mdns_service_info.h

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/*
 * Copyright (C) 2020 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#pragma once
 
#include <string>
#include <tuple>
 
#include <discovery/dnssd/public/dns_sd_instance_endpoint.h>
#include <platform/base/ip_address.h>
 
#include "client/mdns_utils.h"
 
namespace mdns {
 
struct ServiceInfo {
    std::string instance;
    std::string service;
    openscreen::IPAddress v4_address;
    openscreen::IPAddress v6_address;
    uint16_t port;
 
    std::string v4_address_string() const;
    std::string v6_address_string() const;
 
    // Store keys/values from TXT resource record
    std::unordered_map<std::string, std::string> attributes;
};  // ServiceInfo
 
inline std::ostream& operator<<(std::ostream& os, const ServiceInfo& service_info) {
    os << "Instance: " << service_info.instance << ", Service: " << service_info.service
       << ", Port: " << service_info.port << ", IPv4: " << service_info.v4_address
       << ", IPv6: " << service_info.v6_address;
    return os;
}
 
openscreen::ErrorOr<ServiceInfo> DnsSdInstanceEndpointToServiceInfo(
        const openscreen::discovery::DnsSdInstanceEndpoint& endpoint);
 
std::tuple<bool, std::string, std::string> ParseTxtKeyValue(const std::string& kv);
 
}  // namespace mdns