48 lines
1.3 KiB
Ruby
48 lines
1.3 KiB
Ruby
module Rex
|
|
module Proto
|
|
module DCERPC
|
|
class Handle
|
|
|
|
require 'rex/proto/dcerpc/uuid'
|
|
|
|
@@protocols = ['ncacn_ip_tcp', 'ncacn_ip_udp', 'ncacn_np', 'ncacn_http']
|
|
attr_accessor :uuid, :protocol, :address, :options
|
|
|
|
# instantiate a handle object, akin to Microsoft's string binding handle by values
|
|
def initialize (uuid, protocol, address, options)
|
|
raise ArgumentError if !Rex::Proto
|
|
raise ArgumentError if !Rex::Proto::DCERPC::UUID.is?(uuid[0])
|
|
raise ArgumentError if !@@protocols.include?(protocol)
|
|
self.uuid = uuid
|
|
self.protocol = protocol
|
|
self.address = address
|
|
self.options = options
|
|
end
|
|
|
|
# instantiate a handle object, by parsing a string binding handle
|
|
def self.parse (handle)
|
|
uuid_re = '[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}'
|
|
rev_re = '\d+.\d+'
|
|
proto_re = '(?:' + @@protocols.join('|') + ')'
|
|
re = Regexp.new("(#{uuid_re}):(#{rev_re})\@(#{proto_re}):(.*?)\\[(.*)\\]$")
|
|
match = re.match(handle)
|
|
raise ArgumentError if !match
|
|
|
|
uuid = [match[1], match[2]]
|
|
protocol = match[3]
|
|
address = match[4]
|
|
options = match[5].split(',')
|
|
i = Rex::Proto::DCERPC::Handle.new(uuid, protocol, address, options)
|
|
return i
|
|
end
|
|
|
|
# stringify a handle
|
|
def to_s
|
|
self.uuid.join(':') + '@' + self.protocol + ':' + self.address + '[' + self.options.join(', ') + ']'
|
|
end
|
|
|
|
end
|
|
end
|
|
end
|
|
end
|