146 lines
5.2 KiB
C
146 lines
5.2 KiB
C
/****************************************************************************
|
|
* include/sys/statfs.h
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership. The
|
|
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
|
* "License"); you may not use this file except in compliance with the
|
|
* License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
* License for the specific language governing permissions and limitations
|
|
* under the License.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef __INCLUDE_SYS_STATFS_H
|
|
#define __INCLUDE_SYS_STATFS_H
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
#include <sys/types.h>
|
|
#include <stdint.h>
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
|
|
/* struct statfs file system types. */
|
|
|
|
#define ADFS_SUPER_MAGIC 0xadf5
|
|
#define AFFS_SUPER_MAGIC 0xadff
|
|
#define BEFS_SUPER_MAGIC 0x42465331
|
|
#define BFS_MAGIC 0x1badface
|
|
#define CIFS_MAGIC_NUMBER 0xff534d42
|
|
#define CODA_SUPER_MAGIC 0x73757245
|
|
#define COH_SUPER_MAGIC 0x012ff7b7
|
|
#define CRAMFS_MAGIC 0x28cd3d45
|
|
#define DEVFS_SUPER_MAGIC 0x1373
|
|
#define EFS_SUPER_MAGIC 0x00414a53
|
|
#define EXT_SUPER_MAGIC 0x137d
|
|
#define EXT2_OLD_SUPER_MAGIC 0xef51
|
|
#define EXT2_SUPER_MAGIC 0xef53
|
|
#define EXT3_SUPER_MAGIC 0xef53
|
|
#define HFS_SUPER_MAGIC 0x4244
|
|
#define HPFS_SUPER_MAGIC 0xf995e849
|
|
#define HUGETLBFS_MAGIC 0x958458f6
|
|
#define ISOFS_SUPER_MAGIC 0x9660
|
|
#define JFFS2_SUPER_MAGIC 0x72b6
|
|
#define JFS_SUPER_MAGIC 0x3153464a
|
|
#define MINIX_SUPER_MAGIC 0x137f /* orig. minix */
|
|
#define MINIX_SUPER_MAGIC2 0x138f /* 30 char minix */
|
|
#define MINIX2_SUPER_MAGIC 0x2468 /* minix V2 */
|
|
#define MINIX2_SUPER_MAGIC2 0x2478 /* minix V2, 30 char names */
|
|
#define MSDOS_SUPER_MAGIC 0x4d44
|
|
#define NCP_SUPER_MAGIC 0x564c
|
|
#define NFS_SUPER_MAGIC 0x6969
|
|
#define NTFS_SB_MAGIC 0x5346544e
|
|
#define OPENPROM_SUPER_MAGIC 0x9fa1
|
|
#define PROC_SUPER_MAGIC 0x9fa0
|
|
#define QNX4_SUPER_MAGIC 0x002f
|
|
#define REISERFS_SUPER_MAGIC 0x52654973
|
|
#define ROMFS_MAGIC 0x7275
|
|
#define SMB_SUPER_MAGIC 0x517B
|
|
#define SYSV2_SUPER_MAGIC 0x012ff7b6
|
|
#define SYSV4_SUPER_MAGIC 0x012FF7B5
|
|
#define TMPFS_MAGIC 0x01021994
|
|
#define UDF_SUPER_MAGIC 0x15013346
|
|
#define UFS_MAGIC 0x00011954
|
|
#define USBDEVICE_SUPER_MAGIC 0x9fa2
|
|
#define VXFS_SUPER_MAGIC 0xa501fcf5
|
|
#define XENIX_SUPER_MAGIC 0x012ff7b4
|
|
#define XFS_SUPER_MAGIC 0x58465342
|
|
#define _XIAFS_SUPER_MAGIC 0x012fd16d
|
|
#define SPIFFS_SUPER_MAGIC 0x20090315
|
|
#define LITTLEFS_SUPER_MAGIC 0x0a732923
|
|
|
|
/* NuttX specific file-systems */
|
|
|
|
#define BINFS_MAGIC 0x4242
|
|
#define PROCFS_MAGIC 0x434f5250
|
|
#define NXFFS_MAGIC 0x4747
|
|
#define SMARTFS_MAGIC 0x54524D53
|
|
#define UNIONFS_MAGIC 0x53464e55
|
|
#define HOSTFS_MAGIC 0x54534f48
|
|
#define USERFS_MAGIC 0x52455355
|
|
#define CROMFS_MAGIC 0x4d4f5243
|
|
#define RPMSGFS_MAGIC 0x54534f47
|
|
|
|
#if defined(CONFIG_FS_LARGEFILE) && defined(CONFIG_HAVE_LONG_LONG)
|
|
# define statfs64 statfs
|
|
# define fstatfs64 fstatfs
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Type Definitions
|
|
****************************************************************************/
|
|
|
|
struct statfs
|
|
{
|
|
uint32_t f_type; /* Type of filesystem (see definitions above) */
|
|
size_t f_namelen; /* Maximum length of filenames */
|
|
size_t f_bsize; /* Optimal block size for transfers */
|
|
fsblkcnt_t f_blocks; /* Total data blocks in the file system of this size */
|
|
fsblkcnt_t f_bfree; /* Free blocks in the file system */
|
|
fsblkcnt_t f_bavail; /* Free blocks avail to non-superuser */
|
|
fsfilcnt_t f_files; /* Total file nodes in the file system */
|
|
fsfilcnt_t f_ffree; /* Free file nodes in the file system */
|
|
};
|
|
|
|
/****************************************************************************
|
|
* Public Function Prototypes
|
|
****************************************************************************/
|
|
|
|
#undef EXTERN
|
|
#if defined(__cplusplus)
|
|
#define EXTERN extern "C"
|
|
extern "C"
|
|
{
|
|
#else
|
|
#define EXTERN extern
|
|
#endif
|
|
|
|
/* Inspired by Linux statfs() which was, in turn, inspired by
|
|
* the BSD statfs(). None of these implementations agree in the
|
|
* form of the struct statfs.
|
|
*/
|
|
|
|
int statfs(FAR const char *path, FAR struct statfs *buf);
|
|
int fstatfs(int fd, FAR struct statfs *buf);
|
|
|
|
#undef EXTERN
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif
|
|
|
|
#endif /* __INCLUDE_SYS_STATFS_H */
|