/* cfile.h
* capture_file definition & GUI-independent manipulation
*
- * $Id: cfile.h,v 1.10 2004/04/15 23:28:10 guy Exp $
+ * $Id$
*
- * Ethereal - Network traffic analyzer
- * By Gerald Combs <gerald@ethereal.com>
+ * 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
#ifndef __CFILE_H__
#define __CFILE_H__
+#include "frame_data_sequence.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_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 */
+ SCS_ASCII_AND_UNICODE,
+ SCS_ASCII,
+ SCS_UNICODE
+ /* add EBCDIC when it's implemented */
} search_charset_t;
+typedef enum {
+ SD_FORWARD,
+ SD_BACKWARD
+} search_direction;
+
+/*
+ * We store the frame_data structures in a radix tree, with 1024
+ * elements per level. The leaf nodes are arrays of 1024 frame_data
+ * structures; the nodes above them are arrays of 1024 pointers to
+ * the nodes below them. The capture_file structure has a pointer
+ * to the root node.
+ *
+ * As frame numbers are 32 bits, and as 1024 is 2^10, that gives us
+ * up to 4 levels of tree.
+ */
+#define LOG2_NODES_PER_LEVEL 10
+#define NODES_PER_LEVEL (1<<LOG2_NODES_PER_LEVEL)
+
typedef struct _capture_file {
- file_state state; /* Current state of capture file */
- int filed; /* File descriptor 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? */
- long f_len; /* Length of capture file */
- guint16 cd_t; /* File type of capture file */
- int lnk_t; /* Link-layer type with which to save capture */
- guint32 vers; /* Version. For tcpdump minor is appended to major */
- 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 */
- guint32 esec; /* Elapsed seconds */
- guint32 eusec; /* Elapsed microseconds */
- gboolean has_snap; /* TRUE if maximum capture packet length is known */
- int snap; /* Maximum captured packet length */
- gchar *iface; /* Interface */
- gchar *save_file; /* File that user saved capture to */
- int save_file_fd; /* File descriptor for saved file */
- wtap *wth; /* Wiretap session */
- dfilter_t *rfcode; /* Compiled read filter program */
- gchar *dfilter; /* Display filter string */
- dfilter_t *dfcode; /* Compiled display filter program */
-#ifdef HAVE_LIBPCAP
- gchar *cfilter; /* Capture filter string */
-#endif
- 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 */
- 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 */
- union wtap_pseudo_header pseudo_header; /* Packet pseudo_header */
+ file_state state; /* Current state of capture file */
+ gchar *filename; /* Name of capture file */
+ gchar *source; /* Temp file source, e.g. "Pipe from elsewhere" */
+ 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 */
+ guint32 count; /* Total number of frames */
+ guint32 displayed_count; /* Number of displayed frames */
+ guint32 marked_count; /* Number of marked frames */
+ guint32 ignored_count; /* Number of ignored frames */
+ guint32 ref_time_count; /* Number of time referenced 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; /* Filter, hex value, or string being searched */
+ gboolean hex; /* TRUE if "Hex value" search was last selected */
+ gboolean string; /* TRUE if "String" search was last selected */
+ gboolean summary_data; /* TRUE if "String" search in "Packet list" (Info column) was last selected */
+ gboolean decode_data; /* TRUE if "String" search in "Packet details" was last selected */
+ gboolean packet_data; /* TRUE if "String" search in "Packet data" was last selected */
+ guint32 search_pos; /* Byte position of last byte found in a hex search */
+ gboolean case_type; /* TRUE if case-insensitive text search */
+ search_charset_t scs_type; /* Character set for text search */
+ search_direction dir; /* Direction in which to do searches */
+ gboolean search_in_progress; /* TRUE if user just clicked OK in the Find dialog or hit <control>N/B */
+ /* packet data */
+ union wtap_pseudo_header pseudo_header; /* Packet pseudo_header */
guint8 pd[WTAP_MAX_PACKET_SIZE]; /* Packet data */
- GMemChunk *plist_chunk; /* Memory chunk for frame_data structures */
- frame_data *plist; /* 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 */
- epan_dissect_t *edt; /* Protocol dissection for currently selected packet */
+ /* frames */
+ frame_data_sequence *frames; /* Sequence of frames, if we're keeping that information */
+ guint32 first_displayed; /* Frame number of first frame displayed */
+ guint32 last_displayed; /* Frame number of 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 */
- struct ph_stats_s* pstats; /* accumulated stats (reset on redisplay in GUI)*/
+#ifdef WANT_PACKET_EDITOR
+ GTree *edited_frames; /* BST with modified frames */
+#endif
} capture_file;
-void init_cap_file(capture_file *);
+extern void cap_file_init(capture_file *cf);
#endif /* cfile.h */