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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 DEVICE_USB_USB_DEVICE_H_ | 5 #ifndef DEVICE_USB_USB_DEVICE_H_ |
6 #define DEVICE_USB_USB_DEVICE_H_ | 6 #define DEVICE_USB_USB_DEVICE_H_ |
7 | 7 |
| 8 #include <vector> |
| 9 |
8 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
9 #include "base/callback.h" | 11 #include "base/callback.h" |
10 #include "base/memory/ref_counted.h" | 12 #include "base/memory/ref_counted.h" |
11 #include "base/strings/string16.h" | 13 #include "base/strings/string16.h" |
| 14 #include "device/usb/usb_descriptors.h" |
12 | 15 |
13 namespace device { | 16 namespace device { |
14 | 17 |
15 class UsbDeviceHandle; | 18 class UsbDeviceHandle; |
16 struct UsbConfigDescriptor; | |
17 | 19 |
18 // A UsbDevice object represents a detected USB device, providing basic | 20 // A UsbDevice object represents a detected USB device, providing basic |
19 // information about it. Methods other than simple property accessors must be | 21 // information about it. Methods other than simple property accessors must be |
20 // called from the thread on which this object was created. For further | 22 // called from the thread on which this object was created. For further |
21 // manipulation of the device, a UsbDeviceHandle must be created from Open() | 23 // manipulation of the device, a UsbDeviceHandle must be created from Open() |
22 // method. | 24 // method. |
23 class UsbDevice : public base::RefCountedThreadSafe<UsbDevice> { | 25 class UsbDevice : public base::RefCountedThreadSafe<UsbDevice> { |
24 public: | 26 public: |
25 using OpenCallback = base::Callback<void(scoped_refptr<UsbDeviceHandle>)>; | 27 using OpenCallback = base::Callback<void(scoped_refptr<UsbDeviceHandle>)>; |
26 using ResultCallback = base::Callback<void(bool success)>; | 28 using ResultCallback = base::Callback<void(bool success)>; |
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45 | 47 |
46 // Creates a UsbDeviceHandle for further manipulation. | 48 // Creates a UsbDeviceHandle for further manipulation. |
47 virtual void Open(const OpenCallback& callback) = 0; | 49 virtual void Open(const OpenCallback& callback) = 0; |
48 | 50 |
49 // Explicitly closes a device handle. This method will be automatically called | 51 // Explicitly closes a device handle. This method will be automatically called |
50 // by the destructor of a UsbDeviceHandle as well. | 52 // by the destructor of a UsbDeviceHandle as well. |
51 virtual bool Close(scoped_refptr<UsbDeviceHandle> handle) = 0; | 53 virtual bool Close(scoped_refptr<UsbDeviceHandle> handle) = 0; |
52 | 54 |
53 // Gets the UsbConfigDescriptor for the active device configuration or nullptr | 55 // Gets the UsbConfigDescriptor for the active device configuration or nullptr |
54 // if the device is unconfigured. | 56 // if the device is unconfigured. |
55 virtual const UsbConfigDescriptor* GetConfiguration() = 0; | 57 virtual const UsbConfigDescriptor* GetActiveConfiguration() = 0; |
| 58 |
| 59 // Gets all of the device's UsbConfigDescriptors. |
| 60 const std::vector<UsbConfigDescriptor>& configurations() { |
| 61 return configurations_; |
| 62 } |
56 | 63 |
57 protected: | 64 protected: |
58 UsbDevice(uint16 vendor_id, | 65 UsbDevice(uint16 vendor_id, |
59 uint16 product_id, | 66 uint16 product_id, |
60 const base::string16& manufacturer_string, | 67 const base::string16& manufacturer_string, |
61 const base::string16& product_string, | 68 const base::string16& product_string, |
62 const base::string16& serial_number); | 69 const base::string16& serial_number); |
63 virtual ~UsbDevice(); | 70 virtual ~UsbDevice(); |
64 | 71 |
65 // These members must be mutable by subclasses as necessary during device | 72 // These members must be mutable by subclasses as necessary during device |
66 // enumeration. To preserve the thread safety of this object they must remain | 73 // enumeration. To preserve the thread safety of this object they must remain |
67 // constant afterwards. | 74 // constant afterwards. |
68 base::string16 manufacturer_string_; | 75 base::string16 manufacturer_string_; |
69 base::string16 product_string_; | 76 base::string16 product_string_; |
70 base::string16 serial_number_; | 77 base::string16 serial_number_; |
71 | 78 |
| 79 // All of the device's configuration descriptors. |
| 80 std::vector<UsbConfigDescriptor> configurations_; |
| 81 |
72 private: | 82 private: |
73 friend class base::RefCountedThreadSafe<UsbDevice>; | 83 friend class base::RefCountedThreadSafe<UsbDevice>; |
74 | 84 |
75 const std::string guid_; | 85 const std::string guid_; |
76 const uint16 vendor_id_; | 86 const uint16 vendor_id_; |
77 const uint16 product_id_; | 87 const uint16 product_id_; |
78 | 88 |
79 DISALLOW_COPY_AND_ASSIGN(UsbDevice); | 89 DISALLOW_COPY_AND_ASSIGN(UsbDevice); |
80 }; | 90 }; |
81 | 91 |
82 } // namespace device | 92 } // namespace device |
83 | 93 |
84 #endif // DEVICE_USB_USB_DEVICE_H_ | 94 #endif // DEVICE_USB_USB_DEVICE_H_ |
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