Function getxattr

src/fs/xattr.rs:41–54

(
    path: P,
    name: Name,
    mut value: Buf,
)

/// [Apple]: https://developer.apple.com/library/archive/documentation/System/Conceptual/ManPages_iPhoneOS/man2/getxattr.2.html
#[inline]
pub fn getxattr<P: path::Arg, Name: path::Arg, Buf: Buffer<u8>>(
    path: P,
    name: Name,
    mut value: Buf,
) -> io::Result<Buf::Output> {
    path.into_with_c_str(|path| {
        name.into_with_c_str(|name| {
            // SAFETY: `getxattr` behaves.
            let len = unsafe { backend::fs::syscalls::getxattr(path, name, value.parts_mut())? };
            // SAFETY: `getxattr` behaves.
            unsafe { Ok(value.assume_init(len)) }
        })
    })
}

/// `lgetxattr(path, name, value.as_ptr(), value.len())`—Get extended
/// filesystem attributes, without following symlinks in the last path