2 * Definitions for capture ringbuffer files
6 * Ethereal - Network traffic analyzer
7 * By Gerald Combs <gerald@ethereal.com>
8 * Copyright 1998 Gerald Combs
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version 2
13 * of the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 #ifndef __RINGBUFFER_H__
26 #define __RINGBUFFER_H__
32 #include "wiretap/wtap.h"
34 #define RINGBUFFER_UNLIMITED_FILES 0
35 /* minimum number of ringbuffer files */
36 #define RINGBUFFER_MIN_NUM_FILES 0
37 /* maximum number of ringbuffer files */
38 /* (only to avoid crashes on very large numbers) */
39 #define RINGBUFFER_MAX_NUM_FILES 10000
41 int ringbuf_init(const char *capture_name, guint num_files);
42 const gchar *ringbuf_current_filename(void);
43 FILE *ringbuf_init_libpcap_fdopen(int linktype, int snaplen,
44 long *bytes_written, int *err);
45 gboolean ringbuf_switch_file(FILE **pdh, gchar **save_file, int *save_file_fd,
46 long *bytes_written, int *err);
47 gboolean ringbuf_libpcap_dump_close(gchar **save_file, int *err);
48 void ringbuf_free(void);
49 void ringbuf_error_cleanup(void);
51 #endif /* HAVE_LIBPCAP */
53 #endif /* ringbuffer.h */