55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
/*
|
|
* Copyright(c) 2006 to 2022 ZettaScale Technology and others
|
|
*
|
|
* This program and the accompanying materials are made available under the
|
|
* terms of the Eclipse Public License v. 2.0 which is available at
|
|
* http://www.eclipse.org/legal/epl-2.0, or the Eclipse Distribution License
|
|
* v. 1.0 which is available at
|
|
* http://www.eclipse.org/org/documents/edl-v10.php.
|
|
*
|
|
* SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
|
|
*/
|
|
#ifndef Q_LEASE_H
|
|
#define Q_LEASE_H
|
|
|
|
#include "dds/ddsrt/atomics.h"
|
|
#include "dds/ddsrt/fibheap.h"
|
|
#include "dds/ddsrt/time.h"
|
|
|
|
#if defined (__cplusplus)
|
|
extern "C" {
|
|
#endif
|
|
|
|
struct receiver_state;
|
|
struct ddsi_participant;
|
|
struct ddsi_entity_common;
|
|
struct ddsi_domaingv; /* FIXME: make a special for the lease admin */
|
|
|
|
struct lease {
|
|
ddsrt_fibheap_node_t heapnode;
|
|
ddsrt_fibheap_node_t pp_heapnode;
|
|
ddsrt_etime_t tsched; /* access guarded by leaseheap_lock */
|
|
ddsrt_atomic_uint64_t tend; /* really an ddsrt_etime_t */
|
|
dds_duration_t tdur; /* constant (renew depends on it) */
|
|
struct ddsi_entity_common *entity; /* constant */
|
|
};
|
|
|
|
int compare_lease_tsched (const void *va, const void *vb);
|
|
int compare_lease_tdur (const void *va, const void *vb);
|
|
void lease_management_init (struct ddsi_domaingv *gv);
|
|
void lease_management_term (struct ddsi_domaingv *gv);
|
|
struct lease *lease_new (ddsrt_etime_t texpire, int64_t tdur, struct ddsi_entity_common *e);
|
|
struct lease *lease_clone (const struct lease *l);
|
|
void lease_register (struct lease *l);
|
|
void lease_unregister (struct lease *l);
|
|
void lease_free (struct lease *l);
|
|
DDS_EXPORT void lease_renew (struct lease *l, ddsrt_etime_t tnow);
|
|
void lease_set_expiry (struct lease *l, ddsrt_etime_t when);
|
|
int64_t check_and_handle_lease_expiration (struct ddsi_domaingv *gv, ddsrt_etime_t tnow);
|
|
|
|
#if defined (__cplusplus)
|
|
}
|
|
#endif
|
|
|
|
#endif /* Q_LEASE_H */
|