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 "common/napi_helper.cpp"
17 #include "napi/native_api.h"
18 #include <cstdlib>
19 #include <ctime>
20 #include <ifaddrs.h>
21 #include <js_native_api_types.h>
22 #include <net/if.h>
23 #include <sys/inotify.h>
24 #include <unistd.h>
25 #include <utime.h>
26 #include <utmp.h>
27 #include <uv.h>
28 
29 #define FAIL (-1)
30 #define PARAM_0 0
31 #define PARAM_1 1
32 #define SIZE_64 64
33 #define PARAM_0777 0777
34 
Utime(napi_env env, napi_callback_info info)35 static napi_value Utime(napi_env env, napi_callback_info info)
36 {
37     size_t argc = PARAM_1;
38     napi_value args[1] = {nullptr};
39     napi_get_cb_info(env, info, &argc, args, nullptr, nullptr);
40 
41     struct utimbuf ubuf;
42     struct stat statinfo;
43     int toCppResult = FAIL;
44 
45     size_t length = SIZE_64, stresult = PARAM_0;
46     char strTemp[length];
47     napi_get_value_string_utf8(env, args[0], strTemp, length, &stresult);
48 
49     int fd = open(strTemp, O_CREAT, PARAM_0777);
50 
51     close(fd);
52 
53     stat(strTemp, &statinfo);
54     ubuf.modtime = PARAM_0;
55     time(&ubuf.actime);
56     if (utime(strTemp, &ubuf) == PARAM_0) {
57         stat(strTemp, &statinfo);
58         if (statinfo.st_mtim.tv_sec == PARAM_0) {
59             toCppResult = PARAM_1;
60         }
61     }
62 
63     napi_value result = nullptr;
64     napi_create_int32(env, toCppResult, &result);
65     return result;
66 }
67 
68 EXTERN_C_START
Init(napi_env env, napi_value exports)69 static napi_value Init(napi_env env, napi_value exports)
70 {
71     napi_property_descriptor desc[] = {
72         {"utime", nullptr, Utime, nullptr, nullptr, nullptr, napi_default, nullptr},
73     };
74     napi_define_properties(env, exports, sizeof(desc) / sizeof(desc[0]), desc);
75     return exports;
76 }
77 EXTERN_C_END
78 
79 static napi_module demoModule = {
80     .nm_version = 1,
81     .nm_flags = 0,
82     .nm_filename = nullptr,
83     .nm_register_func = Init,
84     .nm_modname = "utime",
85     .nm_priv = ((void *)0),
86     .reserved = {0},
87 };
88 
RegisterModule(void)89 extern "C" __attribute__((constructor)) void RegisterModule(void) { napi_module_register(&demoModule); }
90