diff options
Diffstat (limited to 'pcap-util.h')
-rw-r--r-- | pcap-util.h | 214 |
1 files changed, 107 insertions, 107 deletions
diff --git a/pcap-util.h b/pcap-util.h index 0ea23f5134..7f864fd470 100644 --- a/pcap-util.h +++ b/pcap-util.h @@ -1,107 +1,107 @@ -/* pcap-util.h
- * Utility definitions for packet capture
- *
- * $Id: pcap-util.h,v 1.7 2004/06/12 07:47:13 guy Exp $
- *
- * Ethereal - Network traffic analyzer
- * By Gerald Combs <gerald@ethereal.com>
- * 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 __PCAP_UTIL_H__
-#define __PCAP_UTIL_H__
-
-#ifdef HAVE_LIBPCAP
-
-#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
-
-/*
- * XXX - this is also the traditional default snapshot size in
- * tcpdump - but, if IPv6 is enabled, it defaults to 96, to get an
- * IPv6 header + TCP + 22 extra bytes.
- *
- * Some libpcap versions for particular capture devices might happen
- * to impose a minimum, but it's not always 68.
- */
-#define MIN_PACKET_SIZE 68 /* minimum amount of packet data we can read */
-
-#define MAX_WIN_IF_NAME_LEN 511
-
-/*
- * The list of interfaces returned by "get_interface_list()" is
- * a list of these structures.
- */
-typedef struct {
- char *name;
- char *description;
- GSList *ip_addr; /* containing guint32 values */
- gboolean loopback;
-} if_info_t;
-
-GList *get_interface_list(int *err, char *err_str);
-
-/* Error values from "get_interface_list()". */
-#define CANT_GET_INTERFACE_LIST 0 /* error getting list */
-#define NO_INTERFACES_FOUND 1 /* list is empty */
-
-void free_interface_list(GList *if_list);
-
-/*
- * Get an error message string for a CANT_GET_INTERFACE_LIST error from
- * "get_interface_list()".
- */
-gchar *cant_get_if_list_error_message(const char *err_str);
-
-/*
- * The list of data link types returned by "get_pcap_linktype_list()" is
- * a list of these structures.
- */
-typedef struct {
- int dlt;
- char *name;
- char *description;
-} data_link_info_t;
-
-int get_pcap_linktype(pcap_t *pch, char *devname);
-GList *get_pcap_linktype_list(char *devname, char *err_buf);
-void free_pcap_linktype_list(GList *linktype_list);
-const char *set_pcap_linktype(pcap_t *pch, char *devname, int dlt);
-
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
-
-#endif /* HAVE_LIBPCAP */
-
-/*
- * Append to a GString an indication of the version of libpcap/WinPcap
- * with which we were compiled, if we were, or an indication that we
- * weren't compiled with libpcap/WinPcap, if we weren't.
- */
-extern void get_compiled_pcap_version(GString *str);
-
-/*
- * Append to a GString an indication of the version of libpcap/WinPcap
- * with which we're running, or an indication that we're not running
- * with libpcap/WinPcap, if we were compiled with libpcap/WinPcap,
- * or nothing, if we weren't compiled with libpcap/WinPcap.
- */
-extern void get_runtime_pcap_version(GString *str);
-
-#endif /* __PCAP_UTIL_H__ */
+/* pcap-util.h + * Utility definitions for packet capture + * + * $Id$ + * + * Ethereal - Network traffic analyzer + * By Gerald Combs <gerald@ethereal.com> + * 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 __PCAP_UTIL_H__ +#define __PCAP_UTIL_H__ + +#ifdef HAVE_LIBPCAP + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +/* + * XXX - this is also the traditional default snapshot size in + * tcpdump - but, if IPv6 is enabled, it defaults to 96, to get an + * IPv6 header + TCP + 22 extra bytes. + * + * Some libpcap versions for particular capture devices might happen + * to impose a minimum, but it's not always 68. + */ +#define MIN_PACKET_SIZE 68 /* minimum amount of packet data we can read */ + +#define MAX_WIN_IF_NAME_LEN 511 + +/* + * The list of interfaces returned by "get_interface_list()" is + * a list of these structures. + */ +typedef struct { + char *name; + char *description; + GSList *ip_addr; /* containing guint32 values */ + gboolean loopback; +} if_info_t; + +GList *get_interface_list(int *err, char *err_str); + +/* Error values from "get_interface_list()". */ +#define CANT_GET_INTERFACE_LIST 0 /* error getting list */ +#define NO_INTERFACES_FOUND 1 /* list is empty */ + +void free_interface_list(GList *if_list); + +/* + * Get an error message string for a CANT_GET_INTERFACE_LIST error from + * "get_interface_list()". + */ +gchar *cant_get_if_list_error_message(const char *err_str); + +/* + * The list of data link types returned by "get_pcap_linktype_list()" is + * a list of these structures. + */ +typedef struct { + int dlt; + char *name; + char *description; +} data_link_info_t; + +int get_pcap_linktype(pcap_t *pch, char *devname); +GList *get_pcap_linktype_list(char *devname, char *err_buf); +void free_pcap_linktype_list(GList *linktype_list); +const char *set_pcap_linktype(pcap_t *pch, char *devname, int dlt); + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* HAVE_LIBPCAP */ + +/* + * Append to a GString an indication of the version of libpcap/WinPcap + * with which we were compiled, if we were, or an indication that we + * weren't compiled with libpcap/WinPcap, if we weren't. + */ +extern void get_compiled_pcap_version(GString *str); + +/* + * Append to a GString an indication of the version of libpcap/WinPcap + * with which we're running, or an indication that we're not running + * with libpcap/WinPcap, if we were compiled with libpcap/WinPcap, + * or nothing, if we weren't compiled with libpcap/WinPcap. + */ +extern void get_runtime_pcap_version(GString *str); + +#endif /* __PCAP_UTIL_H__ */ |