1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
|
/*
* QEMU keysym to keycode conversion using rdesktop keymaps
*
* Copyright (c) 2004 Johannes Schindelin
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "keymaps.h"
#include "sysemu/sysemu.h"
static int get_keysym(const name2keysym_t *table,
const char *name)
{
const name2keysym_t *p;
for(p = table; p->name != NULL; p++) {
if (!strcmp(p->name, name))
return p->keysym;
}
return 0;
}
static void add_to_key_range(struct key_range **krp, int code) {
struct key_range *kr;
for (kr = *krp; kr; kr = kr->next) {
if (code >= kr->start && code <= kr->end)
break;
if (code == kr->start - 1) {
kr->start--;
break;
}
if (code == kr->end + 1) {
kr->end++;
break;
}
}
if (kr == NULL) {
kr = g_malloc0(sizeof(*kr));
kr->start = kr->end = code;
kr->next = *krp;
*krp = kr;
}
}
static void add_keysym(char *line, int keysym, int keycode, kbd_layout_t *k) {
if (keysym < MAX_NORMAL_KEYCODE) {
//fprintf(stderr,"Setting keysym %s (%d) to %d\n",line,keysym,keycode);
k->keysym2keycode[keysym] = keycode;
} else {
if (k->extra_count >= MAX_EXTRA_COUNT) {
fprintf(stderr,
"Warning: Could not assign keysym %s (0x%x) because of memory constraints.\n",
line, keysym);
} else {
#if 0
fprintf(stderr, "Setting %d: %d,%d\n",
k->extra_count, keysym, keycode);
#endif
k->keysym2keycode_extra[k->extra_count].
keysym = keysym;
k->keysym2keycode_extra[k->extra_count].
keycode = keycode;
k->extra_count++;
}
}
}
static kbd_layout_t *parse_keyboard_layout(const name2keysym_t *table,
const char *language,
kbd_layout_t * k)
{
FILE *f;
char * filename;
char line[1024];
int len;
filename = qemu_find_file(QEMU_FILE_TYPE_KEYMAP, language);
f = filename ? fopen(filename, "r") : NULL;
g_free(filename);
if (!f) {
fprintf(stderr,
"Could not read keymap file: '%s'\n", language);
return NULL;
}
if (!k)
k = g_malloc0(sizeof(kbd_layout_t));
for(;;) {
if (fgets(line, 1024, f) == NULL)
break;
len = strlen(line);
if (len > 0 && line[len - 1] == '\n')
line[len - 1] = '\0';
if (line[0] == '#')
continue;
if (!strncmp(line, "map ", 4))
continue;
if (!strncmp(line, "include ", 8)) {
parse_keyboard_layout(table, line + 8, k);
} else {
char *end_of_keysym = line;
while (*end_of_keysym != 0 && *end_of_keysym != ' ')
end_of_keysym++;
if (*end_of_keysym) {
int keysym;
*end_of_keysym = 0;
keysym = get_keysym(table, line);
if (keysym == 0) {
// fprintf(stderr, "Warning: unknown keysym %s\n", line);
} else {
const char *rest = end_of_keysym + 1;
int keycode = strtol(rest, NULL, 0);
if (strstr(rest, "numlock")) {
add_to_key_range(&k->keypad_range, keycode);
add_to_key_range(&k->numlock_range, keysym);
//fprintf(stderr, "keypad keysym %04x keycode %d\n", keysym, keycode);
}
if (strstr(rest, "shift")) {
keycode |= SCANCODE_SHIFT;
}
if (strstr(rest, "altgr")) {
keycode |= SCANCODE_ALTGR;
}
if (strstr(rest, "ctrl")) {
keycode |= SCANCODE_CTRL;
}
add_keysym(line, keysym, keycode, k);
if (strstr(rest, "addupper")) {
char *c;
for (c = line; *c; c++)
*c = qemu_toupper(*c);
keysym = get_keysym(table, line);
if (keysym)
add_keysym(line, keysym, keycode | SCANCODE_SHIFT, k);
}
}
}
}
}
fclose(f);
return k;
}
void *init_keyboard_layout(const name2keysym_t *table, const char *language)
{
return parse_keyboard_layout(table, language, NULL);
}
int keysym2scancode(void *kbd_layout, int keysym)
{
kbd_layout_t *k = kbd_layout;
if (keysym < MAX_NORMAL_KEYCODE) {
if (k->keysym2keycode[keysym] == 0)
fprintf(stderr, "Warning: no scancode found for keysym %d\n",
keysym);
return k->keysym2keycode[keysym];
} else {
int i;
#ifdef XK_ISO_Left_Tab
if (keysym == XK_ISO_Left_Tab)
keysym = XK_Tab;
#endif
for (i = 0; i < k->extra_count; i++)
if (k->keysym2keycode_extra[i].keysym == keysym)
return k->keysym2keycode_extra[i].keycode;
}
return 0;
}
int keycode_is_keypad(void *kbd_layout, int keycode)
{
kbd_layout_t *k = kbd_layout;
struct key_range *kr;
for (kr = k->keypad_range; kr; kr = kr->next)
if (keycode >= kr->start && keycode <= kr->end)
return 1;
return 0;
}
int keysym_is_numlock(void *kbd_layout, int keysym)
{
kbd_layout_t *k = kbd_layout;
struct key_range *kr;
for (kr = k->numlock_range; kr; kr = kr->next)
if (keysym >= kr->start && keysym <= kr->end)
return 1;
return 0;
}
|
