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DD(1)				      FSF				 DD(1)

NAME
       dd - convert and	copy a file

SYNOPSIS
       dd [OPTION]...

DESCRIPTION
       Copy a file, converting and formatting according	to the options.

       bs=BYTES
	      force ibs=BYTES and obs=BYTES

       cbs=BYTES
	      convert BYTES bytes at a time

       conv=KEYWORDS
	      convert the file as per the comma	separated keyword list

       count=BLOCKS
	      copy only	BLOCKS input blocks

       ibs=BYTES
	      read BYTES bytes at a time

       if=FILE
	      read from	FILE instead of	stdin

       obs=BYTES
	      write BYTES bytes	at a time

       of=FILE
	      write to FILE instead of stdout

       seek=BLOCKS
	      skip BLOCKS obs-sized blocks at start of output

       skip=BLOCKS
	      skip BLOCKS ibs-sized blocks at start of input

       --help display this help	and exit

       --version
	      output version information and exit

       BLOCKS  and  BYTES may be followed by the following multiplicative suf-
       fixes: xM M, c 1, w 2,  b  512,	kB  1000,  K  1024,  MB	 1,000,000,  M
       1,048,576, GB 1,000,000,000, G 1,073,741,824, and so on for T, P, E, Z,
       Y.  Each	KEYWORD	may be:

       ascii  from EBCDIC to ASCII

       ebcdic from ASCII to EBCDIC

       ibm    from ASCII to alternated EBCDIC

       block  pad newline-terminated records with spaces to cbs-size

       unblock
	      replace trailing spaces in cbs-size records with newline

       lcase  change upper case	to lower case

       notrunc
	      do not truncate the output file

       ucase  change lower case	to upper case

       swab   swap every pair of input bytes

       noerror
	      continue after read errors

       sync   pad every	input block with NULs to ibs-size; when	used

	      with block or unblock, pad with spaces rather than NULs

AUTHOR
       Written by Paul Rubin, David MacKenzie, and Stuart Kemp.

REPORTING BUGS
       Report bugs to <bug-coreutils@gnu.org>.

COPYRIGHT
       Copyright (C) 2002 Free Software	Foundation, Inc.
       This is free software; see the source for copying conditions.  There is
       NO  warranty;  not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR
       PURPOSE.

SEE ALSO
       The full	documentation for dd is	maintained as a	 Texinfo  manual.   If
       the  info and dd	programs are properly installed	at your	site, the com-
       mand

	      info dd

       should give you access to the complete manual.

dd (coreutils) 4.5.3		 February 2003				 DD(1)

NAME | SYNOPSIS | DESCRIPTION | AUTHOR | REPORTING BUGS | COPYRIGHT | SEE ALSO

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