diff --git a/CMakeLists.txt b/CMakeLists.txt
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+#
+# ZeroTier SDK - Network Virtualization Everywhere
+# Copyright (C) 2011-2017  ZeroTier, Inc.  https://www.zerotier.com/
+# 
+#  This program 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 3 of the License, or
+#  (at your option) any later version.
+# 
+#  This program 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 program.  If not, see <http://www.gnu.org/licenses/>.
+# 
+#  --
+# 
+#  You can be released from the requirements of the license by purchasing
+#  a commercial license. Buying such a license is mandatory as soon as you
+#  develop commercial closed-source software that incorporates or links
+#  directly against ZeroTier software without disclosing the source code
+#  of your own application.
+# 
+
+cmake_minimum_required (VERSION 2.8)
+project (libzt)
+set (libzt_VERSION_MAJOR 1)
+set (libzt_VERSION_MINOR 0)
+
+# --- dirs ---
+set(PROJ_DIR ${PROJECT_SOURCE_DIR})
+set(CMAKE_BINARY_DIR ${CMAKE_SOURCE_DIR}/bin)
+set(EXECUTABLE_OUTPUT_PATH ${CMAKE_BINARY_DIR})
+set(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/lib)
+
+
+# ---include dirs ---
+
+# lwip
+set(LWIP_SRC_DIR ${PROJ_DIR}/ext/lwip/src)
+include_directories("${LWIP_SRC_DIR}/include")
+include_directories("${PROJ_DIR}/ext/lwip-contrib/ports/unix/include")
+file(GLOB lwip_src_glob ${LWIP_SRC_DIR}/netif/*.c ${LWIP_SRC_DIR}/api/*.c ${PROJ_DIR}/ext/lwip-contrib/ports/unix/port/sys_arch.c  ${LWIP_SRC_DIR}/core/*.c ${LWIP_SRC_DIR}/core/ipv4/*.c ${LWIP_SRC_DIR}/core/ipv6/*.c)
+add_library(lwip ${lwip_src_glob})
+
+# zto
+set(ZTO_SRC_DIR ${PROJ_DIR}/zto)
+include_directories("${PROJ_DIR}/zto/include")
+include_directories("${PROJ_DIR}/zto/osdep")
+include_directories("${PROJ_DIR}/zto/node")
+include_directories("${PROJ_DIR}/zto/service")
+file(GLOB zto_src_glob "${ZTO_SRC_DIR}/node/*.cpp" "${ZTO_SRC_DIR}/service/*.cpp" "${ZTO_SRC_DIR}/osdep/OSUtils.cpp" "${ZTO_SRC_DIR}/controller/*.cpp" "${ZTO_SRC_DIR}/osdep/ManagedRoute.cpp")
+add_library(zto ${zto_src_glob})
+add_library(httpparser "${ZTO_SRC_DIR}/ext/http-parser/http_parser.c")
+target_compile_options(zto PRIVATE -std=c++11 -DZT_SDK=1)
+target_link_libraries(zto httpparser)
+
+# libzt
+set(LIBZT_SRC_DIR ${PROJ_DIR}/src)
+include_directories("${LIBZT_SRC_DIR}")
+include_directories("${PROJ_DIR}/include")
+file(GLOB libzt_src_glob ${LIBZT_SRC_DIR}/*.cpp)
+add_library(zt ${libzt_src_glob})
+add_dependencies(zt zto)
+target_compile_options(zt PRIVATE -std=c++11 -DZT_SDK=1 -DLIBZT_TRACE=1)
+target_link_libraries(zt zto)
+target_link_libraries(zt lwip)
+
+# libzt shared
+#add_library(zt ${libzt_src_glob})
+
+
+# --- executables ---
+
+# test
+add_executable(ipv4simple ${PROJ_DIR}/examples/bindings/cpp/ipv4simple/server.cpp)
+target_link_libraries(ipv4simple lwip zto zt pthread)
+target_compile_options(ipv4simple PRIVATE -std=c++11 -DLIBZT_TRACE=1)
+
+if (JNI EQUAL 1)
+MESSAGE(STATUS "WITH_FEATURE_C")
+# JNI
+option (USE_JNI
+        "Use Java JNI for shared/dynamic libraries" ON) 
+endif()
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