Provided by: gnutls-doc_3.0.11+really2.12.14-5ubuntu3_all
gnutls_x509_rdn_get_oid - API function
#include <gnutls/x509.h> int gnutls_x509_rdn_get_oid(const gnutls_datum_t * idn, int indx, void * buf, size_t * sizeof_buf);
const gnutls_datum_t * idn should contain a DER encoded RDN sequence int indx Indicates which OID to return. Use 0 for the first one. void * buf a pointer to a structure to hold the peer's name OID size_t * sizeof_buf holds the size of buf
This function will return the specified Object identifier, of the RDN sequence.
On success, GNUTLS_E_SUCCESS is returned, or GNUTLS_E_SHORT_MEMORY_BUFFER is returned and *sizeof_buf is updated if the provided buffer is not long enough, otherwise a negative error value.
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The full documentation for gnutls is maintained as a Texinfo manual. If the info and gnutls programs are properly installed at your site, the command info gnutls should give you access to the complete manual.