diff --git a/coverage-tool/coverage-plugin/plugin_utils.h b/coverage-tool/coverage-plugin/plugin_utils.h
new file mode 100644
index 0000000..546e5fc
--- /dev/null
+++ b/coverage-tool/coverage-plugin/plugin_utils.h
@@ -0,0 +1,46 @@
+/*!
+##############################################################################
+# Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+##############################################################################
+*/
+#ifndef _COVERAGE_TOOL_COVERAGE_PLUGIN_PLUGIN_UTILS_H_
+#define _COVERAGE_TOOL_COVERAGE_PLUGIN_PLUGIN_UTILS_H_
+
+#include <sstream>
+#include <map>
+#include <vector>
+#include <string>
+#include "MTI/ModelTraceInterface.h"
+using namespace eslapi;
+using namespace MTI;
+using namespace std;
+
+typedef struct {
+    const char *name;
+    MTI::ValueIndex *index;
+} ValueBind_t;
+
+// Declare an MTI callback method and define a static thunk method to call
+// into this from C code.
+#define CALLBACK_DECL_AND_THUNK(class_name, name) \
+    static void name##Thunk(void * user_data, const MTI::EventClass *event_class, const MTI::EventRecord *record) \
+    {                                                                                                   \
+        reinterpret_cast<class_name *>(user_data)->name(event_class, record);                           \
+    }                                                                                                   \
+    void name(const MTI::EventClass *event_class, const MTI::EventRecord *record)
+
+
+// Get a named trace source, create an event class from the named subset of
+// event fields, register the event class and look up the field indexes, and
+// register a user-provided MTI callback with the trace source.
+// Writes to error_ss and returns false if anything fails.
+bool RegisterCallbackForComponent(const MTI::ComponentTraceInterface *mti,
+                         const char *trace_source,
+                         ValueBind_t *value_bind, void *this_ptr,
+                         MTI::CallbackT callback,
+                         MTI::EventClass **ptr_event_class,
+                         std::stringstream &error_ss);
+
+#endif // _COVERAGE_TOOL_COVERAGE_PLUGIN_PLUGIN_UTILS_H_