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			122 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			CMake
		
	
	
	
	
	
			
		
		
	
	
			122 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			CMake
		
	
	
	
	
	
| ###################################################################
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| #
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| #  Copyright (c) 2006 Frederic Heem, <frederic.heem@telsey.it>
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| #  All rights reserved.
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| #
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| # Redistribution and use in source and binary forms, with or without
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| # modification, are permitted provided that the following conditions
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| # are met:
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| #
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| # * Redistributions of source code must retain the above copyright
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| #   notice, this list of conditions and the following disclaimer.
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| #
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| # * Redistributions in binary form must reproduce the above copyright
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| #   notice, this list of conditions and the following disclaimer in
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| #   the documentation and/or other materials provided with the
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| #   distribution.
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| #
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| # * Neither the name of the Telsey nor the names of its
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| #   contributors may be used to endorse or promote products derived
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| #   from this software without specific prior written permission.
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| #
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| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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| # FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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| # COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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| # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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| # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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| # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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| # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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| # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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| # POSSIBILITY OF SUCH DAMAGE.
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| #
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| ###################################################################
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| # - Find pcap
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| # Find the PCAP includes and library
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| # http://www.tcpdump.org/
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| #
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| # The environment variable PCAPDIR allows to specficy where to find 
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| # libpcap in non standard location.
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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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| 
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| 
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| IF(EXISTS $ENV{PCAPDIR})
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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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|     PATHS
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|       $ENV{PCAPDIR}
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|     NO_DEFAULT_PATH
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|   )
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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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|     PATHS
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|       $ENV{PCAPDIR}
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|     NO_DEFAULT_PATH
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|   )
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|   
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| 
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| ELSE(EXISTS $ENV{PCAPDIR})
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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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|   )
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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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|   )
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|   
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| ENDIF(EXISTS $ENV{PCAPDIR})
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| 
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| SET(PCAP_INCLUDE_DIRS ${PCAP_INCLUDE_DIR})
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| SET(PCAP_LIBRARIES ${PCAP_LIBRARY})
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| 
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| IF(PCAP_INCLUDE_DIRS)
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|   MESSAGE(STATUS "Pcap include dirs set to ${PCAP_INCLUDE_DIRS}")
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| ELSE(PCAP_INCLUDE_DIRS)
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|   MESSAGE(FATAL " Pcap include dirs cannot be found")
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| ENDIF(PCAP_INCLUDE_DIRS)
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| 
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| IF(PCAP_LIBRARIES)
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|   MESSAGE(STATUS "Pcap library set to ${PCAP_LIBRARIES}")
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| ELSE(PCAP_LIBRARIES)
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|   MESSAGE(FATAL "Pcap library cannot be found")
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| ENDIF(PCAP_LIBRARIES)
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| 
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| #Functions
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| INCLUDE(CheckFunctionExists)
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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_FUNCTION_EXISTS("pcap_breakloop" HAVE_PCAP_BREAKLOOP)
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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_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_freecode" HAVE_PCAP_FREECODE)
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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_open_dead" HAVE_PCAP_OPEN_DEAD)
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| CHECK_FUNCTION_EXISTS("pcap_set_datalink" HAVE_PCAP_SET_DATALINK)
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| 
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| 
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| #Is pcap found ?
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| IF(PCAP_INCLUDE_DIRS AND PCAP_LIBRARIES)
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|   SET( PCAP_FOUND true )
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| ENDIF(PCAP_INCLUDE_DIRS AND PCAP_LIBRARIES)
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| 
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| 
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| MARK_AS_ADVANCED(
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|   PCAP_LIBRARIES
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|   PCAP_INCLUDE_DIRS
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| )
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