| 1 | /*
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| 2 | * Copyright 2002 Red Hat Inc., Durham, North Carolina.
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| 3 | *
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| 4 | * All Rights Reserved.
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| 5 | *
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| 6 | * Permission is hereby granted, free of charge, to any person obtaining
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| 7 | * a copy of this software and associated documentation files (the
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| 8 | * "Software"), to deal in the Software without restriction, including
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| 9 | * without limitation on the rights to use, copy, modify, merge,
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| 10 | * publish, distribute, sublicense, and/or sell copies of the Software,
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| 11 | * and to permit persons to whom the Software is furnished to do so,
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| 12 | * subject to the following conditions:
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| 13 | *
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| 14 | * The above copyright notice and this permission notice (including the
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| 15 | * next paragraph) shall be included in all copies or substantial
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| 16 | * portions of the Software.
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| 17 | *
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| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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| 19 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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| 20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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| 21 | * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
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| 22 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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| 23 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| 24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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| 25 | * SOFTWARE.
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| 26 | */
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| 27 |
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| 28 | /*
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| 29 | * Authors:
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| 30 | * Rickard E. (Rik) Faith <[email protected]>
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| 31 | *
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| 32 | */
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| 33 |
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| 34 | /** \file
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| 35 | * Interface to DMX configuration file parser. \see dmxparse.c */
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| 36 |
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| 37 | #ifndef _DMXPARSE_H_
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| 38 | #define _DMXPARSE_H_
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| 39 |
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| 40 | #include <stdio.h> /* For FILE */
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| 41 |
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| 42 | /** Stores tokens not stored in other structures (e.g., keywords and ;) */
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| 43 | typedef struct _DMXConfigToken {
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| 44 | int token;
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| 45 | int line;
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| 46 | const char *comment;
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| 47 | } DMXConfigToken, *DMXConfigTokenPtr;
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| 48 |
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| 49 | /** Stores parsed strings. */
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| 50 | typedef struct _DMXConfigString {
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| 51 | int token;
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| 52 | int line;
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| 53 | const char *comment;
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| 54 | const char *string;
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| 55 | struct _DMXConfigString *next;
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| 56 | } DMXConfigString, *DMXConfigStringPtr;
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| 57 |
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| 58 | /** Stores parsed numbers. */
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| 59 | typedef struct _DMXConfigNumber {
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| 60 | int token;
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| 61 | int line;
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| 62 | const char *comment;
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| 63 | int number;
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| 64 | } DMXConfigNumber, *DMXConfigNumberPtr;
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| 65 |
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| 66 | /** Stores parsed pairs (e.g., x y) */
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| 67 | typedef struct _DMXConfigPair {
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| 68 | int token;
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| 69 | int line;
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| 70 | const char *comment;
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| 71 | int x;
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| 72 | int y;
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| 73 | int xsign;
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| 74 | int ysign;
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| 75 | } DMXConfigPair, *DMXConfigPairPtr;
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| 76 |
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| 77 | /** Stores parsed comments not stored with a token. */
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| 78 | typedef struct _DMXConfigComment {
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| 79 | int token;
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| 80 | int line;
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| 81 | const char *comment;
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| 82 | } DMXConfigComment, *DMXConfigCommentPtr;
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| 83 |
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| 84 | typedef enum {
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| 85 | dmxConfigComment,
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| 86 | dmxConfigVirtual,
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| 87 | dmxConfigDisplay,
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| 88 | dmxConfigWall,
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| 89 | dmxConfigOption,
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| 90 | dmxConfigParam
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| 91 | } DMXConfigType;
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| 92 |
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| 93 | /** Stores a geometry specification. */
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| 94 | typedef struct _DMXConfigPartDim {
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| 95 | DMXConfigPairPtr dim;
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| 96 | DMXConfigPairPtr offset;
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| 97 | } DMXConfigPartDim, *DMXConfigPartDimPtr;
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| 98 |
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| 99 | /** Stores a pair of geometry specifications. */
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| 100 | typedef struct _DMXConfigFullDim {
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| 101 | DMXConfigPartDimPtr scrn;
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| 102 | DMXConfigPartDimPtr root;
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| 103 | } DMXConfigFullDim, *DMXConfigFullDimPtr;
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| 104 |
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| 105 | /** Stores parsed display information. */
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| 106 | typedef struct _DMXConfigDisplay {
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| 107 | /* Summary information */
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| 108 | const char *name;
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| 109 | /* Screen Window Geometry */
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| 110 | int scrnWidth, scrnHeight;
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| 111 | int scrnX, scrnY;
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| 112 | int scrnXSign, scrnYSign;
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| 113 | /* Root Window Geometry */
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| 114 | int rootWidth, rootHeight;
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| 115 | int rootX, rootY;
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| 116 | int rootXSign, rootYSign;
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| 117 | /* Origin in global space */
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| 118 | int rootXOrigin, rootYOrigin;
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| 119 |
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| 120 | /* Raw configuration information */
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| 121 | DMXConfigTokenPtr start;
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| 122 | DMXConfigStringPtr dname;
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| 123 | DMXConfigFullDimPtr dim;
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| 124 | DMXConfigPairPtr origin;
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| 125 | DMXConfigTokenPtr end;
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| 126 | } DMXConfigDisplay, *DMXConfigDisplayPtr;
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| 127 |
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| 128 | /** Stores parsed wall information. */
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| 129 | typedef struct _DMXConfigWall {
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| 130 | /* Summary information */
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| 131 | int width, height; /* dimensions of displays */
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| 132 | int xwall, ywall; /* dimensions of wall, in tiles */
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| 133 |
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| 134 | /* Raw configuration informaiton */
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| 135 | DMXConfigTokenPtr start;
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| 136 | DMXConfigPairPtr wallDim;
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| 137 | DMXConfigPairPtr displayDim;
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| 138 | DMXConfigStringPtr nameList;
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| 139 | DMXConfigTokenPtr end;
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| 140 | } DMXConfigWall, *DMXConfigWallPtr;
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| 141 |
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| 142 | /** Stores parsed option information. */
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| 143 | typedef struct _DMXConfigOption {
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| 144 | /* Summary information */
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| 145 | char *string;
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| 146 |
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| 147 | /* Raw configuration informaiton */
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| 148 | DMXConfigTokenPtr start;
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| 149 | DMXConfigStringPtr option;
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| 150 | DMXConfigTokenPtr end;
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| 151 | } DMXConfigOption, *DMXConfigOptionPtr;
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| 152 |
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| 153 | /** Stores parsed param information. */
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| 154 | typedef struct _DMXConfigParam {
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| 155 | int argc;
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| 156 | const char **argv;
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| 157 |
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| 158 | DMXConfigTokenPtr start;
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| 159 | DMXConfigTokenPtr open;
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| 160 | DMXConfigStringPtr param;
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| 161 | DMXConfigTokenPtr close;
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| 162 | DMXConfigTokenPtr end; /* Either open/close OR end */
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| 163 | struct _DMXConfigParam *next;
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| 164 | } DMXConfigParam, *DMXConfigParamPtr;
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| 165 |
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| 166 | /** Stores options under an entry (subentry). */
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| 167 | typedef struct _DMXConfigSub {
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| 168 | DMXConfigType type;
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| 169 | DMXConfigCommentPtr comment;
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| 170 | DMXConfigDisplayPtr display;
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| 171 | DMXConfigWallPtr wall;
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| 172 | DMXConfigOptionPtr option;
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| 173 | DMXConfigParamPtr param;
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| 174 | struct _DMXConfigSub *next;
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| 175 | } DMXConfigSub, *DMXConfigSubPtr;
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| 176 |
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| 177 | /** Stores parsed virtual information. */
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| 178 | typedef struct _DMXConfigVirtual {
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| 179 | /* Summary information */
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| 180 | const char *name;
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| 181 | int width, height;
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| 182 |
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| 183 | /* Raw configuration information */
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| 184 | DMXConfigTokenPtr start;
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| 185 | DMXConfigStringPtr vname;
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| 186 | DMXConfigPairPtr dim;
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| 187 | DMXConfigTokenPtr open;
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| 188 | DMXConfigSubPtr subentry;
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| 189 | DMXConfigTokenPtr close;
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| 190 | } DMXConfigVirtual, *DMXConfigVirtualPtr;
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| 191 |
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| 192 | /** Heads entry storage. */
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| 193 | typedef struct _DMXConfigEntry {
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| 194 | DMXConfigType type;
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| 195 | DMXConfigCommentPtr comment;
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| 196 | DMXConfigVirtualPtr virtual;
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| 197 | struct _DMXConfigEntry *next;
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| 198 | } DMXConfigEntry, *DMXConfigEntryPtr;
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| 199 |
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| 200 | extern DMXConfigEntryPtr dmxConfigEntry;
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| 201 |
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| 202 | extern int yylex(void);
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| 203 | extern int yydebug;
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| 204 | extern void yyerror(const char *message);
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| 205 |
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| 206 | extern void dmxConfigLog(const char *format, ...);
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| 207 | extern void *dmxConfigAlloc(unsigned long bytes);
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| 208 | extern void *dmxConfigRealloc(void *orig,
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| 209 | unsigned long orig_bytes, unsigned long bytes);
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| 210 | extern const char *dmxConfigCopyString(const char *string, int length);
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| 211 | extern void dmxConfigFree(void *area);
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| 212 | extern DMXConfigTokenPtr dmxConfigCreateToken(int token, int line,
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| 213 | const char *comment);
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| 214 | extern void dmxConfigFreeToken(DMXConfigTokenPtr p);
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| 215 | extern DMXConfigStringPtr dmxConfigCreateString(int token, int line,
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| 216 | const char *comment,
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| 217 | const char *string);
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| 218 | extern void dmxConfigFreeString(DMXConfigStringPtr p);
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| 219 | extern DMXConfigNumberPtr dmxConfigCreateNumber(int token, int line,
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| 220 | const char *comment,
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| 221 | int number);
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| 222 | extern void dmxConfigFreeNumber(DMXConfigNumberPtr p);
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| 223 | extern DMXConfigPairPtr dmxConfigCreatePair(int token, int line,
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| 224 | const char *comment,
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| 225 | int x, int y, int xsign, int ysign);
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| 226 | extern void dmxConfigFreePair(DMXConfigPairPtr p);
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| 227 | extern DMXConfigCommentPtr dmxConfigCreateComment(int token, int line,
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| 228 | const char *comment);
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| 229 | extern void dmxConfigFreeComment(DMXConfigCommentPtr p);
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| 230 | extern DMXConfigPartDimPtr dmxConfigCreatePartDim(DMXConfigPairPtr pDim,
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| 231 | DMXConfigPairPtr pOffset);
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| 232 | extern void dmxConfigFreePartDim(DMXConfigPartDimPtr p);
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| 233 | extern DMXConfigFullDimPtr dmxConfigCreateFullDim(DMXConfigPartDimPtr pScrn,
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| 234 | DMXConfigPartDimPtr pRoot);
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| 235 | extern void dmxConfigFreeFullDim(DMXConfigFullDimPtr p);
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| 236 | extern DMXConfigDisplayPtr dmxConfigCreateDisplay(DMXConfigTokenPtr pStart,
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| 237 | DMXConfigStringPtr pName,
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| 238 | DMXConfigFullDimPtr pDim,
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| 239 | DMXConfigPairPtr pOrigin,
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| 240 | DMXConfigTokenPtr pEnd);
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| 241 | extern void dmxConfigFreeDisplay(DMXConfigDisplayPtr p);
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| 242 | extern DMXConfigWallPtr dmxConfigCreateWall(DMXConfigTokenPtr pStart,
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| 243 | DMXConfigPairPtr pWallDim,
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| 244 | DMXConfigPairPtr pDisplayDim,
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| 245 | DMXConfigStringPtr pNameList,
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| 246 | DMXConfigTokenPtr pEnd);
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| 247 | extern void dmxConfigFreeWall(DMXConfigWallPtr p);
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| 248 | extern DMXConfigOptionPtr dmxConfigCreateOption(DMXConfigTokenPtr pStart,
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| 249 | DMXConfigStringPtr pOption,
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| 250 | DMXConfigTokenPtr pEnd);
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| 251 | extern void dmxConfigFreeOption(DMXConfigOptionPtr p);
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| 252 | extern DMXConfigParamPtr dmxConfigCreateParam(DMXConfigTokenPtr pStart,
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| 253 | DMXConfigTokenPtr pOpen,
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| 254 | DMXConfigStringPtr pParam,
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| 255 | DMXConfigTokenPtr pClose,
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| 256 | DMXConfigTokenPtr pEnd);
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| 257 | extern void dmxConfigFreeParam(DMXConfigParamPtr p);
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| 258 | extern const char **dmxConfigLookupParam(DMXConfigParamPtr p,
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| 259 | const char *key, int *argc);
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| 260 | extern DMXConfigSubPtr dmxConfigCreateSub(DMXConfigType type,
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| 261 | DMXConfigCommentPtr comment,
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| 262 | DMXConfigDisplayPtr display,
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| 263 | DMXConfigWallPtr wall,
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| 264 | DMXConfigOptionPtr option,
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| 265 | DMXConfigParamPtr param);
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| 266 | extern void dmxConfigFreeSub(DMXConfigSubPtr sub);
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| 267 | extern DMXConfigSubPtr dmxConfigSubComment(DMXConfigCommentPtr comment);
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| 268 | extern DMXConfigSubPtr dmxConfigSubDisplay(DMXConfigDisplayPtr display);
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| 269 | extern DMXConfigSubPtr dmxConfigSubWall(DMXConfigWallPtr wall);
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| 270 | extern DMXConfigSubPtr dmxConfigSubOption(DMXConfigOptionPtr option);
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| 271 | extern DMXConfigSubPtr dmxConfigSubParam(DMXConfigParamPtr param);
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| 272 | extern DMXConfigSubPtr dmxConfigAddSub(DMXConfigSubPtr head,
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| 273 | DMXConfigSubPtr sub);
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| 274 | extern DMXConfigVirtualPtr dmxConfigCreateVirtual(DMXConfigTokenPtr pStart,
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| 275 | DMXConfigStringPtr pName,
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| 276 | DMXConfigPairPtr pDim,
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| 277 | DMXConfigTokenPtr pOpen,
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| 278 | DMXConfigSubPtr pSubentry,
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| 279 | DMXConfigTokenPtr pClose);
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| 280 | extern void dmxConfigFreeVirtual(DMXConfigVirtualPtr virtual);
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| 281 | extern DMXConfigEntryPtr dmxConfigCreateEntry(DMXConfigType type,
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| 282 | DMXConfigCommentPtr comment,
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| 283 | DMXConfigVirtualPtr virtual);
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| 284 | extern void dmxConfigFreeEntry(DMXConfigEntryPtr entry);
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| 285 | extern DMXConfigEntryPtr dmxConfigAddEntry(DMXConfigEntryPtr head,
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| 286 | DMXConfigType type,
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| 287 | DMXConfigCommentPtr comment,
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| 288 | DMXConfigVirtualPtr virtual);
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| 289 | extern DMXConfigEntryPtr dmxConfigEntryComment(DMXConfigCommentPtr comment);
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| 290 | extern DMXConfigEntryPtr dmxConfigEntryVirtual(DMXConfigVirtualPtr virtual);
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| 291 |
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| 292 | #endif
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