diff -r 1a29b1d8d9d8 -r e59abb210584 src/server/webdav/webdav.c
--- a/src/server/webdav/webdav.c	Sun Jan 26 11:50:35 2020 +0100
+++ b/src/server/webdav/webdav.c	Sat Feb 01 18:44:31 2020 +0100
@@ -66,6 +66,8 @@
     default_backend.propfind_finish = default_propfind_finish;
     default_backend.proppatch_do = default_proppatch_do;
     default_backend.proppatch_finish = default_proppatch_finish;
+    default_backend.opt_mkcol = NULL;
+    default_backend.opt_delete = NULL;
     default_backend.settings = WS_WEBDAV_PROPFIND_USE_VFS;
 }
 
@@ -444,15 +446,64 @@
 }
 
 int webdav_mkcol(pblock *pb, Session *sn, Request *rq) {
-    return REQ_ABORTED;
+    UcxBuffer *reqbuf;
+    VFSContext *vfs;
+    char *path;
+    
+    if(webdav_init_vfs_op(sn, rq, &reqbuf, &vfs, &path)) {
+        return REQ_ABORTED;
+    }
+    
+    int ret = REQ_PROCEED;
+    if(vfs_mkdir(vfs, path)) {
+        protocol_status(sn, rq, util_errno2status(vfs->vfs_errno), NULL);
+        return REQ_ABORTED;
+    }
+    
+    protocol_status(sn, rq, 201, NULL);
+    
+    // cleanup and return
+    if(reqbuf) {
+        ucx_buffer_free(reqbuf);
+    }
+    return ret;
 }
 
 int webdav_post(pblock *pb, Session *sn, Request *rq) {
     return REQ_ABORTED;
 }
 
+static int webdav_delete_collection(
+        Session *sn,
+        Request *rq,
+        VFSContext *vfs,
+        const char *path)
+{
+    
+}
+
 int webdav_delete(pblock *pb, Session *sn, Request *rq) {
-    return REQ_ABORTED;
+    UcxBuffer *reqbuf;
+    VFSContext *vfs;
+    char *path;
+    
+    if(webdav_init_vfs_op(sn, rq, &reqbuf, &vfs, &path)) {
+        return REQ_ABORTED;
+    }
+    
+    int ret = REQ_PROCEED;
+    
+    // TODO
+    
+    if(ret == REQ_PROCEED) {
+        protocol_status(sn, rq, 200, NULL);
+    }
+    
+    // cleanup and return
+    if(reqbuf) {
+        ucx_buffer_free(reqbuf);
+    }
+    return ret;
 }
 
 int webdav_put(pblock *pb, Session *sn, Request *rq) {
@@ -484,6 +535,51 @@
 }
 
 
+int webdav_init_vfs_op(
+        Session *sn,
+        Request *rq,
+        UcxBuffer **out_reqbuf,
+        VFSContext **out_vfs,
+        char **out_path)
+{
+    *out_reqbuf = NULL;
+    *out_vfs = NULL;
+    *out_path = NULL;
+    
+    // create VFS context
+    VFSContext *vfs = vfs_request_context(sn, rq);
+    if(!vfs) {
+        return REQ_ABORTED;
+    } 
+    
+    // read request body, if it exists
+    char *expect = pblock_findkeyval(pb_key_expect, rq->headers);
+    if(expect) {
+        if(!strcasecmp(expect, "100-continue")) {
+            if(http_send_continue(sn)) {
+                return REQ_ABORTED;
+            }
+        }
+    }
+    
+    UcxBuffer *reqbody = NULL;
+    if(sn->inbuf) {
+        reqbody = rqbody2buffer(sn, rq);
+        if(!reqbody) {
+            return REQ_ABORTED;
+        }
+    }
+    
+    // requested uri and path
+    char *path = pblock_findkeyval(pb_key_path, rq->vars);
+    
+    *out_reqbuf = reqbody;
+    *out_vfs = vfs;
+    *out_path = path;
+    
+    return REQ_PROCEED;
+}
+
 /* ------------------------ default webdav backend  ------------------------ */
 
 int default_propfind_init(