fuzz: AutoFile with XOR

src/test/fuzz/autofile.cpp

@@ -2,16 +2,16 @@
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
+#include <span.h>
 #include <streams.h>
 #include <test/fuzz/FuzzedDataProvider.h>
 #include <test/fuzz/fuzz.h>
 #include <test/fuzz/util.h>
 
 #include <array>
-#include <cstdint>
+#include <cstddef>
+#include <cstdio>
 #include <iostream>
-#include <optional>
-#include <string>
 #include <vector>
 
 FUZZ_TARGET(autofile)
@@ -20,6 +20,7 @@ FUZZ_TARGET(autofile)
     FuzzedFileProvider fuzzed_file_provider{fuzzed_data_provider};
     AutoFile auto_file{
         fuzzed_file_provider.open(),
+        ConsumeRandomLengthByteVector<std::byte>(fuzzed_data_provider),
     };
     LIMITED_WHILE(fuzzed_data_provider.ConsumeBool(), 100)
     {