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/*
* Copyright (C) 2017 The Android Open Source Project
*
* 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
*
* http://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.
*/
#pragma once
#include <list>
#include <string>
#include "common/libs/fs/shared_fd.h"
#include "host/commands/virtual_usb_manager/usbip/device_pool.h"
#include "host/commands/virtual_usb_manager/vadb/virtual_adb_client.h"
namespace vadb {
// VirtualADBServer manages incoming VirtualUSB/ADB connections from QEmu.
class VirtualADBServer {
public:
VirtualADBServer(cvd::SharedFD usb_v1_socket, int vhci_port,
const std::string& usbip_socket_name)
: vhci_port_{vhci_port},
usbip_name_(usbip_socket_name),
server_(usb_v1_socket) {}
~VirtualADBServer() = default;
// Pool of USB devices available to export.
const usbip::DevicePool& Pool() const { return pool_; };
// BeforeSelect is Called right before Select() to populate interesting
// SharedFDs.
void BeforeSelect(cvd::SharedFDSet* fd_read) const;
// AfterSelect is Called right after Select() to detect and respond to changes
// on affected SharedFDs.
void AfterSelect(const cvd::SharedFDSet& fd_read);
private:
void HandleIncomingConnection();
usbip::DevicePool pool_;
int vhci_port_{};
std::string usbip_name_;
cvd::SharedFD server_;
std::list<VirtualADBClient> clients_;
VirtualADBServer(const VirtualADBServer&) = delete;
VirtualADBServer& operator=(const VirtualADBServer&) = delete;
};
} // namespace vadb
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