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Fri, 17 Jan 2025 11:40:10 -0800 (PST) X-Google-Smtp-Source: AGHT+IHDQN3/+dlRteAovEglF5VL6vxcKS7afffhvsgRaXODoQ26l5oelB3KyewP+DUvzPrRvfyxEA== X-Received: by 2002:a05:6402:524b:b0:5d0:9054:b119 with SMTP id 4fb4d7f45d1cf-5db7db07787mr8614735a12.21.1737142807492; Fri, 17 Jan 2025 11:40:07 -0800 (PST) From: Paolo Bonzini To: qemu-devel@nongnu.org Cc: qemu-rust@nongnu.org, Zhao Liu Subject: [PATCH 01/10] rust: qemu-api: add sub-subclass to the integration tests Date: Fri, 17 Jan 2025 20:39:54 +0100 Message-ID: <20250117194003.1173231-2-pbonzini@redhat.com> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20250117194003.1173231-1-pbonzini@redhat.com> References: <20250117194003.1173231-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.132, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1737142889835019000 Content-Type: text/plain; charset="utf-8" From: Zhao Liu missing signed-off-by from zhao --- rust/qemu-api/tests/tests.rs | 56 ++++++++++++++++++++++++++++++++++-- 1 file changed, 53 insertions(+), 3 deletions(-) diff --git a/rust/qemu-api/tests/tests.rs b/rust/qemu-api/tests/tests.rs index 526c3f4f8ea..5c3e75ed3d5 100644 --- a/rust/qemu-api/tests/tests.rs +++ b/rust/qemu-api/tests/tests.rs @@ -14,8 +14,8 @@ cell::{self, BqlCell}, declare_properties, define_property, prelude::*, - qdev::{DeviceImpl, DeviceState, Property}, - qom::{ObjectImpl, ParentField}, + qdev::{DeviceClass, DeviceImpl, DeviceState, Property}, + qom::{ClassInitImpl, ObjectImpl, ParentField}, vmstate::VMStateDescription, zeroable::Zeroable, }; @@ -37,6 +37,10 @@ pub struct DummyState { =20 qom_isa!(DummyState: Object, DeviceState); =20 +pub struct DummyClass { + parent_class: ::Class, +} + declare_properties! { DUMMY_PROPERTIES, define_property!( @@ -49,7 +53,7 @@ pub struct DummyState { } =20 unsafe impl ObjectType for DummyState { - type Class =3D ::Class; + type Class =3D DummyClass; const TYPE_NAME: &'static CStr =3D c_str!("dummy"); } =20 @@ -67,6 +71,51 @@ fn vmsd() -> Option<&'static VMStateDescription> { } } =20 +// `impl ClassInitImpl for T` doesn't work since it violates +// orphan rule. +impl ClassInitImpl for DummyState { + fn class_init(klass: &mut DummyClass) { + >::class_init(&mut klass.parent= _class); + } +} + +#[derive(qemu_api_macros::offsets)] +#[repr(C)] +#[derive(qemu_api_macros::Object)] +pub struct DummyChildState { + parent: ParentField, +} + +qom_isa!(DummyChildState: Object, DeviceState, DummyState); + +pub struct DummyChildClass { + parent_class: ::Class, +} + +unsafe impl ObjectType for DummyChildState { + type Class =3D DummyChildClass; + const TYPE_NAME: &'static CStr =3D c_str!("dummy_child"); +} + +impl ObjectImpl for DummyChildState { + type ParentType =3D DummyState; + const ABSTRACT: bool =3D false; +} + +impl DeviceImpl for DummyChildState {} + +impl ClassInitImpl for DummyChildState { + fn class_init(klass: &mut DummyClass) { + >::class_init(&mut klass.parent= _class); + } +} + +impl ClassInitImpl for DummyChildState { + fn class_init(klass: &mut DummyChildClass) { + >::class_init(&mut klass.parent_= class); + } +} + fn init_qom() { static ONCE: BqlCell =3D BqlCell::new(false); =20 @@ -85,6 +134,7 @@ fn test_object_new() { init_qom(); unsafe { object_unref(object_new(DummyState::TYPE_NAME.as_ptr()).cast()); + object_unref(object_new(DummyChildState::TYPE_NAME.as_ptr()).cast(= )); } } =20 --=20 2.47.1