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| 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
|---|---|
| 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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