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 <cstdlib>
18 #include <cstring>
19 #include <fcntl.h>
20 #include <termios.h>
21 #include <unistd.h>
22
23 #define FAIL (-1)
24 #define PARAM_0 0
25 #define SUCCESS 0
26 #define ERRON_0 0
27
Cfgetospeed(napi_env env,napi_callback_info info)28 static napi_value Cfgetospeed(napi_env env, napi_callback_info info)
29 {
30 struct termios t = {};
31 int value = FAIL;
32 cfsetospeed(&t, B1200);
33 speed_t ret = cfgetospeed(&t);
34 if (ret >= PARAM_0) {
35 value = SUCCESS;
36 }
37 napi_value result;
38 napi_create_int32(env, value, &result);
39 return result;
40 }
41
42 EXTERN_C_START
Init(napi_env env,napi_value exports)43 static napi_value Init(napi_env env, napi_value exports)
44 {
45 napi_property_descriptor desc[] = {
46 {"cfgetospeed", nullptr, Cfgetospeed, nullptr, nullptr, nullptr, napi_default, nullptr},
47 };
48 napi_define_properties(env, exports, sizeof(desc) / sizeof(desc[0]), desc);
49 return exports;
50 }
51 EXTERN_C_END
52
53 static napi_module demoModule = {
54 .nm_version = 1,
55 .nm_flags = 0,
56 .nm_filename = "termiosndk1",
57 .nm_register_func = Init,
58 .nm_modname = "termiosndk1",
59 .nm_priv = ((void *)0),
60 .reserved = {0},
61 };
62
RegisterModule(void)63 extern "C" __attribute__((constructor)) void RegisterModule(void) { napi_module_register(&demoModule); }
64