+/*
+ * Create a LDAPControl, optionally from value
+ */
+int
+ldap_control_create(
+ LDAP_CONST char *requestOID,
+ int iscritical,
+ struct berval *value,
+ int dupval,
+ LDAPControl **ctrlp )
+{
+ LDAPControl *ctrl;
+
+ assert( requestOID != NULL );
+ assert( ctrlp != NULL );
+
+ ctrl = (LDAPControl *) LDAP_CALLOC( sizeof(LDAPControl), 1 );
+ if ( ctrl == NULL ) {
+ return LDAP_NO_MEMORY;
+ }
+
+ ctrl->ldctl_iscritical = iscritical;
+ if ( requestOID != NULL ) {
+ ctrl->ldctl_oid = LDAP_STRDUP( requestOID );
+ if ( ctrl->ldctl_oid == NULL ) {
+ ldap_control_free( ctrl );
+ return LDAP_NO_MEMORY;
+ }
+ }
+
+ if ( value && !BER_BVISNULL( value ) ) {
+ if ( dupval ) {
+ ber_dupbv( &ctrl->ldctl_value, value );
+ if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
+ ldap_control_free( ctrl );
+ return LDAP_NO_MEMORY;
+ }
+
+ } else {
+ ctrl->ldctl_value = *value;
+ }
+ }
+
+ *ctrlp = ctrl;
+
+ return LDAP_SUCCESS;
+}
+