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// Copyright 2014 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 DEVICE_HID_HID_SERVICE_MAC_H_
#define DEVICE_HID_HID_SERVICE_MAC_H_
#include <CoreFoundation/CoreFoundation.h>
#include <IOKit/IOKitLib.h>
#include <string>
#include "base/mac/foundation_util.h"
#include "base/mac/scoped_ioobject.h"
#include "base/memory/ref_counted.h"
#include "device/hid/hid_service.h"
namespace base {
class SingleThreadTaskRunner;
}
namespace device {
class HidConnection;
class HidServiceMac : public HidService {
public:
HidServiceMac(scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner);
void Connect(const HidDeviceId& device_id,
const ConnectCallback& connect) override;
private:
~HidServiceMac() override;
// IOService matching callbacks.
static void FirstMatchCallback(void* context, io_iterator_t iterator);
static void TerminatedCallback(void* context, io_iterator_t iterator);
void AddDevices();
void RemoveDevices();
static scoped_refptr<device::HidDeviceInfo> CreateDeviceInfo(
io_service_t device);
// Platform notification port.
IONotificationPortRef notify_port_;
base::mac::ScopedIOObject<io_iterator_t> devices_added_iterator_;
base::mac::ScopedIOObject<io_iterator_t> devices_removed_iterator_;
// The task runner for the thread on which this service was created.
scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
// The task runner for the FILE thread of the application using this service
// on which slow running I/O operations can be performed.
scoped_refptr<base::SingleThreadTaskRunner> file_task_runner_;
DISALLOW_COPY_AND_ASSIGN(HidServiceMac);
};
} // namespace device
#endif // DEVICE_HID_HID_SERVICE_MAC_H_
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