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diff --git a/cpp/src/qpid/sys/cyrus/CyrusSecurityLayer.h b/cpp/src/qpid/sys/cyrus/CyrusSecurityLayer.h
new file mode 100644
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+++ b/cpp/src/qpid/sys/cyrus/CyrusSecurityLayer.h
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+#ifndef QPID_SYS_CYRUS_CYRUSSECURITYLAYER_H
+#define QPID_SYS_CYRUS_CYRUSSECURITYLAYER_H
+
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ *
+ */
+
+#include "qpid/sys/IntegerTypes.h"
+#include "qpid/sys/SecurityLayer.h"
+#include <sasl/sasl.h>
+
+namespace qpid {
+namespace sys {
+namespace cyrus {
+
+
+/**
+ * Implementation of SASL security layer using cyrus-sasl library
+ */
+class CyrusSecurityLayer : public qpid::sys::SecurityLayer
+{
+  public:
+    CyrusSecurityLayer(sasl_conn_t*, uint16_t maxFrameSize);
+    size_t decode(const char* buffer, size_t size);
+    size_t encode(const char* buffer, size_t size);
+    bool canEncode();
+    void init(qpid::sys::Codec*);
+  private:
+    struct DataBuffer
+    {
+        char* data;
+        size_t position;
+        const size_t size;
+        DataBuffer(size_t);
+        ~DataBuffer();
+    };
+
+    sasl_conn_t* conn;
+    const char* decrypted;
+    unsigned decryptedSize;
+    const char* encrypted;
+    unsigned encryptedSize;
+    qpid::sys::Codec* codec;
+    size_t maxInputSize;
+    DataBuffer decodeBuffer;
+    DataBuffer encodeBuffer;
+    size_t encoded;
+};
+}}} // namespace qpid::sys::cyrus
+
+#endif  /*!QPID_SYS_CYRUS_CYRUSSECURITYLAYER_H*/