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Annotation of 43BSD/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.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  *
        !             6:  *     @(#)raw_cb.h    7.1 (Berkeley) 6/4/86
        !             7:  */
        !             8: 
        !             9: /*
        !            10:  * Raw protocol interface control block.  Used
        !            11:  * to tie a socket to the generic raw interface.
        !            12:  */
        !            13: struct rawcb {
        !            14:        struct  rawcb *rcb_next;        /* doubly linked list */
        !            15:        struct  rawcb *rcb_prev;
        !            16:        struct  socket *rcb_socket;     /* back pointer to socket */
        !            17:        struct  sockaddr rcb_faddr;     /* destination address */
        !            18:        struct  sockaddr rcb_laddr;     /* socket's address */
        !            19:        struct  sockproto rcb_proto;    /* protocol family, protocol */
        !            20:        caddr_t rcb_pcb;                /* protocol specific stuff */
        !            21:        struct  mbuf *rcb_options;      /* protocol specific options */
        !            22:        struct  route rcb_route;        /* routing information */
        !            23:        short   rcb_flags;
        !            24: };
        !            25: 
        !            26: /*
        !            27:  * Since we can't interpret canonical addresses,
        !            28:  * we mark an address present in the flags field.
        !            29:  */
        !            30: #define        RAW_LADDR       01
        !            31: #define        RAW_FADDR       02
        !            32: #define        RAW_DONTROUTE   04              /* no routing, default */
        !            33: 
        !            34: #define        sotorawcb(so)           ((struct rawcb *)(so)->so_pcb)
        !            35: 
        !            36: /*
        !            37:  * Nominal space allocated to a raw socket.
        !            38:  */
        !            39: #define        RAWSNDQ         2048
        !            40: #define        RAWRCVQ         2048
        !            41: 
        !            42: /*
        !            43:  * Format of raw interface header prepended by
        !            44:  * raw_input after call from protocol specific
        !            45:  * input routine.
        !            46:  */
        !            47: struct raw_header {
        !            48:        struct  sockproto raw_proto;    /* format of packet */
        !            49:        struct  sockaddr raw_dst;       /* dst address for rawintr */
        !            50:        struct  sockaddr raw_src;       /* src address for sbappendaddr */
        !            51: };
        !            52: 
        !            53: #ifdef KERNEL
        !            54: struct rawcb rawcb;                    /* head of list */
        !            55: #endif

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