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rust: qom: allow initializing interface vtables

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Unlike regular classes, interface vtables can only be obtained via
object_class_dynamic_cast.  Provide a wrapper that allows accessing
the vtable and pass it to a ClassInitImpl implementation, for example
ClassInitImpl<ResettableClass>.

Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2025-01-17 11:23:14 +01:00
parent 201ef001dd
commit 688c674158
2 changed files with 44 additions and 2 deletions
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rust/qemu-api/src/prelude.rs
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@ -9,6 +9,7 @@ pub use crate::cell::BqlRefCell;
pub use crate::qdev::DeviceMethods;
pub use crate::qom::InterfaceType;
pub use crate::qom::IsA;
pub use crate::qom::Object;
pub use crate::qom::ObjectCast;