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/*
*
* (C) 2013-22 - ntop.org
*
*
* 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 3 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.
*
*/
#ifdef HAVE_PF_RING
#ifndef _PF_RING_NETWORK_INTERFACE_H_
#define _PF_RING_NETWORK_INTERFACE_H_
#include "ntop_includes.h"
#define PF_RING_MAX_SOCKETS 2
class PF_RINGInterface : public NetworkInterface {
private:
pfring *pfring_handle[PF_RING_MAX_SOCKETS];
int num_pfring_handles;
u_int32_t dropped_packets;
pfring_stat last_pfring_stat;
void updatePacketsStats();
u_int32_t getNumDroppedPackets();
pfring *pfringSocketInit(const char *name);
public:
PF_RINGInterface(const char *name);
~PF_RINGInterface();
void singlePacketPollLoop();
void multiPacketPollLoop();
virtual bool areTrafficDirectionsSupported() { return(true); };
bool isDiscoverableInterface() { return(!isTrafficMirrored()); };
virtual InterfaceType getIfType() const { return(interface_type_PF_RING); };
virtual const char* get_type() const { return(CONST_INTERFACE_TYPE_PF_RING); };
inline int get_num_pfring_handles() { return(num_pfring_handles); };
void startPacketPolling();
void shutdown();
bool set_packet_filter(char *filter);
};
#endif /* _PF_RING_NETWORK_INTERFACE_H_ */
#endif /* HAVE_PF_RING */
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