1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 /* 3 * Kernel support for NT synchronization primitive emulation 4 * 5 * Copyright (C) 2021-2022 Elizabeth Figura <[email protected]> 6 */ 7 8 #ifndef __LINUX_NTSYNC_H 9 #define __LINUX_NTSYNC_H 10 11 #include <linux/types.h> 12 13 struct ntsync_sem_args { 14 __u32 count; 15 __u32 max; 16 }; 17 18 #define NTSYNC_WAIT_REALTIME 0x1 19 20 struct ntsync_wait_args { 21 __u64 timeout; 22 __u64 objs; 23 __u32 count; 24 __u32 index; 25 __u32 flags; 26 __u32 pad[3]; 27 }; 28 29 #define NTSYNC_MAX_WAIT_COUNT 64 30 31 #define NTSYNC_IOC_CREATE_SEM _IOW ('N', 0x80, struct ntsync_sem_args) 32 #define NTSYNC_IOC_WAIT_ANY _IOWR('N', 0x82, struct ntsync_wait_args) 33 #define NTSYNC_IOC_WAIT_ALL _IOWR('N', 0x83, struct ntsync_wait_args) 34 35 #define NTSYNC_IOC_SEM_RELEASE _IOWR('N', 0x81, __u32) 36 37 #endif 38