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/*
* Copyright 2018 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef P2P_BASE_BASIC_ASYNC_RESOLVER_FACTORY_H_
#define P2P_BASE_BASIC_ASYNC_RESOLVER_FACTORY_H_
#include <functional>
#include <memory>
#include <utility>
#include "api/async_dns_resolver.h"
#include "api/async_resolver_factory.h"
#include "rtc_base/async_resolver_interface.h"
namespace webrtc {
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
class [[deprecated(
"Use BasicAsyncDnsResolverFactory")]] BasicAsyncResolverFactory final
: public AsyncResolverFactory {
public:
rtc::AsyncResolverInterface* Create() override;
};
#pragma clang diagnostic pop
// A factory that vends AsyncDnsResolver instances.
class BasicAsyncDnsResolverFactory final
: public AsyncDnsResolverFactoryInterface {
public:
BasicAsyncDnsResolverFactory() = default;
std::unique_ptr<webrtc::AsyncDnsResolverInterface> CreateAndResolve(
const rtc::SocketAddress& addr,
absl::AnyInvocable<void()> callback) override;
std::unique_ptr<webrtc::AsyncDnsResolverInterface> CreateAndResolve(
const rtc::SocketAddress& addr,
int family,
absl::AnyInvocable<void()> callback) override;
std::unique_ptr<webrtc::AsyncDnsResolverInterface> Create() override;
};
// This class wraps a factory using the older webrtc::AsyncResolverFactory API,
// and produces webrtc::AsyncDnsResolver objects that contain an
// rtc::AsyncResolver object.
class [[deprecated]] WrappingAsyncDnsResolverFactory final
: public AsyncDnsResolverFactoryInterface {
public:
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
explicit WrappingAsyncDnsResolverFactory(
std::unique_ptr<AsyncResolverFactory> wrapped_factory)
: owned_factory_(std::move(wrapped_factory)),
wrapped_factory_(owned_factory_.get()) {}
explicit WrappingAsyncDnsResolverFactory(
AsyncResolverFactory* non_owned_factory)
: wrapped_factory_(non_owned_factory) {}
#pragma clang diagnostic pop
std::unique_ptr<webrtc::AsyncDnsResolverInterface> CreateAndResolve(
const rtc::SocketAddress& addr,
absl::AnyInvocable<void()> callback) override;
std::unique_ptr<webrtc::AsyncDnsResolverInterface> CreateAndResolve(
const rtc::SocketAddress& addr,
int family,
absl::AnyInvocable<void()> callback) override;
std::unique_ptr<webrtc::AsyncDnsResolverInterface> Create() override;
private:
const std::unique_ptr<AsyncResolverFactory> owned_factory_;
AsyncResolverFactory* const wrapped_factory_;
};
} // namespace webrtc
#endif // P2P_BASE_BASIC_ASYNC_RESOLVER_FACTORY_H_
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