1/*
2 * Copyright (c) 2000-2021 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28/* Copyright (c) 1997, 1998 Apple Computer, Inc. All Rights Reserved */
29/*
30 * @(#)ndrv.h 1.1 (MacOSX) 6/10/43
31 * Justin Walker - 970604
32 */
33
34#ifndef _NET_NDRV_VAR_H
35#define _NET_NDRV_VAR_H
36#ifdef PRIVATE
37
38#if BSD_KERNEL_PRIVATE
39/*
40 * structure for storing a linked list of multicast addresses
41 * registered by this socket. May be variable in length.
42 */
43struct ndrv_multiaddr {
44 struct ndrv_multiaddr *next;
45 ifmultiaddr_t ifma;
46 struct sockaddr *addr;
47};
48#endif
49
50/*
51 * The cb is plugged into the socket (so_pcb), and the ifnet structure
52 * of BIND is plugged in here.
53 * For now, it looks like a raw_cb up front...
54 */
55struct ndrv_cb {
56 TAILQ_ENTRY(ndrv_cb) nd_next;
57 struct socket *nd_socket; /* Back to the socket */
58 u_int32_t nd_signature; /* Just double-checking */
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 */
64 u_int32_t nd_dlist_cnt; /* Descr. list count */
65 struct ifnet *nd_if; /* obsolete, maintained for binary compatibility */
66 u_int32_t nd_proto_family;
67 u_int32_t nd_family;
68 struct ndrv_multiaddr* nd_multiaddrs;
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
79#endif /* PRIVATE */
80#endif /* _NET_NDRV_VAR_H */
81