1 /************************************************************
2 * Copyright (c) 1994 by Silicon Graphics Computer Systems, Inc.
4 * Permission to use, copy, modify, and distribute this
5 * software and its documentation for any purpose and without
6 * fee is hereby granted, provided that the above copyright
7 * notice appear in all copies and that both that copyright
8 * notice and this permission notice appear in supporting
9 * documentation, and that the name of Silicon Graphics not be
10 * used in advertising or publicity pertaining to distribution
11 * of the software without specific prior written permission.
12 * Silicon Graphics makes no representation about the suitability
13 * of this software for any purpose. It is provided "as is"
14 * without any express or implied warranty.
16 * SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
17 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
18 * AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
19 * GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
20 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
21 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
22 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH
23 * THE USE OR PERFORMANCE OF THIS SOFTWARE.
25 ********************************************************/
28 * Copyright © 2012 Intel Corporation
30 * Permission is hereby granted, free of charge, to any person obtaining a
31 * copy of this software and associated documentation files (the "Software"),
32 * to deal in the Software without restriction, including without limitation
33 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
34 * and/or sell copies of the Software, and to permit persons to whom the
35 * Software is furnished to do so, subject to the following conditions:
37 * The above copyright notice and this permission notice (including the next
38 * paragraph) shall be included in all copies or substantial portions of the
41 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
42 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
43 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
44 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
45 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
46 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
47 * DEALINGS IN THE SOFTWARE.
49 * Author: Daniel Stone <daniel@fooishbar.org>
55 #define VMOD_HIDE_VALUE 0
56 #define VMOD_SHOW_VALUE 1
57 #define VMOD_COMMENT_VALUE 2
59 #define BUF_CHUNK_SIZE 4096
68 do_realloc(struct buf *buf, size_t at_least)
72 buf->alloc += BUF_CHUNK_SIZE;
73 if (at_least >= BUF_CHUNK_SIZE)
74 buf->alloc += at_least;
76 new = realloc(buf->buf, buf->alloc);
84 ATTR_PRINTF(2, 3) static bool
85 check_write_buf(struct buf *buf, const char *fmt, ...)
91 available = buf->alloc - buf->size;
93 printed = vsnprintf(buf->buf + buf->size, available, fmt, args);
99 if (printed >= available)
100 if (!do_realloc(buf, printed))
103 /* The buffer has enough space now. */
105 available = buf->alloc - buf->size;
107 printed = vsnprintf(buf->buf + buf->size, available, fmt, args);
110 if (printed >= available || printed < 0)
113 buf->size += printed;
122 #define write_buf(buf, ...) do { \
123 if (!check_write_buf(buf, __VA_ARGS__)) \
128 write_vmods(struct xkb_keymap *keymap, struct buf *buf)
130 const struct xkb_mod *mod;
131 xkb_mod_index_t num_vmods = 0;
133 darray_foreach(mod, keymap->mods) {
134 if (mod->type != MOD_VIRT)
138 write_buf(buf, "\t\tvirtual_modifiers ");
141 write_buf(buf, "%s", xkb_atom_text(keymap->ctx, mod->name));
146 write_buf(buf, ";\n\n");
151 #define GET_TEXT_BUF_SIZE 512
153 #define append_get_text(...) do { \
154 int _size = snprintf(ret, GET_TEXT_BUF_SIZE, __VA_ARGS__); \
155 if (_size >= GET_TEXT_BUF_SIZE) \
160 get_indicator_state_text(enum xkb_state_component which)
163 static char ret[GET_TEXT_BUF_SIZE];
165 memset(ret, 0, GET_TEXT_BUF_SIZE);
172 for (i = 0; which != 0; i++) {
175 if (!(which & (1 << i)))
179 name = LookupValue(modComponentMaskNames, (1 << i));
182 append_get_text("%s+%s", ret, name);
184 append_get_text("%s", name);
191 get_control_mask_text(enum xkb_action_controls control_mask)
194 static char ret[GET_TEXT_BUF_SIZE];
195 const char *control_name;
197 memset(ret, 0, GET_TEXT_BUF_SIZE);
199 if (control_mask == 0) {
203 else if (control_mask == CONTROL_ALL) {
208 for (i = 0; control_mask; i++) {
209 if (!(control_mask & (1 << i)))
212 control_mask &= ~(1 << i);
213 control_name = LookupValue(ctrlMaskNames, (1 << i));
216 append_get_text("%s+%s", ret, control_name);
218 append_get_text("%s", control_name);
225 write_keycodes(struct xkb_keymap *keymap, struct buf *buf)
228 struct xkb_key_alias *alias;
231 if (keymap->keycodes_section_name)
232 write_buf(buf, "\txkb_keycodes \"%s\" {\n",
233 keymap->keycodes_section_name);
235 write_buf(buf, "\txkb_keycodes {\n");
237 xkb_foreach_key(key, keymap) {
238 if (key->name == XKB_ATOM_NONE)
241 write_buf(buf, "\t\t%-20s = %d;\n",
242 KeyNameText(keymap->ctx, key->name), key->keycode);
245 for (i = 0; i < XKB_NUM_INDICATORS; i++) {
246 if (keymap->indicators[i].name == XKB_ATOM_NONE)
248 write_buf(buf, "\t\tindicator %d = \"%s\";\n", i + 1,
249 xkb_atom_text(keymap->ctx, keymap->indicators[i].name));
253 darray_foreach(alias, keymap->key_aliases)
254 write_buf(buf, "\t\talias %-14s = %s;\n",
255 KeyNameText(keymap->ctx, alias->alias),
256 KeyNameText(keymap->ctx, alias->real));
258 write_buf(buf, "\t};\n\n");
263 write_types(struct xkb_keymap *keymap, struct buf *buf)
267 struct xkb_key_type *type;
268 struct xkb_kt_map_entry *entry;
270 if (keymap->types_section_name)
271 write_buf(buf, "\txkb_types \"%s\" {\n\n",
272 keymap->types_section_name);
274 write_buf(buf, "\txkb_types {\n\n");
276 write_vmods(keymap, buf);
278 for (i = 0; i < keymap->num_types; i++) {
279 type = &keymap->types[i];
281 write_buf(buf, "\t\ttype \"%s\" {\n",
282 xkb_atom_text(keymap->ctx, type->name));
283 write_buf(buf, "\t\t\tmodifiers= %s;\n",
284 ModMaskText(keymap, type->mods.mods, MOD_BOTH));
286 for (j = 0; j < type->num_entries; j++) {
288 entry = &type->map[j];
291 * Printing level 1 entries is redundant, it's the default,
292 * unless there's preserve info.
294 if (entry->level == 0 && entry->preserve.mods == 0)
297 str = ModMaskText(keymap, entry->mods.mods, MOD_BOTH);
298 write_buf(buf, "\t\t\tmap[%s]= Level%d;\n",
299 str, entry->level + 1);
301 if (entry->preserve.mods == 0)
304 write_buf(buf, "\t\t\tpreserve[%s]= ", str);
305 write_buf(buf, "%s;\n",
306 ModMaskText(keymap, entry->preserve.mods, MOD_BOTH));
309 if (type->level_names) {
310 for (n = 0; n < type->num_levels; n++) {
311 if (!type->level_names[n])
313 write_buf(buf, "\t\t\tlevel_name[Level%d]= \"%s\";\n", n + 1,
314 xkb_atom_text(keymap->ctx, type->level_names[n]));
317 write_buf(buf, "\t\t};\n");
320 write_buf(buf, "\t};\n\n");
325 write_indicator_map(struct xkb_keymap *keymap, struct buf *buf, int num)
327 struct xkb_indicator_map *led = &keymap->indicators[num];
329 write_buf(buf, "\t\tindicator \"%s\" {\n",
330 xkb_atom_text(keymap->ctx, keymap->indicators[num].name));
332 if (led->which_groups) {
333 if (led->which_groups != XKB_STATE_EFFECTIVE) {
334 write_buf(buf, "\t\t\twhichGroupState= %s;\n",
335 get_indicator_state_text(led->which_groups));
337 write_buf(buf, "\t\t\tgroups= 0x%02x;\n",
341 if (led->which_mods) {
342 if (led->which_mods != XKB_STATE_EFFECTIVE) {
343 write_buf(buf, "\t\t\twhichModState= %s;\n",
344 get_indicator_state_text(led->which_mods));
346 write_buf(buf, "\t\t\tmodifiers= %s;\n",
347 ModMaskText(keymap, led->mods.mods, MOD_BOTH));
351 write_buf(buf, "\t\t\tcontrols= %s;\n",
352 get_control_mask_text(led->ctrls));
355 write_buf(buf, "\t\t};\n");
360 write_action(struct xkb_keymap *keymap, struct buf *buf,
361 const union xkb_action *action,
362 const char *prefix, const char *suffix)
365 const char *args = NULL;
372 type = ActionTypeText(action->type);
374 switch (action->type) {
375 case ACTION_TYPE_MOD_SET:
376 case ACTION_TYPE_MOD_LATCH:
377 case ACTION_TYPE_MOD_LOCK:
378 if (action->mods.flags & ACTION_MODS_LOOKUP_MODMAP)
381 args = ModMaskText(keymap, action->mods.mods.mods, MOD_BOTH);
382 write_buf(buf, "%s%s(modifiers=%s%s%s)%s", prefix, type, args,
383 (action->type != ACTION_TYPE_MOD_LOCK &&
384 (action->mods.flags & ACTION_LOCK_CLEAR)) ?
386 (action->type != ACTION_TYPE_MOD_LOCK &&
387 (action->mods.flags & ACTION_LATCH_TO_LOCK)) ?
392 case ACTION_TYPE_GROUP_SET:
393 case ACTION_TYPE_GROUP_LATCH:
394 case ACTION_TYPE_GROUP_LOCK:
395 write_buf(buf, "%s%s(group=%s%d%s%s)%s", prefix, type,
396 (!(action->group.flags & ACTION_ABSOLUTE_SWITCH) &&
397 action->group.group > 0) ? "+" : "",
398 (action->group.flags & ACTION_ABSOLUTE_SWITCH) ?
399 action->group.group + 1 : action->group.group,
400 (action->type != ACTION_TYPE_GROUP_LOCK &&
401 (action->group.flags & ACTION_LOCK_CLEAR)) ?
403 (action->type != ACTION_TYPE_GROUP_LOCK &&
404 (action->group.flags & ACTION_LATCH_TO_LOCK)) ?
409 case ACTION_TYPE_TERMINATE:
410 write_buf(buf, "%s%s()%s", prefix, type, suffix);
413 case ACTION_TYPE_PTR_MOVE:
414 write_buf(buf, "%s%s(x=%s%d,y=%s%d%s)%s", prefix, type,
415 (!(action->ptr.flags & ACTION_ABSOLUTE_X) &&
416 action->ptr.x >= 0) ? "+" : "",
418 (!(action->ptr.flags & ACTION_ABSOLUTE_Y) &&
419 action->ptr.y >= 0) ? "+" : "",
421 (action->ptr.flags & ACTION_NO_ACCEL) ? ",!accel" : "",
425 case ACTION_TYPE_PTR_LOCK:
426 switch (action->btn.flags &
427 (ACTION_LOCK_NO_LOCK | ACTION_LOCK_NO_UNLOCK)) {
428 case ACTION_LOCK_NO_UNLOCK:
429 args = ",affect=lock";
432 case ACTION_LOCK_NO_LOCK:
433 args = ",affect=unlock";
436 case ACTION_LOCK_NO_LOCK | ACTION_LOCK_NO_UNLOCK:
437 args = ",affect=neither";
441 args = ",affect=both";
444 case ACTION_TYPE_PTR_BUTTON:
445 write_buf(buf, "%s%s(button=", prefix, type);
446 if (action->btn.button > 0 && action->btn.button <= 5)
447 write_buf(buf, "%d", action->btn.button);
449 write_buf(buf, "default");
450 if (action->btn.count)
451 write_buf(buf, ",count=%d", action->btn.count);
453 write_buf(buf, "%s", args);
454 write_buf(buf, ")%s", suffix);
457 case ACTION_TYPE_PTR_DEFAULT:
458 write_buf(buf, "%s%s(", prefix, type);
459 write_buf(buf, "affect=button,button=%s%d",
460 (!(action->dflt.flags & ACTION_ABSOLUTE_SWITCH) &&
461 action->dflt.value >= 0) ? "+" : "",
463 write_buf(buf, ")%s", suffix);
466 case ACTION_TYPE_SWITCH_VT:
467 write_buf(buf, "%s%s(screen=%s%d,%ssame)%s", prefix, type,
468 (!(action->screen.flags & ACTION_ABSOLUTE_SWITCH) &&
469 action->screen.screen >= 0) ? "+" : "",
470 action->screen.screen,
471 (action->screen.flags & ACTION_SAME_SCREEN) ? "!" : "",
475 case ACTION_TYPE_CTRL_SET:
476 case ACTION_TYPE_CTRL_LOCK:
477 write_buf(buf, "%s%s(controls=%s)%s", prefix, type,
478 get_control_mask_text(action->ctrls.ctrls), suffix);
481 case ACTION_TYPE_NONE:
482 write_buf(buf, "%sNoAction()%s", prefix, suffix);
487 "%s%s(type=0x%02x,data[0]=0x%02x,data[1]=0x%02x,data[2]=0x%02x,data[3]=0x%02x,data[4]=0x%02x,data[5]=0x%02x,data[6]=0x%02x)%s",
488 prefix, type, action->type, action->priv.data[0],
489 action->priv.data[1], action->priv.data[2],
490 action->priv.data[3], action->priv.data[4],
491 action->priv.data[5], action->priv.data[6],
500 write_compat(struct xkb_keymap *keymap, struct buf *buf)
503 struct xkb_sym_interpret *interp;
505 if (keymap->compat_section_name)
506 write_buf(buf, "\txkb_compatibility \"%s\" {\n\n",
507 keymap->compat_section_name);
509 write_buf(buf, "\txkb_compatibility {\n\n");
511 write_vmods(keymap, buf);
513 write_buf(buf, "\t\tinterpret.useModMapMods= AnyLevel;\n");
514 write_buf(buf, "\t\tinterpret.repeat= False;\n");
516 darray_foreach(interp, keymap->sym_interpret) {
517 char keysym_name[64];
519 if (interp->sym == XKB_KEY_NoSymbol)
520 sprintf(keysym_name, "Any");
522 xkb_keysym_get_name(interp->sym, keysym_name, sizeof(keysym_name));
524 write_buf(buf, "\t\tinterpret %s+%s(%s) {\n",
526 SIMatchText(interp->match),
527 ModMaskText(keymap, interp->mods, MOD_REAL));
529 if (interp->virtual_mod != XKB_MOD_INVALID)
530 write_buf(buf, "\t\t\tvirtualModifier= %s;\n",
531 ModIndexText(keymap, interp->virtual_mod, MOD_VIRT));
533 if (interp->match & MATCH_LEVEL_ONE_ONLY)
534 write_buf(buf, "\t\t\tuseModMapMods=level1;\n");
536 write_buf(buf, "\t\t\trepeat= True;\n");
538 write_action(keymap, buf, &interp->act, "\t\t\taction= ", ";\n");
539 write_buf(buf, "\t\t};\n");
542 for (i = 0; i < XKB_NUM_INDICATORS; i++) {
543 struct xkb_indicator_map *map = &keymap->indicators[i];
544 if (map->which_groups == 0 && map->groups == 0 &&
545 map->which_mods == 0 && map->mods.mods == 0 &&
548 write_indicator_map(keymap, buf, i);
551 write_buf(buf, "\t};\n\n");
557 write_keysyms(struct xkb_keymap *keymap, struct buf *buf,
558 struct xkb_key *key, xkb_layout_index_t group)
560 const xkb_keysym_t *syms;
562 xkb_level_index_t level;
563 #define OUT_BUF_LEN 128
564 char out_buf[OUT_BUF_LEN];
566 for (level = 0; level < XkbKeyGroupWidth(key, group); level++) {
568 write_buf(buf, ", ");
569 num_syms = xkb_keymap_key_get_syms_by_level(keymap, key->keycode,
570 group, level, &syms);
572 write_buf(buf, "%15s", "NoSymbol");
574 else if (num_syms == 1) {
575 xkb_keysym_get_name(syms[0], out_buf, OUT_BUF_LEN);
576 write_buf(buf, "%15s", out_buf);
580 write_buf(buf, "{ ");
581 for (s = 0; s < num_syms; s++) {
583 write_buf(buf, ", ");
584 xkb_keysym_get_name(syms[s], out_buf, OUT_BUF_LEN);
585 write_buf(buf, "%s", out_buf);
587 write_buf(buf, " }");
596 write_symbols(struct xkb_keymap *keymap, struct buf *buf)
599 xkb_layout_index_t group, tmp;
600 xkb_atom_t *group_name;
603 if (keymap->symbols_section_name)
604 write_buf(buf, "\txkb_symbols \"%s\" {\n\n",
605 keymap->symbols_section_name);
607 write_buf(buf, "\txkb_symbols {\n\n");
610 darray_enumerate(group, group_name, keymap->group_names) {
614 "\t\tname[group%d]=\"%s\";\n", group + 1,
615 xkb_atom_text(keymap->ctx, *group_name));
619 write_buf(buf, "\n");
621 xkb_foreach_key(key, keymap) {
623 bool explicit_types = false;
624 bool multi_type = false;
626 if (key->num_groups == 0)
629 write_buf(buf, "\t\tkey %-20s {", KeyNameText(keymap->ctx, key->name));
631 for (group = 0; group < key->num_groups; group++) {
632 if (key->groups[group].explicit_type)
633 explicit_types = true;
635 if (group != 0 && key->groups[group].type != key->groups[0].type)
639 if (explicit_types) {
640 const struct xkb_key_type *type;
644 for (group = 0; group < key->num_groups; group++) {
645 if (!key->groups[group].explicit_type)
648 type = key->groups[group].type;
649 write_buf(buf, "\n\t\t\ttype[group%u]= \"%s\",",
651 xkb_atom_text(keymap->ctx, type->name));
655 type = key->groups[0].type;
656 write_buf(buf, "\n\t\t\ttype= \"%s\",",
657 xkb_atom_text(keymap->ctx, type->name));
661 if (key->explicit & EXPLICIT_REPEAT) {
663 write_buf(buf, "\n\t\t\trepeat= Yes,");
665 write_buf(buf, "\n\t\t\trepeat= No,");
669 if (key->vmodmap && (key->explicit & EXPLICIT_VMODMAP))
670 write_buf(buf, "\n\t\t\tvirtualMods= %s,",
671 ModMaskText(keymap, key->vmodmap, MOD_VIRT));
673 switch (key->out_of_range_group_action) {
675 write_buf(buf, "\n\t\t\tgroupsClamp,");
679 write_buf(buf, "\n\t\t\tgroupsRedirect= Group%u,",
680 key->out_of_range_group_number + 1);
687 showActions = !!(key->explicit & EXPLICIT_INTERP);
689 if (key->num_groups > 1 || showActions)
693 write_buf(buf, "\t[ ");
694 if (!write_keysyms(keymap, buf, key, 0))
696 write_buf(buf, " ] };\n");
699 xkb_level_index_t level;
701 for (group = 0; group < key->num_groups; group++) {
704 write_buf(buf, "\n\t\t\tsymbols[Group%u]= [ ", group + 1);
705 if (!write_keysyms(keymap, buf, key, group))
707 write_buf(buf, " ]");
709 write_buf(buf, ",\n\t\t\tactions[Group%u]= [ ",
712 level < XkbKeyGroupWidth(key, group); level++) {
714 write_buf(buf, ", ");
715 write_action(keymap, buf,
716 &key->groups[group].levels[level].action,
719 write_buf(buf, " ]");
722 write_buf(buf, "\n\t\t};\n");
726 xkb_foreach_key(key, keymap) {
728 const struct xkb_mod *mod;
730 if (key->modmap == 0)
733 darray_enumerate(i, mod, keymap->mods) {
734 if (!(key->modmap & (1 << i)))
737 write_buf(buf, "\t\tmodifier_map %s { %s };\n",
738 xkb_atom_text(keymap->ctx, mod->name),
739 KeyNameText(keymap->ctx, key->name));
743 write_buf(buf, "\t};\n\n");
748 xkb_keymap_get_as_string(struct xkb_keymap *keymap,
749 enum xkb_keymap_format format)
752 struct buf buf = { NULL, 0, 0 };
754 if (format == XKB_KEYMAP_USE_ORIGINAL_FORMAT)
755 format = keymap->format;
757 if (format != XKB_KEYMAP_FORMAT_TEXT_V1) {
759 "Trying to get a keymap as a string in an unsupported format (%d)\n",
764 ok = (check_write_buf(&buf, "xkb_keymap {\n") &&
765 write_keycodes(keymap, &buf) &&
766 write_types(keymap, &buf) &&
767 write_compat(keymap, &buf) &&
768 write_symbols(keymap, &buf) &&
769 check_write_buf(&buf, "};\n"));
771 return (ok ? buf.buf : NULL);