build(dc/wireshark): specifiy rust target for bindgen

.github/workflows/ci.yml

@@ -873,6 +873,7 @@ jobs:
           lfs: true
 
       - name: Install rust toolchain
+        working-directory: dc/wireshark
         run: |
           rustup toolchain install stable --profile minimal --component clippy,rustfmt
           rustup override set stable

dc/wireshark/generate-bindings.sh

@@ -2,7 +2,7 @@
 
 set -xeuo pipefail
 
-VERSION="4.2.5"
+VERSION="4.4.2"
 BRANCH="wireshark-$VERSION"
 PKG_CONFIG_PATH="${PKG_CONFIG_PATH:-}"
 
@@ -79,10 +79,13 @@ OPTIONS=(
 
 mkdir -p src/wireshark_sys/
 
+RUST_TARGET=$(rustup show | awk 'NF' | awk 'END{print $2}')
+
 # This list is filtered to roughly what our current usage requires.
 # It's possible there's a better way to do this -- some of the Wireshark
 # headers end up pulling in C++ so we do need some filtering.
 bindgen \
+  --rust-target $RUST_TARGET \
   --raw-line '// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.' \
   --raw-line '// SPDX-License-Identifier: Apache-2.0' \
   ${OPTIONS[@]} \
@@ -91,6 +94,7 @@ bindgen \
   -- ${INCLUDES[@]}
 
 bindgen \
+  --rust-target $RUST_TARGET \
   --raw-line '// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.' \
   --raw-line '// SPDX-License-Identifier: Apache-2.0' \
   ${OPTIONS[@]} \

dc/wireshark/src/field.rs

@@ -14,7 +14,9 @@ pub unsafe extern "C" fn proto_register() {
 
 #[derive(Debug)]
 pub struct Registration {
+    #[allow(dead_code)]
     pub protocol: i32,
+    #[allow(dead_code)]
     pub all_subtree: i32,
     pub tag_subtree: i32,
     pub control_data_subtree: i32,