/*
* Copyright (c) 2025 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
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*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
/*-
* Copyright (c) 1983, 1990, 1993
* The Regents of the University of California. All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)fcntl.h 8.3 (Berkeley) 1/21/94
*/
#ifndef _SYS_FCNTL_PRIVATE_H_
#define _SYS_FCNTL_PRIVATE_H_
#include <sys/cdefs.h>
#include <sys/_types/_mode_t.h>
#if __DARWIN_C_LEVEL >= 200809L
#if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
#define AT_REMOVEDIR_DATALESS 0x0100 /* Remove a dataless directory without materializing first */
#define AT_SYSTEM_DISCARDED 0x1000 /* Indicated file/folder was discarded by system */
#endif
#endif
/*
* Constants used for fcntl(2)
*/
/* command values */
#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
#define F_OPENFROM 56 /* SPI: open a file relative to fd (must be a dir) */
#define F_UNLINKFROM 57 /* SPI: open a file relative to fd (must be a dir) */
#define F_CHECK_OPENEVT 58 /* SPI: if a process is marked OPENEVT, or in O_EVTONLY on opens of this vnode */
/* Deprecated/Removed in 10.9 */
#define F_MARKDEPENDENCY 60 /* this process hosts the device supporting the fs backing this fd */
#define F_SETSTATICCONTENT 68 /*
* indicate to the filesystem/storage driver that the content to be
* written is usually static. a nonzero value enables it, 0 disables it.
*/
#define F_MOVEDATAEXTENTS 69 /* Swap only the data associated with two files */
#define F_GETDEFAULTPROTLEVEL 79 /* Get the default protection level for the filesystem */
#define F_MAKECOMPRESSED 80 /* Make the file compressed; truncate & toggle BSD bits */
#define F_SET_GREEDY_MODE 81 /*
* indicate to the filesystem/storage driver that the content to be
* written should be written in greedy mode for additional speed at
* the cost of storage efficiency. A nonzero value enables it, 0 disables it.
*/
#define F_SETIOTYPE 82 /*
* Use parameters to describe content being written to the FD. See
* flag definitions below for argument bits.
*/
#define F_RECYCLE 84 /* Recycle vnode; debug/development builds only */
#define F_OFD_GETLKPID 94 /* get record locking information */
#define F_SETCONFINED 95 /* "confine" OFD to process */
#define F_GETCONFINED 96 /* is-fd-confined? */
#define F_ASSERT_BG_ACCESS 108 /* Assert background access to a file */
#define F_RELEASE_BG_ACCESS 109 /* Release background access to a file */
#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
/* file descriptor flags (F_GETFD, F_SETFD) */
#define FD_CLOFORK 2 /* close-on-fork flag */
/*
* ISOCHRONOUS attempts to sustain a minimum platform-dependent throughput
* for the duration of the I/O delivered to the driver.
*/
#define F_IOTYPE_ISOCHRONOUS 0x0001
#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
/* fassertbgaccess_t used by F_ASSERT_BG_ACCESS */
typedef struct fassertbgaccess {
unsigned int fbga_flags; /* unused */
unsigned int reserved; /* (to maintain 8-byte alignment) */
unsigned long long ttl; /* IN: time to live for the assertion (nanoseconds; continuous) */
} fassertbgaccess_t;
/*
* SPI: Argument data for F_OPENFROM
*/
struct fopenfrom {
unsigned int o_flags; /* same as open(2) */
mode_t o_mode; /* same as open(2) */
char * o_pathname; /* relative pathname */
};
#ifdef KERNEL
/*
* LP64 version of fopenfrom. Memory pointers
* grow when we're dealing with a 64-bit process.
*
* WARNING - keep in sync with fopenfrom (above)
*/
struct user32_fopenfrom {
unsigned int o_flags;
mode_t o_mode;
user32_addr_t o_pathname;
};
struct user_fopenfrom {
unsigned int o_flags;
mode_t o_mode;
user_addr_t o_pathname;
};
#endif /* KERNEL */
#endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
#endif /* !_SYS_FCNTL_PRIVATE_H_ */