298 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			298 lines
		
	
	
		
			13 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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| /*
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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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| 
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| /** \file
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|  * Interface to DMX configuration file parser.  \see dmxparse.c */
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| 
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| #ifndef _DMXPARSE_H_
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| #define _DMXPARSE_H_
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| 
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| #include <stdio.h>              /* For FILE */
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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|     
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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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| 
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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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| 
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|     
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|                                 /* Raw configuration informaiton */
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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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| 
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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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|     
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|                                 /* Raw configuration informaiton */
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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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| 
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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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|     
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| extern DMXConfigEntryPtr   dmxConfigEntry;
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| 
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| extern int                 yylex(void);
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| extern int                 yydebug;
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| extern void                yyerror(const char *message);
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| 
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| extern void                dmxConfigLog(const char *format, ...);
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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,
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|                                              unsigned long bytes);
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| extern const char          *dmxConfigCopyString(const char *string,
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|                                                 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,
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|                                                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,
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|                                                   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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| 
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| #endif
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