1*f80ad8b4SAndroid Build Coastguard Worker /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2*f80ad8b4SAndroid Build Coastguard Worker /* 3*f80ad8b4SAndroid Build Coastguard Worker * Kernel Connection Multiplexor 4*f80ad8b4SAndroid Build Coastguard Worker * 5*f80ad8b4SAndroid Build Coastguard Worker * Copyright (c) 2016 Tom Herbert <[email protected]> 6*f80ad8b4SAndroid Build Coastguard Worker * 7*f80ad8b4SAndroid Build Coastguard Worker * This program is free software; you can redistribute it and/or modify 8*f80ad8b4SAndroid Build Coastguard Worker * it under the terms of the GNU General Public License version 2 9*f80ad8b4SAndroid Build Coastguard Worker * as published by the Free Software Foundation. 10*f80ad8b4SAndroid Build Coastguard Worker * 11*f80ad8b4SAndroid Build Coastguard Worker * User API to clone KCM sockets and attach transport socket to a KCM 12*f80ad8b4SAndroid Build Coastguard Worker * multiplexor. 13*f80ad8b4SAndroid Build Coastguard Worker */ 14*f80ad8b4SAndroid Build Coastguard Worker 15*f80ad8b4SAndroid Build Coastguard Worker #ifndef KCM_KERNEL_H 16*f80ad8b4SAndroid Build Coastguard Worker #define KCM_KERNEL_H 17*f80ad8b4SAndroid Build Coastguard Worker 18*f80ad8b4SAndroid Build Coastguard Worker struct kcm_attach { 19*f80ad8b4SAndroid Build Coastguard Worker int fd; 20*f80ad8b4SAndroid Build Coastguard Worker int bpf_fd; 21*f80ad8b4SAndroid Build Coastguard Worker }; 22*f80ad8b4SAndroid Build Coastguard Worker 23*f80ad8b4SAndroid Build Coastguard Worker struct kcm_unattach { 24*f80ad8b4SAndroid Build Coastguard Worker int fd; 25*f80ad8b4SAndroid Build Coastguard Worker }; 26*f80ad8b4SAndroid Build Coastguard Worker 27*f80ad8b4SAndroid Build Coastguard Worker struct kcm_clone { 28*f80ad8b4SAndroid Build Coastguard Worker int fd; 29*f80ad8b4SAndroid Build Coastguard Worker }; 30*f80ad8b4SAndroid Build Coastguard Worker 31*f80ad8b4SAndroid Build Coastguard Worker #define SIOCKCMATTACH (SIOCPROTOPRIVATE + 0) 32*f80ad8b4SAndroid Build Coastguard Worker #define SIOCKCMUNATTACH (SIOCPROTOPRIVATE + 1) 33*f80ad8b4SAndroid Build Coastguard Worker #define SIOCKCMCLONE (SIOCPROTOPRIVATE + 2) 34*f80ad8b4SAndroid Build Coastguard Worker 35*f80ad8b4SAndroid Build Coastguard Worker #define KCMPROTO_CONNECTED 0 36*f80ad8b4SAndroid Build Coastguard Worker 37*f80ad8b4SAndroid Build Coastguard Worker /* Socket options */ 38*f80ad8b4SAndroid Build Coastguard Worker #define KCM_RECV_DISABLE 1 39*f80ad8b4SAndroid Build Coastguard Worker 40*f80ad8b4SAndroid Build Coastguard Worker #endif 41*f80ad8b4SAndroid Build Coastguard Worker 42