diff --git a/.gitignore b/.gitignore
index 84079e1d..6e0a48ab 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,6 +11,7 @@ m4/ltsugar.m4
 m4/ltversion.m4
 m4/lt~obsolete.m4
 src/Makefile.in
+src/config.h
 
 # Ignore files generated by configure
 build/
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9ab352eb..6de7bd6c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.6)
+cmake_minimum_required(VERSION 2.8)
 
 set(PROJECT_NAME shadowsocks-libev)
 set(RELEASE_DATE 2017-2-17)
@@ -8,9 +8,7 @@ set(PROJECT_URL "https://shadowsocks.org")
 set(PROJECT_ISSUES_URL "https://github.com/shadowsocks/shadowsocks-libev")
 project(${PROJECT_NAME})
 
-
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c11")
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -c")
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99")
 
 #set(CMAKE_BINARY_DIR ${CMAKE_SOURCE_DIR}/out)
 set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
@@ -51,6 +49,8 @@ install(FILES
 # We need libcork,libipset headers
 include_directories(libcork/include)
 include_directories(libipset/include)
+include_directories(libbloom/murmur2)
+include_directories(libbloom)
 
 set(LIBCORK_SOURCE
         libcork/src/libcork/cli/commands.c
@@ -111,11 +111,21 @@ set(LIBIPSET_SOURCE
         )
 
 add_library(ipset STATIC ${LIBIPSET_SOURCE})
-target_link_libraries(ipset cork)
 
 add_library(ipset-shared SHARED ${LIBIPSET_SOURCE})
-target_link_libraries(ipset-shared cork-shared)
 set_target_properties(ipset-shared PROPERTIES OUTPUT_NAME ipset)
 
+set(LIBBLOOM_SOURCE
+        libbloom/bloom.c
+        libbloom/murmur2/MurmurHash2.c
+        )
+
+add_library(bloom STATIC ${LIBBLOOM_SOURCE})
+target_link_libraries(ipset cork bloom)
+
+add_library(bloom-shared SHARED ${LIBBLOOM_SOURCE})
+target_link_libraries(ipset-shared cork-shared bloom-shared)
+set_target_properties(bloom-shared PROPERTIES OUTPUT_NAME bloom)
+
 add_subdirectory(src)
 
diff --git a/cmake/config.h.cmake b/cmake/config.h.cmake
index 4e122b79..3b7b6ff3 100644
--- a/cmake/config.h.cmake
+++ b/cmake/config.h.cmake
@@ -275,20 +275,6 @@
 /* Define to `int' if <sys/types.h> does not define. */
 #cmakedefine pid_t @pid_t@
 
-/* Define to the equivalent of the C99 'restrict' keyword, or to
-   nothing if this is not supported.  Do not define if restrict is
-   supported directly.  */
-#cmakedefine restrict @restrict@
-/* Work around a bug in Sun C++: it does not support _Restrict or
-   __restrict__, even though the corresponding Sun C compiler ends up with
-   "#define restrict _Restrict" or "#define restrict __restrict__" in the
-   previous line.  Perhaps some future version of Sun C++ will work with
-   restrict; if so, hopefully it defines __RESTRICT like Sun C does.  */
-#if defined __SUNPRO_CC && !defined __RESTRICT
-# define _Restrict
-# define __restrict__
-#endif
-
 /* Define to `unsigned int' if <sys/types.h> does not define. */
 #cmakedefine size_t unsigned int
 
@@ -306,4 +292,4 @@
 /* Define as `fork' if `vfork' does not work. */
 #cmakedefine vfork
 
-#endif
\ No newline at end of file
+#endif
diff --git a/cmake/configure.cmake b/cmake/configure.cmake
index dc376dd2..693b1e57 100644
--- a/cmake/configure.cmake
+++ b/cmake/configure.cmake
@@ -149,15 +149,6 @@ set(VERSION ${PACKAGE_VERSION})
 # TODO Assume we got inline support
 # https://cmake.org/Wiki/CMakeTestInline
 
-# Define to the equivalent of the C99 'restrict' keyword, or to
-# nothing if this is not supported.  Do not define if restrict is
-# supported directly.
-#define restrict __restrict
-if (NOT "c_restrict" IN_LIST CMAKE_C_COMPILE_FEATURES)
-    message("No restrict")
-    set(restrict __restrict)
-endif ()
-
 # Define to `int' if <sys/types.h> does not define.
 # undef pid_t
 # Define to the type of an unsigned integer type of width exactly 16 bits if
@@ -197,4 +188,4 @@ endif ()
 # Define as `fork' if `vfork' does not work.
 if (NOT HAVE_WORKING_VFORK)
     set(vfork fork)
-endif ()
\ No newline at end of file
+endif ()
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 0e8b762f..c9aae696 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -24,6 +24,7 @@ set(SS_PLUGIN_SOURCE
         )
 
 set(SS_SHARED_SOURCES
+        ppbloom.c
         utils.c
         jconf.c
         json.c
@@ -96,8 +97,11 @@ find_library(LIBEV_SHARED ev)
 find_library(LIBUDNS_SHARED udns)
 find_library(LIBPCRE_SHARED pcre)
 
-list(APPEND DEPS ${LIBEV} ${LIBUDNS} ${LIBPCRE} ${LIBSODIUM} ${LIBMBEDTLS} ${LIBMBEDCRYPTO})
-list(APPEND DEPS_SHARED ${LIBEV_SHARED} ${LIBUDNS_SHARED} ${LIBPCRE_SHARED} ${LIBSODIUM_SHARED} ${LIBMBEDTLS_SHARED} ${LIBMBEDCRYPTO_SHARED})
+list(APPEND DEPS bloom m ${LIBEV} ${LIBUDNS} ${LIBPCRE} ${LIBSODIUM} ${LIBMBEDTLS} ${LIBMBEDCRYPTO})
+list(APPEND DEPS_SHARED bloom-shared m ${LIBEV_SHARED} ${LIBUDNS_SHARED} ${LIBPCRE_SHARED} ${LIBSODIUM_SHARED}
+${LIBMBEDTLS_SHARED} ${LIBMBEDCRYPTO_SHARED})
+
+find_package (Threads)
 
 # Add our targets
 add_executable(ss-server ${SS_SERVER_SOURCE})
@@ -121,7 +125,7 @@ target_compile_definitions(shadowsocks-libev PUBLIC -DMODULE_LOCAL)
 
 target_link_libraries(ss-server cork ipset ${DEPS})
 target_link_libraries(ss-tunnel cork ${DEPS})
-target_link_libraries(ss-manager cork ${LIBEV} ${LIBUDNS})
+target_link_libraries(ss-manager m bloom cork ${LIBEV} ${LIBUDNS})
 target_link_libraries(ss-local cork ipset ${DEPS})
 target_link_libraries(ss-redir cork ipset ${DEPS})
 target_link_libraries(shadowsocks-libev cork ipset ${DEPS})
@@ -148,12 +152,11 @@ target_compile_definitions(shadowsocks-libev-shared PUBLIC -DMODULE_LOCAL)
 
 target_link_libraries(ss-server-shared cork-shared ipset-shared ${DEPS_SHARED})
 target_link_libraries(ss-tunnel-shared cork-shared ${DEPS_SHARED})
-target_link_libraries(ss-manager-shared cork-shared ${LIBEV_SHARED} ${LIBUDNS_SHARED})
+target_link_libraries(ss-manager-shared m bloom-shared cork-shared ${CMAKE_THREAD_LIBS_INIT} ${LIBEV_SHARED} ${LIBUDNS_SHARED})
 target_link_libraries(ss-local-shared cork-shared ipset-shared ${DEPS_SHARED})
 target_link_libraries(ss-redir-shared cork-shared ipset-shared ${DEPS_SHARED})
 target_link_libraries(shadowsocks-libev-shared cork-shared ipset-shared ${DEPS_SHARED})
 
-
 set_target_properties(ss-server-shared PROPERTIES OUTPUT_NAME ss-server)
 set_target_properties(ss-tunnel-shared PROPERTIES OUTPUT_NAME ss-tunnel)
 set_target_properties(ss-manager-shared PROPERTIES OUTPUT_NAME ss-manager)
@@ -170,12 +173,6 @@ target_compile_definitions(shadowsocks-libev-shared PUBLIC -DMODULE_LOCAL)
 target_link_libraries(shadowsocks-libev-shared cork-shared ipset-shared ${DEPS_SHARED})
 
 
-#install(DIRECTORY DESTINATION ${CMAKE_RUNTIME_OUTPUT_DIRECTORY})
-#install(TARGETS ss-server RUNTIME DESTINATION bin)
-#install(TARGETS ss-tunnel RUNTIME DESTINATION bin)
-#install(TARGETS ss-manager RUNTIME DESTINATION bin)
-#install(TARGETS ss-local RUNTIME DESTINATION bin)
-
 install(DIRECTORY ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
         DESTINATION bin
         FILES_MATCHING PATTERN "ss-*")
@@ -185,4 +182,4 @@ add_custom_target(distclean
         COMMAND ${CMAKE_COMMAND} -E echo WARNING: distclean target is not functional
         COMMAND ${CMAKE_COMMAND} -E echo Use 'git clean -fdx' instead
         VERBATIM
-        )
\ No newline at end of file
+        )