Class: TFTP::Send

Inherits:
Transfer show all
Defined in:
lib/em-tftp.rb

Direct Known Subclasses

ClientSend, ServerSend

Constant Summary

Constants inherited from Transfer

Transfer::BASE_RETRANSMIT_TIMEOUT, Transfer::MAX_RETRANSMIT_TIMEOUT

Constants included from Protocol

Protocol::ERROR_MESSAGES

Instance Attribute Summary

Attributes inherited from Transfer

#block_no, #buffer, #peer_addr, #peer_port, #timeout, #timer

Instance Method Summary collapse

Methods inherited from Transfer

#abort!, #error!

Constructor Details

#initialize(connection, peer_addr, peer_port, listener, file_data) ⇒ Send

Send a file to the peer Note that the file data does not necessarily have to originate from the filesystem;

it could be cached in memory or generated dynamically



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# File 'lib/em-tftp.rb', line 241

def initialize(connection, peer_addr, peer_port, listener, file_data)
  super(connection, peer_addr, peer_port, listener)
  @buffer = file_data
end

Instance Method Details

#ack(packet, port) ⇒ Object 



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# File 'lib/em-tftp.rb', line 246

def ack(packet, port)
  if packet.block_no == @block_no
    stop_timer!
    if @peer_port.nil?
      @peer_port = nil
    end
    @block_no += 1
    if @buffer.size <= 512
      @pos = send_block(@buffer, @pos, @block_no)
      finished!
    else
      @pos = send_block(@buffer, @pos, @block_no)
    end
  end
end

#data(packet, port) ⇒ Object 



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# File 'lib/em-tftp.rb', line 261

def data(packet, port)
  abort!(4, "Received unexpected TFTP DATA packet while sending file")
end