60 lines
1.8 KiB
C
60 lines
1.8 KiB
C
/**
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* \file server/process_packet.h
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*
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* \brief Header file for process_packet and other fwknopd code.
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*/
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/* Fwknop is developed primarily by the people listed in the file 'AUTHORS'.
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* Copyright (C) 2009-2015 fwknop developers and contributors. For a full
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* list of contributors, see the file 'CREDITS'.
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*
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* License (GNU General Public License):
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*
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*****************************************************************************
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*/
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#ifndef PROCESS_PACKET_H
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#define PROCESS_PACKET_H
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#if USE_LIBPCAP
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#include <pcap.h>
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#define PACKET_HEADER_META const struct pcap_pkthdr *packet_header
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#define PROCESS_PKT_ARGS_TYPE unsigned char
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#else
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#define PACKET_HEADER_META unsigned short pkt_len
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#define PROCESS_PKT_ARGS_TYPE fko_srv_options_t
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#endif
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#define IPV4_VER_MASK 0x15
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#define MIN_IPV4_WORDS 0x05
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/* For items not defined by this system
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*/
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#ifndef ETHER_CRC_LEN
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#define ETHER_CRC_LEN 4
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#endif
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#ifndef ETHER_HDR_LEN
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#define ETHER_HDR_LEN 14
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#endif
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/* Prototypes
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*/
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void process_packet(PROCESS_PKT_ARGS_TYPE *opts, PACKET_HEADER_META,
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const unsigned char *packet);
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#endif /* PROCESS_PACKET_H */
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