1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1982, 1986, 1990, 1993, 1994 5 * The Regents of the University of California. All rights reserved. 6 * (c) UNIX System Laboratories, Inc. 7 * All or some portions of this file are derived from material licensed 8 * to the University of California by American Telephone and Telegraph 9 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 10 * the permission of UNIX System Laboratories, Inc. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * @(#)filio.h 8.1 (Berkeley) 3/28/94 37 */ 38 39 #ifndef _SYS_FILIO_H_ 40 #define _SYS_FILIO_H_ 41 42 #include <sys/_types.h> 43 #include <sys/ioccom.h> 44 45 /* Generic file-descriptor ioctl's. */ 46 #define FIOCLEX _IO('f', 1) /* set close on exec on fd */ 47 #define FIONCLEX _IO('f', 2) /* remove close on exec */ 48 #define FIONREAD _IOR('f', 127, int) /* get # bytes to read */ 49 #define FIONBIO _IOW('f', 126, int) /* set/clear non-blocking i/o */ 50 #define FIOASYNC _IOW('f', 125, int) /* set/clear async i/o */ 51 #define FIOSETOWN _IOW('f', 124, int) /* set owner */ 52 #define FIOGETOWN _IOR('f', 123, int) /* get owner */ 53 #define FIODTYPE _IOR('f', 122, int) /* get d_flags type part */ 54 #define FIOGETLBA _IOR('f', 121, int) /* get start blk # */ 55 struct fiodgname_arg { 56 int len; 57 void *buf; 58 }; 59 #define FIODGNAME _IOW('f', 120, struct fiodgname_arg) /* get dev. name */ 60 #define FIONWRITE _IOR('f', 119, int) /* get # bytes (yet) to write */ 61 #define FIONSPACE _IOR('f', 118, int) /* get space in send queue */ 62 /* Handle lseek SEEK_DATA and SEEK_HOLE for holey file knowledge. */ 63 #define FIOSEEKDATA _IOWR('f', 97, off_t) /* SEEK_DATA */ 64 #define FIOSEEKHOLE _IOWR('f', 98, off_t) /* SEEK_HOLE */ 65 struct fiobmap2_arg { 66 __daddr_t bn; 67 int runp; 68 int runb; 69 }; 70 /* Get the file's bmap info for the logical block bn. */ 71 #define FIOBMAP2 _IOWR('f', 99, struct fiobmap2_arg) 72 /* POSIX shm largepage set/get config */ 73 #define FIOSSHMLPGCNF _IOW('f', 100, struct shm_largepage_conf) 74 #define FIOGSHMLPGCNF _IOR('f', 101, struct shm_largepage_conf) 75 76 #ifdef _KERNEL 77 #ifdef COMPAT_FREEBSD32 78 struct fiodgname_arg32 { 79 int len; 80 uint32_t buf; /* (void *) */ 81 }; 82 #define FIODGNAME_32 _IOC_NEWTYPE(FIODGNAME, struct fiodgname_arg32) 83 #endif 84 85 void *fiodgname_buf_get_ptr(void *fgnp, u_long com); 86 #endif 87 88 #endif /* !_SYS_FILIO_H_ */ 89