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/************************************************************
* Copyright (c) 1994 by Silicon Graphics Computer Systems, Inc.
*
* Permission to use, copy, modify, and distribute this
* software and its documentation for any purpose and without
* fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting
* documentation, and that the name of Silicon Graphics not be
* used in advertising or publicity pertaining to distribution
* of the software without specific prior written permission.
* Silicon Graphics makes no representation about the suitability
* of this software for any purpose. It is provided "as is"
* without any express or implied warranty.
*
* SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
* GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH
* THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
********************************************************/
/*
* 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.
*/
#ifndef XKBCOMP_AST_H
#define XKBCOMP_AST_H
enum xkb_file_type {
/* Component files, by order of compilation. */
FILE_TYPE_KEYCODES = 0,
FILE_TYPE_TYPES = 1,
FILE_TYPE_COMPAT = 2,
FILE_TYPE_SYMBOLS = 3,
/* Geometry is not compiled any more. */
FILE_TYPE_GEOMETRY = 4,
/* A top level file which includes the above files. */
FILE_TYPE_KEYMAP,
/* File types which must be found in a keymap file. */
#define FIRST_KEYMAP_FILE_TYPE FILE_TYPE_KEYCODES
#define LAST_KEYMAP_FILE_TYPE FILE_TYPE_SYMBOLS
/* This one doesn't mix with the others, but useful here as well. */
FILE_TYPE_RULES,
_FILE_TYPE_NUM_ENTRIES
};
enum stmt_type {
STMT_UNKNOWN = 0,
STMT_INCLUDE,
STMT_KEYCODE,
STMT_ALIAS,
STMT_EXPR,
STMT_VAR,
STMT_TYPE,
STMT_INTERP,
STMT_VMOD,
STMT_SYMBOLS,
STMT_MODMAP,
STMT_GROUP_COMPAT,
STMT_LED_MAP,
STMT_LED_NAME,
_STMT_NUM_VALUES
};
enum expr_value_type {
EXPR_TYPE_UNKNOWN = 0,
EXPR_TYPE_BOOLEAN,
EXPR_TYPE_INT,
EXPR_TYPE_FLOAT,
EXPR_TYPE_STRING,
EXPR_TYPE_ACTION,
EXPR_TYPE_ACTIONS,
EXPR_TYPE_KEYNAME,
EXPR_TYPE_SYMBOLS,
_EXPR_TYPE_NUM_VALUES
};
enum expr_op_type {
EXPR_VALUE,
EXPR_IDENT,
EXPR_ACTION_DECL,
EXPR_FIELD_REF,
EXPR_ARRAY_REF,
EXPR_KEYSYM_LIST,
EXPR_ACTION_LIST,
EXPR_ADD,
EXPR_SUBTRACT,
EXPR_MULTIPLY,
EXPR_DIVIDE,
EXPR_ASSIGN,
EXPR_NOT,
EXPR_NEGATE,
EXPR_INVERT,
EXPR_UNARY_PLUS,
_EXPR_NUM_VALUES
};
enum merge_mode {
MERGE_DEFAULT,
MERGE_AUGMENT,
MERGE_OVERRIDE,
MERGE_REPLACE,
};
const char *
xkb_file_type_to_string(enum xkb_file_type type);
const char *
stmt_type_to_string(enum stmt_type type);
const char *
expr_op_type_to_string(enum expr_op_type type);
const char *
expr_value_type_to_string(enum expr_value_type type);
typedef struct _ParseCommon {
struct _ParseCommon *next;
enum stmt_type type;
} ParseCommon;
typedef struct _IncludeStmt {
ParseCommon common;
enum merge_mode merge;
char *stmt;
char *file;
char *map;
char *modifier;
struct _IncludeStmt *next_incl;
} IncludeStmt;
typedef struct {
ParseCommon common;
enum expr_op_type op;
enum expr_value_type value_type;
} ExprCommon;
typedef union ExprDef ExprDef;
typedef struct {
ExprCommon expr;
xkb_atom_t ident;
} ExprIdent;
typedef struct {
ExprCommon expr;
xkb_atom_t str;
} ExprString;
typedef struct {
ExprCommon expr;
bool set;
} ExprBoolean;
typedef struct {
ExprCommon expr;
int ival;
} ExprInteger;
typedef struct {
ExprCommon expr;
/* We don't support floats, but we still represnt them in the AST, in
* order to provide proper error messages. */
} ExprFloat;
typedef struct {
ExprCommon expr;
xkb_atom_t key_name;
} ExprKeyName;
typedef struct {
ExprCommon expr;
ExprDef *left;
ExprDef *right;
} ExprBinary;
typedef struct {
ExprCommon expr;
ExprDef *child;
} ExprUnary;
typedef struct {
ExprCommon expr;
xkb_atom_t element;
xkb_atom_t field;
} ExprFieldRef;
typedef struct {
ExprCommon expr;
xkb_atom_t element;
xkb_atom_t field;
ExprDef *entry;
} ExprArrayRef;
typedef struct {
ExprCommon expr;
xkb_atom_t name;
ExprDef *args;
} ExprAction;
typedef struct {
ExprCommon expr;
ExprDef *actions;
} ExprActionList;
typedef struct {
ExprCommon expr;
darray(xkb_keysym_t) syms;
darray(unsigned int) symsMapIndex;
darray(unsigned int) symsNumEntries;
} ExprKeysymList;
union ExprDef {
ParseCommon common;
ExprCommon expr;
ExprIdent ident;
ExprString string;
ExprBoolean boolean;
ExprInteger integer;
ExprKeyName key_name;
ExprBinary binary;
ExprUnary unary;
ExprFieldRef field_ref;
ExprArrayRef array_ref;
ExprAction action;
ExprActionList actions;
ExprKeysymList keysym_list;
};
typedef struct {
ParseCommon common;
enum merge_mode merge;
ExprDef *name;
ExprDef *value;
} VarDef;
typedef struct {
ParseCommon common;
enum merge_mode merge;
xkb_atom_t name;
ExprDef *value;
} VModDef;
typedef struct {
ParseCommon common;
enum merge_mode merge;
xkb_atom_t name;
int64_t value;
} KeycodeDef;
typedef struct {
ParseCommon common;
enum merge_mode merge;
xkb_atom_t alias;
xkb_atom_t real;
} KeyAliasDef;
typedef struct {
ParseCommon common;
enum merge_mode merge;
xkb_atom_t name;
VarDef *body;
} KeyTypeDef;
typedef struct {
ParseCommon common;
enum merge_mode merge;
xkb_atom_t keyName;
VarDef *symbols;
} SymbolsDef;
typedef struct {
ParseCommon common;
enum merge_mode merge;
// NOTE: Can also be “None”, rather than a modifier name.
xkb_atom_t modifier;
ExprDef *keys;
} ModMapDef;
typedef struct {
ParseCommon common;
enum merge_mode merge;
unsigned group;
ExprDef *def;
} GroupCompatDef;
typedef struct {
ParseCommon common;
enum merge_mode merge;
xkb_keysym_t sym;
ExprDef *match;
VarDef *def;
} InterpDef;
typedef struct {
ParseCommon common;
enum merge_mode merge;
unsigned ndx;
ExprDef *name;
bool virtual;
} LedNameDef;
typedef struct {
ParseCommon common;
enum merge_mode merge;
xkb_atom_t name;
VarDef *body;
} LedMapDef;
enum xkb_map_flags {
MAP_IS_DEFAULT = (1 << 0),
MAP_IS_PARTIAL = (1 << 1),
MAP_IS_HIDDEN = (1 << 2),
MAP_HAS_ALPHANUMERIC = (1 << 3),
MAP_HAS_MODIFIER = (1 << 4),
MAP_HAS_KEYPAD = (1 << 5),
MAP_HAS_FN = (1 << 6),
MAP_IS_ALTGR = (1 << 7),
};
typedef struct {
ParseCommon common;
enum xkb_file_type file_type;
char *name;
ParseCommon *defs;
enum xkb_map_flags flags;
} XkbFile;
#endif