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pskc_get_key_algparm_chall_checkdigits(3) libpskc pskc_get_key_algparm_chall_checkdigits(3)

NAME

pskc_get_key_algparm_chall_checkdigits - API function

SYNOPSIS

#include <pskc.h>

int pskc_get_key_algparm_chall_checkdigits(pskc_key_t * 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 © 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.
2.6.7 libpskc