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/*
* Copyright (c) 1984, 1985, 1986, 1987, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)ns_pcb.h 8.1 (Berkeley) 6/10/93
*/
/*
* Ns protocol interface control block.
*/
struct nspcb {
struct nspcb *nsp_next; /* doubly linked list */
struct nspcb *nsp_prev;
struct nspcb *nsp_head;
struct socket *nsp_socket; /* back pointer to socket */
struct ns_addr nsp_faddr; /* destination address */
struct ns_addr nsp_laddr; /* socket's address */
caddr_t nsp_pcb; /* protocol specific stuff */
struct route nsp_route; /* routing information */
struct ns_addr nsp_lastdst; /* validate cached route for dg socks*/
long nsp_notify_param; /* extra info passed via ns_pcbnotify*/
short nsp_flags;
u_char nsp_dpt; /* default packet type for idp_output*/
u_char nsp_rpt; /* last received packet type by
idp_input() */
};
/* possible flags */
#define NSP_IN_ABORT 0x1 /* calling abort through socket */
#define NSP_RAWIN 0x2 /* show headers on input */
#define NSP_RAWOUT 0x4 /* show header on output */
#define NSP_ALL_PACKETS 0x8 /* Turn off higher proto processing */
#define NS_WILDCARD 1
#define nsp_lport nsp_laddr.x_port
#define nsp_fport nsp_faddr.x_port
#define sotonspcb(so) ((struct nspcb *)((so)->so_pcb))
/*
* Nominal space allocated to a ns socket.
*/
#define NSSNDQ 2048
#define NSRCVQ 2048
#ifdef KERNEL
struct nspcb nspcb; /* head of list */
struct nspcb *ns_pcblookup();
#endif
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