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#pragma ident	"%Z%%M%	%I%	%E% SMI"
27
28/*LINTLIBRARY*/
29
30#include <stdio.h>
31#include <stdlib.h>
32#include <unistd.h>
33#include <sys/types.h>
34#include <stdarg.h>
35#include <string.h>
36#include <syslog.h>
37
38#include <ns.h>
39#include <list.h>
40
41extern void ns_kvp_destroy(ns_kvp_t *);
42
43/*
44 *	Commonly Used routines...
45 */
46
47/*
48 * FUNCTION:
49 *	printer_create(char *name, char **aliases, char *source,
50 *			ns_kvp_t **attributes)
51 * INPUT(S):
52 *	char *name
53 *		- primary name of printer
54 *	char **aliases
55 *		- aliases for printer
56 *	char *source
57 *		- name service derived from
58 *	ks_kvp_t **attributes
59 *		- key/value pairs
60 * OUTPUT(S):
61 *	ns_printer_t * (return value)
62 *		- pointer to printer object structure
63 * DESCRIPTION:
64 */
65ns_printer_t *
66ns_printer_create(char *name, char **aliases, char *source,
67			ns_kvp_t **attributes)
68{
69	ns_printer_t *printer;
70
71	if ((printer = (ns_printer_t *)calloc(1, sizeof (*printer))) != NULL) {
72		printer->name = (char *)name;
73		printer->aliases = (char **)aliases;
74		printer->source = (char *)source;
75		printer->attributes = (ns_kvp_t **)attributes;
76	}
77	return (printer);
78}
79
80
81static int
82ns_strcmp(char *s1, char *s2)
83{
84	return (strcmp(s1, s2) != 0);
85}
86
87
88/*
89 * FUNCTION:
90 *	ns_printer_match_name(const ns_printer_t *printer, const char *name)
91 * INPUT(S):
92 *	const ns_printer_t *printer
93 *		- key/value pair to check
94 *	const char *key
95 *		- key for matching
96 * OUTPUT(S):
97 *	int (return value)
98 *		- 0 if matched
99 * DESCRIPTION:
100 */
101int
102ns_printer_match_name(ns_printer_t *printer, const char *name)
103{
104	if ((printer == NULL) || (printer->name == NULL) || (name == NULL))
105		return (-1);
106
107	if ((strcmp(printer->name, name) == 0) ||
108	    (list_locate((void **)printer->aliases,
109			(COMP_T)ns_strcmp, (void *)name) != NULL))
110		return (0);
111
112	return (-1);
113}
114
115
116static void
117_ns_append_printer_name(const char *name, va_list ap)
118{
119	char *buf = va_arg(ap, char *);
120	int bufsize = va_arg(ap, int);
121
122	if (name == NULL)
123		return;
124
125	(void) strlcat(buf, name, bufsize);
126	(void) strlcat(buf, "|", bufsize);
127}
128
129/*
130 * FUNCTION:
131 *	char *ns_printer_name_list(const ns_printer_t *printer)
132 * INPUT:
133 *	const ns_printer_t *printer - printer object to generate list from
134 * OUTPUT:
135 *	char * (return) - a newly allocated string containing the names of
136 *			  the printer
137 */
138char *
139ns_printer_name_list(const ns_printer_t *printer)
140{
141	char buf[BUFSIZ];
142
143	if ((printer == NULL) || (printer->name == NULL))
144		return (NULL);
145
146	if (snprintf(buf, sizeof (buf), "%s|", printer->name) >= sizeof (buf)) {
147		syslog(LOG_ERR, "ns_printer_name:buffer overflow");
148		return (NULL);
149	}
150
151	list_iterate((void **)printer->aliases,
152		(VFUNC_T)_ns_append_printer_name, buf, sizeof (buf));
153
154	buf[strlen(buf) - 1] = (char)NULL;
155
156	return (strdup(buf));
157}
158