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wskbdutil.c
476 lines (432 loc) · 15.6 KB
/
wskbdutil.c
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/* $OpenBSD: wskbdutil.c,v 1.17 2018/01/22 12:20:54 fcambus Exp $ */
/* $NetBSD: wskbdutil.c,v 1.7 1999/12/21 11:59:13 drochner Exp $ */
/*-
* Copyright (c) 1997 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Juergen Hannken-Illjes.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/param.h>
#include <sys/errno.h>
#include <sys/systm.h>
#include <sys/malloc.h>
#include <dev/wscons/wsksymdef.h>
#include <dev/wscons/wsksymvar.h>
static struct compose_tab_s {
keysym_t elem[2];
keysym_t result;
} compose_tab[] = {
{ { KS_plus, KS_plus }, KS_numbersign },
{ { KS_a, KS_a }, KS_at },
{ { KS_parenleft, KS_parenleft }, KS_bracketleft },
{ { KS_slash, KS_slash }, KS_backslash },
{ { KS_parenright, KS_parenright }, KS_bracketright },
{ { KS_parenleft, KS_minus }, KS_braceleft },
{ { KS_slash, KS_minus }, KS_bar },
{ { KS_parenright, KS_minus }, KS_braceright },
{ { KS_exclam, KS_exclam }, KS_exclamdown },
{ { KS_c, KS_slash }, KS_cent },
{ { KS_l, KS_minus }, KS_sterling },
{ { KS_y, KS_minus }, KS_yen },
{ { KS_s, KS_o }, KS_section },
{ { KS_x, KS_o }, KS_currency },
{ { KS_c, KS_o }, KS_copyright },
{ { KS_less, KS_less }, KS_guillemotleft },
{ { KS_greater, KS_greater }, KS_guillemotright },
{ { KS_question, KS_question }, KS_questiondown },
{ { KS_dead_acute, KS_space }, KS_apostrophe },
{ { KS_dead_grave, KS_space }, KS_grave },
{ { KS_dead_tilde, KS_space }, KS_asciitilde },
{ { KS_dead_circumflex, KS_space }, KS_asciicircum },
{ { KS_dead_diaeresis, KS_space }, KS_quotedbl },
{ { KS_dead_cedilla, KS_space }, KS_comma },
{ { KS_dead_circumflex, KS_A }, KS_Acircumflex },
{ { KS_dead_diaeresis, KS_A }, KS_Adiaeresis },
{ { KS_dead_grave, KS_A }, KS_Agrave },
{ { KS_dead_abovering, KS_A }, KS_Aring },
{ { KS_dead_tilde, KS_A }, KS_Atilde },
{ { KS_dead_cedilla, KS_C }, KS_Ccedilla },
{ { KS_dead_acute, KS_E }, KS_Eacute },
{ { KS_dead_circumflex, KS_E }, KS_Ecircumflex },
{ { KS_dead_diaeresis, KS_E }, KS_Ediaeresis },
{ { KS_dead_grave, KS_E }, KS_Egrave },
{ { KS_dead_acute, KS_I }, KS_Iacute },
{ { KS_dead_circumflex, KS_I }, KS_Icircumflex },
{ { KS_dead_diaeresis, KS_I }, KS_Idiaeresis },
{ { KS_dead_grave, KS_I }, KS_Igrave },
{ { KS_dead_tilde, KS_N }, KS_Ntilde },
{ { KS_dead_acute, KS_O }, KS_Oacute },
{ { KS_dead_circumflex, KS_O }, KS_Ocircumflex },
{ { KS_dead_diaeresis, KS_O }, KS_Odiaeresis },
{ { KS_dead_grave, KS_O }, KS_Ograve },
{ { KS_dead_tilde, KS_O }, KS_Otilde },
{ { KS_dead_acute, KS_U }, KS_Uacute },
{ { KS_dead_circumflex, KS_U }, KS_Ucircumflex },
{ { KS_dead_diaeresis, KS_U }, KS_Udiaeresis },
{ { KS_dead_grave, KS_U }, KS_Ugrave },
{ { KS_dead_acute, KS_Y }, KS_Yacute },
{ { KS_dead_acute, KS_a }, KS_aacute },
{ { KS_dead_circumflex, KS_a }, KS_acircumflex },
{ { KS_dead_diaeresis, KS_a }, KS_adiaeresis },
{ { KS_dead_grave, KS_a }, KS_agrave },
{ { KS_dead_abovering, KS_a }, KS_aring },
{ { KS_dead_tilde, KS_a }, KS_atilde },
{ { KS_dead_cedilla, KS_c }, KS_ccedilla },
{ { KS_dead_acute, KS_e }, KS_eacute },
{ { KS_dead_circumflex, KS_e }, KS_ecircumflex },
{ { KS_dead_diaeresis, KS_e }, KS_ediaeresis },
{ { KS_dead_grave, KS_e }, KS_egrave },
{ { KS_dead_acute, KS_i }, KS_iacute },
{ { KS_dead_circumflex, KS_i }, KS_icircumflex },
{ { KS_dead_diaeresis, KS_i }, KS_idiaeresis },
{ { KS_dead_grave, KS_i }, KS_igrave },
{ { KS_dead_tilde, KS_n }, KS_ntilde },
{ { KS_dead_acute, KS_o }, KS_oacute },
{ { KS_dead_circumflex, KS_o }, KS_ocircumflex },
{ { KS_dead_diaeresis, KS_o }, KS_odiaeresis },
{ { KS_dead_grave, KS_o }, KS_ograve },
{ { KS_dead_tilde, KS_o }, KS_otilde },
{ { KS_dead_acute, KS_u }, KS_uacute },
{ { KS_dead_circumflex, KS_u }, KS_ucircumflex },
{ { KS_dead_diaeresis, KS_u }, KS_udiaeresis },
{ { KS_dead_grave, KS_u }, KS_ugrave },
{ { KS_dead_acute, KS_y }, KS_yacute },
{ { KS_dead_diaeresis, KS_y }, KS_ydiaeresis },
{ { KS_quotedbl, KS_A }, KS_Adiaeresis },
{ { KS_quotedbl, KS_E }, KS_Ediaeresis },
{ { KS_quotedbl, KS_I }, KS_Idiaeresis },
{ { KS_quotedbl, KS_O }, KS_Odiaeresis },
{ { KS_quotedbl, KS_U }, KS_Udiaeresis },
{ { KS_quotedbl, KS_a }, KS_adiaeresis },
{ { KS_quotedbl, KS_e }, KS_ediaeresis },
{ { KS_quotedbl, KS_i }, KS_idiaeresis },
{ { KS_quotedbl, KS_o }, KS_odiaeresis },
{ { KS_quotedbl, KS_u }, KS_udiaeresis },
{ { KS_quotedbl, KS_y }, KS_ydiaeresis },
{ { KS_acute, KS_A }, KS_Aacute },
{ { KS_asciicircum, KS_A }, KS_Acircumflex },
{ { KS_grave, KS_A }, KS_Agrave },
{ { KS_asterisk, KS_A }, KS_Aring },
{ { KS_asciitilde, KS_A }, KS_Atilde },
{ { KS_cedilla, KS_C }, KS_Ccedilla },
{ { KS_acute, KS_E }, KS_Eacute },
{ { KS_asciicircum, KS_E }, KS_Ecircumflex },
{ { KS_grave, KS_E }, KS_Egrave },
{ { KS_acute, KS_I }, KS_Iacute },
{ { KS_asciicircum, KS_I }, KS_Icircumflex },
{ { KS_grave, KS_I }, KS_Igrave },
{ { KS_asciitilde, KS_N }, KS_Ntilde },
{ { KS_acute, KS_O }, KS_Oacute },
{ { KS_asciicircum, KS_O }, KS_Ocircumflex },
{ { KS_grave, KS_O }, KS_Ograve },
{ { KS_asciitilde, KS_O }, KS_Otilde },
{ { KS_acute, KS_U }, KS_Uacute },
{ { KS_asciicircum, KS_U }, KS_Ucircumflex },
{ { KS_grave, KS_U }, KS_Ugrave },
{ { KS_acute, KS_Y }, KS_Yacute },
{ { KS_acute, KS_a }, KS_aacute },
{ { KS_asciicircum, KS_a }, KS_acircumflex },
{ { KS_grave, KS_a }, KS_agrave },
{ { KS_asterisk, KS_a }, KS_aring },
{ { KS_asciitilde, KS_a }, KS_atilde },
{ { KS_cedilla, KS_c }, KS_ccedilla },
{ { KS_acute, KS_e }, KS_eacute },
{ { KS_asciicircum, KS_e }, KS_ecircumflex },
{ { KS_grave, KS_e }, KS_egrave },
{ { KS_acute, KS_i }, KS_iacute },
{ { KS_asciicircum, KS_i }, KS_icircumflex },
{ { KS_grave, KS_i }, KS_igrave },
{ { KS_asciitilde, KS_n }, KS_ntilde },
{ { KS_acute, KS_o }, KS_oacute },
{ { KS_asciicircum, KS_o }, KS_ocircumflex },
{ { KS_grave, KS_o }, KS_ograve },
{ { KS_asciitilde, KS_o }, KS_otilde },
{ { KS_acute, KS_u }, KS_uacute },
{ { KS_asciicircum, KS_u }, KS_ucircumflex },
{ { KS_grave, KS_u }, KS_ugrave },
{ { KS_acute, KS_y }, KS_yacute },
{ { KS_dead_caron, KS_space }, KS_L2_caron },
{ { KS_dead_caron, KS_S }, KS_L2_Scaron },
{ { KS_dead_caron, KS_Z }, KS_L2_Zcaron },
{ { KS_dead_caron, KS_s }, KS_L2_scaron },
{ { KS_dead_caron, KS_z }, KS_L2_zcaron }
};
#define COMPOSE_SIZE nitems(compose_tab)
static int compose_tab_inorder = 0;
inline int compose_tab_cmp(struct compose_tab_s *, struct compose_tab_s *);
keysym_t ksym_upcase(keysym_t);
void fillmapentry(const keysym_t *, int, struct wscons_keymap *);
inline int
compose_tab_cmp(struct compose_tab_s *i, struct compose_tab_s *j)
{
if (i->elem[0] == j->elem[0])
return(i->elem[1] - j->elem[1]);
else
return(i->elem[0] - j->elem[0]);
}
keysym_t
wskbd_compose_value(keysym_t *compose_buf)
{
int i, j, r;
struct compose_tab_s v;
if (!compose_tab_inorder) {
/* Insertion sort. */
for (i = 1; i < COMPOSE_SIZE; i++) {
v = compose_tab[i];
/* find correct slot, moving others up */
for (j = i; --j >= 0 &&
compose_tab_cmp(&v, &compose_tab[j]) < 0;)
compose_tab[j + 1] = compose_tab[j];
compose_tab[j + 1] = v;
}
compose_tab_inorder = 1;
}
for (j = 0, i = COMPOSE_SIZE; i != 0; i /= 2) {
if (compose_tab[j + i/2].elem[0] == compose_buf[0]) {
if (compose_tab[j + i/2].elem[1] == compose_buf[1])
return(compose_tab[j + i/2].result);
r = compose_tab[j + i/2].elem[1] < compose_buf[1];
} else
r = compose_tab[j + i/2].elem[0] < compose_buf[0];
if (r) {
j += i/2 + 1;
i--;
}
}
return(KS_voidSymbol);
}
static const u_char latin1_to_upper[256] = {
/* 0 8 1 9 2 a 3 b 4 c 5 d 6 e 7 f */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 1 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 1 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 2 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 2 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 3 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 3 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 4 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 4 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 5 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 5 */
0x00, 'A', 'B', 'C', 'D', 'E', 'F', 'G', /* 6 */
'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', /* 6 */
'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', /* 7 */
'X', 'Y', 'Z', 0x00, 0x00, 0x00, 0x00, 0x00, /* 7 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 8 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 8 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 9 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 9 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* a */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* a */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* b */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* b */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* c */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* c */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* d */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* d */
0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* e */
0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* e */
0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0x00, /* f */
0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0x00, /* f */
};
keysym_t
ksym_upcase(keysym_t ksym)
{
if (ksym >= KS_f1 && ksym <= KS_f20)
return(KS_F1 - KS_f1 + ksym);
if (KS_GROUP(ksym) == KS_GROUP_Ascii && ksym <= 0xff &&
latin1_to_upper[ksym] != 0x00)
return(latin1_to_upper[ksym]);
return(ksym);
}
void
fillmapentry(const keysym_t *kp, int len, struct wscons_keymap *mapentry)
{
switch (len) {
case 0:
mapentry->group1[0] = KS_voidSymbol;
mapentry->group1[1] = KS_voidSymbol;
mapentry->group2[0] = KS_voidSymbol;
mapentry->group2[1] = KS_voidSymbol;
break;
case 1:
mapentry->group1[0] = kp[0];
mapentry->group1[1] = ksym_upcase(kp[0]);
mapentry->group2[0] = mapentry->group1[0];
mapentry->group2[1] = mapentry->group1[1];
break;
case 2:
mapentry->group1[0] = kp[0];
mapentry->group1[1] = kp[1];
mapentry->group2[0] = mapentry->group1[0];
mapentry->group2[1] = mapentry->group1[1];
break;
case 3:
mapentry->group1[0] = kp[0];
mapentry->group1[1] = kp[1];
mapentry->group2[0] = kp[2];
mapentry->group2[1] = ksym_upcase(kp[2]);
break;
case 4:
mapentry->group1[0] = kp[0];
mapentry->group1[1] = kp[1];
mapentry->group2[0] = kp[2];
mapentry->group2[1] = kp[3];
break;
}
}
void
wskbd_get_mapentry(const struct wskbd_mapdata *mapdata, int kc,
struct wscons_keymap *mapentry)
{
kbd_t cur;
const keysym_t *kp;
const struct wscons_keydesc *mp;
int l;
keysym_t ksg;
mapentry->command = KS_voidSymbol;
mapentry->group1[0] = KS_voidSymbol;
mapentry->group1[1] = KS_voidSymbol;
mapentry->group2[0] = KS_voidSymbol;
mapentry->group2[1] = KS_voidSymbol;
for (cur = mapdata->layout & ~KB_HANDLEDBYWSKBD; cur != 0; ) {
mp = mapdata->keydesc;
while (mp->map_size > 0) {
if (mp->name == cur)
break;
mp++;
}
/* If map not found, return */
if (mp->map_size <= 0)
return;
for (kp = mp->map; kp < mp->map + mp->map_size; kp++) {
ksg = KS_GROUP(*kp);
if (ksg == KS_GROUP_Keycode &&
KS_VALUE(*kp) == kc) {
/* First skip keycode and possible command */
kp++;
if (KS_GROUP(*kp) == KS_GROUP_Command ||
*kp == KS_Cmd || *kp == KS_Cmd1 || *kp == KS_Cmd2)
mapentry->command = *kp++;
for (l = 0; kp + l < mp->map + mp->map_size;
l++) {
ksg = KS_GROUP(kp[l]);
if (ksg == KS_GROUP_Keycode)
break;
}
if (l > 4)
panic("wskbd_get_mapentry: %d(%d): bad entry",
mp->name, *kp);
fillmapentry(kp, l, mapentry);
return;
}
}
cur = mp->base;
}
}
void
wskbd_init_keymap(int newlen, struct wscons_keymap **map, int *maplen)
{
int i;
if (newlen != *maplen) {
if (*maplen > 0)
free(*map, M_DEVBUF,
*maplen * sizeof(struct wscons_keymap));
*maplen = newlen;
*map = mallocarray(newlen, sizeof(struct wscons_keymap),
M_DEVBUF, M_WAITOK);
}
for (i = 0; i < *maplen; i++) {
(*map)[i].command = KS_voidSymbol;
(*map)[i].group1[0] = KS_voidSymbol;
(*map)[i].group1[1] = KS_voidSymbol;
(*map)[i].group2[0] = KS_voidSymbol;
(*map)[i].group2[1] = KS_voidSymbol;
}
}
int
wskbd_load_keymap(const struct wskbd_mapdata *mapdata, kbd_t layout,
struct wscons_keymap **map, int *maplen)
{
int i, s, kc, stack_ptr;
const keysym_t *kp;
const struct wscons_keydesc *mp, *stack[10];
kbd_t cur;
keysym_t ksg;
for (cur = layout & ~KB_HANDLEDBYWSKBD, stack_ptr = 0;
cur != 0; stack_ptr++) {
mp = mapdata->keydesc;
while (mp->map_size > 0) {
if (cur == 0 || mp->name == cur) {
break;
}
mp++;
}
if (stack_ptr == nitems(stack))
panic("wskbd_load_keymap: %d: recursion too deep",
mapdata->layout);
if (mp->map_size <= 0)
return(EINVAL);
stack[stack_ptr] = mp;
cur = mp->base;
}
for (i = 0, s = stack_ptr - 1; s >= 0; s--) {
mp = stack[s];
for (kp = mp->map; kp < mp->map + mp->map_size; kp++) {
ksg = KS_GROUP(*kp);
if (ksg == KS_GROUP_Keycode && KS_VALUE(*kp) > i)
i = KS_VALUE(*kp);
}
}
wskbd_init_keymap(i + 1, map, maplen);
for (s = stack_ptr - 1; s >= 0; s--) {
mp = stack[s];
for (kp = mp->map; kp < mp->map + mp->map_size; ) {
ksg = KS_GROUP(*kp);
if (ksg != KS_GROUP_Keycode)
panic("wskbd_load_keymap: %d(%d): bad entry",
mp->name, *kp);
kc = KS_VALUE(*kp);
kp++;
if (KS_GROUP(*kp) == KS_GROUP_Command ||
*kp == KS_Cmd || *kp == KS_Cmd1 || *kp == KS_Cmd2) {
(*map)[kc].command = *kp;
kp++;
}
for (i = 0; kp + i < mp->map + mp->map_size; i++) {
ksg = KS_GROUP(kp[i]);
if (ksg == KS_GROUP_Keycode)
break;
}
if (i > 4)
panic("wskbd_load_keymap: %d(%d): bad entry",
mp->name, *kp);
fillmapentry(kp, i, &(*map)[kc]);
kp += i;
}
}
return(0);
}