1CAPNG_UPDATE(3)                  Libcap-ng API                 CAPNG_UPDATE(3)
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NAME

6       capng_update - update the stored capabilities settings
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SYNOPSIS

9       #include <cap-ng.h>
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11       int  capng_update(capng_act_t  action,  capng_type_t  type,unsigned int
12       capability);
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DESCRIPTION

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

28       This returns 0 on success and -1 on failure.
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SEE ALSO

32       capng_updatev(3), capabilities(7)
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AUTHOR

36       Steve Grubb
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40Red Hat                            June 2009                   CAPNG_UPDATE(3)