tests: add a fuzzer for server_process_native_message

src/fuzz/fuzz-journald-native.c

@@ -0,0 +1,10 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include "fuzz.h"
+#include "fuzz-journald.h"
+#include "journald-native.h"
+
+int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+        fuzz_journald_processing_function(data, size, server_process_native_message);
+        return 0;
+}

src/fuzz/meson.build

@@ -19,6 +19,11 @@ fuzzers += [
           libshared],
          [libmount]],
 
+        [['src/fuzz/fuzz-journald-native.c'],
+         [libjournal_core,
+          libshared],
+         [libselinux]],
+
         [['src/fuzz/fuzz-journald-syslog.c'],
          [libjournal_core,
           libshared],