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1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
d7e50217 6 * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
7b1edb79 7 *
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8 * This file contains Original Code and/or Modifications of Original Code
9 * as defined in and that are subject to the Apple Public Source License
10 * Version 2.0 (the 'License'). You may not use this file except in
11 * compliance with the License. Please obtain a copy of the License at
12 * http://www.opensource.apple.com/apsl/ and read it before using this
13 * file.
14 *
15 * The Original Code and all software distributed under the License are
16 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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17 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
18 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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19 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
20 * Please see the License for the specific language governing rights and
21 * limitations under the License.
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22 *
23 * @APPLE_LICENSE_HEADER_END@
24 */
25/* Copyright (c) 1997, 1998 Apple Computer, Inc. All Rights Reserved */
26/*
27 * @(#)ndrv.h 1.1 (MacOSX) 6/10/43
28 * Justin Walker - 970604
29 */
30
31#ifndef _NET_NDRV_VAR_H
32#define _NET_NDRV_VAR_H
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33#include <sys/appleapiopts.h>
34#ifdef KERNEL
35#ifdef __APPLE_API_PRIVATE
36
37/*
38 * structure for storing a linked list of multicast addresses
39 * registered by this socket. May be variable in length.
40 */
41
42struct ndrv_multiaddr
43{
44 struct ndrv_multiaddr* next;
45 struct sockaddr addr;
46};
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47
48/*
49 * The cb is plugged into the socket (so_pcb), and the ifnet structure
50 * of BIND is plugged in here.
51 * For now, it looks like a raw_cb up front...
52 */
53struct ndrv_cb
54{
55 struct ndrv_cb *nd_next; /* Doubly-linked list */
56 struct ndrv_cb *nd_prev;
57 struct socket *nd_socket; /* Back to the socket */
9bccf70c 58 u_int32_t nd_signature; /* Just double-checking */
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59 struct sockaddr_ndrv *nd_faddr;
60 struct sockaddr_ndrv *nd_laddr;
61 struct sockproto nd_proto; /* proto family, protocol */
62 int nd_descrcnt; /* # elements in nd_dlist - Obsolete */
63 TAILQ_HEAD(dlist, dlil_demux_desc) nd_dlist; /* Descr. list */
9bccf70c 64 struct ifnet *nd_if; /* obsolete, maintained for binary compatibility */
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65 u_long nd_send_tag;
66 u_long nd_tag;
67 u_long nd_family;
9bccf70c 68 struct ndrv_multiaddr* nd_multiaddrs;
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69 short nd_unit;
70};
71
72#define sotondrvcb(so) ((struct ndrv_cb *)(so)->so_pcb)
73#define NDRV_SIGNATURE 0x4e445256 /* "NDRV" */
74
75/* Nominal allocated space for NDRV sockets */
76#define NDRVSNDQ 8192
77#define NDRVRCVQ 8192
78
7b1edb79 79extern struct ndrv_cb ndrvl; /* Head of controlblock list */
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80#endif /* __APPLE_API_PRIVATE */
81#endif /* KERNEL */
7b1edb79 82#endif /* _NET_NDRV_VAR_H */