1 files changed, 68 insertions, 0 deletions
diff --git a/xmloff/inc/xmloff/PropertySetInfoHash.hxx b/xmloff/inc/xmloff/PropertySetInfoHash.hxx
new file mode 100644
index 000000000000..802f2445c770
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+++ b/xmloff/inc/xmloff/PropertySetInfoHash.hxx
@@ -0,0 +1,68 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org 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 Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+#ifndef _XMLOFF_PROPERTYSETINFOHASH_HXX
+#define _XMLOFF_PROPERTYSETINFOHASH_HXX
+
+#include <xmloff/PropertySetInfoKey.hxx>
+
+#include <string.h>
+#include <memory>
+
+struct PropertySetInfoHash
+{
+    inline size_t operator()( const PropertySetInfoKey& r ) const;
+    inline bool operator()( const PropertySetInfoKey& r1,
+                               const PropertySetInfoKey& r2 ) const;
+};
+
+inline size_t PropertySetInfoHash::operator()(
+        const PropertySetInfoKey& r ) const
+{
+    const sal_Int32* pBytesAsInt32Array =
+        (const sal_Int32*)r.aImplementationId.getConstArray();
+    sal_Int32 nId32 =   pBytesAsInt32Array[0] ^
+                        pBytesAsInt32Array[1] ^
+                        pBytesAsInt32Array[2] ^
+                        pBytesAsInt32Array[3];
+    return (size_t)nId32 ^ (size_t)r.xPropInfo.get();
+}
+
+inline bool PropertySetInfoHash::operator()(
+        const PropertySetInfoKey& r1,
+        const PropertySetInfoKey& r2 ) const
+{
+    if( r1.xPropInfo != r2.xPropInfo )
+        return sal_False;
+
+    const sal_Int8* pId1 = r1.aImplementationId.getConstArray();
+    const sal_Int8* pId2 = r2.aImplementationId.getConstArray();
+    return memcmp( pId1, pId2, 16 * sizeof( sal_Int8 ) ) == 0;
+}
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */