getprofattr.c revision e8031f0a8ed0e45c6d8847c5e09424e66fd34a4b
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/*
24 * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
25 * Use is subject to license terms.
26 */
27
28#pragma ident	"%Z%%M%	%I%	%E% SMI"
29
30#include "mt.h"
31#include <stdlib.h>
32#include <sys/types.h>
33#include <nss_dbdefs.h>
34#include <string.h>
35#include <prof_attr.h>
36
37/* externs from parse.c */
38extern char *_strtok_escape(char *, char *, char **);
39
40static int profattr_stayopen;
41/*
42 * Unsynchronized, but it affects only
43 * efficiency, not correctness
44 */
45
46static DEFINE_NSS_DB_ROOT(db_root);
47static DEFINE_NSS_GETENT(context);
48
49void
50_nss_initf_profattr(nss_db_params_t *p)
51{
52	p->name    = NSS_DBNAM_PROFATTR;
53	p->default_config = NSS_DEFCONF_PROFATTR;
54}
55
56
57/*
58 * Return values: 0 = success, 1 = parse error, 2 = erange ...
59 * The structure pointer passed in is a structure in the caller's space
60 * wherein the field pointers would be set to areas in the buffer if
61 * need be. instring and buffer should be separate areas.
62 */
63int
64str2profattr(const char *instr, int lenstr, void *ent, char *buffer, int buflen)
65{
66	char		*last = NULL;
67	char		*sep = KV_TOKEN_DELIMIT;
68	profstr_t	*prof = (profstr_t *)ent;
69
70	if ((instr >= buffer && (buffer + buflen) > instr) ||
71	    (buffer >= instr && (instr + lenstr) > buffer))
72		return (NSS_STR_PARSE_PARSE);
73	if (lenstr >= buflen)
74		return (NSS_STR_PARSE_ERANGE);
75	(void) strncpy(buffer, instr, buflen);
76	/*
77	 * Remove newline that nis (yp_match) puts at the
78	 * end of the entry it retrieves from the map.
79	 */
80	if (buffer[lenstr] == '\n')
81		buffer[lenstr] = '\0';
82
83	prof->name = _strtok_escape(buffer, sep, &last);
84	prof->res1 = _strtok_escape(NULL, sep, &last);
85	prof->res2 = _strtok_escape(NULL, sep, &last);
86	prof->desc = _strtok_escape(NULL, sep, &last);
87	prof->attr = _strtok_escape(NULL, sep, &last);
88
89	return (0);
90}
91
92
93void
94_setprofattr(void)
95{
96	profattr_stayopen = 0;
97	nss_setent(&db_root, _nss_initf_profattr, &context);
98}
99
100
101void
102_endprofattr(void)
103{
104	profattr_stayopen = 0;
105	nss_endent(&db_root, _nss_initf_profattr, &context);
106	nss_delete(&db_root);
107}
108
109
110profstr_t *
111_getprofattr(profstr_t *result, char *buffer, int buflen, int *h_errnop)
112{
113	nss_XbyY_args_t arg;
114	nss_status_t    res;
115
116	NSS_XbyY_INIT(&arg, result, buffer, buflen, str2profattr);
117	res = nss_getent(&db_root, _nss_initf_profattr, &context, &arg);
118	arg.status = res;
119	*h_errnop = arg.h_errno;
120	return ((profstr_t *)NSS_XbyY_FINI(&arg));
121}
122
123
124profstr_t *
125_getprofnam(const char *name, profstr_t *result, char *buffer, int buflen,
126    int *errnop)
127{
128	nss_XbyY_args_t arg;
129	nss_status_t    res;
130
131	NSS_XbyY_INIT(&arg, result, buffer, buflen, str2profattr);
132	arg.key.name = name;
133	arg.stayopen = profattr_stayopen;
134	res = nss_search(&db_root, _nss_initf_profattr,
135						NSS_DBOP_PROFATTR_BYNAME, &arg);
136	arg.status = res;
137	*errnop = arg.h_errno;
138	return ((profstr_t *)NSS_XbyY_FINI(&arg));
139}
140