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gnutls_x509_crt_get_subject_key_id(3)                                   gnutls

NAME
       gnutls_x509_crt_get_subject_key_id - API function

SYNOPSIS
       #include <gnutls/x509.h>

       int gnutls_x509_crt_get_subject_key_id(gnutls_x509_crt_t cert, void *
       ret, size_t * ret_size, unsigned int * critical);

ARGUMENTS
       gnutls_x509_crt_t cert
                   should contain a gnutls_x509_crt_t type

       void * ret  The place where the identifier will be copied

       size_t * ret_size
                   Holds the size of the result field.

       unsigned int * critical
                   will be non-zero if the extension is marked as critical
                   (may be null)

DESCRIPTION
       This function will return the X.509v3 certificate's subject key
       identifier.  This is obtained by the X.509 Subject Key identifier
       extension field (2.5.29.14).

RETURNS
       On success, GNUTLS_E_SUCCESS (0) is returned,
       GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE if the extension is not present,
       otherwise a negative error value.

REPORTING BUGS
       Report bugs to <bugs@gnutls.org>.
       Home page: https://www.gnutls.org

COPYRIGHT
       Copyright (C) 2001- Free Software Foundation, Inc., and others.
       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.

SEE ALSO
       The full documentation for gnutls is maintained as a Texinfo manual.
       If the /usr/local/share/doc/gnutls/ directory does not contain the HTML
       form visit

       https://www.gnutls.org/manual/

gnutls                               3.7.9
                                         gnutls_x509_crt_get_subject_key_id(3)