mirror of
https://github.com/kidfromjupiter/nearby.git
synced 2026-09-14 22:56:12 -04:00
122 lines
4.1 KiB
C++
122 lines
4.1 KiB
C++
// Copyright 2020 Google LLC
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// https://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
#ifndef PLATFORM_PUBLIC_WEBRTC_H_
|
|
#define PLATFORM_PUBLIC_WEBRTC_H_
|
|
|
|
#ifndef NO_WEBRTC
|
|
|
|
#include <memory>
|
|
#include <optional>
|
|
#include <string>
|
|
#include <utility>
|
|
|
|
#include "absl/strings/string_view.h"
|
|
#include "internal/platform/byte_array.h"
|
|
#include "internal/platform/feature_flags.h"
|
|
#include "internal/platform/implementation/platform.h"
|
|
#include "internal/platform/implementation/webrtc.h"
|
|
#include "webrtc/api/peer_connection_interface.h"
|
|
|
|
namespace nearby {
|
|
|
|
class WebRtcSignalingMessenger {
|
|
public:
|
|
using OnSignalingMessageCallback =
|
|
api::WebRtcSignalingMessenger::OnSignalingMessageCallback;
|
|
using OnSignalingCompleteCallback =
|
|
api::WebRtcSignalingMessenger::OnSignalingCompleteCallback;
|
|
|
|
explicit WebRtcSignalingMessenger(
|
|
std::unique_ptr<api::WebRtcSignalingMessenger> messenger)
|
|
: impl_(std::move(messenger)) {}
|
|
virtual ~WebRtcSignalingMessenger() = default;
|
|
WebRtcSignalingMessenger(WebRtcSignalingMessenger&&) = default;
|
|
WebRtcSignalingMessenger operator=(WebRtcSignalingMessenger&&) = delete;
|
|
|
|
virtual bool SendMessage(absl::string_view peer_id,
|
|
const ByteArray& message) {
|
|
return impl_->SendMessage(peer_id, message);
|
|
}
|
|
|
|
virtual bool StartReceivingMessages(
|
|
OnSignalingMessageCallback on_message_callback,
|
|
OnSignalingCompleteCallback on_complete_callback) {
|
|
return impl_->StartReceivingMessages(std::move(on_message_callback),
|
|
std::move(on_complete_callback));
|
|
}
|
|
|
|
virtual void StopReceivingMessages() { impl_->StopReceivingMessages(); }
|
|
|
|
virtual bool IsValid() const { return impl_ != nullptr; }
|
|
|
|
private:
|
|
std::unique_ptr<api::WebRtcSignalingMessenger> impl_;
|
|
};
|
|
|
|
class WebRtcMedium {
|
|
public:
|
|
using PeerConnectionCallback = api::WebRtcMedium::PeerConnectionCallback;
|
|
|
|
WebRtcMedium() : impl_(api::ImplementationPlatform::CreateWebRtcMedium()) {}
|
|
virtual ~WebRtcMedium() = default;
|
|
WebRtcMedium(WebRtcMedium&&) = delete;
|
|
WebRtcMedium& operator=(WebRtcMedium&&) = delete;
|
|
|
|
// Gets the default two-letter country code associated with current locale.
|
|
// For example, en_US locale resolves to "US".
|
|
const std::string GetDefaultCountryCode() {
|
|
return impl_->GetDefaultCountryCode();
|
|
}
|
|
|
|
void SetNonCellular(bool non_cellular) {
|
|
non_cellular_ = non_cellular;
|
|
}
|
|
|
|
// Creates and returns a new webrtc::PeerConnectionInterface object via
|
|
// |callback|.
|
|
void CreatePeerConnection(webrtc::PeerConnectionObserver* observer,
|
|
PeerConnectionCallback callback) {
|
|
if (FeatureFlags::GetInstance()
|
|
.GetFlags()
|
|
.support_web_rtc_non_cellular_medium && non_cellular_) {
|
|
std::optional<webrtc::PeerConnectionFactoryInterface::Options> options;
|
|
options->network_ignore_mask |= webrtc::ADAPTER_TYPE_CELLULAR;
|
|
impl_->CreatePeerConnection(options, observer, std::move(callback));
|
|
} else {
|
|
impl_->CreatePeerConnection(observer, std::move(callback));
|
|
}
|
|
}
|
|
|
|
// Returns a signaling messenger for sending WebRTC signaling messages.
|
|
virtual std::unique_ptr<WebRtcSignalingMessenger> GetSignalingMessenger(
|
|
absl::string_view self_id,
|
|
const location::nearby::connections::LocationHint& location_hint) {
|
|
return std::make_unique<WebRtcSignalingMessenger>(
|
|
impl_->GetSignalingMessenger(self_id, location_hint));
|
|
}
|
|
|
|
virtual bool IsValid() const { return impl_ != nullptr; }
|
|
|
|
private:
|
|
std::unique_ptr<api::WebRtcMedium> impl_;
|
|
bool non_cellular_ = false;
|
|
};
|
|
|
|
} // namespace nearby
|
|
|
|
#endif
|
|
|
|
#endif // PLATFORM_PUBLIC_WEBRTC_H_
|