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_utils.h"
17 #include "netmanager_ext_log.h"
18 
19 #include "constant.h"
20 #include "mdns_addlocalservice_context.h"
21 #include "mdns_common.h"
22 
23 namespace OHOS::NetManagerStandard {
24 std::map<std::string, sptr<IRegistrationCallback>> MDnsAddLocalServiceContext::registerCallbackMap_;
25 std::mutex g_mDNSRegisterMutex;
26 
MDnsAddLocalServiceContext(napi_env env,EventManager * manager)27 MDnsAddLocalServiceContext::MDnsAddLocalServiceContext(napi_env env, EventManager *manager)
28     : MDnsBaseContext(env, manager)
29 {
30 }
31 
ParseParams(napi_value * params,size_t paramsCount)32 void MDnsAddLocalServiceContext::ParseParams(napi_value *params, size_t paramsCount)
33 {
34     if (!CheckParamsType(params, paramsCount)) {
35         SetNeedThrowException(true);
36         SetErrorCode(NET_MDNS_ERR_ILLEGAL_ARGUMENT);
37         return;
38     }
39 
40     std::string bundleName = GetContextIdString(GetEnv(), params[ARG_NUM_0]);
41     ParseServiceInfo(GetEnv(), params[ARG_NUM_1]);
42     std::string key = bundleName + MDNS_HOSTPORT_SPLITER_STR + GetServiceInfo().name + MDNS_DOMAIN_SPLITER_STR +
43                       GetServiceInfo().type;
44 
45     std::lock_guard<std::mutex> lock(g_mDNSRegisterMutex);
46     auto observer = registerCallbackMap_[key];
47     if (observer == nullptr) {
48         regObserver_ = new (std::nothrow) MDnsRegistrationObserver();
49         if (regObserver_ == nullptr) {
50             NETMANAGER_EXT_LOGE("new MDnsRegistrationObserver failed");
51             SetParseOK(false);
52             return;
53         }
54         registerCallbackMap_[key] = regObserver_;
55     } else {
56         regObserver_ = observer;
57     }
58 
59     if (paramsCount == PARAM_OPTIONS_AND_CALLBACK) {
60         SetParseOK(SetCallback(params[ARG_NUM_2]) == napi_ok);
61         return;
62     }
63 
64     SetParseOK(true);
65 }
66 
GetObserver() const67 sptr<IRegistrationCallback> MDnsAddLocalServiceContext::GetObserver() const
68 {
69     return regObserver_;
70 }
71 
CheckParamsType(napi_value * params,size_t paramsCount)72 bool MDnsAddLocalServiceContext::CheckParamsType(napi_value *params, size_t paramsCount)
73 {
74     bool bRet = false;
75     if (paramsCount == PARAM_JUST_OPTIONS) {
76         bRet = NapiUtils::GetValueType(GetEnv(), params[ARG_NUM_0]) == napi_object &&
77                NapiUtils::GetValueType(GetEnv(), params[ARG_NUM_1]) == napi_object;
78     } else if (paramsCount == PARAM_OPTIONS_AND_CALLBACK) {
79         bRet = NapiUtils::GetValueType(GetEnv(), params[ARG_NUM_0]) == napi_object &&
80                NapiUtils::GetValueType(GetEnv(), params[ARG_NUM_1]) == napi_object &&
81                NapiUtils::GetValueType(GetEnv(), params[ARG_NUM_2]) == napi_function;
82     }
83     return bRet;
84 }
85 } // namespace OHOS::NetManagerStandard
86