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Annotation of 43BSDTahoe/sys/net/raw_cb.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980, 1986 Regents of the University of California.
        !             3:  * All rights reserved.
        !             4:  *
        !             5:  * Redistribution and use in source and binary forms are permitted
        !             6:  * provided that the above copyright notice and this paragraph are
        !             7:  * duplicated in all such forms and that any documentation,
        !             8:  * advertising materials, and other materials related to such
        !             9:  * distribution and use acknowledge that the software was developed
        !            10:  * by the University of California, Berkeley.  The name of the
        !            11:  * University may not be used to endorse or promote products derived
        !            12:  * from this software without specific prior written permission.
        !            13:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
        !            14:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
        !            15:  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            16:  *
        !            17:  *     @(#)raw_cb.h    7.3 (Berkeley) 6/27/88
        !            18:  */
        !            19: 
        !            20: /*
        !            21:  * Raw protocol interface control block.  Used
        !            22:  * to tie a socket to the generic raw interface.
        !            23:  */
        !            24: struct rawcb {
        !            25:        struct  rawcb *rcb_next;        /* doubly linked list */
        !            26:        struct  rawcb *rcb_prev;
        !            27:        struct  socket *rcb_socket;     /* back pointer to socket */
        !            28:        struct  sockaddr rcb_faddr;     /* destination address */
        !            29:        struct  sockaddr rcb_laddr;     /* socket's address */
        !            30:        struct  sockproto rcb_proto;    /* protocol family, protocol */
        !            31:        caddr_t rcb_pcb;                /* protocol specific stuff */
        !            32:        struct  mbuf *rcb_options;      /* protocol specific options */
        !            33:        struct  route rcb_route;        /* routing information */
        !            34:        short   rcb_flags;
        !            35: };
        !            36: 
        !            37: /*
        !            38:  * Since we can't interpret canonical addresses,
        !            39:  * we mark an address present in the flags field.
        !            40:  */
        !            41: #define        RAW_LADDR       01
        !            42: #define        RAW_FADDR       02
        !            43: #define        RAW_DONTROUTE   04              /* no routing, default */
        !            44: 
        !            45: #define        sotorawcb(so)           ((struct rawcb *)(so)->so_pcb)
        !            46: 
        !            47: /*
        !            48:  * Nominal space allocated to a raw socket.
        !            49:  */
        !            50: #define        RAWSNDQ         2048
        !            51: #define        RAWRCVQ         2048
        !            52: 
        !            53: /*
        !            54:  * Format of raw interface header prepended by
        !            55:  * raw_input after call from protocol specific
        !            56:  * input routine.
        !            57:  */
        !            58: struct raw_header {
        !            59:        struct  sockproto raw_proto;    /* format of packet */
        !            60:        struct  sockaddr raw_dst;       /* dst address for rawintr */
        !            61:        struct  sockaddr raw_src;       /* src address for sbappendaddr */
        !            62: };
        !            63: 
        !            64: #ifdef KERNEL
        !            65: struct rawcb rawcb;                    /* head of list */
        !            66: #endif

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