1 /*
2  * Copyright (C) 2021-2023 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 #include "dhcp_client_callback_stub.h"
16 #include "dhcp_manager_service_ipc_interface_code.h"
17 #include "dhcp_logger.h"
18 
19 DEFINE_DHCPLOG_DHCP_LABEL("DhcpClientCallBackStub");
20 namespace OHOS {
21 namespace DHCP {
DhcpClientCallBackStub()22 DhcpClientCallBackStub::DhcpClientCallBackStub() : callback_(nullptr), mRemoteDied(false)
23 {
24     DHCP_LOGD("Enter DhcpClientCallBackStub");
25 }
26 
~DhcpClientCallBackStub()27 DhcpClientCallBackStub::~DhcpClientCallBackStub()
28 {
29     DHCP_LOGD("Enter ~DhcpClientCallBackStub");
30 }
31 
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)32 int DhcpClientCallBackStub::OnRemoteRequest(uint32_t code, MessageParcel &data, MessageParcel &reply,
33     MessageOption &option)
34 {
35     DHCP_LOGI("OnRemoteRequest, code:%{public}d", code);
36     if (data.ReadInterfaceToken() != GetDescriptor()) {
37         DHCP_LOGE("Sta callback stub token verification error: %{public}d", code);
38         return DHCP_E_FAILED;
39     }
40     int exception = data.ReadInt32();
41     if (exception) {
42         DHCP_LOGE("OnRemoteRequest, got exception: %{public}d!", exception);
43         return DHCP_E_FAILED;
44     }
45     int ret = -1;
46     switch (code) {
47         case static_cast<uint32_t>(DhcpClientInterfaceCode::DHCP_CLIENT_CBK_CMD_IP_SUCCESS_CHANGE): {
48             ret = RemoteOnIpSuccessChanged(code, data, reply);
49             break;
50         }
51         case static_cast<uint32_t>(DhcpClientInterfaceCode::DHCP_CLIENT_CBK_CMD_IP_FAIL_CHANGE): {
52             ret = RemoteOnIpFailChanged(code, data, reply);
53             break;
54         }
55         case static_cast<uint32_t>(DhcpClientInterfaceCode::DHCP_CLIENT_CBK_CMD_DHCP_OFFER): {
56             ret = RemoteOnDhcpOfferReport(code, data, reply);
57             break;
58         }
59         default: {
60             ret = IPCObjectStub::OnRemoteRequest(code, data, reply, option);
61             break;
62         }
63     }
64     DHCP_LOGI("OnRemoteRequest, ret:%{public}d", ret);
65     return ret;
66 }
67 
RegisterCallBack(const sptr<IDhcpClientCallBack> & callBack)68 void DhcpClientCallBackStub::RegisterCallBack(const sptr<IDhcpClientCallBack> &callBack)
69 {
70     if (callBack == nullptr) {
71         DHCP_LOGE("callBack is nullptr!");
72         return;
73     }
74     callback_ = callBack;
75 }
76 
IsRemoteDied() const77 bool DhcpClientCallBackStub::IsRemoteDied() const
78 {
79     return mRemoteDied;
80 }
81 
SetRemoteDied(bool val)82 void DhcpClientCallBackStub::SetRemoteDied(bool val)
83 {
84     DHCP_LOGI("SetRemoteDied, state:%{public}d!", val);
85     mRemoteDied = val;
86 }
87 
OnIpSuccessChanged(int status,const std::string & ifname,DhcpResult & result)88 void DhcpClientCallBackStub::OnIpSuccessChanged(int status, const std::string& ifname, DhcpResult& result)
89 {
90     DHCP_LOGI("OnIpSuccessChanged, status:%{public}d!", status);
91     if (callback_) {
92         callback_->OnIpSuccessChanged(status, ifname, result);
93     }
94 }
95 
OnIpFailChanged(int status,const std::string & ifname,const std::string & reason)96 void DhcpClientCallBackStub::OnIpFailChanged(int status, const std::string& ifname, const std::string& reason)
97 {
98     DHCP_LOGI("OnIpFailChanged, status:%{public}d!", status);
99     if (callback_) {
100         callback_->OnIpFailChanged(status, ifname, reason);
101     }
102 }
103 
OnDhcpOfferReport(int status,const std::string & ifname,DhcpResult & result)104 void DhcpClientCallBackStub::OnDhcpOfferReport(int status, const std::string& ifname, DhcpResult& result)
105 {
106     DHCP_LOGI("OnDhcpOfferReport, status:%{public}d!", status);
107     if (callback_) {
108         callback_->OnDhcpOfferReport(status, ifname, result);
109     }
110 }
111 
RemoteOnIpSuccessChanged(uint32_t code,MessageParcel & data,MessageParcel & reply)112 int DhcpClientCallBackStub::RemoteOnIpSuccessChanged(uint32_t code, MessageParcel &data, MessageParcel &reply)
113 {
114     DHCP_LOGI("run %{public}s code %{public}u, datasize %{public}zu", __func__, code, data.GetRawDataSize());
115     int state = data.ReadInt32();
116     std::string ifname = data.ReadString();
117     DhcpResult result;
118     result.iptype = data.ReadInt32();
119     result.isOptSuc = data.ReadBool();
120     result.uLeaseTime = data.ReadInt32();
121     result.uAddTime = data.ReadInt32();
122     result.uGetTime = data.ReadInt32();
123     result.strYourCli = data.ReadString();
124     result.strServer = data.ReadString();
125     result.strSubnet = data.ReadString();
126     result.strDns1 = data.ReadString();
127     result.strDns2 = data.ReadString();
128     result.strRouter1 = data.ReadString();
129     result.strRouter2 = data.ReadString();
130     result.strVendor = data.ReadString();
131     result.strLinkIpv6Addr = data.ReadString();
132     result.strRandIpv6Addr = data.ReadString();
133     result.strLocalAddr1 = data.ReadString();
134     result.strLocalAddr2 = data.ReadString();
135     int size = reply.ReadInt32();
136     if ((state == DHCP_E_SUCCESS) && (size < DHCP_MAX_DNS_SIZE)) {
137         for (int i = 0; i < size; i++) {
138             std::string str = reply.ReadString();
139             result.vectorDnsAddr.push_back(str);
140         }
141     }
142     OnIpSuccessChanged(state, ifname, result);
143     reply.WriteInt32(0);
144     return 0;
145 }
146 
RemoteOnIpFailChanged(uint32_t code,MessageParcel & data,MessageParcel & reply)147 int DhcpClientCallBackStub::RemoteOnIpFailChanged(uint32_t code, MessageParcel &data, MessageParcel &reply)
148 {
149     DHCP_LOGI("run %{public}s code %{public}u, datasize %{public}zu", __func__, code, data.GetRawDataSize());
150     int state = data.ReadInt32();
151     std::string ifname = data.ReadString();
152     std::string reason = data.ReadString();
153     OnIpFailChanged(state, ifname, reason);
154     reply.WriteInt32(0);
155     return 0;
156 }
157 
RemoteOnDhcpOfferReport(uint32_t code,MessageParcel & data,MessageParcel & reply)158 int DhcpClientCallBackStub::RemoteOnDhcpOfferReport(uint32_t code, MessageParcel &data, MessageParcel &reply)
159 {
160     DHCP_LOGI("run %{public}s code %{public}u, datasize %{public}zu", __func__, code, data.GetRawDataSize());
161     int state = data.ReadInt32();
162     std::string ifname = data.ReadString();
163     DhcpResult result;
164     result.iptype = data.ReadInt32();
165     result.isOptSuc = data.ReadBool();
166     result.uLeaseTime = data.ReadInt32();
167     result.uAddTime = data.ReadInt32();
168     result.uGetTime = data.ReadInt32();
169     result.strYourCli = data.ReadString();
170     result.strServer = data.ReadString();
171     result.strSubnet = data.ReadString();
172     result.strDns1 = data.ReadString();
173     result.strDns2 = data.ReadString();
174     result.strRouter1 = data.ReadString();
175     result.strRouter2 = data.ReadString();
176     result.strVendor = data.ReadString();
177     result.strLinkIpv6Addr = data.ReadString();
178     result.strRandIpv6Addr = data.ReadString();
179     result.strLocalAddr1 = data.ReadString();
180     result.strLocalAddr2 = data.ReadString();
181     int size = reply.ReadInt32();
182     if (state == DHCP_E_SUCCESS) {
183         for (int i = 0; i < size; i++) {
184             std::string str = reply.ReadString();
185             result.vectorDnsAddr.push_back(str);
186         }
187     }
188     OnDhcpOfferReport(state, ifname, result);
189     reply.WriteInt32(0);
190     return 0;
191 }
192 }  // namespace DHCP
193 }  // namespace OHOS