webrtc/p2p/base/basic_async_resolver_factory.h
Sameer Vijaykar b787e26369 Support DNS resolution matching a specified IP family.
The input SocketAddress for STUN host lookup is constructed with just
the hostname, so the family is AF_UNSPEC. So added an overload with a
target family to distinguish this from the family of the input addr.

Bug: webrtc:14319, webrtc:14131
Change-Id: Ia5ac5aa2e894e0c4dfb4417e3e8a76a6cec3ea71
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/270624
Reviewed-by: Tomas Gunnarsson <tommi@webrtc.org>
Commit-Queue: Sameer Vijaykar <samvi@google.com>
Reviewed-by: Jonas Oreland <jonaso@webrtc.org>
Reviewed-by: Jonas Oreland <jonaso@google.com>
Cr-Commit-Position: refs/heads/main@{#37750}
2022-08-11 13:52:53 +00:00

62 lines
2 KiB
C++

/*
* 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 {
class BasicAsyncResolverFactory final : public AsyncResolverFactory {
public:
rtc::AsyncResolverInterface* 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 WrappingAsyncDnsResolverFactory final
: public AsyncDnsResolverFactoryInterface {
public:
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) {}
std::unique_ptr<webrtc::AsyncDnsResolverInterface> CreateAndResolve(
const rtc::SocketAddress& addr,
std::function<void()> callback) override;
std::unique_ptr<webrtc::AsyncDnsResolverInterface> CreateAndResolve(
const rtc::SocketAddress& addr,
int family,
std::function<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_