17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5a5f69788Scraigm * Common Development and Distribution License (the "License"). 6a5f69788Scraigm * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 21*019c3c43Sraf 227c478bd9Sstevel@tonic-gate /* 23*019c3c43Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 287c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 297c478bd9Sstevel@tonic-gate 307c478bd9Sstevel@tonic-gate /* 317c478bd9Sstevel@tonic-gate * University Copyright- Copyright (c) 1982, 1986, 1988 327c478bd9Sstevel@tonic-gate * The Regents of the University of California 337c478bd9Sstevel@tonic-gate * All Rights Reserved 347c478bd9Sstevel@tonic-gate * 357c478bd9Sstevel@tonic-gate * University Acknowledgment- Portions of this document are derived from 367c478bd9Sstevel@tonic-gate * software developed by the University of California, Berkeley, and its 377c478bd9Sstevel@tonic-gate * contributors. 387c478bd9Sstevel@tonic-gate */ 397c478bd9Sstevel@tonic-gate 407c478bd9Sstevel@tonic-gate #ifndef _SYS_FCNTL_H 417c478bd9Sstevel@tonic-gate #define _SYS_FCNTL_H 427c478bd9Sstevel@tonic-gate 437c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 447c478bd9Sstevel@tonic-gate 457c478bd9Sstevel@tonic-gate #include <sys/feature_tests.h> 467c478bd9Sstevel@tonic-gate 477c478bd9Sstevel@tonic-gate #include <sys/types.h> 487c478bd9Sstevel@tonic-gate 497c478bd9Sstevel@tonic-gate #ifdef __cplusplus 507c478bd9Sstevel@tonic-gate extern "C" { 517c478bd9Sstevel@tonic-gate #endif 527c478bd9Sstevel@tonic-gate 537c478bd9Sstevel@tonic-gate /* 547c478bd9Sstevel@tonic-gate * Flag values accessible to open(2) and fcntl(2) 557c478bd9Sstevel@tonic-gate * (the first three can only be set by open(2)). 567c478bd9Sstevel@tonic-gate */ 577c478bd9Sstevel@tonic-gate #define O_RDONLY 0 587c478bd9Sstevel@tonic-gate #define O_WRONLY 1 597c478bd9Sstevel@tonic-gate #define O_RDWR 2 607c478bd9Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(_POSIX_C_SOURCE) 617c478bd9Sstevel@tonic-gate #define O_NDELAY 0x04 /* non-blocking I/O */ 627c478bd9Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) || !defined(_POSIX_C_SOURCE) */ 637c478bd9Sstevel@tonic-gate #define O_APPEND 0x08 /* append (writes guaranteed at the end) */ 647c478bd9Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(_POSIX_C_SOURCE) || \ 657c478bd9Sstevel@tonic-gate (_POSIX_C_SOURCE > 2) || defined(_XOPEN_SOURCE) 667c478bd9Sstevel@tonic-gate #define O_SYNC 0x10 /* synchronized file update option */ 677c478bd9Sstevel@tonic-gate #define O_DSYNC 0x40 /* synchronized data update option */ 687c478bd9Sstevel@tonic-gate #define O_RSYNC 0x8000 /* synchronized file update option */ 697c478bd9Sstevel@tonic-gate /* defines read/write file integrity */ 707c478bd9Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) || !defined(_POSIX_C_SOURCE) ... */ 717c478bd9Sstevel@tonic-gate #define O_NONBLOCK 0x80 /* non-blocking I/O (POSIX) */ 727c478bd9Sstevel@tonic-gate #ifdef SUN_SRC_COMPAT 737c478bd9Sstevel@tonic-gate #define O_PRIV 0x1000 /* Private access to file */ 747c478bd9Sstevel@tonic-gate #endif /* SUN_SRC_COMPAT */ 757c478bd9Sstevel@tonic-gate #ifdef _LARGEFILE_SOURCE 767c478bd9Sstevel@tonic-gate #define O_LARGEFILE 0x2000 777c478bd9Sstevel@tonic-gate #endif 787c478bd9Sstevel@tonic-gate 797c478bd9Sstevel@tonic-gate /* 807c478bd9Sstevel@tonic-gate * Flag values accessible only to open(2). 817c478bd9Sstevel@tonic-gate */ 827c478bd9Sstevel@tonic-gate #define O_CREAT 0x100 /* open with file create (uses third arg) */ 837c478bd9Sstevel@tonic-gate #define O_TRUNC 0x200 /* open with truncation */ 847c478bd9Sstevel@tonic-gate #define O_EXCL 0x400 /* exclusive open */ 857c478bd9Sstevel@tonic-gate #define O_NOCTTY 0x800 /* don't allocate controlling tty (POSIX) */ 867c478bd9Sstevel@tonic-gate #define O_XATTR 0x4000 /* extended attribute */ 877c478bd9Sstevel@tonic-gate #define O_NOFOLLOW 0x20000 /* don't follow symlinks */ 887c478bd9Sstevel@tonic-gate #define O_NOLINKS 0x40000 /* don't allow multiple hard links */ 897c478bd9Sstevel@tonic-gate 907c478bd9Sstevel@tonic-gate /* 917c478bd9Sstevel@tonic-gate * fcntl(2) requests 927c478bd9Sstevel@tonic-gate * 937c478bd9Sstevel@tonic-gate * N.B.: values are not necessarily assigned sequentially below. 947c478bd9Sstevel@tonic-gate */ 957c478bd9Sstevel@tonic-gate #define F_DUPFD 0 /* Duplicate fildes */ 967c478bd9Sstevel@tonic-gate #define F_GETFD 1 /* Get fildes flags */ 977c478bd9Sstevel@tonic-gate #define F_SETFD 2 /* Set fildes flags */ 987c478bd9Sstevel@tonic-gate #define F_GETFL 3 /* Get file flags */ 997c478bd9Sstevel@tonic-gate #define F_GETXFL 45 /* Get file flags including open-only flags */ 1007c478bd9Sstevel@tonic-gate #define F_SETFL 4 /* Set file flags */ 1017c478bd9Sstevel@tonic-gate 1027c478bd9Sstevel@tonic-gate /* 1037c478bd9Sstevel@tonic-gate * Applications that read /dev/mem must be built like the kernel. A 1047c478bd9Sstevel@tonic-gate * new symbol "_KMEMUSER" is defined for this purpose. 1057c478bd9Sstevel@tonic-gate */ 1067c478bd9Sstevel@tonic-gate #if defined(_KERNEL) || defined(_KMEMUSER) 1077c478bd9Sstevel@tonic-gate #define F_O_GETLK 5 /* SVR3 Get file lock (need for rfs, across */ 1087c478bd9Sstevel@tonic-gate /* the wire compatibility */ 1097c478bd9Sstevel@tonic-gate /* clustering: lock id contains both per-node sysid and node id */ 1107c478bd9Sstevel@tonic-gate #define SYSIDMASK 0x0000ffff 1117c478bd9Sstevel@tonic-gate #define GETSYSID(id) (id & SYSIDMASK) 1127c478bd9Sstevel@tonic-gate #define NODEIDMASK 0xffff0000 1137c478bd9Sstevel@tonic-gate #define BITS_IN_SYSID 16 1147c478bd9Sstevel@tonic-gate #define GETNLMID(sysid) ((int)(((uint_t)(sysid) & NODEIDMASK) >> \ 1157c478bd9Sstevel@tonic-gate BITS_IN_SYSID)) 1167c478bd9Sstevel@tonic-gate 1177c478bd9Sstevel@tonic-gate /* Clustering: Macro used for PXFS locks */ 1187c478bd9Sstevel@tonic-gate #define GETPXFSID(sysid) ((int)(((uint_t)(sysid) & NODEIDMASK) >> \ 1197c478bd9Sstevel@tonic-gate BITS_IN_SYSID)) 1207c478bd9Sstevel@tonic-gate #endif /* defined(_KERNEL) */ 1217c478bd9Sstevel@tonic-gate 1227c478bd9Sstevel@tonic-gate #define F_CHKFL 8 /* Unused */ 1237c478bd9Sstevel@tonic-gate #define F_DUP2FD 9 /* Duplicate fildes at third arg */ 1247c478bd9Sstevel@tonic-gate 1257c478bd9Sstevel@tonic-gate #define F_ISSTREAM 13 /* Is the file desc. a stream ? */ 1267c478bd9Sstevel@tonic-gate #define F_PRIV 15 /* Turn on private access to file */ 1277c478bd9Sstevel@tonic-gate #define F_NPRIV 16 /* Turn off private access to file */ 1287c478bd9Sstevel@tonic-gate #define F_QUOTACTL 17 /* UFS quota call */ 1297c478bd9Sstevel@tonic-gate #define F_BLOCKS 18 /* Get number of BLKSIZE blocks allocated */ 1307c478bd9Sstevel@tonic-gate #define F_BLKSIZE 19 /* Get optimal I/O block size */ 1317c478bd9Sstevel@tonic-gate /* 1327c478bd9Sstevel@tonic-gate * Numbers 20-22 have been removed and should not be reused. 1337c478bd9Sstevel@tonic-gate */ 1347c478bd9Sstevel@tonic-gate #define F_GETOWN 23 /* Get owner (socket emulation) */ 1357c478bd9Sstevel@tonic-gate #define F_SETOWN 24 /* Set owner (socket emulation) */ 136d3e55dcdSgww #define F_REVOKE 25 /* Object reuse revoke access to file desc. */ 1377c478bd9Sstevel@tonic-gate 1387c478bd9Sstevel@tonic-gate #define F_HASREMOTELOCKS 26 /* Does vp have NFS locks; private to lock */ 1397c478bd9Sstevel@tonic-gate /* manager */ 1407c478bd9Sstevel@tonic-gate 1417c478bd9Sstevel@tonic-gate /* 1427c478bd9Sstevel@tonic-gate * Commands that refer to flock structures. The argument types differ between 1437c478bd9Sstevel@tonic-gate * the large and small file environments; therefore, the #defined values must 1447c478bd9Sstevel@tonic-gate * as well. 1457c478bd9Sstevel@tonic-gate * The NBMAND forms are private and should not be used. 1467c478bd9Sstevel@tonic-gate */ 1477c478bd9Sstevel@tonic-gate 1487c478bd9Sstevel@tonic-gate #if defined(_LP64) || _FILE_OFFSET_BITS == 32 1497c478bd9Sstevel@tonic-gate /* "Native" application compilation environment */ 1507c478bd9Sstevel@tonic-gate #define F_SETLK 6 /* Set file lock */ 1517c478bd9Sstevel@tonic-gate #define F_SETLKW 7 /* Set file lock and wait */ 152303bf60bSsdebnath #define F_ALLOCSP 10 /* Allocate file space */ 1537c478bd9Sstevel@tonic-gate #define F_FREESP 11 /* Free file space */ 1547c478bd9Sstevel@tonic-gate #define F_GETLK 14 /* Get file lock */ 1557c478bd9Sstevel@tonic-gate #define F_SETLK_NBMAND 42 /* private */ 1567c478bd9Sstevel@tonic-gate #else 1577c478bd9Sstevel@tonic-gate /* ILP32 large file application compilation environment version */ 1587c478bd9Sstevel@tonic-gate #define F_SETLK 34 /* Set file lock */ 1597c478bd9Sstevel@tonic-gate #define F_SETLKW 35 /* Set file lock and wait */ 160303bf60bSsdebnath #define F_ALLOCSP 28 /* Alllocate file space */ 1617c478bd9Sstevel@tonic-gate #define F_FREESP 27 /* Free file space */ 1627c478bd9Sstevel@tonic-gate #define F_GETLK 33 /* Get file lock */ 1637c478bd9Sstevel@tonic-gate #define F_SETLK_NBMAND 44 /* private */ 1647c478bd9Sstevel@tonic-gate #endif /* _LP64 || _FILE_OFFSET_BITS == 32 */ 1657c478bd9Sstevel@tonic-gate 1667c478bd9Sstevel@tonic-gate #if defined(_LARGEFILE64_SOURCE) 1677c478bd9Sstevel@tonic-gate 1687c478bd9Sstevel@tonic-gate #if !defined(_LP64) || defined(_KERNEL) 1697c478bd9Sstevel@tonic-gate /* 1707c478bd9Sstevel@tonic-gate * transitional large file interface version 1717c478bd9Sstevel@tonic-gate * These are only valid in a 32 bit application compiled with large files 1727c478bd9Sstevel@tonic-gate * option, for source compatibility, the 64-bit versions are mapped back 1737c478bd9Sstevel@tonic-gate * to the native versions. 1747c478bd9Sstevel@tonic-gate */ 1757c478bd9Sstevel@tonic-gate #define F_SETLK64 34 /* Set file lock */ 1767c478bd9Sstevel@tonic-gate #define F_SETLKW64 35 /* Set file lock and wait */ 177303bf60bSsdebnath #define F_ALLOCSP64 28 /* Allocate file space */ 1787c478bd9Sstevel@tonic-gate #define F_FREESP64 27 /* Free file space */ 1797c478bd9Sstevel@tonic-gate #define F_GETLK64 33 /* Get file lock */ 1807c478bd9Sstevel@tonic-gate #define F_SETLK64_NBMAND 44 /* private */ 1817c478bd9Sstevel@tonic-gate #else 1827c478bd9Sstevel@tonic-gate #define F_SETLK64 6 /* Set file lock */ 1837c478bd9Sstevel@tonic-gate #define F_SETLKW64 7 /* Set file lock and wait */ 184303bf60bSsdebnath #define F_ALLOCSP64 10 /* Allocate file space */ 1857c478bd9Sstevel@tonic-gate #define F_FREESP64 11 /* Free file space */ 1867c478bd9Sstevel@tonic-gate #define F_GETLK64 14 /* Get file lock */ 1877c478bd9Sstevel@tonic-gate #define F_SETLK64_NBMAND 42 /* private */ 1887c478bd9Sstevel@tonic-gate #endif /* !_LP64 || _KERNEL */ 1897c478bd9Sstevel@tonic-gate 1907c478bd9Sstevel@tonic-gate #endif /* _LARGEFILE64_SOURCE */ 1917c478bd9Sstevel@tonic-gate 1927c478bd9Sstevel@tonic-gate #define F_SHARE 40 /* Set a file share reservation */ 1937c478bd9Sstevel@tonic-gate #define F_UNSHARE 41 /* Remove a file share reservation */ 1947c478bd9Sstevel@tonic-gate #define F_SHARE_NBMAND 43 /* private */ 1957c478bd9Sstevel@tonic-gate 196a5f69788Scraigm #define F_BADFD 46 /* Create Poison FD */ 197a5f69788Scraigm 1987c478bd9Sstevel@tonic-gate /* 1997c478bd9Sstevel@tonic-gate * File segment locking set data type - information passed to system by user. 2007c478bd9Sstevel@tonic-gate */ 2017c478bd9Sstevel@tonic-gate 2027c478bd9Sstevel@tonic-gate /* regular version, for both small and large file compilation environment */ 2037c478bd9Sstevel@tonic-gate typedef struct flock { 2047c478bd9Sstevel@tonic-gate short l_type; 2057c478bd9Sstevel@tonic-gate short l_whence; 2067c478bd9Sstevel@tonic-gate off_t l_start; 2077c478bd9Sstevel@tonic-gate off_t l_len; /* len == 0 means until end of file */ 2087c478bd9Sstevel@tonic-gate int l_sysid; 2097c478bd9Sstevel@tonic-gate pid_t l_pid; 2107c478bd9Sstevel@tonic-gate long l_pad[4]; /* reserve area */ 2117c478bd9Sstevel@tonic-gate } flock_t; 2127c478bd9Sstevel@tonic-gate 2137c478bd9Sstevel@tonic-gate #if defined(_SYSCALL32) 2147c478bd9Sstevel@tonic-gate 2157c478bd9Sstevel@tonic-gate /* Kernel's view of ILP32 flock structure */ 2167c478bd9Sstevel@tonic-gate 2177c478bd9Sstevel@tonic-gate typedef struct flock32 { 2187c478bd9Sstevel@tonic-gate int16_t l_type; 2197c478bd9Sstevel@tonic-gate int16_t l_whence; 2207c478bd9Sstevel@tonic-gate off32_t l_start; 2217c478bd9Sstevel@tonic-gate off32_t l_len; /* len == 0 means until end of file */ 2227c478bd9Sstevel@tonic-gate int32_t l_sysid; 2237c478bd9Sstevel@tonic-gate pid32_t l_pid; 2247c478bd9Sstevel@tonic-gate int32_t l_pad[4]; /* reserve area */ 2257c478bd9Sstevel@tonic-gate } flock32_t; 2267c478bd9Sstevel@tonic-gate 2277c478bd9Sstevel@tonic-gate #endif /* _SYSCALL32 */ 2287c478bd9Sstevel@tonic-gate 2297c478bd9Sstevel@tonic-gate /* transitional large file interface version */ 2307c478bd9Sstevel@tonic-gate 2317c478bd9Sstevel@tonic-gate #if defined(_LARGEFILE64_SOURCE) 2327c478bd9Sstevel@tonic-gate 2337c478bd9Sstevel@tonic-gate typedef struct flock64 { 2347c478bd9Sstevel@tonic-gate short l_type; 2357c478bd9Sstevel@tonic-gate short l_whence; 2367c478bd9Sstevel@tonic-gate off64_t l_start; 2377c478bd9Sstevel@tonic-gate off64_t l_len; /* len == 0 means until end of file */ 2387c478bd9Sstevel@tonic-gate int l_sysid; 2397c478bd9Sstevel@tonic-gate pid_t l_pid; 2407c478bd9Sstevel@tonic-gate long l_pad[4]; /* reserve area */ 2417c478bd9Sstevel@tonic-gate } flock64_t; 2427c478bd9Sstevel@tonic-gate 2437c478bd9Sstevel@tonic-gate #if defined(_SYSCALL32) 2447c478bd9Sstevel@tonic-gate 2457c478bd9Sstevel@tonic-gate /* Kernel's view of ILP32 flock64 */ 2467c478bd9Sstevel@tonic-gate 2477c478bd9Sstevel@tonic-gate #if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4 2487c478bd9Sstevel@tonic-gate #pragma pack(4) 2497c478bd9Sstevel@tonic-gate #endif 2507c478bd9Sstevel@tonic-gate 2517c478bd9Sstevel@tonic-gate typedef struct flock64_32 { 2527c478bd9Sstevel@tonic-gate int16_t l_type; 2537c478bd9Sstevel@tonic-gate int16_t l_whence; 2547c478bd9Sstevel@tonic-gate off64_t l_start; 2557c478bd9Sstevel@tonic-gate off64_t l_len; /* len == 0 means until end of file */ 2567c478bd9Sstevel@tonic-gate int32_t l_sysid; 2577c478bd9Sstevel@tonic-gate pid32_t l_pid; 2587c478bd9Sstevel@tonic-gate int32_t l_pad[4]; /* reserve area */ 2597c478bd9Sstevel@tonic-gate } flock64_32_t; 2607c478bd9Sstevel@tonic-gate 2617c478bd9Sstevel@tonic-gate #if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4 2627c478bd9Sstevel@tonic-gate #pragma pack() 2637c478bd9Sstevel@tonic-gate #endif 2647c478bd9Sstevel@tonic-gate 2657c478bd9Sstevel@tonic-gate /* Kernel's view of LP64 flock64 */ 2667c478bd9Sstevel@tonic-gate 2677c478bd9Sstevel@tonic-gate typedef struct flock64_64 { 2687c478bd9Sstevel@tonic-gate int16_t l_type; 2697c478bd9Sstevel@tonic-gate int16_t l_whence; 2707c478bd9Sstevel@tonic-gate off64_t l_start; 2717c478bd9Sstevel@tonic-gate off64_t l_len; /* len == 0 means until end of file */ 2727c478bd9Sstevel@tonic-gate int32_t l_sysid; 2737c478bd9Sstevel@tonic-gate pid32_t l_pid; 2747c478bd9Sstevel@tonic-gate int64_t l_pad[4]; /* reserve area */ 2757c478bd9Sstevel@tonic-gate } flock64_64_t; 2767c478bd9Sstevel@tonic-gate 2777c478bd9Sstevel@tonic-gate #endif /* _SYSCALL32 */ 2787c478bd9Sstevel@tonic-gate 2797c478bd9Sstevel@tonic-gate #endif /* _LARGEFILE64_SOURCE */ 2807c478bd9Sstevel@tonic-gate 2817c478bd9Sstevel@tonic-gate #if defined(_KERNEL) || defined(_KMEMUSER) 2827c478bd9Sstevel@tonic-gate /* SVr3 flock type; needed for rfs across the wire compatibility */ 2837c478bd9Sstevel@tonic-gate typedef struct o_flock { 2847c478bd9Sstevel@tonic-gate int16_t l_type; 2857c478bd9Sstevel@tonic-gate int16_t l_whence; 2867c478bd9Sstevel@tonic-gate int32_t l_start; 2877c478bd9Sstevel@tonic-gate int32_t l_len; /* len == 0 means until end of file */ 2887c478bd9Sstevel@tonic-gate int16_t l_sysid; 2897c478bd9Sstevel@tonic-gate int16_t l_pid; 2907c478bd9Sstevel@tonic-gate } o_flock_t; 2917c478bd9Sstevel@tonic-gate #endif /* defined(_KERNEL) */ 2927c478bd9Sstevel@tonic-gate 2937c478bd9Sstevel@tonic-gate /* 2947c478bd9Sstevel@tonic-gate * File segment locking types. 2957c478bd9Sstevel@tonic-gate */ 2967c478bd9Sstevel@tonic-gate #define F_RDLCK 01 /* Read lock */ 2977c478bd9Sstevel@tonic-gate #define F_WRLCK 02 /* Write lock */ 2987c478bd9Sstevel@tonic-gate #define F_UNLCK 03 /* Remove lock(s) */ 2997c478bd9Sstevel@tonic-gate #define F_UNLKSYS 04 /* remove remote locks for a given system */ 3007c478bd9Sstevel@tonic-gate 3017c478bd9Sstevel@tonic-gate /* 3027c478bd9Sstevel@tonic-gate * POSIX constants 3037c478bd9Sstevel@tonic-gate */ 3047c478bd9Sstevel@tonic-gate 3057c478bd9Sstevel@tonic-gate #define O_ACCMODE 3 /* Mask for file access modes */ 3067c478bd9Sstevel@tonic-gate #define FD_CLOEXEC 1 /* close on exec flag */ 3077c478bd9Sstevel@tonic-gate 3087c478bd9Sstevel@tonic-gate /* 3097c478bd9Sstevel@tonic-gate * DIRECTIO 3107c478bd9Sstevel@tonic-gate */ 3117c478bd9Sstevel@tonic-gate #if defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) 3127c478bd9Sstevel@tonic-gate #define DIRECTIO_OFF (0) 3137c478bd9Sstevel@tonic-gate #define DIRECTIO_ON (1) 3147c478bd9Sstevel@tonic-gate 3157c478bd9Sstevel@tonic-gate /* 3167c478bd9Sstevel@tonic-gate * File share reservation type 3177c478bd9Sstevel@tonic-gate */ 3187c478bd9Sstevel@tonic-gate typedef struct fshare { 3197c478bd9Sstevel@tonic-gate short f_access; 3207c478bd9Sstevel@tonic-gate short f_deny; 3217c478bd9Sstevel@tonic-gate int f_id; 3227c478bd9Sstevel@tonic-gate } fshare_t; 3237c478bd9Sstevel@tonic-gate 3247c478bd9Sstevel@tonic-gate /* 3257c478bd9Sstevel@tonic-gate * f_access values 3267c478bd9Sstevel@tonic-gate */ 3277c478bd9Sstevel@tonic-gate #define F_RDACC 0x1 /* Read-only share access */ 3287c478bd9Sstevel@tonic-gate #define F_WRACC 0x2 /* Write-only share access */ 3297c478bd9Sstevel@tonic-gate #define F_RWACC 0x3 /* Read-Write share access */ 330da6c28aaSamw #define F_RMACC 0x4 /* private flag: Delete share access */ 331da6c28aaSamw #define F_MDACC 0x20 /* private flag: Metadata share access */ 3327c478bd9Sstevel@tonic-gate 3337c478bd9Sstevel@tonic-gate /* 3347c478bd9Sstevel@tonic-gate * f_deny values 3357c478bd9Sstevel@tonic-gate */ 3367c478bd9Sstevel@tonic-gate #define F_NODNY 0x0 /* Don't deny others access */ 3377c478bd9Sstevel@tonic-gate #define F_RDDNY 0x1 /* Deny others read share access */ 3387c478bd9Sstevel@tonic-gate #define F_WRDNY 0x2 /* Deny others write share access */ 3397c478bd9Sstevel@tonic-gate #define F_RWDNY 0x3 /* Deny others read or write share access */ 340da6c28aaSamw #define F_RMDNY 0x4 /* private flag: Deny delete share access */ 3417c478bd9Sstevel@tonic-gate #define F_COMPAT 0x8 /* Set share to old DOS compatibility mode */ 3427c478bd9Sstevel@tonic-gate #define F_MANDDNY 0x10 /* private flag: mandatory enforcement */ 3437c478bd9Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) || !defined(__XOPEN_OR_POSIX) */ 3447c478bd9Sstevel@tonic-gate 3457c478bd9Sstevel@tonic-gate /* 3467c478bd9Sstevel@tonic-gate * Special flags for functions such as openat(), fstatat().... 3477c478bd9Sstevel@tonic-gate */ 3487c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_ATFILE_SOURCE) || \ 3497c478bd9Sstevel@tonic-gate defined(__EXTENSIONS__) 3507c478bd9Sstevel@tonic-gate #define AT_FDCWD 0xffd19553 3517c478bd9Sstevel@tonic-gate #define AT_SYMLINK_NOFOLLOW 0x1000 3527c478bd9Sstevel@tonic-gate #define AT_REMOVEDIR 0x1 353b9238976Sth #define _AT_TRIGGER 0x2 3547c478bd9Sstevel@tonic-gate #endif 3557c478bd9Sstevel@tonic-gate 356*019c3c43Sraf #if !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || defined(__EXTENSIONS__) 357*019c3c43Sraf /* advice for posix_fadvise */ 358*019c3c43Sraf #define POSIX_FADV_NORMAL 0 359*019c3c43Sraf #define POSIX_FADV_RANDOM 1 360*019c3c43Sraf #define POSIX_FADV_SEQUENTIAL 2 361*019c3c43Sraf #define POSIX_FADV_WILLNEED 3 362*019c3c43Sraf #define POSIX_FADV_DONTNEED 4 363*019c3c43Sraf #define POSIX_FADV_NOREUSE 5 364*019c3c43Sraf #endif 365*019c3c43Sraf 3667c478bd9Sstevel@tonic-gate #ifdef __cplusplus 3677c478bd9Sstevel@tonic-gate } 3687c478bd9Sstevel@tonic-gate #endif 3697c478bd9Sstevel@tonic-gate 3707c478bd9Sstevel@tonic-gate #endif /* _SYS_FCNTL_H */ 371