getprofattr.c revision 2830:5228d1267a01 
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 (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29#include "mt.h"
30#include <stdlib.h>
31#include <sys/types.h>
32#include <nss_dbdefs.h>
33#include <string.h>
34#include <prof_attr.h>
35
36/* externs from parse.c */
37extern char *_strtok_escape(char *, char *, char **);
38
39static int profattr_stayopen;
40/*
41 * Unsynchronized, but it affects only
42 * efficiency, not correctness
43 */
44
45static DEFINE_NSS_DB_ROOT(db_root);
46static DEFINE_NSS_GETENT(context);
47
48void
49_nss_initf_profattr(nss_db_params_t *p)
50{
51	p->name    = NSS_DBNAM_PROFATTR;
52	p->default_config = NSS_DEFCONF_PROFATTR;
53}
54
55
56/*
57 * Return values: 0 = success, 1 = parse error, 2 = erange ...
58 * The structure pointer passed in is a structure in the caller's space
59 * wherein the field pointers would be set to areas in the buffer if
60 * need be. instring and buffer should be separate areas.
61 */
62int
63str2profattr(const char *instr, int lenstr, void *ent, char *buffer, int buflen)
64{
65	char		*last = NULL;
66	char		*sep = KV_TOKEN_DELIMIT;
67	profstr_t	*prof = (profstr_t *)ent;
68
69	if (lenstr >= buflen)
70		return (NSS_STR_PARSE_ERANGE);
71	if (instr != buffer)
72		(void) strncpy(buffer, instr, buflen);
73
74	/*
75	 * Remove newline that nis (yp_match) puts at the
76	 * end of the entry it retrieves from the map.
77	 */
78	if (buffer[lenstr] == '\n')
79		buffer[lenstr] = '\0';
80
81	/* quick exit do not entry fill if not needed */
82	if (ent == (void *)NULL)
83		return (NSS_STR_PARSE_SUCCESS);
84
85	prof->name = _strtok_escape(buffer, sep, &last);
86	prof->res1 = _strtok_escape(NULL, sep, &last);
87	prof->res2 = _strtok_escape(NULL, sep, &last);
88	prof->desc = _strtok_escape(NULL, sep, &last);
89	prof->attr = _strtok_escape(NULL, sep, &last);
90
91	return (0);
92}
93
94
95void
96_setprofattr(void)
97{
98	profattr_stayopen = 0;
99	nss_setent(&db_root, _nss_initf_profattr, &context);
100}
101
102
103void
104_endprofattr(void)
105{
106	profattr_stayopen = 0;
107	nss_endent(&db_root, _nss_initf_profattr, &context);
108	nss_delete(&db_root);
109}
110
111
112profstr_t *
113_getprofattr(profstr_t *result, char *buffer, int buflen, int *h_errnop)
114{
115	nss_XbyY_args_t arg;
116	nss_status_t    res;
117
118	NSS_XbyY_INIT(&arg, result, buffer, buflen, str2profattr);
119	res = nss_getent(&db_root, _nss_initf_profattr, &context, &arg);
120	arg.status = res;
121	*h_errnop = arg.h_errno;
122	return ((profstr_t *)NSS_XbyY_FINI(&arg));
123}
124
125
126profstr_t *
127_getprofnam(const char *name, profstr_t *result, char *buffer, int buflen,
128    int *errnop)
129{
130	nss_XbyY_args_t arg;
131	nss_status_t    res;
132
133	NSS_XbyY_INIT(&arg, result, buffer, buflen, str2profattr);
134	arg.key.name = name;
135	arg.stayopen = profattr_stayopen;
136	res = nss_search(&db_root, _nss_initf_profattr,
137						NSS_DBOP_PROFATTR_BYNAME, &arg);
138	arg.status = res;
139	*errnop = arg.h_errno;
140	return ((profstr_t *)NSS_XbyY_FINI(&arg));
141}
142