2 * QEMU keysym to keycode conversion using rdesktop keymaps
4 * Copyright (c) 2004 Johannes Schindelin
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
28 static int get_keysym(const name2keysym_t *table,
31 const name2keysym_t *p;
32 for(p = table; p->name != NULL; p++) {
33 if (!strcmp(p->name, name))
40 static void add_to_key_range(struct key_range **krp, int code) {
42 for (kr = *krp; kr; kr = kr->next) {
43 if (code >= kr->start && code <= kr->end)
45 if (code == kr->start - 1) {
49 if (code == kr->end + 1) {
55 kr = qemu_mallocz(sizeof(*kr));
56 kr->start = kr->end = code;
62 static kbd_layout_t *parse_keyboard_layout(const name2keysym_t *table,
71 filename = qemu_find_file(QEMU_FILE_TYPE_KEYMAP, language);
74 k = qemu_mallocz(sizeof(kbd_layout_t));
75 if (!(filename && (f = fopen(filename, "r")))) {
77 "Could not read keymap file: '%s'\n", language);
82 if (fgets(line, 1024, f) == NULL)
85 if (len > 0 && line[len - 1] == '\n')
89 if (!strncmp(line, "map ", 4))
91 if (!strncmp(line, "include ", 8)) {
92 parse_keyboard_layout(table, line + 8, k);
94 char *end_of_keysym = line;
95 while (*end_of_keysym != 0 && *end_of_keysym != ' ')
100 keysym = get_keysym(table, line);
102 // fprintf(stderr, "Warning: unknown keysym %s\n", line);
104 const char *rest = end_of_keysym + 1;
106 int keycode = strtol(rest, &rest2, 0);
108 if (rest && strstr(rest, "numlock")) {
109 add_to_key_range(&k->keypad_range, keycode);
110 add_to_key_range(&k->numlock_range, keysym);
111 //fprintf(stderr, "keypad keysym %04x keycode %d\n", keysym, keycode);
115 keycode=(keycode<<8)^0x80e0; */
116 if (keysym < MAX_NORMAL_KEYCODE) {
117 //fprintf(stderr,"Setting keysym %s (%d) to %d\n",line,keysym,keycode);
118 k->keysym2keycode[keysym] = keycode;
120 if (k->extra_count >= MAX_EXTRA_COUNT) {
122 "Warning: Could not assign keysym %s (0x%x) because of memory constraints.\n",
126 fprintf(stderr, "Setting %d: %d,%d\n",
127 k->extra_count, keysym, keycode);
129 k->keysym2keycode_extra[k->extra_count].
131 k->keysym2keycode_extra[k->extra_count].
145 void *init_keyboard_layout(const name2keysym_t *table, const char *language)
147 return parse_keyboard_layout(table, language, NULL);
151 int keysym2scancode(void *kbd_layout, int keysym)
153 kbd_layout_t *k = kbd_layout;
154 if (keysym < MAX_NORMAL_KEYCODE) {
155 if (k->keysym2keycode[keysym] == 0)
156 fprintf(stderr, "Warning: no scancode found for keysym %d\n",
158 return k->keysym2keycode[keysym];
161 #ifdef XK_ISO_Left_Tab
162 if (keysym == XK_ISO_Left_Tab)
165 for (i = 0; i < k->extra_count; i++)
166 if (k->keysym2keycode_extra[i].keysym == keysym)
167 return k->keysym2keycode_extra[i].keycode;
172 int keycode_is_keypad(void *kbd_layout, int keycode)
174 kbd_layout_t *k = kbd_layout;
175 struct key_range *kr;
177 for (kr = k->keypad_range; kr; kr = kr->next)
178 if (keycode >= kr->start && keycode <= kr->end)
183 int keysym_is_numlock(void *kbd_layout, int keysym)
185 kbd_layout_t *k = kbd_layout;
186 struct key_range *kr;
188 for (kr = k->numlock_range; kr; kr = kr->next)
189 if (keysym >= kr->start && keysym <= kr->end)