mirror of https://github.com/LeOS-GSI/LeOS-Genesis
409 lines
12 KiB
CMake
409 lines
12 KiB
CMake
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cmake_minimum_required(VERSION 2.8)
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project(BADVPN C)
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set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/modules")
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include(TestBigEndian)
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include(CheckIncludeFiles)
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include(CheckSymbolExists)
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include(CheckTypeSize)
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set(BUILD_COMPONENTS)
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macro (build_switch name text default)
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if (BUILD_NOTHING_BY_DEFAULT)
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option(BUILD_${name} "${text}" OFF)
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else ()
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option(BUILD_${name} "${text}" "${default}")
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endif ()
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list(APPEND BUILD_COMPONENTS "${name}")
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endmacro ()
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# detect Emscripten
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if (CMAKE_C_COMPILER MATCHES "/emcc$")
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set(EMSCRIPTEN ON)
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else ()
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set(EMSCRIPTEN OFF)
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endif ()
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if (EMSCRIPTEN)
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set(ON_IF_NOT_EMSCRIPTEN OFF)
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else ()
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set(ON_IF_NOT_EMSCRIPTEN ON)
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endif()
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if (CMAKE_SYSTEM_NAME STREQUAL "Linux" AND NOT EMSCRIPTEN)
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set(ON_IF_LINUX ON)
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else ()
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set(ON_IF_LINUX OFF)
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endif()
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if (CMAKE_SYSTEM_NAME STREQUAL "Linux" OR EMSCRIPTEN)
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set(ON_IF_LINUX_OR_EMSCRIPTEN ON)
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else ()
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set(ON_IF_LINUX_OR_EMSCRIPTEN OFF)
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endif ()
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# define build defaults
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build_switch(EXAMPLES "build example programs" ON)
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build_switch(TESTS "build some other example programs" ON)
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build_switch(SERVER "build badvpn-server" ${ON_IF_NOT_EMSCRIPTEN})
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build_switch(CLIENT "build badvpn-client" ${ON_IF_NOT_EMSCRIPTEN})
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build_switch(FLOODER "build badvpn-flooder" ${ON_IF_NOT_EMSCRIPTEN})
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build_switch(TUN2SOCKS "build badvpn-tun2socks" ${ON_IF_NOT_EMSCRIPTEN})
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build_switch(UDPGW "build badvpn-udpgw" ${ON_IF_NOT_EMSCRIPTEN})
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build_switch(NCD "build badvpn-ncd" ${ON_IF_LINUX_OR_EMSCRIPTEN})
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build_switch(TUNCTL "build badvpn-tunctl" ${ON_IF_LINUX})
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build_switch(DOSTEST "build dostest-server and dostest-attacker" OFF)
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if (BUILD_NCD AND NOT (CMAKE_SYSTEM_NAME STREQUAL "Linux"))
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message(FATAL_ERROR "NCD is only available on Linux")
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endif ()
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if (BUILD_CLIENT OR BUILD_SERVER)
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find_package(OpenSSL REQUIRED)
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set(LIBCRYPTO_INCLUDE_DIRS "${OpenSSL_INCLUDE_DIRS}")
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set(LIBCRYPTO_LIBRARY_DIRS "${OpenSSL_LIBRARY_DIRS}")
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set(LIBCRYPTO_LIBRARIES "${OpenSSL_LIBRARIES}")
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endif ()
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if (BUILD_SERVER OR BUILD_CLIENT OR BUILD_FLOODER)
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find_package(NSPR REQUIRED)
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find_package(NSS REQUIRED)
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endif ()
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# choose reactor
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if (DEFINED BREACTOR_BACKEND)
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if (NOT (BREACTOR_BACKEND STREQUAL "badvpn" OR BREACTOR_BACKEND STREQUAL "glib"))
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message(FATAL_ERROR "unknown reactor backend specified")
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endif ()
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else ()
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if (EMSCRIPTEN)
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set(BREACTOR_BACKEND "emscripten")
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else ()
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set(BREACTOR_BACKEND "badvpn")
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endif ()
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endif ()
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if (BREACTOR_BACKEND STREQUAL "badvpn")
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add_definitions(-DBADVPN_BREACTOR_BADVPN)
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elseif (BREACTOR_BACKEND STREQUAL "glib")
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if (NOT (CMAKE_SYSTEM_NAME STREQUAL "Linux"))
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message(FATAL_ERROR "GLib reactor backend is only available on Linux")
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endif ()
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find_package(GLIB2 REQUIRED)
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add_definitions(-DBADVPN_BREACTOR_GLIB)
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elseif (BREACTOR_BACKEND STREQUAL "emscripten")
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add_definitions(-DBADVPN_BREACTOR_EMSCRIPTEN)
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endif ()
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include_directories(
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${CMAKE_CURRENT_SOURCE_DIR}
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${LIBCRYPTO_INCLUDE_DIRS}
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${NSPR_INCLUDE_DIRS}
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${NSS_INCLUDE_DIRS}
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${GLIB2_INCLUDE_DIR}
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lwip/custom
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lwip/src/include
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lwip/src/include/ipv4
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lwip/src/include/ipv6
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)
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link_directories(
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${LIBCRYPTO_LIBRARY_DIRS}
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${NSPR_LIBRARY_DIRS}
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${NSS_LIBRARY_DIRS}
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)
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test_big_endian(BIG_ENDIAN)
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check_type_size(int INT_SIZE)
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if (NOT (INT_SIZE GREATER "3"))
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message(FATAL_ERROR "int must be at least 32 bits")
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endif ()
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check_type_size(size_t SIZE_SIZE)
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if (NOT (SIZE_SIZE GREATER INT_SIZE OR SIZE_SIZE EQUAL INT_SIZE))
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message(FATAL_ERROR "size_t must be greater or equal than int")
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endif ()
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if (MSVC)
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add_definitions(/TP -D_CRT_SECURE_NO_WARNINGS /wd4065 /wd4018 /wd4533 /wd4244 /wd4102)
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else ()
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add_definitions(-std=gnu99 -Wall -Wno-unused-value -Wno-parentheses -Wno-switch -Wredundant-decls)
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if (NOT CMAKE_C_COMPILER_ID STREQUAL "PathScale")
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add_definitions(-Werror=implicit-function-declaration -Wno-switch-enum -Wno-unused-function
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-Wstrict-aliasing)
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endif ()
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if (CMAKE_C_COMPILER_ID MATCHES "^Clang")
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add_definitions(-Wno-initializer-overrides -Wno-tautological-constant-out-of-range-compare)
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endif ()
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endif ()
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# platform-specific stuff
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if (WIN32)
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add_definitions(-DBADVPN_USE_WINAPI -D_WIN32_WINNT=0x600 -DWIN32_LEAN_AND_MEAN)
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add_definitions(-DBADVPN_THREAD_SAFE=0)
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set(CMAKE_REQUIRED_DEFINITIONS "-D_WIN32_WINNT=0x600")
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check_symbol_exists(WSAID_WSASENDMSG "winsock2.h;mswsock.h" HAVE_MSW_1)
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check_symbol_exists(WSAID_WSARECVMSG "winsock2.h;mswsock.h" HAVE_MSW_2)
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check_symbol_exists(WSAID_ACCEPTEX "winsock2.h;mswsock.h" HAVE_MSW_3)
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check_symbol_exists(WSAID_GETACCEPTEXSOCKADDRS "winsock2.h;mswsock.h" HAVE_MSW_4)
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check_symbol_exists(WSAID_CONNECTEX "winsock2.h;mswsock.h" HAVE_MSW_5)
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set(CMAKE_REQUIRED_DEFINITIONS "")
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if (NOT (HAVE_MSW_1 AND HAVE_MSW_2 AND HAVE_MSW_3 AND HAVE_MSW_4 AND HAVE_MSW_5))
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add_definitions(-DBADVPN_USE_SHIPPED_MSWSOCK)
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check_type_size(WSAMSG HAVE_WSAMSG)
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if (NOT HAVE_WSAMSG)
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add_definitions(-DBADVPN_SHIPPED_MSWSOCK_DECLARE_WSAMSG)
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endif ()
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endif ()
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else ()
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set(BADVPN_THREADWORK_USE_PTHREAD 1)
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add_definitions(-DBADVPN_THREADWORK_USE_PTHREAD)
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add_definitions(-DBADVPN_THREAD_SAFE=1)
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link_libraries(rt)
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if (EMSCRIPTEN)
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add_definitions(-DBADVPN_EMSCRIPTEN)
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add_definitions(-DBADVPN_NO_PROCESS -DBADVPN_NO_UDEV -DBADVPN_NO_RANDOM)
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elseif (CMAKE_SYSTEM_NAME STREQUAL "Linux")
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add_definitions(-DBADVPN_LINUX)
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check_include_files(sys/signalfd.h HAVE_SYS_SIGNALFD_H)
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if (HAVE_SYS_SIGNALFD_H)
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add_definitions(-DBADVPN_USE_SIGNALFD)
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else ()
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add_definitions(-DBADVPN_USE_SELFPIPE)
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endif ()
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check_include_files(sys/epoll.h HAVE_SYS_EPOLL_H)
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if (HAVE_SYS_EPOLL_H)
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add_definitions(-DBADVPN_USE_EPOLL)
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else ()
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add_definitions(-DBADVPN_USE_POLL)
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endif ()
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check_include_files(linux/rfkill.h HAVE_LINUX_RFKILL_H)
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if (HAVE_LINUX_RFKILL_H)
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add_definitions(-DBADVPN_USE_LINUX_RFKILL)
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set(BADVPN_USE_LINUX_RFKILL 1)
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endif ()
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check_include_files(linux/input.h HAVE_LINUX_INPUT_H)
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if (HAVE_LINUX_INPUT_H)
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add_definitions(-DBADVPN_USE_LINUX_INPUT)
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set(BADVPN_USE_LINUX_INPUT 1)
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endif ()
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check_include_files(sys/inotify.h HAVE_SYS_INOTIFY_H)
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if (HAVE_SYS_INOTIFY_H)
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add_definitions(-DBADVPN_USE_INOTIFY)
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set(BADVPN_USE_INOTIFY 1)
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endif ()
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elseif (CMAKE_SYSTEM_NAME MATCHES "FreeBSD")
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add_definitions(-DBADVPN_FREEBSD)
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check_symbol_exists(kqueue "sys/types.h;sys/event.h;sys/time.h" HAVE_KQUEUE)
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if (NOT HAVE_KQUEUE)
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message(FATAL_ERROR "kqueue is required")
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endif ()
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add_definitions(-DBADVPN_USE_KEVENT)
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endif ()
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if (NOT DEFINED BADVPN_WITHOUT_CRYPTODEV)
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check_include_files(crypto/cryptodev.h HAVE_CRYPTO_CRYPTODEV_H)
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if (HAVE_CRYPTO_CRYPTODEV_H)
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add_definitions(-DBADVPN_USE_CRYPTODEV)
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elseif (DEFINED BADVPN_WITH_CRYPTODEV)
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message(FATAL_ERROR "crypto/cryptodev.h not found")
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endif ()
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endif ()
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endif ()
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# check for syslog
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check_include_files(syslog.h HAVE_SYSLOG_H)
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if (HAVE_SYSLOG_H)
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add_definitions(-DBADVPN_USE_SYSLOG)
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endif ()
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# add preprocessor definitions
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if (BIG_ENDIAN)
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add_definitions(-DBADVPN_BIG_ENDIAN)
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else ()
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add_definitions(-DBADVPN_LITTLE_ENDIAN)
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endif ()
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# install man pages
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install(
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FILES badvpn.7
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DESTINATION share/man/man7
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)
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# reset variables indicating whether we're building various libraries,
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# and set them in the respective CMakeLists files. This is used to disable
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# building examples and tests which require libraries that are not available.
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set(BUILDING_SECURITY 0)
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set(BUILDING_DHCPCLIENT 0)
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set(BUILDING_ARPPROBE 0)
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set(BUILDING_BKIO 0)
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set(BUILDING_PREDICATE 0)
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set(BUILDING_UDEVMONITOR 0)
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set(BUILDING_THREADWORK 0)
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set(BUILDING_RANDOM 0)
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# Used to register an internal library.
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# This will also add a library with the -plugin suffix, which is useful
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# for use by dynamic libraries (e.g. NCD modules):
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# - If BUILD_SHARED_LIBS is off (default), the libraries ${LIB_NAME} and ${LIB_NAME}-plugin
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# are built separately. Both are static libraries but the -plugin variant is build as position
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# independent code, so it can be (statically) linked into dynamic libraries.
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# - If BUILD_SHARED_LIBS is on, only ${LIB_NAME} is built, as a shared library.
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# The ${LIB_NAME}-plugin target is set up as an alias to ${LIB_NAME}.
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function(badvpn_add_library LIB_NAME LINK_BADVPN_LIBS LINK_SYS_LIBS LIB_SOURCES)
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set(BADVPN_LIBS_EXEC)
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set(BADVPN_LIBS_PLUGIN)
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foreach(LIB ${LINK_BADVPN_LIBS})
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list(APPEND BADVPN_LIBS_EXEC "${LIB}")
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list(APPEND BADVPN_LIBS_PLUGIN "${LIB}-plugin")
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endforeach()
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add_library("${LIB_NAME}" ${LIB_SOURCES})
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target_link_libraries("${LIB_NAME}" ${BADVPN_LIBS_EXEC} ${LINK_SYS_LIBS})
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set_target_properties("${LIB_NAME}" PROPERTIES OUTPUT_NAME "badvpn-${LIB_NAME}")
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if (BUILD_SHARED_LIBS)
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add_library("${LIB_NAME}-plugin" ALIAS "${LIB_NAME}")
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else ()
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add_library("${LIB_NAME}-plugin" STATIC ${LIB_SOURCES})
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target_link_libraries("${LIB_NAME}-plugin" ${BADVPN_LIBS_PLUGIN} ${LINK_SYS_LIBS})
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set_target_properties("${LIB_NAME}-plugin" PROPERTIES OUTPUT_NAME "badvpn-${LIB_NAME}-plugin")
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set_target_properties("${LIB_NAME}-plugin" PROPERTIES POSITION_INDEPENDENT_CODE YES)
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set_target_properties("${LIB_NAME}-plugin" PROPERTIES COMPILE_FLAGS "-fvisibility=hidden -DBADVPN_PLUGIN")
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endif()
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endfunction()
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# internal libraries
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add_subdirectory(base)
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add_subdirectory(system)
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add_subdirectory(flow)
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add_subdirectory(flowextra)
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if (OpenSSL_FOUND)
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set(BUILDING_SECURITY 1)
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add_subdirectory(security)
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endif ()
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if (NSS_FOUND)
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add_subdirectory(nspr_support)
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endif ()
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if (BUILD_CLIENT OR BUILDING_SECURITY)
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set(BUILDING_THREADWORK 1)
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add_subdirectory(threadwork)
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endif ()
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if (BUILD_CLIENT OR BUILD_TUN2SOCKS)
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add_subdirectory(tuntap)
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endif ()
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if (BUILD_SERVER)
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set(BUILDING_PREDICATE 1)
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add_subdirectory(predicate)
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endif ()
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if (BUILD_CLIENT OR BUILD_FLOODER)
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add_subdirectory(server_connection)
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endif ()
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if (BUILD_NCD AND NOT EMSCRIPTEN)
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set(BUILDING_DHCPCLIENT 1)
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set(BUILDING_ARPPROBE 1)
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set(BUILDING_UDEVMONITOR 1)
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set(BUILDING_RANDOM 1)
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add_subdirectory(stringmap)
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add_subdirectory(udevmonitor)
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add_subdirectory(dhcpclient)
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add_subdirectory(arpprobe)
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add_subdirectory(random)
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endif ()
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if (BUILD_TUN2SOCKS)
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add_subdirectory(socksclient)
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add_subdirectory(udpgw_client)
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||
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|
add_subdirectory(lwip)
|
||
|
|
endif ()
|
||
|
|
if (BUILD_TUNCTL)
|
||
|
|
add_subdirectory(tunctl)
|
||
|
|
endif ()
|
||
|
|
|
||
|
|
# example programs
|
||
|
|
if (BUILD_EXAMPLES)
|
||
|
|
add_subdirectory(examples)
|
||
|
|
endif ()
|
||
|
|
|
||
|
|
# tests
|
||
|
|
if (BUILD_TESTS)
|
||
|
|
add_subdirectory(tests)
|
||
|
|
endif ()
|
||
|
|
|
||
|
|
# server
|
||
|
|
if (BUILD_SERVER)
|
||
|
|
add_subdirectory(server)
|
||
|
|
endif ()
|
||
|
|
|
||
|
|
# client
|
||
|
|
if (BUILD_CLIENT)
|
||
|
|
add_subdirectory(client)
|
||
|
|
endif ()
|
||
|
|
|
||
|
|
# flooder
|
||
|
|
if (BUILD_FLOODER)
|
||
|
|
add_subdirectory(flooder)
|
||
|
|
endif ()
|
||
|
|
|
||
|
|
# tun2socks
|
||
|
|
if (BUILD_TUN2SOCKS)
|
||
|
|
add_subdirectory(tun2socks)
|
||
|
|
endif ()
|
||
|
|
|
||
|
|
# udpgw
|
||
|
|
if (BUILD_UDPGW)
|
||
|
|
add_subdirectory(udpgw)
|
||
|
|
endif ()
|
||
|
|
|
||
|
|
# ncd
|
||
|
|
if (BUILD_NCD)
|
||
|
|
add_subdirectory(ncd)
|
||
|
|
if (NOT EMSCRIPTEN)
|
||
|
|
add_subdirectory(ncd-request)
|
||
|
|
endif ()
|
||
|
|
endif ()
|
||
|
|
|
||
|
|
# dostest
|
||
|
|
if (BUILD_DOSTEST)
|
||
|
|
add_subdirectory(dostest)
|
||
|
|
endif ()
|
||
|
|
|
||
|
|
message(STATUS "Building components:")
|
||
|
|
|
||
|
|
# print what we're building and what not
|
||
|
|
foreach (name ${BUILD_COMPONENTS})
|
||
|
|
# to lower name
|
||
|
|
string(TOLOWER "${name}" name_withspaces)
|
||
|
|
|
||
|
|
# append spaces to name
|
||
|
|
#while (TRUE)
|
||
|
|
# string(LENGTH "${name_withspaces}" length)
|
||
|
|
# if (NOT (length LESS 12))
|
||
|
|
# break()
|
||
|
|
# endif ()
|
||
|
|
# set(name_withspaces "${name_withspaces} ")
|
||
|
|
#endwhile ()
|
||
|
|
|
||
|
|
# determine if we're building
|
||
|
|
if (BUILD_${name})
|
||
|
|
set(building "yes")
|
||
|
|
else ()
|
||
|
|
set(building "no")
|
||
|
|
endif ()
|
||
|
|
|
||
|
|
message(STATUS " ${name_withspaces} ${building}")
|
||
|
|
endforeach ()
|