1 files changed, 32 insertions, 0 deletions
diff --git a/bindings/rust/libflashrom-sys/build.rs b/bindings/rust/libflashrom-sys/build.rs
new file mode 100644
index 000000000..43e7cf6c8
--- /dev/null
+++ b/bindings/rust/libflashrom-sys/build.rs
@@ -0,0 +1,32 @@
+fn main() {
+    pkg_config::probe_library("flashrom").unwrap();
+    let bindings = bindgen::Builder::default()
+        .header("../../../include/libflashrom.h")
+        // Tell cargo to invalidate the built crate whenever any of the
+        // included header files changed.
+        .parse_callbacks(Box::new(bindgen::CargoCallbacks))
+        // only generate the flashrom functions and used types.
+        .allowlist_function("flashrom_.*")
+        // newtype enums provide type checking without the UB potential of rust enums.
+        .default_enum_style(bindgen::EnumVariation::NewType { is_bitfield: false })
+        // We use constified enum for flashrom_log_level to allow '<' comparison.
+        .constified_enum("flashrom_log_level")
+        .prepend_enum_name(false)
+        .derive_copy(false)
+        .must_use_type("flashrom_wp_result")
+        // Avoid some va_list related functionality that is not easy to use in rust.
+        .blocklist_function("flashrom_set_log_callback")
+        .blocklist_type("flashrom_log_callback")
+        .blocklist_type("va_list")
+        .blocklist_type("__builtin_va_list")
+        .blocklist_type("__va_list_tag")
+        .size_t_is_usize(true)
+        .generate()
+        .expect("Unable to generate bindings");
+
+    // Write the bindings to the $OUT_DIR/bindings.rs file.
+    let out_path = std::path::PathBuf::from(std::env::var("OUT_DIR").unwrap());
+    bindings
+        .write_to_file(out_path.join("bindings.rs"))
+        .expect("Couldn't write bindings!");
+}