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 */
37 extern char *_strtok_escape(char *, char *, char **);
38 
39 static int profattr_stayopen;
40 /*
41  * Unsynchronized, but it affects only
42  * efficiency, not correctness
43  */
44 
45 static DEFINE_NSS_DB_ROOT(db_root);
46 static DEFINE_NSS_GETENT(context);
47 
48 void
_nss_initf_profattr(nss_db_params_t * p)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  */
62 int
str2profattr(const char * instr,int lenstr,void * ent,char * buffer,int buflen)63 str2profattr(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 
95 void
_setprofattr(void)96 _setprofattr(void)
97 {
98 	profattr_stayopen = 0;
99 	nss_setent(&db_root, _nss_initf_profattr, &context);
100 }
101 
102 
103 void
_endprofattr(void)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 
112 profstr_t *
_getprofattr(profstr_t * result,char * buffer,int buflen,int * h_errnop)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 
126 profstr_t *
_getprofnam(const char * name,profstr_t * result,char * buffer,int buflen,int * errnop)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