[PATCH 1/2] rust: vmstate: support varray for vmstate_clock!

[Paolo Bonzini <pbonzini@redhat.com>]

Make vmstate_struct and vmstate_clock more similar; they are basically the
same thing, except for the clock case having a built-in VMStateDescription.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 rust/qemu-api/src/vmstate.rs | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/rust/qemu-api/src/vmstate.rs b/rust/qemu-api/src/vmstate.rs
index 7d9f3a2ca6f..98152e5964d 100644
--- a/rust/qemu-api/src/vmstate.rs
+++ b/rust/qemu-api/src/vmstate.rs
@@ -506,7 +506,7 @@ macro_rules! vmstate_struct {
 #[doc(alias = "VMSTATE_CLOCK")]
 #[macro_export]
 macro_rules! vmstate_clock {
-    ($struct_name:ty, $field_name:ident) => {{
+    ($struct_name:ty, $field_name:ident $([0 .. $num:ident $(* $factor:expr)?])?) => {{
         $crate::bindings::VMStateField {
             name: ::core::concat!(::core::stringify!($field_name), "\0")
                 .as_bytes()
@@ -515,7 +515,7 @@ macro_rules! vmstate_clock {
                 $crate::assert_field_type!(
                     $struct_name,
                     $field_name,
-                    $crate::qom::Owned<$crate::qdev::Clock>
+                    $crate::qom::Owned<$crate::qdev::Clock> $(, num = $num)?
                 );
                 $crate::offset_of!($struct_name, $field_name)
             },
@@ -526,7 +526,14 @@ macro_rules! vmstate_clock {
             ),
             vmsd: unsafe { ::core::ptr::addr_of!($crate::bindings::vmstate_clock) },
             ..$crate::zeroable::Zeroable::ZERO
-        }
+         } $(.with_varray_flag_unchecked(
+                  $crate::call_func_with_field!(
+                      $crate::vmstate::vmstate_varray_flag,
+                      $struct_name,
+                      $num
+                  )
+              )
+           $(.with_varray_multiply($factor))?)?
     }};
 }
 
-- 
2.49.0