From 0acb35c3ff7ce7e98fd6f3a92552558ec39f7c3d Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 3 Nov 2011 08:16:50 +0200
Subject: Add support for mapping std::vector<unsigned char> to BLOB types

---
 odb/pgsql/traits.cxx | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'odb/pgsql/traits.cxx')

diff --git a/odb/pgsql/traits.cxx b/odb/pgsql/traits.cxx
index a2c2f2f..9e31c9f 100644
--- a/odb/pgsql/traits.cxx
+++ b/odb/pgsql/traits.cxx
@@ -76,5 +76,27 @@ namespace odb
       if (n != 0)
         memcpy (b.data (), &v.front (), n);
     }
+
+    //
+    // default_value_traits<vector<unsigned char>, id_bytea>
+    //
+
+    void default_value_traits<vector<unsigned char>, id_bytea>::
+    set_image (details::buffer& b,
+               size_t& n,
+               bool& is_null,
+               const value_type& v)
+    {
+      is_null = false;
+      n = v.size ();
+
+      if (n > b.capacity ())
+        b.capacity (n);
+
+      // std::vector::data() may not be available in older compilers.
+      //
+      if (n != 0)
+        memcpy (b.data (), &v.front (), n);
+    }
   }
 }
-- 
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