1 files changed, 35 insertions, 0 deletions
diff --git a/bch_bindgen/src/opts.rs b/bch_bindgen/src/opts.rs
new file mode 100644
index 00000000..d38d469c
--- /dev/null
+++ b/bch_bindgen/src/opts.rs
@@ -0,0 +1,35 @@
+#[macro_export]
+macro_rules! opt_set {
+    ($opts:ident, $n:ident, $v:expr) => {
+        bch_bindgen::paste! {
+            $opts.$n = $v;
+            $opts.[<set_ $n _defined>](1)
+        }
+    };
+}
+
+#[macro_export]
+macro_rules! opt_defined {
+    ($opts:ident, $n:ident) => {
+        bch_bindgen::paste! {
+            $opts.[< $n _defined>]()
+        }
+    };
+}
+
+#[macro_export]
+macro_rules! opt_get {
+    ($opts:ident, $n:ident) => {
+        if bch_bindgen::opt_defined!($opts, $n) == 0 {
+            bch_bindgen::paste! {
+                unsafe {
+                    bch_bindgen::bcachefs::bch2_opts_default.$n
+                }
+            }
+        } else {
+            bch_bindgen::paste! {
+                $opts.$n
+            }
+        }
+    };
+}