1 files changed, 110 insertions, 0 deletions
diff --git a/salhelper/source/dynload.cxx b/salhelper/source/dynload.cxx
new file mode 100644
index 000000000000..09a228719286
--- /dev/null
+++ b/salhelper/source/dynload.cxx
@@ -0,0 +1,110 @@
+/*************************************************************************
+ *
+ * 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 <salhelper/dynload.hxx>
+#include <rtl/ustrbuf.hxx>
+
+namespace salhelper
+{
+
+typedef void*   (SAL_CALL *ApiInitFunction) (void);
+
+ORealDynamicLoader::ORealDynamicLoader(ORealDynamicLoader ** ppSetToZeroInDestructor_,
+                       const rtl::OUString& moduleName,
+                       const rtl::OUString& initFunction,
+                       void* pApi,
+                       oslModule pModule)
+    : m_pApi(pApi)
+    , m_refCount(1)
+    , m_pModule(pModule)
+    , m_strModuleName(moduleName)
+    , m_strInitFunction(initFunction)
+    , ppSetToZeroInDestructor( ppSetToZeroInDestructor_ )
+{
+}
+
+ORealDynamicLoader* ORealDynamicLoader::newInstance(ORealDynamicLoader ** ppSetToZeroInDestructor,
+                                  const rtl::OUString& moduleName,
+                                  const rtl::OUString& initFunction)
+{
+    ApiInitFunction initFunc;
+    oslModule pModule = osl_loadModule(moduleName.pData, SAL_LOADMODULE_DEFAULT);
+
+    if ( !pModule )
+    {
+        return NULL;
+    }
+
+    initFunc = (ApiInitFunction)osl_getFunctionSymbol(
+        pModule, initFunction.pData);
+
+    if ( !initFunc )
+    {
+        osl_unloadModule(pModule);
+        return NULL;
+    }
+
+    return(new ORealDynamicLoader(ppSetToZeroInDestructor, moduleName,
+                                 initFunction,
+                                 initFunc(),
+                                 pModule));
+}
+
+ORealDynamicLoader::~ORealDynamicLoader()
+{
+    // set the address to zero
+    if( ppSetToZeroInDestructor )
+        *ppSetToZeroInDestructor = 0;
+
+    if (m_pModule)
+    {
+        osl_unloadModule(m_pModule);
+        m_pModule = NULL;
+    }
+}
+
+sal_uInt32 ORealDynamicLoader::acquire()
+{
+    return ++m_refCount;
+}
+
+sal_uInt32 ORealDynamicLoader::release()
+{
+    sal_uInt32 nRet = --m_refCount;
+    if( nRet == 0 )
+        delete this;
+    return nRet;
+}
+
+
+void* ORealDynamicLoader::getApi() const
+{
+    return m_pApi;
+}
+
+} // namespace salhelper
+