forked from osmocom/wireshark
84 lines
2.7 KiB
CMake
84 lines
2.7 KiB
CMake
#
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# $Id$
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#
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# - Find pcap and winpcap
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# Find the native PCAP includes and library
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#
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# PCAP_INCLUDE_DIRS - where to find pcap.h, etc.
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# PCAP_LIBRARIES - List of libraries when using pcap.
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# PCAP_FOUND - True if pcap found.
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include( FindWSWinLibs )
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FindWSWinLibs( "WpdPack" "PCAP_HINTS" )
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find_path( PCAP_INCLUDE_DIR
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NAMES
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pcap/pcap.h
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pcap.h
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HINTS
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"${PCAP_HINTS}/include"
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)
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find_library( PCAP_LIBRARY
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NAMES
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pcap
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wpcap
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HINTS
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"${PCAP_HINTS}/lib"
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)
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include( FindPackageHandleStandardArgs )
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find_package_handle_standard_args( PCAP DEFAULT_MSG PCAP_INCLUDE_DIR PCAP_LIBRARY )
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if( PCAP_FOUND )
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set( PCAP_INCLUDE_DIRS ${PCAP_INCLUDE_DIR} )
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set( PCAP_LIBRARIES ${PCAP_LIBRARY} )
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else()
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set( PCAP_INCLUDE_DIRS )
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set( PCAP_LIBRARIES )
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endif()
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#Functions
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include( CMakePushCheckState )
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include( CheckFunctionExists )
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include( CheckVariableExists )
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cmake_push_check_state()
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set( CMAKE_REQUIRED_INCLUDES ${PCAP_INCLUDE_DIRS} )
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set( CMAKE_REQUIRED_LIBRARIES ${PCAP_LIBRARIES} )
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check_variable_exists( "pcap_version" HAVE_PCAP_VERSION )
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check_function_exists( "pcap_open_dead" HAVE_PCAP_OPEN_DEAD )
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check_function_exists( "pcap_freecode" HAVE_PCAP_FREECODE )
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#
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# Note: for pcap_breakloop() and pcap_findalldevs(), the autoconf script
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# checks for more than just whether the function exists, it also checks
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# for whether pcap.h declares it; Mac OS X software/security updates can
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# update libpcap without updating the headers.
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#
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check_function_exists( "pcap_breakloop" HAVE_PCAP_BREAKLOOP )
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check_function_exists( "pcap_create" HAVE_PCAP_CREATE )
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check_function_exists( "pcap_datalink_name_to_val" HAVE_PCAP_DATALINK_NAME_TO_VAL )
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check_function_exists( "pcap_datalink_val_to_description" HAVE_PCAP_DATALINK_VAL_TO_DESCRIPTION )
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check_function_exists( "pcap_datalink_val_to_name" HAVE_PCAP_DATALINK_VAL_TO_NAME )
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check_function_exists( "pcap_findalldevs" HAVE_PCAP_FINDALLDEVS )
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check_function_exists( "pcap_free_datalinks" HAVE_PCAP_FREE_DATALINKS )
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check_function_exists( "pcap_get_selectable_fd" HAVE_PCAP_GET_SELECTABLE_FD )
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check_function_exists( "pcap_lib_version" HAVE_PCAP_LIB_VERSION )
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check_function_exists( "pcap_list_datalinks" HAVE_PCAP_LIST_DATALINKS )
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check_function_exists( "pcap_set_datalink" HAVE_PCAP_SET_DATALINK )
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check_function_exists( "bpf_image" HAVE_BPF_IMAGE )
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# Remote pcap checks
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check_function_exists( "pcap_open" H_PCAP_OPEN )
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check_function_exists( "pcap_findalldevs_ex" H_FINDALLDEVS_EX )
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check_function_exists( "pcap_createsrcstr" H_CREATESRCSTR )
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if( H_PCAP_OPEN AND H_FINDALLDEVS_EX AND H_CREATESRCSTR )
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set( HAVE_PCAP_REMOTE 1 )
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set( HAVE_REMOTE 1 )
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endif()
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cmake_pop_check_state()
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mark_as_advanced( PCAP_LIBRARIES PCAP_INCLUDE_DIRS )
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