xref: /onnv-gate/usr/src/head/search.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*	Copyright (c) 1988 AT&T	*/
23*0Sstevel@tonic-gate /*	  All Rights Reserved  	*/
24*0Sstevel@tonic-gate 
25*0Sstevel@tonic-gate 
26*0Sstevel@tonic-gate /*
27*0Sstevel@tonic-gate  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
28*0Sstevel@tonic-gate  * Use is subject to license terms.
29*0Sstevel@tonic-gate  */
30*0Sstevel@tonic-gate 
31*0Sstevel@tonic-gate #ifndef _SEARCH_H
32*0Sstevel@tonic-gate #define	_SEARCH_H
33*0Sstevel@tonic-gate 
34*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.3.1.11 */
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate #include <sys/feature_tests.h>
37*0Sstevel@tonic-gate #include <sys/types.h>
38*0Sstevel@tonic-gate 
39*0Sstevel@tonic-gate #ifdef	__cplusplus
40*0Sstevel@tonic-gate extern "C" {
41*0Sstevel@tonic-gate #endif
42*0Sstevel@tonic-gate 
43*0Sstevel@tonic-gate /* HSEARCH(3C) */
44*0Sstevel@tonic-gate typedef enum { FIND, ENTER } ACTION;
45*0Sstevel@tonic-gate 
46*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(_XOPEN_SOURCE)
47*0Sstevel@tonic-gate struct qelem {
48*0Sstevel@tonic-gate 	struct qelem	*q_forw;
49*0Sstevel@tonic-gate 	struct qelem	*q_back;
50*0Sstevel@tonic-gate };
51*0Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) || !defined(_XOPEN_SOURCE) */
52*0Sstevel@tonic-gate 
53*0Sstevel@tonic-gate typedef struct entry { char *key, *data; } ENTRY;
54*0Sstevel@tonic-gate 
55*0Sstevel@tonic-gate #if defined(__STDC__)
56*0Sstevel@tonic-gate 
57*0Sstevel@tonic-gate int hcreate(size_t);
58*0Sstevel@tonic-gate void hdestroy(void);
59*0Sstevel@tonic-gate ENTRY *hsearch(ENTRY, ACTION);
60*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(_XOPEN_SOURCE) || defined(_XPG4_2)
61*0Sstevel@tonic-gate void insque(void *, void *);
62*0Sstevel@tonic-gate void remque(void *);
63*0Sstevel@tonic-gate #endif
64*0Sstevel@tonic-gate 
65*0Sstevel@tonic-gate #else /* defined(__STDC__) */
66*0Sstevel@tonic-gate 
67*0Sstevel@tonic-gate int hcreate();
68*0Sstevel@tonic-gate void hdestroy();
69*0Sstevel@tonic-gate ENTRY *hsearch();
70*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(_XOPEN_SOURCE) || defined(_XPG4_2)
71*0Sstevel@tonic-gate void insque();
72*0Sstevel@tonic-gate void remque();
73*0Sstevel@tonic-gate #endif
74*0Sstevel@tonic-gate 
75*0Sstevel@tonic-gate #endif /* defined(__STDC__) */
76*0Sstevel@tonic-gate 
77*0Sstevel@tonic-gate /* TSEARCH(3C) */
78*0Sstevel@tonic-gate typedef enum { preorder, postorder, endorder, leaf } VISIT;
79*0Sstevel@tonic-gate 
80*0Sstevel@tonic-gate #if defined(__STDC__)
81*0Sstevel@tonic-gate void *tdelete(const void *_RESTRICT_KYWD, void **_RESTRICT_KYWD,
82*0Sstevel@tonic-gate 	int (*)(const void *, const void *));
83*0Sstevel@tonic-gate void *tfind(const void *, void *const *, int (*)(const void *, const void *));
84*0Sstevel@tonic-gate void *tsearch(const void *, void **, int (*)(const void *, const void *));
85*0Sstevel@tonic-gate void twalk(const void *, void (*)(const void *, VISIT, int));
86*0Sstevel@tonic-gate #else
87*0Sstevel@tonic-gate void *tdelete();
88*0Sstevel@tonic-gate void *tfind();
89*0Sstevel@tonic-gate void *tsearch();
90*0Sstevel@tonic-gate void twalk();
91*0Sstevel@tonic-gate #endif
92*0Sstevel@tonic-gate 
93*0Sstevel@tonic-gate #if defined(__STDC__)
94*0Sstevel@tonic-gate 
95*0Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(_XOPEN_SOURCE)
96*0Sstevel@tonic-gate /* BSEARCH(3C) */
97*0Sstevel@tonic-gate void *bsearch(const void *, const void *, size_t, size_t,
98*0Sstevel@tonic-gate 	    int (*)(const void *, const void *));
99*0Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) || !defined(_XOPEN_SOURCE) */
100*0Sstevel@tonic-gate 
101*0Sstevel@tonic-gate /* LSEARCH(3C) */
102*0Sstevel@tonic-gate void *lfind(const void *, const void *, size_t *, size_t,
103*0Sstevel@tonic-gate 	    int (*)(const void *, const void *));
104*0Sstevel@tonic-gate void *lsearch(const void *, void *, size_t *, size_t,
105*0Sstevel@tonic-gate 	    int (*)(const void *, const void *));
106*0Sstevel@tonic-gate #else
107*0Sstevel@tonic-gate void *bsearch();
108*0Sstevel@tonic-gate void *lfind();
109*0Sstevel@tonic-gate void *lsearch();
110*0Sstevel@tonic-gate #endif
111*0Sstevel@tonic-gate 
112*0Sstevel@tonic-gate #ifdef	__cplusplus
113*0Sstevel@tonic-gate }
114*0Sstevel@tonic-gate #endif
115*0Sstevel@tonic-gate 
116*0Sstevel@tonic-gate #endif	/* _SEARCH_H */
117