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Annotation of sys/net/if_pflog.h, Revision 1.1

1.1     ! nbrk        1: /* $OpenBSD: if_pflog.h,v 1.14 2006/10/25 11:27:01 henning Exp $ */
        !             2: /*
        !             3:  * Copyright 2001 Niels Provos <provos@citi.umich.edu>
        !             4:  * All rights reserved.
        !             5:  *
        !             6:  * Redistribution and use in source and binary forms, with or without
        !             7:  * modification, are permitted provided that the following conditions
        !             8:  * are met:
        !             9:  * 1. Redistributions of source code must retain the above copyright
        !            10:  *    notice, this list of conditions and the following disclaimer.
        !            11:  * 2. Redistributions in binary form must reproduce the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer in the
        !            13:  *    documentation and/or other materials provided with the distribution.
        !            14:  *
        !            15:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            16:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            17:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            18:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
        !            19:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
        !            20:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
        !            21:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
        !            22:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
        !            23:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
        !            24:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
        !            25:  */
        !            26:
        !            27: #ifndef _NET_IF_PFLOG_H_
        !            28: #define _NET_IF_PFLOG_H_
        !            29:
        !            30: #define        PFLOGIFS_MAX    16
        !            31:
        !            32: struct pflog_softc {
        !            33:        struct ifnet            sc_if;          /* the interface */
        !            34:        int                     sc_unit;
        !            35:        LIST_ENTRY(pflog_softc) sc_list;
        !            36: };
        !            37:
        !            38: #define PFLOG_RULESET_NAME_SIZE        16
        !            39:
        !            40: struct pfloghdr {
        !            41:        u_int8_t        length;
        !            42:        sa_family_t     af;
        !            43:        u_int8_t        action;
        !            44:        u_int8_t        reason;
        !            45:        char            ifname[IFNAMSIZ];
        !            46:        char            ruleset[PFLOG_RULESET_NAME_SIZE];
        !            47:        u_int32_t       rulenr;
        !            48:        u_int32_t       subrulenr;
        !            49:        uid_t           uid;
        !            50:        pid_t           pid;
        !            51:        uid_t           rule_uid;
        !            52:        pid_t           rule_pid;
        !            53:        u_int8_t        dir;
        !            54:        u_int8_t        pad[3];
        !            55: };
        !            56:
        !            57: #define PFLOG_HDRLEN           sizeof(struct pfloghdr)
        !            58: /* minus pad, also used as a signature */
        !            59: #define PFLOG_REAL_HDRLEN      offsetof(struct pfloghdr, pad)
        !            60:
        !            61: /* XXX remove later when old format logs are no longer needed */
        !            62: struct old_pfloghdr {
        !            63:        u_int32_t af;
        !            64:        char ifname[IFNAMSIZ];
        !            65:        short rnr;
        !            66:        u_short reason;
        !            67:        u_short action;
        !            68:        u_short dir;
        !            69: };
        !            70: #define OLD_PFLOG_HDRLEN       sizeof(struct old_pfloghdr)
        !            71:
        !            72: #ifdef _KERNEL
        !            73:
        !            74: #if NPFLOG > 0
        !            75: #define        PFLOG_PACKET(i,x,a,b,c,d,e,f,g,h) pflog_packet(i,a,b,c,d,e,f,g,h)
        !            76: #else
        !            77: #define        PFLOG_PACKET(i,x,a,b,c,d,e,f,g,h) ((void)0)
        !            78: #endif /* NPFLOG > 0 */
        !            79: #endif /* _KERNEL */
        !            80: #endif /* _NET_IF_PFLOG_H_ */