1 files changed, 81 insertions, 0 deletions
diff --git a/chromium/device/hid/hid_connection_mac.h b/chromium/device/hid/hid_connection_mac.h
new file mode 100644
index 00000000000..c307fb6f878
--- /dev/null
+++ b/chromium/device/hid/hid_connection_mac.h
@@ -0,0 +1,81 @@
+// Copyright (c) 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_CONNECTION_MAC_H_
+#define DEVICE_HID_HID_CONNECTION_MAC_H_
+
+#include <CoreFoundation/CoreFoundation.h>
+#include <IOKit/hid/IOHIDManager.h>
+
+#include <queue>
+
+#include "base/mac/foundation_util.h"
+#include "base/memory/ref_counted.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/threading/thread_checker.h"
+#include "device/hid/hid_connection.h"
+#include "device/hid/hid_device_info.h"
+
+namespace base {
+class MessageLoopProxy;
+}
+
+namespace net {
+class IOBuffer;
+}
+
+namespace device {
+
+class HidConnectionMac : public HidConnection {
+ public:
+  explicit HidConnectionMac(HidDeviceInfo device_info);
+
+  virtual void Read(scoped_refptr<net::IOBufferWithSize> buffer,
+                    const IOCallback& callback) OVERRIDE;
+  virtual void Write(uint8_t report_id,
+                     scoped_refptr<net::IOBufferWithSize> buffer,
+                     const IOCallback& callback) OVERRIDE;
+  virtual void GetFeatureReport(uint8_t report_id,
+                                scoped_refptr<net::IOBufferWithSize> buffer,
+                                const IOCallback& callback) OVERRIDE;
+  virtual void SendFeatureReport(uint8_t report_id,
+                                 scoped_refptr<net::IOBufferWithSize> buffer,
+                                 const IOCallback& callback) OVERRIDE;
+
+ private:
+  virtual ~HidConnectionMac();
+
+  static void InputReportCallback(void* context,
+                                  IOReturn result,
+                                  void* sender,
+                                  IOHIDReportType type,
+                                  uint32_t report_id,
+                                  uint8_t* report_bytes,
+                                  CFIndex report_length);
+  void ProcessReadQueue();
+  void ProcessInputReport(IOHIDReportType type,
+                          scoped_refptr<net::IOBufferWithSize> buffer);
+
+  void WriteReport(IOHIDReportType type,
+                   uint8_t report_id,
+                   scoped_refptr<net::IOBufferWithSize> buffer,
+                   const IOCallback& callback);
+
+  scoped_refptr<base::MessageLoopProxy> message_loop_;
+
+  base::ScopedCFTypeRef<IOHIDDeviceRef> device_;
+  scoped_ptr<uint8_t, base::FreeDeleter> inbound_buffer_;
+
+  std::queue<PendingHidReport> pending_reports_;
+  std::queue<PendingHidRead> pending_reads_;
+
+  base::ThreadChecker thread_checker_;
+
+  DISALLOW_COPY_AND_ASSIGN(HidConnectionMac);
+};
+
+
+}  // namespace device
+
+#endif  // DEVICE_HID_HID_CONNECTION_MAC_H_