cb, void *context, napi_threadsafe_function_call_js call_js_cb, napi_threadsafe_function *result); NAPI_EXTERN napi_status napi_get_threadsafe_function_context( napi_threadsafe_function func, void **result); NAPI_EXTERN napi_status napi_call_threadsafe_function(napi_threadsafe_function func, void *data, napi_threadsafe_function_call_mode is_blocking); NAPI_EXTERN napi_status napi_acquire_threadsafe_function(napi_threadsafe_function func); NAPI_EXTERN napi_status napi_release_threadsafe_function( napi_threadsafe_function func, napi_threadsafe_function_release_mode mode); NAPI_EXTERN napi_status napi_unref_threadsafe_function(napi_env env, napi_threadsafe_function func); NAPI_EXTERN napi_status napi_ref_threadsafe_function(napi_env env, napi_threadsafe_function func); #endif // __wasm32__ #endif // NAPI_VERSION >= 4 #if NAPI_VERSION >= 8 NAPI_EXTERN napi_status napi_add_async_cleanup_hook( napi_env env, napi_async_cleanup_hook hook, void *arg, napi_async_cleanup_hook_handle *remove_handle); NAPI_EXTERN napi_status napi_remove_async_cleanup_hook(napi_async_cleanup_hook_handle remove_handle); #endif // NAPI_VERSION >= 8 #ifdef NAPI_EXPERIMENTAL NAPI_EXTERN napi_status node_api_get_module_file_name(napi_env env, const char **result); #endif // NAPI_EXPERIMENTAL EXTERN_C_END #endif // SRC_NODE_API_H_