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use {Result, NixPath, from_ffi};
use errno::Errno;
use std::os::unix::io::AsRawFd;
pub mod vfs {
use libc::{c_ulong,c_int};
bitflags!(
#[repr(C)]
#[derive(Default)]
flags FsFlags: c_ulong {
const RDONLY = 1,
const NOSUID = 2,
const NODEV = 4,
const NOEXEC = 8,
const SYNCHRONOUS = 16,
const MANDLOCK = 64,
const WRITE = 128,
const APPEND = 256,
const IMMUTABLE = 512,
const NOATIME = 1024,
const NODIRATIME = 2048,
const RELATIME = 4096,
}
);
#[repr(C)]
#[derive(Debug,Copy,Clone)]
pub struct Statvfs {
pub f_bsize: c_ulong,
pub f_frsize: c_ulong,
pub f_blocks: u64,
pub f_bfree: u64,
pub f_bavail: u64,
pub f_files: u64,
pub f_ffree: u64,
pub f_favail: u64,
pub f_fsid: c_ulong,
pub f_flag: FsFlags,
pub f_namemax: c_ulong,
f_spare: [c_int; 6],
}
}
mod ffi {
use libc::{c_char, c_int};
use sys::statvfs::vfs;
extern {
pub fn statvfs(path: * const c_char, buf: *mut vfs::Statvfs) -> c_int;
pub fn fstatvfs(fd: c_int, buf: *mut vfs::Statvfs) -> c_int;
}
}
pub fn statvfs<P: ?Sized + NixPath>(path: &P, stat: &mut vfs::Statvfs) -> Result<()> {
unsafe {
Errno::clear();
let res = try!(
path.with_nix_path(|path| ffi::statvfs(path.as_ptr(), stat))
);
from_ffi(res)
}
}
pub fn fstatvfs<T: AsRawFd>(fd: &T, stat: &mut vfs::Statvfs) -> Result<()> {
unsafe {
Errno::clear();
from_ffi(ffi::fstatvfs(fd.as_raw_fd(), stat))
}
}
|
