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Full Discussion: Editing Binary Files in Unix
Top Forums Shell Programming and Scripting Editing Binary Files in Unix Post 302257495 by fpmurphy on Wednesday 12th of November 2008 11:06:51 AM
Old 11-12-2008
Yes. Typically such editors are called hex editors. ghex is one such editor. Just do a Web search for hex editors.
 

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PORTINDEX(5)						      BSD File Formats Manual						      PORTINDEX(5)

NAME
INDEX -- File containing information about the state of the ports tree DESCRIPTION
The port index file in /usr/ports contains various bits of information about the ports tree. Each major branch of FreeBSD has a separate index file, named ``INDEX-N'', where N is the major version number of the FreeBSD branch, i.e.: INDEX-7, or INDEX-8. name The name of the package. path The path to the port directory. install prefix The default install prefix. short description A short description. full description The path to the full description. maintainer email The email address of the maintainer. index The categories this port is part of. build dependencies Ports required to be installed prior to building this port. run dependencies Ports required to be installed for this port to run. website The project website for the port. e-deps Ports that may be required to extract this port. p-deps Ports that may be required to patch this port. f-deps Ports that may be required to fetch this port. FILES
/usr/ports/INDEX-N where N is the major version number of the FreeBSD branch. EXAMPLES
vim-6.3.15|/usr/ports/editors/vim|/usr/local|Vi "workalike", with many additional features|/usr/ports/editors/vim/pkg-descr|obrien@FreeBSD.org|editors|libiconv-1.9.2_1|libiconv-1.9.2_1|http://www.vim.org/||| SEE ALSO
build(7), ports(7) AUTHORS
This manual page was written by Paul Armstrong and Thomas Abthorpe <tabthorpe@FreeBSD.org>. BSD
October 14, 2012 BSD
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