110 lines
4 KiB
CMake
110 lines
4 KiB
CMake
# - Try to find MbedTLS
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# Once done this will define
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#
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# MBEDTLS_FOUND - MbedTLS was found
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# MBEDTLS_INCLUDE_DIRS - MbedTLS include directories
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# MBEDTLS_LIBRARIES - link these to use MbedTLS
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# MBEDTLS_VERSION - version of MbedTLS
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#
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# Author Roman Janota <janota@cesnet.cz>
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# Copyright (c) 2024 CESNET, z.s.p.o.
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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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# 1. Redistributions of source code must retain the copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. The name of the author may not be used to endorse or promote products
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# derived from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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include(FindPackageHandleStandardArgs)
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if(MBEDTLS_LIBRARIES AND MBEDTLS_INCLUDE_DIRS)
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# in cache already
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set(MBEDTLS_FOUND TRUE)
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else()
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find_path(MBEDTLS_INCLUDE_DIR
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NAMES
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mbedtls/ssl.h
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PATHS
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/opt/local/include
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/sw/include
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${CMAKE_INCLUDE_PATH}
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${CMAKE_INSTALL_PREFIX}/include
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)
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find_library(MBEDTLS_LIBRARY
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NAMES
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libmbedtls.so
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PATHS
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/usr/lib
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/usr/lib64
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/opt/local/lib
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/sw/lib
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${CMAKE_LIBRARY_PATH}
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${CMAKE_INSTALL_PREFIX}/lib
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)
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find_library(MBEDX509_LIBRARY
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NAMES
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libmbedx509.so
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PATHS
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/usr/lib
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/usr/lib64
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/opt/local/lib
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/sw/lib
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${CMAKE_LIBRARY_PATH}
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${CMAKE_INSTALL_PREFIX}/lib
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)
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find_library(MBEDCRYPTO_LIBRARY
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NAMES
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libmbedcrypto.so
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PATHS
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/usr/lib
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/usr/lib64
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/opt/local/lib
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/sw/lib
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${CMAKE_LIBRARY_PATH}
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${CMAKE_INSTALL_PREFIX}/lib
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)
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if(MBEDTLS_INCLUDE_DIR AND MBEDTLS_LIBRARY AND MBEDX509_LIBRARY AND MBEDCRYPTO_LIBRARY)
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# learn MbedTLS version
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if(EXISTS "${MBEDTLS_INCLUDE_DIR}/mbedtls/build_info.h")
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file(STRINGS "${MBEDTLS_INCLUDE_DIR}/mbedtls/build_info.h" MBEDTLS_VERSION
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REGEX "#define[ \t]+MBEDTLS_VERSION_STRING[ \t]+\"([0-9]+\.[0-9]+\.[0-9]+)\"")
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string(REGEX MATCH "[0-9]+\\.[0-9]+\\.[0-9]+" MBEDTLS_VERSION ${MBEDTLS_VERSION})
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endif()
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if(NOT MBEDTLS_VERSION)
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message(STATUS "MBEDTLS_VERSION not found, assuming MbedTLS is too old and cannot be used!")
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set(MBEDTLS_INCLUDE_DIR "MBEDTLS_INCLUDE_DIR-NOTFOUND")
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set(MBEDTLS_LIBRARY "MBEDTLS_LIBRARY-NOTFOUND")
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endif()
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endif()
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set(MBEDTLS_INCLUDE_DIRS ${MBEDTLS_INCLUDE_DIR})
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set(MBEDTLS_LIBRARIES ${MBEDTLS_LIBRARY} ${MBEDX509_LIBRARY} ${MBEDCRYPTO_LIBRARY})
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find_package_handle_standard_args(MbedTLS FOUND_VAR MBEDTLS_FOUND
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REQUIRED_VARS MBEDTLS_INCLUDE_DIRS MBEDTLS_LIBRARIES
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VERSION_VAR MBEDTLS_VERSION)
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# show the MBEDTLS_INCLUDE_DIR and MBEDTLS_LIBRARIES variables only in the advanced view
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mark_as_advanced(MBEDTLS_INCLUDE_DIRS MBEDTLS_LIBRARIES)
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endif()
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