1 files changed, 106 insertions, 0 deletions
diff --git a/cppu/source/uno/IdentityMapping.cxx b/cppu/source/uno/IdentityMapping.cxx
new file mode 100644
index 000000000000..64721e2993ca
--- /dev/null
+++ b/cppu/source/uno/IdentityMapping.cxx
@@ -0,0 +1,106 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org 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 Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#include "IdentityMapping.hxx"
+
+#include "uno/mapping.h"
+#include "uno/environment.hxx"
+
+#include "osl/interlck.h"
+
+
+using namespace ::com::sun::star;
+
+struct IdentityMapping : public uno_Mapping
+{
+    sal_Int32        m_nRef;
+    uno::Environment m_env;
+
+    IdentityMapping(uno::Environment const & rEnv);
+};
+
+extern "C"
+{
+
+static void SAL_CALL s_free(uno_Mapping * pMapping) SAL_THROW(())
+{
+    delete static_cast<IdentityMapping *>(pMapping);
+}
+
+static void SAL_CALL s_acquire(uno_Mapping * pMapping) SAL_THROW(())
+{
+    static rtl::OUString s_purpose;
+
+    if (1 == ::osl_incrementInterlockedCount(&static_cast<IdentityMapping *>(pMapping)->m_nRef))
+    {
+        uno_registerMapping(
+            &pMapping,
+            s_free,
+            static_cast<IdentityMapping *>(pMapping)->m_env.get(),
+            static_cast<IdentityMapping *>(pMapping)->m_env.get(),
+            s_purpose.pData);
+    }
+}
+
+static void SAL_CALL s_release(uno_Mapping * pMapping) SAL_THROW(())
+{
+    if (!::osl_decrementInterlockedCount(&static_cast<IdentityMapping *>(pMapping )->m_nRef))
+        uno_revokeMapping(pMapping);
+}
+
+static void SAL_CALL s_mapInterface(uno_Mapping                       * pMapping,
+                                    void                             ** ppOut,
+                                    void                              * pInterface,
+                                    struct _typelib_InterfaceTypeDescription * /*pInterfaceTypeDescr*/)
+    SAL_THROW(())
+{
+    *ppOut = pInterface;
+
+    if (pInterface)
+    {
+        IdentityMapping * that = static_cast<IdentityMapping *>(pMapping);
+
+        (that->m_env.get()->pExtEnv->acquireInterface)(that->m_env.get()->pExtEnv, pInterface);
+    }
+}
+}
+
+
+IdentityMapping::IdentityMapping(uno::Environment const & rEnv)
+    : m_nRef(0),
+      m_env(rEnv)
+{
+    uno_Mapping::acquire        = s_acquire;
+    uno_Mapping::release        = s_release;
+    uno_Mapping::mapInterface   = s_mapInterface;
+}
+
+
+uno_Mapping * createIdentityMapping(uno::Environment const & rEnv) SAL_THROW(())
+{
+    return new IdentityMapping(rEnv);
+}