1 files changed, 92 insertions, 0 deletions
diff --git a/sal/rtl/strimp.hxx b/sal/rtl/strimp.hxx
new file mode 100644
index 000000000..69404e0aa
--- /dev/null
+++ b/sal/rtl/strimp.hxx
@@ -0,0 +1,92 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SAL_RTL_STRIMP_HXX
+#define INCLUDED_SAL_RTL_STRIMP_HXX
+
+#include <config_probes.h>
+#if USE_SDT_PROBES
+#include <sys/sdt.h>
+#endif
+
+#include <sal/types.h>
+#include <rtl/string.hxx>
+#include <rtl/ustring.hxx>
+
+/* ======================================================================= */
+/* Help functions for String and UString                                   */
+/* ======================================================================= */
+
+/*
+ * refCount is opaque and includes 2 bit-fields;
+ * MSB:   'interned' - is stored in the intern hash
+ * MSB-1: 'static'   - is a const / static string,
+ *                     do no ref counting
+ */
+#define SAL_STRING_INTERN_FLAG 0x80000000
+#define SAL_STRING_STATIC_FLAG 0x40000000
+#define SAL_STRING_REFCOUNT(a) ((a) & 0x3fffffff)
+
+#define SAL_STRING_IS_INTERN(a) ((a)->refCount & SAL_STRING_INTERN_FLAG)
+#define SAL_STRING_IS_STATIC(a) ((a)->refCount & SAL_STRING_STATIC_FLAG)
+
+rtl_uString* rtl_uString_ImplAlloc( sal_Int32 nLen );
+
+rtl_String* rtl_string_ImplAlloc( sal_Int32 nLen );
+
+extern "C" {
+
+typedef void *(SAL_CALL * rtl_allocateStringFn)(size_t size);
+typedef void  (*rtl_freeStringFn)(void *);
+
+}
+
+extern rtl_allocateStringFn rtl_allocateString;
+extern rtl_freeStringFn rtl_freeString;
+
+// string lifetime instrumentation / diagnostics
+#if USE_SDT_PROBES
+#  define PROBE_SNAME(n,b) n ## _ ## b
+#  define PROBE_NAME(n,b) PROBE_SNAME(n,b)
+#  define PROBE_NEW PROBE_NAME (new_string,RTL_LOG_STRING_BITS)
+#  define PROBE_DEL PROBE_NAME (delete_string,RTL_LOG_STRING_BITS)
+#  define PROBE_INTERN_NEW PROBE_NAME (new_string_intern,RTL_LOG_STRING_BITS)
+#  define PROBE_INTERN_DEL PROBE_NAME (delete_string_intern,RTL_LOG_STRING_BITS)
+#  define RTL_LOG_STRING_NEW(s) \
+    DTRACE_PROBE4(libreoffice, PROBE_NEW, s, \
+                  (s)->refCount, (s)->length, (s)->buffer)
+#  define RTL_LOG_STRING_DELETE(s) \
+    DTRACE_PROBE4(libreoffice, PROBE_DEL, s, \
+                  (s)->refCount, (s)->length, (s)->buffer)
+#  define RTL_LOG_STRING_INTERN_NEW(s,o) \
+    DTRACE_PROBE5(libreoffice, PROBE_INTERN_NEW, s, \
+                  (s)->refCount, (s)->length, (s)->buffer, o)
+#  define RTL_LOG_STRING_INTERN_DELETE(s) \
+    DTRACE_PROBE4(libreoffice, PROBE_INTERN_DEL, s, \
+                  (s)->refCount, (s)->length, (s)->buffer)
+#else
+#  define RTL_LOG_STRING_NEW(s)
+#  define RTL_LOG_STRING_DELETE(s)
+#  define RTL_LOG_STRING_INTERN_NEW(s,o)
+#  define RTL_LOG_STRING_INTERN_DELETE(s)
+#endif /* USE_SDT_PROBES */
+
+#endif // INCLUDED_SAL_RTL_STRIMP_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */