xref: /illumos-gate/usr/src/cmd/pgrep/idtab.h (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright (c) 1997 by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #ifndef	_IDTAB_H
28 #define	_IDTAB_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #include <sys/types.h>
33 
34 #ifdef	__cplusplus
35 extern "C" {
36 #endif
37 
38 /*
39  * We need to typedef idkey_t so it can safely deal with how pid_t, uid_t,
40  * gid_t, and dev_t are defined in a 64-bit compilation environment and
41  * avoid sign-extension problems.
42  */
43 
44 typedef unsigned long idkey_t;
45 
46 typedef struct idtab {
47 	idkey_t *id_data;
48 	size_t id_nelems;
49 	size_t id_size;
50 } idtab_t;
51 
52 extern void idtab_create(idtab_t *);
53 extern void idtab_destroy(idtab_t *);
54 extern void idtab_append(idtab_t *, idkey_t);
55 extern void idtab_sort(idtab_t *);
56 extern int idtab_search(idtab_t *, idkey_t);
57 
58 #ifdef	__cplusplus
59 }
60 #endif
61 
62 #endif	/* _IDTAB_H */
63