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# - Try to find mbedTLS
# Once done this will define
#
# MBEDTLS_FOUND - system has mbedTLS
# MBEDTLS_INCLUDE_DIRS - the mbedTLS include directory
# MBEDTLS_LIBRARIES - Link these to use mbedTLS
# MBEDTLS_DEFINITIONS - Compiler switches required for using mbedTLS
#=============================================================================
# Copyright (c) 2017 Sartura d.o.o.
#
# Author: Juraj Vijtiuk <juraj.vijtiuk@sartura.hr>
#
# Distributed under the OSI-approved BSD License (the "License");
# see accompanying file Copyright.txt for details.
#
# This software is distributed WITHOUT ANY WARRANTY; without even the
# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the License for more information.
#=============================================================================
#
set(_MBEDTLS_ROOT_HINTS
$ENV{MBEDTLS_ROOT_DIR}
${MBEDTLS_ROOT_DIR})
set(_MBEDTLS_ROOT_PATHS
"$ENV{PROGRAMFILES}/libmbedtls")
set(_MBEDTLS_ROOT_HINTS_AND_PATHS
HINTS ${_MBEDTLS_ROOT_HINTS}
PATHS ${_MBEDTLS_ROOT_PATHS})
find_path(MBEDTLS_INCLUDE_DIR
NAMES
mbedtls/ssl.h
HINTS
${_MBEDTLS_ROOT_HINTS_AND_PATHS}
PATH_SUFFIXES
include
)
find_library(MBEDTLS_SSL_LIBRARY
NAMES
mbedtls
HINTS
${_MBEDTLS_ROOT_HINTS_AND_PATHS}
PATH_SUFFIXES
lib
)
find_library(MBEDTLS_CRYPTO_LIBRARY
NAMES
mbedcrypto
HINTS
${_MBEDTLS_ROOT_HINTS_AND_PATHS}
PATH_SUFFIXES
lib
)
find_library(MBEDTLS_X509_LIBRARY
NAMES
mbedx509
HINTS
${_MBEDTLS_ROOT_HINTS_AND_PATHS}
PATH_SUFFIXES
lib
)
set(MBEDTLS_LIBRARIES ${MBEDTLS_SSL_LIBRARY} ${MBEDTLS_CRYPTO_LIBRARY}
${MBEDTLS_X509_LIBRARY})
if (MBEDTLS_INCLUDE_DIR AND EXISTS "${MBEDTLS_INCLUDE_DIR}/mbedtls/version.h")
# mbedtls 2.8
file(STRINGS "${MBEDTLS_INCLUDE_DIR}/mbedtls/version.h" _mbedtls_version_str REGEX
"^#[\t ]*define[\t ]+MBEDTLS_VERSION_STRING[\t ]+\"[0-9]+.[0-9]+.[0-9]+\"")
string(REGEX REPLACE "^.*MBEDTLS_VERSION_STRING.*([0-9]+.[0-9]+.[0-9]+).*"
"\\1" MBEDTLS_VERSION "${_mbedtls_version_str}")
elseif (MBEDTLS_INCLUDE_DIR AND EXISTS "${MBEDTLS_INCLUDE_DIR}/mbedtls/build_info.h")
# mbedtls 3.6
file(STRINGS "${MBEDTLS_INCLUDE_DIR}/mbedtls/version.h" _mbedtls_version_str REGEX
"^#[\t ]*define[\t ]+MBEDTLS_VERSION_STRING[\t ]+\"[0-9]+.[0-9]+.[0-9]+\"")
string(REGEX REPLACE "^.*MBEDTLS_VERSION_STRING.*([0-9]+.[0-9]+.[0-9]+).*"
"\\1" MBEDTLS_VERSION "${_mbedtls_version_str}")
endif ()
include(FindPackageHandleStandardArgs)
if (MBEDTLS_VERSION)
find_package_handle_standard_args(MbedTLS
REQUIRED_VARS
MBEDTLS_INCLUDE_DIR
MBEDTLS_LIBRARIES
VERSION_VAR
MBEDTLS_VERSION
FAIL_MESSAGE
"Could NOT find mbedTLS, try to set the path to mbedTLS root folder
in the system variable MBEDTLS_ROOT_DIR"
)
else (MBEDTLS_VERSION)
find_package_handle_standard_args(MbedTLS
"Could NOT find mbedTLS, try to set the path to mbedTLS root folder in
the system variable MBEDTLS_ROOT_DIR"
MBEDTLS_INCLUDE_DIR
MBEDTLS_LIBRARIES)
endif (MBEDTLS_VERSION)
# show the MBEDTLS_INCLUDE_DIRS and MBEDTLS_LIBRARIES variables only in the advanced view
mark_as_advanced(MBEDTLS_INCLUDE_DIR MBEDTLS_LIBRARIES)
if(MBEDTLS_FOUND)
if(NOT TARGET MbedTLS::mbedcrypto)
add_library(MbedTLS::mbedcrypto UNKNOWN IMPORTED)
set_target_properties(MbedTLS::mbedcrypto PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${MBEDTLS_INCLUDE_DIR}"
INTERFACE_LINK_LIBRARIES MbedTLS::mbedcrypto
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
IMPORTED_LOCATION "${MBEDTLS_CRYPTO_LIBRARY}")
endif()
if(NOT TARGET MbedTLS::mbedx509)
add_library(MbedTLS::mbedx509 UNKNOWN IMPORTED)
set_target_properties(MbedTLS::mbedx509 PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${MBEDTLS_INCLUDE_DIR}"
INTERFACE_LINK_LIBRARIES MbedTLS::mbedx509
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
IMPORTED_LOCATION "${MBEDTLS_X509_LIBRARY}")
endif()
if(NOT TARGET MbedTLS::mbedtls)
add_library(MbedTLS::mbedtls UNKNOWN IMPORTED)
set_target_properties(MbedTLS::mbedtls PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${MBEDTLS_INCLUDE_DIR}"
INTERFACE_LINK_LIBRARIES MbedTLS::mbedtls
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
IMPORTED_LOCATION "${MBEDTLS_LIBRARY}")
endif()
endif()
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