NAME¶

gnutls_pkcs7_get_attr - API function

SYNOPSIS¶

#include <gnutls/pkcs7.h>

int gnutls_pkcs7_get_attr(gnutls_pkcs7_attrs_t list, unsigned idx, char ** oid, gnutls_datum_t * data, unsigned flags);

ARGUMENTS¶

gnutls_pkcs7_attrs_t list

A list of existing attributes or NULL for the first one

unsigned idx

the index of the attribute to get

char ** oid

the OID of the attribute (read-only)

gnutls_datum_t * data

the raw data of the attribute

unsigned flags

zero or GNUTLS_PKCS7_ATTR_ENCODE_OCTET_STRING

DESCRIPTION¶

This function will get a PKCS 7 attribute from the provided list. The OID is a constant string, but data will be allocated and must be deinitialized by the caller.

RETURNS¶

On success, GNUTLS_E_SUCCESS (0) is returned, otherwise a negative error value. GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE is returned if there are no data in the current index.

SINCE¶

3.4.2

REPORTING BUGS¶

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

COPYRIGHT¶

Copyright © 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/share/doc/gnutls/ directory does not contain the HTML form visit

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