Function nc::setxattr

pub fn setxattr(
    filename: &str, 
    name: &str, 
    value: usize, 
    size: size_t, 
    flags: i32
) -> Result<(), Errno>

Set extended attribute value.

let path = "/tmp/nc-setxattr";
let ret = nc::open(path, nc::O_WRONLY | nc::O_CREAT, 0o644);
assert!(ret.is_ok());
let fd = ret.unwrap();
assert!(nc::close(fd).is_ok());
let attr_name = "user.creator";
let attr_value = "nc-0.0.1";
//let flags = 0;
let flags = nc::XATTR_CREATE;
let ret = nc::setxattr(
    path,
    &attr_name,
    attr_value.as_ptr() as usize,
    attr_value.len(),
    flags,
);
assert!(ret.is_ok());
assert!(nc::unlink(path).is_ok());