gnutls_x509_crq_get_attribute_by_oid(3)

NAME
gnutls_x509_crq_get_attribute_by_oid - API function

SYNOPSIS
#include <gnutls/x509.h>

int gnutls_x509_crq_get_attribute_by_oid(gnutls_x509_crq_t crq, const char * oid, unsigned indx, void * buf, size_t * buf_size);

ARGUMENTS

gnutls_x509_crq_t crq
    should contain a gnutls_x509_crq_t type

const char * oid
    holds an Object Identifier in null-terminated string

unsigned indx
    In case multiple same OIDs exist in the attribute list, this specifies which to get, use (0) to get the first one

void * buf
    a pointer to a structure to hold the attribute data (may be NULL)

size_t * buf_size
    initially holds the size of buf

DESCRIPTION
This function will return the attribute in the certificate request specified by the given Object ID. The attribute will be DER encoded. Attributes in a certificate request is an optional set of data appended to the request. Their interpretation depends on the CA policy.

RETURNS
On success, GNUTLS_E_SUCCESS (0) is returned, otherwise a negative error value.

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

COPYRIGHT
Copyright © 2001-2019 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/share/doc/gnutls/ directory does not contain the HTML form visit

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