1 files changed, 65 insertions, 0 deletions
diff --git a/wsrep-lib/src/key.cpp b/wsrep-lib/src/key.cpp
new file mode 100644
index 00000000..fb94fefc
--- /dev/null
+++ b/wsrep-lib/src/key.cpp
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2018 Codership Oy <info@codership.com>
+ *
+ * This file is part of wsrep-lib.
+ *
+ * Wsrep-lib is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Wsrep-lib 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with wsrep-lib.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "wsrep/key.hpp"
+#include <ostream>
+#include <iomanip>
+
+namespace
+{
+    void print_key_part(std::ostream& os, const void* ptr, size_t len)
+    {
+        std::ios::fmtflags flags_save(os.flags());
+        os << len << ": ";
+        for (size_t i(0); i < len; ++i)
+        {
+            os << std::hex
+               << std::setfill('0')
+               << std::setw(2)
+               << static_cast<int>(
+                   *(reinterpret_cast<const unsigned char*>(ptr) + i)) << " ";
+        }
+        os.flags(flags_save);
+    }
+}
+
+std::ostream& wsrep::operator<<(std::ostream& os,
+                                enum wsrep::key::type key_type)
+{
+    switch (key_type)
+    {
+    case wsrep::key::shared: os << "shared"; break;
+    case wsrep::key::reference: os << "reference"; break;
+    case wsrep::key::update: os << "update"; break;
+    case wsrep::key::exclusive: os << "exclusive"; break;
+    default: os << "unknown"; break;
+    }
+    return os;
+}
+
+std::ostream& wsrep::operator<<(std::ostream& os, const wsrep::key& key)
+{
+    os << "type: " << key.type();
+    for (size_t i(0); i < key.size(); ++i)
+    {
+        os << "\n    ";
+        print_key_part(os, key.key_parts()[i].data(), key.key_parts()[i].size());
+    }
+    return os;
+}