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- // Copyright 2020 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 SERVICES_DEVICE_USB_USB_SERVICE_MAC_H_
- #define SERVICES_DEVICE_USB_USB_SERVICE_MAC_H_
- #include <CoreFoundation/CoreFoundation.h>
- #include <IOKit/IOKitLib.h>
- #include <IOKit/usb/IOUSBLib.h>
- #include <unordered_map>
- #include "base/mac/foundation_util.h"
- #include "base/mac/scoped_ionotificationportref.h"
- #include "base/mac/scoped_ioobject.h"
- #include "base/memory/weak_ptr.h"
- #include "services/device/usb/usb_service.h"
- namespace device {
- class UsbDeviceMac;
- // The USB service is responsible for device discovery on the system, which
- // allows it to re-use device handles to prevent competition for the same USB
- // device.
- class UsbServiceMac final : public UsbService {
- public:
- UsbServiceMac();
- UsbServiceMac(const UsbServiceMac&) = delete;
- UsbServiceMac& operator=(const UsbServiceMac&) = delete;
- ~UsbServiceMac() override;
- private:
- // IOService matching callbacks.
- static void FirstMatchCallback(void* context, io_iterator_t iterator);
- static void TerminatedCallback(void* context, io_iterator_t iterator);
- void AddDevices();
- void AddDevice(io_service_t device);
- void RemoveDevices();
- std::unordered_map<uint64_t, scoped_refptr<UsbDeviceMac>> device_map_;
- base::mac::ScopedIONotificationPortRef notify_port_;
- base::mac::ScopedIOObject<io_iterator_t> devices_added_iterator_;
- base::mac::ScopedIOObject<io_iterator_t> devices_removed_iterator_;
- base::WeakPtrFactory<UsbServiceMac> weak_factory_{this};
- };
- } // namespace device
- #endif // SERVICES_DEVICE_USB_USB_SERVICE_MAC_H_
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