libphobos/libdruntime/core/sys/posix/sys/statvfs.d

   1 /++
   2     D header file correspoding to sys/statvfs.h.
   3
   4     Copyright: Copyright 2012 -
   5     License:   $(HTTP www.boost.org/LICENSE_1_0.txt, Boost License 1.0).
   6     Authors:   Robert Klotzner and $(HTTP jmdavisprog.com, Jonathan M Davis)
   7     Standards: $(HTTP http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_statvfs.h.html,
   8                       The Open Group Base Specifications Issue 7 IEEE Std 1003.1, 2018 Edition)
   9  +/
  10 module core.sys.posix.sys.statvfs;
  11 private import core.stdc.config;
  12 private import core.sys.posix.config;
  13 public import core.sys.posix.sys.types;
  14
  15 version (Posix):
  16 extern (C) :
  17 nothrow:
  18 @nogc:
  19
  20 version (CRuntime_Glibc) {
  21     static if (__WORDSIZE == 32)
  22     {
  23         version=_STATVFSBUF_F_UNUSED;
  24     }
  25     struct statvfs_t
  26     {
  27         c_ulong f_bsize;
  28         c_ulong f_frsize;
  29         fsblkcnt_t f_blocks;
  30         fsblkcnt_t f_bfree;
  31         fsblkcnt_t f_bavail;
  32         fsfilcnt_t f_files;
  33         fsfilcnt_t f_ffree;
  34         fsfilcnt_t f_favail;
  35         c_ulong f_fsid;
  36         version (_STATVFSBUF_F_UNUSED)
  37         {
  38             int __f_unused;
  39         }
  40         c_ulong f_flag;
  41         c_ulong f_namemax;
  42         int[6] __f_spare;
  43     }
  44     /* Definitions for the flag in `f_flag'.  These definitions should be
  45       kept in sync with the definitions in <sys/mount.h>.  */
  46     static if (__USE_GNU)
  47     {
  48         enum FFlag
  49         {
  50             ST_RDONLY = 1,        /* Mount read-only.  */
  51             ST_NOSUID = 2,
  52             ST_NODEV = 4,         /* Disallow access to device special files.  */
  53             ST_NOEXEC = 8,        /* Disallow program execution.  */
  54             ST_SYNCHRONOUS = 16,      /* Writes are synced at once.  */
  55             ST_MANDLOCK = 64,     /* Allow mandatory locks on an FS.  */
  56             ST_WRITE = 128,       /* Write on file/directory/symlink.  */
  57             ST_APPEND = 256,      /* Append-only file.  */
  58             ST_IMMUTABLE = 512,       /* Immutable file.  */
  59             ST_NOATIME = 1024,        /* Do not update access times.  */
  60             ST_NODIRATIME = 2048,     /* Do not update directory access times.  */
  61             ST_RELATIME = 4096        /* Update atime relative to mtime/ctime.  */
  62
  63         }
  64     }  /* Use GNU.  */
  65     else
  66     { // Posix defined:
  67         enum FFlag
  68         {
  69             ST_RDONLY = 1,        /* Mount read-only.  */
  70             ST_NOSUID = 2
  71         }
  72     }
  73
  74     static if ( __USE_FILE_OFFSET64 )
  75     {
  76         int statvfs64 (const char * file, statvfs_t* buf);
  77         alias statvfs64 statvfs;
  78
  79         int fstatvfs64 (int fildes, statvfs_t *buf) @trusted;
  80         alias fstatvfs64 fstatvfs;
  81     }
  82     else
  83     {
  84         int statvfs (const char * file, statvfs_t* buf);
  85         int fstatvfs (int fildes, statvfs_t *buf);
  86     }
  87
  88 }
  89 else version (NetBSD)
  90 {
  91     enum  _VFS_MNAMELEN = 1024;
  92     enum  _VFS_NAMELEN = 32;
  93
  94     struct fsid_t
  95     {
  96        int[2] __fsid_val;
  97     }
  98
  99     struct statvfs_t
 100     {
 101         c_ulong f_flag;
 102         c_ulong f_bsize;
 103         c_ulong f_frsize;
 104         c_ulong f_iosize;
 105         fsblkcnt_t f_blocks;
 106         fsblkcnt_t f_bfree;
 107         fsblkcnt_t f_bavail;
 108         fsblkcnt_t f_bresvd;
 109         fsfilcnt_t f_files;
 110         fsfilcnt_t f_ffree;
 111         fsfilcnt_t f_favail;
 112         fsfilcnt_t f_fresvd;
 113         ulong f_syncreads;
 114         ulong f_syncwrites;
 115         ulong f_asyncreads;
 116         ulong f_asyncwrites;
 117         fsid_t f_fsidx;
 118         c_ulong f_fsid;
 119         c_ulong f_namemax;
 120         int f_owner;
 121         int[4] f_spare;
 122         char[_VFS_NAMELEN] f_fstypename;
 123         char[_VFS_MNAMELEN] f_mntonname;
 124         char[_VFS_MNAMELEN] f_mntfromname;
 125     }
 126
 127     enum FFlag
 128     {
 129         ST_RDONLY = 1,        /* Mount read-only.  */
 130         ST_NOSUID = 2
 131     }
 132
 133     int statvfs (const char * file, statvfs_t* buf);
 134     int fstatvfs (int fildes, statvfs_t *buf) @trusted;
 135 }
 136 else version (FreeBSD)
 137 {
 138     import core.sys.freebsd.sys.mount;
 139
 140     // @@@DEPRECATED_2.091@@@
 141     deprecated("Moved to core.sys.freebsd.sys.mount to correspond to C header file sys/mount.h")
 142     alias MFSNAMELEN = core.sys.freebsd.sys.mount.MFSNAMELEN;
 143
 144     // @@@DEPRECATED_2.091@@@
 145     deprecated("Moved to core.sys.freebsd.sys.mount to correspond to C header file sys/mount.h")
 146     alias MNAMELEN = core.sys.freebsd.sys.mount.MNAMELEN;
 147
 148     // @@@DEPRECATED_2.091@@@
 149     deprecated("Moved to core.sys.freebsd.sys.mount to correspond to C header file sys/mount.h")
 150     alias fsid_t = core.sys.freebsd.sys.mount.fsid_t;
 151
 152     // @@@DEPRECATED_2.091@@@
 153     deprecated("Moved to core.sys.freebsd.sys.mount to correspond to C header file sys/mount.h")
 154     alias statfs_t = core.sys.freebsd.sys.mount.statfs_t;
 155
 156     // @@@DEPRECATED_2.091@@@
 157     deprecated("Values moved to core.sys.freebsd.sys.mount to correspond to C header file sys/mount.h")
 158     enum FFlag
 159     {
 160         // @@@DEPRECATED_2.091@@@
 161         MNT_RDONLY = 1,          /* read only filesystem */
 162
 163         // @@@DEPRECATED_2.091@@@
 164         MNT_SYNCHRONOUS = 2,     /* fs written synchronously */
 165
 166         // @@@DEPRECATED_2.091@@@
 167         MNT_NOEXEC = 4,          /* can't exec from filesystem */
 168
 169         // @@@DEPRECATED_2.091@@@
 170         MNT_NOSUID  = 8,         /* don't honor setuid fs bits */
 171
 172         // @@@DEPRECATED_2.091@@@
 173         MNT_NFS4ACLS = 16,       /* enable NFS version 4 ACLs */
 174
 175         // @@@DEPRECATED_2.091@@@
 176         MNT_UNION = 32,          /* union with underlying fs */
 177
 178         // @@@DEPRECATED_2.091@@@
 179         MNT_ASYNC = 64,          /* fs written asynchronously */
 180
 181         // @@@DEPRECATED_2.091@@@
 182         MNT_SUIDDIR = 128,       /* special SUID dir handling */
 183
 184         // @@@DEPRECATED_2.091@@@
 185         MNT_SOFTDEP = 256,       /* using soft updates */
 186
 187         // @@@DEPRECATED_2.091@@@
 188         MNT_NOSYMFOLLOW = 512,   /* do not follow symlinks */
 189
 190         // @@@DEPRECATED_2.091@@@
 191         MNT_GJOURNAL = 1024,     /* GEOM journal support enabled */
 192
 193         // @@@DEPRECATED_2.091@@@
 194         MNT_MULTILABEL = 2048,   /* MAC support for objects */
 195
 196         // @@@DEPRECATED_2.091@@@
 197         MNT_ACLS = 4096,         /* ACL support enabled */
 198
 199         // @@@DEPRECATED_2.091@@@
 200         MNT_NOATIME = 8192,      /* dont update file access time */
 201
 202         // @@@DEPRECATED_2.091@@@
 203         MNT_NOCLUSTERR = 16384,  /* disable cluster read */
 204
 205         // @@@DEPRECATED_2.091@@@
 206         MNT_NOCLUSTERW = 32768,  /* disable cluster write */
 207
 208         // @@@DEPRECATED_2.091@@@
 209         MNT_SUJ = 65536,         /* using journaled soft updates */
 210
 211         // @@@DEPRECATED_2.091@@@
 212         MNT_AUTOMOUNTED = 131072 /* mounted by automountd(8) */
 213     }
 214
 215     deprecated("Moved to core.sys.freebsd.sys.mount to correspond to C header file sys/mount.h")
 216     alias statfs = core.sys.freebsd.sys.mount.statfs;
 217
 218     deprecated("Moved to core.sys.freebsd.sys.mount to correspond to C header file sys/mount.h")
 219     alias fstatfs = core.sys.freebsd.sys.mount.fstatfs;
 220
 221     struct statvfs_t
 222     {
 223         fsblkcnt_t f_bavail;
 224         fsblkcnt_t f_bfree;
 225         fsblkcnt_t f_blocks;
 226         fsfilcnt_t f_favail;
 227         fsfilcnt_t f_ffree;
 228         fsfilcnt_t f_files;
 229         ulong f_bsize;
 230         ulong f_flag;
 231         ulong f_frsize;
 232         ulong f_fsid;
 233         ulong f_namemax;
 234     }
 235
 236     enum uint ST_RDONLY = 0x1;
 237     enum uint ST_NOSUID = 0x2;
 238
 239     int fstatvfs(int, statvfs_t*);
 240     int statvfs(const char*, statvfs_t*);
 241 }
 242 else
 243 {
 244     struct statvfs_t
 245     {
 246         c_ulong f_bsize;
 247         c_ulong f_frsize;
 248         fsblkcnt_t f_blocks;
 249         fsblkcnt_t f_bfree;
 250         fsblkcnt_t f_bavail;
 251         fsfilcnt_t f_files;
 252         fsfilcnt_t f_ffree;
 253         fsfilcnt_t f_favail;
 254         c_ulong f_fsid;
 255         c_ulong f_flag;
 256         c_ulong f_namemax;
 257     }
 258
 259     enum FFlag
 260     {
 261         ST_RDONLY = 1,        /* Mount read-only.  */
 262         ST_NOSUID = 2
 263     }
 264
 265     int statvfs (const char * file, statvfs_t* buf);
 266     int fstatvfs (int fildes, statvfs_t *buf) @trusted;
 267 }