jD91mZM2
139 lines
3.3 KiB
Rust
139 lines
3.3 KiB
Rust
//! stat implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/sysstat.h.html
|
|
|
|
use c_str::CStr;
|
|
use header::fcntl::{O_NOFOLLOW, O_PATH};
|
|
use header::time::timespec;
|
|
use platform;
|
|
use platform::types::*;
|
|
use platform::{Pal, Sys};
|
|
|
|
pub const S_IFMT: c_int = 0o0170000;
|
|
|
|
pub const S_IFDIR: c_int = 0o040000;
|
|
pub const S_IFCHR: c_int = 0o020000;
|
|
pub const S_IFBLK: c_int = 0o060000;
|
|
pub const S_IFREG: c_int = 0o100000;
|
|
pub const S_IFIFO: c_int = 0o010000;
|
|
pub const S_IFLNK: c_int = 0o120000;
|
|
pub const S_IFSOCK: c_int = 0o140000;
|
|
|
|
pub const S_IRWXU: c_int = 0o0700;
|
|
pub const S_IRUSR: c_int = 0o0400;
|
|
pub const S_IWUSR: c_int = 0o0200;
|
|
pub const S_IXUSR: c_int = 0o0100;
|
|
|
|
pub const S_IRWXG: c_int = 0o0070;
|
|
pub const S_IRGRP: c_int = 0o0040;
|
|
pub const S_IWGRP: c_int = 0o0020;
|
|
pub const S_IXGRP: c_int = 0o0010;
|
|
|
|
pub const S_IRWXO: c_int = 0o0007;
|
|
pub const S_IROTH: c_int = 0o0004;
|
|
pub const S_IWOTH: c_int = 0o0002;
|
|
pub const S_IXOTH: c_int = 0o0001;
|
|
pub const S_ISUID: c_int = 0o4000;
|
|
pub const S_ISGID: c_int = 0o2000;
|
|
pub const S_ISVTX: c_int = 0o1000;
|
|
|
|
#[repr(C)]
|
|
#[derive(Default)]
|
|
pub struct stat {
|
|
pub st_dev: dev_t,
|
|
pub st_ino: ino_t,
|
|
pub st_nlink: nlink_t,
|
|
pub st_mode: mode_t,
|
|
pub st_uid: uid_t,
|
|
pub st_gid: gid_t,
|
|
pub st_rdev: dev_t,
|
|
pub st_size: off_t,
|
|
pub st_blksize: blksize_t,
|
|
pub st_blocks: blkcnt_t,
|
|
|
|
pub st_atim: timespec,
|
|
pub st_mtim: timespec,
|
|
pub st_ctim: timespec,
|
|
|
|
// Compared to glibc, our struct is for some reason 24 bytes too small.
|
|
// Accessing atime works, so clearly the struct isn't incorrect...
|
|
// This works.
|
|
pub _pad: [c_char; 24],
|
|
}
|
|
|
|
#[no_mangle]
|
|
pub extern "C" fn chmod(path: *const c_char, mode: mode_t) -> c_int {
|
|
let path = unsafe { CStr::from_ptr(path) };
|
|
Sys::chmod(path, mode)
|
|
}
|
|
|
|
#[no_mangle]
|
|
pub extern "C" fn fchmod(fildes: c_int, mode: mode_t) -> c_int {
|
|
Sys::fchmod(fildes, mode)
|
|
}
|
|
|
|
#[no_mangle]
|
|
pub extern "C" fn fstat(fildes: c_int, buf: *mut stat) -> c_int {
|
|
Sys::fstat(fildes, buf)
|
|
}
|
|
|
|
#[no_mangle]
|
|
pub extern "C" fn __fxstat(_ver: c_int, fildes: c_int, buf: *mut stat) -> c_int {
|
|
fstat(fildes, buf)
|
|
}
|
|
|
|
#[no_mangle]
|
|
pub extern "C" fn futimens(fd: c_int, times: *const timespec) -> c_int {
|
|
Sys::futimens(fd, times)
|
|
}
|
|
|
|
#[no_mangle]
|
|
pub extern "C" fn lstat(path: *const c_char, buf: *mut stat) -> c_int {
|
|
let path = unsafe { CStr::from_ptr(path) };
|
|
let fd = Sys::open(path, O_PATH | O_NOFOLLOW, 0);
|
|
if fd < 0 {
|
|
return -1;
|
|
}
|
|
|
|
let res = Sys::fstat(fd, buf);
|
|
|
|
Sys::close(fd);
|
|
|
|
res
|
|
}
|
|
|
|
#[no_mangle]
|
|
pub extern "C" fn mkdir(path: *const c_char, mode: mode_t) -> c_int {
|
|
let path = unsafe { CStr::from_ptr(path) };
|
|
Sys::mkdir(path, mode)
|
|
}
|
|
|
|
#[no_mangle]
|
|
pub extern "C" fn mkfifo(path: *const c_char, mode: mode_t) -> c_int {
|
|
let path = unsafe { CStr::from_ptr(path) };
|
|
Sys::mkfifo(path, mode)
|
|
}
|
|
|
|
// #[no_mangle]
|
|
pub extern "C" fn mknod(path: *const c_char, mode: mode_t, dev: dev_t) -> c_int {
|
|
unimplemented!();
|
|
}
|
|
|
|
#[no_mangle]
|
|
pub extern "C" fn stat(file: *const c_char, buf: *mut stat) -> c_int {
|
|
let file = unsafe { CStr::from_ptr(file) };
|
|
let fd = Sys::open(file, O_PATH, 0);
|
|
if fd < 0 {
|
|
return -1;
|
|
}
|
|
|
|
let res = Sys::fstat(fd, buf);
|
|
|
|
Sys::close(fd);
|
|
|
|
res
|
|
}
|
|
|
|
#[no_mangle]
|
|
pub extern "C" fn umask(mask: mode_t) -> mode_t {
|
|
Sys::umask(mask)
|
|
}
|