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authorRob Landley <rob@landley.net>2014-09-26 18:49:44 -0500
committerRob Landley <rob@landley.net>2014-09-26 18:49:44 -0500
commite0d8009d76b3a2451cb6c6ed2b241c7eff06ed60 (patch)
treef2904430b0cb86f7b7a2721ae2ddd60fcf727166 /toys/lsb/hostname.c
parente1fa787be8d0d66c9860c86dcb80fd6e096f74e0 (diff)
downloadtoybox-e0d8009d76b3a2451cb6c6ed2b241c7eff06ed60.tar.gz
The only illegal characters in a username are ":" (field separator), "\n" (line separator), and "/" (filename separator).
Restricting usernames to the legacy posix character allowed set (for filenames, so the $HOME directory is creatable on VFAT and similar) means you can't have UTF-8 usernames. Linux allows any character but / and NUL in filenames. Since root is creating these entries, we assume root knows what it's doing.
Diffstat (limited to 'toys/lsb/hostname.c')
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