292 lines
11 KiB
C
292 lines
11 KiB
C
/*
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* Copyright 2002 Red Hat Inc., Durham, North Carolina.
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*
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation on the rights to use, copy, modify, merge,
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* publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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/*
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* Authors:
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* Rickard E. (Rik) Faith <faith@redhat.com>
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*
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*/
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/** \file
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* Interface to DMX configuration file parser. \see dmxparse.c */
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#ifndef _DMXPARSE_H_
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#define _DMXPARSE_H_
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#include <stdio.h> /* For FILE */
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#include <X11/Xfuncproto.h> /* For _X_ATTRIBUTE_PRINTF */
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/** Stores tokens not stored in other structures (e.g., keywords and ;) */
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typedef struct _DMXConfigToken {
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int token;
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int line;
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const char *comment;
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} DMXConfigToken, *DMXConfigTokenPtr;
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/** Stores parsed strings. */
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typedef struct _DMXConfigString {
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int token;
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int line;
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const char *comment;
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const char *string;
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struct _DMXConfigString *next;
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} DMXConfigString, *DMXConfigStringPtr;
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/** Stores parsed numbers. */
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typedef struct _DMXConfigNumber {
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int token;
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int line;
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const char *comment;
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int number;
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} DMXConfigNumber, *DMXConfigNumberPtr;
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/** Stores parsed pairs (e.g., x y) */
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typedef struct _DMXConfigPair {
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int token;
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int line;
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const char *comment;
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int x;
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int y;
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int xsign;
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int ysign;
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} DMXConfigPair, *DMXConfigPairPtr;
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/** Stores parsed comments not stored with a token. */
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typedef struct _DMXConfigComment {
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int token;
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int line;
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const char *comment;
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} DMXConfigComment, *DMXConfigCommentPtr;
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typedef enum {
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dmxConfigComment,
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dmxConfigVirtual,
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dmxConfigDisplay,
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dmxConfigWall,
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dmxConfigOption,
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dmxConfigParam
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} DMXConfigType;
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/** Stores a geometry specification. */
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typedef struct _DMXConfigPartDim {
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DMXConfigPairPtr dim;
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DMXConfigPairPtr offset;
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} DMXConfigPartDim, *DMXConfigPartDimPtr;
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/** Stores a pair of geometry specifications. */
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typedef struct _DMXConfigFullDim {
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DMXConfigPartDimPtr scrn;
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DMXConfigPartDimPtr root;
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} DMXConfigFullDim, *DMXConfigFullDimPtr;
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/** Stores parsed display information. */
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typedef struct _DMXConfigDisplay {
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/* Summary information */
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const char *name;
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/* Screen Window Geometry */
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int scrnWidth, scrnHeight;
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int scrnX, scrnY;
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int scrnXSign, scrnYSign;
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/* Root Window Geometry */
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int rootWidth, rootHeight;
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int rootX, rootY;
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int rootXSign, rootYSign;
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/* Origin in global space */
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int rootXOrigin, rootYOrigin;
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/* Raw configuration information */
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DMXConfigTokenPtr start;
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DMXConfigStringPtr dname;
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DMXConfigFullDimPtr dim;
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DMXConfigPairPtr origin;
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DMXConfigTokenPtr end;
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} DMXConfigDisplay, *DMXConfigDisplayPtr;
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/** Stores parsed wall information. */
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typedef struct _DMXConfigWall {
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/* Summary information */
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int width, height; /* dimensions of displays */
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int xwall, ywall; /* dimensions of wall, in tiles */
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/* Raw configuration information */
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DMXConfigTokenPtr start;
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DMXConfigPairPtr wallDim;
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DMXConfigPairPtr displayDim;
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DMXConfigStringPtr nameList;
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DMXConfigTokenPtr end;
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} DMXConfigWall, *DMXConfigWallPtr;
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/** Stores parsed option information. */
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typedef struct _DMXConfigOption {
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/* Summary information */
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char *string;
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/* Raw configuration information */
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DMXConfigTokenPtr start;
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DMXConfigStringPtr option;
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DMXConfigTokenPtr end;
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} DMXConfigOption, *DMXConfigOptionPtr;
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/** Stores parsed param information. */
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typedef struct _DMXConfigParam {
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int argc;
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const char **argv;
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DMXConfigTokenPtr start;
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DMXConfigTokenPtr open;
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DMXConfigStringPtr param;
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DMXConfigTokenPtr close;
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DMXConfigTokenPtr end; /* Either open/close OR end */
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struct _DMXConfigParam *next;
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} DMXConfigParam, *DMXConfigParamPtr;
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/** Stores options under an entry (subentry). */
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typedef struct _DMXConfigSub {
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DMXConfigType type;
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DMXConfigCommentPtr comment;
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DMXConfigDisplayPtr display;
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DMXConfigWallPtr wall;
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DMXConfigOptionPtr option;
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DMXConfigParamPtr param;
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struct _DMXConfigSub *next;
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} DMXConfigSub, *DMXConfigSubPtr;
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/** Stores parsed virtual information. */
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typedef struct _DMXConfigVirtual {
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/* Summary information */
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const char *name;
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int width, height;
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/* Raw configuration information */
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DMXConfigTokenPtr start;
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DMXConfigStringPtr vname;
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DMXConfigPairPtr dim;
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DMXConfigTokenPtr open;
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DMXConfigSubPtr subentry;
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DMXConfigTokenPtr close;
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} DMXConfigVirtual, *DMXConfigVirtualPtr;
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/** Heads entry storage. */
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typedef struct _DMXConfigEntry {
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DMXConfigType type;
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DMXConfigCommentPtr comment;
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DMXConfigVirtualPtr virtual;
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struct _DMXConfigEntry *next;
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} DMXConfigEntry, *DMXConfigEntryPtr;
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extern DMXConfigEntryPtr dmxConfigEntry;
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extern void yyerror(const char *message);
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extern void dmxConfigLog(const char *format, ...) _X_ATTRIBUTE_PRINTF(1,0);
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extern void *dmxConfigAlloc(unsigned long bytes);
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extern void *dmxConfigRealloc(void *orig,
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unsigned long orig_bytes, unsigned long bytes);
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extern const char *dmxConfigCopyString(const char *string, int length);
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extern void dmxConfigFree(void *area);
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extern DMXConfigTokenPtr dmxConfigCreateToken(int token, int line,
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const char *comment);
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extern void dmxConfigFreeToken(DMXConfigTokenPtr p);
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extern DMXConfigStringPtr dmxConfigCreateString(int token, int line,
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const char *comment,
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const char *string);
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extern void dmxConfigFreeString(DMXConfigStringPtr p);
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extern DMXConfigNumberPtr dmxConfigCreateNumber(int token, int line,
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const char *comment,
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int number);
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extern void dmxConfigFreeNumber(DMXConfigNumberPtr p);
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extern DMXConfigPairPtr dmxConfigCreatePair(int token, int line,
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const char *comment,
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int x, int y, int xsign, int ysign);
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extern void dmxConfigFreePair(DMXConfigPairPtr p);
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extern DMXConfigCommentPtr dmxConfigCreateComment(int token, int line,
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const char *comment);
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extern void dmxConfigFreeComment(DMXConfigCommentPtr p);
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extern DMXConfigPartDimPtr dmxConfigCreatePartDim(DMXConfigPairPtr pDim,
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DMXConfigPairPtr pOffset);
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extern void dmxConfigFreePartDim(DMXConfigPartDimPtr p);
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extern DMXConfigFullDimPtr dmxConfigCreateFullDim(DMXConfigPartDimPtr pScrn,
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DMXConfigPartDimPtr pRoot);
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extern void dmxConfigFreeFullDim(DMXConfigFullDimPtr p);
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extern DMXConfigDisplayPtr dmxConfigCreateDisplay(DMXConfigTokenPtr pStart,
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DMXConfigStringPtr pName,
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DMXConfigFullDimPtr pDim,
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DMXConfigPairPtr pOrigin,
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DMXConfigTokenPtr pEnd);
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extern void dmxConfigFreeDisplay(DMXConfigDisplayPtr p);
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extern DMXConfigWallPtr dmxConfigCreateWall(DMXConfigTokenPtr pStart,
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DMXConfigPairPtr pWallDim,
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DMXConfigPairPtr pDisplayDim,
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DMXConfigStringPtr pNameList,
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DMXConfigTokenPtr pEnd);
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extern void dmxConfigFreeWall(DMXConfigWallPtr p);
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extern DMXConfigOptionPtr dmxConfigCreateOption(DMXConfigTokenPtr pStart,
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DMXConfigStringPtr pOption,
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DMXConfigTokenPtr pEnd);
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extern void dmxConfigFreeOption(DMXConfigOptionPtr p);
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extern DMXConfigParamPtr dmxConfigCreateParam(DMXConfigTokenPtr pStart,
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DMXConfigTokenPtr pOpen,
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DMXConfigStringPtr pParam,
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DMXConfigTokenPtr pClose,
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DMXConfigTokenPtr pEnd);
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extern void dmxConfigFreeParam(DMXConfigParamPtr p);
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extern const char **dmxConfigLookupParam(DMXConfigParamPtr p,
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const char *key, int *argc);
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extern DMXConfigSubPtr dmxConfigCreateSub(DMXConfigType type,
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DMXConfigCommentPtr comment,
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DMXConfigDisplayPtr display,
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DMXConfigWallPtr wall,
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DMXConfigOptionPtr option,
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DMXConfigParamPtr param);
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extern void dmxConfigFreeSub(DMXConfigSubPtr sub);
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extern DMXConfigSubPtr dmxConfigSubComment(DMXConfigCommentPtr comment);
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extern DMXConfigSubPtr dmxConfigSubDisplay(DMXConfigDisplayPtr display);
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extern DMXConfigSubPtr dmxConfigSubWall(DMXConfigWallPtr wall);
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extern DMXConfigSubPtr dmxConfigSubOption(DMXConfigOptionPtr option);
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extern DMXConfigSubPtr dmxConfigSubParam(DMXConfigParamPtr param);
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extern DMXConfigSubPtr dmxConfigAddSub(DMXConfigSubPtr head,
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DMXConfigSubPtr sub);
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extern DMXConfigVirtualPtr dmxConfigCreateVirtual(DMXConfigTokenPtr pStart,
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DMXConfigStringPtr pName,
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DMXConfigPairPtr pDim,
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DMXConfigTokenPtr pOpen,
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DMXConfigSubPtr pSubentry,
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DMXConfigTokenPtr pClose);
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extern void dmxConfigFreeVirtual(DMXConfigVirtualPtr virtual);
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extern DMXConfigEntryPtr dmxConfigCreateEntry(DMXConfigType type,
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DMXConfigCommentPtr comment,
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DMXConfigVirtualPtr virtual);
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extern void dmxConfigFreeEntry(DMXConfigEntryPtr entry);
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extern DMXConfigEntryPtr dmxConfigAddEntry(DMXConfigEntryPtr head,
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DMXConfigType type,
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DMXConfigCommentPtr comment,
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DMXConfigVirtualPtr virtual);
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extern DMXConfigEntryPtr dmxConfigEntryComment(DMXConfigCommentPtr comment);
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extern DMXConfigEntryPtr dmxConfigEntryVirtual(DMXConfigVirtualPtr virtual);
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#endif
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