blob: 6009c3a99f932b1c7404be4bf0fee0f4bee60ffe [file] [log] [blame]
cmake_minimum_required(VERSION 2.8.6)
#
# Apple doesn't build with an install_name starting with @rpath, and
# neither do we with autotools; don't do so with CMake, either, and
# suppress warnings about that.
#
if(POLICY CMP0042)
cmake_policy(SET CMP0042 OLD)
endif()
set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake)
project(pcap)
#
# Call the library "wpcap" on Windows, for backwards compatibility.
#
if(WIN32)
set(LIBRARY_NAME wpcap)
else()
set(LIBRARY_NAME pcap)
endif()
###################################################################
# Parameters
###################################################################
option(INET6 "Enable IPv6" ON)
if(WIN32)
option(USE_STATIC_RT "Use static Runtime" ON)
endif(WIN32)
option(BUILD_SHARED_LIBS "Build shared libraries" ON)
if(WIN32)
set(PACKET_DLL_DIR "" CACHE PATH "Path to directory with include and lib subdirectories for packet.dll")
endif(WIN32)
# To pacify those who hate the protochain instruction
option(NO_PROTOCHAIN "Disable protochain instruction" OFF)
#
# Start out with the capture mechanism type unspecified; the user
# can explicitly specify it and, if they don't, we'll pick an
# appropriate one.
#
set(PCAP_TYPE "" CACHE STRING "Packet capture type")
#
# Default to having remote capture support on Windows and, for now, to
# not having it on UN*X.
#
if(WIN32)
option(ENABLE_REMOTE "Enable remote capture" ON)
else()
option(ENABLE_REMOTE "Enable remote capture" OFF)
endif(WIN32)
if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
option(PCAP_SUPPORT_PACKET_RING "Enable Linux packet ring support" ON)
option(BUILD_WITH_LIBNL "Build with libnl" ON)
endif()
#
# Additional capture modules.
#
option(DISABLE_USB "Disable USB sniffing support" OFF)
option(DISABLE_BLUETOOTH "Disable Bluetooth sniffing support" OFF)
option(DISABLE_NETMAP "Disable netmap support" OFF)
#
# We don't support D-Bus sniffing on macOS; see
#
# https://bugs.freedesktop.org/show_bug.cgi?id=74029
#
if(APPLE)
option(DISABLE_DBUS "Disable D-Bus sniffing support" ON)
else(APPLE)
option(DISABLE_DBUS "Disable D-Bus sniffing support" OFF)
endif(APPLE)
option(DISABLE_RDMA "Disable RDMA sniffing support" OFF)
option(DISABLE_DAG "Disable DAG card support" OFF)
option(DISABLE_SEPTEL "Disable Septel card support" OFF)
set(SEPTEL_ROOT "${CMAKE_SOURCE_DIR}/../septel" CACHE PATH "Path to directory with include and lib subdirectories for Septel API")
option(DISABLE_SNF "Disable Myricom SNF support" OFF)
set(SNF_ROOT "/opt/snf" CACHE PATH "Path to directory with include and lib subdirectories for Myricom Sniffer API")
option(DISABLE_TURBOCAP "Disable Riverbed TurboCap support" OFF)
set(TURBOCAP_ROOT "" CACHE PATH "Path to directory with include and lib subdirectories for Riverbed TurboCap API")
#
# Debugging options.
#
option(BDEBUG "Build optimizer debugging code" OFF)
option(YYDEBUG "Build parser debugging code" OFF)
###################################################################
# Versioning
###################################################################
# Get, parse, format and set pcap's version string from [pcap_root]/VERSION
# for later use.
# Get MAJOR, MINOR, PATCH & SUFFIX
file(STRINGS ${pcap_SOURCE_DIR}/VERSION
PACKAGE_VERSION
LIMIT_COUNT 1 # Read only the first line
)
# Get "just" MAJOR
string(REGEX MATCH "^([0-9]+)" PACKAGE_VERSION_MAJOR "${PACKAGE_VERSION}")
# Get MAJOR, MINOR & PATCH
string(REGEX MATCH "^([0-9]+.)?([0-9]+.)?([0-9]+)" PACKAGE_VERSION_NOSUFFIX "${PACKAGE_VERSION}")
if(WIN32)
# Convert PCAP_VERSION_NOSUFFIX to Windows preferred version format
string(REPLACE "." "," PACKAGE_VERSION_PREDLL ${PACKAGE_VERSION_NOSUFFIX})
# Append NANO (used for Windows internal versioning) to PCAP_VERSION_PREDLL
# 0 means unused.
set(PACKAGE_VERSION_DLL "${PACKAGE_VERSION_PREDLL},0")
endif(WIN32)
set(PACKAGE_NAME "${LIBRARY_NAME}")
set(PACKAGE_STRING "${LIBRARY_NAME} ${PACKAGE_VERSION}")
######################################
# Project settings
######################################
add_definitions(-DHAVE_CONFIG_H)
include_directories(
${CMAKE_CURRENT_BINARY_DIR}
${pcap_SOURCE_DIR}
)
include(CheckFunctionExists)
include(CMakePushCheckState)
if(WIN32)
if(IS_DIRECTORY ${CMAKE_HOME_DIRECTORY}/../../Common)
include_directories(${CMAKE_HOME_DIRECTORY}/../../Common)
endif(IS_DIRECTORY ${CMAKE_HOME_DIRECTORY}/../../Common)
find_package(Packet)
if(PACKET_FOUND)
set(HAVE_PACKET32 TRUE)
include_directories(${PACKET_INCLUDE_DIR})
#
# Check whether we have the NPcap PacketIsLoopbackAdapter()
# function.
#
cmake_push_check_state()
set(CMAKE_REQUIRED_LIBRARIES ${PACKET_LIBRARY})
check_function_exists(PacketIsLoopbackAdapter HAVE_PACKET_IS_LOOPBACK_ADAPTER)
cmake_pop_check_state()
endif(PACKET_FOUND)
endif(WIN32)
add_definitions(-DBUILDING_PCAP)
if(MSVC)
add_definitions(-D__STDC__)
add_definitions(-D_CRT_SECURE_NO_WARNINGS)
add_definitions("-D_U_=")
elseif(CMAKE_COMPILER_IS_GNUCXX)
add_definitions("-D_U_=__attribute__((unused))")
else(MSVC)
add_definitions("-D_U_=")
endif(MSVC)
if(USE_STATIC_RT)
message(STATUS "Use STATIC runtime")
if(MSVC)
foreach(RT_FLAG
CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO
CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE
CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO)
string(REGEX REPLACE "/MD" "/MT" ${RT_FLAG} "${${RT_FLAG}}")
endforeach(RT_FLAG)
elseif(MINGW)
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -static-libgcc")
endif()
else (USE_STATIC_RT)
message(STATUS "Use DYNAMIC runtime")
endif(USE_STATIC_RT)
###################################################################
# Detect available platform features
###################################################################
include(CheckIncludeFile)
include(CheckIncludeFiles)
include(CheckStructHasMember)
include(CheckTypeSize)
#
# Header files.
#
check_include_file(inttypes.h HAVE_INTTYPES_H)
check_include_file(stdint.h HAVE_STDINT_H)
check_include_file(unistd.h HAVE_UNISTD_H)
if(NOT HAVE_UNISTD_H)
add_definitions(-DYY_NO_UNISTD_H)
endif(NOT HAVE_UNISTD_H)
check_include_file(bitypes.h HAVE_SYS_BITYPES_H)
check_include_file(sys/ioccom.h HAVE_SYS_IOCCOM_H)
check_include_file(sys/sockio.h HAVE_SYS_SOCKIO_H)
check_include_file(sys/select.h HAVE_SYS_SELECT_H)
check_include_file(limits.h HAVE_LIMITS_H)
check_include_file(netpacket/packet.h HAVE_NETPACKET_PACKET_H)
check_include_file(net/pfvar.h HAVE_NET_PFVAR_H)
if(HAVE_NET_PFVAR_H)
#
# Check for various PF actions.
#
check_c_source_compiles(
"#include <sys/types.h>
#include <sys/socket.h>
#include <net/if.h>
#include <net/pfvar.h>
int
main(void)
{
return PF_NAT+PF_NONAT+PF_BINAT+PF_NOBINAT+PF_RDR+PF_NORDR;
}
"
HAVE_PF_NAT_THROUGH_PF_NORDR)
endif()
check_include_file(netinet/if_ether.h HAVE_NETINET_IF_ETHER_H)
if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
check_include_file(linux/sockios.h HAVE_LINUX_SOCKIOS_H)
#
# linux/if_bonding.h requires sys/socket.h.
#
check_include_files("sys/socket.h;linux/if_bonding.h" HAVE_LINUX_IF_BONDING_H)
endif()
#
# Functions.
#
check_function_exists(strerror HAVE_STRERROR)
check_function_exists(strlcpy HAVE_STRLCPY)
check_function_exists(strlcat HAVE_STRLCAT)
check_function_exists(snprintf HAVE_SNPRINTF)
check_function_exists(vsnprintf HAVE_VSNPRINTF)
check_function_exists(strtok_r HAVE_STRTOK_R)
#
# Find library needed for gethostbyname.
# NOTE: if you hand check_library_exists as its last argument a variable
# that's been set, it skips the test, so we need different variables.
#
include(CheckLibraryExists)
check_function_exists(gethostbyname STDLIBS_HAVE_GETHOSTBYNAME)
if(NOT STDLIBS_HAVE_GETHOSTBYNAME)
check_library_exists(nsl gethostbyname "" LIBNSL_HAS_GETHOSTBYNAME)
if(LIBNSL_HAS_GETHOSTBYNAME)
set(PCAP_LINK_LIBRARIES ${PCAP_LINK_LIBRARIES} nsl)
endif()
endif()
#
# Data types.
#
# XXX - there's no check_struct() macro that's like check_struct_has_member()
# except that it only checks for the existence of the structure type,
# so we use check_struct_has_member() and look for ss_family.
#
check_struct_has_member("struct sockaddr_storage" ss_family sys/socket.h HAVE_SOCKADDR_STORAGE)
set(CMAKE_EXTRA_INCLUDE_FILES unistd.h sys/socket.h)
check_type_size("socklen_t" SOCKLEN_T)
set(CMAKE_EXTRA_INCLUDE_FILES unistd.h)
#
# Structure fields.
#
check_struct_has_member("struct sockaddr" sa_len sys/socket.h HAVE_SOCKADDR_SA_LEN)
#
# Do we have ffs(), and is it declared in <strings.h>?
#
include(CheckSymbolExists)
check_function_exists(ether_hostton HAVE_FFS)
if(HAVE_FFS)
#
# OK, we have ffs(). Is it declared in <strings.h>?
#
# This test fails if we don't have <strings.h> or if we do
# but it doesn't declare ffs().
#
check_symbol_exists(ffs strings.h STRINGS_H_DECLARES_FFS)
endif()
#
# You are in a twisty little maze of UN*Xes, all different.
# Some might not have ether_hostton().
# Some might have it and declare it in <net/ethernet.h>.
# Some might have it and declare it in <netinet/ether.h>
# Some might have it and declare it in <sys/ethernet.h>.
# Some might have it and declare it in <arpa/inet.h>.
# Some might have it and declare it in <netinet/if_ether.h>.
# Some might have it and not declare it in any header file.
#
# Before you is a C compiler.
#
check_function_exists(ether_hostton HAVE_ETHER_HOSTTON)
if(HAVE_ETHER_HOSTTON)
#
# OK, we have ether_hostton(). Is it declared in <net/ethernet.h>?
#
# This test fails if we don't have <net/ethernet.h> or if we do
# but it doesn't declare ether_hostton().
#
check_symbol_exists(ether_hostton net/ethernet.h NET_ETHERNET_H_DECLARES_ETHER_HOSTTON)
if(NET_ETHERNET_H_DECLARES_ETHER_HOSTTON)
#
# Yes - we have it declared.
#
set(HAVE_DECL_ETHER_HOSTTON TRUE)
endif()
#
# Did that succeed?
#
if(NOT HAVE_DECL_ETHER_HOSTTON)
#
# No - how about <netinet/ether.h>, as on Linux?
#
# This test fails if we don't have <netinet/ether.h>
# or if we do but it doesn't declare ether_hostton().
#
check_symbol_exists(ether_hostton netinet/ether.h NETINET_ETHER_H_DECLARES_ETHER_HOSTTON)
if(NETINET_ETHER_H_DECLARES_ETHER_HOSTTON)
#
# Yes - we have it declared.
#
set(HAVE_DECL_ETHER_HOSTTON TRUE)
endif()
endif()
#
# Did that succeed?
#
if(NOT HAVE_DECL_ETHER_HOSTTON)
#
# No - how about <sys/ethernet.h>, as on Solaris 10 and later?
#
# This test fails if we don't have <sys/ethernet.h>
# or if we do but it doesn't declare ether_hostton().
#
check_symbol_exists(ether_hostton sys/ethernet.h SYS_ETHERNET_H_DECLARES_ETHER_HOSTTON)
if(SYS_ETHERNET_H_DECLARES_ETHER_HOSTTON)
#
# Yes - we have it declared.
#
set(HAVE_DECL_ETHER_HOSTTON TRUE)
endif()
endif()
#
# Did that succeed?
#
if(NOT HAVE_DECL_ETHER_HOSTTON)
#
# No, how about <arpa/inet.h>, as on AIX?
#
# This test fails if we don't have <arpa/inet.h>
# or if we do but it doesn't declare ether_hostton().
#
check_symbol_exists(ether_hostton arpa/inet.h ARPA_INET_H_DECLARES_ETHER_HOSTTON)
if(ARPA_INET_H_DECLARES_ETHER_HOSTTON)
#
# Yes - we have it declared.
#
set(HAVE_DECL_ETHER_HOSTTON TRUE)
endif()
endif()
#
# Did that succeed?
#
if(NOT HAVE_DECL_ETHER_HOSTTON)
#
# No, how about <netinet/if_ether.h>?
# On some platforms, it requires <net/if.h> and
# <netinet/in.h>, and we always include it with
# both of them, so test it with both of them.
#
# This test fails if we don't have <netinet/if_ether.h>
# and the headers we include before it, or if we do but
# <netinet/if_ether.h> doesn't declare ether_hostton().
#
check_symbol_exists(ether_hostton "sys/types.h;sys/socket.h;net/if.h;netinet/in.h;netinet/if_ether.h" NETINET_IF_ETHER_H_DECLARES_ETHER_HOSTTON)
if(NETINET_IF_ETHER_H_DECLARES_ETHER_HOSTTON)
#
# Yes - we have it declared.
#
set(HAVE_DECL_ETHER_HOSTTON TRUE)
endif()
endif()
#
# After all that, is ether_hostton() declared?
#
if(NOT HAVE_DECL_ETHER_HOSTTON)
#
# No, we'll have to declare it ourselves.
# Do we have "struct ether_addr" if we include<netinet/if_ether.h>?
#
check_struct_has_member("struct ether_addr" octet "sys/types.h;sys/socket.h;net/if.h;netinet/in.h;netinet/if_ether.h" HAVE_STRUCT_ETHER_ADDR)
endif()
endif()
#
# Large file support on UN*X, a/k/a LFS.
#
if(NOT WIN32)
include(FindLFS)
if(LFS_FOUND)
#
# Add the required #defines.
#
add_definitions(${LFS_DEFINITIONS})
endif()
#
# Check for fseeko as well.
#
include(FindFseeko)
if(FSEEKO_FOUND)
set(HAVE_FSEEKO ON)
#
# Add the required #defines.
#
add_definitions(${FSEEKO_DEFINITIONS})
endif()
endif()
if(INET6)
message(STATUS "Use IPv6")
endif(INET6)
######################################
# Input files
######################################
set(PROJECT_SOURCE_LIST_C
bpf_dump.c
bpf_image.c
etherent.c
gencode.c
nametoaddr.c
optimize.c
pcap-common.c
pcap.c
savefile.c
sf-pcap-ng.c
sf-pcap.c
bpf/net/bpf_filter.c
)
if(WIN32)
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} missing/win_snprintf.c)
else()
if(NOT HAVE_SNPRINTF)
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} missing/snprintf.c)
endif(NOT HAVE_SNPRINTF)
if(NOT HAVE_STRTOK_R)
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} missing/strtok_r.c)
endif(NOT HAVE_STRTOK_R)
endif(WIN32)
#
# Determine the main pcap-XXX.c file to use, and the libraries with
# which we need to link libpcap, if any.
#
if(WIN32)
#
# Windows; we need to link with WinSock2.
#
set(PCAP_LINK_LIBRARIES ws2_32)
#
# Has the user explicitly specified a capture type?
#
if(PCAP_TYPE STREQUAL "")
#
# The user didn't explicitly specify a capture mechanism.
# Check whether we have packet.dll.
#
if(HAVE_PACKET32)
#
# We have packet.dll.
# Set the capture type to NPF.
#
set(PCAP_TYPE npf)
else()
#
# We don't have any capture type we know about, so just use
# the null capture type, and only support reading (and writing)
# capture files.
#
set(PCAP_TYPE null)
endif()
endif()
else()
#
# UN*X.
#
# Figure out what type of packet capture mechanism we have, and
# what libraries we'd need to link libpcap with, if any.
#
set(PCAP_LINK_LIBRARIES "")
#
# Has the user explicitly specified a capture type?
#
if(PCAP_TYPE STREQUAL "")
#
# Check for a bunch of headers for various packet capture mechanisms.
#
check_include_files("sys/types.h;net/bpf.h" HAVE_NET_BPF_H)
check_include_file(net/pfilt.h HAVE_NET_PFILT_H)
check_include_file(net/enet.h HAVE_NET_ENET_H)
check_include_file(net/nit.h HAVE_NET_NIT_H)
check_include_file(sys/net/nit.h HAVE_SYS_NET_NIT_H)
check_include_file(linux/socket.h HAVE_LINUX_SOCKET_H)
check_include_file(net/raw.h HAVE_NET_RAW_H)
check_include_file(sys/dlpi.h HAVE_SYS_DLPI_H)
if(HAVE_NET_BPF_H)
#
# BPF.
# Check this before DLPI, so that we pick BPF on
# Solaris 11 and later.
#
set(PCAP_TYPE bpf)
elseif(HAVE_NET_PFILT_H)
#
# DEC OSF/1, Digital UNIX, Tru64 UNIX
#
set(PCAP_TYPE pf)
elseif(HAVE_NET_ENET_H)
#
# Stanford Enetfilter.
#
set(PCAP_TYPE enet)
elseif(HAVE_NET_NIT_H)
#
# SunOS 4.x STREAMS NIT.
#
set(PCAP_TYPE snit)
elseif(HAVE_SYS_NET_NIT_H)
#
# Pre-SunOS 4.x non-STREAMS NIT.
#
set(PCAP_TYPE nit)
elseif(HAVE_LINUX_SOCKET_H)
#
# No prizes for guessing this one.
#
set(PCAP_TYPE linux)
elseif(HAVE_NET_RAW_H)
#
# IRIX snoop.
#
set(PCAP_TYPE snoop)
elseif(HAVE_SYS_DLPI_H)
#
# DLPI on pre-Solaris 11 SunOS 5, HP-UX, possibly others.
#
set(PCAP_TYPE dlpi)
else()
#
# Nothing we support.
#
set(PCAP_TYPE null)
endif()
endif()
endif(WIN32)
message(STATUS "Packet capture mechanism type: ${PCAP_TYPE}")
#
# Do capture-mechanism-dependent tests.
#
if(WIN32)
if(PCAP_TYPE STREQUAL "npf")
#
# Link with packet.dll before WinSock2.
#
set(PCAP_LINK_LIBRARIES ${PACKET_LIBRARY} ${PCAP_LINK_LIBRARIES})
elseif(PCAP_TYPE STREQUAL "null")
else()
message(ERROR "${PCAP_TYPE} is not a valid pcap type")
endif()
else(WIN32)
if(PCAP_TYPE STREQUAL "dlpi")
#
# Needed for common functions used by pcap-[dlpi,libdlpi].c
#
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} dlpisubs.c)
#
# Checks for some header files.
#
check_include_file(sys/bufmod.h HAVE_SYS_BUFMOD_H)
check_include_file(sys/dlpi_ext.h HAVE_SYS_DLPI_EXT_H)
#
# Checks to see if Solaris has the public libdlpi(3LIB) library.
# Note: The existence of /usr/include/libdlpi.h does not mean it is the
# public libdlpi(3LIB) version. Before libdlpi was made public, a
# private version also existed, which did not have the same APIs.
# Due to a gcc bug, the default search path for 32-bit libraries does
# not include /lib, we add it explicitly here.
# [http://bugs.opensolaris.org/view_bug.do?bug_id=6619485].
# Also, due to the bug above applications that link to libpcap with
# libdlpi will have to add "-L/lib" option to "configure".
#
cmake_push_check_state()
set(CMAKE_REQUIRED_FLAGS "-L/lib")
set(CMAKE_REQUIRED_LIBRARIES dlpi)
check_function_exists(dlpi_walk HAVE_LIBDLPI)
cmake_pop_check_state()
if(HAVE_LIBDLPI)
#
# XXX - add -L/lib
#
set(PCAP_LINK_LIBRARIES ${PCAP_LINK_LIBRARIES} dlpi)
set(PCAP_TYPE libdlpi)
endif()
#
# This check is for Solaris with DLPI support for passive modes.
# See dlpi(7P) for more details.
#
# XXX - there's no check_struct() macro that's like
# check_struct_has_member() except that it only checks for the
# existence of the structure type, so we use
# check_struct_has_member() and look for dl_primitive.
#
check_struct_has_member("dl_passive_req_t" dl_primitive "sys/types.h;sys/dlpi.h" HAVE_DLPI_PASSIVE)
elseif(PCAP_TYPE STREQUAL "linux")
#
# Do we have the wireless extensions?
# linux/wireless.h requires sys/socket.h.
#
check_include_files("sys/socket.h;linux/wireless.h" HAVE_LINUX_WIRELESS_H)
#
# Do we have libnl?
#
if(BUILD_WITH_LIBNL)
#
# Try libnl 3.x first.
#
cmake_push_check_state()
set(CMAKE_REQUIRED_LIBRARIES nl-3)
check_function_exists(nl_socket_alloc HAVE_LIBNL)
cmake_pop_check_state()
if(HAVE_LIBNL)
#
# Yes, we have libnl 3.x.
#
set(PCAP_LINK_LIBRARIES nl-genl-3 nl-3 ${PCAP_LINK_LIBRARIES})
set(HAVE_LIBNL_3_x ON)
set(HAVE_LIBNL_NLE ON)
set(HAVE_LIBNL_SOCKETS ON)
include_directories("/usr/include/libnl3")
else()
#
# Try libnl 2.x.
#
cmake_push_check_state()
set(CMAKE_REQUIRED_LIBRARIES nl)
check_function_exists(nl_socket_alloc HAVE_LIBNL)
cmake_pop_check_state()
if(HAVE_LIBNL)
#
# Yes, we have libnl 2.x.
#
set(PCAP_LINK_LIBRARIES nl-genl nl ${PCAP_LINK_LIBRARIES})
set(HAVE_LIBNL_2_x ON)
set(HAVE_LIBNL_NLE ON)
set(HAVE_LIBNL_SOCKETS ON)
else()
#
# No, we don't; do we have libnl 1.x?
#
cmake_push_check_state()
set(CMAKE_REQUIRED_LIBRARIES nl)
check_function_exists(nl_handle_alloc HAVE_LIBNL)
cmake_pop_check_state()
if(HAVE_LIBNL)
set(PCAP_LINK_LIBRARIES nl ${PCAP_LINK_LIBRARIES})
endif()
endif()
endif()
endif()
check_include_file(linux/ethtool.h HAVE_LINUX_ETHTOOL_H)
#
# Checks to see if tpacket_stats is defined in linux/if_packet.h
# If so then pcap-linux.c can use this to report proper statistics.
#
check_struct_has_member("struct tpacket_stats" tp_packets linux/if_packet.h HAVE_TPACKET_STATS)
check_struct_has_member("struct tpacket_auxdata" tp_vlan_tci linux/if_packet.h HAVE_LINUX_TPACKET_AUXDATA_TP_VLAN_TCI)
if(HAVE_LINUX_TPACKET_AUXDATA_TP_VLAN_TCI)
set(HAVE_LINUX_TPACKET_AUXDATA tp_vlan_tci)
endif()
elseif(PCAP_TYPE STREQUAL "bpf")
#
# Check whether we have the *BSD-style ioctls.
#
check_include_files("sys/types.h;net/if_media.h" HAVE_NET_IF_MEDIA_H)
#
# Check whether we have struct BPF_TIMEVAL.
#
if(HAVE_SYS_IOCCOM_H)
check_struct_has_member("struct BPF_TIMEVAL" tv_sec "sys/types.h;sys/ioccom.h;net/bpf.h" HAVE_STRUCT_BPF_TIMEVAL)
else()
check_struct_has_member("struct BPF_TIMEVAL" tv_sec "sys/types.h;net/bpf.h" HAVE_STRUCT_BPF_TIMEVAL)
endif()
elseif(PCAP_TYPE STREQUAL "null")
else()
message(FATAL_ERROR "${PCAP_TYPE} is not a valid pcap type")
endif()
endif(WIN32)
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} pcap-${PCAP_TYPE}.c)
#
# Now figure out how we get a list of interfaces and addresses,
# if we support capturing. Don't bother if we don't support
# capturing.
#
if(NOT WIN32)
#
# UN*X - figure out what type of interface list mechanism we
# have.
#
# If the capture type is null, that means we can't capture,
# so we can't open any capture devices, so we won't return
# any interfaces.
#
if(NOT PCAP_TYPE STREQUAL "null")
check_function_exists(getifaddrs HAVE_GETIFADDRS)
if(NOT HAVE_GETIFADDRS)
#
# It's in libsocket on Solaris and possibly other OSes;
# check there.
#
# NOTE: if you hand check_library_exists as its last
# argument a variable that's been set, it skips the test,
# so we need different variables.
#
check_library_exists(socket getifaddrs "" SOCKET_HAS_GETIFADDRS)
if(SOCKET_HAS_GETIFADDRS)
set(PCAP_LINK_LIBRARIES socket ${PCAP_LINK_LIBRARIES})
set(HAVE_GETIFADDRS TRUE)
endif()
endif()
if(HAVE_GETIFADDRS)
#
# We have "getifaddrs()"; make sure we have <ifaddrs.h>
# as well, just in case some platform is really weird.
# It may require that sys/types.h be included first,
# so include it first.
#
check_include_files("sys/types.h;ifaddrs.h" HAVE_IFADDRS_H)
if(HAVE_IFADDRS_H)
#
# We have the header, so we use "getifaddrs()" to
# get the list of interfaces.
#
set(FINDALLDEVS_TYPE getad)
else()
#
# We don't have the header - give up.
# XXX - we could also fall back on some other
# mechanism, but, for now, this'll catch this
# problem so that we can at least try to figure
# out something to do on systems with "getifaddrs()"
# but without "ifaddrs.h", if there is something
# we can do on those systems.
#
message(FATAL_ERROR "Your system has getifaddrs() but doesn't have a usable <ifaddrs.h>.")
endif()
else()
#
# Well, we don't have "getifaddrs()", so we have to use
# some other mechanism; determine what that mechanism is.
#
# The first thing we use is the type of capture mechanism,
# which is somewhat of a proxy for the OS we're using.
#
if(PCAP_TYPE STREQUAL "dlpi" OR PCAP_TYPE STREQUAL "libdlpi")
#
# This might be Solaris 8 or later, with
# SIOCGLIFCONF, or it might be some other OS
# or some older version of Solaris, with
# just SIOCGIFCONF.
#
try_compile(HAVE_SIOCGLIFCONF ${CMAKE_CURRENT_BINARY_DIR} "${pcap_SOURCE_DIR}/cmake/have_siocglifconf.c" )
if(HAVE_SIOCGLIFCONF)
set(FINDALLDEVS_TYPE glifc)
else()
set(FINDALLDEVS_TYPE gifc)
endif()
else()
#
# Assume we just have SIOCGIFCONF.
# (XXX - on at least later Linux kernels, there's
# another mechanism, and we should be using that
# instead.)
#
set(FINDALLDEVS_TYPE gifc)
endif()
endif()
message(STATUS "Find-interfaces mechanism type: ${FINDALLDEVS_TYPE}")
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} fad-${FINDALLDEVS_TYPE}.c)
endif()
endif()
# Check for hardware timestamp support.
if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
check_include_file(linux/net_tstamp.h HAVE_LINUX_NET_TSTAMP_H)
endif()
#
# Check for additional native sniffing capabilities.
#
# Check for USB sniffing support on Linux.
# On FreeBSD, it uses BPF, so we don't need to do anything special here.
if(NOT DISABLE_USB)
if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
set(PCAP_SUPPORT_USB TRUE)
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} pcap-usb-linux.c)
set(LINUX_USB_MON_DEV /dev/usbmon)
#
# Do we have a version of <linux/compiler.h> available?
# If so, we might need it for <linux/usbdevice_fs.h>.
#
check_include_files("linux/compiler.h" HAVE_LINUX_COMPILER_H)
if(HAVE_LINUX_COMPILER_H)
#
# Yes - include it when testing for <linux/usbdevice_fs.h>.
#
check_include_files("linux/compiler.h;linux/usbdevice_fs.h" HAVE_LINUX_USBDEVICE_FS_H)
else(HAVE_LINUX_COMPILER_H)
check_include_files("linux/usbdevice_fs.h" HAVE_LINUX_USBDEVICE_FS_H)
endif(HAVE_LINUX_COMPILER_H)
if(HAVE_LINUX_USBDEVICE_FS_H)
#
# OK, does it define bRequestType? Older versions of the kernel
# define fields with names like "requesttype, "request", and
# "value", rather than "bRequestType", "bRequest", and
# "wValue".
#
if(HAVE_LINUX_COMPILER_H)
check_struct_has_member("struct usbdevfs_ctrltransfer" bRequestType "linux/compiler.h;linux/usbdevice_fs.h" HAVE_USBDEVFS_CTRLTRANSFER_BREQUESTTYPE)
else(HAVE_LINUX_COMPILER_H)
check_struct_has_member("struct usbdevfs_ctrltransfer" bRequestType "linux/usbdevice_fs.h" HAVE_USBDEVFS_CTRLTRANSFER_BREQUESTTYPE)
endif(HAVE_LINUX_COMPILER_H)
endif()
endif()
endif()
# Check for netfilter sniffing support.
if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
#
# Life's too short to deal with trying to get this to compile
# if you don't get the right types defined with
# __KERNEL_STRICT_NAMES getting defined by some other include.
#
# Check whether the includes Just Work. If not, don't turn on
# netfilter support.
#
check_c_source_compiles(
"#include <sys/socket.h>
#include <netinet/in.h>
#include <linux/types.h>
#include <linux/netlink.h>
#include <linux/netfilter.h>
#include <linux/netfilter/nfnetlink.h>
#include <linux/netfilter/nfnetlink_log.h>
#include <linux/netfilter/nfnetlink_queue.h>
int
main(void)
{
return 0;
}
"
PCAP_SUPPORT_NETFILTER)
if(PCAP_SUPPORT_NETFILTER)
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} pcap-netfilter-linux.c)
endif(PCAP_SUPPORT_NETFILTER)
endif()
# Check for netmap sniffing support.
if(NOT DISABLE_NETMAP)
#
# Check whether net/netmap_user.h is usable if NETMAP_WITH_LIBS is
# defined; it's not usable on DragonFly BSD 4.6 if NETMAP_WITH_LIBS
# is defined, for example, as it includes a non-existent malloc.h
# header.
#
check_c_source_compiles(
"#define NETMAP_WITH_LIBS
#include <net/netmap_user.h>
"
PCAP_SUPPORT_NETMAP)
if(PCAP_SUPPORT_NETMAP)
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} pcap-netmap.c)
endif(PCAP_SUPPORT_NETMAP)
endif()
# Check for Bluetooth sniffing support
if(NOT DISABLE_BLUETOOTH)
if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
check_include_file(bluetooth/bluetooth.h HAVE_BLUETOOTH_BLUETOOTH_H)
if(HAVE_BLUETOOTH_BLUETOOTH_H)
set(PCAP_SUPPORT_BT TRUE)
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} pcap-bt-linux.c)
#
# OK, does struct sockaddr_hci have an hci_channel
# member?
#
check_struct_has_member("struct sockaddr_hci" hci_channel "bluetooth/bluetooth.h;bluetooth/hci.h" SOCKADDR_HCI_HAS_HCI_CHANNEL)
if(SOCKADDR_HCI_HAS_HCI_CHANNEL)
#
# OK, is HCI_CHANNEL_MONITOR defined?
#
check_c_source_compiles(
"#include <bluetooth/bluetooth.h>
#include <bluetooth/hci.h>
int
main(void)
{
u_int i = HCI_CHANNEL_MONITOR;
return 0;
}
"
PCAP_SUPPORT_BT_MONITOR)
if(PCAP_SUPPORT_BT_MONITOR)
#
# Yes, so we can also support Bluetooth monitor
# sniffing.
#
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} pcap-bt-monitor-linux.c)
endif(PCAP_SUPPORT_BT_MONITOR)
endif(SOCKADDR_HCI_HAS_HCI_CHANNEL)
endif(HAVE_BLUETOOTH_BLUETOOTH_H)
endif()
endif()
# Check for Bluetooth sniffing support
if(NOT DISABLE_DBUS)
#
# We don't support D-Bus sniffing on macOS; see
#
# https://bugs.freedesktop.org/show_bug.cgi?id=74029
#
if(APPLE)
message(FATAL_ERROR "Due to freedesktop.org bug 74029, D-Bus capture support is not available on macOS")
endif(APPLE)
include(FindPkgConfig)
pkg_check_modules(DBUS dbus-1)
if(DBUS_FOUND)
set(PCAP_SUPPORT_DBUS TRUE)
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} pcap-dbus.c)
include_directories(${DBUS_INCLUDE_DIRS})
set(PCAP_LINK_LIBRARIES ${PCAP_LINK_LIBRARIES} ${DBUS_LIBRARIES})
endif(DBUS_FOUND)
endif(NOT DISABLE_DBUS)
# Check for RDMA sniffing support
if(NOT DISABLE_RDMA)
check_library_exists(ibverbs ibv_get_device_list "" LIBIBVERBS_HAS_IBV_GET_DEVICE_LIST)
if(LIBIBVERBS_HAS_IBV_GET_DEVICE_LIST)
check_include_file(infiniband/verbs.h HAVE_INFINIBAND_VERBS_H)
if(HAVE_INFINIBAND_VERBS_H)
check_symbol_exists(ibv_create_flow infiniband/verbs.h PCAP_SUPPORT_RDMASNIFF)
if(PCAP_SUPPORT_RDMASNIFF)
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} pcap-rdmasniff.c)
set(PCAP_LINK_LIBRARIES ibverbs ${PCAP_LINK_LIBRARIES})
endif(PCAP_SUPPORT_RDMASNIFF)
endif(HAVE_INFINIBAND_VERBS_H)
endif(LIBIBVERBS_HAS_IBV_GET_DEVICE_LIST)
endif(NOT DISABLE_RDMA)
#
# Check for sniffing capabilities using third-party APIs.
#
# Check for Endace DAG card support.
if(NOT DISABLE_DAG)
#
# Try to find the DAG header file and library.
#
find_package(DAG)
#
# Did we succeed?
#
if(DAG_FOUND)
#
# Yes.
# Check for various DAG API functions.
#
cmake_push_check_state()
set(CMAKE_REQUIRED_INCLUDES ${DAG_INCLUDE_DIR})
set(CMAKE_REQUIRED_LIBRARIES ${DAG_LIBRARY})
check_function_exists(dag_attach_stream HAVE_DAG_STREAMS_API)
if(NOT HAVE_DAG_STREAMS_API)
message(FATAL_ERROR "DAG library lacks streams support")
endif()
check_function_exists(dag_attach_stream64 HAVE_DAG_LARGE_STREAMS_API)
check_function_exists(dag_get_erf_types HAVE_DAG_GET_ERF_TYPES)
check_function_exists(dag_get_stream_erf_types HAVE_DAG_GET_STREAM_ERF_TYPES)
cmake_pop_check_state()
include_directories(AFTER ${DAG_INCLUDE_DIR})
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} pcap-dag.c)
set(HAVE_DAG_API TRUE)
set(PCAP_LINK_LIBRARIES ${PCAP_LINK_LIBRARIES} ${DAG_LIBRARY})
if(HAVE_DAG_LARGE_STREAMS_API)
get_filename_component(DAG_LIBRARY_DIR ${DAG_LIBRARY} PATH)
check_library_exists(vdag vdag_set_device_info ${DAG_LIBRARY_DIR} HAVE_DAG_VDAG)
if(HAVE_DAG_VDAG)
set(PCAP_LINK_LIBRARIES ${PCAP_LINK_LIBRARIES} pthread)
endif()
endif()
endif()
endif()
# Check for Septel card support.
set(PROJECT_EXTERNAL_OBJECT_LIST "")
if(NOT DISABLE_SEPTEL)
#
# Do we have the msg.h header?
#
set(SEPTEL_INCLUDE_DIR "${SEPTEL_ROOT}/INC")
cmake_push_check_state()
set(CMAKE_REQUIRED_INCLUDES ${SEPTEL_INCLUDE_DIR})
check_include_file(msg.h HAVE_INC_MSG_H)
cmake_pop_check_state()
if(HAVE_INC_MSG_H)
#
# Yes.
#
include_directories(AFTER ${SEPTEL_INCLUDE_DIR})
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} pcap-septel.c)
set(PROJECT_EXTERNAL_OBJECT_LIST ${PROJECT_EXTERNAL_OBJECT_LIST} "${SEPTEL_ROOT}/asciibin.o ${SEPTEL_ROOT}/bit2byte.o ${SEPTEL_ROOT}/confirm.o ${SEPTEL_ROOT}/fmtmsg.o ${SEPTEL_ROOT}/gct_unix.o ${SEPTEL_ROOT}/hqueue.o ${SEPTEL_ROOT}/ident.o ${SEPTEL_ROOT}/mem.o ${SEPTEL_ROOT}/pack.o ${SEPTEL_ROOT}/parse.o ${SEPTEL_ROOT}/pool.o ${SEPTEL_ROOT}/sdlsig.o ${SEPTEL_ROOT}/strtonum.o ${SEPTEL_ROOT}/timer.o ${SEPTEL_ROOT}/trace.o")
set(HAVE_SEPTEL_API TRUE)
endif()
endif()
# Check for Myricom SNF support.
if(NOT DISABLE_SNF)
#
# Do we have the snf.h header?
#
set(SNF_INCLUDE_DIR "${SNF_ROOT}/include")
cmake_push_check_state()
set(CMAKE_REQUIRED_INCLUDES ${SNF_INCLUDE_DIR})
check_include_file(snf.h HAVE_SNF_H)
cmake_pop_check_state()
if(HAVE_SNF_H)
#
# Yes. Can we link with the SNF library?
#
include_directories(AFTER ${SNF_INCLUDE_DIR})
set(SNF_LIB_DIR ${SNF_ROOT}/lib)
check_library_exists(snf snf_init ${SNFLIB_DIR} HAVE_SNF_API)
if(NOT HAVE_SNF_API)
message(FATAL_ERROR "SNF API cannot correctly be linked; check CMakeFiles/CMakeError.log")
endif()
#
# Yes.
#
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} pcap-snf.c)
set(PCAP_LINK_LIBRARIES ${PCAP_LINK_LIBRARIES} snf)
link_directories(${SNFLIB_DIR})
endif()
endif()
# Check for Riverbed TurboCap support.
if(NOT DISABLE_TURBOCAP)
#
# Do we have the TcApi.h header?
#
set(TURBOCAP_INCLUDE_DIR "${TURBOCAP_ROOT}/include")
cmake_push_check_state()
set(CMAKE_REQUIRED_INCLUDES ${TURBOCAP_INCLUDE_DIR})
check_include_file(TcApi.h HAVE_TCAPI_H)
cmake_pop_check_state()
if(HAVE_TCAPI_H)
#
# Yes. Can we link with the TurboCap library?
#
include_directories(AFTER ${TURBOCAP_INCLUDE_DIR})
set(TURBOCAP_LIB_DIR ${TURBOCAP_ROOT}/lib)
check_library_exists(TcApi TcInstanceCreateByName ${TURBOCAPLIB_DIR} HAVE_TC_API)
if(NOT HAVE_TC_API)
message(FATAL_ERROR "TurboCap API cannot correctly be linked; check CMake errors")
endif()
#
# Yes.
#
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} pcap-tc.c)
set(PCAP_LINK_LIBRARIES "${PCAP_LINK_LIBRARIES} TcApi pthread stdc++")
link_directories(${TURBOCAPLIB_DIR})
endif()
endif()
#
# Remote capture support.
#
if(ENABLE_REMOTE)
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C}
pcap-new.c pcap-rpcap.c rpcap-protocol.c sockutils.c)
add_subdirectory(rpcapd)
endif(ENABLE_REMOTE)
file(GLOB PROJECT_SOURCE_LIST_CORE_H
*.h
pcap/*.h
)
set(PROJECT_SOURCE_LIST_H ${PROJECT_SOURCE_LIST_H} ${PROJECT_SOURCE_LIST_CORE_H})
if(WIN32)
file(GLOB PROJECT_SOURCE_LIST_WIN32_H
Win32/Include/*.h
)
set(PROJECT_SOURCE_LIST_H ${PROJECT_SOURCE_LIST_H} ${PROJECT_SOURCE_LIST_WIN32_H})
endif(WIN32)
#
# Check and add warning options if we have a .devel file.
#
include(CheckCCompilerFlag)
macro(check_and_add_compiler_option _option)
message(STATUS "Checking C compiler flag ${_option}")
string(REPLACE "=" "-" _temp_option_variable ${_option})
string(REGEX REPLACE "^-" "" _option_variable ${_temp_option_variable})
check_c_compiler_flag("${_option}" ${_option_variable})
if(${${_option_variable}})
set(C_ADDITIONAL_FLAGS ${C_ADDITIONAL_FLAGS} "${_option}")
endif()
endmacro()
set(C_ADDITIONAL_FLAGS "")
if(EXISTS ${CMAKE_SOURCE_DIR}/.devel)
#
# -W options, used by GCC and compilers that try to behave like it.
#
check_and_add_compiler_option(-Wall)
check_and_add_compiler_option(-Wsign-compare)
check_and_add_compiler_option(-Wmissing-prototypes)
check_and_add_compiler_option(-Wstrict-prototypes)
check_and_add_compiler_option(-Wshadow)
check_and_add_compiler_option(-Wdeclaration-after-statement)
check_and_add_compiler_option(-Wused-but-marked-unused)
endif()
#
# Try to have the compiler default to hiding symbols, so that only
# symbols explicitly exported with PCAP_API will be visible outside
# (shared) libraries.
#
# Not necessary with MSVC, as that's the default.
#
if(NOT MSVC)
if(CMAKE_C_COMPILER_ID MATCHES "SunPro")
#
# Sun C/Oracle Studio.
#
check_and_add_compiler_option(-xldscope=hidden)
else()
#
# Try this for all other compilers; it's what GCC uses,
# and a number of other compilers, such as Clang and Intel C,
# use it as well.
#
check_and_add_compiler_option(-fvisibility=hidden)
endif()
endif(NOT MSVC)
#
# {Flex} and YACC/Berkeley YACC/Bison.
# From a mail message to the CMake mailing list by Andy Cedilnik of
# Kitware.
#
#
# Try to find Flex, a Windows version of Flex, or Lex.
#
find_program(LEX_EXECUTABLE NAMES flex win_flex lex)
if(LEX_EXECUTABLE STREQUAL "LEX_EXECUTABLE-NOTFOUND")
message(FATAL_ERROR "Neither flex nor win_flex nor lex was found.")
endif()
message(STATUS "Lexical analyzer generator: ${LEX_EXECUTABLE}")
add_custom_command(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/scanner.c ${CMAKE_CURRENT_BINARY_DIR}/scanner.h
SOURCE ${pcap_SOURCE_DIR}/scanner.l
COMMAND ${LEX_EXECUTABLE} -P pcap_ --header-file=scanner.h --nounput -o${CMAKE_CURRENT_BINARY_DIR}/scanner.c ${pcap_SOURCE_DIR}/scanner.l
DEPENDS ${pcap_SOURCE_DIR}/scanner.l
)
#
# Since scanner.c does not exist yet when cmake is run, mark
# it as generated.
#
# Since scanner.c includes grammar.h, mark that as a dependency.
#
set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/scanner.c PROPERTIES
GENERATED TRUE
OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/scanner.h
)
#
# Add scanner.c to the list of sources.
#
#set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} ${CMAKE_CURRENT_BINARY_DIR}/scanner.c)
#
# Try to find YACC or Bison.
#
find_program(YACC_EXECUTABLE NAMES bison win_bison byacc yacc)
if(YACC_EXECUTABLE STREQUAL "YACC_EXECUTABLE-NOTFOUND")
message(FATAL_ERROR "Neither bison nor win_bison nor byacc nor yacc was found.")
endif()
message(STATUS "Parser generator: ${YACC_EXECUTABLE}")
#
# Create custom command for the scanner.
# Find out whether it's Bison or notby looking at the last component
# of the path (without a .exe extension, if this is Windows).
#
get_filename_component(YACC_NAME ${YACC_EXECUTABLE} NAME_WE)
if("${YACC_NAME}" STREQUAL "bison" OR "${YACC_NAME}" STREQUAL "win_bison")
set(YACC_COMPATIBILITY_FLAG "-y")
endif()
add_custom_command(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/grammar.c ${CMAKE_CURRENT_BINARY_DIR}/grammar.h
SOURCE ${pcap_SOURCE_DIR}/grammar.y
COMMAND ${YACC_EXECUTABLE} ${YACC_COMPATIBILITY_FLAG} -p pcap_ -o ${CMAKE_CURRENT_BINARY_DIR}/grammar.c -d ${pcap_SOURCE_DIR}/grammar.y
DEPENDS ${pcap_SOURCE_DIR}/grammar.y
)
#
# Since grammar.c does not exists yet when cmake is run, mark
# it as generated.
#
set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/grammar.c PROPERTIES
GENERATED TRUE
)
#
# Add grammar.c to the list of sources.
#
#set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} ${CMAKE_CURRENT_BINARY_DIR}/grammar.c)
#
# Assume, by default, V7/BSD convention for man pages (file formats in
# section 5, miscellaneous info in section 7).
# Individual cases can override this.
#
set(MAN_FILE_FORMATS 5)
set(MAN_MISC_INFO 7)
set(MAN_USERMOD_SECTION 8)
if(CMAKE_SYSTEM_NAME STREQUAL "AIX")
# Workaround to enable certain features
set(_SUN TRUE)
if(PCAP_TYPE STREQUAL "bpf")
#
# If we're using BPF, we need libodm and libcfg, as
# we use them to load the BPF module.
#
set(PCAP_LINK_LIBRARIES ${PCAP_LINK_LIBRARIES} odm cfg)
endif()
elseif(CMAKE_SYSTEM_NAME STREQUAL "HP-UX")
if(CMAKE_SYSTEM_VERSION MATCHES "[A-Z.]*9\.[0-9]*")
#
# HP-UX 9.x.
#
set(HAVE_HPUX9 TRUE)
elseif(CMAKE_SYSTEM_VERSION MATCHES "[A-Z.]*10\.0")
#
# HP-UX 10.0.
#
elseif(CMAKE_SYSTEM_VERSION MATCHES "[A-Z.]*10\.1")
#
# HP-UX 10.1.
#
else()
#
# HP-UX 10.20 and later.
#
set(HAVE_HPUX10_20_OR_LATER TRUE)
endif()
#
# Use System V conventions for man pages.
#
set(MAN_FILE_FORMATS 4)
set(MAN_MISC_INFO 5)
elseif(CMAKE_SYSTEM_NAME STREQUAL "IRIX" OR CMAKE_SYSTEM_NAME STREQUAL "IRIX64")
#
# Use System V conventions for man pages.
#
set(MAN_FILE_FORMATS 4)
set(MAN_MISC_INFO 5)
elseif(CMAKE_SYSTEM_NAME STREQUAL "OSF1")
#
# DEC OSF/1, a/k/a Digial UNIX, a/k/a Tru64 UNIX.
# Use System V conventions for man pages.
#
set(MAN_FILE_FORMATS 4)
set(MAN_MISC_INFO 5)
elseif(CMAKE_SYSTEM_NAME STREQUAL "SunOS" AND CMAKE_SYSTEM_VERSION MATCHES "5[.][0-9.]*")
#
# SunOS 5.x.
#
set(HAVE_SOLARIS TRUE)
if(CMAKE_SYSTEM_VERSION STREQUAL "5.12")
else()
#
# Use System V conventions for man pages.
#
set(MAN_USERMOD_SECTION 1m)
set(MAN_FILE_FORMATS 4)
set(MAN_MISC_INFO 5)
endif()
endif()
source_group("Source Files" FILES ${PROJECT_SOURCE_LIST_C})
source_group("Header Files" FILES ${PROJECT_SOURCE_LIST_H})
if(WIN32)
#
# Add pcap-dll.rc to the list of sources.
#
set(PROJECT_SOURCE_LIST_C ${PROJECT_SOURCE_LIST_C} ${pcap_SOURCE_DIR}/pcap-dll.rc)
endif(WIN32)
######################################
# Register targets
######################################
#
# Special target to serialize the building of the generated source.
#
# See
#
# http://public.kitware.com/pipermail/cmake/2013-August/055510.html
#
add_custom_target(SerializeTarget
DEPENDS
${CMAKE_CURRENT_BINARY_DIR}/grammar.c
${CMAKE_CURRENT_BINARY_DIR}/scanner.c
)
set_source_files_properties(${PROJECT_EXTERNAL_OBJECT_LIST} PROPERTIES
EXTERNAL_OBJECT TRUE)
if(BUILD_SHARED_LIBS)
add_library(${LIBRARY_NAME} SHARED
${PROJECT_SOURCE_LIST_C}
${CMAKE_CURRENT_BINARY_DIR}/grammar.c
${CMAKE_CURRENT_BINARY_DIR}/scanner.c
${PROJECT_SOURCE_LIST_H}
${PROJECT_EXTERNAL_OBJECT_LIST}
)
add_dependencies(${LIBRARY_NAME} SerializeTarget)
endif(BUILD_SHARED_LIBS)
add_library(${LIBRARY_NAME}_static STATIC
${PROJECT_SOURCE_LIST_C}
${CMAKE_CURRENT_BINARY_DIR}/grammar.c
${CMAKE_CURRENT_BINARY_DIR}/scanner.c
${PROJECT_SOURCE_LIST_H}
${PROJECT_EXTERNAL_OBJECT_LIST}
)
add_dependencies(${LIBRARY_NAME}_static SerializeTarget)
if(WIN32)
if(BUILD_SHARED_LIBS)
set_target_properties(${LIBRARY_NAME} PROPERTIES
VERSION ${PACKAGE_VERSION_NOSUFFIX} # only MAJOR and MINOR are needed
)
endif(BUILD_SHARED_LIBS)
if(MSVC)
# XXX For DLLs, the TARGET_PDB_FILE generator expression can be used to locate
# its PDB file's output directory for installation.
# cmake doesn't offer a generator expression for PDB files generated by the
# compiler (static libraries).
# So instead of considering any possible output there is (there are many),
# this will search for the PDB file in the compiler's initial output directory,
# which is always ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles\wpcap_static.dir
# regardless of architecture, build generator etc.
# Quite hackish indeed.
set(CMAKE_COMPILE_PDB_OUTPUT_DIRECTORY $<TARGET_FILE_DIR:${LIBRARY_NAME}_static>)
set_target_properties(${LIBRARY_NAME}_static PROPERTIES
COMPILE_PDB_NAME ${LIBRARY_NAME}_static
OUTPUT_NAME "${LIBRARY_NAME}_static"
)
elseif(MINGW)
#
# For compatibility, build the shared library without the "lib" prefix on
# MinGW as well.
#
set_target_properties(${LIBRARY_NAME} PROPERTIES
PREFIX ""
OUTPUT_NAME "${LIBRARY_NAME}"
)
set_target_properties(${LIBRARY_NAME}_static PROPERTIES
OUTPUT_NAME "${LIBRARY_NAME}"
)
endif()
else(WIN32) # UN*X
if(BUILD_SHARED_LIBS)
if(APPLE)
set_target_properties(${LIBRARY_NAME} PROPERTIES
VERSION ${PACKAGE_VERSION}
SOVERSION A
)
else(APPLE)
set_target_properties(${LIBRARY_NAME} PROPERTIES
VERSION ${PACKAGE_VERSION}
SOVERSION ${PACKAGE_VERSION_MAJOR}
)
endif(APPLE)
endif(BUILD_SHARED_LIBS)
set_target_properties(${LIBRARY_NAME}_static PROPERTIES
OUTPUT_NAME "${LIBRARY_NAME}"
)
endif(WIN32)
if(BUILD_SHARED_LIBS)
set_target_properties(${LIBRARY_NAME} PROPERTIES COMPILE_OPTIONS "${C_ADDITIONAL_FLAGS}")
endif(BUILD_SHARED_LIBS)
set_target_properties(${LIBRARY_NAME}_static PROPERTIES COMPILE_OPTIONS "${C_ADDITIONAL_FLAGS}")
if(BUILD_SHARED_LIBS)
target_link_libraries(${LIBRARY_NAME} ${PCAP_LINK_LIBRARIES})
endif(BUILD_SHARED_LIBS)
######################################
# Write out the config.h file
######################################
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/cmakeconfig.h.in ${CMAKE_CURRENT_BINARY_DIR}/config.h)
######################################
# Install pcap library, include files, and man pages
######################################
#
# "Define GNU standard installation directories", which actually
# are also defined, to some degree, by autotools, and at least
# some of which are general UN*X conventions.
#
include(GNUInstallDirs)
set(LIBRARY_NAME_STATIC ${LIBRARY_NAME}_static)
function(install_manpage_symlink SOURCE TARGET MANDIR)
install(CODE
"message(STATUS \"Symlinking: ${CMAKE_INSTALL_PREFIX}/${MANDIR}/${SOURCE} to ${TARGET}\")
execute_process(
COMMAND \"${CMAKE_COMMAND}\" \"-E\" \"remove\" \"${TARGET}\"
WORKING_DIRECTORY ${CMAKE_INSTALL_PREFIX}/${MANDIR}
)
execute_process(
COMMAND \"${CMAKE_COMMAND}\" \"-E\" \"create_symlink\" \"${SOURCE}\" \"${TARGET}\"
WORKING_DIRECTORY ${CMAKE_INSTALL_PREFIX}/${MANDIR}
RESULT_VARIABLE EXIT_STATUS
)
if(NOT EXIT_STATUS EQUAL 0)
message(FATAL_ERROR \"Could not create symbolic link from ${CMAKE_INSTALL_PREFIX}/${MANDIR}/${SOURCE} to ${TARGET}\")
endif()
set(CMAKE_INSTALL_MANIFEST_FILES \${CMAKE_INSTALL_MANIFEST_FILES} ${CMAKE_INSTALL_PREFIX}/${MANDIR}/${TARGET})")
endfunction(install_manpage_symlink)
set(MAN1_NOEXPAND pcap-config.1)
set(MAN3PCAP_EXPAND
pcap.3pcap.in
pcap_compile.3pcap.in
pcap_datalink.3pcap.in
pcap_dump_open.3pcap.in
pcap_get_tstamp_precision.3pcap.in
pcap_list_datalinks.3pcap.in
pcap_list_tstamp_types.3pcap.in
pcap_open_dead.3pcap.in
pcap_open_offline.3pcap.in
pcap_set_tstamp_precision.3pcap.in
pcap_set_tstamp_type.3pcap.in
)
set(MAN3PCAP_NOEXPAND
pcap_activate.3pcap
pcap_breakloop.3pcap
pcap_can_set_rfmon.3pcap
pcap_close.3pcap
pcap_create.3pcap
pcap_datalink_name_to_val.3pcap
pcap_datalink_val_to_name.3pcap
pcap_dump.3pcap
pcap_dump_close.3pcap
pcap_dump_file.3pcap
pcap_dump_flush.3pcap
pcap_dump_ftell.3pcap
pcap_file.3pcap
pcap_fileno.3pcap
pcap_findalldevs.3pcap
pcap_freecode.3pcap
pcap_get_selectable_fd.3pcap
pcap_geterr.3pcap
pcap_inject.3pcap
pcap_is_swapped.3pcap
pcap_lib_version.3pcap
pcap_lookupdev.3pcap
pcap_lookupnet.3pcap
pcap_loop.3pcap
pcap_major_version.3pcap
pcap_next_ex.3pcap
pcap_offline_filter.3pcap
pcap_open_live.3pcap
pcap_set_buffer_size.3pcap
pcap_set_datalink.3pcap
pcap_set_immediate_mode.3pcap
pcap_set_promisc.3pcap
pcap_set_protocol.3pcap
pcap_set_rfmon.3pcap
pcap_set_snaplen.3pcap
pcap_set_timeout.3pcap
pcap_setdirection.3pcap
pcap_setfilter.3pcap
pcap_setnonblock.3pcap
pcap_snapshot.3pcap
pcap_stats.3pcap
pcap_statustostr.3pcap
pcap_strerror.3pcap
pcap_tstamp_type_name_to_val.3pcap
pcap_tstamp_type_val_to_name.3pcap
)
set(MANFILE_EXPAND pcap-savefile.manfile.in)
set(MANMISC_EXPAND
pcap-filter.manmisc.in
pcap-linktype.manmisc.in
pcap-tstamp.manmisc.in
)
if(NOT BUILD_SHARED_LIBS)
unset(LIBRARY_NAME)
endif(NOT BUILD_SHARED_LIBS)
if(WIN32)
if(MSVC AND CMAKE_SIZEOF_VOID_P EQUAL 8)
#
# Install 64-bit code built with MSVC in the amd64 subdirectories,
# as that's where it expects it to be.
#
install(TARGETS ${LIBRARY_NAME} ${LIBRARY_NAME_STATIC}
RUNTIME DESTINATION bin/amd64
LIBRARY DESTINATION lib/amd64
ARCHIVE DESTINATION lib/amd64)
if(NOT MINGW)
install(FILES $<TARGET_FILE_DIR:${LIBRARY_NAME_STATIC}>/${LIBRARY_NAME_STATIC}.pdb
DESTINATION bin/amd64 OPTIONAL)
if(BUILD_SHARED_LIBS)
install(FILES $<TARGET_PDB_FILE:${LIBRARY_NAME}>
DESTINATION bin/amd64 OPTIONAL)
endif(BUILD_SHARED_LIBS)
endif(NOT MINGW)
else(MSVC AND CMAKE_SIZEOF_VOID_P EQUAL 8)
#
# Install 32-bit code, and 64-bit code not built with MSVC
# in the top-level directories, as those are where they
# expect it to be.
#
install(TARGETS ${LIBRARY_NAME} ${LIBRARY_NAME_STATIC}
RUNTIME DESTINATION bin
LIBRARY DESTINATION lib
ARCHIVE DESTINATION lib)
if(NOT MINGW)
install(FILES $<TARGET_FILE_DIR:${LIBRARY_NAME_STATIC}>/${LIBRARY_NAME_STATIC}.pdb
DESTINATION bin OPTIONAL)
if(BUILD_SHARED_LIBS)
install(FILES $<TARGET_PDB_FILE:${LIBRARY_NAME}>
DESTINATION bin OPTIONAL)
endif(BUILD_SHARED_LIBS)
endif(NOT MINGW)
endif(MSVC AND CMAKE_SIZEOF_VOID_P EQUAL 8)
else(WIN32)
install(TARGETS ${LIBRARY_NAME} ${LIBRARY_NAME_STATIC} DESTINATION lib)
#
# Man pages.
#
# For each section of the manual for which we have man pages
# that require macro expansion, do the expansion.
#
# XXX - symlinks.
#
set(MAN1 "")
foreach(MANPAGE ${MAN1_NOEXPAND})
set(MAN1 ${MAN1} ${CMAKE_SOURCE_DIR}/${MANPAGE})
endforeach(MANPAGE)
install(FILES ${MAN1} DESTINATION ${CMAKE_INSTALL_MANDIR}/man1)
set(MAN3PCAP "")
foreach(MANPAGE ${MAN3PCAP_NOEXPAND})
set(MAN3PCAP ${MAN3PCAP} ${CMAKE_SOURCE_DIR}/${MANPAGE})
endforeach(MANPAGE)
foreach(TEMPLATE_MANPAGE ${MAN3PCAP_EXPAND})
string(REPLACE ".in" "" MANPAGE ${TEMPLATE_MANPAGE})
configure_file(${CMAKE_SOURCE_DIR}/${TEMPLATE_MANPAGE} ${CMAKE_CURRENT_BINARY_DIR}/${MANPAGE} @ONLY)
set(MAN3PCAP ${MAN3PCAP} ${CMAKE_CURRENT_BINARY_DIR}/${MANPAGE})
endforeach(TEMPLATE_MANPAGE)
install(FILES ${MAN3PCAP} DESTINATION ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_datalink_val_to_name.3pcap pcap_datalink_val_to_description.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_dump_open.3pcap pcap_dump_fopen.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_findalldevs.3pcap pcap_freealldevs.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_geterr.3pcap pcap_perror.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_inject.3pcap pcap_sendpacket.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_list_datalinks.3pcap pcap_free_datalinks.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_list_tstamp_types.3pcap pcap_free_tstamp_types.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_loop.3pcap pcap_dispatch.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_major_version.3pcap pcap_minor_version.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_next_ex.3pcap pcap_next.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_open_dead.3pcap pcap_open_dead_with_tstamp_precision.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_open_offline.3pcap pcap_open_offline_with_tstamp_precision.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_open_offline.3pcap pcap_fopen_offline.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_open_offline.3pcap pcap_fopen_offline_with_tstamp_precision.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_tstamp_type_val_to_name.3pcap pcap_tstamp_type_val_to_description.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
install_manpage_symlink(pcap_setnonblock.3pcap pcap_getnonblock.3pcap ${CMAKE_INSTALL_MANDIR}/man3)
set(MANFILE "")
foreach(TEMPLATE_MANPAGE ${MANFILE_EXPAND})
string(REPLACE ".manfile.in" ".${MAN_FILE_FORMATS}" MANPAGE ${TEMPLATE_MANPAGE})
configure_file(${CMAKE_SOURCE_DIR}/${TEMPLATE_MANPAGE} ${CMAKE_CURRENT_BINARY_DIR}/${MANPAGE} @ONLY)
set(MANFILE ${MANFILE} ${CMAKE_CURRENT_BINARY_DIR}/${MANPAGE})
endforeach(TEMPLATE_MANPAGE)
install(FILES ${MANFILE} DESTINATION ${CMAKE_INSTALL_MANDIR}/man${MAN_FILE_FORMATS})
set(MANMISC "")
foreach(TEMPLATE_MANPAGE ${MANMISC_EXPAND})
string(REPLACE ".manmisc.in" ".${MAN_MISC_INFO}" MANPAGE ${TEMPLATE_MANPAGE})
configure_file(${CMAKE_SOURCE_DIR}/${TEMPLATE_MANPAGE} ${CMAKE_CURRENT_BINARY_DIR}/${MANPAGE} @ONLY)
set(MANMISC ${MANMISC} ${CMAKE_CURRENT_BINARY_DIR}/${MANPAGE})
endforeach(TEMPLATE_MANPAGE)
install(FILES ${MANMISC} DESTINATION ${CMAKE_INSTALL_MANDIR}/man${MAN_MISC_INFO})
endif(WIN32)
install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/pcap/ DESTINATION include/pcap)
install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/pcap.h DESTINATION include)
# On UN*X, and on Windows when not using MSVC, generate pcap-config and arrange
# that it be installed.
if(NOT MSVC)
set(PACKAGE_NAME ${LIBRARY_NAME})
set(prefix ${CMAKE_INSTALL_PREFIX})
set(exec_prefix "\${prefix}")
set(includedir "\${prefix}/include")
set(libdir "\${exec_prefix}/lib")
if(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD" OR
CMAKE_SYSTEM_NAME STREQUAL "NetBSD" OR
CMAKE_SYSTEM_NAME STREQUAL "OpenBSD" OR
CMAKE_SYSTEM_NAME STREQUAL "DragonFly BSD" OR
CMAKE_SYSTEM_NAME STREQUAL "Linux" OR
CMAKE_SYSTEM_NAME STREQUAL "OSF1")
#
# Platforms where the linker is the GNU linker
# or accepts command-line arguments like
# those the GNU linker accepts.
#
set(V_RPATH_OPT "-Wl,-rpath,")
elseif(CMAKE_SYSTEM_NAME STREQUAL "SunOS" AND CMAKE_SYSTEM_VERSION MATCHES "5[.][0-9.]*")
#
# SunOS 5.x.
#
# XXX - this assumes GCC is using the Sun linker,
# rather than the GNU linker.
#
set(V_RPATH_OPT "-Wl,-R,")
else()
#
# No option needed to set the RPATH.
#
set(V_RPATH_OPT "")
endif()
set(LIBS "")
foreach(LIB ${PCAP_LINK_LIBRARIES})
set(LIBS "${LIBS} -l${LIB}")
endforeach(LIB)
configure_file(${CMAKE_SOURCE_DIR}/pcap-config.in ${CMAKE_CURRENT_BINARY_DIR}/pcap-config @ONLY)
install(PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/pcap-config DESTINATION bin)
endif(NOT MSVC)
# uninstall target
configure_file(
"${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake.in"
"${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
IMMEDIATE @ONLY)
add_custom_target(uninstall
COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)