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62 lines (52 loc) · 2.01 KB
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/*
* Copyright (c) 2002, 2003, 2004 Niels Provos <provos@citi.umich.edu>
* All rights reserved.
*
* 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 2 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
* 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 2 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 _HSNIFF_H_
#define _HSNIFF_H_
#define HSNIFF_PIDFILE "/var/run/hsniff.pid"
#define HSNIFF_MAX_INTERFACES 10
#define HSNIFF_CON_EXPIRE 300
struct event_base *hsniff_libevent_base;
struct tcp_segment {
TAILQ_ENTRY(tcp_segment) next;
uint32_t seq;
size_t len;
void *data;
};
struct tcp_track {
struct tuple conhdr;
uint32_t snd_una;
TAILQ_HEAD(tcpq, tcp_segment) segments;
struct event *timeout;
};
void hsniff_tcp_timeout(int, short, void *);
void droppriv(uid_t, gid_t);
#endif /* _HSNIFF_H_ */