XXD

• Intro(xxd) #

  vscode ➜ /workspaces/c_learning/multi-elf (master) $ xxd --help
  Usage:
      xxd [options] [infile [outfile]]
      or
      xxd -r [-s [-]offset] [-c cols] [-ps] [infile [outfile]]
  Options:
      -a          toggle autoskip: A single '*' replaces nul-lines. Default off.
      -b          binary digit dump (incompatible with -ps,-i). Default hex.
      -C          capitalize variable names in C include file style (-i).
      -c cols     format <cols> octets per line. Default 16 (-i: 12, -ps: 30).
      -E          show characters in EBCDIC. Default ASCII.
      -e          little-endian dump (incompatible with -ps,-i,-r).
      -g bytes    number of octets per group in normal output. Default 2 (-e: 4).
      -h          print this summary.
      -i          output in C include file style.
      -l len      stop after <len> octets.
      -n name     set the variable name used in C include output (-i).
      -o off      add <off> to the displayed file position.
      -ps         output in postscript plain hexdump style.
      -r          reverse operation: convert (or patch) hexdump into binary.
      -r -s off   revert with <off> added to file positions found in hexdump.
      -d          show offset in decimal instead of hex.
      -s [+][-]seek  start at <seek> bytes abs. (or +: rel.) infile offset.
      -u          use upper case hex letters.
      -R when     colorize the output; <when> can be 'always', 'auto' or 'never'. Default: 'auto'.
      -v          show version: "xxd 2023-10-25 by Juergen Weigert et al.".