1 files changed, 90 insertions, 0 deletions
diff --git a/trunk/qpid/cpp/include/qpid/framing/Uuid.h b/trunk/qpid/cpp/include/qpid/framing/Uuid.h
new file mode 100644
index 0000000000..2cca6e9dfe
--- /dev/null
+++ b/trunk/qpid/cpp/include/qpid/framing/Uuid.h
@@ -0,0 +1,90 @@
+#ifndef QPID_FRAMING_UUID_H
+#define QPID_FRAMING_UUID_H
+
+/*
+ *
+ * Copyright (c) 2006 The Apache Software Foundation
+ *
+ * Licensed 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/CommonImportExport.h"
+#include "qpid/sys/IntegerTypes.h"
+
+#include <boost/array.hpp>
+
+#include <ostream>
+#include <istream>
+
+namespace qpid {
+namespace framing {
+
+class Buffer;
+
+/**
+ * A UUID is represented as a boost::array of 16 bytes.
+ *
+ * Full value semantics, operators ==, < etc.  are provided by
+ * boost::array so Uuid can be the key type in a map etc.
+ *
+ * TODO: change this implementation as it leaks boost into the
+ * client API
+ */
+struct Uuid : public boost::array<uint8_t, 16> {
+    /** If unique is true, generate a unique ID else a null ID. */
+    QPID_COMMON_EXTERN Uuid(bool unique=false);
+
+    /** Copy from 16 bytes of data. */
+    QPID_COMMON_EXTERN Uuid(const uint8_t* data);
+
+    // Default op= and copy ctor are fine.
+    // boost::array gives us ==, < etc.
+
+    /** Copy from 16 bytes of data. */
+    void assign(const uint8_t* data);
+
+    /** Set to a new unique identifier. */
+    QPID_COMMON_EXTERN void generate();
+
+    /** Set to all zeros. */
+    void clear();
+
+    /** Test for null (all zeros). */
+    bool isNull() const;
+    operator bool() const { return !isNull(); }
+    bool operator!() const { return isNull(); }
+
+    QPID_COMMON_EXTERN void encode(framing::Buffer& buf) const;
+    QPID_COMMON_EXTERN void decode(framing::Buffer& buf);
+    QPID_COMMON_EXTERN uint32_t encodedSize() const { return size(); }
+
+    /** String value in format 1b4e28ba-2fa1-11d2-883f-b9a761bde3fb. */
+    QPID_COMMON_EXTERN std::string str() const;
+
+    template <class S> void serialize(S& s) {
+        s.raw(begin(), size());
+    }
+};
+
+/** Print in format 1b4e28ba-2fa1-11d2-883f-b9a761bde3fb. */
+QPID_COMMON_EXTERN std::ostream& operator<<(std::ostream&, Uuid);
+
+/** Read from format 1b4e28ba-2fa1-11d2-883f-b9a761bde3fb. */
+QPID_COMMON_EXTERN std::istream& operator>>(std::istream&, Uuid&);
+
+}} // namespace qpid::framing
+
+
+
+#endif  /*!QPID_FRAMING_UUID_H*/