1 files changed, 33 insertions, 0 deletions
diff --git a/src/fns.rs b/src/fns.rs
new file mode 100644
index 0000000..88a8354
--- /dev/null
+++ b/src/fns.rs
@@ -0,0 +1,33 @@
+// Copyright (c) 2021 The vulkano developers
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE or
+// https://www.apache.org/licenses/LICENSE-2.0> or the MIT
+// license <LICENSE-MIT or https://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+
+macro_rules! fns {
+    ($struct_name:ident, { $($member:ident => $fn_struct:ident,)+ }) => {
+        pub struct $struct_name {
+            $(
+                pub $member: ash::vk::$fn_struct,
+            )+
+        }
+
+        impl $struct_name {
+            pub fn load<F>(mut load_fn: F) -> $struct_name
+                where F: FnMut(&std::ffi::CStr) -> *const std::ffi::c_void
+            {
+                $struct_name {
+                    $(
+                        $member: ash::vk::$fn_struct::load(&mut load_fn),
+                    )+
+                }
+            }
+        }
+    };
+}
+
+pub use crate::autogen::{DeviceFunctions, EntryFunctions, InstanceFunctions};
+pub(crate) use fns;