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Contents
# This file is part of Libusb for Ruby.
#
# Libusb for Ruby is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Libusb for Ruby is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with Libusb for Ruby. If not, see <http://www.gnu.org/licenses/>.
require 'libusb/call'
module LIBUSB
class Interface < FFI::Struct
include Comparable
layout :altsetting, :pointer,
:num_altsetting, :int
# Number of this interface.
def bInterfaceNumber
settings.first.bInterfaceNumber
end
def initialize(configuration, *args)
@configuration = configuration
super(*args)
end
# @return [Configuration] the configuration this interface belongs to.
attr_reader :configuration
def alt_settings
ifs = []
self[:num_altsetting].times do |i|
ifs << Setting.new(self, self[:altsetting] + i*Setting.size)
end
return ifs
end
alias settings alt_settings
def inspect
"\#<#{self.class} #{bInterfaceNumber}>"
end
# The {Device} this Interface belongs to.
def device() self.configuration.device end
# Return all endpoints of all alternative settings as Array of {Endpoint}s.
def endpoints() self.alt_settings.map {|d| d.endpoints }.flatten end
def <=>(o)
configuration<=>o.configuration
end
end
end
Version data entries
63 entries across 63 versions & 1 rubygems