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/*
* template.h - SOIF template processing support
*
* Darren Hardy, hardy@cs.colorado.edu, July 1994
*
* $Id: template.h,v 1.2 2006/02/03 16:59:14 golda Exp $
*
* ----------------------------------------------------------------------
* Copyright (c) 1994, 1995. All rights reserved.
*
* Mic Bowman of Transarc Corporation.
* Peter Danzig of the University of Southern California.
* Darren R. Hardy of the University of Colorado at Boulder.
* Udi Manber of the University of Arizona.
* Michael F. Schwartz of the University of Colorado at Boulder.
*/
#ifndef _TEMPLATE_H_
#define _TEMPLATE_H_
#include <stdio.h>
#include "config.h"
/* Attribute-Value pair */
struct attr_value {
char *attribute; /* Attribute string; '\0' terminated */
char *value; /* Value data; not '\0' terminated */
size_t vsize; /* # of bytes in the value data */
size_t offset; /* Starting byte of the value data in input */
};
typedef struct attr_value AVPair;
/* List of Attribute-Value pairs */
struct attr_value_list {
AVPair *data;
struct attr_value_list *next;
};
typedef struct attr_value_list AVList;
/* SOIF Template structure */
struct template {
char *template_type; /* type of template */
char *url; /* URL for template */
AVList *list; /* List of Attribute-Value pairs */
size_t offset; /* Starting byte of the template; the @ */
size_t length; /* # of bytes that the template covers */
};
typedef struct template Template;
/* Common Attribute Tags */
#define T_ABSTRACT "Abstract"
#define T_AUTHOR "Author"
#define T_FILESIZE "File-Size"
#define T_FULLTEXT "Full-Text"
#define T_GENERATION "Generation-Time"
#define T_GHOST "Gatherer-Host"
#define T_GNAME "Gatherer-Name"
#define T_GVERSION "Gatherer-Version"
#define T_KEYS "Keywords"
#define T_LMT "Last-Modification-Time"
#define T_MD5 "MD5"
#define T_NESTED "Nested-Filename"
#define T_PARTTEXT "Partial-Text"
#define T_REFERENCE "References"
#define T_REFRESH "Refresh-Rate"
#define T_RELATED "Related"
#define T_TITLE "Title"
#define T_TTL "Time-to-Live"
#define T_TYPE "Type"
#define T_UPDATE "Update-Time"
#define T_URL "URL"
/* Backwards compatibility */
#define T_FILETYPE T_TYPE
#define T_TIMESTAMP T_LMT
/* Common time_t numbers */
#define HOUR ((time_t) 60 * 60)
#define DAY ((time_t) HOUR * 24)
#define WEEK ((time_t) DAY * 7)
#define MONTH ((time_t) WEEK * 4)
#define YEAR ((time_t) MONTH * 12)
#ifndef _PARAMS
#define _PARAMS(ARGS) ARGS
#endif /* _PARAMS */
/* Templates */
Template *create_template _PARAMS((char *, char *));
Template *embed_template _PARAMS((Template *, Template *));
void free_template _PARAMS((Template *));
/* Attribute-Value pairs */
AVList *create_AVList _PARAMS((char *, char *, int));
void add_AVList _PARAMS((AVList *, char *, char *, int));
void FAST_add_AVList _PARAMS((AVList *, char *, char *, int));
void append_AVList _PARAMS((AVList *, char *, char *, int));
AVPair *extract_AVPair _PARAMS((AVList *, char *));
AVList *merge_AVList _PARAMS((AVList *, AVList *));
AVList *sort_AVList _PARAMS((AVList *));
AVList *sink_embedded _PARAMS((AVList *));
int exists_AVList _PARAMS((AVList *, char *));
void free_AVPair _PARAMS((AVPair *));
void free_AVList _PARAMS((AVList *));
/* Printing Templates */
Buffer *init_print_template _PARAMS((FILE *));
void print_template _PARAMS((Template *));
void print_template_header _PARAMS((Template *));
void print_template_body _PARAMS((Template *));
void print_template_trailer _PARAMS((Template *));
void finish_print_template _PARAMS(());
/* Parsing Templates */
void init_parse_template_file _PARAMS((FILE *));
void init_parse_template_string _PARAMS((char *, int));
Template *parse_template _PARAMS(());
void finish_parse_template _PARAMS(());
int is_parse_end_of_input _PARAMS(());
#endif /* _TEMPLATE_H_ */
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