capng_updatev(3) — Linux manual page


CAPNG_UPDATEV(3)              Libcap-ng API             CAPNG_UPDATEV(3)

NAME         top

       capng_updatev - update the stored capabilities settings

SYNOPSIS         top

       #include <cap-ng.h>

       int capng_updatev(capng_act_t action, capng_type_t type,
            unsigned int capability, ...);

DESCRIPTION         top

       capng_updatev 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_BOUNDING_SET, or CAPNG_AMBIENT. The values may be or'ed
       together to perform the same operation on multiple sets. The last
       parameter, capability, is the capability define as given in

       This function differs from capng_update in that you may pass a
       list of capabilities. This list must be terminated with a -1

RETURN VALUE         top

       This returns 0 on success and -1 on failure.

SEE ALSO         top

       capng_update(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
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Red Hat                         June 2009               CAPNG_UPDATEV(3)

Pages that refer to this page: capng_update(3)