forked from Imagelibrary/rtems
81 lines
2.9 KiB
C
81 lines
2.9 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/**
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* @file
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*
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* @ingroup RTEMSAPISystemLibrary
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*
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* @brief This header file provides the statvfs() and fstatvfs() interfaces.
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*
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* The statvfs() is defined by the SUS:
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*
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* - http://www.opengroup.org/onlinepubs/009695399/basedefs/sys/statvfs.h.html
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*/
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/*
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* COPYRIGHT (c) 2009 Chris Johns <chrisj@rtems.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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*/
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#ifndef _SYS_STATVFS_H_
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#define _SYS_STATVFS_H_
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef uint64_t fsblkcnt_t;
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typedef uint32_t fsfilcnt_t;
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struct statvfs
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{
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unsigned long f_bsize; /**< File system block size. */
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unsigned long f_frsize; /**< Fundamental file system block size. */
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fsblkcnt_t f_blocks; /**< Total number of blocks on file system in units
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* of f_frsize. */
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fsblkcnt_t f_bfree; /**< Total number of free blocks. */
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fsblkcnt_t f_bavail; /**< Number of free blocks available to
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* non-privileged process. */
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fsfilcnt_t f_files; /**< Total number of file serial numbers. */
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fsfilcnt_t f_ffree; /**< Total number of free file serial numbers. */
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fsfilcnt_t f_favail; /**< Number of file serial numbers available to
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* non-privileged process. */
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unsigned long f_fsid; /**< File system ID. */
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unsigned long f_flag; /**< Bit mask of f_flag values. */
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unsigned long f_namemax; /**< Maximum filename length. */
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};
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extern int statvfs(const char *__restrict , struct statvfs *__restrict);
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extern int fstatvfs(int, struct statvfs *);
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#ifdef __cplusplus
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}
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#endif
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#endif
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