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

1.1       root        1: /*
                      2:  * Copyright (c) 1984, 1985, 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:  *     @(#)ns_pcb.h    7.1 (Berkeley) 6/5/86
                      7:  */
                      8: 
                      9: /*
                     10:  * Ns protocol interface control block.
                     11:  */
                     12: struct nspcb {
                     13:        struct  nspcb *nsp_next;        /* doubly linked list */
                     14:        struct  nspcb *nsp_prev;
                     15:        struct  nspcb *nsp_head;
                     16:        struct  socket *nsp_socket;     /* back pointer to socket */
                     17:        struct  ns_addr nsp_faddr;      /* destination address */
                     18:        struct  ns_addr nsp_laddr;      /* socket's address */
                     19:        caddr_t nsp_pcb;                /* protocol specific stuff */
                     20:        struct  route nsp_route;        /* routing information */
                     21:        struct  ns_addr nsp_lastdst;    /* validate cached route for dg socks*/
                     22:        long    nsp_notify_param;       /* extra info passed via ns_pcbnotify*/
                     23:        short   nsp_flags;
                     24:        u_char  nsp_dpt;                /* default packet type for idp_output*/
                     25:        u_char  nsp_rpt;                /* last received packet type by
                     26:                                                                idp_input() */
                     27: };
                     28: 
                     29: /* possible flags */
                     30: 
                     31: #define NSP_IN_ABORT   0x1             /* calling abort through socket */
                     32: #define NSP_RAWIN      0x2             /* show headers on input */
                     33: #define NSP_RAWOUT     0x4             /* show header on output */
                     34: #define NSP_ALL_PACKETS        0x8             /* Turn off higher proto processing */
                     35: 
                     36: #define        NS_WILDCARD     1
                     37: 
                     38: #define nsp_lport nsp_laddr.x_port
                     39: #define nsp_fport nsp_faddr.x_port
                     40: 
                     41: #define        sotonspcb(so)           ((struct nspcb *)((so)->so_pcb))
                     42: 
                     43: /*
                     44:  * Nominal space allocated to a ns socket.
                     45:  */
                     46: #define        NSSNDQ          2048
                     47: #define        NSRCVQ          2048
                     48: 
                     49: 
                     50: #ifdef KERNEL
                     51: struct nspcb nspcb;                    /* head of list */
                     52: struct nspcb *ns_pcblookup();
                     53: #endif

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