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 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. 4*f80ad8b4SAndroid Build Coastguard Worker */ 5*f80ad8b4SAndroid Build Coastguard Worker 6*f80ad8b4SAndroid Build Coastguard Worker #ifndef __UAPI_LINUX_NSM_H 7*f80ad8b4SAndroid Build Coastguard Worker #define __UAPI_LINUX_NSM_H 8*f80ad8b4SAndroid Build Coastguard Worker 9*f80ad8b4SAndroid Build Coastguard Worker #include <linux/ioctl.h> 10*f80ad8b4SAndroid Build Coastguard Worker #include <linux/types.h> 11*f80ad8b4SAndroid Build Coastguard Worker 12*f80ad8b4SAndroid Build Coastguard Worker #define NSM_MAGIC 0x0A 13*f80ad8b4SAndroid Build Coastguard Worker 14*f80ad8b4SAndroid Build Coastguard Worker #define NSM_REQUEST_MAX_SIZE 0x1000 15*f80ad8b4SAndroid Build Coastguard Worker #define NSM_RESPONSE_MAX_SIZE 0x3000 16*f80ad8b4SAndroid Build Coastguard Worker 17*f80ad8b4SAndroid Build Coastguard Worker struct nsm_iovec { 18*f80ad8b4SAndroid Build Coastguard Worker __u64 addr; /* Virtual address of target buffer */ 19*f80ad8b4SAndroid Build Coastguard Worker __u64 len; /* Length of target buffer */ 20*f80ad8b4SAndroid Build Coastguard Worker }; 21*f80ad8b4SAndroid Build Coastguard Worker 22*f80ad8b4SAndroid Build Coastguard Worker /* Raw NSM message. Only available with CAP_SYS_ADMIN. */ 23*f80ad8b4SAndroid Build Coastguard Worker struct nsm_raw { 24*f80ad8b4SAndroid Build Coastguard Worker /* Request from user */ 25*f80ad8b4SAndroid Build Coastguard Worker struct nsm_iovec request; 26*f80ad8b4SAndroid Build Coastguard Worker /* Response to user */ 27*f80ad8b4SAndroid Build Coastguard Worker struct nsm_iovec response; 28*f80ad8b4SAndroid Build Coastguard Worker }; 29*f80ad8b4SAndroid Build Coastguard Worker #define NSM_IOCTL_RAW _IOWR(NSM_MAGIC, 0x0, struct nsm_raw) 30*f80ad8b4SAndroid Build Coastguard Worker 31*f80ad8b4SAndroid Build Coastguard Worker #endif /* __UAPI_LINUX_NSM_H */ 32