metasploit-framework/lib/rex/proto/smb/simpleclient/open_pipe.rb

58 lines
978 B
Ruby

# -*- coding: binary -*-
module Rex
module Proto
module SMB
class SimpleClient
class OpenPipe < OpenFile
# Valid modes are: 'trans' and 'rw'
attr_accessor :mode
def initialize(*args)
super(*args)
self.mode = 'rw'
@buff = ''
end
def read_buffer(length, offset=0)
length ||= @buff.length
@buff.slice!(0, length)
end
def read(length = nil, offset = 0)
case self.mode
when 'trans'
read_buffer(length, offset)
when 'rw'
super(length, offset)
else
raise ArgumentError
end
end
def write(data, offset = 0)
case self.mode
when 'trans'
write_trans(data, offset)
when 'rw'
super(data, offset)
else
raise ArgumentError
end
end
def write_trans(data, offset=0)
ack = self.client.trans_named_pipe(self.file_id, data)
doff = ack['Payload'].v['DataOffset']
dlen = ack['Payload'].v['DataCount']
@buff << ack.to_s[4+doff, dlen]
end
end
end
end
end
end