1 #ifndef _LIBCOUNTER_SHM_TYPES_H
2 #define _LIBCOUNTER_SHM_TYPES_H
5 * libcounter/shm_types.h
7 * Copyright (C) 2011-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; only
12 * version 2.1 of the License.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
27 #include "shm_internal.h"
29 enum lttng_counter_shm_object_type
{
30 LTTNG_COUNTER_SHM_OBJECT_SHM
,
31 LTTNG_COUNTER_SHM_OBJECT_MEM
,
34 struct lttng_counter_shm_object
{
35 enum lttng_counter_shm_object_type type
;
36 size_t index
; /* within the object table */
37 int shm_fd
; /* shm fd */
39 size_t memory_map_size
;
40 uint64_t allocated_len
;
44 struct lttng_counter_shm_object_table
{
47 struct lttng_counter_shm_object objects
[];
50 struct lttng_counter_shm_handle
{
51 struct lttng_counter_shm_object_table
*table
;
54 #endif /* _LIBCOUNTER_SHM_TYPES_H */