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module Vmstat
# Gathered the network interface information.
# @attr [Symbol] name the system name for the network interface.
# @attr [Fixnum] in_bytes the number od bytes that where received inbound.
# @attr [Fixnum] in_errors the number of errors that where received inbound.
# @attr [Fixnum] in_drops the number of drops that where received inbound.
# @attr [Fixnum] out_bytes the number od bytes that where send outbound.
# @attr [Fixnum] out_errors the number od errors that where send outbound.
# @attr [Fixnum] type the type of the interface (bsd numbers)
class NetworkInterface < Struct.new(:name, :in_bytes, :in_errors, :in_drops,
:out_bytes, :out_errors, :type)
# The type of ethernet devices on freebsd/mac os x
ETHERNET_TYPE = 0x06
# The type of loopback devices on freebsd/mac os x
LOOPBACK_TYPE = 0x18
# Checks if this network interface is a loopback device.
# @return [TrueClass, FalseClass] true if it is a loopback device, false
# otherwise.
def loopback?
type == LOOPBACK_TYPE
end
# Checks if this network interface is a ethernet device.
# @return [TrueClass, FalseClass] true if it is a ethernet device, false
# otherwise.
def ethernet?
type == ETHERNET_TYPE
end
end
end
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