Module: LIBUSB::Bos::GenericMethods

Included in:

ContainerId, DeviceCapability, PlatformDescriptor, SsUsbDeviceCapability, Usb20Extension

Defined in:

lib/libusb/bos.rb

Instance Method Summary

• #bDescriptorType ⇒ Integer

  in this context.

• #bDevCapabilityType ⇒ Integer

  Device Capability type.

• #bLength ⇒ Integer

  Size of this descriptor (in bytes).

• #dev_capability_data ⇒ String

  Device Capability data (bLength - 3 bytes).

• #inspect ⇒ Object

Instance Method Details

#bDescriptorType ⇒ Integer

in this context.

Returns:

• (Integer) —

  Descriptor type. Will have value LIBUSB::DT_DEVICE_CAPABILITY

# File 'lib/libusb/bos.rb', line 32

def bDescriptorType
  self[:bDescriptorType]
end

#bDevCapabilityType ⇒ Integer

Returns Device Capability type.

Returns:

• (Integer) —

  Device Capability type

# File 'lib/libusb/bos.rb', line 37

def bDevCapabilityType
  self[:bDevCapabilityType]
end

#bLength ⇒ Integer

Returns Size of this descriptor (in bytes).

Returns:

• (Integer) —

  Size of this descriptor (in bytes)

# File 'lib/libusb/bos.rb', line 26

def bLength
  self[:bLength]
end

#dev_capability_data ⇒ String

Returns Device Capability data (bLength - 3 bytes).

Returns:

• (String) —

  Device Capability data (bLength - 3 bytes)

# File 'lib/libusb/bos.rb', line 46

def dev_capability_data
  pointer.read_bytes(bLength - 3)
end

#inspect ⇒ Object

# File 'lib/libusb/bos.rb', line 41

def inspect
  "\#<#{self.class} cap: #{bDevCapabilityType} data: #{dev_capability_data.unpack1("H*")}>"
end