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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /include/salhelper/linkhelper.hxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/salhelper/linkhelper.hxx')
-rw-r--r--include/salhelper/linkhelper.hxx79
1 files changed, 79 insertions, 0 deletions
diff --git a/include/salhelper/linkhelper.hxx b/include/salhelper/linkhelper.hxx
new file mode 100644
index 000000000..aa8da261a
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+++ b/include/salhelper/linkhelper.hxx
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+/* -*- 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 is part of LibreOffice published API.
+ */
+
+#ifndef INCLUDED_SALHELPER_LINKHELPER_HXX
+#define INCLUDED_SALHELPER_LINKHELPER_HXX
+
+#include "rtl/ustring.hxx"
+#include "osl/file.hxx"
+
+namespace salhelper
+{
+ class SAL_WARN_UNUSED LinkResolver
+ {
+ public:
+ osl::FileStatus m_aStatus;
+
+ LinkResolver(sal_uInt32 nMask)
+ : m_aStatus(nMask |
+ osl_FileStatus_Mask_FileURL |
+ osl_FileStatus_Mask_Type |
+ osl_FileStatus_Mask_LinkTargetURL)
+ {
+ }
+
+ /** Resolve a file url if it's a symbolic link, to a maximum depth of
+ * nDepth and fill in m_aStatus with the requested ctor flags
+ *
+ * @return osl::FileBase::E_None on success
+ *
+ * @see DirectoryItem::getFileStatus
+ */
+ osl::FileBase::RC fetchFileStatus(const rtl::OUString &rURL,
+ int nDepth = 128)
+ {
+ //In an ideal world this wouldn't be inline, but I want to use this
+ //in jvmfwk hence salhelper, but salhelper is .map controlled and
+ //getting all the mangled names right is a misery, moving it over
+ //to visibility markup would drop per-symbol versioning
+ osl::FileBase::RC eReturn;
+
+ osl::DirectoryItem item;
+ rtl::OUString sURL(rURL);
+ while ((eReturn = osl::DirectoryItem::get(sURL, item))
+ == osl::File::E_None)
+ {
+ if (--nDepth == 0)
+ {
+ eReturn = osl::FileBase::E_MULTIHOP;
+ break;
+ }
+ eReturn = item.getFileStatus(m_aStatus);
+ if (eReturn != osl::File::E_None)
+ break;
+ if (m_aStatus.getFileType() != osl::FileStatus::Link)
+ {
+ eReturn = osl::FileBase::E_None;
+ break;
+ }
+ sURL = m_aStatus.getLinkTargetURL();
+ }
+
+ return eReturn;
+ }
+ };
+}
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */