From 827f57c0e999937254b3d9d44e20be3a39f74cc1 Mon Sep 17 00:00:00 2001
From: Jubilee Young <workingjubilee@gmail.com>
Date: Fri, 5 Jul 2024 11:41:40 -0700
Subject: [PATCH] Add FieldInfo::field_type_name

The relevance of making a ield private may depend on a field's type.
Some fields should be protected against manipulation by Rust code for
the same reason `Vec::set_len` is `unsafe`.
---
 bindgen/callbacks.rs   | 2 ++
 bindgen/codegen/mod.rs | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/bindgen/callbacks.rs b/bindgen/callbacks.rs
index 0f16c4c0bf..56cd97b9c8 100644
--- a/bindgen/callbacks.rs
+++ b/bindgen/callbacks.rs
@@ -205,4 +205,6 @@ pub struct FieldInfo<'a> {
     pub type_name: &'a str,
     /// The name of the field.
     pub field_name: &'a str,
+    /// The name of the type of the field.
+    pub field_type_name: Option<&'a str>,
 }
diff --git a/bindgen/codegen/mod.rs b/bindgen/codegen/mod.rs
index e2aaee9820..192b74ba4f 100644
--- a/bindgen/codegen/mod.rs
+++ b/bindgen/codegen/mod.rs
@@ -1515,6 +1515,7 @@ impl<'a> FieldCodegen<'a> for FieldData {
                 cb.field_visibility(FieldInfo {
                     type_name: &parent_item.canonical_name(ctx),
                     field_name,
+                    field_type_name: field_ty.name(),
                 })
             }),
             self.annotations(),
@@ -1889,6 +1890,7 @@ impl<'a> FieldCodegen<'a> for Bitfield {
 
         let bitfield_ty_item = ctx.resolve_item(self.ty());
         let bitfield_ty = bitfield_ty_item.expect_type();
+        let bitfield_ty_ident = bitfield_ty.name();
 
         let bitfield_ty_layout = bitfield_ty
             .layout(ctx)
@@ -1916,6 +1918,7 @@ impl<'a> FieldCodegen<'a> for Bitfield {
                 cb.field_visibility(FieldInfo {
                     type_name: &parent_item.canonical_name(ctx),
                     field_name,
+                    field_type_name: bitfield_ty_ident,
                 })
             })
         });