From fda5cb404d7dcb926233f8b27e920e44f4e56635 Mon Sep 17 00:00:00 2001
From: Constantin Michael <constantin@codesynthesis.com>
Date: Thu, 24 Mar 2011 17:02:24 +0200
Subject: Add first draft support for QDate, QTime, QDateTime, and QByteArray

---
 odb/qt/mysql/qbytearray-traits.hxx | 71 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 odb/qt/mysql/qbytearray-traits.hxx

(limited to 'odb/qt/mysql/qbytearray-traits.hxx')

diff --git a/odb/qt/mysql/qbytearray-traits.hxx b/odb/qt/mysql/qbytearray-traits.hxx
new file mode 100644
index 0000000..d94bf44
--- /dev/null
+++ b/odb/qt/mysql/qbytearray-traits.hxx
@@ -0,0 +1,71 @@
+// file      : odb/qt/mysql/qbytearray-traits.hxx
+// author    : Constantin Michael <constantin@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_QT_MYSQL_QBYTEARRAY_TRAITS_HXX
+#define ODB_QT_MYSQL_QBYTEARRAY_TRAITS_HXX
+
+#include <odb/pre.hxx>
+
+#include <cstring> // std::memcpy
+#include <cstddef> // std::size_t
+
+#include <QByteArray>
+
+#include <odb/details/buffer.hxx>
+#include <odb/mysql/traits.hxx>
+
+namespace odb
+{
+  namespace mysql
+  {
+    template <>
+    class default_value_traits<QByteArray, details::buffer, id_blob>
+    {
+    public:
+      typedef QByteArray value_type;
+      typedef QByteArray query_type;
+      typedef details::buffer image_type;
+
+      static void
+      set_value (QByteArray& v,
+                 const details::buffer& b,
+                 std::size_t n,
+                 bool is_null)
+      {
+        if (is_null)
+          v = QByteArray ();
+        else
+        {
+          if (v.capacity () < n + 1)
+            v.reserve (n + 1);
+
+          std::memcpy (v.data (), b.data (), n);
+          v.resize (n);
+        }
+      }
+
+      static void
+      set_image (details::buffer& b,
+                 std::size_t& n,
+                 bool& is_null,
+                 const QByteArray& v)
+      {
+        if (v.is_null)
+          is_null = true;
+        else
+        {
+          n = v.size ();
+          if (n > b.capacity ())
+            b.capacity (n);
+
+          if (n != 0)
+            std::memcpy (v.data (), b.data (), n);
+        }
+      }
+    };
+  }
+}
+
+#endif // ODB_QT_MYSQL_QBYTEARRAY_TRAITS_HXX
-- 
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