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 * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 */
25
26/*LINTLIBRARY*/
27
28#include <stdio.h>
29#include <stdlib.h>
30#include <unistd.h>
31#include <sys/types.h>
32#include <stdarg.h>
33#include <string.h>
34#include <syslog.h>
35
36#include <ns.h>
37#include <list.h>
38
39/*
40 *	Commonly Used routines...
41 */
42
43/*
44 * FUNCTION:
45 *	printer_create(char *name, char **aliases, char *source,
46 *			ns_kvp_t **attributes)
47 * INPUT(S):
48 *	char *name
49 *		- primary name of printer
50 *	char **aliases
51 *		- aliases for printer
52 *	char *source
53 *		- name service derived from
54 *	ks_kvp_t **attributes
55 *		- key/value pairs
56 * OUTPUT(S):
57 *	ns_printer_t * (return value)
58 *		- pointer to printer object structure
59 * DESCRIPTION:
60 */
61ns_printer_t *
62ns_printer_create(char *name, char **aliases, char *source,
63    ns_kvp_t **attributes)
64{
65	ns_printer_t *printer;
66
67	if ((printer = (ns_printer_t *)calloc(1, sizeof (*printer))) != NULL) {
68		printer->name = (char *)name;
69		printer->aliases = (char **)aliases;
70		printer->source = (char *)source;
71		printer->attributes = (ns_kvp_t **)attributes;
72	}
73	return (printer);
74}
75
76
77static int
78ns_strcmp(char *s1, char *s2)
79{
80	return (strcmp(s1, s2) != 0);
81}
82
83
84/*
85 * FUNCTION:
86 *	ns_printer_match_name(const ns_printer_t *printer, const char *name)
87 * INPUT(S):
88 *	const ns_printer_t *printer
89 *		- key/value pair to check
90 *	const char *key
91 *		- key for matching
92 * OUTPUT(S):
93 *	int (return value)
94 *		- 0 if matched
95 * DESCRIPTION:
96 */
97int
98ns_printer_match_name(ns_printer_t *printer, const char *name)
99{
100	if ((printer == NULL) || (printer->name == NULL) || (name == NULL))
101		return (-1);
102
103	if ((strcmp(printer->name, name) == 0) ||
104	    (list_locate((void **)printer->aliases,
105	    (COMP_T)ns_strcmp, (void *)name) != NULL))
106		return (0);
107
108	return (-1);
109}
110
111
112static void
113_ns_append_printer_name(const char *name, va_list ap)
114{
115	char *buf = va_arg(ap, char *);
116	int bufsize = va_arg(ap, int);
117
118	if (name == NULL)
119		return;
120
121	(void) strlcat(buf, name, bufsize);
122	(void) strlcat(buf, "|", bufsize);
123}
124
125/*
126 * FUNCTION:
127 *	char *ns_printer_name_list(const ns_printer_t *printer)
128 * INPUT:
129 *	const ns_printer_t *printer - printer object to generate list from
130 * OUTPUT:
131 *	char * (return) - a newly allocated string containing the names of
132 *			  the printer
133 */
134char *
135ns_printer_name_list(const ns_printer_t *printer)
136{
137	char buf[BUFSIZ];
138
139	if ((printer == NULL) || (printer->name == NULL))
140		return (NULL);
141
142	if (snprintf(buf, sizeof (buf), "%s|", printer->name) >= sizeof (buf)) {
143		syslog(LOG_ERR, "ns_printer_name:buffer overflow");
144		return (NULL);
145	}
146
147	list_iterate((void **)printer->aliases,
148	    (VFUNC_T)_ns_append_printer_name, buf, sizeof (buf));
149
150	buf[strlen(buf) - 1] = '\0';
151
152	return (strdup(buf));
153}
154