pskc_get_key_policy_keyusages - API function

       pskc_key_t * key
                   a pskc_key_t handle, from pskc_get_keypackage().

       int * present
                   output variable indicating whether data was provided or not.

       Copyright © 2012-2020 Simon Josefsson.
       Copying  and distribution of this file, with or without modification, are permitted in any medium without
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libpskc                                              2.6.12                     pskc_get_key_policy_keyusages(3)

       Get  the  PSKC KeyPackage Key Policy KeyUsage values.  The element puts constraints on the intended usage
       of the key.  The recipient of the PSKC document MUST enforce the key usage.

       If present is non-NULL, it will be 0 if the field is not present or 1 if it was present.

       pskc_get_key_policy_keyusages - API function

       Report bugs to <oath-toolkit-help@nongnu.org>.  libpskc home  page:  https://www.nongnu.org/oath-toolkit/
       General help using GNU software: http://www.gnu.org/gethelp/

       an integer holding a set of pskc_keyusage values ORed together.

#include<pskc.h>intpskc_get_key_policy_keyusages(pskc_key_t*key,int*present);