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-rw-r--r--CHANGELOG.md2
-rw-r--r--src/sys/mod.rs9
-rw-r--r--src/sys/statfs.rs548
3 files changed, 548 insertions, 11 deletions
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 61c0cc80..bbde701f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,8 @@ This project adheres to [Semantic Versioning](http://semver.org/).
([#1077](https://github.com/nix-rust/nix/pull/1077))
- Minimum supported Rust version is now 1.25.0
([#1035](https://github.com/nix-rust/nix/pull/1035))
+- Now functions `statfs()` and `fstatfs()` return result with `Statfs` wrapper
+ ([#928](https://github.com/nix-rust/nix/pull/928))
### Fixed
### Removed
diff --git a/src/sys/mod.rs b/src/sys/mod.rs
index 88c7251d..d3c2f92b 100644
--- a/src/sys/mod.rs
+++ b/src/sys/mod.rs
@@ -71,7 +71,14 @@ pub mod socket;
pub mod stat;
-#[cfg(any(target_os = "android", target_os = "linux", target_os = "macos"))]
+#[cfg(any(target_os = "android",
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "ios",
+ target_os = "linux",
+ target_os = "macos",
+ target_os = "openbsd"
+))]
pub mod statfs;
pub mod statvfs;
diff --git a/src/sys/statfs.rs b/src/sys/statfs.rs
index e7ffae5e..d4596bf3 100644
--- a/src/sys/statfs.rs
+++ b/src/sys/statfs.rs
@@ -1,20 +1,548 @@
-use {Result, NixPath};
-use errno::Errno;
+use std::fmt::{self, Debug};
+use std::mem;
use std::os::unix::io::AsRawFd;
+#[cfg(not(any(target_os = "linux", target_os = "android")))]
+use std::ffi::CStr;
+
use libc;
-pub fn statfs<P: ?Sized + NixPath>(path: &P, stat: &mut libc::statfs) -> Result<()> {
- unsafe {
- Errno::clear();
- let res = path.with_nix_path(|path| libc::statfs(path.as_ptr(), stat))?;
+use {NixPath, Result};
+use errno::Errno;
+
+#[cfg(target_os = "android")]
+pub type fsid_t = libc::__fsid_t;
+#[cfg(not(target_os = "android"))]
+pub type fsid_t = libc::fsid_t;
+
+#[derive(Clone, Copy)]
+pub struct Statfs(libc::statfs);
+
+#[cfg(target_os = "freebsd")]
+#[derive(Eq, Copy, Clone, PartialEq, Debug)]
+pub struct FsType(u32);
+#[cfg(target_os = "android")]
+#[derive(Eq, Copy, Clone, PartialEq, Debug)]
+pub struct FsType(libc::c_ulong);
+#[cfg(all(target_os = "linux", target_arch = "s390x"))]
+#[derive(Eq, Copy, Clone, PartialEq, Debug)]
+pub struct FsType(u32);
+#[cfg(all(target_os = "linux", target_env = "musl"))]
+#[derive(Eq, Copy, Clone, PartialEq, Debug)]
+pub struct FsType(libc::c_ulong);
+#[cfg(all(target_os = "linux", not(any(target_arch = "s390x", target_env = "musl"))))]
+#[derive(Eq, Copy, Clone, PartialEq, Debug)]
+pub struct FsType(libc::c_long);
+
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const ADFS_SUPER_MAGIC: FsType = FsType(libc::ADFS_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const AFFS_SUPER_MAGIC: FsType = FsType(libc::AFFS_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const CODA_SUPER_MAGIC: FsType = FsType(libc::CODA_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const CRAMFS_MAGIC: FsType = FsType(libc::CRAMFS_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const EFS_SUPER_MAGIC: FsType = FsType(libc::EFS_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const EXT2_SUPER_MAGIC: FsType = FsType(libc::EXT2_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const EXT3_SUPER_MAGIC: FsType = FsType(libc::EXT3_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const EXT4_SUPER_MAGIC: FsType = FsType(libc::EXT4_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const HPFS_SUPER_MAGIC: FsType = FsType(libc::HPFS_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const HUGETLBFS_MAGIC: FsType = FsType(libc::HUGETLBFS_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const ISOFS_SUPER_MAGIC: FsType = FsType(libc::ISOFS_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const JFFS2_SUPER_MAGIC: FsType = FsType(libc::JFFS2_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const MINIX_SUPER_MAGIC: FsType = FsType(libc::MINIX_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const MINIX_SUPER_MAGIC2: FsType = FsType(libc::MINIX_SUPER_MAGIC2);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const MINIX2_SUPER_MAGIC: FsType = FsType(libc::MINIX2_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const MINIX2_SUPER_MAGIC2: FsType = FsType(libc::MINIX2_SUPER_MAGIC2);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const MSDOS_SUPER_MAGIC: FsType = FsType(libc::MSDOS_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const NCP_SUPER_MAGIC: FsType = FsType(libc::NCP_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const NFS_SUPER_MAGIC: FsType = FsType(libc::NFS_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const OPENPROM_SUPER_MAGIC: FsType = FsType(libc::OPENPROM_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const PROC_SUPER_MAGIC: FsType = FsType(libc::PROC_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const QNX4_SUPER_MAGIC: FsType = FsType(libc::QNX4_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const REISERFS_SUPER_MAGIC: FsType = FsType(libc::REISERFS_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const SMB_SUPER_MAGIC: FsType = FsType(libc::SMB_SUPER_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const TMPFS_MAGIC: FsType = FsType(libc::TMPFS_MAGIC);
+#[cfg(all(target_os = "linux", not(target_env = "musl"), not(target_arch = "s390x")))]
+pub const USBDEVICE_SUPER_MAGIC: FsType = FsType(libc::USBDEVICE_SUPER_MAGIC);
+
+impl Statfs {
+ /// Magic code defining system type
+ #[cfg(not(any(
+ target_os = "openbsd",
+ target_os = "ios",
+ target_os = "macos"
+ )))]
+ pub fn filesystem_type(&self) -> FsType {
+ FsType(self.0.f_type)
+ }
+
+ /// Magic code defining system type
+ #[cfg(not(any(target_os = "linux", target_os = "android")))]
+ pub fn filesystem_type_name(&self) -> &str {
+ let c_str = unsafe { CStr::from_ptr(self.0.f_fstypename.as_ptr()) };
+ c_str.to_str().unwrap()
+ }
+
+ /// Optimal transfer block size
+ #[cfg(any(target_os = "ios", target_os = "macos", target_os = "openbsd"))]
+ pub fn optimal_transfer_size(&self) -> i32 {
+ self.0.f_iosize
+ }
+
+ /// Optimal transfer block size
+ #[cfg(all(target_os = "linux", target_arch = "s390x"))]
+ pub fn optimal_transfer_size(&self) -> u32 {
+ self.0.f_bsize
+ }
+
+ /// Optimal transfer block size
+ #[cfg(all(target_os = "linux", target_env = "musl"))]
+ pub fn optimal_transfer_size(&self) -> libc::c_ulong {
+ self.0.f_bsize
+ }
+
+ /// Optimal transfer block size
+ #[cfg(all(target_os = "linux", not(any(target_arch = "s390x", target_env = "musl"))))]
+ pub fn optimal_transfer_size(&self) -> libc::c_long {
+ self.0.f_bsize
+ }
+
+ /// Optimal transfer block size
+ #[cfg(target_os = "android")]
+ pub fn optimal_transfer_size(&self) -> libc::c_ulong {
+ self.0.f_bsize
+ }
+
+ /// Optimal transfer block size
+ #[cfg(target_os = "dragonfly")]
+ pub fn optimal_transfer_size(&self) -> libc::c_long {
+ self.0.f_iosize
+ }
+
+ /// Optimal transfer block size
+ #[cfg(target_os = "freebsd")]
+ pub fn optimal_transfer_size(&self) -> u64 {
+ self.0.f_iosize
+ }
+
+ /// Size of a block
+ #[cfg(any(target_os = "ios", target_os = "macos", target_os = "openbsd"))]
+ pub fn block_size(&self) -> u32 {
+ self.0.f_bsize
+ }
+
+ /// Size of a block
+ // f_bsize on linux: https://github.com/torvalds/linux/blob/master/fs/nfs/super.c#L471
+ #[cfg(all(target_os = "linux", target_arch = "s390x"))]
+ pub fn block_size(&self) -> u32 {
+ self.0.f_bsize
+ }
+
+ /// Size of a block
+ // f_bsize on linux: https://github.com/torvalds/linux/blob/master/fs/nfs/super.c#L471
+ #[cfg(all(target_os = "linux", target_env = "musl"))]
+ pub fn block_size(&self) -> libc::c_ulong {
+ self.0.f_bsize
+ }
+
+ /// Size of a block
+ // f_bsize on linux: https://github.com/torvalds/linux/blob/master/fs/nfs/super.c#L471
+ #[cfg(all(target_os = "linux", not(any(target_arch = "s390x", target_env = "musl"))))]
+ pub fn block_size(&self) -> libc::c_long {
+ self.0.f_bsize
+ }
+
+ /// Size of a block
+ #[cfg(target_os = "freebsd")]
+ pub fn block_size(&self) -> u64 {
+ self.0.f_bsize
+ }
+
+ /// Size of a block
+ #[cfg(target_os = "android")]
+ pub fn block_size(&self) -> libc::c_ulong {
+ self.0.f_bsize
+ }
+
+ /// Size of a block
+ #[cfg(target_os = "dragonfly")]
+ pub fn block_size(&self) -> libc::c_long {
+ self.0.f_bsize
+ }
+
+ /// Maximum length of filenames
+ #[cfg(any(target_os = "freebsd", target_os = "openbsd"))]
+ pub fn maximum_name_length(&self) -> u32 {
+ self.0.f_namemax
+ }
+
+ /// Maximum length of filenames
+ #[cfg(all(target_os = "linux", target_arch = "s390x"))]
+ pub fn maximum_name_length(&self) -> u32 {
+ self.0.f_namelen
+ }
+
+ /// Maximum length of filenames
+ #[cfg(all(target_os = "linux", target_env = "musl"))]
+ pub fn maximum_name_length(&self) -> libc::c_ulong {
+ self.0.f_namelen
+ }
+
+ /// Maximum length of filenames
+ #[cfg(all(target_os = "linux", not(any(target_arch = "s390x", target_env = "musl"))))]
+ pub fn maximum_name_length(&self) -> libc::c_long {
+ self.0.f_namelen
+ }
+
+ /// Maximum length of filenames
+ #[cfg(target_os = "android")]
+ pub fn maximum_name_length(&self) -> libc::c_ulong {
+ self.0.f_namelen
+ }
+
+ /// Total data blocks in filesystem
+ #[cfg(any(
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "android",
+ target_os = "freebsd",
+ target_os = "openbsd",
+ ))]
+ pub fn blocks(&self) -> u64 {
+ self.0.f_blocks
+ }
+
+ /// Total data blocks in filesystem
+ #[cfg(target_os = "dragonfly")]
+ pub fn blocks(&self) -> libc::c_long {
+ self.0.f_blocks
+ }
+
+ /// Total data blocks in filesystem
+ #[cfg(all(target_os = "linux", target_env = "musl"))]
+ pub fn blocks(&self) -> u64 {
+ self.0.f_blocks
+ }
+
+ /// Total data blocks in filesystem
+ #[cfg(not(any(
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "android",
+ target_os = "freebsd",
+ target_os = "openbsd",
+ target_os = "dragonfly",
+ all(target_os = "linux", target_env = "musl")
+ )))]
+ pub fn blocks(&self) -> libc::c_ulong {
+ self.0.f_blocks
+ }
+
+ /// Free blocks in filesystem
+ #[cfg(any(
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "android",
+ target_os = "freebsd",
+ target_os = "openbsd",
+ ))]
+ pub fn blocks_free(&self) -> u64 {
+ self.0.f_bfree
+ }
+
+ /// Free blocks in filesystem
+ #[cfg(target_os = "dragonfly")]
+ pub fn blocks_free(&self) -> libc::c_long {
+ self.0.f_bfree
+ }
- Errno::result(res).map(drop)
+ /// Free blocks in filesystem
+ #[cfg(all(target_os = "linux", target_env = "musl"))]
+ pub fn blocks_free(&self) -> u64 {
+ self.0.f_bfree
+ }
+
+ /// Free blocks in filesystem
+ #[cfg(not(any(
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "android",
+ target_os = "freebsd",
+ target_os = "openbsd",
+ target_os = "dragonfly",
+ all(target_os = "linux", target_env = "musl")
+ )))]
+ pub fn blocks_free(&self) -> libc::c_ulong {
+ self.0.f_bfree
+ }
+
+ /// Free blocks available to unprivileged user
+ #[cfg(any(target_os = "ios", target_os = "macos", target_os = "android"))]
+ pub fn blocks_available(&self) -> u64 {
+ self.0.f_bavail
+ }
+
+ /// Free blocks available to unprivileged user
+ #[cfg(target_os = "dragonfly")]
+ pub fn blocks_available(&self) -> libc::c_long {
+ self.0.f_bavail
+ }
+
+ /// Free blocks available to unprivileged user
+ #[cfg(any(target_os = "freebsd", target_os = "openbsd"))]
+ pub fn blocks_available(&self) -> i64 {
+ self.0.f_bavail
+ }
+
+ /// Free blocks available to unprivileged user
+ #[cfg(all(target_os = "linux", target_env = "musl"))]
+ pub fn blocks_available(&self) -> u64 {
+ self.0.f_bavail
+ }
+
+ /// Free blocks available to unprivileged user
+ #[cfg(not(any(
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "android",
+ target_os = "freebsd",
+ target_os = "openbsd",
+ target_os = "dragonfly",
+ all(target_os = "linux", target_env = "musl")
+ )))]
+ pub fn blocks_available(&self) -> libc::c_ulong {
+ self.0.f_bavail
+ }
+
+ /// Total file nodes in filesystem
+ #[cfg(any(
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "android",
+ target_os = "freebsd",
+ target_os = "openbsd",
+ ))]
+ pub fn files(&self) -> u64 {
+ self.0.f_files
+ }
+
+ /// Total file nodes in filesystem
+ #[cfg(target_os = "dragonfly")]
+ pub fn files(&self) -> libc::c_long {
+ self.0.f_files
+ }
+
+ /// Total file nodes in filesystem
+ #[cfg(all(target_os = "linux", target_env = "musl"))]
+ pub fn files(&self) -> u64 {
+ self.0.f_files
+ }
+
+ /// Total file nodes in filesystem
+ #[cfg(not(any(
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "android",
+ target_os = "freebsd",
+ target_os = "openbsd",
+ target_os = "dragonfly",
+ all(target_os = "linux", target_env = "musl")
+ )))]
+ pub fn files(&self) -> libc::c_ulong {
+ self.0.f_files
+ }
+
+ /// Free file nodes in filesystem
+ #[cfg(any(target_os = "ios", target_os = "macos", target_os = "android"))]
+ pub fn files_free(&self) -> u64 {
+ self.0.f_ffree
+ }
+
+ /// Free file nodes in filesystem
+ #[cfg(target_os = "dragonfly")]
+ pub fn files_free(&self) -> libc::c_long {
+ self.0.f_ffree
+ }
+
+ /// Free file nodes in filesystem
+ #[cfg(any(target_os = "freebsd", target_os = "openbsd"))]
+ pub fn files_free(&self) -> i64 {
+ self.0.f_ffree
+ }
+
+ /// Free file nodes in filesystem
+ #[cfg(all(target_os = "linux", target_env = "musl"))]
+ pub fn files_free(&self) -> u64 {
+ self.0.f_ffree
+ }
+
+ /// Free file nodes in filesystem
+ #[cfg(not(any(
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "android",
+ target_os = "freebsd",
+ target_os = "openbsd",
+ target_os = "dragonfly",
+ all(target_os = "linux", target_env = "musl")
+ )))]
+ pub fn files_free(&self) -> libc::c_ulong {
+ self.0.f_ffree
+ }
+
+ /// Filesystem ID
+ pub fn filesystem_id(&self) -> fsid_t {
+ self.0.f_fsid
+ }
+}
+
+impl Debug for Statfs {
+ fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+ f.debug_struct("Statfs")
+ .field("optimal_transfer_size", &self.optimal_transfer_size())
+ .field("block_size", &self.block_size())
+ .field("blocks", &self.blocks())
+ .field("blocks_free", &self.blocks_free())
+ .field("blocks_available", &self.blocks_available())
+ .field("files", &self.files())
+ .field("files_free", &self.files_free())
+ .field("filesystem_id", &self.filesystem_id())
+ .finish()
+ }
+}
+
+pub fn statfs<P: ?Sized + NixPath>(path: &P) -> Result<Statfs> {
+ unsafe {
+ let mut stat: Statfs = mem::uninitialized();
+ let res = path.with_nix_path(|path| libc::statfs(path.as_ptr(), &mut stat.0))?;
+ Errno::result(res).map(|_| stat)
}
}
-pub fn fstatfs<T: AsRawFd>(fd: &T, stat: &mut libc::statfs) -> Result<()> {
+pub fn fstatfs<T: AsRawFd>(fd: &T) -> Result<Statfs> {
unsafe {
- Errno::clear();
- Errno::result(libc::fstatfs(fd.as_raw_fd(), stat)).map(drop)
+ let mut stat: Statfs = mem::uninitialized();
+ Errno::result(libc::fstatfs(fd.as_raw_fd(), &mut stat.0)).map(|_| stat)
+ }
+}
+
+#[cfg(test)]
+mod test {
+ use std::fs::File;
+
+ use sys::statfs::*;
+ use sys::statvfs::*;
+ use std::path::Path;
+
+ #[test]
+ fn statfs_call() {
+ check_statfs("/tmp");
+ check_statfs("/dev");
+ check_statfs("/run");
+ check_statfs("/");
+ }
+
+ #[test]
+ fn fstatfs_call() {
+ check_fstatfs("/tmp");
+ check_fstatfs("/dev");
+ check_fstatfs("/run");
+ check_fstatfs("/");
+ }
+
+ fn check_fstatfs(path: &str) {
+ if !Path::new(path).exists() {
+ return;
+ }
+ let vfs = statvfs(path.as_bytes()).unwrap();
+ let file = File::open(path).unwrap();
+ let fs = fstatfs(&file).unwrap();
+ assert_fs_equals(fs, vfs);
+ }
+
+ fn check_statfs(path: &str) {
+ if !Path::new(path).exists() {
+ return;
+ }
+ let vfs = statvfs(path.as_bytes()).unwrap();
+ let fs = statfs(path.as_bytes()).unwrap();
+ assert_fs_equals(fs, vfs);
+ }
+
+ fn assert_fs_equals(fs: Statfs, vfs: Statvfs) {
+ assert_eq!(fs.files() as u64, vfs.files() as u64);
+ assert_eq!(fs.blocks() as u64, vfs.blocks() as u64);
+ assert_eq!(fs.block_size() as u64, vfs.fragment_size() as u64);
+ }
+
+ // This test is ignored because files_free/blocks_free can change after statvfs call and before
+ // statfs call.
+ #[test]
+ #[ignore]
+ fn statfs_call_strict() {
+ check_statfs_strict("/tmp");
+ check_statfs_strict("/dev");
+ check_statfs_strict("/run");
+ check_statfs_strict("/");
+ }
+
+ // This test is ignored because files_free/blocks_free can change after statvfs call and before
+ // fstatfs call.
+ #[test]
+ #[ignore]
+ fn fstatfs_call_strict() {
+ check_fstatfs_strict("/tmp");
+ check_fstatfs_strict("/dev");
+ check_fstatfs_strict("/run");
+ check_fstatfs_strict("/");
+ }
+
+ fn check_fstatfs_strict(path: &str) {
+ if !Path::new(path).exists() {
+ return;
+ }
+ let vfs = statvfs(path.as_bytes());
+ let file = File::open(path).unwrap();
+ let fs = fstatfs(&file);
+ assert_fs_equals_strict(fs.unwrap(), vfs.unwrap())
+ }
+
+ fn check_statfs_strict(path: &str) {
+ if !Path::new(path).exists() {
+ return;
+ }
+ let vfs = statvfs(path.as_bytes());
+ let fs = statfs(path.as_bytes());
+ assert_fs_equals_strict(fs.unwrap(), vfs.unwrap())
+ }
+
+ fn assert_fs_equals_strict(fs: Statfs, vfs: Statvfs) {
+ assert_eq!(fs.files_free() as u64, vfs.files_free() as u64);
+ assert_eq!(fs.blocks_free() as u64, vfs.blocks_free() as u64);
+ assert_eq!(fs.blocks_available() as u64, vfs.blocks_available() as u64);
+ assert_eq!(fs.files() as u64, vfs.files() as u64);
+ assert_eq!(fs.blocks() as u64, vfs.blocks() as u64);
+ assert_eq!(fs.block_size() as u64, vfs.fragment_size() as u64);
}
}