Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 82 insertions, 0 deletions

diff --git a/include/xmlreader/span.hxx b/include/xmlreader/span.hxx
new file mode 100644
index 000000000..4d1455cd3
--- /dev/null
+++ b/include/xmlreader/span.hxx
@@ -0,0 +1,82 @@
+/* -*- 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 .
+ */
+
+#pragma once
+
+#include <sal/config.h>
+
+#include <cstddef>
+#include <cstring>
+
+#include <sal/types.h>
+#include <xmlreader/detail/xmlreaderdllapi.hxx>
+
+namespace rtl { class OUString; }
+
+namespace xmlreader {
+
+struct SAL_WARN_UNUSED OOO_DLLPUBLIC_XMLREADER Span {
+    char const * begin;
+    sal_Int32 length;
+
+    Span(): begin(nullptr), length(0) {}
+        // init length to avoid compiler warnings
+
+    Span(char const * theBegin, sal_Int32 theLength):
+        begin(theBegin), length(theLength) {}
+
+    template< std::size_t N > explicit Span(char const (& literal)[N]):
+        begin(literal), length(N - 1)
+    {}
+
+    void clear() noexcept { begin = nullptr; }
+
+    bool is() const { return begin != nullptr; }
+
+    bool operator==(Span const & text) const {
+        return length == text.length
+            && std::memcmp(begin, text.begin, text.length) == 0;
+    }
+
+    bool operator!=(Span const & text) const {
+        return !(operator==(text));
+    }
+
+    bool equals(char const * textBegin, sal_Int32 textLength) const {
+        return operator==(Span(textBegin, textLength));
+    }
+
+    template< std::size_t N > bool operator==(char const (& literal)[N])
+        const
+    {
+        return operator==(Span(literal, N - 1));
+    }
+
+    template< std::size_t N > bool operator!=(char const (& literal)[N])
+        const
+    {
+        return operator!=(Span(literal, N - 1));
+    }
+
+    rtl::OUString convertFromUtf8() const;
+};
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */