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- // Copyright 2019 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #ifndef COMPONENTS_OPENSCREEN_PLATFORM_UDP_SOCKET_H_
- #define COMPONENTS_OPENSCREEN_PLATFORM_UDP_SOCKET_H_
- #include "base/memory/raw_ptr.h"
- #include "base/memory/weak_ptr.h"
- #include "mojo/public/cpp/bindings/pending_receiver.h"
- #include "mojo/public/cpp/bindings/receiver.h"
- #include "mojo/public/cpp/bindings/remote.h"
- #include "services/network/public/mojom/udp_socket.mojom.h"
- #include "third_party/openscreen/src/platform/api/udp_socket.h"
- #include "third_party/openscreen/src/platform/base/error.h"
- #include "third_party/openscreen/src/platform/base/interface_info.h"
- #include "third_party/openscreen/src/platform/base/ip_address.h"
- namespace net {
- class IPEndPoint;
- }
- namespace openscreen_platform {
- class UdpSocket final : public openscreen::UdpSocket,
- network::mojom::UDPSocketListener {
- public:
- UdpSocket(Client* client,
- const openscreen::IPEndpoint& local_endpoint,
- mojo::Remote<network::mojom::UDPSocket> udp_socket,
- mojo::PendingReceiver<network::mojom::UDPSocketListener>
- pending_listener);
- ~UdpSocket() final;
- // Implementations of openscreen::UdpSocket methods.
- bool IsIPv4() const final;
- bool IsIPv6() const final;
- openscreen::IPEndpoint GetLocalEndpoint() const final;
- void Bind() final;
- void SetMulticastOutboundInterface(
- openscreen::NetworkInterfaceIndex ifindex) final;
- void JoinMulticastGroup(const openscreen::IPAddress& address,
- openscreen::NetworkInterfaceIndex ifindex) final;
- void SendMessage(const void* data,
- size_t length,
- const openscreen::IPEndpoint& dest) final;
- void SetDscp(openscreen::UdpSocket::DscpMode state) final;
- // network::mojom::UDPSocketListener overrides:
- void OnReceived(int32_t net_result,
- const absl::optional<net::IPEndPoint>& source_endpoint,
- absl::optional<base::span<const uint8_t>> data) override;
- private:
- void BindCallback(int32_t result,
- const absl::optional<net::IPEndPoint>& address);
- void JoinGroupCallback(int32_t result);
- void SendCallback(int32_t result);
- const raw_ptr<Client> client_ = nullptr;
- // The local endpoint can change as a result of bind calls.
- openscreen::IPEndpoint local_endpoint_;
- mojo::Remote<network::mojom::UDPSocket> udp_socket_;
- // The pending listener gets converted to a proper Receiver when this socket
- // gets bound.
- mojo::PendingReceiver<network::mojom::UDPSocketListener> pending_listener_;
- mojo::Receiver<network::mojom::UDPSocketListener> listener_{this};
- base::WeakPtrFactory<UdpSocket> weak_ptr_factory_{this};
- };
- } // namespace openscreen_platform
- #endif // COMPONENTS_OPENSCREEN_PLATFORM_UDP_SOCKET_H_
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