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diff --git a/dexlayout/dex_verify.h b/dexlayout/dex_verify.h
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+++ b/dexlayout/dex_verify.h
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+/*
+ * Copyright (C) 2017 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.
+ *
+ * Header file of dex ir verifier.
+ *
+ * Compares two dex files at the IR level, allowing differences in layout, but not in data.
+ */
+
+#ifndef ART_DEXLAYOUT_DEX_VERIFY_H_
+#define ART_DEXLAYOUT_DEX_VERIFY_H_
+
+#include "dex_ir.h"
+
+namespace art {
+
+// Check that the output dex file contains the same data as the original.
+// Compares the dex IR of both dex files. Allows the dex files to have different layouts.
+bool VerifyOutputDexFile(dex_ir::Header* orig_header,
+                         dex_ir::Header* output_header,
+                         std::string* error_msg);
+template<class T> bool VerifyIds(std::vector<std::unique_ptr<T>>& orig,
+                                 std::vector<std::unique_ptr<T>>& output,
+                                 const char* section_name,
+                                 std::string* error_msg);
+bool VerifyId(dex_ir::StringId* orig, dex_ir::StringId* output, std::string* error_msg);
+bool VerifyId(dex_ir::TypeId* orig, dex_ir::TypeId* output, std::string* error_msg);
+bool VerifyId(dex_ir::ProtoId* orig, dex_ir::ProtoId* output, std::string* error_msg);
+bool VerifyId(dex_ir::FieldId* orig, dex_ir::FieldId* output, std::string* error_msg);
+bool VerifyId(dex_ir::MethodId* orig, dex_ir::MethodId* output, std::string* error_msg);
+bool VerifyTypeList(const dex_ir::TypeList* orig, const dex_ir::TypeList* output);
+
+}  // namespace art
+
+#endif  // ART_DEXLAYOUT_DEX_VERIFY_H_