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/**
* Copyright © 2012 Intel Corporation
* Copyright © 2012 Ran Benita <ran234@gmail.com>
*
* 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 (including the next
* paragraph) 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.
*
* Author: Daniel Stone <daniel@fooishbar.org>
*/
#include "config.h"
#include "keymap.h"
static void
update_builtin_keymap_fields(struct xkb_keymap *keymap)
{
/* Predefined (AKA real, core, X11) modifiers. The order is important! */
static const char *const builtin_mods[] = {
[0] = "Shift",
[1] = "Lock",
[2] = "Control",
[3] = "Mod1",
[4] = "Mod2",
[5] = "Mod3",
[6] = "Mod4",
[7] = "Mod5"
};
for (unsigned i = 0; i < ARRAY_SIZE(builtin_mods); i++) {
keymap->mods.mods[i].name = xkb_atom_intern(keymap->ctx,
builtin_mods[i],
strlen(builtin_mods[i]));
keymap->mods.mods[i].type = MOD_REAL;
}
keymap->mods.num_mods = ARRAY_SIZE(builtin_mods);
}
struct xkb_keymap *
xkb_keymap_new(struct xkb_context *ctx,
enum xkb_keymap_format format,
enum xkb_keymap_compile_flags flags)
{
struct xkb_keymap *keymap;
keymap = calloc(1, sizeof(*keymap));
if (!keymap)
return NULL;
keymap->refcnt = 1;
keymap->ctx = xkb_context_ref(ctx);
keymap->format = format;
keymap->flags = flags;
update_builtin_keymap_fields(keymap);
return keymap;
}
struct xkb_key *
XkbKeyByName(struct xkb_keymap *keymap, xkb_atom_t name, bool use_aliases)
{
struct xkb_key *key;
xkb_keys_foreach(key, keymap)
if (key->name == name)
return key;
if (use_aliases) {
xkb_atom_t new_name = XkbResolveKeyAlias(keymap, name);
if (new_name != XKB_ATOM_NONE)
return XkbKeyByName(keymap, new_name, false);
}
return NULL;
}
xkb_atom_t
XkbResolveKeyAlias(const struct xkb_keymap *keymap, xkb_atom_t name)
{
for (unsigned i = 0; i < keymap->num_key_aliases; i++)
if (keymap->key_aliases[i].alias == name)
return keymap->key_aliases[i].real;
return XKB_ATOM_NONE;
}
void
XkbEscapeMapName(char *name)
{
/*
* All latin-1 alphanumerics, plus parens, slash, minus, underscore and
* wildcards.
*/
static const unsigned char legal[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0xa7, 0xff, 0x83,
0xfe, 0xff, 0xff, 0x87, 0xfe, 0xff, 0xff, 0x07,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xff, 0xff, 0x7f, 0xff, 0xff, 0xff, 0x7f, 0xff
};
if (!name)
return;
while (*name) {
unsigned char c = *name;
if (!(legal[c / 8] & (1 << (c % 8))))
*name = '_';
name++;
}
}
xkb_mod_index_t
XkbModNameToIndex(const struct xkb_mod_set *mods, xkb_atom_t name,
enum mod_type type)
{
xkb_mod_index_t i;
const struct xkb_mod *mod;
xkb_mods_enumerate(i, mod, mods)
if ((mod->type & type) && name == mod->name)
return i;
return XKB_MOD_INVALID;
}
bool
XkbLevelsSameSyms(const struct xkb_level *a, const struct xkb_level *b)
{
if (a->num_syms != b->num_syms)
return false;
if (a->num_syms <= 1)
return a->u.sym == b->u.sym;
return memcmp(a->u.syms, b->u.syms, sizeof(*a->u.syms) * a->num_syms) == 0;
}
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