obp/obp/pkg/netinet/tftp-h.fth

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id: @(#)tftp-h.fth 1.1 04/09/07
purpose:
copyright: Copyright 2004 Sun Microsystems, Inc.  All Rights Reserved
copyright: Use is subject to license terms.

headerless

1     constant  TFTP_RRQ        \ Read request
2     constant  TFTP_WRQ        \ Write request
3     constant  TFTP_DATA       \ Data packet
d# 4  constant  TFTP_ACK        \ Acknowledgement
d# 5  constant  TFTP_ERROR      \ Error packet

struct
   /w  field  >tftp-opcode      \ Packet type
   0   field  >tftp-file        \ Filename and mode (RRQ/WRQ)
   0   field  >tftp-errcode     \ Error code (ERROR)
   /w  field  >tftp-block#      \ Block number (DATA/ACK)
   0   field  >tftp-data        \ Segment data or error message
   0   field  >tftp-errmsg      \ Error message
constant /tftp-header

d# 512 constant TFTP_SEGSIZE    \ Default data segment size

: /tftp-packet ( -- n )  TFTP_SEGSIZE /tftp-header + ;

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