dav_uid = NewStrBuf();;
StrBufExtract_token(dav_roomname, WCC->Hdr->HR.ReqLine, 0, '/');
StrBufExtract_token(dav_uid, WCC->Hdr->HR.ReqLine, 1, '/');
dav_uid = NewStrBuf();;
StrBufExtract_token(dav_roomname, WCC->Hdr->HR.ReqLine, 0, '/');
StrBufExtract_token(dav_uid, WCC->Hdr->HR.ReqLine, 1, '/');