Initial code for metadata store

This adds a mmap based metadata store for NFS-safe highly
efficient desktop-wide metadata lookup and store.

1 files changed, 49 insertions, 0 deletions

diff --git a/metadata/crc32.h b/metadata/crc32.h
new file mode 100644
index 00000000..2a820bda
--- /dev/null
+++ b/metadata/crc32.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright © 2002, 2003 Sun Microsystems, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of Sun Microsystems, Inc. nor the names of
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * This software is provided "AS IS," without a warranty of any kind.
+ *
+ * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
+ * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED.
+ * SUN AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES OR
+ * LIABILITIES SUFFERED BY LICENSEE AS A RESULT OF OR RELATING TO USE,
+ * MODIFICATION OR DISTRIBUTION OF THE SOFTWARE OR ITS DERIVATIVES.
+ * IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE,
+ * PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL,
+ * INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE
+ * THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE
+ * SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
+ *
+ */
+
+/* $Id$ */
+/* @(#)crc32.h 1.6 03/01/08 SMI */
+
+/*
+ *
+ * @file crc32.h
+ * @brief CRC-32 calculation function
+ * @author Alexander Gelfenbain
+ *
+ */
+
+#include <glib.h>
+
+guint32 crc32(const void *ptr, size_t len);