| // Copyright 2018 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. |
| |
| //! Type-safe bindings for Zircon object properties. |
| |
| use fuchsia_zircon_sys as sys; |
| use std::ops::Deref; |
| |
| /// Object property types for use with [object_get_property()] and [object_set_property]. |
| #[derive(Copy, Clone, Ord, PartialOrd, Eq, PartialEq, Hash)] |
| #[repr(transparent)] |
| pub struct Property(u32); |
| |
| impl Deref for Property { |
| type Target = u32; |
| |
| fn deref(&self) -> &Self::Target { |
| &self.0 |
| } |
| } |
| |
| /// A definition for properties about a zircon object. |
| /// |
| /// # Safety |
| /// |
| /// `PROPERTY` must correspond to a valid property type and `PropTy` must be the |
| /// corresponding value type for that property. See |
| /// https://fuchsia.dev/fuchsia-src/reference/syscalls/object_get_property for a |
| /// list of available properties and their corresponding value types. |
| /// |
| /// It must be valid to treat `PropTy` as its corresponding property type and |
| /// writing the property type to a `PropTy` must completely initialize it. That |
| /// is, `PropTy` must be "transparent" over the property type. |
| pub unsafe trait PropertyQuery { |
| /// The raw `Property` value |
| const PROPERTY: Property; |
| /// The data type of this property |
| type PropTy; |
| } |
| |
| assoc_values!(Property, [ |
| NAME = sys::ZX_PROP_NAME; |
| |
| #[cfg(target_arch = "x86_64")] |
| REGISTER_GS = sys::ZX_PROP_REGISTER_GS; |
| #[cfg(target_arch = "x86_64")] |
| REGISTER_FS = sys::ZX_PROP_REGISTER_FS; |
| |
| PROCESS_BREAK_ON_LOAD = sys::ZX_PROP_PROCESS_BREAK_ON_LOAD; |
| PROCESS_DEBUG_ADDR = sys::ZX_PROP_PROCESS_DEBUG_ADDR; |
| PROCESS_VDSO_BASE_ADDRESS = sys::ZX_PROP_PROCESS_VDSO_BASE_ADDRESS; |
| SOCKET_RX_THRESHOLD = sys::ZX_PROP_SOCKET_RX_THRESHOLD; |
| SOCKET_TX_THRESHOLD = sys::ZX_PROP_SOCKET_TX_THRESHOLD; |
| CHANNEL_TX_MSG_MAX = sys::ZX_PROP_CHANNEL_TX_MSG_MAX; |
| JOB_KILL_ON_OOM = sys::ZX_PROP_JOB_KILL_ON_OOM; |
| EXCEPTION_STATE = sys::ZX_PROP_EXCEPTION_STATE; |
| VMO_CONTENT_SIZE = sys::ZX_PROP_VMO_CONTENT_SIZE; |
| STREAM_MODE_APPEND = sys::ZX_PROP_STREAM_MODE_APPEND; |
| ]); |