mirror of
https://github.com/kidfromjupiter/nearby.git
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84 lines
2.8 KiB
C++
84 lines
2.8 KiB
C++
// Copyright 2020 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef PLATFORM_API_WEBRTC_H_
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#define PLATFORM_API_WEBRTC_H_
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#ifndef NO_WEBRTC
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#include <memory>
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#include <optional>
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#include <string>
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#include "absl/functional/any_invocable.h"
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#include "absl/strings/string_view.h"
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#include "connections/implementation/proto/offline_wire_formats.pb.h"
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#include "internal/platform/byte_array.h"
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#include "webrtc/api/peer_connection_interface.h"
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namespace nearby {
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namespace api {
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class WebRtcSignalingMessenger {
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public:
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using OnSignalingMessageCallback = absl::AnyInvocable<void(const ByteArray&)>;
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using OnSignalingCompleteCallback = absl::AnyInvocable<void(bool)>;
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virtual ~WebRtcSignalingMessenger() = default;
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virtual bool SendMessage(absl::string_view peer_id,
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const ByteArray& message) = 0;
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virtual bool StartReceivingMessages(
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OnSignalingMessageCallback on_message_callback,
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OnSignalingCompleteCallback on_complete_callback) = 0;
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virtual void StopReceivingMessages() = 0;
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};
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class WebRtcMedium {
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public:
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using PeerConnectionCallback = absl::AnyInvocable<void(
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webrtc::scoped_refptr<webrtc::PeerConnectionInterface>)>;
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virtual ~WebRtcMedium() = default;
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// Gets the default two-letter country code associated with current locale.
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// For example, en_US locale resolves to "US".
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virtual const std::string GetDefaultCountryCode() = 0;
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// Creates and returns a new webrtc::PeerConnectionInterface object via
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// |callback|.
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virtual void CreatePeerConnection(webrtc::PeerConnectionObserver* observer,
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PeerConnectionCallback callback) = 0;
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// Creates and returns a new webrtc::PeerConnectionInterface object via
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// |callback| with |PeerConnectionFactoryInterface::Options|.
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virtual void CreatePeerConnection(
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std::optional<webrtc::PeerConnectionFactoryInterface::Options> options,
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webrtc::PeerConnectionObserver* observer,
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PeerConnectionCallback callback) = 0;
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// Returns a signaling messenger for sending WebRTC signaling messages.
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virtual std::unique_ptr<WebRtcSignalingMessenger> GetSignalingMessenger(
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absl::string_view self_id,
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const location::nearby::connections::LocationHint& location_hint) = 0;
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};
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} // namespace api
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} // namespace nearby
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#endif
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#endif // PLATFORM_API_WEBRTC_H_
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