1 files changed, 40 insertions, 0 deletions
diff --git a/runtime/contrib/heap_trace/src/realloc_stub.cc b/runtime/contrib/heap_trace/src/realloc_stub.cc
new file mode 100644
index 000000000..ce4569b0e
--- /dev/null
+++ b/runtime/contrib/heap_trace/src/realloc_stub.cc
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
+ *
+ * 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.
+ */
+
+#include "trace.h"
+#include "function_resolver.h"
+
+#include <memory>
+
+extern std::unique_ptr<Trace> GlobalTrace;
+
+extern "C" {
+
+void *realloc(void *ptr, size_t sz) noexcept
+{
+  static auto isOriginalFunctionCallSuccessful = [](void *result) -> bool { return result; };
+
+  static auto originalFunction = findFunctionByName<void *, void *, size_t>("realloc");
+  void *result = originalFunction(ptr, sz);
+  if (isOriginalFunctionCallSuccessful(result) && !Trace::Guard{}.isActive())
+  {
+    GlobalTrace->logDeallocationEvent(ptr);
+    GlobalTrace->logAllocationEvent(result, sz);
+  }
+
+  return result;
+}
+}