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 "napi/native_api.h"
17 #include <cstring>
18 #include <js_native_api.h>
19 #include <js_native_api_types.h>
20 #include <langinfo.h>
21 #include <locale>
22 #include <node_api.h>
23 #include <sys/select.h>
24 #include <utmp.h>
25
26 #define STRLENGTH 64
27 #define FALSE 0
28 #define ERROR (-1)
29 #define FIVE 5
30 #define PARAM_0 0
31 #define ONE 1
32 #define DAY_2 0x20008
33
NlLanginfo(napi_env env, napi_callback_info info)34 static napi_value NlLanginfo(napi_env env, napi_callback_info info)
35 {
36 setlocale(LC_CTYPE, "UTF-8");
37 char *ret = nl_langinfo(DAY_2);
38 napi_value result;
39 napi_create_string_utf8(env, ret, NAPI_AUTO_LENGTH, &result);
40 return result;
41 }
42
NlLanginfoL(napi_env env, napi_callback_info info)43 static napi_value NlLanginfoL(napi_env env, napi_callback_info info)
44 {
45 locale_t c_locale = newlocale(LC_ALL_MASK, "C", NULL);
46 char *getInfo = nl_langinfo_l(CODESET, c_locale);
47 napi_value result = nullptr;
48 freelocale(c_locale);
49 napi_create_string_utf8(env, getInfo, NAPI_AUTO_LENGTH, &result);
50 return result;
51 }
52
53 EXTERN_C_START
Init(napi_env env, napi_value exports)54 static napi_value Init(napi_env env, napi_value exports)
55 {
56 napi_property_descriptor desc[] = {
57 {"nlLanginfo", nullptr, NlLanginfo, nullptr, nullptr, nullptr, napi_default, nullptr},
58 {"nlLanginfoL", nullptr, NlLanginfoL, nullptr, nullptr, nullptr, napi_default, nullptr},
59 };
60 napi_define_properties(env, exports, sizeof(desc) / sizeof(desc[0]), desc);
61 return exports;
62 }
63 EXTERN_C_END
64
65 static napi_module demoModule = {
66 .nm_version = 1,
67 .nm_flags = 0,
68 .nm_filename = nullptr,
69 .nm_register_func = Init,
70 .nm_modname = "langinfo",
71 .nm_priv = ((void *)0),
72 .reserved = {0},
73 };
74
RegisterEntryModule(void)75 extern "C" __attribute__((constructor)) void RegisterEntryModule(void) { napi_module_register(&demoModule); }
76