Added UUID type based on libuuid from e2fsprogs package.

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@552970 13f79535-47bb-0310-9956-ffa450edef68

2 files changed, 103 insertions, 0 deletions

diff --git a/cpp/src/qpid/framing/Uuid.cpp b/cpp/src/qpid/framing/Uuid.cpp
new file mode 100644
index 0000000000..47010ba515
--- /dev/null
+++ b/cpp/src/qpid/framing/Uuid.cpp
@@ -0,0 +1,47 @@
+/*
+ *
+ * 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 "Uuid.h"
+#include "uuid/uuid.h"
+
+namespace qpid {
+namespace framing {
+
+using namespace std;
+
+Uuid::Uuid() { uuid_generate(c_array()); }
+
+Uuid::Uuid(uint8_t* uu) { uuid_copy(c_array(),uu); }
+
+static const size_t UNPARSED_SIZE=36; 
+
+ostream& operator<<(ostream& out, const Uuid& uuid) {
+    char unparsed[UNPARSED_SIZE + 1];
+    uuid_unparse(uuid.data(), unparsed);
+    return out << unparsed;
+}
+
+istream& operator>>(istream& in, Uuid& uuid) {
+    char unparsed[UNPARSED_SIZE + 1] = {0};
+    in.get(unparsed, sizeof(unparsed));
+    if (uuid_parse(unparsed, uuid.c_array()) != 0) 
+        in.setstate(ios::failbit);
+    return in;
+}
+
+}} // namespace qpid::framing
diff --git a/cpp/src/qpid/framing/Uuid.h b/cpp/src/qpid/framing/Uuid.h
new file mode 100644
index 0000000000..8fa5abd4dc
--- /dev/null
+++ b/cpp/src/qpid/framing/Uuid.h
@@ -0,0 +1,56 @@
+#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 <boost/array.hpp>
+#include <ostream>
+#include <istream>
+
+namespace qpid {
+namespace framing {
+
+/**
+ * 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.
+ */
+struct Uuid : public boost::array<uint8_t, 16> {
+    /** Geneate universally  unique identifier */
+    Uuid();
+
+    /** Initialize from 16 bytes of data */
+    Uuid(uint8_t* data);
+
+    // Default op= and copy ctor are fine.
+    // boost::array gives us ==, < etc.
+};
+
+/** Print in format 1b4e28ba-2fa1-11d2-883f-b9a761bde3fb */
+std::ostream& operator<<(std::ostream&, const Uuid&);
+
+/** Read from format 1b4e28ba-2fa1-11d2-883f-b9a761bde3fb */
+std::istream& operator>>(std::istream&, Uuid&);
+
+}} // namespace qpid::framing
+
+
+
+#endif  /*!QPID_FRAMING_UUID_H*/