freebsd-dev/lib/libc/gen/cap_sandboxed.3
Gordon Bergling 421f325efc libcasper(3): Document HISTORY within the manpages
Reviewed by:	bcr (mentor)
Approved by:	bcr (mentor)
MFC after:		7 days
Differential Revision:	https://reviews.freebsd.org/D24695
2020-06-16 16:48:52 +00:00

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.\"
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.\" This documentation was written by Pawel Jakub Dawidek under sponsorship
.\" from the FreeBSD Foundation.
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.Dd May 5, 2020
.Dt CAP_SANDBOXED 3
.Os
.Sh NAME
.Nm cap_sandboxed
.Nd Check if in a capability mode sandbox
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
.In sys/capsicum.h
.In stdbool.h
.Ft bool
.Fn cap_sandboxed "void"
.Sh DESCRIPTION
.Fn cap_sandboxed
returns
.Va true
if the process is in a capability mode sandbox or
.Va false
if it is not.
This function is a more handy alternative to the
.Xr cap_getmode 2
system call as it always succeeds, so there is no need for error checking.
If the support for capability mode is not compiled into the kernel,
.Fn cap_sandboxed
will always return
.Va false .
.Sh RETURN VALUES
Function
.Fn cap_sandboxed
is always successful and will return either
.Va true
or
.Va false .
.Sh SEE ALSO
.Xr cap_enter 2 ,
.Xr capsicum 4
.Sh HISTORY
The
.Fn cap_sandboxed
function first appeared in
.Fx 9.2 .
.Sh AUTHORS
This function was implemented and manual page was written by
.An Pawel Jakub Dawidek Aq Mt pawel@dawidek.net
under sponsorship of the FreeBSD Foundation.