1 files changed, 38 insertions, 0 deletions
diff --git a/include/utils/misc.h b/include/utils/misc.h
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--- /dev/null
+++ b/include/utils/misc.h
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+/*
+ * Copyright (C) 2005 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.
+ */
+
+//
+// Handy utility functions and portability code.
+//
+#ifndef _LIBS_UTILS_MISC_H
+#define _LIBS_UTILS_MISC_H
+
+#include <utils/Endian.h>
+
+/* get #of elements in a static array */
+#ifndef NELEM
+# define NELEM(x) ((int) (sizeof(x) / sizeof((x)[0])))
+#endif
+
+namespace android {
+
+typedef void (*sysprop_change_callback)(void);
+void add_sysprop_change_callback(sysprop_change_callback cb, int priority);
+void report_sysprop_change();
+
+}; // namespace android
+
+#endif // _LIBS_UTILS_MISC_H