+int
+ldap_get_dn_ber( LDAP *ld, LDAPMessage *entry, BerElement **berout,
+ BerValue *dn )
+{
+ BerElement tmp, *ber;
+ ber_len_t len = 0;
+ int rc = LDAP_SUCCESS;
+
+#ifdef NEW_LOGGING
+ LDAP_LOG ( OPERATION, ENTRY, "ldap_get_dn_ber\n", 0, 0, 0 );
+#else
+ Debug( LDAP_DEBUG_TRACE, "ldap_get_dn_ber\n", 0, 0, 0 );
+#endif
+
+ assert( ld != NULL );
+ assert( LDAP_VALID(ld) );
+ assert( entry != NULL );
+ assert( dn != NULL );
+
+ dn->bv_val = NULL;
+ dn->bv_len = 0;
+
+ if ( berout ) {
+ *berout = NULL;
+ ber = ldap_alloc_ber_with_options( ld );
+ if( ber == NULL ) {
+ return LDAP_NO_MEMORY;
+ }
+ *berout = ber;
+ } else {
+ ber = &tmp;
+ }
+
+ *ber = *entry->lm_ber; /* struct copy */
+ if ( ber_scanf( ber, "{ml{" /*}*/, dn, &len ) == LBER_ERROR ) {
+ rc = ld->ld_errno = LDAP_DECODING_ERROR;
+ }
+ if ( rc == LDAP_SUCCESS ) {
+ /* set the length to avoid overrun */
+ rc = ber_set_option( ber, LBER_OPT_REMAINING_BYTES, &len );
+ if( rc != LBER_OPT_SUCCESS ) {
+ rc = ld->ld_errno = LDAP_LOCAL_ERROR;
+ }
+ }
+ if ( rc != LDAP_SUCCESS && berout ) {
+ ber_free( ber, 0 );
+ *berout = NULL;
+ }
+ return rc;
+}
+