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 "malloc.h"
17 #include "napi/native_api.h"
18 #include <cstdio>
19 #include <cstdlib>
20 #include <cstring>
21 #include <fcntl.h>
22 #include <js_native_api_types.h>
23 #include <sys/select.h>
24 #include <sys/stat.h>
25 #include <sys/uio.h>
26 #include <unistd.h>
27
28 #define TEST_AT_FDCWD (-100)
29 #define TEST_ERROR_AT_FDCWD 100
30
31 #define NO_ERR 0
32 #define SUCCESS 1
33 #define FAIL (-1)
34 #define PARAM_0 0
35 #define TEN 10
36 #define TEST_MODE 0666
37 #define MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED 16
38
39 extern "C" int membarrier(int, int);
40
Membarrier(napi_env env, napi_callback_info info)41 static napi_value Membarrier(napi_env env, napi_callback_info info)
42 {
43 int ret = membarrier(MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED, 0);
44 napi_value result = nullptr;
45 napi_create_int32(env, ret, &result);
46 return result;
47 }
48 EXTERN_C_START
Init(napi_env env, napi_value exports)49 static napi_value Init(napi_env env, napi_value exports)
50 {
51 napi_property_descriptor desc[] = {
52 {"membarrier", nullptr, Membarrier, nullptr, nullptr, nullptr, napi_default, nullptr},
53
54 };
55 napi_define_properties(env, exports, sizeof(desc) / sizeof(desc[0]), desc);
56 return exports;
57 }
58 EXTERN_C_END
59
60 static napi_module demoModule = {
61 .nm_version = 1,
62 .nm_flags = 0,
63 .nm_filename = nullptr,
64 .nm_register_func = Init,
65 .nm_modname = "membarrierndk",
66 .nm_priv = ((void *)0),
67 .reserved = {0},
68 };
69
RegisterModule(void)70 extern "C" __attribute__((constructor)) void RegisterModule(void) { napi_module_register(&demoModule); }
71