xref: /aosp_15_r20/external/kernel-headers/original/uapi/linux/ntsync.h (revision f80ad8b4341604f5951dab671d41019a6d7087ce)
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 support for NT synchronization primitive emulation
4*f80ad8b4SAndroid Build Coastguard Worker  *
5*f80ad8b4SAndroid Build Coastguard Worker  * Copyright (C) 2021-2022 Elizabeth Figura <[email protected]>
6*f80ad8b4SAndroid Build Coastguard Worker  */
7*f80ad8b4SAndroid Build Coastguard Worker 
8*f80ad8b4SAndroid Build Coastguard Worker #ifndef __LINUX_NTSYNC_H
9*f80ad8b4SAndroid Build Coastguard Worker #define __LINUX_NTSYNC_H
10*f80ad8b4SAndroid Build Coastguard Worker 
11*f80ad8b4SAndroid Build Coastguard Worker #include <linux/types.h>
12*f80ad8b4SAndroid Build Coastguard Worker 
13*f80ad8b4SAndroid Build Coastguard Worker struct ntsync_sem_args {
14*f80ad8b4SAndroid Build Coastguard Worker 	__u32 sem;
15*f80ad8b4SAndroid Build Coastguard Worker 	__u32 count;
16*f80ad8b4SAndroid Build Coastguard Worker 	__u32 max;
17*f80ad8b4SAndroid Build Coastguard Worker };
18*f80ad8b4SAndroid Build Coastguard Worker 
19*f80ad8b4SAndroid Build Coastguard Worker #define NTSYNC_IOC_CREATE_SEM		_IOWR('N', 0x80, struct ntsync_sem_args)
20*f80ad8b4SAndroid Build Coastguard Worker 
21*f80ad8b4SAndroid Build Coastguard Worker #define NTSYNC_IOC_SEM_POST		_IOWR('N', 0x81, __u32)
22*f80ad8b4SAndroid Build Coastguard Worker 
23*f80ad8b4SAndroid Build Coastguard Worker #endif
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