1 /*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include <js_native_api.h>
17 #include <node_api.h>
18 #include <sys/klog.h>
19
20 #define SYSLOG_ACTION_SIZE_BUFFER (10)
21 #define ZERO 0
22
Klogctl(napi_env env,napi_callback_info info)23 static napi_value Klogctl(napi_env env, napi_callback_info info)
24 {
25 int ret = klogctl(SYSLOG_ACTION_SIZE_BUFFER, nullptr, ZERO);
26 napi_value result;
27 napi_create_int32(env, !ret, &result);
28 return result;
29 }
30
31 EXTERN_C_START
Init(napi_env env,napi_value exports)32 static napi_value Init(napi_env env, napi_value exports)
33 {
34 napi_property_descriptor desc[] = {
35 {"klogctl", nullptr, Klogctl, nullptr, nullptr, nullptr, napi_default, nullptr},
36 };
37 napi_define_properties(env, exports, sizeof(desc) / sizeof(desc[0]), desc);
38 return exports;
39 }
40 EXTERN_C_END
41
42 static napi_module demoModule = {
43 .nm_version = 1,
44 .nm_flags = 0,
45 .nm_filename = nullptr,
46 .nm_register_func = Init,
47 .nm_modname = "klog1",
48 .nm_priv = ((void *)0),
49 .reserved = {0},
50 };
51
RegisterEntryModule(void)52 extern "C" __attribute__((constructor)) void RegisterEntryModule(void) { napi_module_register(&demoModule); }
53