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# Once done these will be defined:
#
# LIBMBEDTLS_FOUND
# LIBMBEDTLS_INCLUDE_DIRS
# LIBMBEDTLS_LIBRARIES
#
# For use in OBS:
#
# MBEDTLS_INCLUDE_DIR
find_package(PkgConfig QUIET)
if (PKG_CONFIG_FOUND)
pkg_check_modules(_MBEDTLS QUIET mbedtls)
endif()
if(CMAKE_SIZEOF_VOID_P EQUAL 8)
set(_lib_suffix 64)
else()
set(_lib_suffix 32)
endif()
# If we're on MacOS or Linux, please try to statically-link mbedtls.
if(STATIC_MBEDTLS AND (APPLE OR UNIX))
set(_MBEDTLS_LIBRARIES libmbedtls.a)
set(_MBEDCRYPTO_LIBRARIES libmbedcrypto.a)
set(_MBEDX509_LIBRARIES libmbedx509.a)
endif()
find_path(MBEDTLS_INCLUDE_DIR
NAMES mbedtls/ssl.h
HINTS
ENV mbedtlsPath${_lib_suffix}
ENV mbedtlsPath
ENV DepsPath${_lib_suffix}
ENV DepsPath
${mbedtlsPath${_lib_suffix}}
${mbedtlsPath}
${DepsPath${_lib_suffix}}
${DepsPath}
${_MBEDTLS_INCLUDE_DIRS}
PATHS
/usr/include /usr/local/include /opt/local/include /sw/include
PATH_SUFFIXES
include)
find_library(MBEDTLS_LIB
NAMES ${_MBEDTLS_LIBRARIES} mbedtls libmbedtls
HINTS
ENV mbedtlsPath${_lib_suffix}
ENV mbedtlsPath
ENV DepsPath${_lib_suffix}
ENV DepsPath
${mbedtlsPath${_lib_suffix}}
${mbedtlsPath}
${DepsPath${_lib_suffix}}
${DepsPath}
${_MBEDTLS_LIBRARY_DIRS}
PATHS
/usr/lib /usr/local/lib /opt/local/lib /sw/lib
PATH_SUFFIXES
lib${_lib_suffix} lib
libs${_lib_suffix} libs
bin${_lib_suffix} bin
../lib${_lib_suffix} ../lib
../libs${_lib_suffix} ../libs
../bin${_lib_suffix} ../bin)
find_library(MBEDCRYPTO_LIB
NAMES ${_MBEDCRYPTO_LIBRARIES} mbedcrypto libmbedcrypto
HINTS
ENV mbedcryptoPath${_lib_suffix}
ENV mbedcryptoPath
ENV DepsPath${_lib_suffix}
ENV DepsPath
${mbedcryptoPath${_lib_suffix}}
${mbedcryptoPath}
${DepsPath${_lib_suffix}}
${DepsPath}
${_MBEDCRYPTO_LIBRARY_DIRS}
PATHS
/usr/lib /usr/local/lib /opt/local/lib /sw/lib
PATH_SUFFIXES
lib${_lib_suffix} lib
libs${_lib_suffix} libs
bin${_lib_suffix} bin
../lib${_lib_suffix} ../lib
../libs${_lib_suffix} ../libs
../bin${_lib_suffix} ../bin)
find_library(MBEDX509_LIB
NAMES ${_MBEDX509_LIBRARIES} mbedx509 libmbedx509
HINTS
ENV mbedx509Path${_lib_suffix}
ENV mbedx509Path
ENV DepsPath${_lib_suffix}
ENV DepsPath
${mbedx509Path${_lib_suffix}}
${mbedx509Path}
${DepsPath${_lib_suffix}}
${DepsPath}
${_MBEDX509_LIBRARY_DIRS}
PATHS
/usr/lib /usr/local/lib /opt/local/lib /sw/lib
PATH_SUFFIXES
lib${_lib_suffix} lib
libs${_lib_suffix} libs
bin${_lib_suffix} bin
../lib${_lib_suffix} ../lib
../libs${_lib_suffix} ../libs
../bin${_lib_suffix} ../bin)
# Sometimes mbedtls is split between three libs, and sometimes it isn't.
# If it isn't, let's check if the symbols we need are all in MBEDTLS_LIB.
if(MBEDTLS_LIB AND NOT MBEDCRYPTO_LIB AND NOT MBEDX509_LIB)
set(CMAKE_REQUIRED_LIBRARIES ${MBEDTLS_LIB})
set(CMAKE_REQUIRED_INCLUDES ${MBEDTLS_INCLUDE_DIR})
check_symbol_exists(mbedtls_x509_crt_init "mbedtls/x509_crt.h" MBEDTLS_INCLUDES_X509)
check_symbol_exists(mbedtls_sha256_init "mbedtls/sha256.h" MBEDTLS_INCLUDES_CRYPTO)
unset(CMAKE_REQUIRED_INCLUDES)
unset(CMAKE_REQUIRED_LIBRARIES)
endif()
# If we find all three libraries, then go ahead.
if(MBEDTLS_LIB AND MBEDCRYPTO_LIB AND MBEDX509_LIB)
set(LIBMBEDTLS_INCLUDE_DIRS ${MBEDTLS_INCLUDE_DIR})
set(LIBMBEDTLS_LIBRARIES ${MBEDTLS_LIB} ${MBEDCRYPTO_LIB} ${MBEDX509_LIB})
set(MBEDTLS_INCLUDE_DIRS ${LIBMBEDTLS_INCLUDE_DIRS})
set(MBEDTLS_LIBRARIES ${LIBMBEDTLS_LIBRARIES})
# Otherwise, if we find MBEDTLS_LIB, and it has both CRYPTO and x509
# within the single lib (i.e. a windows build environment), then also
# feel free to go ahead.
elseif(MBEDTLS_LIB AND MBEDTLS_INCLUDES_CRYPTO AND MBEDTLS_INCLUDES_X509)
set(LIBMBEDTLS_INCLUDE_DIRS ${MBEDTLS_INCLUDE_DIR})
set(LIBMBEDTLS_LIBRARIES ${MBEDTLS_LIB})
set(MBEDTLS_INCLUDE_DIRS ${LIBMBEDTLS_INCLUDE_DIRS})
set(MBEDTLS_LIBRARIES ${LIBMBEDTLS_LIBRARIES})
endif()
# Now we've accounted for the 3-vs-1 library case:
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(Libmbedtls DEFAULT_MSG MBEDTLS_LIBRARIES MBEDTLS_INCLUDE_DIRS)
mark_as_advanced(MBEDTLS_INCLUDE_DIR MBEDTLS_LIBRARIES MBEDTLS_INCLUDE_DIRS)
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