Re: [PATCH 03/11] rust: Add some block layer bindings

[Paolo Bonzini <pbonzini@redhat.com>]

On 2/11/25 22:43, Kevin Wolf wrote:
> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
> ---
>   rust/wrapper.h                | 4 ++++
>   meson.build                   | 1 +
>   rust/qemu-api/src/zeroable.rs | 5 +++--
>   3 files changed, 8 insertions(+), 2 deletions(-)
> 
> diff --git a/rust/wrapper.h b/rust/wrapper.h
> index 41be87adcf..c3e1e6f9cf 100644
> --- a/rust/wrapper.h
> +++ b/rust/wrapper.h
> @@ -53,3 +53,7 @@ typedef enum memory_order {
>   #include "chardev/char-fe.h"
>   #include "qapi/error.h"
>   #include "chardev/char-serial.h"
> +#include "block/block.h"
> +#include "block/block_int.h"
> +#include "block/qdict.h"
> +#include "qapi/qapi-visit-block-core.h"
> diff --git a/meson.build b/meson.build
> index 30aae6b3c3..154195bc80 100644
> --- a/meson.build
> +++ b/meson.build
> @@ -4045,6 +4045,7 @@ if have_rust
>       '--with-derive-default',
>       '--no-layout-tests',
>       '--no-prepend-enum-name',
> +    '--allowlist-item', 'EINVAL|EIO',

I've got some errno bindings that I wrote for chardev, I'll send them 
shortly.

Paolo

>       '--allowlist-file', meson.project_source_root() + '/include/.*',
>       '--allowlist-file', meson.project_source_root() + '/.*',
>       '--allowlist-file', meson.project_build_root() + '/.*'
> diff --git a/rust/qemu-api/src/zeroable.rs b/rust/qemu-api/src/zeroable.rs
> index b454e9e05e..60af681293 100644
> --- a/rust/qemu-api/src/zeroable.rs
> +++ b/rust/qemu-api/src/zeroable.rs
> @@ -56,7 +56,6 @@ pub unsafe trait Zeroable: Default {
>   /// ## Differences with `core::mem::zeroed`
>   ///
>   /// `const_zero` zeroes padding bits, while `core::mem::zeroed` doesn't
> -#[allow(unused)]
>   macro_rules! const_zero {
>       // This macro to produce a type-generic zero constant is taken from the
>       // const_zero crate (v0.1.1):
> @@ -78,7 +77,6 @@ union TypeAsBytes {
>   }
>   
>   /// A wrapper to implement the `Zeroable` trait through the `const_zero` macro.
> -#[allow(unused)]
>   macro_rules! impl_zeroable {
>       ($type:ty) => {
>           unsafe impl Zeroable for $type {
> @@ -110,3 +108,6 @@ fn default() -> Self {
>   impl_zeroable!(crate::bindings::MemoryRegionOps__bindgen_ty_1);
>   #[cfg(feature = "system")]
>   impl_zeroable!(crate::bindings::MemoryRegionOps__bindgen_ty_2);
> +
> +impl_zeroable!(crate::bindings::BlockDriver);
> +impl_zeroable!(crate::bindings::BlockDriver__bindgen_ty_1);