diff --git a/cmds/installd/globals.h b/cmds/installd/globals.h
new file mode 100644
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+++ b/cmds/installd/globals.h
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+/*
+**
+** Copyright 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.
+*/
+
+#ifndef GLOBALS_H_
+#define GLOBALS_H_
+
+#include <inttypes.h>
+
+namespace android {
+namespace installd {
+
+/* data structures */
+
+struct dir_rec_t {
+    char* path;
+    size_t len;
+};
+
+struct dir_rec_array_t {
+    size_t count;
+    dir_rec_t* dirs;
+};
+
+extern dir_rec_t android_app_dir;
+extern dir_rec_t android_app_ephemeral_dir;
+extern dir_rec_t android_app_lib_dir;
+extern dir_rec_t android_app_private_dir;
+extern dir_rec_t android_asec_dir;
+extern dir_rec_t android_data_dir;
+extern dir_rec_t android_media_dir;
+extern dir_rec_t android_mnt_expand_dir;
+
+extern dir_rec_array_t android_system_dirs;
+
+void free_globals();
+bool init_globals_from_data_and_root(const char* data, const char* root);
+
+}  // namespace installd
+}  // namespace android
+
+#endif  // GLOBALS_H_