device/usb/usb_interface_impl.h - Issue 562763002: Convert device::UsbConfigDescriptor and friends to structs.

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Issue 562763002: Convert device::UsbConfigDescriptor and friends to structs. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Add interface and endpoint descriptor iterator typedefs. Created 6 years, 3 months ago

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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_IMPL_H_

6 #define DEVICE_USB_USB_INTERFACE_IMPL_H_

7

8 #include "base/memory/ref_counted.h"

9 #include "device/usb/usb_interface.h"

10

11 struct libusb_config_descriptor;

12 struct libusb_endpoint_descriptor;

13 struct libusb_interface;

14 struct libusb_interface_descriptor;

15

16 namespace device {

17

18 typedef libusb_config_descriptor* PlatformUsbConfigDescriptor;

19 typedef const libusb_endpoint_descriptor* PlatformUsbEndpointDescriptor;

20 typedef const libusb_interface* PlatformUsbInterface;

21 typedef const libusb_interface_descriptor* PlatformUsbInterfaceDescriptor;

22

23 class UsbConfigDescriptorImpl;

24 class UsbInterfaceAltSettingDescriptor;

25

26 class UsbEndpointDescriptorImpl : public UsbEndpointDescriptor {

27 public:

28 virtual int GetAddress() const OVERRIDE;

29 virtual UsbEndpointDirection GetDirection() const OVERRIDE;

30 virtual int GetMaximumPacketSize() const OVERRIDE;

31 virtual UsbSynchronizationType GetSynchronizationType() const OVERRIDE;

32 virtual UsbTransferType GetTransferType() const OVERRIDE;

33 virtual UsbUsageType GetUsageType() const OVERRIDE;

34 virtual int GetPollingInterval() const OVERRIDE;

35

36 private:

37 friend class base::RefCounted<const UsbEndpointDescriptorImpl>;

38 friend class UsbInterfaceAltSettingDescriptorImpl;

39

40 UsbEndpointDescriptorImpl(scoped_refptr<const UsbConfigDescriptor> config,

41 PlatformUsbEndpointDescriptor descriptor);

42 virtual ~UsbEndpointDescriptorImpl();

43

44 scoped_refptr<const UsbConfigDescriptor> config_;

45 PlatformUsbEndpointDescriptor descriptor_;

46

47 DISALLOW_COPY_AND_ASSIGN(UsbEndpointDescriptorImpl);

48 };

49

50 class UsbInterfaceAltSettingDescriptorImpl

51 : public UsbInterfaceAltSettingDescriptor {

52 public:

53 virtual size_t GetNumEndpoints() const OVERRIDE;

54 virtual scoped_refptr<const UsbEndpointDescriptor> GetEndpoint(

55 size_t index) const OVERRIDE;

56

57 virtual int GetInterfaceNumber() const OVERRIDE;

58 virtual int GetAlternateSetting() const OVERRIDE;

59 virtual int GetInterfaceClass() const OVERRIDE;

60 virtual int GetInterfaceSubclass() const OVERRIDE;

61 virtual int GetInterfaceProtocol() const OVERRIDE;

62

63 private:

64 friend class UsbInterfaceDescriptorImpl;

65

66 UsbInterfaceAltSettingDescriptorImpl(

67 scoped_refptr<const UsbConfigDescriptor> config,

68 PlatformUsbInterfaceDescriptor descriptor);

69 virtual ~UsbInterfaceAltSettingDescriptorImpl();

70

71 scoped_refptr<const UsbConfigDescriptor> config_;

72 PlatformUsbInterfaceDescriptor descriptor_;

73

74 DISALLOW_COPY_AND_ASSIGN(UsbInterfaceAltSettingDescriptorImpl);

75 };

76

77 class UsbInterfaceDescriptorImpl : public UsbInterfaceDescriptor {

78 public:

79 virtual size_t GetNumAltSettings() const OVERRIDE;

80 virtual scoped_refptr<const UsbInterfaceAltSettingDescriptor> GetAltSetting(

81 size_t index) const OVERRIDE;

82

83 private:

84 friend class base::RefCounted<const UsbInterfaceDescriptorImpl>;

85 friend class UsbConfigDescriptorImpl;

86

87 UsbInterfaceDescriptorImpl(scoped_refptr<const UsbConfigDescriptor> config,

88 PlatformUsbInterface usbInterface);

89 virtual ~UsbInterfaceDescriptorImpl();

90

91 scoped_refptr<const UsbConfigDescriptor> config_;

92 PlatformUsbInterface interface_;

93

94 DISALLOW_COPY_AND_ASSIGN(UsbInterfaceDescriptorImpl);

95 };

96

97 class UsbConfigDescriptorImpl : public UsbConfigDescriptor {

98 public:

99 virtual size_t GetNumInterfaces() const OVERRIDE;

100 virtual scoped_refptr<const UsbInterfaceDescriptor> GetInterface(

101 size_t index) const OVERRIDE;

102

103 private:

104 friend class base::RefCounted<UsbConfigDescriptor>;

105 friend class UsbDeviceImpl;

106

107 explicit UsbConfigDescriptorImpl(PlatformUsbConfigDescriptor config);

108 virtual ~UsbConfigDescriptorImpl();

109

110 PlatformUsbConfigDescriptor config_;

111

112 DISALLOW_COPY_AND_ASSIGN(UsbConfigDescriptorImpl);

113 };

114

115 } // namespace device

116

117 #endif // DEVICE_USB_USB_INTERFACE_IMPL_H_

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