diff --git a/auto-static.c b/auto-static.c
index 8e678da..5e7d844 100644
--- a/auto-static.c
+++ b/auto-static.c
@@ -1,3 +1,23 @@
+/* 
+    This file is part of tgl-library
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library 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
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Copyright Vitaly Valtman 2014
+*/
+
 int skip_double (void) {
   if (in_ptr + 2 <= in_end) {
     in_ptr += 2;
diff --git a/auto.h b/auto.h
index 0c1695e..375da58 100644
--- a/auto.h
+++ b/auto.h
@@ -1,3 +1,22 @@
+/* 
+    This file is part of tgl-library
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library 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
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Copyright Vitaly Valtman 2014
+*/
 #ifndef __AUTO_H__
 #define __AUTO_H__
 
diff --git a/binlog.c b/binlog.c
index 16b47f4..a0fe378 100644
--- a/binlog.c
+++ b/binlog.c
@@ -1,20 +1,21 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 
 #ifdef HAVE_CONFIG_H
diff --git a/binlog.h b/binlog.h
index 0e60a95..dc1e225 100644
--- a/binlog.h
+++ b/binlog.h
@@ -1,20 +1,21 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 #ifndef __BINLOG_H__
 #define __BINLOG_H__
diff --git a/generate.c b/generate.c
index e4313f3..ac7e118 100644
--- a/generate.c
+++ b/generate.c
@@ -1,3 +1,26 @@
+/*
+    This file is part of tgl-libary/generate
+
+    Tgl-library/generate 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 2 of the License, or
+    (at your option) any later version.
+
+    Tgl-library/generate 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 tgl-library/generate.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright Vitaly Valtman 2014
+
+    It is derivative work of VK/KittenPHP-DB-Engine (https://github.com/vk-com/kphp-kdb/)
+    Copyright 2012-2013 Vkontakte Ltd
+              2012-2013 Vitaliy Valtman
+*/
+
 #include <stdio.h>
 #include <signal.h>
 #include <execinfo.h>
diff --git a/generate.h b/generate.h
index 240faa4..be5bc94 100644
--- a/generate.h
+++ b/generate.h
@@ -1,3 +1,26 @@
+/*
+    This file is part of tgl-libary/generate
+
+    Tgl-library/generate 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 2 of the License, or
+    (at your option) any later version.
+
+    Tgl-library/generate 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 tgl-library/generate.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright Vitaly Valtman 2014
+
+    It is derivative work of VK/KittenPHP-DB-Engine (https://github.com/vk-com/kphp-kdb/)
+    Copyright 2012-2013 Vkontakte Ltd
+              2012-2013 Vitaliy Valtman
+*/
+
 #ifndef __GENERATE_H__
 #define __GENERATE_H__
 
diff --git a/interface.c b/interface.c
index 78c1b21..d6fa261 100644
--- a/interface.c
+++ b/interface.c
@@ -1,20 +1,20 @@
 /*
-    This file is part of telegram-client.
+    This file is part of telegram-cli.
 
-    Telegram-client is free software: you can redistribute it and/or modify
+    Telegram-cli 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 2 of the License, or
     (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    Telegram-cli 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 telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    along with this telegram-cli.  If not, see <http://www.gnu.org/licenses/>.
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 
 #ifdef HAVE_CONFIG_H
diff --git a/interface.h b/interface.h
index e52ec0d..975341a 100644
--- a/interface.h
+++ b/interface.h
@@ -1,20 +1,20 @@
 /*
-    This file is part of telegram-client.
+    This file is part of telegram-cli.
 
-    Telegram-client is free software: you can redistribute it and/or modify
+    Telegram-cli 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 2 of the License, or
     (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    Telegram-cli 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 telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    along with this telegram-cli.  If not, see <http://www.gnu.org/licenses/>.
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 #ifndef __INTERFACE_H__
 #define __INTERFACE_H__
diff --git a/loop.c b/loop.c
index fb38823..4cb0212 100644
--- a/loop.c
+++ b/loop.c
@@ -1,20 +1,20 @@
 /*
-    This file is part of telegram-client.
+    This file is part of telegram-cli.
 
-    Telegram-client is free software: you can redistribute it and/or modify
+    Telegram-cli 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 2 of the License, or
     (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    Telegram-cli 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 telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    along with this telegram-cli.  If not, see <http://www.gnu.org/licenses/>.
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 
 #ifdef HAVE_CONFIG_H
diff --git a/loop.h b/loop.h
index 6f7c7e4..8e1c938 100644
--- a/loop.h
+++ b/loop.h
@@ -1,20 +1,20 @@
 /*
-    This file is part of telegram-client.
+    This file is part of telegram-cli.
 
-    Telegram-client is free software: you can redistribute it and/or modify
+    Telegram-cli 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 2 of the License, or
     (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    Telegram-cli 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 telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    along with this telegram-cli.  If not, see <http://www.gnu.org/licenses/>.
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 #ifndef __LOOP_H__
 #define __LOOP_H__
diff --git a/lua-tg.c b/lua-tg.c
index 17abfc3..1a08729 100644
--- a/lua-tg.c
+++ b/lua-tg.c
@@ -1,3 +1,22 @@
+/*
+    This file is part of telegram-cli.
+
+    Telegram-cli 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 2 of the License, or
+    (at your option) any later version.
+
+    Telegram-cli 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 telegram-cli.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright Vitaly Valtman 2013-2014
+*/
+
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
diff --git a/lua-tg.h b/lua-tg.h
index 353ceef..65346a6 100644
--- a/lua-tg.h
+++ b/lua-tg.h
@@ -1,3 +1,21 @@
+/*
+    This file is part of telegram-cli.
+
+    Telegram-cli 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 2 of the License, or
+    (at your option) any later version.
+
+    Telegram-cli 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 telegram-cli.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright Vitaly Valtman 2013-2014
+*/
 #ifndef __LUA_TG_H__
 #define __LUA_TG_H__
 
diff --git a/main.c b/main.c
index 1a2c413..c2dcae0 100644
--- a/main.c
+++ b/main.c
@@ -1,20 +1,20 @@
 /*
-    This file is part of telegram-client.
+    This file is part of telegram-cli.
 
-    Telegram-client is free software: you can redistribute it and/or modify
+    Telegram-cli 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 2 of the License, or
     (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    Telegram-cli 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 telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    along with this telegram-cli.  If not, see <http://www.gnu.org/licenses/>.
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 
 #ifdef HAVE_CONFIG_H
@@ -519,6 +519,9 @@ int main (int argc, char **argv) {
   running_for_first_time ();
   parse_config ();
 
+  tgl_set_rsa_key ("/etc/ " PROG_NAME "/server.pub");
+  tgl_set_rsa_key ("tg-server.pub");
+
 
   get_terminal_attributes ();
 
diff --git a/mtproto-client.c b/mtproto-client.c
index 51a4f50..6357a40 100644
--- a/mtproto-client.c
+++ b/mtproto-client.c
@@ -1,21 +1,22 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
     Copyright Nikolay Durov, Andrey Lopatin 2012-2013
-    Copyright Vitaly Valtman 2013
+              Vitaly Valtman 2013-2014
 */
 
 #ifdef HAVE_CONFIG_H
@@ -45,7 +46,7 @@
 #include <netinet/tcp.h>
 #include <poll.h>
 
-#include "telegram.h"
+//#include "telegram.h"
 #include "include.h"
 #include "queries.h"
 //#include "loop.h"
@@ -1086,21 +1087,26 @@ static int rpc_close (struct connection *c) {
 
 #define RANDSEED_PASSWORD_FILENAME     NULL
 #define RANDSEED_PASSWORD_LENGTH       0
-void tglmp_on_start (const char *key) {
+void tglmp_on_start (void) {
   tgl_prng_seed (RANDSEED_PASSWORD_FILENAME, RANDSEED_PASSWORD_LENGTH);
 
-  if (key) {
+  int i;
+  int ok = 0;
+  for (i = 0; i < tgl_state.rsa_key_num; i++) {
+    char *key = tgl_state.rsa_key_list[i];
     if (rsa_load_public_key (key) < 0) {
-      perror ("rsa_load_public_key");
-      exit (1);
-    }
-  } else {
-    if (rsa_load_public_key (TG_SERVER_PUBKEY_FILENAME) < 0
-      && rsa_load_public_key ("/etc/" PROG_NAME "/server.pub") < 0) {
-      perror ("rsa_load_public_key");
-      exit (1);
+      vlogprintf (E_WARNING, "Can not load key %s\n", key);
+    } else {
+      ok = 1;
+      break;
     }
   }
+
+  if (!ok) {
+    vlogprintf (E_ERROR, "No pubic keys found\n");
+    exit (1);
+  }
+  
   pk_fingerprint = tgl_do_compute_rsa_key_fingerprint (pubKey);
 }
 
diff --git a/mtproto-client.h b/mtproto-client.h
index 77e573c..eb4d4cf 100644
--- a/mtproto-client.h
+++ b/mtproto-client.h
@@ -1,21 +1,22 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
     Copyright Nikolay Durov, Andrey Lopatin 2012-2013
-    Copyright Vitaly Valtman 2013
+              Vitaly Valtman 2013-2014
 */
 #ifndef __MTPROTO_CLIENT_H__
 #define __MTPROTO_CLIENT_H__
@@ -51,6 +52,6 @@ int tglmp_check_DH_params (BIGNUM *p, int g);
 struct tgl_dc *tglmp_alloc_dc (int id, char *ip, int port);
 
 void tgln_insert_msg_id (struct tgl_session *S, long long id);
-void tglmp_on_start (const char *key);
+void tglmp_on_start (void);
 void tgl_dc_authorize (struct tgl_dc *DC);
 #endif
diff --git a/mtproto-common.c b/mtproto-common.c
index 5f02ae1..53332f2 100644
--- a/mtproto-common.c
+++ b/mtproto-common.c
@@ -1,21 +1,22 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
     Copyright Nikolay Durov, Andrey Lopatin 2012-2013
-    Copyright Vitaly Valtman 2013
+              Vitaly Valtman 2013-2014
 */
 
 #ifdef HAVE_CONFIG_H
diff --git a/mtproto-common.h b/mtproto-common.h
index 37e9d01..b74c66d 100644
--- a/mtproto-common.h
+++ b/mtproto-common.h
@@ -1,21 +1,22 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
     Copyright Nikolay Durov, Andrey Lopatin 2012-2013
-    Copyright Vitaly Valtman 2013
+              Vitaly Valtman 2013-2014
 */
 #ifndef __MTPROTO_COMMON_H__
 #define __MTPROTO_COMMON_H__
diff --git a/net.c b/net.c
index 0ab60f7..ba20b13 100644
--- a/net.c
+++ b/net.c
@@ -1,20 +1,21 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 
 #ifdef HAVE_CONFIG_H
diff --git a/net.h b/net.h
index 667bd7c..c128d44 100644
--- a/net.h
+++ b/net.h
@@ -1,20 +1,21 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 #ifndef __NET_H__
 #define __NET_H__
diff --git a/no-preview.h b/no-preview.h
index ee6bc7e..50d1274 100644
--- a/no-preview.h
+++ b/no-preview.h
@@ -1,20 +1,21 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 
 // Just sample jpg file 90x90
diff --git a/queries.c b/queries.c
index 2a40968..c4433a6 100644
--- a/queries.c
+++ b/queries.c
@@ -1,20 +1,21 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 
 #ifdef HAVE_CONFIG_H
@@ -37,7 +38,7 @@
 #include "queries.h"
 #include "tree.h"
 #include "mtproto-common.h"
-#include "telegram.h"
+//#include "telegram.h"
 #include "loop.h"
 #include "structures.h"
 //#include "interface.h"
diff --git a/queries.h b/queries.h
index 91b0588..407b34b 100644
--- a/queries.h
+++ b/queries.h
@@ -1,20 +1,21 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 //#include "net.h"
 #ifndef __QUERIES_H__
diff --git a/structures.c b/structures.c
index d70ba3c..6055775 100644
--- a/structures.c
+++ b/structures.c
@@ -1,20 +1,21 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 
 #ifdef HAVE_CONFIG_H
@@ -25,7 +26,7 @@
 #include <string.h>
 #include "structures.h"
 #include "mtproto-common.h"
-#include "telegram.h"
+//#include "telegram.h"
 #include "tree.h"
 #include "loop.h"
 #include <openssl/aes.h>
@@ -38,6 +39,9 @@
 
 #define sha1 SHA1
 
+#ifndef TGL_MAX_PEER_NUM
+#  define TGL_MAX_PEER_NUM 100000
+#endif
 
 static int id_cmp (struct tgl_message *M1, struct tgl_message *M2);
 #define peer_cmp(a,b) (tgl_cmp_peer_id (a->id, b->id))
diff --git a/structures.h b/structures.h
index 2e6117a..9b0002e 100644
--- a/structures.h
+++ b/structures.h
@@ -1,20 +1,21 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 #ifndef __STRUCTURES_H__
 #define __STRUCTURES_H__
diff --git a/telegram.h b/telegram.h
index 5f78cd4..49b16a4 100644
--- a/telegram.h
+++ b/telegram.h
@@ -1,22 +1,21 @@
 /*
-    This file is part of telegram-client.
+    This file is part of telegram-cli.
 
-    Telegram-client is free software: you can redistribute it and/or modify
+    Telegram-cli 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 2 of the License, or
     (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    Telegram-cli 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 telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    along with this telegram-cli.  If not, see <http://www.gnu.org/licenses/>.
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
-#define TGL_MAX_PEER_NUM 100000
 
 #ifndef PROG_NAME
 #define PROG_NAME "telegram-cli"
diff --git a/tgl-fetch.h b/tgl-fetch.h
index 18e8ed1..3cc5998 100644
--- a/tgl-fetch.h
+++ b/tgl-fetch.h
@@ -1,3 +1,22 @@
+/* 
+    This file is part of tgl-library
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library 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
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Copyright Vitaly Valtman 2014
+*/
 #ifndef __TGL_FETCH_H__
 #define __TGL_FETCH_H__
 
diff --git a/tgl-inner.h b/tgl-inner.h
index 75e829c..a5b4892 100644
--- a/tgl-inner.h
+++ b/tgl-inner.h
@@ -1,3 +1,23 @@
+/* 
+    This file is part of tgl-library
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library 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
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Copyright Vitaly Valtman 2014
+*/
+
 #ifndef __TGL_INNER_H__
 #define __TGL_INNER_H__
 
diff --git a/tgl-layout.h b/tgl-layout.h
index 5a830c7..5cd9800 100644
--- a/tgl-layout.h
+++ b/tgl-layout.h
@@ -1,3 +1,22 @@
+/* 
+    This file is part of tgl-library
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library 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
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Copyright Vitaly Valtman 2014
+*/
 #ifndef __TGL_LAYOUT_H__
 #define __TGL_LAYOUT_H__
 
diff --git a/tgl.c b/tgl.c
index 403f698..c6bc345 100644
--- a/tgl.c
+++ b/tgl.c
@@ -1,3 +1,23 @@
+/* 
+    This file is part of tgl-library
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library 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
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Copyright Vitaly Valtman 2014
+*/
+
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
@@ -36,7 +56,8 @@ void tgl_set_callback (struct tgl_update_callback *cb) {
 }
 
 void tgl_set_rsa_key (const char *key) {
-  tgl_state.rsa_key = tstrdup (key);
+  assert (tgl_state.rsa_key_num < TGL_MAX_RSA_KEYS_NUM);
+  tgl_state.rsa_key_list[tgl_state.rsa_key_num ++] = tstrdup (key);
 }
 
 void tgl_init (void) {
@@ -48,7 +69,7 @@ void tgl_init (void) {
   if (!tgl_state.callback.create_print_name) {
     tgl_state.callback.create_print_name = tgls_default_create_print_name;
   }
-  tglmp_on_start (tgl_state.rsa_key);
+  tglmp_on_start ();
 }
 
 int tgl_authorized_dc (struct tgl_dc *DC) {
diff --git a/tgl.h b/tgl.h
index 34ff6ae..2cc16b8 100644
--- a/tgl.h
+++ b/tgl.h
@@ -1,3 +1,22 @@
+/* 
+    This file is part of tgl-library
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library 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
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Copyright Vitaly Valtman 2014
+*/
 #ifndef __TGL_H__
 #define __TGL_H__
 
@@ -95,6 +114,7 @@ struct tgl_net_methods {
 
 #define TGL_LOCK_DIFF 1
 
+#define TGL_MAX_RSA_KEYS_NUM 10
 // Do not modify this structure, unless you know what you do
 struct tgl_state {
   int our_id; // ID of logged in user
@@ -130,7 +150,8 @@ struct tgl_state {
   struct tgl_net_methods *net_methods;
   struct event_base *ev_base;
 
-  char *rsa_key;
+  char *rsa_key_list[TGL_MAX_RSA_KEYS_NUM];
+  int rsa_key_num;
   struct bignum_ctx *BN_ctx;
 
   struct tgl_allocator allocator;
diff --git a/tl-parser.c b/tl-parser.c
index 9b48b46..4c99121 100644
--- a/tl-parser.c
+++ b/tl-parser.c
@@ -1,25 +1,25 @@
 /*
-    This file is part of VK/KittenPHP-DB-Engine.
+    This file is part of tgl-libary/tlc
 
-    VK/KittenPHP-DB-Engine is free software: you can redistribute it and/or modify
+    Tgl-library/tlc 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 2 of the License, or
     (at your option) any later version.
 
-    VK/KittenPHP-DB-Engine is distributed in the hope that it will be useful,
+    Tgl-library/tlc 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 VK/KittenPHP-DB-Engine.  If not, see <http://www.gnu.org/licenses/>.
+    along with this tgl-library/tlc.  If not, see <http://www.gnu.org/licenses/>.
 
-    This program is released under the GPL with the additional exemption
-    that compiling, linking, and/or using OpenSSL is allowed.
-    You are free to remove this exemption from derived works.
+    Copyright Vitaly Valtman 2014
 
+    It is derivative work of VK/KittenPHP-DB-Engine (https://github.com/vk-com/kphp-kdb/)
     Copyright 2012-2013 Vkontakte Ltd
               2012-2013 Vitaliy Valtman
+
 */
 
 #define _FILE_OFFSET_BITS 64
diff --git a/tl-parser.h b/tl-parser.h
index d6d4ddf..faa142b 100644
--- a/tl-parser.h
+++ b/tl-parser.h
@@ -1,25 +1,25 @@
 /*
-    This file is part of VK/KittenPHP-DB-Engine.
+    This file is part of tgl-libary/tlc
 
-    VK/KittenPHP-DB-Engine is free software: you can redistribute it and/or modify
+    Tgl-library/tlc 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 2 of the License, or
     (at your option) any later version.
 
-    VK/KittenPHP-DB-Engine is distributed in the hope that it will be useful,
+    Tgl-library/tlc 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 VK/KittenPHP-DB-Engine.  If not, see <http://www.gnu.org/licenses/>.
+    along with this tgl-library/tlc.  If not, see <http://www.gnu.org/licenses/>.
 
-    This program is released under the GPL with the additional exemption
-    that compiling, linking, and/or using OpenSSL is allowed.
-    You are free to remove this exemption from derived works.
+    Copyright Vitaly Valtman 2014
 
+    It is derivative work of VK/KittenPHP-DB-Engine (https://github.com/vk-com/kphp-kdb/)
     Copyright 2012-2013 Vkontakte Ltd
               2012-2013 Vitaliy Valtman
+
 */
 
 #ifndef __TL_PARSER_NEW_H__
diff --git a/tlc.c b/tlc.c
index a72e2e7..451e612 100644
--- a/tlc.c
+++ b/tlc.c
@@ -1,25 +1,25 @@
 /*
-    This file is part of VK/KittenPHP-DB-Engine.
+    This file is part of tgl-libary/tlc
 
-    VK/KittenPHP-DB-Engine is free software: you can redistribute it and/or modify
+    Tgl-library/tlc 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 2 of the License, or
     (at your option) any later version.
 
-    VK/KittenPHP-DB-Engine is distributed in the hope that it will be useful,
+    Tgl-library/tlc 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 VK/KittenPHP-DB-Engine.  If not, see <http://www.gnu.org/licenses/>.
+    along with this tgl-library/tlc.  If not, see <http://www.gnu.org/licenses/>.
 
-    This program is released under the GPL with the additional exemption
-    that compiling, linking, and/or using OpenSSL is allowed.
-    You are free to remove this exemption from derived works.
+    Copyright Vitaly Valtman 2014
 
+    It is derivative work of VK/KittenPHP-DB-Engine (https://github.com/vk-com/kphp-kdb/)
     Copyright 2012-2013 Vkontakte Ltd
               2012-2013 Vitaliy Valtman
+
 */
 
 #include <stdio.h>
diff --git a/tools.c b/tools.c
index ff86041..8b2a50c 100644
--- a/tools.c
+++ b/tools.c
@@ -1,20 +1,21 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 
 #ifdef HAVE_CONFIG_H
diff --git a/tree.h b/tree.h
index fdd1515..2f1c284 100644
--- a/tree.h
+++ b/tree.h
@@ -1,20 +1,21 @@
-/*
-    This file is part of telegram-client.
+/* 
+    This file is part of tgl-library
 
-    Telegram-client 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 2 of the License, or
-    (at your option) any later version.
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
 
-    Telegram-client is distributed in the hope that it will be useful,
+    This library 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.
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this telegram-client.  If not, see <http://www.gnu.org/licenses/>.
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
-    Copyright Vitaly Valtman 2013
+    Copyright Vitaly Valtman 2013-2014
 */
 #ifndef __TREE_H__
 #define __TREE_H__
diff --git a/updates.c b/updates.c
index 3c2de30..a3039c0 100644
--- a/updates.c
+++ b/updates.c
@@ -1,3 +1,22 @@
+/* 
+    This file is part of tgl-library
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library 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
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Copyright Vitaly Valtman 2013-2014
+*/
 #include "tgl.h"
 #include "updates.h"
 #include "mtproto-common.h"
diff --git a/updates.h b/updates.h
index 3348716..8b28be9 100644
--- a/updates.h
+++ b/updates.h
@@ -1,3 +1,23 @@
+/* 
+    This file is part of tgl-library
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library 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
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Copyright Vitaly Valtman 2013-2014
+*/
+
 #ifndef __UPDATES_H__
 #define __UPDATES_H__
 struct connection;