/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
 * Kernel support for NT synchronization primitive emulation
 *
 * Copyright (C) 2021-2022 Elizabeth Figura <zfigura@codeweavers.com>
 */

#ifndef __LINUX_NTSYNC_H
#define __LINUX_NTSYNC_H

#include <sys/types.h>

typedef uint32_t        __u32;
typedef uint64_t        __u64;

struct linux_ntsync_sem_args {
        __u32 count;
        __u32 max;
};

struct linux_ntsync_mutex_args {
        __u32 owner;
        __u32 count;
};

struct linux_ntsync_event_args {
        __u32 manual;
        __u32 signaled;
};

#define LINUX_NTSYNC_WAIT_REALTIME      0x1

struct linux_ntsync_wait_args {
        __u64 timeout;
        __u64 objs;
        __u32 count;
        __u32 index;
        __u32 flags;
        __u32 owner;
        __u32 alert;
        __u32 pad;
};

#define LNTSYNC_IOC_CREATE_SEM          0x40084e80
#define LNTSYNC_IOC_WAIT_ANY            0xc0284e82
#define LNTSYNC_IOC_WAIT_ALL            0xc0284e83
#define LNTSYNC_IOC_CREATE_MUTEX        0x40084e84
#define LNTSYNC_IOC_CREATE_EVENT        0x40084e87
#define LNTSYNC_IOC_SEM_RELEASE         0xc0044e81
#define LNTSYNC_IOC_MUTEX_UNLOCK        0xc0084e85
#define LNTSYNC_IOC_MUTEX_KILL          0x40044e86
#define LNTSYNC_IOC_EVENT_SET           0x80044e88
#define LNTSYNC_IOC_EVENT_RESET         0x80044e89
#define LNTSYNC_IOC_EVENT_PULSE         0x80044e8a
#define LNTSYNC_IOC_SEM_READ            0x80084e8b
#define LNTSYNC_IOC_MUTEX_READ          0x80084e8c
#define LNTSYNC_IOC_EVENT_READ          0x80084e8d

#define LNTSYNC_IOCTL_MIN               0x4e80
#define LNTSYNC_IOCTL_MAX               0x4eff

#endif