| // 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; |
| |
| #[derive(Copy, Clone, Ord, PartialOrd, Eq, PartialEq, Hash)] |
| #[repr(transparent)] |
| pub struct Property(sys::zx_obj_props_t); |
| |
| impl Deref for Property { |
| type Target = sys::zx_obj_props_t; |
| |
| fn deref(&self) -> &Self::Target { |
| &self.0 |
| } |
| } |
| |
| /// A definition for properties about a zircon object. |
| /// |
| /// # Safety |
| /// |
| /// `PROPERTY` must correspond to a valid `zx_obj_props_t` property and `PropTy` |
| /// must be a type that can be safely replaced with the byte representation of |
| /// the associated `zx_object_props_t` value. Additionally `PropTy` must be |
| /// a type that is safe to drop when uninitialized, i.e. it must be a PoD type. |
| pub unsafe trait PropertyQuery { |
| /// The raw `Property` value |
| const PROPERTY: Property; |
| /// The data type of this property |
| type PropTy; |
| } |
| |
| /// Indicates that it is valid to get the property for an object. |
| pub unsafe trait PropertyQueryGet : PropertyQuery {} |
| /// Indicates that it is valid to set the property for an object. |
| pub unsafe trait PropertyQuerySet : PropertyQuery {} |
| |
| assoc_values!(Property, [ |
| NONE = sys::ZX_OBJ_PROP_NONE; |
| WAITABLE = sys::ZX_OBJ_PROP_WAITABLE; |
| 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_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; |
| ]); |