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Annotation of 42BSD/sys/net/raw_cb.h, revision 1.1

1.1     ! root        1: /*     raw_cb.h        6.1     83/07/29        */
        !             2: 
        !             3: /*
        !             4:  * Raw protocol interface control block.  Used
        !             5:  * to tie a socket to the generic raw interface.
        !             6:  */
        !             7: struct rawcb {
        !             8:        struct  rawcb *rcb_next;        /* doubly linked list */
        !             9:        struct  rawcb *rcb_prev;
        !            10:        struct  socket *rcb_socket;     /* back pointer to socket */
        !            11:        struct  sockaddr rcb_faddr;     /* destination address */
        !            12:        struct  sockaddr rcb_laddr;     /* socket's address */
        !            13:        caddr_t rcb_pcb;                /* protocol specific stuff */
        !            14:        struct  route rcb_route;        /* routing information */
        !            15:        short   rcb_flags;
        !            16: };
        !            17: 
        !            18: /*
        !            19:  * Since we can't interpret canonical addresses,
        !            20:  * we mark an address present in the flags field.
        !            21:  */
        !            22: #define        RAW_LADDR       01
        !            23: #define        RAW_FADDR       02
        !            24: #define        RAW_DONTROUTE   04              /* no routing, default */
        !            25: 
        !            26: #define        sotorawcb(so)           ((struct rawcb *)(so)->so_pcb)
        !            27: 
        !            28: /*
        !            29:  * Nominal space allocated to a raw socket.
        !            30:  */
        !            31: #define        RAWSNDQ         2048
        !            32: #define        RAWRCVQ         2048
        !            33: 
        !            34: /*
        !            35:  * Format of raw interface header prepended by
        !            36:  * raw_input after call from protocol specific
        !            37:  * input routine.
        !            38:  */
        !            39: struct raw_header {
        !            40:        struct  sockproto raw_proto;    /* format of packet */
        !            41:        struct  sockaddr raw_dst;       /* dst address for rawintr */
        !            42:        struct  sockaddr raw_src;       /* src address for sbappendaddr */
        !            43: };
        !            44: 
        !            45: #ifdef KERNEL
        !            46: struct rawcb rawcb;                    /* head of list */
        !            47: #endif

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