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/* cfile.h
 * capture_file definition & GUI-independent manipulation
 *
 * $Id$
 *
 * Wireshark - Network traffic analyzer
 * By Gerald Combs <gerald@wireshark.org>
 * Copyright 1998 Gerald Combs
 *
 * 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 __CFILE_H__
#define __CFILE_H__

/* Current state of file. */
typedef enum {
  FILE_CLOSED,	                /* No file open */
  FILE_READ_IN_PROGRESS,        /* Reading a file we've opened */
  FILE_READ_ABORTED,            /* Read aborted by user */
  FILE_READ_DONE                /* Read completed */
} file_state;

/* Character set for text search. */
typedef enum {
  SCS_ASCII_AND_UNICODE,
  SCS_ASCII,
  SCS_UNICODE
  /* add EBCDIC when it's implemented */
} search_charset_t;

typedef struct _capture_file {
  file_state   state;           /* Current state of capture file */
  gchar       *filename;        /* Name of capture file */
  gboolean     is_tempfile;     /* Is capture file a temporary file? */
  gboolean     user_saved;      /* If capture file is temporary, has it been saved by user yet? */
  gint64       f_datalen;       /* Size of capture file data (uncompressed) */
  guint16      cd_t;            /* File type of capture file */
  int          lnk_t;           /* Link-layer type with which to save capture */
  int          count;           /* Total number of frames */
  int          displayed_count; /* Number of displayed frames */
  int          marked_count;    /* Number of marked frames */
  gboolean     drops_known;     /* TRUE if we know how many packets were dropped */
  guint32      drops;           /* Dropped packets */
  nstime_t     elapsed_time;    /* Elapsed time */
  gboolean     has_snap;        /* TRUE if maximum capture packet length is known */
  int          snap;            /* Maximum captured packet length */
  wtap        *wth;             /* Wiretap session */
  dfilter_t   *rfcode;          /* Compiled read (display) filter program */
  gchar       *dfilter;         /* Display filter string */
  gboolean     redissecting;    /* TRUE if currently redissecting (cf_redissect_packets) */
  /* search */
  gchar       *sfilter;         /* Search filter string */
  gboolean     sbackward;       /* TRUE if search is backward, FALSE if forward */
  gboolean     hex;             /* TRUE is raw data search is being performed */
  gboolean     string;          /* TRUE is text search is being performed */
  guint32      search_pos;      /* Position of last character found in search */
  search_charset_t scs_type;    /* Character set for text search */
  gboolean     case_type;       /* TRUE if case-insensitive text search */
  gboolean     decode_data;     /* TRUE if searching protocol tree text */
  gboolean     summary_data;    /* TRUE if searching Info column text */
  /* packet data */
  union wtap_pseudo_header pseudo_header; /* Packet pseudo_header */
  guint8       pd[WTAP_MAX_PACKET_SIZE];  /* Packet data */
  /* memory chunks have been deprecated in favor of the slice allocator,
   * which has been added in 2.10
   */
#if GLIB_CHECK_VERSION(2,10,0)

#else
  GMemChunk   *plist_chunk;     /* Memory chunk for frame_data structures */
#endif
  frame_data  *plist_start;     /* Packet list */
  frame_data  *plist_end;       /* Last packet in list */
  frame_data  *first_displayed; /* First frame displayed */
  frame_data  *last_displayed;  /* Last frame displayed */
  column_info  cinfo;           /* Column formatting information */
  frame_data  *current_frame;   /* Frame data for current frame */
  gint         current_row;     /* Row number for current frame */
  epan_dissect_t *edt;          /* Protocol dissection for currently selected packet */
  field_info  *finfo_selected;	/* Field info for currently selected field */
} capture_file;

void init_cap_file(capture_file *cf);

void cap_file_add_fdata(capture_file *cf, frame_data *fdata);

#endif /* cfile.h */