| // Copyright 2017 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.mem; |
| |
| /// A Buffer for data whose size is not necessarily a multiple of the page |
| /// size. |
| /// |
| /// VMO objects have a physical size that is always a multiple of the page |
| /// size. As such, VMO alone cannot serve as a buffer for arbitrarly sized |
| /// data. |fuchsia.mem.Buffer| is a standard struct that aggregate the VMO |
| /// and its size. |
| struct Buffer { |
| /// The vmo. |
| handle<vmo> vmo; |
| |
| /// The size of the data in the vmo in bytes. This size must be smaller |
| /// than the physical size of the vmo. |
| uint64 size; |
| }; |
