diff --git a/tests/lv2ftpd.c b/tests/lv2ftpd.c
deleted file mode 100644
index 53ad3e3..0000000
--- a/tests/lv2ftpd.c
+++ /dev/null
@@ -1,505 +0,0 @@
-/*
- * Secure Network Transport Layer Library v2 implementation.
- * (sntllv2) it superseed all versions before due to the:
- * - memory consumption
- * - new features such as pulse emitting
- * - performance optimization
- *
- * This is a proprietary software. See COPYING for further details.
- *
- * (c) Askele Group 2013-2015 <http://askele.com>
- *
- */
-
-#include <stdio.h>
-#include <dirent.h>
-#define __USE_GNU
-#include <stdlib.h>
-#include <stdarg.h>
-#include <sys/types.h>
-#include <limits.h>
-#ifdef WIN32
-#include <Winsock2.h>
-#include <signal.h>
-#include <ws2tcpip.h>
-#else
-#include <sys/select.h>
-#include <sys/wait.h>
-#include <sys/socket.h>
-#include <sys/resource.h>
-#include <netdb.h>
-#include <unistd.h>
-#include <uuid/uuid.h>
-#include <execinfo.h>
-#include <netinet/in.h>
-#endif
-
-#include <tdata/usrtc.h>
-#include <sexpr/sexp.h>
-#include <sntl/limits.h>
-#include <sntl/sntllv2.h>
-
-#include <pthread.h>
-// #include <unistd.h>
-#include <stdint.h>
-#include <getopt.h>
-#include <errno.h>
-
-#define DEBUG
-#define FREE(x) { if (x) { free(x); x = NULL; } }
-#define MAX_STREAMS INT_MAX
-
-typedef struct __datastream_type {
-  int dsid;
-  usrtc_node_t node;
-  // readdir_r
-  DIR *dp;
-  struct dirent dent;
-  struct dirent *dres;
-} datastream_t;
-
-usrtc_t *_rd_streams;
-int _rd_last_id = 0;
-pthread_rwlock_t _lock;
-
-/* helper functions */
-static long __cmp_int(const void *a, const void *b)
-{
-  return *(int *)a - *(int *)b;
-}
-
-inline void dump_dirent(struct dirent *d, char *buf)
-{
-  if (d == NULL) return;
-  strcat(buf, "\"");
-  strcat(buf, d->d_name);
-  strcat(buf, "\" ");
-  switch(d->d_type)
-  {
-  case DT_REG:
-    strcat(buf, "\"regular\"");
-    break;
-  case DT_DIR:
-    strcat(buf, "\"directory\"");
-    break;
-  case DT_BLK:
-    strcat(buf, "\"block\"");
-    break;
-  case DT_CHR:
-    strcat(buf, "\"char\"");
-    break;
-  case DT_FIFO:
-    strcat(buf, "\"fifo\"");
-    break;
-  case DT_LNK:
-    strcat(buf, "\"link\"");
-    break;
-  case DT_UNKNOWN:
-    strcat(buf, "\"unknown\"");
-    break;
-  default:
-    strcat(buf, "\"another\"");
-    break;
-  }
-}
-
-int __openlistener(int port)
-{
-  int sd;
-  struct sockaddr_in addr;
-
-  sd = socket(PF_INET, SOCK_STREAM, 0);
-  bzero(&addr, sizeof(addr));
-  addr.sin_family = AF_INET;
-  addr.sin_port = htons(port);
-  addr.sin_addr.s_addr = INADDR_ANY;
-  if ( bind(sd, (struct sockaddr*)&addr, sizeof(addr)) != 0 ) {
-    perror("can't bind port");
-    abort();
-  }
-  if ( listen(sd, 10) != 0 ) {
-    perror("Can't configure listening port");
-    abort();
-  }
-
-  return sd;
-}
-
-/*
- * Validation of the SSL certificate
- * this function must be exist.
- */
-static int __validate_sslpem(conn_t *co)
-{
-  return 0;
-}
-
-/*
- * validate - authorize user with password
- */
-static int __secure_check(conn_t *co)
-{
-  return SNE_SUCCESS;
-}
-
-/*
- * typed list callback
- */
-static int __set_typed_list_callback(conn_t *co, int ch, char *desc)
-{
-  printf("allowed channel %d (%s)\n", ch, desc);
-  return SNE_SUCCESS;
-}
-
-/* list of rpc calls functions */
-usrtc_t *fulist;
-
-/* our fake */
-usrtc_t *__rettlist(conn_t *c)
-{
-  return fulist;
-}
-
-/* RPC functions implementation */
-static int __dir_open(void *m, sexp_t *sx)
-{
-  sexp_t *lsx = NULL;
-  sxmsg_t *msg = (sxmsg_t *)m;
-  char *buf;
-  size_t ln = 0;
-
-#ifdef DEBUG
-  char dbuf[2048];
-  print_sexp(dbuf, sizeof(dbuf), sx);
-  printf("%s: got sx '%s'\n", __FUNCTION__, dbuf);
-#endif /* DEBUG */
-
-  if(sexp_list_cdr(sx, &lsx) || !sx->list->next || !sx->list->next->val) {
-    printf("Invalid protocol\n");
-    return sxmsg_return(msg, SNE_BADPROTO);
-  }
-
-  char *dir_name = strdup(sx->list->next->val);
-
-  if ( usrtc_isfull(_rd_streams) ) {
-    return sxmsg_return(msg, SNE_TOOLONG);
-  }
-
-  datastream_t *item;
-  if ( !(item = malloc(sizeof(datastream_t))) ) {
-    return sxmsg_return(msg, SNE_ENOMEM);
-  }
-
-  /* find free id */
-  pthread_rwlock_wrlock(&_lock);
-  do {
-    if (_rd_last_id == INT_MAX)
-      _rd_last_id = 1;
-    else
-      ++_rd_last_id;
-  } while (usrtc_lookup(_rd_streams, &_rd_last_id));
-
-  /* create rd stream */
-  DIR *dp = NULL;
-  if ( !(dp = opendir(dir_name)) ) {
-    pthread_rwlock_unlock(&_lock);
-    FREE(item);
-    FREE(dir_name);
-    return sxmsg_return(msg, SNE_FAILED);
-  }
-
-  FREE(dir_name);
-
-  /* init stream */
-  item->dsid = _rd_last_id;
-  item->dp = dp;
-  item->dres = NULL;
-  usrtc_node_init(&(item->node), item);
-  usrtc_insert(_rd_streams, &(item->node), &item->dsid);
-
-  buf = sxmsg_rapidbuf(msg);
-  ln = snprintf(buf, MAX_RBBUF_LEN, "(dir-stream %d)", item->dsid);
-
-  pthread_rwlock_unlock(&_lock);
-
-#ifdef DEBUG
-  printf("%s: stream %d has been opened\n", __FUNCTION__, item->dsid);
-#endif /* DEBUG */
-
-  return sxmsg_rreply(msg, ln + 1);
-}
-
-static int __dir_read(void *m, sexp_t *sx)
-{
-  sexp_t *lsx = NULL;
-  sxmsg_t *msg = (sxmsg_t *)m;
-  char *buf;
-  size_t ln = 0;
-  int stid = -1;
-
-#ifdef DEBUG
-  char dbuf[2048];
-  print_sexp(dbuf, sizeof(dbuf), sx);
-  printf("%s: got sx '%s'\n", __FUNCTION__, dbuf);
-#endif /* DEBUG */
-
-  if (sexp_list_cdr(sx, &lsx) || !sx->list->next || !sx->list->next->val
-      || (0 >= (stid = atoi(sx->list->next->val) )) )
-  {
-    printf("Invalid protocol\n");
-    return sxmsg_return(msg, SNE_BADPROTO);
-  }
-
-  /* get stream item */
-  datastream_t *item;
-  usrtc_node_t *node;
-  pthread_rwlock_rdlock(&_lock);
-  if ( !(node = usrtc_lookup(_rd_streams, &stid)) ) {
-    pthread_rwlock_unlock(&_lock);
-    return sxmsg_return(msg, SNE_INVALINDEX);
-  }
-  pthread_rwlock_unlock(&_lock);
-
-  pthread_rwlock_wrlock(&_lock);
-  item = usrtc_node_getdata(node);
-  if (readdir_r(item->dp, &(item->dent), &(item->dres))) {
-#ifdef DEBUG
-    printf("%s: readdir_r() is failed (%d)\n", __FUNCTION__, errno);
-#endif /* DEBUG */
-    pthread_rwlock_unlock(&_lock);
-    return sxmsg_return(msg, SNE_FAILED);
-  }
-
-  if (!item->dres) {
-    buf = sxmsg_rapidbuf(msg);
-    ln = snprintf(buf, MAX_RBBUF_LEN, "(dir-end %d)", item->dsid);
-    goto __finish;
-  }
-
-  char dump[2048];
-  sprintf(dump, "(dir-entry (");
-  dump_dirent(item->dres, dump);
-  strcat(dump, "))");
-
-#ifdef DEBUG
-  printf("%s: dump = '%s'\n", __FUNCTION__, dump);
-#endif /* DEBUG */
-
-  buf = sxmsg_rapidbuf(msg);
-  ln = snprintf(buf, MAX_RBBUF_LEN, "%s", dump);
-
-__finish:
-  pthread_rwlock_unlock(&_lock);
-  return sxmsg_rreply(msg, ln + 1);
-}
-
-static int __dir_close(void *m, sexp_t *sx)
-{
-  sexp_t *lsx = NULL;
-  sxmsg_t *msg = (sxmsg_t *)m;
-  int stid = -1;
-
-#ifdef DEBUG
-  char dbuf[2048];
-  print_sexp(dbuf, sizeof(dbuf), sx);
-  printf("%s: got sx '%s'\n", __FUNCTION__, dbuf);
-#endif /* DEBUG */
-
-  if (sexp_list_cdr(sx, &lsx) || !sx->list->next || !sx->list->next->val
-      || (0 >= (stid = atoi(sx->list->next->val) )) )
-  {
-    printf("Invalid protocol\n");
-    return sxmsg_return(msg, SNE_BADPROTO);
-  }
-
-  /* get stream item */
-  datastream_t *item;
-  usrtc_node_t *node;
-  pthread_rwlock_rdlock(&_lock);
-  if ( !(node = usrtc_lookup(_rd_streams, &stid)) ) {
-    pthread_rwlock_unlock(&_lock);
-    return sxmsg_return(msg, ENOENT);
-  }
-  pthread_rwlock_unlock(&_lock);
-
-  pthread_rwlock_wrlock(&_lock);
-  item = usrtc_node_getdata(node);
-  closedir(item->dp);
-  usrtc_delete(_rd_streams, node);
-  FREE(item);
-  pthread_rwlock_unlock(&_lock);
-
-#ifdef DEBUG
-  printf("%s: stream %d has been closed\n", __FUNCTION__, stid);
-#endif /* DEBUG */
-
-  return sxmsg_return(msg, SNE_SUCCESS);
-}
-
-/* define a little bit */
-#define DEFAULT_PORT  13133
-
-static void sigpipe_handler(int a)
-{
-  return;
-}
-
-struct startbundle {
-  int client;
-  conn_sys_t *ssys;
-};
-
-static void *__starter_thread(void *stb);
-
-int main(int argc, char **argv)
-{
-  signal(SIGPIPE, SIG_IGN);
-
-  char *rootca = NULL, *cert = NULL;
-  conn_sys_t *ssys = connections_create();
-  int port = DEFAULT_PORT;
-  int opt;
-
-  while((opt = getopt(argc, argv, "p:r:u:")) != -1) {
-    switch(opt) {
-    case 'p':
-      port = atoi(optarg);
-      break;
-    case 'r':
-      rootca = strdup(optarg);
-      break;
-    case 'u':
-      cert = strdup(optarg);
-      break;
-    default:
-      fprintf(stderr, "usage: %s [-p <PORTNUM>] -r <PATH to Root CA> -u <PATH"
-              " to SSL certificate>\n", argv[0]);
-      return EINVAL;
-    }
-  }
-
-  if(!rootca) {
-    fprintf(stderr, "Root CA not pointed.\n Failure.\n");
-    return EINVAL;
-  }
-
-  if(!cert) {
-    fprintf(stderr, "User certificate not pointed.\n Failure.\n");
-    return EINVAL;
-  }
-
-  sntl_init();
-
-  /* all is fine let's init connection subsystem */
-  if(!ssys) {
-    fprintf(stderr, "Subsystem init failed: %d\n", opt);
-    return 2;
-  }
-  /* set wroking certificates */
-  opt = connections_setsslserts(ssys, rootca, cert, cert);
-  if(opt) {
-    fprintf(stderr, "Subsystem init failed (set SSL x.509 pems): %d\n", opt);
-    return opt;
-  }
-
-  /* clean up */
-  free(rootca);
-  free(cert);
-
-  /* set important callbacks to do the security checking */
-  connections_set_authcheck(ssys, __secure_check);
-  connections_set_sslvalidate(ssys, __validate_sslpem);
-  /* set a callback, it's optional and doesn't required in server side apps */
-  connections_set_channelcall(ssys, __set_typed_list_callback);
-
-  /* ok, now we need to construct RPC lists (channels) */
-  if(!(fulist = malloc(sizeof(usrtc_t)))) {
-    fprintf(stderr, "Cannot allocate memory for RPC lists\n Failure.\n");
-    return ENOMEM;
-  }
-  opt = sntl_rpclist_init(fulist);
-  if(opt) {
-    fprintf(stderr, "Failed to init rpc list\n Failure.\n");
-    return opt;
-  }
-
-  /* we will add one channel with type id 12 "Demo rpc list" */
-  opt = sntl_rpclist_add(fulist, 12, "Demo RPC list", NULL);
-  if(opt) {
-    fprintf(stderr, "Failed to add typed RPC channel\n Failure.\n");
-    return opt;
-  }
-  opt = sntl_rpclist_add(fulist, 1, "Public", NULL);
-  if(opt) {
-    fprintf(stderr, "Failed to add typed RPC channel\n Failure.\n");
-    return opt;
-  }
-
-  /* ok, let's add stream functions */
-  opt = sntl_rpclist_add_function(fulist, 12, "dir-open", __dir_open);
-  if(opt) {
-  __fail:
-    fprintf(stderr, "Failed to add functions to typed RPC channel\n Failure.\n");
-    return opt;
-  }
-  opt = sntl_rpclist_add_function(fulist, 12, "dir-read", __dir_read);
-  if(opt) goto __fail;
-  opt = sntl_rpclist_add_function(fulist, 12, "dir-close", __dir_close);
-  if(opt) goto __fail;
-
-  /* ok, setup it */
-  connections_set_rpcvalidator(ssys, __rettlist);
-
-  /* create stream tree */
-  if(!(_rd_streams = malloc(sizeof(usrtc_t)) ))
-    return ENOMEM;
-  usrtc_init(_rd_streams, USRTC_REDBLACK, MAX_STREAMS, __cmp_int);
-
-  /* now we're ready to run the listen process */
-  int srv = __openlistener(port);
-  pthread_t starter;
-  while(1) {
-    struct sockaddr_in addr;
-    socklen_t len = sizeof(addr);
-    struct startbundle bundle;
-    conn_t *co;
-
-    bundle.ssys = ssys;
-
-    int client = accept(srv, (struct sockaddr*)&addr, &len); /* accept connection as usual */
-    blub(".");
-    co = connection_master_link(ssys, client, NULL);
-
-    if(!co) {
-      fprintf(stderr, "Cannot create connetion (%d)\n", errno);
-    }
-#if 0
-    bundle.client = client;
-    pthread_create(&starter, NULL, __starter_thread, &bundle);
-    pthread_detach(starter);
-    //    pthread_join(starter, &co);
-    //__starter_thread(&bundle);
-    usleep(2000);
-#endif
-  }
-
-  connections_destroy(ssys);
-
-  sntl_finalize();
-
-  return 0;
-}
-
-static void *__starter_thread(void *stb)
-{
-  struct startbundle *s = (struct startbundle *)stb;
-  int client = s->client;
-  conn_sys_t *ssys = s->ssys;
-  conn_t *co = connection_master_link(ssys, client, NULL);
-
-  if(!co) {
-    fprintf(stderr, "Cannot create connetion (%d)\n", errno);
-  }
-
-  return co;
-}