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60 lines
2 KiB
C++
60 lines
2 KiB
C++
/*
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*
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* (C) 2015-18 - ntop.org
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#ifndef _PACKET_DUMPER_H_
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#define _PACKET_DUMPER_H_
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#include "ntop_includes.h"
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class PacketDumper {
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private:
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NetworkInterface *iface;
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time_t dump_end;
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pcap_dumper_t *dumper;
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u_int64_t num_sampled_packets, num_dumped_packets, num_dumped_unknown_packets;
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u_int32_t file_id, num_dumped_unknown_files;
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u_int16_t iface_type;
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time_t sec_start;
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int sampling_rate;
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unsigned int max_pkts_per_file, max_sec_per_file;
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unsigned int num_pkts_cur_file;
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public:
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PacketDumper(NetworkInterface *i);
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~PacketDumper();
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void closeDump();
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void idle(time_t when);
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bool checkClose(time_t when);
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void openDump(time_t when, int sampling_rate, unsigned int max_pkts_per_file,
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unsigned int max_sec_per_file);
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void dumpPacket(const struct pcap_pkthdr *h, const u_char *packet,
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dump_reason reason, int sampling_rate,
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unsigned int max_pkts_per_file, unsigned int max_sec_per_file);
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inline u_int64_t get_num_dumped_packets() { return(num_dumped_packets+num_dumped_unknown_packets); }
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inline u_int64_t get_num_dumped_files() { return(file_id+num_dumped_unknown_files); }
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void lua(lua_State *vm);
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inline void incUnknownPacketDump(u_int16_t num_pkts) {
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num_dumped_unknown_packets += num_pkts, num_dumped_unknown_files++;
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}
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};
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#endif /* _PACKET_DUMPER_H_ */
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