Function tor_progress 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn tor_progress(
    control_key: *mut c_char,
) -> *mut c_char

Get bootstrap progress from tor daemon. Wait ~1s after calling tor_start() before calling this. BETA: Careful with this.

Safety

• This function is unsafe because it dereferences and a returns raw pointer.
• ENSURE that result is passed into cstring_free(ptr: *mut c_char) after use.