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suricata/src/source-netmap.h

85 lines
2.0 KiB
C

/* Copyright (C) 2014 Open Information Security Foundation
*
* You can copy, redistribute or modify this Program under the terms of
* the GNU General Public License version 2 as published by the Free
* Software Foundation.
*
* 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
* version 2 along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
/**
* \file
*
* \author Aleksey Katargin <gureedo@gmail.com>
*/
#ifndef __SOURCE_NETMAP_H__
#define __SOURCE_NETMAP_H__
#include "queue.h"
/* copy modes */
enum {
NETMAP_COPY_MODE_NONE,
NETMAP_COPY_MODE_TAP,
NETMAP_COPY_MODE_IPS,
};
#define NETMAP_IFACE_NAME_LENGTH 48
typedef struct NetmapIfaceSettings_
{
/* real inner interface name */
char iface[NETMAP_IFACE_NAME_LENGTH];
int threads;
/* sw ring flag for out_iface */
int sw_ring;
int promisc;
int copy_mode;
ChecksumValidationMode checksum_mode;
char *bpf_filter;
} NetmapIfaceSettings;
typedef struct NetmapIfaceConfig_
{
/* semantic interface name */
char iface_name[NETMAP_IFACE_NAME_LENGTH];
/* settings for out capture device*/
NetmapIfaceSettings in;
/* semantic interface name */
char *out_iface_name;
/* settings for outgoing iface for IPS/TAP */
NetmapIfaceSettings out;
SC_ATOMIC_DECLARE(unsigned int, ref);
void (*DerefFunc)(void *);
} NetmapIfaceConfig;
typedef struct NetmapPacketVars_
{
int ring_id;
int slot_id;
int dst_ring_id;
/* NetmapThreadVars */
void *ntv;
} NetmapPacketVars;
int NetmapGetRSSCount(const char *ifname);
void TmModuleReceiveNetmapRegister (void);
void TmModuleDecodeNetmapRegister (void);
#endif /* __SOURCE_NETMAP_H__ */