#ifndef SEARCH_H_INCLUDED
#define SEARCH_H_INCLUDED

/* $Id: search.h,v 1.1 1997/04/28 01:57:28 mb Exp mb $
 * 
 * Copyright (c) 1994-96 Martin Buck  <martin-2.buck@student.uni-ulm.de>
 * Read COPYING for more information
 */

#include <sys/vtx.h>
#include "vtxdecode.h"


#define SEARCH_MAXRESULTS 100

/* The definition of search_image in xinit.c relies on the values of these defines! */
#define SEARCH_NOFOUND_BITMAPS 0
#define SEARCH_FOUND_BITMAPS 1
#define SEARCH_READ_BITMAPS 2
#define SEARCH_FG_BITMAPS 0
#define SEARCH_BG_BITMAPS 3
#define SEARCH_DISK_BITMAPS 6

typedef struct search_result_elem_s {
  int ofs, len;
} search_result_elem_t;
typedef struct search_result_s {
  int count, read;
  search_result_elem_t *match;
  byte_t pgbuf[VTX_PAGESIZE];
  vtx_pageinfo_t pginf;
} search_result_t;
typedef struct search_data_s {
  char *str;
  unsigned case_sens : 1;
  unsigned is_regexp : 1;
  unsigned whole_words : 1;
  unsigned multi_line : 1;
  unsigned bell : 1;
} search_data_t;
typedef void (*search_notify_fn)(int, int);


int search_page(const byte_t *pgbuf, const vtx_pageinfo_t *pginf,
    const search_data_t *dat, int level, const char **errmsg);
int search_add_req(const search_data_t *dat, int fg, const char **errmsg);
int search_rm_req(int reqid);
void search_get_data(int reqid, search_data_t *data);
int search_get_currimg(int reqid);
int search_get_keep(int reqid);
int search_get_fg(int reqid);
void search_set_allread(int reqid);
void search_set_keepreq(int reqid);
void search_free_result(search_result_t **result);
search_result_t **search_get_result(int reqid);
void search_bg_newpage(const byte_t *buffer, const vtx_pageinfo_t *info,
    search_notify_fn notify_fn);

#endif /* SEARCH_H_INCLUDED */