1 files changed, 41 insertions, 0 deletions
diff --git a/libs/binder/tests/parcel_fuzzer/util.cpp b/libs/binder/tests/parcel_fuzzer/util.cpp
new file mode 100644
index 0000000000..479f406d8c
--- /dev/null
+++ b/libs/binder/tests/parcel_fuzzer/util.cpp
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#define FUZZ_LOG_TAG "util"
+#include "util.h"
+
+#include <android-base/logging.h>
+
+#include <iomanip>
+#include <sstream>
+
+std::string hexString(const void* bytes, size_t len) {
+    if (bytes == nullptr) return "<null>";
+
+    const uint8_t* bytes8 = static_cast<const uint8_t*>(bytes);
+    char chars[] = "0123456789abcdef";
+    std::string result;
+    result.resize(len * 2);
+
+    for (size_t i = 0; i < len; i++) {
+        result[2 * i] = chars[bytes8[i] >> 4];
+        result[2 * i + 1] = chars[bytes8[i] & 0xf];
+    }
+
+    return result;
+}
+std::string hexString(const std::vector<uint8_t>& bytes) {
+    return hexString(bytes.data(), bytes.size());
+}