90 lines
3.3 KiB
C
90 lines
3.3 KiB
C
/****************************************************************************
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* include/sys/statvfs.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __INCLUDE_SYS_STATVFS_H
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#define __INCLUDE_SYS_STATVFS_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <sys/types.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Definitions for the flag in `f_flag'. These definitions should be
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* kept in sync with the definitions in <sys/mount.h>.
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*/
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#define ST_RDONLY 0x0001 /* Mount read-only. */
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#define ST_NOSUID 0x0002 /* Ignore suid and sgid bits. */
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#if defined(CONFIG_FS_LARGEFILE) && defined(CONFIG_HAVE_LONG_LONG)
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# define statvfs64 statvfs
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# define fstatvfs64 fstatvfs
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#endif
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/****************************************************************************
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* Type Definitions
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****************************************************************************/
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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
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* units 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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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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int statvfs(FAR const char *path, FAR struct statvfs *buf);
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int fstatvfs(int fd, FAR struct statvfs *buf);
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __INCLUDE_SYS_STATVFS_H */
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