1/*
2 * Copyright (c) 2022 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
29#ifndef _NET_IF_REDIRECT_VAR_H_
30#define _NET_IF_REDIRECT_VAR_H_ 1
31
32#ifdef KERNEL_PRIVATE
33__private_extern__ void if_redirect_init(void);
34#endif /* KERNEL_PRIVATE */
35
36/* Arbitrary identifier for params type */
37#define RD_CREATE_PARAMS_TYPE 0x2D27
38
39/*
40 * This lets us create an rd interface without auto-attaching fsw. Sometimes we
41 * need to be able to disable fsw auto-attachment, one example being skywalk
42 * unit tests (e.g. skt_xferrdudpping): rdar://109413097
43 */
44#define RD_CREATE_PARAMS_TYPE_NOATTACH 0x2D28
45
46struct if_redirect_create_params {
47 uint16_t ircp_type;
48 uint16_t ircp_len;
49 uint32_t ircp_ftype;
50};
51
52/*
53 * SIOCSDRVSPEC
54 */
55enum {
56 RD_S_CMD_NONE = 0,
57 RD_S_CMD_SET_DELEGATE = 1,
58};
59
60struct if_redirect_request {
61 uint64_t ifrr_reserved[4];
62 union {
63 char ifrru_buf[128]; /* stable size */
64 char ifrru_delegate_name[IFNAMSIZ]; /* if name */
65 } ifrr_u;
66#define ifrr_delegate_name ifrr_u.ifrru_delegate_name
67};
68
69#endif /* _NET_IF_REDIRECT_VAR_H_ */
70