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/* Header file for IP tables userspace logging, Version 1.8

 *

 * (C) 2000-2002 by Harald Welte <laforge@gnumonks.org>

 *

 * Distributed under the terms of GNU GPL */

#ifndef _IPT_ULOG_H

#define _IPT_ULOG_H

#ifndef NETLINK_NFLOG

#define NETLINK_NFLOG   5

#endif

#define ULOG_DEFAULT_NLGROUP    1

#define ULOG_DEFAULT_QTHRESHOLD 1

#define ULOG_MAC_LEN    80

#define ULOG_PREFIX_LEN 32

#define ULOG_MAX_QLEN   50

/* Why 50? Well... there is a limit imposed by the slab cache 131000

 * bytes. So the multipart netlink-message has to be < 131000 bytes.

 * Assuming a standard ethernet-mtu of 1500, we could define this up

 * to 80... but even 50 seems to be big enough. */

/* private data structure for each rule with a ULOG target */

struct ipt_ulog_info {

        unsigned int nl_group;

        size_t copy_range;

        size_t qthreshold;

        char prefix[ULOG_PREFIX_LEN];

};

/* Format of the ULOG packets passed through netlink */

typedef struct ulog_packet_msg {

        unsigned long mark;

        long timestamp_sec;

        long timestamp_usec;

        unsigned int hook;

        char indev_name[IFNAMSIZ];

        char outdev_name[IFNAMSIZ];

        size_t data_len;

        char prefix[ULOG_PREFIX_LEN];

        unsigned char mac_len;

        unsigned char mac[ULOG_MAC_LEN];

        unsigned char payload[0];

} ulog_packet_msg_t;

#endif /*_IPT_ULOG_H*/