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Contents
# Packet parser and generator library.
module Pio
# Dhcp parser and generator.
class Dhcp
MESSAGE_TYPE_TLV = 53
SERVER_IDENTIFIER_TLV = 54
CLIENT_IDENTIFIER_TLV = 61
RENEWAL_TIME_VALUE_TLV = 58
REBINDING_TIME_VALUE_TLV = 59
REQUESTED_IP_ADDRESS_TLV = 50
PARAMETERS_LIST_TLV = 55
IP_ADDRESS_LEASE_TIME_TLV = 51
SUBNET_MASK_TLV = 1
ROUTER_TLV = 3
NTP_SERVERS_TLV = 42
DNS_TLV = 6
END_OF_TLV = 255
PARAMETER_REQUEST_LIST =
[
SUBNET_MASK_TLV,
ROUTER_TLV,
DNS_TLV,
NTP_SERVERS_TLV
]
end
DHCP = Dhcp
end
require 'bindata'
require 'pio/dhcp/discover'
require 'pio/dhcp/offer'
require 'pio/dhcp/request'
require 'pio/dhcp/ack'
module Pio
# Dhcp parser and generator.
class Dhcp
MESSAGE_TYPE = {
Discover::TYPE => Discover,
Offer::TYPE => Offer,
Request::TYPE => Request,
Ack::TYPE => Ack
}
def self.read(raw_data)
begin
frame = const_get('Frame').read(raw_data)
rescue
raise Pio::ParseError, $ERROR_INFO.message
end
const_get('MESSAGE_TYPE')[frame.message_type].create_from(frame)
end
end
end
Version data entries
38 entries across 38 versions & 1 rubygems