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Annotation of 43BSDTahoe/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 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:  *     @(#)ns_pcb.h    7.3 (Berkeley) 6/29/88
                     18:  */
                     19: 
                     20: /*
                     21:  * Ns protocol interface control block.
                     22:  */
                     23: struct nspcb {
                     24:        struct  nspcb *nsp_next;        /* doubly linked list */
                     25:        struct  nspcb *nsp_prev;
                     26:        struct  nspcb *nsp_head;
                     27:        struct  socket *nsp_socket;     /* back pointer to socket */
                     28:        struct  ns_addr nsp_faddr;      /* destination address */
                     29:        struct  ns_addr nsp_laddr;      /* socket's address */
                     30:        caddr_t nsp_pcb;                /* protocol specific stuff */
                     31:        struct  route nsp_route;        /* routing information */
                     32:        struct  ns_addr nsp_lastdst;    /* validate cached route for dg socks*/
                     33:        long    nsp_notify_param;       /* extra info passed via ns_pcbnotify*/
                     34:        short   nsp_flags;
                     35:        u_char  nsp_dpt;                /* default packet type for idp_output*/
                     36:        u_char  nsp_rpt;                /* last received packet type by
                     37:                                                                idp_input() */
                     38: };
                     39: 
                     40: /* possible flags */
                     41: 
                     42: #define NSP_IN_ABORT   0x1             /* calling abort through socket */
                     43: #define NSP_RAWIN      0x2             /* show headers on input */
                     44: #define NSP_RAWOUT     0x4             /* show header on output */
                     45: #define NSP_ALL_PACKETS        0x8             /* Turn off higher proto processing */
                     46: 
                     47: #define        NS_WILDCARD     1
                     48: 
                     49: #define nsp_lport nsp_laddr.x_port
                     50: #define nsp_fport nsp_faddr.x_port
                     51: 
                     52: #define        sotonspcb(so)           ((struct nspcb *)((so)->so_pcb))
                     53: 
                     54: /*
                     55:  * Nominal space allocated to a ns socket.
                     56:  */
                     57: #define        NSSNDQ          2048
                     58: #define        NSRCVQ          2048
                     59: 
                     60: 
                     61: #ifdef KERNEL
                     62: struct nspcb nspcb;                    /* head of list */
                     63: struct nspcb *ns_pcblookup();
                     64: #endif

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