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gnutls_pkcs7_get_attr(3)          gnutls         gnutls_pkcs7_get_attr(3)
       gnutls_pkcs7_get_attr - API function
       #include <gnutls/pkcs7.h>
       int gnutls_pkcs7_get_attr(gnutls_pkcs7_attrs_t list, unsigned idx,
       char ** oid, gnutls_datum_t * data, unsigned flags);
       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
       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.
       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.
       3.4.2
       Report bugs to <[email protected]>.
       Home page: https://www.gnutls.org
       Copyright © 2001-2023 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.
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       the HTML form visit
       https://www.gnutls.org/manual/
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       Library) project.  Information about the project can be found at
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gnutls                            3.8.10         gnutls_pkcs7_get_attr(3)