81 lines
3.1 KiB
C
81 lines
3.1 KiB
C
/*
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* Copyright (c) 1984, 1985, 1986, 1987 Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)ns_pcb.h 7.4 (Berkeley) 6/28/90
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*/
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/*
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* Ns protocol interface control block.
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*/
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struct nspcb {
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struct nspcb *nsp_next; /* doubly linked list */
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struct nspcb *nsp_prev;
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struct nspcb *nsp_head;
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struct socket *nsp_socket; /* back pointer to socket */
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struct ns_addr nsp_faddr; /* destination address */
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struct ns_addr nsp_laddr; /* socket's address */
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caddr_t nsp_pcb; /* protocol specific stuff */
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struct route nsp_route; /* routing information */
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struct ns_addr nsp_lastdst; /* validate cached route for dg socks*/
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long nsp_notify_param; /* extra info passed via ns_pcbnotify*/
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short nsp_flags;
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u_char nsp_dpt; /* default packet type for idp_output*/
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u_char nsp_rpt; /* last received packet type by
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idp_input() */
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};
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/* possible flags */
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#define NSP_IN_ABORT 0x1 /* calling abort through socket */
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#define NSP_RAWIN 0x2 /* show headers on input */
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#define NSP_RAWOUT 0x4 /* show header on output */
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#define NSP_ALL_PACKETS 0x8 /* Turn off higher proto processing */
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#define NS_WILDCARD 1
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#define nsp_lport nsp_laddr.x_port
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#define nsp_fport nsp_faddr.x_port
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#define sotonspcb(so) ((struct nspcb *)((so)->so_pcb))
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/*
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* Nominal space allocated to a ns socket.
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*/
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#define NSSNDQ 2048
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#define NSRCVQ 2048
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#ifdef KERNEL
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struct nspcb nspcb; /* head of list */
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struct nspcb *ns_pcblookup();
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#endif
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