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 <js_native_api.h>
18 #include <node_api.h>
19 #include <pty.h>
20 
21 #define NO_ERR 0
22 #define SUCCESS 1
23 #define FAIL (-1)
24 #define PARAM_0 0
Forkpty(napi_env env, napi_callback_info info)25 static napi_value Forkpty(napi_env env, napi_callback_info info)
26 {
27     int param = PARAM_0;
28     pid_t pid = forkpty(&param, nullptr, nullptr, nullptr);
29     int value = FAIL;
30     if (pid >= NO_ERR) {
31         value = SUCCESS;
32     }
33     napi_value result = nullptr;
34     napi_create_int32(env, value, &result);
35     return result;
36 }
Openpty(napi_env env, napi_callback_info info)37 static napi_value Openpty(napi_env env, napi_callback_info info)
38 {
39     int ama = PARAM_0, asl = PARAM_0;
40     int ret = openpty(&ama, &asl, nullptr, nullptr, nullptr);
41     napi_value result = nullptr;
42     napi_create_int32(env, ret, &result);
43     return result;
44 }
45 EXTERN_C_START
Init(napi_env env, napi_value exports)46 static napi_value Init(napi_env env, napi_value exports)
47 {
48     napi_property_descriptor desc[] = {
49         {"forkpty", nullptr, Forkpty, nullptr, nullptr, nullptr, napi_default, nullptr},
50         {"openpty", nullptr, Openpty, nullptr, nullptr, nullptr, napi_default, nullptr},
51 
52     };
53     napi_define_properties(env, exports, sizeof(desc) / sizeof(desc[0]), desc);
54     return exports;
55 }
56 
57 EXTERN_C_END
58 
59 static napi_module demoModule = {
60     .nm_version = 1,
61     .nm_flags = 0,
62     .nm_filename = nullptr,
63     .nm_register_func = Init,
64     .nm_modname = "pty",
65     .nm_priv = ((void *)0),
66     .reserved = {0},
67 };
68 
RegisterModule(void)69 extern "C" __attribute__((constructor)) void RegisterModule(void) { napi_module_register(&demoModule); }