1 /*
2 * Copyright (c) 1996 Joerg Wunsch
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16 * IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 *
24 * $FreeBSD: stable/9/usr.sbin/sysinstall/keymap.c 183977 2008-10-17 14:40:03Z philip $
25 *
26 */
27
28 #include "sysinstall.h"
29 #include <errno.h>
30 #include <stdlib.h>
31 #include <string.h>
32 #include <unistd.h>
33 #include <sys/kbio.h>
34
35 struct keymapInfo {
36 const char *name;
37 const struct keymap *map;
38 };
39
40 #include "keymap.h"
41
42 /*
43 * keymap.h is being automatically generated by the Makefile. It
44 * contains definitions for all desired keymaps. Note that since we
45 * don't support font loading nor screen mapping during installation,
46 * we simply don't care for any other keys than the ASCII subset.
47 *
48 * Therefore, if no keymap with the exact name has been found in the
49 * first pass, we make a second pass over the table looking just for
50 * the language name only.
51 */
52
53 #ifdef WITH_SYSCONS
54 static int
keymapSetDefault(const char * prefix)55 keymapSetDefault(const char *prefix)
56 {
57 dialogMenuItem *items = MenuSysconsKeymap.items;
58 int i;
59 size_t plen = strlen(prefix);
60
61 for (i = 0; items[i].data; ++i)
62 if (!strncmp(prefix, items[i].data, plen))
63 return i;
64
65 return -1;
66 }
67
68 int
keymapMenuSelect(dialogMenuItem * self)69 keymapMenuSelect(dialogMenuItem *self)
70 {
71 static const struct {
72 const char *country, *lang;
73 } map[] = {
74 {"dk", "danish"},
75 {"ee", "estonian"},
76 {"fi", "finnish"},
77 {"de", "german"},
78 {"is", "icelandic"},
79 {"no", "norwegian"},
80 {"pl", "pl_PL"},
81 {"es", "spanish"},
82 {"se", "swedish"},
83 {"ch", "swiss"},
84 {"gb", "uk"},
85 {"gg", "uk"},
86 {"ie", "uk"},
87 {"im", "uk"},
88 {"je", "uk"},
89 {NULL, NULL}
90 };
91 const char *country, *lang;
92 int i;
93 int choice, scroll, curr, max;
94 char prefix[16 + 1];
95
96 if ((country = variable_get(VAR_COUNTRY)) != NULL)
97 {
98 lang = country;
99 for (i = 0; map[i].country; ++i)
100 if (!strcmp(country, map[i].country))
101 {
102 lang = map[i].lang;
103 break;
104 }
105
106 snprintf(prefix, sizeof(prefix), "keymap=%s.iso", lang);
107 if ((choice = keymapSetDefault(prefix)) == -1)
108 {
109 snprintf(prefix, sizeof(prefix), "keymap=%s", lang);
110 if ((choice = keymapSetDefault(prefix)) == -1) {
111 #ifdef PC98
112 snprintf(prefix, sizeof(prefix), "keymap=jp.pc98");
113 #else
114 snprintf(prefix, sizeof(prefix), "keymap=us.iso");
115 #endif
116 if ((choice = keymapSetDefault(prefix)) == -1)
117 choice = 0;
118 }
119 }
120
121 dmenuSetDefaultIndex(&MenuSysconsKeymap, &choice, &scroll, &curr, &max);
122 return dmenuOpen(&MenuSysconsKeymap, &choice, &scroll, &curr, &max, FALSE);
123 }
124 else
125 return dmenuOpenSimple(&MenuSysconsKeymap, FALSE) ? DITEM_SUCCESS :
126 DITEM_FAILURE;
127 }
128 #endif
129
130 /*
131 * Return values:
132 *
133 * 0: OK
134 * -1: no appropriate keymap found
135 * -2: error installing map (other than ENXIO which means we're not on syscons)
136 */
137
138 int
loadKeymap(const char * lang)139 loadKeymap(const char *lang)
140 {
141 int passno, err;
142 char *llang;
143 size_t l;
144 struct keymapInfo *kip;
145
146 llang = strdup(lang);
147 if (llang == NULL)
148 abort();
149
150 for (passno = 0; passno < 2; passno++)
151 {
152 if (passno > 0)
153 {
154 /* make the match more fuzzy */
155 l = strspn(llang, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789");
156 llang[l] = '\0';
157 }
158
159 l = strlen(llang);
160
161 for (kip = keymapInfos; kip->name; kip++)
162 if (strncmp(kip->name, llang, l) == 0)
163 {
164 /* Yep, got it! */
165 err = ioctl(0, PIO_KEYMAP, kip->map);
166 free(llang);
167 return (err == -1 && errno != ENOTTY)? -2: 0;
168 }
169 }
170 free(llang);
171 return -1;
172 }
173