Xenomai  3.0.8
queue.h
1 /*
2  * Copyright (C) 2008 Philippe Gerum <rpm@xenomai.org>.
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13 
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
17  */
18 
19 #ifndef _PSOS_QUEUE_H
20 #define _PSOS_QUEUE_H
21 
22 #include <sys/types.h>
23 #include <boilerplate/hash.h>
24 #include <copperplate/syncobj.h>
25 #include <copperplate/cluster.h>
26 
27 #define Q_VARIABLE 0x40000000
28 #define Q_JAMMED 0x80000000
29 
30 struct psos_queue {
31  unsigned int magic; /* Must be first. */
32  char name[XNOBJECT_NAME_LEN];
33 
34  u_long flags;
35  u_long maxmsg;
36  u_long maxlen;
37  u_long msgcount;
38 
39  struct syncobj sobj;
40  struct listobj msg_list;
41  struct clusterobj cobj;
42 };
43 
44 struct psos_queue_wait {
45  size_t size;
46  dref_type(void *) ptr;
47 };
48 
49 extern struct cluster psos_queue_table;
50 
51 #endif /* _PSOS_QUEUE_H */