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15637ed4 RG |
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, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
32 | * | |
136b31f1 | 33 | * from: @(#)ns_pcb.h 7.4 (Berkeley) 6/28/90 |
fde1aeb2 | 34 | * $Id: ns_pcb.h,v 1.4 1993/11/25 01:36:34 wollman Exp $ |
15637ed4 RG |
35 | */ |
36 | ||
8ace4366 GW |
37 | #ifndef _NETNS_NS_PCB_H_ |
38 | #define _NETNS_NS_PCB_H_ 1 | |
39 | ||
15637ed4 RG |
40 | /* |
41 | * Ns protocol interface control block. | |
42 | */ | |
43 | struct nspcb { | |
44 | struct nspcb *nsp_next; /* doubly linked list */ | |
45 | struct nspcb *nsp_prev; | |
46 | struct nspcb *nsp_head; | |
47 | struct socket *nsp_socket; /* back pointer to socket */ | |
48 | struct ns_addr nsp_faddr; /* destination address */ | |
49 | struct ns_addr nsp_laddr; /* socket's address */ | |
50 | caddr_t nsp_pcb; /* protocol specific stuff */ | |
51 | struct route nsp_route; /* routing information */ | |
52 | struct ns_addr nsp_lastdst; /* validate cached route for dg socks*/ | |
53 | long nsp_notify_param; /* extra info passed via ns_pcbnotify*/ | |
54 | short nsp_flags; | |
55 | u_char nsp_dpt; /* default packet type for idp_output*/ | |
56 | u_char nsp_rpt; /* last received packet type by | |
57 | idp_input() */ | |
58 | }; | |
59 | ||
60 | /* possible flags */ | |
61 | ||
62 | #define NSP_IN_ABORT 0x1 /* calling abort through socket */ | |
63 | #define NSP_RAWIN 0x2 /* show headers on input */ | |
64 | #define NSP_RAWOUT 0x4 /* show header on output */ | |
65 | #define NSP_ALL_PACKETS 0x8 /* Turn off higher proto processing */ | |
66 | ||
67 | #define NS_WILDCARD 1 | |
68 | ||
69 | #define nsp_lport nsp_laddr.x_port | |
70 | #define nsp_fport nsp_faddr.x_port | |
71 | ||
72 | #define sotonspcb(so) ((struct nspcb *)((so)->so_pcb)) | |
73 | ||
74 | /* | |
75 | * Nominal space allocated to a ns socket. | |
76 | */ | |
77 | #define NSSNDQ 2048 | |
78 | #define NSRCVQ 2048 | |
79 | ||
80 | ||
81 | #ifdef KERNEL | |
8ace4366 | 82 | extern struct nspcb nspcb; /* head of list */ |
fde1aeb2 GW |
83 | |
84 | extern int ns_pcballoc(struct socket *, struct nspcb *); | |
85 | extern int ns_pcbbind(struct nspcb *, struct mbuf *); | |
86 | extern int ns_pcbconnect(struct nspcb *, struct mbuf *); | |
87 | extern void ns_pcbdisconnect(struct nspcb *); | |
4c45483e | 88 | extern void ns_pcbdetach(struct nspcb *); |
fde1aeb2 GW |
89 | extern void ns_setsockaddr(struct nspcb *, struct mbuf *); |
90 | extern void ns_setpeeraddr(struct nspcb *, struct mbuf *); | |
91 | typedef void (*ns_notify_func_t)(struct nspcb *, int); | |
92 | extern void ns_pcbnotify(struct ns_addr *, int, ns_notify_func_t, long); | |
93 | extern struct nspcb *ns_pcblookup(struct ns_addr *, int /*u_short*/, int); | |
4c45483e | 94 | |
fde1aeb2 | 95 | #endif /* KERNEL */ |
8ace4366 | 96 | #endif /* _NETNS_NS_PCB_H_ */ |