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 *	db_query_c.x
24 *
25 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
26 * Use is subject to license terms.
27 */
28
29%#pragma ident	"%Z%%M%	%I%	%E% SMI"
30
31#if RPC_HDR
32%#ifndef _DB_QUERY_H
33%#define _DB_QUERY_H
34
35%
36%/* db_query is the structure that contains the components of a query.
37%   It contains the values for searching the indices. */
38%
39
40#ifdef USINGC
41%#include "db_item_c.h"
42%#include "db_entry_c.h"
43%#include "db_scheme_c.h"
44#else
45%#include "db_item.h"
46%#include "db_entry.h"
47%#include "db_scheme.h"
48#endif /* USINGC */
49#endif /* RPC_HDR */
50
51%/* A component of a query */
52struct db_qcomp {
53  int which_index;             /* identifies which index is being used */
54  item* index_value;           /* value to be used in search */
55};
56
57#if RPC_HDR || RPC_XDR
58#ifdef USINGC
59struct db_query {
60  db_qcomp components<>;
61};
62#endif /* USINGC */
63#endif /* RPC_HDR */
64
65#ifndef USINGC
66#ifdef RPC_HDR
67%
68%class db_query {
69%protected:
70%  int num_components;
71%  db_qcomp* components;
72% public:
73%/* Accessor:  returns number of components */
74%  int size() { return num_components; }
75%
76%/* Accessor:  returns location of start of query */
77%   db_qcomp* queryloc() { return components; }
78%
79%
80%/* Null constructor:  returns empty empty query. */
81%  db_query() { num_components = 0; components = NULL; }
82%
83%/* Returns a db_query containing the index values as obtained from
84%   'attrlist.' */
85%  db_query( db_scheme*, int, nis_attr* );
86%
87%/* Returns a newly db_query containing the index values as
88%   obtained from the given object.  The object itself,
89%   along with information on the scheme given, will determine
90%   which values are extracted from the object and placed into the query.
91%   Returns an empty query if 'obj' is not a valid entry.
92%   Note that space is allocated for the query and the index values
93%   (i.e. do not share pointers with strings in 'obj'.)
94%*/
95%  db_query( db_scheme*, entry_object_p );
96%
97%  /* destructor (frees all components) */
98%  ~db_query();
99%
100%  /* clear component structure */
101%  void clear_components( int );
102%
103%/* Print all components of this query to stdout. */
104%  void print();
105%};
106%typedef class db_query * db_query_p;
107#endif /* RPC_HDR */
108#endif /* USINGC */
109
110#if RPC_HDR
111%#endif /* _DB_QUERY_H */
112#endif /* RPC_HDR */
113