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1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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2 | /* |
3 | * Kernel Connection Multiplexor |
4 | * |
5 | * Copyright (c) 2016 Tom Herbert <tom@herbertland.com> |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify |
8 | * it under the terms of the GNU General Public License version 2 |
9 | * as published by the Free Software Foundation. |
10 | * |
11 | * User API to clone KCM sockets and attach transport socket to a KCM |
12 | * multiplexor. |
13 | */ |
14 | |
15 | #ifndef KCM_KERNEL_H |
16 | #define KCM_KERNEL_H |
17 | |
18 | struct kcm_attach { |
19 | int fd; |
20 | int bpf_fd; |
21 | }; |
22 | |
23 | struct kcm_unattach { |
24 | int fd; |
25 | }; |
26 | |
27 | struct kcm_clone { |
28 | int fd; |
29 | }; |
30 | |
31 | #define SIOCKCMATTACH (SIOCPROTOPRIVATE + 0) |
32 | #define SIOCKCMUNATTACH (SIOCPROTOPRIVATE + 1) |
33 | #define SIOCKCMCLONE (SIOCPROTOPRIVATE + 2) |
34 | |
35 | #define KCMPROTO_CONNECTED 0 |
36 | |
37 | /* Socket options */ |
38 | #define KCM_RECV_DISABLE 1 |
39 | |
40 | #endif |
41 | |
42 |
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