1 /* $NetBSD: keysym.c,v 1.10 2010/01/29 09:49:34 drochner Exp $ */
2
3 /*-
4 * Copyright (c) 1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Juergen Hannken-Illjes.
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 <dev/wscons/wsksymdef.h>
33
34 #include <stdio.h>
35 #include <stdlib.h>
36 #include <string.h>
37 #include <unistd.h>
38
39 #include "keysym.h"
40 #include "wsconsctl.h"
41
42 #define NUMKSYMS (sizeof(ksym_tab_by_name)/sizeof(ksym_tab_by_name[0]))
43
44 static int first_time = 1;
45 static struct ksym ksym_tab_by_ksym[NUMKSYMS];
46
47 /* copied from dev/wscons/wskbdutil.c ... */
48
49 static const u_char latin1_to_upper[256] = {
50 /* 0 8 1 9 2 a 3 b 4 c 5 d 6 e 7 f */
51 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0 */
52 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0 */
53 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 1 */
54 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 1 */
55 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 2 */
56 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 2 */
57 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 3 */
58 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 3 */
59 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 4 */
60 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 4 */
61 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 5 */
62 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 5 */
63 0x00, 'A', 'B', 'C', 'D', 'E', 'F', 'G', /* 6 */
64 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', /* 6 */
65 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', /* 7 */
66 'X', 'Y', 'Z', 0x00, 0x00, 0x00, 0x00, 0x00, /* 7 */
67 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 8 */
68 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 8 */
69 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 9 */
70 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 9 */
71 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* a */
72 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* a */
73 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* b */
74 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* b */
75 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* c */
76 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* c */
77 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* d */
78 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* d */
79 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* e */
80 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* e */
81 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0x00, /* f */
82 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0x00, /* f */
83 };
84
85 static int qcmp_name(const void *, const void *);
86 static int qcmp_ksym(const void *, const void *);
87 static int bcmp_name(const void *, const void *);
88 static int bcmp_ksym(const void *, const void *);
89
90 static void sort_ksym_tab(void);
91
92 static int
qcmp_name(const void * a,const void * b)93 qcmp_name(const void *a, const void *b)
94 {
95
96 return strcmp(((const struct ksym *) a)->name,
97 ((const struct ksym *) b)->name);
98 }
99
100 static int
qcmp_ksym(const void * a,const void * b)101 qcmp_ksym(const void *a, const void *b)
102 {
103
104 return ((const struct ksym *) b)->value -
105 ((const struct ksym *) a)->value;
106 }
107
108 static int
bcmp_name(const void * a,const void * b)109 bcmp_name(const void *a, const void *b)
110 {
111
112 return strcmp((const char *) a, ((const struct ksym *) b)->name);
113 }
114
115 static int
bcmp_ksym(const void * a,const void * b)116 bcmp_ksym(const void *a, const void *b)
117 {
118
119 return ((const struct ksym *) b)->value - *((const int *) a);
120 }
121
122 static void
sort_ksym_tab(void)123 sort_ksym_tab(void)
124 {
125 size_t i;
126
127 for (i = 0; i < NUMKSYMS; i++)
128 ksym_tab_by_ksym[i] = ksym_tab_by_name[i];
129
130 qsort(ksym_tab_by_name, NUMKSYMS, sizeof(struct ksym), qcmp_name);
131 qsort(ksym_tab_by_ksym, NUMKSYMS, sizeof(struct ksym), qcmp_ksym);
132
133 first_time = 0;
134 }
135
136 const char *
ksym2name(int k)137 ksym2name(int k)
138 {
139 static char tmp[20];
140 struct ksym *r;
141
142 if (first_time)
143 sort_ksym_tab();
144
145 r = bsearch(&k, ksym_tab_by_ksym,
146 NUMKSYMS, sizeof(struct ksym), bcmp_ksym);
147
148 if (r != NULL)
149 return r->name;
150 else {
151 (void)snprintf(tmp, sizeof(tmp), "unknown_%d", k);
152 return tmp;
153 }
154 }
155
156 int
name2ksym(char * n)157 name2ksym(char *n)
158 {
159 int res;
160 struct ksym *r;
161
162 if (first_time)
163 sort_ksym_tab();
164
165 r = bsearch(n, ksym_tab_by_name,
166 NUMKSYMS, sizeof(struct ksym), bcmp_name);
167
168 if (r != NULL)
169 return r->value;
170 else if (sscanf(n, "unknown_%d", &res) == 1)
171 return res;
172 else
173 return -1;
174 }
175
176 keysym_t
ksym_upcase(keysym_t ksym)177 ksym_upcase(keysym_t ksym)
178 {
179
180 if (ksym >= KS_f1 && ksym <= KS_f20)
181 return KS_F1 - KS_f1 + ksym;
182
183 if (KS_GROUP(ksym) == KS_GROUP_Plain && ksym <= 0xff &&
184 latin1_to_upper[ksym] != 0x00)
185 return latin1_to_upper[ksym];
186
187 return ksym;
188 }
189