hello.cpp

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// Copyright (C) 2026 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#include "napi/native_api.h"
 
static napi_value Add(napi_env env, napi_callback_info info)
{
    size_t requireArgc = 2;
    size_t argc = 2;
    napi_value args[2] = {nullptr};
 
    napi_get_cb_info(env, info, &argc, args , nullptr, nullptr);
 
    napi_valuetype valuetype0;
    napi_typeof(env, args[0], &valuetype0);
 
    napi_valuetype valuetype1;
    napi_typeof(env, args[1], &valuetype1);
 
    double value0;
    napi_get_value_double(env, args[0], &value0);
 
    double value1;
    napi_get_value_double(env, args[1], &value1);
 
    napi_value sum;
    napi_create_double(env, value0 + value1, &sum);
 
    return sum;
 
}
 
EXTERN_C_START
static napi_value Init(napi_env env, napi_value exports)
{
    napi_property_descriptor desc[] = {
        { "add", nullptr, Add, nullptr, nullptr, nullptr, napi_default, nullptr }
    };
    napi_define_properties(env, exports, sizeof(desc) / sizeof(desc[0]), desc);
    return exports;
}
EXTERN_C_END
 
static napi_module demoModule = {
    .nm_version =1,
    .nm_flags = 0,
    .nm_filename = nullptr,
    .nm_register_func = Init,
    .nm_modname = "entry",
    .nm_priv = ((void*)0),
    .reserved = { 0 },
};
 
extern "C" __attribute__((constructor)) void RegisterEntryModule(void)
{
    napi_module_register(&demoModule);
}