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get_filename_component(CURRENT_SOURCE_PARENT_DIR
${CMAKE_CURRENT_SOURCE_DIR} DIRECTORY)
get_filename_component(CURRENT_BINARY_PARENT_DIR
${CMAKE_CURRENT_BINARY_DIR} DIRECTORY)
include_directories(${CMAKE_CURRENT_SOURCE_DIR})
include_directories(${CMAKE_CURRENT_BINARY_DIR})
include_directories(${CURRENT_SOURCE_PARENT_DIR})
include_directories(${CURRENT_BINARY_PARENT_DIR})
include_directories(${CMAKE_SOURCE_DIR}/include)
include_directories(${CMAKE_BINARY_DIR}/include)
find_path(NETMAP_C_INCLUDE_DIR
net/netmap_user.h
HINTS /usr/include /usr/local/include)
mark_as_advanced(NETMAP_C_INCLUDE_DIR)
# Check for raw sockets
if (CMAKE_SYSTEM_NAME STREQUAL "Linux")
set(DISABLE_RAW_SOCKETS FALSE CACHE BOOL
"Disable raw socket support for Ethernet IPCPs")
if (NOT DISABLE_RAW_SOCKETS)
message(STATUS "Raw socket support for Ethernet IPCPs enabled")
set(HAVE_RAW_SOCKETS TRUE PARENT_SCOPE)
set(HAVE_RAW_SOCKETS TRUE)
set(HAVE_ETH TRUE)
else ()
message(STATUS "Raw socket support for Ethernet IPCPs disabled by user")
unset(HAVE_RAW_SOCKETS PARENT_SCOPE)
unset(HAVE_RAW_SOCKETS)
endif ()
endif ()
# Check for BPF
if (NOT CMAKE_SYSTEM_NAME STREQUAL "Linux")
find_path(BPF_C_INCLUDE_DIR
net/bpf.h
HINTS /usr/include /usr/local/include)
mark_as_advanced(BPF_C_INCLUDE_DIR)
if (BPF_C_INCLUDE_DIR)
set(DISABLE_BPF FALSE CACHE BOOL
"Disable Berkeley Packet Filter support for Ethernet IPCPs")
if (NOT DISABLE_BPF)
message(STATUS "Berkeley Packet Filter support "
"for Ethernet IPCPs enabled")
set(HAVE_BPF TRUE PARENT_SCOPE)
set(HAVE_BPF TRUE)
set(HAVE_ETH TRUE)
else ()
message(STATUS "Berkeley Packet Filter support "
"for Ethernet IPCPs disabled by user")
unset(HAVE_BPF PARENT_SCOPE)
unset(HAVE_BPF)
endif ()
endif ()
endif ()
# Check for netmap exclusively
if (NOT HAVE_RAW_SOCKETS AND NOT HAVE_BPF AND NETMAP_C_INCLUDE_DIR)
set(DISABLE_NETMAP FALSE CACHE BOOL
"Disable netmap support for ETH IPCPs")
if (NOT DISABLE_NETMAP)
message(STATUS "Netmap support for Ethernet IPCPs enabled")
test_and_set_c_compiler_flag_global(-std=c99)
set(HAVE_NETMAP TRUE PARENT_SCOPE)
set(HAVE_ETH TRUE)
else ()
message(STATUS "Netmap support for Ethernet IPCPs disabled by user")
unset(HAVE_NETMAP PARENT_SCOPE)
endif ()
endif ()
if (HAVE_ETH)
message(STATUS "Supported raw packet API found, building eth-llc and eth-dix")
set(IPCP_ETH_RD_THR 1 CACHE STRING
"Number of reader threads in Ethernet IPCP")
set(IPCP_ETH_WR_THR 1 CACHE STRING
"Number of writer threads in Ethernet IPCP")
set(IPCP_ETH_QDISC_BYPASS false CACHE BOOL
"Bypass the Qdisc in the kernel when using raw sockets")
set(IPCP_ETH_LO_MTU 1500 CACHE STRING
"Restrict Ethernet MTU over loopback interfaces")
set(ETH_LLC_SOURCES
# Add source files here
${CMAKE_CURRENT_SOURCE_DIR}/llc.c
)
set(ETH_DIX_SOURCES
# Add source files here
${CMAKE_CURRENT_SOURCE_DIR}/dix.c
)
set(IPCP_ETH_LLC_TARGET ipcpd-eth-llc CACHE INTERNAL "")
set(IPCP_ETH_DIX_TARGET ipcpd-eth-dix CACHE INTERNAL "")
add_executable(ipcpd-eth-llc ${ETH_LLC_SOURCES} ${IPCP_SOURCES})
add_executable(ipcpd-eth-dix ${ETH_DIX_SOURCES} ${IPCP_SOURCES})
if (HAVE_BPF AND NOT APPLE)
target_include_directories(ipcpd-eth-llc PUBLIC ${BPF_C_INCLUDE_DIR})
target_include_directories(ipcpd-eth-dix PUBLIC ${BPF_C_INCLUDE_DIR})
endif ()
if (HAVE_NETMAP AND NOT APPLE)
target_include_directories(ipcpd-eth-llc PUBLIC
${NETMAP_C_INCLUDE_DIR})
target_include_directories(ipcpd-eth-dix PUBLIC
${NETMAP_C_INCLUDE_DIR})
endif ()
target_link_libraries(ipcpd-eth-llc LINK_PUBLIC ouroboros-dev)
target_link_libraries(ipcpd-eth-dix LINK_PUBLIC ouroboros-dev)
include(AddCompileFlags)
if (CMAKE_BUILD_TYPE MATCHES "Debug*")
add_compile_flags(ipcpd-eth-llc -DCONFIG_OUROBOROS_DEBUG)
add_compile_flags(ipcpd-eth-dix -DCONFIG_OUROBOROS_DEBUG)
endif ()
install(TARGETS ipcpd-eth-llc ipcpd-eth-dix RUNTIME DESTINATION
${CMAKE_INSTALL_SBINDIR})
endif ()
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