// Copyright 2019 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
library fuchsia.boot;

using zx;

/// Protocol for retrieving factory boot item payloads.
@discoverable
closed protocol FactoryItems {
    /// Gets a `payload` for a `ZBI_TYPE_STORAGE_BOOTFS_FACTORY` boot item with
    /// extra field set to `extra`.
    ///
    /// NOTE: We return the `length` of the item, as VMOs must be page-aligned.
    strict Get(struct {
        extra uint32;
    }) -> (resource struct {
        payload zx.Handle:<VMO, optional>;
        length uint32;
    });
};