diff -r 4dccc47c282e -r 2a42ba73ecdd src/server/webdav/xattrbackend.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/server/webdav/xattrbackend.h	Sat Mar 18 14:16:05 2023 +0100
@@ -0,0 +1,87 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2023 Olaf Wintermann. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+
+#ifndef WS_WEBDAV_XATTRBACKEND_H
+#define WS_WEBDAV_XATTRBACKEND_H
+
+#include "../public/webdav.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct WebdavXAttrRepository {
+    int a;
+} WebdavXAttrRepository;
+    
+typedef struct WebdavXAttrBackend {
+    WebdavXAttrRepository *repo;
+} WebdavXAttrBackend;
+    
+int webdav_init_xattr_backend(void);
+
+
+void* webdav_xattr_init(ServerConfiguration *cfg, pool_handle_t *pool, WSConfigNode *config);
+
+WebdavBackend* webdav_xattr_create(Session *sn, Request *rq, pblock *pb, void *initData);
+
+
+
+/* webdav backend implementation */
+int webdav_xattr_propfind_init(
+        WebdavPropfindRequest *rq,
+        const char *path,
+        const char *href,
+        WebdavPList **outplist);
+int webdav_xattr_propfind_do(
+        WebdavPropfindRequest *request,
+        WebdavResponse *response,
+        VFS_DIR parent,
+        WebdavResource *resource,
+        struct stat *s);
+int webdav_xattr_propfind_finish(WebdavPropfindRequest *rq);
+int webdav_xattr_proppatch_do(
+            WebdavProppatchRequest *request,
+            WebdavResource *response,
+            VFSFile *file,
+            WebdavPList **setInOut,
+            WebdavPList **removeInOut);
+int webdav_xattr_proppatch_finish(
+            WebdavProppatchRequest *request,
+            WebdavResource *response,
+            VFSFile *file,
+            WSBool commit);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* WS_WEBDAV_XATTRBACKEND_H */
+