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Annotation of 43BSDReno/sys/netns/ns_pcb.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1984, 1985, 1986, 1987 Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution is only permitted until one year after the first shipment
                      6:  * of 4.4BSD by the Regents.  Otherwise, redistribution and use in source and
                      7:  * binary forms are permitted provided that: (1) source distributions retain
                      8:  * this entire copyright notice and comment, and (2) distributions including
                      9:  * binaries display the following acknowledgement:  This product includes
                     10:  * software developed by the University of California, Berkeley and its
                     11:  * contributors'' in the documentation or other materials provided with the
                     12:  * distribution and in all advertising materials mentioning features or use
                     13:  * of this software.  Neither the name of the University nor the names of
                     14:  * its contributors may be used to endorse or promote products derived from
                     15:  * this software without specific prior written permission.
                     16:  * THIS SOFTWARE IS PROVIDED AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
                     17:  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
                     18:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     19:  *
                     20:  *     @(#)ns_pcb.h    7.4 (Berkeley) 6/28/90
                     21:  */
                     22: 
                     23: /*
                     24:  * Ns protocol interface control block.
                     25:  */
                     26: struct nspcb {
                     27:        struct  nspcb *nsp_next;        /* doubly linked list */
                     28:        struct  nspcb *nsp_prev;
                     29:        struct  nspcb *nsp_head;
                     30:        struct  socket *nsp_socket;     /* back pointer to socket */
                     31:        struct  ns_addr nsp_faddr;      /* destination address */
                     32:        struct  ns_addr nsp_laddr;      /* socket's address */
                     33:        caddr_t nsp_pcb;                /* protocol specific stuff */
                     34:        struct  route nsp_route;        /* routing information */
                     35:        struct  ns_addr nsp_lastdst;    /* validate cached route for dg socks*/
                     36:        long    nsp_notify_param;       /* extra info passed via ns_pcbnotify*/
                     37:        short   nsp_flags;
                     38:        u_char  nsp_dpt;                /* default packet type for idp_output*/
                     39:        u_char  nsp_rpt;                /* last received packet type by
                     40:                                                                idp_input() */
                     41: };
                     42: 
                     43: /* possible flags */
                     44: 
                     45: #define NSP_IN_ABORT   0x1             /* calling abort through socket */
                     46: #define NSP_RAWIN      0x2             /* show headers on input */
                     47: #define NSP_RAWOUT     0x4             /* show header on output */
                     48: #define NSP_ALL_PACKETS        0x8             /* Turn off higher proto processing */
                     49: 
                     50: #define        NS_WILDCARD     1
                     51: 
                     52: #define nsp_lport nsp_laddr.x_port
                     53: #define nsp_fport nsp_faddr.x_port
                     54: 
                     55: #define        sotonspcb(so)           ((struct nspcb *)((so)->so_pcb))
                     56: 
                     57: /*
                     58:  * Nominal space allocated to a ns socket.
                     59:  */
                     60: #define        NSSNDQ          2048
                     61: #define        NSRCVQ          2048
                     62: 
                     63: 
                     64: #ifdef KERNEL
                     65: struct nspcb nspcb;                    /* head of list */
                     66: struct nspcb *ns_pcblookup();
                     67: #endif

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