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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef DEVICE_USB_USB_INTERFACE_H_ | |
6 #define DEVICE_USB_USB_INTERFACE_H_ | |
7 | |
8 #include "base/memory/ref_counted.h" | |
9 | |
10 namespace device { | |
11 | |
12 enum UsbTransferType { | |
13 USB_TRANSFER_CONTROL = 0, | |
14 USB_TRANSFER_ISOCHRONOUS, | |
15 USB_TRANSFER_BULK, | |
16 USB_TRANSFER_INTERRUPT, | |
17 }; | |
18 | |
19 enum UsbEndpointDirection { | |
20 USB_DIRECTION_INBOUND = 0, | |
21 USB_DIRECTION_OUTBOUND, | |
22 }; | |
23 | |
24 enum UsbSynchronizationType { | |
25 USB_SYNCHRONIZATION_NONE = 0, | |
26 USB_SYNCHRONIZATION_ASYNCHRONOUS, | |
27 USB_SYNCHRONIZATION_ADAPTIVE, | |
28 USB_SYNCHRONIZATION_SYNCHRONOUS, | |
29 }; | |
30 | |
31 enum UsbUsageType { | |
32 USB_USAGE_DATA = 0, | |
33 USB_USAGE_FEEDBACK, | |
34 USB_USAGE_EXPLICIT_FEEDBACK | |
35 }; | |
36 | |
37 class UsbEndpointDescriptor | |
38 : public base::RefCounted<const UsbEndpointDescriptor> { | |
39 public: | |
40 virtual int GetAddress() const = 0; | |
41 virtual UsbEndpointDirection GetDirection() const = 0; | |
42 virtual int GetMaximumPacketSize() const = 0; | |
43 virtual UsbSynchronizationType GetSynchronizationType() const = 0; | |
44 virtual UsbTransferType GetTransferType() const = 0; | |
45 virtual UsbUsageType GetUsageType() const = 0; | |
46 virtual int GetPollingInterval() const = 0; | |
47 | |
48 protected: | |
49 friend class base::RefCounted<const UsbEndpointDescriptor>; | |
50 | |
51 UsbEndpointDescriptor() {}; | |
52 virtual ~UsbEndpointDescriptor() {}; | |
53 | |
54 DISALLOW_COPY_AND_ASSIGN(UsbEndpointDescriptor); | |
55 }; | |
56 | |
57 class UsbInterfaceAltSettingDescriptor | |
58 : public base::RefCounted<const UsbInterfaceAltSettingDescriptor> { | |
59 public: | |
60 virtual size_t GetNumEndpoints() const = 0; | |
61 virtual scoped_refptr<const UsbEndpointDescriptor> GetEndpoint( | |
62 size_t index) const = 0; | |
63 | |
64 virtual int GetInterfaceNumber() const = 0; | |
65 virtual int GetAlternateSetting() const = 0; | |
66 virtual int GetInterfaceClass() const = 0; | |
67 virtual int GetInterfaceSubclass() const = 0; | |
68 virtual int GetInterfaceProtocol() const = 0; | |
69 | |
70 protected: | |
71 friend class base::RefCounted<const UsbInterfaceAltSettingDescriptor>; | |
72 | |
73 UsbInterfaceAltSettingDescriptor() {}; | |
74 virtual ~UsbInterfaceAltSettingDescriptor() {}; | |
75 | |
76 DISALLOW_COPY_AND_ASSIGN(UsbInterfaceAltSettingDescriptor); | |
77 }; | |
78 | |
79 class UsbInterfaceDescriptor | |
80 : public base::RefCounted<const UsbInterfaceDescriptor> { | |
81 public: | |
82 virtual size_t GetNumAltSettings() const = 0; | |
83 virtual scoped_refptr<const UsbInterfaceAltSettingDescriptor> GetAltSetting( | |
84 size_t index) const = 0; | |
85 | |
86 protected: | |
87 friend class base::RefCounted<const UsbInterfaceDescriptor>; | |
88 | |
89 UsbInterfaceDescriptor() {}; | |
90 virtual ~UsbInterfaceDescriptor() {}; | |
91 | |
92 DISALLOW_COPY_AND_ASSIGN(UsbInterfaceDescriptor); | |
93 }; | |
94 | |
95 class UsbConfigDescriptor : public base::RefCounted<UsbConfigDescriptor> { | |
96 public: | |
97 virtual size_t GetNumInterfaces() const = 0; | |
98 virtual scoped_refptr<const UsbInterfaceDescriptor> GetInterface( | |
99 size_t index) const = 0; | |
100 | |
101 protected: | |
102 friend class base::RefCounted<UsbConfigDescriptor>; | |
103 | |
104 UsbConfigDescriptor() {}; | |
105 virtual ~UsbConfigDescriptor() {}; | |
106 | |
107 DISALLOW_COPY_AND_ASSIGN(UsbConfigDescriptor); | |
108 }; | |
109 | |
110 } // namespace device | |
111 | |
112 #endif // DEVICE_USB_USB_INTERFACE_H_ | |
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