chromium/net/dns/dns_task_results_manager.h

// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef NET_DNS_DNS_TASK_RESULTS_MANAGER_H_
#define NET_DNS_DNS_TASK_RESULTS_MANAGER_H_

#include <map>
#include <memory>
#include <set>
#include <string>
#include <vector>

#include "base/memory/raw_ptr.h"
#include "base/time/time.h"
#include "base/timer/timer.h"
#include "net/base/ip_endpoint.h"
#include "net/base/net_export.h"
#include "net/dns/host_resolver.h"
#include "net/dns/host_resolver_dns_task.h"
#include "net/dns/public/dns_query_type.h"
#include "net/dns/public/host_resolver_results.h"
#include "net/log/net_log_with_source.h"
#include "third_party/abseil-cpp/absl/types/variant.h"
#include "url/scheme_host_port.h"

namespace net {

// Creates and updates intermediate service endpoints while resolving a host.
// This class is designed to have a 1:1 relationship with a HostResolverDnsTask
// and expects to be notified every time a DnsTransaction is completed. When
// notified, tries to create and update service endpoints from DNS responses
// received so far.
//
// If the A response comes before the AAAA response, delays service endpoints
// creation/update until an AAAA response is received or the AAAA query is
// timed out.
class NET_EXPORT_PRIVATE DnsTaskResultsManager { … };

}  // namespace net

#endif  // NET_DNS_DNS_TASK_RESULTS_MANAGER_H_