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/** \file partcatalog.h
* Manage the catalog of track parameter files
*/
/* XTrkCad - Model Railroad CAD
* Copyright (C) 2019 Martin Fischer
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef HAVE_TRACKCATALOG_H
#define HAVE_TRACKCATALOG_H
#include <stdbool.h>
#define MAXFILESPERCONTENT 10 /**< count of files with the same content header */
#define ESTIMATED_CONTENTS_WORDS 10 /**< average count of words in CONTENTS header */
struct sCatalogEntry {
struct sCatalogEntry *next;
unsigned files; /**< current count of files */
char *fullFileName[MAXFILESPERCONTENT]; /**< fully qualified file name */
char *contents; /**< content field of parameter file */
struct sCatalogEntry *indirect; /**< pointer to another catalog entry */
};
typedef struct sCatalogEntry CatalogEntry;
struct sIndexEntry {
CatalogEntry *value; /**< catalog entry having the key word in contents */
char *keyWord; /**< keyword */
};
typedef struct sIndexEntry IndexEntry;
struct sTrackLibrary {
CatalogEntry *catalog; /**< list of files cataloged */
IndexEntry *index; /**< Index for lookup */
unsigned wordCount; /**< How many words indexed */
void * words_array; /**< The array of words */
unsigned trackTypeCount; /**< */
};
typedef struct sTrackLibrary
TrackLibrary; /**< core data structure for the catalog */
CatalogEntry *InitCatalog(void);
TrackLibrary *InitLibrary(void);
TrackLibrary *CreateLibrary(char *directory);
void DeleteLibrary(TrackLibrary *tracklib);
bool GetTrackFiles(TrackLibrary *trackLib, char *directory);
int GetParameterFileInfo(int files, char ** fileName, void * data);
unsigned CreateLibraryIndex(TrackLibrary *trackLib);
unsigned SearchLibrary(TrackLibrary *library, char *searchExpression, CatalogEntry *resultEntries);
unsigned CountCatalogEntries(CatalogEntry *listHeader);
void EmptyCatalog(CatalogEntry *listHeader);
unsigned SearchLibrary(TrackLibrary *library, char *searchExpression, CatalogEntry *resultEntries);
bool FilterKeyword(char *word);
#endif // !HAVE_TRACKCATALOG_H
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