prison_check (9)

Leading comments

Copyright (c) 2003 Joseph Koshy <jkoshy@FreeBSD.org>

All rights reserved.

This program is free software.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
   notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
   notice, this list of conditions and the fol...

(The comments found at the beginning of the groff file "man9/prison_check.9freebsd".)

NAME

prison_check - determine if two credentials belong to the same jail

SYNOPSIS

In sys/jail.h Ft int Fn prison_check struct ucred *cred1 struct ucred *cred2

DESCRIPTION

This function can be used to determine if the two credentials Fa cred1 and Fa cred2 belong to the same jail.

RETURN VALUES

The Fn prison_check function returns Er ESRCH if Fa cred1 has been jailed, and Fa cred1 and Fa cred2 do not belong to the same jail. In all other cases, Fn prison_check returns zero.

SEE ALSO

jail(2)