Function mach::vm::mach_vm_read

pub unsafe extern "C" fn mach_vm_read(
    target_task: vm_task_entry_t, 
    address: mach_vm_address_t, 
    size: mach_vm_size_t, 
    data: *mut vm_offset_t, 
    dataCnt: *mut mach_msg_type_number_t
) -> kern_return_t