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1 /*
2  * Copyright (C) 2020 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "client/openscreen/mdns_service_info.h"
18 
19 #include "adb_mdns.h"
20 
21 using namespace openscreen;
22 
23 namespace mdns {
24 
v4_address_string() const25 std::string ServiceInfo::v4_address_string() const {
26     std::stringstream ss;
27     ss << v4_address;
28     return ss.str();
29 }
30 
v6_address_string() const31 std::string ServiceInfo::v6_address_string() const {
32     std::stringstream ss;
33     ss << v6_address;
34     return ss.str();
35 }
36 
DnsSdInstanceEndpointToServiceInfo(const discovery::DnsSdInstanceEndpoint & endpoint)37 ErrorOr<ServiceInfo> DnsSdInstanceEndpointToServiceInfo(
38         const discovery::DnsSdInstanceEndpoint& endpoint) {
39     ServiceInfo service_info;
40     // Check if |endpoint| is a known adb service name
41     for (int i = 0; i < kNumADBDNSServices; ++i) {
42         if (endpoint.service_id() == kADBDNSServices[i]) {
43             service_info.service_name = endpoint.service_id();
44             service_info.instance_name = endpoint.instance_id();
45             break;
46         }
47         if (i == kNumADBDNSServices - 1) {
48             LOG(ERROR) << "Got unknown service name [" << endpoint.service_id() << "]";
49             return Error::Code::kParameterInvalid;
50         }
51     }
52 
53     service_info.port = endpoint.port();
54     for (const IPAddress& address : endpoint.addresses()) {
55         if (!service_info.v4_address && address.IsV4()) {
56             service_info.v4_address = address;
57         } else if (!service_info.v6_address && address.IsV6()) {
58             service_info.v6_address = address;
59         }
60     }
61     CHECK(service_info.v4_address || service_info.v6_address);
62     return service_info;
63 }
64 
65 }  // namespace mdns
66