table of contents
SECURELEVEL_GT(9) | Kernel Developer's Manual | SECURELEVEL_GT(9) |
NAME¶
securelevel_gt
,
securelevel_ge
— test active
securelevel
SYNOPSIS¶
#include
<sys/types.h>
#include <sys/proc.h>
int
securelevel_gt
(struct
ucred *cr, int
level);
int
securelevel_ge
(struct
ucred *cr, int
level);
DESCRIPTION¶
These functions test the active security level against the given level. If the calling credential cr was imprisoned by the jail(2) system call, and has a different security level set than the host environment, the security level with the highest value is used.
The
securelevel_gt
()
function will evaluate whether or not the active security level is greater
than the supplied level.
The
securelevel_ge
()
function will evaluate whether or not the active security level is greater
than or equal to the supplied level.
RETURN VALUES¶
These functions return EPERM
if condition
evaluated to true, and 0 otherwise.
SEE ALSO¶
June 2, 2007 | Debian |