auto import from //depot/cupcake/@135843
diff --git a/libdex/OptInvocation.h b/libdex/OptInvocation.h
new file mode 100644
index 0000000..d9708ca
--- /dev/null
+++ b/libdex/OptInvocation.h
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2008 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.
+ */
+/*
+ * Utility functions related to "dexopt".
+ */
+#ifndef _LIBDEX_OPTINVOCATION
+#define _LIBDEX_OPTINVOCATION
+
+#include <stdint.h>
+#include <unistd.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*
+ * Utility routines, used by the VM.
+ */
+char* dexOptGenerateCacheFileName(const char* fileName,
+ const char* subFileName);
+int dexOptCreateEmptyHeader(int fd);
+
+/* some flags that get passed through to "dexopt" command */
+#define DEXOPT_OPT_ENABLED (1)
+#define DEXOPT_OPT_ALL (1 << 1)
+#define DEXOPT_VERIFY_ENABLED (1 << 2)
+#define DEXOPT_VERIFY_ALL (1 << 3)
+#define DEXOPT_IS_BOOTSTRAP (1 << 4)
+#define DEXOPT_GEN_REGISTER_MAP (1 << 5)
+
+
+#ifdef __cplusplus
+};
+#endif
+
+#endif /*_LIBDEX_OPTINVOCATION*/