mirror of
https://github.com/SoftEtherVPN/SoftEtherVPN.git
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97 lines
2.9 KiB
C
97 lines
2.9 KiB
C
/*
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* Copyright (c) 2001 - 2003
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* NetGroup, Politecnico di Torino (Italy)
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Politecnico di Torino nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef __tcp_session
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#define __tcp_session
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#ifdef WIN32
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#include "tme.h"
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#endif
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#ifdef __FreeBSD__
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#ifdef _KERNEL
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#include <net/tme/tme.h>
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#else
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#include <tme/tme.h>
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#endif
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#endif
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#define UNKNOWN 0
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#define SYN_RCV 1
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#define SYN_ACK_RCV 2
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#define ESTABLISHED 3
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#define CLOSED_RST 4
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#define FIN_CLN_RCV 5
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#define FIN_SRV_RCV 6
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#define CLOSED_FIN 7
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#define ERROR_TCP 8
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#define FIRST_IS_CLN 0
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#define FIRST_IS_SRV 0xffffffff
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#define FIN_CLN 1
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#define FIN_SRV 2
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#define MAX_WINDOW 65536
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typedef struct __tcp_data
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{
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struct timeval timestamp_block; /*DO NOT MOVE THIS VALUE*/
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struct timeval syn_timestamp;
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struct timeval last_timestamp;
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struct timeval syn_ack_timestamp;
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uint32 direction;
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uint32 seq_n_0_srv;
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uint32 seq_n_0_cln;
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uint32 ack_srv; /* acknowledge of (data sent by server) */
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uint32 ack_cln; /* acknowledge of (data sent by client) */
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uint32 status;
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uint32 pkts_cln_to_srv;
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uint32 pkts_srv_to_cln;
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uint32 bytes_srv_to_cln;
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uint32 bytes_cln_to_srv;
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uint32 close_state;
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}
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tcp_data;
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#define FIN 1
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#define SYN 2
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#define RST 4
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#define PSH 8
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#define ACK 16
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#define URG 32
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#define TCP_SESSION 0x00000800
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uint32 tcp_session(uint8 *block, uint32 pkt_size, TME_DATA *data, MEM_TYPE *mem_ex, uint8 *mem_data);
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#endif
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