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-rw-r--r--test/packetdrill/hash.h43
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diff --git a/test/packetdrill/hash.h b/test/packetdrill/hash.h
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+/*
+ * Copyright 2013 Google Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+/* From: http://code.google.com/p/smhasher/source/browse/trunk/MurmurHash3.h */
+
+/*---------------------------------------------------------------------------
+ * MurmurHash3 was written by Austin Appleby, and is placed in the public
+ * domain. The author hereby disclaims copyright to this source code.
+ */
+
+#ifndef _MURMURHASH3_H_
+#define _MURMURHASH3_H_
+
+#include "types.h"
+
+#include <stdint.h>
+
+/*---------------------------------------------------------------------------*/
+
+void MurmurHash3_x86_32(const void *key, int len, u32 seed, void *out);
+
+void MurmurHash3_x86_128(const void *key, int len, u32 seed, void *out);
+
+void MurmurHash3_x64_128(const void *key, int len, u32 seed, void *out);
+
+/*---------------------------------------------------------------------------*/
+
+#endif /* _MURMURHASH3_H_ */