capng_update(3) — Linux manual page

NAME | SYNOPSIS | DESCRIPTION | RETURN VALUE | SEE ALSO | AUTHOR | COLOPHON

CAPNG_UPDATE(3)               Libcap-ng API              CAPNG_UPDATE(3)

NAME         top

       capng_update - update the stored capabilities settings

SYNOPSIS         top

       #include <cap-ng.h>

       int capng_update(capng_act_t action, capng_type_t type,unsigned
       int capability);

DESCRIPTION         top

       capng_update will update the internal posix capabilities settings
       based on the options passed to it. The action should be either
       CAPNG_DROP to set the capability bit to 0, or CAPNG_ADD to set
       the capability bit to 1. The operation is performed on the
       capability set specified in the type parameter. The values are:
       CAPNG_EFFECTIVE, CAPNG_PERMITTED, CAPNG_INHERITABLE,
       CAPNG_BOUNDING_SET, or CAPNG_AMBIENT. The values may be or'ed
       together to perform the same operation on multiple sets. The last
       paramter, capability, is the capability define as given in
       linux/capability.h.

RETURN VALUE         top

       This returns 0 on success and -1 on failure.

SEE ALSO         top

       capng_updatev(3), capabilities(7)

AUTHOR         top

       Steve Grubb

COLOPHON         top

       This page is part of the libcap-ng (capabilities commands and
       library (NG)) project.  Information about the project can be
       found at ⟨https://people.redhat.com/sgrubb/libcap-ng/⟩.  It is
       not known how to report bugs for this man page; if you know,
       please send a mail to man-pages@man7.org.  This page was obtained
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       man-pages@man7.org

Red Hat                         June 2009                CAPNG_UPDATE(3)

Pages that refer to this page: capng_apply(3)capng_change_id(3)capng_updatev(3)