--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/3rdparty/vmime/src/vmime/net/maildir/format/courierMaildirFormat.hpp	Tue Aug 17 11:19:54 2021 +0200
@@ -0,0 +1,121 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <vincent@vmime.org>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 3 of
+// the License, or (at your option) any later version.
+//
+// This program 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
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#ifndef VMIME_NET_MAILDIR_FORMAT_COURIERMAILDIRFORMAT_HPP_INCLUDED
+#define VMIME_NET_MAILDIR_FORMAT_COURIERMAILDIRFORMAT_HPP_INCLUDED
+
+
+#include "vmime/config.hpp"
+
+
+#if VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_MESSAGING_PROTO_MAILDIR
+
+
+#include "vmime/net/maildir/maildirFormat.hpp"
+
+
+namespace vmime {
+namespace net {
+namespace maildir {
+namespace format {
+
+
+/** Reads Courier/QMail Maildir format.
+  */
+
+class VMIME_EXPORT courierMaildirFormat : public maildirFormat
+{
+public:
+
+	courierMaildirFormat(shared_ptr <context> ctx);
+
+
+	/* Folder types:
+	 *
+	 * - ROOT_DIRECTORY:       ~/Mail/.MyFolder
+	 * - NEW_DIRECTORY:        ~/Mail/.MyFolder/new
+	 * - CUR_DIRECTORY:        ~/Mail/.MyFolder/cur
+	 * - TMP_DIRECTORY:        ~/Mail/.MyFolder/tmp
+	 * - CONTAINER_DIRECTORY:  not used
+	 */
+
+	const string getName() const;
+
+	void createFolder(const folder::path& path);
+	void destroyFolder(const folder::path& path);
+	void renameFolder(const folder::path& oldPath, const folder::path& newPath);
+
+	bool folderExists(const folder::path& path) const;
+	bool folderHasSubfolders(const folder::path& path) const;
+
+	const utility::file::path folderPathToFileSystemPath
+		(const folder::path& path, const DirectoryType type) const;
+
+	const std::vector <folder::path> listFolders
+		(const folder::path& root, const bool recursive) const;
+
+protected:
+
+	bool supports() const;
+
+
+	static const string toModifiedUTF7(const folder::path::component& text);
+	static const folder::path::component fromModifiedUTF7(const string& text);
+
+	void renameFolderImpl(const folder::path& oldPath, const folder::path& newPath);
+
+	/** Test whether the specified file system directory corresponds to
+	  * a maildir subfolder. The name of the directory should start
+	  * with a '.' to be listed as a subfolder.
+	  *
+	  * @param file reference to a file system directory
+	  * @return true if the specified directory is a maildir subfolder,
+	  * false otherwise
+	  */
+	static bool isSubfolderDirectory(const utility::file& file);
+
+	/** List directories corresponding to folders which are (direct or
+	  * indirect) children of specified folder.
+	  *
+	  * @param root root folder
+	  * @param dirs list in which found directories will be added
+	  * @param onlyTestForExistence if true, the function returns as soon
+	  * as the first directory is found
+	  * @return true if at least one directory has been found,
+	  * false otherwise
+	  */
+	bool listDirectories(const folder::path& root,
+		std::vector <string>& dirs, const bool onlyTestForExistence) const;
+};
+
+
+} // format
+} // maildir
+} // net
+} // vmime
+
+
+#endif // VMIME_HAVE_MESSAGING_FEATURES && VMIME_HAVE_MESSAGING_PROTO_MAILDIR
+
+#endif // VMIME_NET_MAILDIR_FORMAT_COURIERMAILDIRFORMAT_HPP_INCLUDED
+