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pskc_get_key_algparm_chall_checkdigits(3)                                libpskc




NAME

       pskc_get_key_algparm_chall_checkdigits - API function


SYNOPSIS

       #include <pskc.h>

       pskc_get_key_algparm_chall_checkdigits(3) * key, int *
       present);


ARGUMENTS

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

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


DESCRIPTION

       Get the PSKC KeyPackage Key AlgorithmParameters ChallengeFormat
       CheckDigits value.  This attribute indicates whether a device needs to
       check the appended Luhn check digit, as defined in [ISOIEC7812],
       contained in a challenge.  This is only valid if the 'Encoding' attribute
       is set to 'DECIMAL'.  A value of TRUE indicates that the device will
       check the appended Luhn check digit in a provided challenge.  A value of
       FALSE indicates that the device will not check the appended Luhn check
       digit in the challenge.

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


RETURNS

       1 to indicate a CheckDigits value of true, or 0 to indicate false.


REPORTING BUGS

       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/


COPYRIGHT

       Copyright (C) 2012-2020 Simon Josefsson.
       Copying and distribution of this file, with or without modification, are
       permitted in any medium without royalty provided the copyright notice and
       this notice are preserved.



libpskc                               2.6.7
                                       pskc_get_key_algparm_chall_checkdigits(3)

oath-toolkit 2.6.7 - Generated Mon May 8 11:08:45 CDT 2023
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