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/*  extension.inl
 *
 *  This file contains the static inline implementation of the inlined routines
 *  from the Extension Manager.
 *
 *  COPYRIGHT (c) 1989-1999.
 *  On-Line Applications Research Corporation (OAR).
 *
 *  The license and distribution terms for this file may be
 *  found in the file LICENSE in this distribution or at
 *  http://www.OARcorp.com/rtems/license.html.
 *
 *  extension.inl,v 1.9 1999/11/17 17:50:28 joel Exp
 */
 
#ifndef __EXTENSION_MANAGER_inl
#define __EXTENSION_MANAGER_inl
 
/*PAGE
 *
 *  _Extension_Allocate
 *
 *  DESCRIPTION:
 *
 *  This function allocates a extension control block from
 *  the inactive chain of free extension control blocks.
 */
 
RTEMS_INLINE_ROUTINE Extension_Control *_Extension_Allocate( void )
{
  return (Extension_Control *) _Objects_Allocate( &_Extension_Information );
}
 
/*PAGE
 *
 *  _Extension_Free
 *
 *  DESCRIPTION:
 *
 *  This routine frees a extension control block to the
 *  inactive chain of free extension control blocks.
 */
 
RTEMS_INLINE_ROUTINE void _Extension_Free (
  Extension_Control *the_extension
)
{
  _Objects_Free( &_Extension_Information, &the_extension->Object );
}
 
/*PAGE
 *
 *  _Extension_Get
 *
 *  DESCRIPTION:
 *
 *  This function maps extension IDs to extension control blocks.
 *  If ID corresponds to a local extension, then it returns
 *  the extension control pointer which maps to ID and location
 *  is set to OBJECTS_LOCAL.  Otherwise, location is set
 *  to OBJECTS_ERROR and the returned value is undefined.
 */
 
RTEMS_INLINE_ROUTINE Extension_Control *_Extension_Get (
  Objects_Id         id,
  Objects_Locations *location
)
{
  return (Extension_Control *)
    _Objects_Get( &_Extension_Information, id, location );
}
 
/*PAGE
 *
 *  _Extension_Is_null
 *
 *  DESCRIPTION:
 *
 *  This function returns TRUE if the_extension is NULL and FALSE otherwise.
 */
 
RTEMS_INLINE_ROUTINE boolean _Extension_Is_null (
  Extension_Control *the_extension
)
{
  return ( the_extension == NULL );
}
 
#endif
/* end of include file */

Line No.	Rev	Author	Line
1	1026	ivang	`/* extension.inl`
2			`*`
3			`* This file contains the static inline implementation of the inlined routines`
4			`* from the Extension Manager.`
5			`*`
6			`* COPYRIGHT (c) 1989-1999.`
7			`* On-Line Applications Research Corporation (OAR).`
8			`*`
9			`* The license and distribution terms for this file may be`
10			`* found in the file LICENSE in this distribution or at`
11			`* http://www.OARcorp.com/rtems/license.html.`
12			`*`
13			`* extension.inl,v 1.9 1999/11/17 17:50:28 joel Exp`
14			`*/`
15
16			`#ifndef __EXTENSION_MANAGER_inl`
17			`#define __EXTENSION_MANAGER_inl`
18
19			`/*PAGE`
20			`*`
21			`* _Extension_Allocate`
22			`*`
23			`* DESCRIPTION:`
24			`*`
25			`* This function allocates a extension control block from`
26			`* the inactive chain of free extension control blocks.`
27			`*/`
28
29			`RTEMS_INLINE_ROUTINE Extension_Control *_Extension_Allocate( void )`
30			`{`
31			`return (Extension_Control *) _Objects_Allocate( &_Extension_Information );`
32			`}`
33
34			`/*PAGE`
35			`*`
36			`* _Extension_Free`
37			`*`
38			`* DESCRIPTION:`
39			`*`
40			`* This routine frees a extension control block to the`
41			`* inactive chain of free extension control blocks.`
42			`*/`
43
44			`RTEMS_INLINE_ROUTINE void _Extension_Free (`
45			`Extension_Control *the_extension`
46			`)`
47			`{`
48			`_Objects_Free( &_Extension_Information, &the_extension->Object );`
49			`}`
50
51			`/*PAGE`
52			`*`
53			`* _Extension_Get`
54			`*`
55			`* DESCRIPTION:`
56			`*`
57			`* This function maps extension IDs to extension control blocks.`
58			`* If ID corresponds to a local extension, then it returns`
59			`* the extension control pointer which maps to ID and location`
60			`* is set to OBJECTS_LOCAL. Otherwise, location is set`
61			`* to OBJECTS_ERROR and the returned value is undefined.`
62			`*/`
63
64			`RTEMS_INLINE_ROUTINE Extension_Control *_Extension_Get (`
65			`Objects_Id id,`
66			`Objects_Locations *location`
67			`)`
68			`{`
69			`return (Extension_Control *)`
70			`_Objects_Get( &_Extension_Information, id, location );`
71			`}`
72
73			`/*PAGE`
74			`*`
75			`* _Extension_Is_null`
76			`*`
77			`* DESCRIPTION:`
78			`*`
79			`* This function returns TRUE if the_extension is NULL and FALSE otherwise.`
80			`*/`
81
82			`RTEMS_INLINE_ROUTINE boolean _Extension_Is_null (`
83			`Extension_Control *the_extension`
84			`)`
85			`{`
86			`return ( the_extension == NULL );`
87			`}`
88
89			`#endif`
90			`/* end of include file */`

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[/] [or1k/] [trunk/] [rtems-20020807/] [cpukit/] [sapi/] [inline/] [rtems/] [extension.inl] - Blame information for rev 1773