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-rw-r--r--src/fftw3/kernel/hash.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/src/fftw3/kernel/hash.c b/src/fftw3/kernel/hash.c
new file mode 100644
index 0000000..f12d5a4
--- /dev/null
+++ b/src/fftw3/kernel/hash.c
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2003 Matteo Frigo
+ * Copyright (c) 2003 Massachusetts Institute of Technology
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include "ifftw.h"
+
+unsigned X(hash)(const char *s)
+{
+ unsigned h = 0xDEADBEEFu;
+ do {
+ h = h * 17 + (int)*s;
+ } while (*s++);
+ return h;
+}
+