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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.
*
*/
#ifndef _FLOW_HASH_H_
#define _FLOW_HASH_H_
#include "ntop_includes.h"
class FlowHash : public GenericHash {
public:
FlowHash(NetworkInterface *iface, u_int _num_hashes, u_int _max_hash_size);
Flow* find(IpAddress *src_ip, IpAddress *dst_ip,
u_int16_t src_port, u_int16_t dst_port,
VLANid vlanId, u_int16_t observation_domain_id,
u_int8_t protocol,
const ICMPinfo * const icmp_info,
bool *src2dst_direction,
bool is_inline_call);
/**
* @brief Find an entry by key value and hash entry id.
*
* @param key Key value of the flow
* @param hash_id The unique identifier of the flow in the hash table
* @return Pointer of entry that matches with the key parameter, NULL if there isn't entry with the key parameter or if the hash is empty.
*/
Flow* findByKeyAndHashId(u_int32_t key, u_int hash_id);
};
#endif /* _FLOW_HASH_H_ */
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