diff options
Diffstat (limited to 'src/3rdparty/xkbcommon/src/keymap-priv.c')
| -rw-r--r-- | src/3rdparty/xkbcommon/src/keymap-priv.c | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/src/3rdparty/xkbcommon/src/keymap-priv.c b/src/3rdparty/xkbcommon/src/keymap-priv.c new file mode 100644 index 0000000000..9f42040828 --- /dev/null +++ b/src/3rdparty/xkbcommon/src/keymap-priv.c @@ -0,0 +1,121 @@ +/** + * 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 "keymap.h" + +static void +update_builtin_keymap_fields(struct xkb_keymap *keymap) +{ + struct xkb_context *ctx = keymap->ctx; + + /* + * Add predefined (AKA real, core, X11) modifiers. + * The order is important! + */ + darray_appends_t(keymap->mods, struct xkb_mod, + { .name = xkb_atom_intern_literal(ctx, "Shift"), .type = MOD_REAL }, + { .name = xkb_atom_intern_literal(ctx, "Lock"), .type = MOD_REAL }, + { .name = xkb_atom_intern_literal(ctx, "Control"), .type = MOD_REAL }, + { .name = xkb_atom_intern_literal(ctx, "Mod1"), .type = MOD_REAL }, + { .name = xkb_atom_intern_literal(ctx, "Mod2"), .type = MOD_REAL }, + { .name = xkb_atom_intern_literal(ctx, "Mod3"), .type = MOD_REAL }, + { .name = xkb_atom_intern_literal(ctx, "Mod4"), .type = MOD_REAL }, + { .name = xkb_atom_intern_literal(ctx, "Mod5"), .type = MOD_REAL }); +} + +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_foreach_key(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(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) { + if (!(legal[*name / 8] & (1 << (*name % 8)))) + *name = '_'; + name++; + } +} |