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priv_set(3c)

Standard C Library Functions                                      priv_set(3C)



NAME
       priv_set, priv_ineffect - change privilege sets and check whether priv‐
       ileges are set

SYNOPSIS
       #include <priv.h>

       int priv_set(priv_op_t op, priv_ptype_t  which...);


       boolean_t priv_ineffect(const char *priv);

DESCRIPTION
       The priv_set() function is a convenient  wrapper  for  the  setppriv(2)
       function. It takes three or more arguments. The operation argument, op,
       can be one of PRIV_OFF, PRIV_ON or PRIV_SET. The which argument is  the
       name  of  the  privilege set to change. The third argument is a list of
       zero or more privilege names terminated with a null pointer.  If  which
       is the special pseudo set PRIV_ALLSETS, the operation should be applied
       to all privilege sets.


       The specified privileges are converted to a binary  privilege  set  and
       setppriv()  is called with the same op and which arguments. When called
       with PRIV_ALLSETS as the value for the which  argument,  setppriv()  is
       called for each set in turn, aborting on the first failed call.


       The  priv_ineffect()  function  is  a  convenient wrapper for the getp‐
       priv(2) function. The priv argument specifies the name of the privilege
       for which this function checks its presence in the effective set.

RETURN VALUES
       Upon  successful  completion,  priv_set()  return  0.  Otherwise, -1 is
       returned and errno is set to indicate the error.


       If priv is a valid privilege that is a member  of  the  effective  set,
       priv_ineffect()  returns B_TRUE. Otherwise, it returns B_FALSE and sets
       errno to indicate the error.

ERRORS
       The priv_set() function will fail if:

       EINVAL    The value of op or which is out of range.


       ENOMEM    Insufficient memory was allocated.


       EPERM     The application attempted to add privileges to PRIV_LIMIT  or
                 PRIV_PERMITTED,  or  the  application attempted to add privi‐
                 leges to PRIV_INHERITABLE or PRIV_EFFECTIVE that were not  in
                 PRIV_PERMITTED.



       The priv_ineffect() function will fail if:

       EINVAL    The privilege specified by priv is invalid.


       ENOMEM    Insufficient memory was allocated.


ATTRIBUTES
       See attributes(7) for descriptions of the following attributes:


       tab()  box; cw(2.75i) |cw(2.75i) lw(2.75i) |lw(2.75i) ATTRIBUTE TYPEAT‐
       TRIBUTE VALUE _ Interface StabilityCommitted _ MT-LevelMT-Safe


SEE ALSO
       setppriv(2), priv_str_to_set(3C), attributes(7), privileges(7)



Oracle Solaris 11.4               25 Sep 2003                     priv_set(3C)
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