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 "multicast_membership_context.h"
17 
18 #include "context_key.h"
19 #include "event_manager.h"
20 #include "napi_utils.h"
21 #include "netstack_log.h"
22 #include "socket_constant.h"
23 
24 namespace OHOS::NetStack::Socket {
MulticastMembershipContext(napi_env env,EventManager * manager)25 MulticastMembershipContext::MulticastMembershipContext(napi_env env, EventManager *manager) : BaseContext(env, manager)
26 {
27 }
28 
ParseParams(napi_value * params,size_t paramsCount)29 void MulticastMembershipContext::ParseParams(napi_value *params, size_t paramsCount)
30 {
31     if (!CheckParamsType(params, paramsCount)) {
32         return;
33     }
34 
35     std::string addr = NapiUtils::GetStringPropertyUtf8(GetEnv(), params[0], KEY_ADDRESS);
36     if (addr.empty()) {
37         NETSTACK_LOGE("invalid address, is empty");
38     }
39     if (NapiUtils::HasNamedProperty(GetEnv(), params[0], KEY_FAMILY)) {
40         address_.SetFamilyByJsValue(NapiUtils::GetUint32Property(GetEnv(), params[0], KEY_FAMILY));
41     }
42     address_.SetIpAddress(addr);
43 
44     if (NapiUtils::HasNamedProperty(GetEnv(), params[0], KEY_PORT)) {
45         address_.SetPort(static_cast<uint16_t>(NapiUtils::GetUint32Property(GetEnv(), params[0], KEY_PORT)));
46     }
47 
48     if (paramsCount == PARAM_OPTIONS_AND_CALLBACK) {
49         SetParseOK(SetCallback(params[PARAM_OPTIONS_AND_CALLBACK - 1]) == napi_ok);
50         return;
51     }
52     SetParseOK(true);
53 }
54 
GetSocketFd() const55 int MulticastMembershipContext::GetSocketFd() const
56 {
57     return manager_->GetData() ? static_cast<int>(reinterpret_cast<uint64_t>(manager_->GetData())) : -1;
58 }
59 
CheckParamsType(napi_value * params,size_t paramsCount)60 bool MulticastMembershipContext::CheckParamsType(napi_value *params, size_t paramsCount)
61 {
62     if (paramsCount == PARAM_JUST_OPTIONS) {
63         if (NapiUtils::GetValueType(GetEnv(), params[0]) != napi_object) {
64             NETSTACK_LOGE("first param is not NetAddress");
65             SetNeedThrowException(true);
66             SetError(PARSE_ERROR_CODE, PARSE_ERROR_MSG);
67             return false;
68         }
69     } else if (paramsCount == PARAM_OPTIONS_AND_CALLBACK) {
70         if (NapiUtils::GetValueType(GetEnv(), params[0]) != napi_object) {
71             NETSTACK_LOGE("first param is not NetAddress");
72             SetNeedThrowException(true);
73             SetError(PARSE_ERROR_CODE, PARSE_ERROR_MSG);
74             return false;
75         }
76         if (NapiUtils::GetValueType(GetEnv(), params[1]) != napi_function) {
77             NETSTACK_LOGE("second param is not function");
78             return false;
79         }
80     } else {
81         NETSTACK_LOGE("invalid param count");
82         return false;
83     }
84     return true;
85 }
86 
SetSocketFd(int sock)87 void MulticastMembershipContext::SetSocketFd(int sock)
88 {
89     manager_->SetData(reinterpret_cast<void *>(sock));
90 }
91 
GetErrorCode() const92 int32_t MulticastMembershipContext::GetErrorCode() const
93 {
94     auto err = BaseContext::GetErrorCode();
95     if (err == PARSE_ERROR_CODE) {
96         return PARSE_ERROR_CODE;
97     }
98 
99     if (BaseContext::IsPermissionDenied()) {
100         return PERMISSION_DENIED_CODE;
101     }
102 
103 #if defined(IOS_PLATFORM)
104     err = ErrCodePlatformAdapter::GetOHOSErrCode(err);
105 #endif
106     return err + SOCKET_ERROR_CODE_BASE;
107 }
108 
GetErrorMessage() const109 std::string MulticastMembershipContext::GetErrorMessage() const
110 {
111     if (BaseContext::IsPermissionDenied()) {
112         return PERMISSION_DENIED_MSG;
113     }
114 
115     auto errCode = BaseContext::GetErrorCode();
116     if (errCode == PARSE_ERROR_CODE) {
117         return PARSE_ERROR_MSG;
118     }
119 #if defined(IOS_PLATFORM)
120     std::string errMessage;
121     ErrCodePlatformAdapter::GetOHOSErrMessage(errCode, errMessage);
122     return errMessage;
123 #else
124     char err[MAX_ERR_NUM] = {0};
125     (void)strerror_r(errCode, err, MAX_ERR_NUM);
126     return err;
127 #endif
128 }
129 } // namespace OHOS::NetStack::Socket
130