INTEGRATION: CWS bunoexttm (1.1.2.1.2); FILE ADDED

2007/02/28 16:54:11 kr 1.1.2.1.2.2: adapted: to simplified purpenvhelper
2007/01/25 13:15:13 kr 1.1.2.1.2.1: fixed: license, warning

1 files changed, 168 insertions, 0 deletions

diff --git a/cppu/source/UnsafeBridge/UnsafeBridge.cxx b/cppu/source/UnsafeBridge/UnsafeBridge.cxx
new file mode 100644
index 000000000000..4c6dc118bf70
--- /dev/null
+++ b/cppu/source/UnsafeBridge/UnsafeBridge.cxx
@@ -0,0 +1,168 @@
+/*************************************************************************
+ *
+ *  OpenOffice.org - a multi-platform office productivity suite
+ *
+ *  $RCSfile: UnsafeBridge.cxx,v $
+ *
+ *  $Revision: 1.2 $
+ *
+ *  last change: $Author: kz $ $Date: 2007-05-09 13:36:26 $
+ *
+ *  The Contents of this file are made available subject to
+ *  the terms of GNU Lesser General Public License Version 2.1.
+ *
+ *
+ *    GNU Lesser General Public License Version 2.1
+ *    =============================================
+ *    Copyright 2005 by Sun Microsystems, Inc.
+ *    901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ *    This library is free software; you can redistribute it and/or
+ *    modify it under the terms of the GNU Lesser General Public
+ *    License version 2.1, as published by the Free Software Foundation.
+ *
+ *    This library 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 for more details.
+ *
+ *    You should have received a copy of the GNU Lesser General Public
+ *    License along with this library; if not, write to the Free Software
+ *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ *    MA  02111-1307  USA
+ *
+ ************************************************************************/
+
+#include "osl/mutex.hxx"
+#include "osl/thread.h"
+
+#include "cppu/helper/purpenv/Environment.hxx"
+#include "cppu/helper/purpenv/Mapping.hxx"
+
+
+#ifdef debug
+# define LOG_LIFECYCLE_UnsafeBridge
+#endif
+
+#ifdef LOG_LIFECYCLE_UnsafeBridge
+#  include <iostream>
+#  define LOG_LIFECYCLE_UnsafeBridge_emit(x) x
+
+#else
+#  define LOG_LIFECYCLE_UnsafeBridge_emit(x)
+
+#endif
+
+
+class SAL_DLLPRIVATE UnsafeBridge : public cppu::Enterable
+{
+    osl::Mutex          m_mutex;
+    sal_Int32           m_count;
+    oslThreadIdentifier m_threadId;
+
+    virtual  ~UnsafeBridge(void);
+
+public:
+    explicit UnsafeBridge(void);
+
+    virtual void v_callInto_v(uno_EnvCallee * pCallee, va_list param);
+    virtual void v_callOut_v (uno_EnvCallee * pCallee, va_list param);
+
+    virtual void v_enter(void);
+    virtual void v_leave(void);
+
+    virtual int  v_isValid(rtl::OUString * pReason);
+};
+
+UnsafeBridge::UnsafeBridge(void)
+    : m_count   (0),
+      m_threadId(0)
+{
+    LOG_LIFECYCLE_UnsafeBridge_emit(fprintf(stderr, "LIFE: %s -> %p\n", "UnsafeBridge::UnsafeBridge(uno_Environment * pEnv)", this));
+}
+
+UnsafeBridge::~UnsafeBridge(void)
+{
+    LOG_LIFECYCLE_UnsafeBridge_emit(fprintf(stderr, "LIFE: %s -> %p\n", "UnsafeBridge::~UnsafeBridge(void)", this));
+
+    OSL_ASSERT(m_count >= 0);
+}
+
+void UnsafeBridge::v_callInto_v(uno_EnvCallee * pCallee, va_list param)
+{
+    enter();
+    pCallee(param);
+    leave();
+}
+
+void UnsafeBridge::v_callOut_v(uno_EnvCallee * pCallee, va_list param)
+{
+    OSL_ASSERT(m_count > 0);
+
+    -- m_count;
+    pCallee(param);
+    ++ m_count;
+
+    if (!m_threadId)
+        m_threadId = osl_getThreadIdentifier(NULL);
+}
+
+void UnsafeBridge::v_enter(void)
+{
+    m_mutex.acquire();
+
+    OSL_ASSERT(m_count >= 0);
+
+    if (m_count == 0)
+        m_threadId = osl_getThreadIdentifier(NULL);
+
+    ++ m_count;
+}
+
+void UnsafeBridge::v_leave(void)
+{
+    OSL_ASSERT(m_count > 0);
+
+    -- m_count;
+    if (!m_count)
+        m_threadId = 0;
+
+
+    m_mutex.release();
+}
+
+int UnsafeBridge::v_isValid(rtl::OUString * pReason)
+{
+    int result = 1;
+
+    result = m_count > 0;
+    if (!result)
+        *pReason = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("not entered"));
+
+    else
+    {
+        result = m_threadId == osl_getThreadIdentifier(NULL);
+
+        if (!result)
+            *pReason = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("wrong thread"));
+    }
+
+    if (result)
+        *pReason = rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("OK"));
+
+    return result;
+}
+
+extern "C" void SAL_DLLPUBLIC_EXPORT SAL_CALL uno_initEnvironment(uno_Environment * pEnv)
+    SAL_THROW_EXTERN_C()
+{
+    cppu::helper::purpenv::Environment_initWithEnterable(pEnv, new UnsafeBridge());
+}
+
+extern "C" void SAL_DLLPUBLIC_EXPORT SAL_CALL uno_ext_getMapping(uno_Mapping     ** ppMapping,
+                                   uno_Environment  * pFrom,
+                                   uno_Environment  * pTo )
+{
+    cppu::helper::purpenv::createMapping(ppMapping, pFrom, pTo);
+}
+