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 57c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 67c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 77c478bd9Sstevel@tonic-gate * with the License. 87c478bd9Sstevel@tonic-gate * 97c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 107c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 117c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 127c478bd9Sstevel@tonic-gate * and limitations under the License. 137c478bd9Sstevel@tonic-gate * 147c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 157c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 167c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 177c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 187c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 197c478bd9Sstevel@tonic-gate * 207c478bd9Sstevel@tonic-gate * CDDL HEADER END 217c478bd9Sstevel@tonic-gate */ 227c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 237c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 247c478bd9Sstevel@tonic-gate 257c478bd9Sstevel@tonic-gate /* 26*b59b3655SGarrett D'Amore * Copyright 2014 Garrett D'Amore <garrett@damore.org> 27*b59b3655SGarrett D'Amore * 287c478bd9Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 297c478bd9Sstevel@tonic-gate * Use is subject to license terms. 307c478bd9Sstevel@tonic-gate */ 317c478bd9Sstevel@tonic-gate 327c478bd9Sstevel@tonic-gate #ifndef _SYS_STATVFS_H 337c478bd9Sstevel@tonic-gate #define _SYS_STATVFS_H 347c478bd9Sstevel@tonic-gate 357c478bd9Sstevel@tonic-gate #include <sys/feature_tests.h> 367c478bd9Sstevel@tonic-gate #include <sys/types.h> 377c478bd9Sstevel@tonic-gate 387c478bd9Sstevel@tonic-gate #ifdef __cplusplus 397c478bd9Sstevel@tonic-gate extern "C" { 407c478bd9Sstevel@tonic-gate #endif 417c478bd9Sstevel@tonic-gate 427c478bd9Sstevel@tonic-gate /* 437c478bd9Sstevel@tonic-gate * Structure returned by statvfs(2). 447c478bd9Sstevel@tonic-gate */ 457c478bd9Sstevel@tonic-gate 467c478bd9Sstevel@tonic-gate #define _FSTYPSZ 16 477c478bd9Sstevel@tonic-gate #if !defined(_XPG4_2) || defined(__EXTENSIONS__) 487c478bd9Sstevel@tonic-gate #ifndef FSTYPSZ 497c478bd9Sstevel@tonic-gate #define FSTYPSZ _FSTYPSZ 507c478bd9Sstevel@tonic-gate #endif 517c478bd9Sstevel@tonic-gate #endif /* !defined(_XPG4_2) || defined(__EXTENSIONS__) */ 527c478bd9Sstevel@tonic-gate 537c478bd9Sstevel@tonic-gate typedef struct statvfs { 547c478bd9Sstevel@tonic-gate unsigned long f_bsize; /* fundamental file system block size */ 557c478bd9Sstevel@tonic-gate unsigned long f_frsize; /* fragment size */ 567c478bd9Sstevel@tonic-gate fsblkcnt_t f_blocks; /* total blocks of f_frsize on fs */ 577c478bd9Sstevel@tonic-gate fsblkcnt_t f_bfree; /* total free blocks of f_frsize */ 587c478bd9Sstevel@tonic-gate fsblkcnt_t f_bavail; /* free blocks avail to non-superuser */ 597c478bd9Sstevel@tonic-gate fsfilcnt_t f_files; /* total file nodes (inodes) */ 607c478bd9Sstevel@tonic-gate fsfilcnt_t f_ffree; /* total free file nodes */ 617c478bd9Sstevel@tonic-gate fsfilcnt_t f_favail; /* free nodes avail to non-superuser */ 627c478bd9Sstevel@tonic-gate unsigned long f_fsid; /* file system id (dev for now) */ 637c478bd9Sstevel@tonic-gate char f_basetype[_FSTYPSZ]; /* target fs type name, */ 647c478bd9Sstevel@tonic-gate /* null-terminated */ 657c478bd9Sstevel@tonic-gate unsigned long f_flag; /* bit-mask of flags */ 667c478bd9Sstevel@tonic-gate unsigned long f_namemax; /* maximum file name length */ 677c478bd9Sstevel@tonic-gate char f_fstr[32]; /* filesystem-specific string */ 687c478bd9Sstevel@tonic-gate #if !defined(_LP64) 697c478bd9Sstevel@tonic-gate unsigned long f_filler[16]; /* reserved for future expansion */ 707c478bd9Sstevel@tonic-gate #endif 717c478bd9Sstevel@tonic-gate } statvfs_t; 727c478bd9Sstevel@tonic-gate 737c478bd9Sstevel@tonic-gate #if defined(_SYSCALL32) 747c478bd9Sstevel@tonic-gate 757c478bd9Sstevel@tonic-gate /* Kernel view of user ILP32 statvfs structure */ 767c478bd9Sstevel@tonic-gate 777c478bd9Sstevel@tonic-gate typedef struct statvfs32 { 787c478bd9Sstevel@tonic-gate uint32_t f_bsize; /* fundamental file system block size */ 797c478bd9Sstevel@tonic-gate uint32_t f_frsize; /* fragment size */ 807c478bd9Sstevel@tonic-gate fsblkcnt32_t f_blocks; /* total blocks of f_frsize on fs */ 817c478bd9Sstevel@tonic-gate fsblkcnt32_t f_bfree; /* total free blocks of f_frsize */ 827c478bd9Sstevel@tonic-gate fsblkcnt32_t f_bavail; /* free blocks avail to non-superuser */ 837c478bd9Sstevel@tonic-gate fsfilcnt32_t f_files; /* total file nodes (inodes) */ 847c478bd9Sstevel@tonic-gate fsfilcnt32_t f_ffree; /* total free file nodes */ 857c478bd9Sstevel@tonic-gate fsfilcnt32_t f_favail; /* free nodes avail to non-superuser */ 867c478bd9Sstevel@tonic-gate uint32_t f_fsid; /* file system id (dev for now) */ 877c478bd9Sstevel@tonic-gate char f_basetype[_FSTYPSZ]; /* target fs type name, */ 887c478bd9Sstevel@tonic-gate /* null-terminated */ 897c478bd9Sstevel@tonic-gate uint32_t f_flag; /* bit-mask of flags */ 907c478bd9Sstevel@tonic-gate uint32_t f_namemax; /* maximum file name length */ 917c478bd9Sstevel@tonic-gate char f_fstr[32]; /* filesystem-specific string */ 927c478bd9Sstevel@tonic-gate uint32_t f_filler[16]; /* reserved for future expansion */ 937c478bd9Sstevel@tonic-gate } statvfs32_t; 947c478bd9Sstevel@tonic-gate 957c478bd9Sstevel@tonic-gate #endif /* _SYSCALL32 */ 967c478bd9Sstevel@tonic-gate 977c478bd9Sstevel@tonic-gate /* transitional large file interface version */ 987c478bd9Sstevel@tonic-gate #if defined(_LARGEFILE64_SOURCE) 997c478bd9Sstevel@tonic-gate typedef struct statvfs64 { 1007c478bd9Sstevel@tonic-gate unsigned long f_bsize; /* preferred file system block size */ 1017c478bd9Sstevel@tonic-gate unsigned long f_frsize; /* fundamental file system block size */ 1027c478bd9Sstevel@tonic-gate fsblkcnt64_t f_blocks; /* total blocks of f_frsize */ 1037c478bd9Sstevel@tonic-gate fsblkcnt64_t f_bfree; /* total free blocks of f_frsize */ 1047c478bd9Sstevel@tonic-gate fsblkcnt64_t f_bavail; /* free blocks avail to non-superuser */ 1057c478bd9Sstevel@tonic-gate fsfilcnt64_t f_files; /* total # of file nodes (inodes) */ 1067c478bd9Sstevel@tonic-gate fsfilcnt64_t f_ffree; /* total # of free file nodes */ 1077c478bd9Sstevel@tonic-gate fsfilcnt64_t f_favail; /* free nodes avail to non-superuser */ 1087c478bd9Sstevel@tonic-gate unsigned long f_fsid; /* file system id (dev for now) */ 1097c478bd9Sstevel@tonic-gate char f_basetype[FSTYPSZ]; /* target fs type name, */ 1107c478bd9Sstevel@tonic-gate /* null-terminated */ 1117c478bd9Sstevel@tonic-gate unsigned long f_flag; /* bit-mask of flags */ 1127c478bd9Sstevel@tonic-gate unsigned long f_namemax; /* maximum file name length */ 1137c478bd9Sstevel@tonic-gate char f_fstr[32]; /* filesystem-specific string */ 1147c478bd9Sstevel@tonic-gate #if !defined(_LP64) 1157c478bd9Sstevel@tonic-gate unsigned long f_filler[16]; /* reserved for future expansion */ 1167c478bd9Sstevel@tonic-gate #endif /* _LP64 */ 1177c478bd9Sstevel@tonic-gate } statvfs64_t; 1187c478bd9Sstevel@tonic-gate #endif 1197c478bd9Sstevel@tonic-gate 1207c478bd9Sstevel@tonic-gate #if defined(_SYSCALL32) 1217c478bd9Sstevel@tonic-gate 1227c478bd9Sstevel@tonic-gate /* Kernel view of user ILP32 statvfs64 structure */ 1237c478bd9Sstevel@tonic-gate 1247c478bd9Sstevel@tonic-gate #if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4 1257c478bd9Sstevel@tonic-gate #pragma pack(4) 1267c478bd9Sstevel@tonic-gate #endif 1277c478bd9Sstevel@tonic-gate 1287c478bd9Sstevel@tonic-gate typedef struct statvfs64_32 { 1297c478bd9Sstevel@tonic-gate uint32_t f_bsize; /* preferred file system block size */ 1307c478bd9Sstevel@tonic-gate uint32_t f_frsize; /* fundamental file system block size */ 1317c478bd9Sstevel@tonic-gate fsblkcnt64_t f_blocks; /* total blocks of f_frsize */ 1327c478bd9Sstevel@tonic-gate fsblkcnt64_t f_bfree; /* total free blocks of f_frsize */ 1337c478bd9Sstevel@tonic-gate fsblkcnt64_t f_bavail; /* free blocks avail to non-superuser */ 1347c478bd9Sstevel@tonic-gate fsfilcnt64_t f_files; /* total # of file nodes (inodes) */ 1357c478bd9Sstevel@tonic-gate fsfilcnt64_t f_ffree; /* total # of free file nodes */ 1367c478bd9Sstevel@tonic-gate fsfilcnt64_t f_favail; /* free nodes avail to non-superuser */ 1377c478bd9Sstevel@tonic-gate uint32_t f_fsid; /* file system id (dev for now) */ 1387c478bd9Sstevel@tonic-gate char f_basetype[FSTYPSZ]; /* target fs type name, */ 1397c478bd9Sstevel@tonic-gate /* null-terminated */ 1407c478bd9Sstevel@tonic-gate uint32_t f_flag; /* bit-mask of flags */ 1417c478bd9Sstevel@tonic-gate uint32_t f_namemax; /* maximum file name length */ 1427c478bd9Sstevel@tonic-gate char f_fstr[32]; /* filesystem-specific string */ 1437c478bd9Sstevel@tonic-gate uint32_t f_filler[16]; /* reserved for future expansion */ 1447c478bd9Sstevel@tonic-gate } statvfs64_32_t; 1457c478bd9Sstevel@tonic-gate 1467c478bd9Sstevel@tonic-gate #if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4 1477c478bd9Sstevel@tonic-gate #pragma pack() 1487c478bd9Sstevel@tonic-gate #endif 1497c478bd9Sstevel@tonic-gate 1507c478bd9Sstevel@tonic-gate #endif /* _SYSCALL32 */ 1517c478bd9Sstevel@tonic-gate 1527c478bd9Sstevel@tonic-gate /* 1537c478bd9Sstevel@tonic-gate * Flag definitions. 1547c478bd9Sstevel@tonic-gate */ 1557c478bd9Sstevel@tonic-gate 1567c478bd9Sstevel@tonic-gate #define ST_RDONLY 0x01 /* read-only file system */ 1577c478bd9Sstevel@tonic-gate #define ST_NOSUID 0x02 /* does not support setuid/setgid semantics */ 1587c478bd9Sstevel@tonic-gate #define ST_NOTRUNC 0x04 /* does not truncate long file names */ 1597c478bd9Sstevel@tonic-gate 1607c478bd9Sstevel@tonic-gate #if !defined(_KERNEL) 1617c478bd9Sstevel@tonic-gate /* 1627c478bd9Sstevel@tonic-gate * large file compilation environment setup 1637c478bd9Sstevel@tonic-gate */ 1647c478bd9Sstevel@tonic-gate #if !defined(_LP64) && _FILE_OFFSET_BITS == 64 1657c478bd9Sstevel@tonic-gate #ifdef __PRAGMA_REDEFINE_EXTNAME 1667c478bd9Sstevel@tonic-gate #pragma redefine_extname statvfs statvfs64 1677c478bd9Sstevel@tonic-gate #pragma redefine_extname fstatvfs fstatvfs64 1687c478bd9Sstevel@tonic-gate #else 1697c478bd9Sstevel@tonic-gate #define statvfs_t statvfs64_t 1707c478bd9Sstevel@tonic-gate #define statvfs statvfs64 1717c478bd9Sstevel@tonic-gate #define fstatvfs fstatvfs64 1727c478bd9Sstevel@tonic-gate #endif 1737c478bd9Sstevel@tonic-gate #endif /* !_LP64 && _FILE_OFFSET_BITS == 64 */ 1747c478bd9Sstevel@tonic-gate 1757c478bd9Sstevel@tonic-gate #if defined(_LP64) && defined(_LARGEFILE64_SOURCE) 1767c478bd9Sstevel@tonic-gate /* 1777c478bd9Sstevel@tonic-gate * In the LP64 compilation environment, map large file interfaces 1787c478bd9Sstevel@tonic-gate * back to native versions where possible. 1797c478bd9Sstevel@tonic-gate */ 1807c478bd9Sstevel@tonic-gate #ifdef __PRAGMA_REDEFINE_EXTNAME 1817c478bd9Sstevel@tonic-gate #pragma redefine_extname statvfs64 statvfs 1827c478bd9Sstevel@tonic-gate #pragma redefine_extname fstatvfs64 fstatvfs 1837c478bd9Sstevel@tonic-gate #else 1847c478bd9Sstevel@tonic-gate #define statvfs64_t statvfs_t 1857c478bd9Sstevel@tonic-gate #define statvfs64 statvfs 1867c478bd9Sstevel@tonic-gate #define fstatvfs64 fstatvfs 1877c478bd9Sstevel@tonic-gate #endif 1887c478bd9Sstevel@tonic-gate #endif /* _LP64 && _LARGEFILE64_SOURCE */ 1897c478bd9Sstevel@tonic-gate 1907c478bd9Sstevel@tonic-gate int statvfs(const char *_RESTRICT_KYWD, statvfs_t *_RESTRICT_KYWD); 1917c478bd9Sstevel@tonic-gate int fstatvfs(int, statvfs_t *); 1927c478bd9Sstevel@tonic-gate 1937c478bd9Sstevel@tonic-gate /* transitional large file interface versions */ 1947c478bd9Sstevel@tonic-gate #if defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \ 1957c478bd9Sstevel@tonic-gate !defined(__PRAGMA_REDEFINE_EXTNAME)) 1967c478bd9Sstevel@tonic-gate int statvfs64(const char *_RESTRICT_KYWD, statvfs64_t *_RESTRICT_KYWD); 1977c478bd9Sstevel@tonic-gate int fstatvfs64(int, statvfs64_t *); 1987c478bd9Sstevel@tonic-gate #endif /* _LARGEFILE64_SOURCE... */ 1997c478bd9Sstevel@tonic-gate #endif /* !defined(_KERNEL) */ 2007c478bd9Sstevel@tonic-gate 2017c478bd9Sstevel@tonic-gate #ifdef __cplusplus 2027c478bd9Sstevel@tonic-gate } 2037c478bd9Sstevel@tonic-gate #endif 2047c478bd9Sstevel@tonic-gate 2057c478bd9Sstevel@tonic-gate #endif /* _SYS_STATVFS_H */ 206