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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CHROME_BROWSER_USB_USB_SERVICE_H_ | 5 #ifndef CHROME_BROWSER_USB_USB_SERVICE_H_ |
| 6 #define CHROME_BROWSER_USB_USB_SERVICE_H_ | 6 #define CHROME_BROWSER_USB_USB_SERVICE_H_ |
| 7 | 7 |
| 8 #include <map> | 8 #include <map> |
| 9 #include <utility> | 9 #include <utility> |
| 10 #include <vector> | 10 #include <vector> |
| 11 | 11 |
| 12 #include "base/basictypes.h" | 12 #include "base/basictypes.h" |
| 13 #include "base/threading/platform_thread.h" | 13 #include "base/threading/platform_thread.h" |
| 14 #include "chrome/browser/profiles/profile_keyed_service.h" | 14 #include "chrome/browser/profiles/profile_keyed_service.h" |
| 15 #include "chrome/browser/usb/usb_device.h" | 15 #include "chrome/browser/usb/usb_device.h" |
| 16 #include "third_party/libusb/libusb.h" | 16 #include "third_party/libusb/src/libusb/libusb.h" |
| 17 | 17 |
| 18 class UsbEventHandler; | 18 class UsbEventHandler; |
| 19 typedef libusb_context* PlatformUsbContext; | 19 typedef libusb_context* PlatformUsbContext; |
| 20 | 20 |
| 21 // The USB service handles creating and managing an event handler thread that is | 21 // The USB service handles creating and managing an event handler thread that is |
| 22 // used to manage and dispatch USB events. It is also responsbile for device | 22 // used to manage and dispatch USB events. It is also responsbile for device |
| 23 // discovery on the system, which allows it to re-use device handles to prevent | 23 // discovery on the system, which allows it to re-use device handles to prevent |
| 24 // competition for the same USB device. | 24 // competition for the same USB device. |
| 25 class UsbService : public ProfileKeyedService { | 25 class UsbService : public ProfileKeyedService { |
| 26 public: | 26 public: |
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| 89 // The devices_ map contains scoped_refptrs to all open devices, indicated by | 89 // The devices_ map contains scoped_refptrs to all open devices, indicated by |
| 90 // their vendor and product id. This allows for reusing an open device without | 90 // their vendor and product id. This allows for reusing an open device without |
| 91 // creating another platform handle for it. | 91 // creating another platform handle for it. |
| 92 typedef std::map<PlatformUsbDevice, scoped_refptr<UsbDevice> > DeviceMap; | 92 typedef std::map<PlatformUsbDevice, scoped_refptr<UsbDevice> > DeviceMap; |
| 93 DeviceMap devices_; | 93 DeviceMap devices_; |
| 94 | 94 |
| 95 DISALLOW_COPY_AND_ASSIGN(UsbService); | 95 DISALLOW_COPY_AND_ASSIGN(UsbService); |
| 96 }; | 96 }; |
| 97 | 97 |
| 98 #endif // CHROME_BROWSER_USB_USB_SERVICE_H_ | 98 #endif // CHROME_BROWSER_USB_USB_SERVICE_H_ |
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