1/*
2 * Copyright (c) 1992, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 * All rights reserved.
5 *
6 * This code is derived from software donated to Berkeley by
7 * Jan-Simon Pendry.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 * 4. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 *	@(#)portald.h	8.1 (Berkeley) 6/5/93
34 *
35 * $FreeBSD$
36 */
37
38#include <sys/cdefs.h>
39#include <sys/ucred.h>
40#include <fs/portalfs/portal.h>
41
42/*
43 * Meta-chars in an RE.  Paths in the config file containing
44 * any of these characters will be matched using regexec, other
45 * paths will be prefix-matched.
46 */
47#define RE_CHARS ".|()[]*+?\\^$"
48
49typedef struct qelem qelem;
50
51struct qelem {
52	qelem *q_forw;
53	qelem *q_back;
54};
55
56typedef struct provider provider;
57struct provider {
58	const char *pr_match;
59	int (*pr_func)(struct portal_cred *,
60				char *key, char **v, int so, int *fdp);
61};
62extern provider providers[];
63
64/*
65 * Portal providers
66 */
67extern int portal_exec(struct portal_cred *,
68				char *key, char **v, int so, int *fdp);
69extern int portal_file(struct portal_cred *,
70				char *key, char **v, int so, int *fdp);
71extern int portal_pipe(struct portal_cred *,
72				char *key, char **v, int so, int *fdp);
73extern int portal_tcp(struct portal_cred *,
74				char *key, char **v, int so, int *fdp);
75extern int portal_tcplisten(struct portal_cred *,
76				char *key, char **v, int so, int *fdp);
77
78/*
79 * Global functions
80 */
81extern void activate(qelem *q, int so);
82extern char **conf_match(qelem *q, char *key);
83extern void conf_read(qelem *q, char *conf);
84extern int set_user_credentials(struct portal_cred *user,
85    struct portal_cred *save_area);
86extern int restore_credentials(struct portal_cred *save_area);
87