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Annotation of XNU/bsd/netinet/ip_frag.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: /*
        !            23:  * Copyright (C) 1993-1997 by Darren Reed.
        !            24:  *
        !            25:  * Redistribution and use in source and binary forms are permitted
        !            26:  * provided that this notice is preserved and due credit is given
        !            27:  * to the original author and the contributors.
        !            28:  *
        !            29:  * @(#)ip_frag.h       1.5 3/24/96
        !            30:  */
        !            31: 
        !            32: #ifndef        __IP_FRAG_H__
        !            33: #define        __IP_FRAG_H__
        !            34: 
        !            35: #define        IPFT_SIZE       257
        !            36: 
        !            37: typedef        struct  ipfr    {
        !            38:        struct  ipfr    *ipfr_next, *ipfr_prev;
        !            39:        void    *ipfr_data;
        !            40:        struct  in_addr ipfr_src;
        !            41:        struct  in_addr ipfr_dst;
        !            42:        u_short ipfr_id;
        !            43:        u_char  ipfr_p;
        !            44:        u_char  ipfr_tos;
        !            45:        u_short ipfr_off;
        !            46:        u_short ipfr_ttl;
        !            47:        u_char  ipfr_pass;
        !            48: } ipfr_t;
        !            49: 
        !            50: 
        !            51: typedef        struct  ipfrstat {
        !            52:        u_long  ifs_exists;     /* add & already exists */
        !            53:        u_long  ifs_nomem;
        !            54:        u_long  ifs_new;
        !            55:        u_long  ifs_hits;
        !            56:        u_long  ifs_expire;
        !            57:        u_long  ifs_inuse;
        !            58:        struct  ipfr    **ifs_table;
        !            59:        struct  ipfr    **ifs_nattab;
        !            60: } ipfrstat_t;
        !            61: 
        !            62: #define        IPFR_CMPSZ      (4 + 4 + 2 + 1 + 1)
        !            63: 
        !            64: extern int     fr_ipfrttl;
        !            65: extern ipfrstat_t      *ipfr_fragstats __P((void));
        !            66: extern int     ipfr_newfrag __P((ip_t *, fr_info_t *, int));
        !            67: extern int     ipfr_nat_newfrag __P((ip_t *, fr_info_t *, int, struct nat *));
        !            68: extern nat_t   *ipfr_nat_knownfrag __P((ip_t *, fr_info_t *));
        !            69: extern int     ipfr_knownfrag __P((ip_t *, fr_info_t *));
        !            70: extern void    ipfr_forget __P((void *));
        !            71: extern void    ipfr_unload __P((void));
        !            72: 
        !            73: #if     (BSD >= 199306) || SOLARIS || defined(__sgi)
        !            74: extern void    ipfr_slowtimer __P((void));
        !            75: #else
        !            76: extern int     ipfr_slowtimer __P((void));
        !            77: #endif
        !            78: 
        !            79: #endif /* __IP_FIL_H__ */

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