ableos_userland/libraries/os_core/src/lib.rs

#![no_std]

type Handle = i64;

#[repr(C)]
pub struct OSString {
    pub address: i32,
    pub length: i32,
}

extern "C" {
    pub fn create_object(string: OSString) -> Result<Handle>;
    pub fn read_object_attribute(handle: Handle, string: OSString) -> Result<OSString>;
    pub fn set_object_attribute(handle: Handle, string: OSString, value: OSString) -> Result<()>;
}

#[repr(C)]
pub enum ExternErrors {
    None = 0,
}

#[repr(C)]
pub struct Result<T> {
    pub ok: T,
    pub err: ExternErrors,
}