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PRISON_CHECK(9) Kernel Developer's Manual PRISON_CHECK(9)

NAME

prison_check —
determine if two credentials belong to the same jail

SYNOPSIS

#include <sys/jail.h>

int
prison_check(struct ucred *cred1, struct ucred *cred2);

DESCRIPTION

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

RETURN VALUES

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

SEE ALSO

jail(2)
December 11, 2003 Linux 4.19.0-10-amd64