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/*
* Copyright 2002 Red Hat Inc., Durham, North Carolina.
*
* All Rights Reserved.
*
* 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 on 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
* NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
* 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.
*/
/*
* Authors:
* Rickard E. (Rik) Faith <faith@redhat.com>
*
*/
/** \file
* Interface to DMX configuration file parser. \see dmxparse.c */
#ifndef _DMXPARSE_H_
#define _DMXPARSE_H_
#include <stdio.h> /* For FILE */
/** Stores tokens not stored in other structures (e.g., keywords and ;) */
typedef struct _DMXConfigToken {
int token;
int line;
const char *comment;
} DMXConfigToken, *DMXConfigTokenPtr;
/** Stores parsed strings. */
typedef struct _DMXConfigString {
int token;
int line;
const char *comment;
const char *string;
struct _DMXConfigString *next;
} DMXConfigString, *DMXConfigStringPtr;
/** Stores parsed numbers. */
typedef struct _DMXConfigNumber {
int token;
int line;
const char *comment;
int number;
} DMXConfigNumber, *DMXConfigNumberPtr;
/** Stores parsed pairs (e.g., x y) */
typedef struct _DMXConfigPair {
int token;
int line;
const char *comment;
int x;
int y;
int xsign;
int ysign;
} DMXConfigPair, *DMXConfigPairPtr;
/** Stores parsed comments not stored with a token. */
typedef struct _DMXConfigComment {
int token;
int line;
const char *comment;
} DMXConfigComment, *DMXConfigCommentPtr;
typedef enum {
dmxConfigComment,
dmxConfigVirtual,
dmxConfigDisplay,
dmxConfigWall,
dmxConfigOption,
dmxConfigParam
} DMXConfigType;
/** Stores a geometry specification. */
typedef struct _DMXConfigPartDim {
DMXConfigPairPtr dim;
DMXConfigPairPtr offset;
} DMXConfigPartDim, *DMXConfigPartDimPtr;
/** Stores a pair of geometry specifications. */
typedef struct _DMXConfigFullDim {
DMXConfigPartDimPtr scrn;
DMXConfigPartDimPtr root;
} DMXConfigFullDim, *DMXConfigFullDimPtr;
/** Stores parsed display information. */
typedef struct _DMXConfigDisplay {
/* Summary information */
const char *name;
/* Screen Window Geometry */
int scrnWidth, scrnHeight;
int scrnX, scrnY;
int scrnXSign, scrnYSign;
/* Root Window Geometry */
int rootWidth, rootHeight;
int rootX, rootY;
int rootXSign, rootYSign;
/* Origin in global space */
int rootXOrigin, rootYOrigin;
/* Raw configuration information */
DMXConfigTokenPtr start;
DMXConfigStringPtr dname;
DMXConfigFullDimPtr dim;
DMXConfigPairPtr origin;
DMXConfigTokenPtr end;
} DMXConfigDisplay, *DMXConfigDisplayPtr;
/** Stores parsed wall information. */
typedef struct _DMXConfigWall {
/* Summary information */
int width, height; /* dimensions of displays */
int xwall, ywall; /* dimensions of wall, in tiles */
/* Raw configuration informaiton */
DMXConfigTokenPtr start;
DMXConfigPairPtr wallDim;
DMXConfigPairPtr displayDim;
DMXConfigStringPtr nameList;
DMXConfigTokenPtr end;
} DMXConfigWall, *DMXConfigWallPtr;
/** Stores parsed option information. */
typedef struct _DMXConfigOption {
/* Summary information */
char *string;
/* Raw configuration informaiton */
DMXConfigTokenPtr start;
DMXConfigStringPtr option;
DMXConfigTokenPtr end;
} DMXConfigOption, *DMXConfigOptionPtr;
/** Stores parsed param information. */
typedef struct _DMXConfigParam {
int argc;
const char **argv;
DMXConfigTokenPtr start;
DMXConfigTokenPtr open;
DMXConfigStringPtr param;
DMXConfigTokenPtr close;
DMXConfigTokenPtr end; /* Either open/close OR end */
struct _DMXConfigParam *next;
} DMXConfigParam, *DMXConfigParamPtr;
/** Stores options under an entry (subentry). */
typedef struct _DMXConfigSub {
DMXConfigType type;
DMXConfigCommentPtr comment;
DMXConfigDisplayPtr display;
DMXConfigWallPtr wall;
DMXConfigOptionPtr option;
DMXConfigParamPtr param;
struct _DMXConfigSub *next;
} DMXConfigSub, *DMXConfigSubPtr;
/** Stores parsed virtual information. */
typedef struct _DMXConfigVirtual {
/* Summary information */
const char *name;
int width, height;
/* Raw configuration information */
DMXConfigTokenPtr start;
DMXConfigStringPtr vname;
DMXConfigPairPtr dim;
DMXConfigTokenPtr open;
DMXConfigSubPtr subentry;
DMXConfigTokenPtr close;
} DMXConfigVirtual, *DMXConfigVirtualPtr;
/** Heads entry storage. */
typedef struct _DMXConfigEntry {
DMXConfigType type;
DMXConfigCommentPtr comment;
DMXConfigVirtualPtr virtual;
struct _DMXConfigEntry *next;
} DMXConfigEntry, *DMXConfigEntryPtr;
extern DMXConfigEntryPtr dmxConfigEntry;
extern int yylex(void);
extern int yydebug;
extern void yyerror(const char *message);
extern void dmxConfigLog(const char *format, ...);
extern void *dmxConfigAlloc(unsigned long bytes);
extern void *dmxConfigRealloc(void *orig,
unsigned long orig_bytes,
unsigned long bytes);
extern const char *dmxConfigCopyString(const char *string,
int length);
extern void dmxConfigFree(void *area);
extern DMXConfigTokenPtr dmxConfigCreateToken(int token, int line,
const char *comment);
extern void dmxConfigFreeToken(DMXConfigTokenPtr p);
extern DMXConfigStringPtr dmxConfigCreateString(int token, int line,
const char *comment,
const char *string);
extern void dmxConfigFreeString(DMXConfigStringPtr p);
extern DMXConfigNumberPtr dmxConfigCreateNumber(int token, int line,
const char *comment,
int number);
extern void dmxConfigFreeNumber(DMXConfigNumberPtr p);
extern DMXConfigPairPtr dmxConfigCreatePair(int token, int line,
const char *comment,
int x, int y,
int xsign, int ysign);
extern void dmxConfigFreePair(DMXConfigPairPtr p);
extern DMXConfigCommentPtr dmxConfigCreateComment(int token, int line,
const char *comment);
extern void dmxConfigFreeComment(DMXConfigCommentPtr p);
extern DMXConfigPartDimPtr dmxConfigCreatePartDim(DMXConfigPairPtr pDim,
DMXConfigPairPtr pOffset);
extern void dmxConfigFreePartDim(DMXConfigPartDimPtr p);
extern DMXConfigFullDimPtr dmxConfigCreateFullDim(DMXConfigPartDimPtr pScrn,
DMXConfigPartDimPtr pRoot);
extern void dmxConfigFreeFullDim(DMXConfigFullDimPtr p);
extern DMXConfigDisplayPtr dmxConfigCreateDisplay(DMXConfigTokenPtr pStart,
DMXConfigStringPtr pName,
DMXConfigFullDimPtr pDim,
DMXConfigPairPtr pOrigin,
DMXConfigTokenPtr pEnd);
extern void dmxConfigFreeDisplay(DMXConfigDisplayPtr p);
extern DMXConfigWallPtr dmxConfigCreateWall(DMXConfigTokenPtr pStart,
DMXConfigPairPtr pWallDim,
DMXConfigPairPtr pDisplayDim,
DMXConfigStringPtr pNameList,
DMXConfigTokenPtr pEnd);
extern void dmxConfigFreeWall(DMXConfigWallPtr p);
extern DMXConfigOptionPtr dmxConfigCreateOption(DMXConfigTokenPtr pStart,
DMXConfigStringPtr pOption,
DMXConfigTokenPtr pEnd);
extern void dmxConfigFreeOption(DMXConfigOptionPtr p);
extern DMXConfigParamPtr dmxConfigCreateParam(DMXConfigTokenPtr pStart,
DMXConfigTokenPtr pOpen,
DMXConfigStringPtr pParam,
DMXConfigTokenPtr pClose,
DMXConfigTokenPtr pEnd);
extern void dmxConfigFreeParam(DMXConfigParamPtr p);
extern const char **dmxConfigLookupParam(DMXConfigParamPtr p,
const char *key,
int *argc);
extern DMXConfigSubPtr dmxConfigCreateSub(DMXConfigType type,
DMXConfigCommentPtr comment,
DMXConfigDisplayPtr display,
DMXConfigWallPtr wall,
DMXConfigOptionPtr option,
DMXConfigParamPtr param);
extern void dmxConfigFreeSub(DMXConfigSubPtr sub);
extern DMXConfigSubPtr dmxConfigSubComment(DMXConfigCommentPtr comment);
extern DMXConfigSubPtr dmxConfigSubDisplay(DMXConfigDisplayPtr display);
extern DMXConfigSubPtr dmxConfigSubWall(DMXConfigWallPtr wall);
extern DMXConfigSubPtr dmxConfigSubOption(DMXConfigOptionPtr option);
extern DMXConfigSubPtr dmxConfigSubParam(DMXConfigParamPtr param);
extern DMXConfigSubPtr dmxConfigAddSub(DMXConfigSubPtr head,
DMXConfigSubPtr sub);
extern DMXConfigVirtualPtr dmxConfigCreateVirtual(DMXConfigTokenPtr pStart,
DMXConfigStringPtr pName,
DMXConfigPairPtr pDim,
DMXConfigTokenPtr pOpen,
DMXConfigSubPtr pSubentry,
DMXConfigTokenPtr pClose);
extern void dmxConfigFreeVirtual(DMXConfigVirtualPtr virtual);
extern DMXConfigEntryPtr dmxConfigCreateEntry(DMXConfigType type,
DMXConfigCommentPtr comment,
DMXConfigVirtualPtr virtual);
extern void dmxConfigFreeEntry(DMXConfigEntryPtr entry);
extern DMXConfigEntryPtr dmxConfigAddEntry(DMXConfigEntryPtr head,
DMXConfigType type,
DMXConfigCommentPtr comment,
DMXConfigVirtualPtr virtual);
extern DMXConfigEntryPtr dmxConfigEntryComment(DMXConfigCommentPtr comment);
extern DMXConfigEntryPtr dmxConfigEntryVirtual(DMXConfigVirtualPtr virtual);
#endif
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