POK
eventlock.c
1 /*
2  * POK header
3  *
4  * The following file is a part of the POK project. Any modification should
5  * made according to the POK licence. You CANNOT use this file or a part of
6  * this file is this part of a file for your own project
7  *
8  * For more information on the POK licence, please see our LICENCE FILE
9  *
10  * Please follow the coding guidelines described in doc/CODING_GUIDELINES
11  *
12  * Copyright (c) 2007-2009 POK team
13  *
14  * Created by julien on Thu Jan 15 23:34:13 2009
15  */
16 
17 #if defined (POK_NEEDS_EVENTS) || defined (POK_NEEDS_BUFFERS) || defined (POK_NEEDS_BLACKBOARDS)
18 
19 #include <types.h>
20 #include <errno.h>
21 #include <core/event.h>
22 #include <core/syscall.h>
23 #include <core/lockobj.h>
24 
25 pok_ret_t pok_event_lock (pok_event_id_t id)
26 {
27  pok_lockobj_lockattr_t lockattr;
28  lockattr.operation = LOCKOBJ_OPERATION_LOCK;
29  lockattr.time = 0;
30  lockattr.obj_kind = POK_LOCKOBJ_KIND_EVENT;
31  return pok_syscall2 (POK_SYSCALL_LOCKOBJ_OPERATION, (uint32_t)id, (uint32_t)&lockattr);
32 }
33 
34 #endif
35