1/* $NetBSD: userconf.c,v 1.1 2022/03/25 21:23:00 jmcneill Exp $ */
2
3/*-
4 * Copyright (c) 2022 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Jared McNeill <jmcneill@invisible.ca>.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include "efiboot.h"
33
34#include <sys/queue.h>
35
36struct userconf_command {
37	const char *uc_text;
38	TAILQ_ENTRY(userconf_command) entries;
39};
40TAILQ_HEAD(, userconf_command) userconf_commands =
41    TAILQ_HEAD_INITIALIZER(userconf_commands);
42
43void
44userconf_foreach(void (*fn)(const char *))
45{
46	struct userconf_command *uc;
47
48	TAILQ_FOREACH(uc, &userconf_commands, entries) {
49		fn(uc->uc_text);
50	}
51}
52
53void
54userconf_add(const char *cmd)
55{
56	struct userconf_command *uc;
57	size_t len;
58	char *text;
59
60	while (*cmd == ' ' || *cmd == '\t') {
61		++cmd;
62	}
63	if (*cmd == '\0') {
64		return;
65	}
66
67	uc = alloc(sizeof(*uc));
68	if (uc == NULL) {
69		panic("couldn't allocate userconf command");
70	}
71
72	len = strlen(cmd) + 1;
73	text = alloc(len);
74	if (text == NULL) {
75		panic("couldn't allocate userconf command buffer");
76	}
77	memcpy(text, cmd, len);
78
79	uc->uc_text = text;
80	TAILQ_INSERT_TAIL(&userconf_commands, uc, entries);
81}
82