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);

A list of existing attributes or NULL for the first one
the index of the attribute to get
the OID of the attribute (read-only)
the raw data of the attribute

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.


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