# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
# file Copyright.txt or https://cmake.org/licensing for details.
if (UNIX)
find_package(PkgConfig QUIET)
pkg_check_modules(_OPENSSL QUIET openssl-unsafe)
endif ()
# Support preference of static libs by adjusting CMAKE_FIND_LIBRARY_SUFFIXES
if(OPENSSL_USE_STATIC_LIBS)
set(_openssl_ORIG_CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES})
if(WIN32)
set(CMAKE_FIND_LIBRARY_SUFFIXES .lib .a ${CMAKE_FIND_LIBRARY_SUFFIXES})
else()
set(CMAKE_FIND_LIBRARY_SUFFIXES .a )
endif()
endif()
if (WIN32)
else ()
set(_OPENSSL_ROOT_HINTS
${OPENSSL_ROOT_DIR}
ENV OPENSSL_ROOT_DIR
)
endif ()
set(_OPENSSL_ROOT_HINTS_AND_PATHS
HINTS ${_OPENSSL_ROOT_HINTS}
PATHS ${_OPENSSL_ROOT_PATHS}
)
find_path(OPENSSL_UNSAFE_INCLUDE_DIR
NAMES
openssl-unsafe/ssl.h
${_OPENSSL_ROOT_HINTS_AND_PATHS}
HINTS
${_OPENSSL_INCLUDEDIR}
PATH_SUFFIXES
include
)
if(WIN32 AND NOT CYGWIN)
else()
find_library(OPENSSL_UNSAFE_SSL_LIBRARY
NAMES
unsafessl
NAMES_PER_DIR
${_OPENSSL_ROOT_HINTS_AND_PATHS}
HINTS
${_OPENSSL_LIBDIR}
PATH_SUFFIXES
lib
)
find_library(OPENSSL_UNSAFE_CRYPTO_LIBRARY
NAMES
unsafecrypto
NAMES_PER_DIR
${_OPENSSL_ROOT_HINTS_AND_PATHS}
HINTS
${_OPENSSL_LIBDIR}
PATH_SUFFIXES
lib
)
mark_as_advanced(OPENSSL_UNSAFE_CRYPTO_LIBRARY OPENSSL_UNSAFE_SSL_LIBRARY)
# compat defines
set(OPENSSL_UNSAFE_SSL_LIBRARIES ${OPENSSL_SSL_LIBRARY})
set(OPENSSL_UNSAFE_CRYPTO_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
endif()
function(from_hex HEX DEC)
string(TOUPPER "${HEX}" HEX)
set(_res 0)
string(LENGTH "${HEX}" _strlen)
while (_strlen GREATER 0)
math(EXPR _res "${_res} * 16")
string(SUBSTRING "${HEX}" 0 1 NIBBLE)
string(SUBSTRING "${HEX}" 1 -1 HEX)
if (NIBBLE STREQUAL "A")
math(EXPR _res "${_res} + 10")
elseif (NIBBLE STREQUAL "B")
math(EXPR _res "${_res} + 11")
elseif (NIBBLE STREQUAL "C")
math(EXPR _res "${_res} + 12")
elseif (NIBBLE STREQUAL "D")
math(EXPR _res "${_res} + 13")
elseif (NIBBLE STREQUAL "E")
math(EXPR _res "${_res} + 14")
elseif (NIBBLE STREQUAL "F")
math(EXPR _res "${_res} + 15")
else()
math(EXPR _res "${_res} + ${NIBBLE}")
endif()
string(LENGTH "${HEX}" _strlen)
endwhile()
set(${DEC} ${_res} PARENT_SCOPE)
endfunction()
if(OPENSSL_UNSAFE_INCLUDE_DIR AND EXISTS "${OPENSSL_UNSAFE_INCLUDE_DIR}/openssl-unsafe/opensslv.h")
file(STRINGS "${OPENSSL_UNSAFE_INCLUDE_DIR}/openssl-unsafe/opensslv.h" openssl_version_str
REGEX "^#[\t ]*define[\t ]+OPENSSL_VERSION_NUMBER[\t ]+0x([0-9a-fA-F])+.*")
if(openssl_version_str)
# The version number is encoded as 0xMNNFFPPS: major minor fix patch status
# The status gives if this is a developer or prerelease and is ignored here.
# Major, minor, and fix directly translate into the version numbers shown in
# the string. The patch field translates to the single character suffix that
# indicates the bug fix state, which 00 -> nothing, 01 -> a, 02 -> b and so
# on.
string(REGEX REPLACE "^.*OPENSSL_VERSION_NUMBER[\t ]+0x([0-9a-fA-F])([0-9a-fA-F][0-9a-fA-F])([0-9a-fA-F][0-9a-fA-F])([0-9a-fA-F][0-9a-fA-F])([0-9a-fA-F]).*$"
"\\1;\\2;\\3;\\4;\\5" OPENSSL_VERSION_LIST "${openssl_version_str}")
list(GET OPENSSL_VERSION_LIST 0 OPENSSL_VERSION_MAJOR)
list(GET OPENSSL_VERSION_LIST 1 OPENSSL_VERSION_MINOR)
from_hex("${OPENSSL_VERSION_MINOR}" OPENSSL_VERSION_MINOR)
list(GET OPENSSL_VERSION_LIST 2 OPENSSL_VERSION_FIX)
from_hex("${OPENSSL_VERSION_FIX}" OPENSSL_VERSION_FIX)
list(GET OPENSSL_VERSION_LIST 3 OPENSSL_VERSION_PATCH)
if (NOT OPENSSL_VERSION_PATCH STREQUAL "00")
from_hex("${OPENSSL_VERSION_PATCH}" _tmp)
# 96 is the ASCII code of 'a' minus 1
math(EXPR OPENSSL_VERSION_PATCH_ASCII "${_tmp} + 96")
unset(_tmp)
# Once anyone knows how OpenSSL would call the patch versions beyond 'z'
# this should be updated to handle that, too. This has not happened yet
# so it is simply ignored here for now.
string(ASCII "${OPENSSL_VERSION_PATCH_ASCII}" OPENSSL_VERSION_PATCH_STRING)
endif ()
set(OPENSSL_UNSAFE_VERSION "${OPENSSL_VERSION_MAJOR}.${OPENSSL_VERSION_MINOR}.${OPENSSL_VERSION_FIX}${OPENSSL_VERSION_PATCH_STRING}")
endif ()
endif ()
set(OPENSSL_UNSAFE_LIBRARIES ${OPENSSL_UNSAFE_SSL_LIBRARY} ${OPENSSL_UNSAFE_CRYPTO_LIBRARY} )
foreach(_comp IN LISTS OpenSSLUnsafe_FIND_COMPONENTS)
if(_comp STREQUAL "Crypto")
if(EXISTS "${OPENSSL_UNSAFE_INCLUDE_DIR}" AND
(EXISTS "${OPENSSL_UNSAFE_CRYPTO_LIBRARY}" OR
EXISTS "${LIB_EAY_LIBRARY_DEBUG}" OR
EXISTS "${LIB_EAY_LIBRARY_RELEASE}")
)
set(OpenSSLUnsafe_${_comp}_FOUND TRUE)
else()
set(OpenSSLUnsafe_${_comp}_FOUND FALSE)
endif()
elseif(_comp STREQUAL "SSL")
if(EXISTS "${OPENSSL_UNSAFE_INCLUDE_DIR}" AND
(EXISTS "${OPENSSL_UNSAFE_SSL_LIBRARY}" OR
EXISTS "${SSL_EAY_LIBRARY_DEBUG}" OR
EXISTS "${SSL_EAY_LIBRARY_RELEASE}")
)
set(OpenSSLUnsafe_${_comp}_FOUND TRUE)
else()
set(OpenSSLUnsafe_${_comp}_FOUND FALSE)
endif()
else()
message(WARNING "${_comp} is not a valid OpenSSL component")
set(OpenSSLUnsafe_${_comp}_FOUND FALSE)
endif()
endforeach()
unset(_comp)
include(${CMAKE_ROOT}/Modules/FindPackageHandleStandardArgs.cmake)
find_package_handle_standard_args(OpenSSLUnsafe
REQUIRED_VARS
OPENSSL_UNSAFE_CRYPTO_LIBRARY
OPENSSL_UNSAFE_INCLUDE_DIR
VERSION_VAR
OPENSSL_UNSAFE_VERSION
HANDLE_COMPONENTS
FAIL_MESSAGE
"Could NOT find OpenSSLUnsafe, try to set the path to OpenSSLUnsafe root folder in the system variable OPENSSL_ROOT_DIR"
)
mark_as_advanced(OPENSSL_UNSAFE_INCLUDE_DIR OPENSSL_UNSAFE_LIBRARIES)
if(OPENSSLUNSAFE_FOUND)
if(NOT TARGET OpenSSLUnsafe::Crypto AND
(EXISTS "${OPENSSL_UNSAFE_CRYPTO_LIBRARY}" OR
EXISTS "${LIB_EAY_LIBRARY_DEBUG}" OR
EXISTS "${LIB_EAY_LIBRARY_RELEASE}")
)
add_library(OpenSSLUnsafe::Crypto UNKNOWN IMPORTED)
set_target_properties(OpenSSLUnsafe::Crypto PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${OPENSSL_UNSAFE_INCLUDE_DIR}")
if(EXISTS "${OPENSSL_UNSAFE_CRYPTO_LIBRARY}")
set_target_properties(OpenSSLUnsafe::Crypto PROPERTIES
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
IMPORTED_LOCATION "${OPENSSL_UNSAFE_CRYPTO_LIBRARY}")
endif()
if(EXISTS "${LIB_EAY_LIBRARY_RELEASE}")
set_property(TARGET OpenSSLUnsafe::Crypto APPEND PROPERTY
IMPORTED_CONFIGURATIONS RELEASE)
set_target_properties(OpenSSLUnsafe::Crypto PROPERTIES
IMPORTED_LINK_INTERFACE_LANGUAGES_RELEASE "C"
IMPORTED_LOCATION_RELEASE "${LIB_EAY_LIBRARY_RELEASE}")
endif()
if(EXISTS "${LIB_EAY_LIBRARY_DEBUG}")
set_property(TARGET OpenSSLUnsafe::Crypto APPEND PROPERTY
IMPORTED_CONFIGURATIONS DEBUG)
set_target_properties(OpenSSLUnsafe::Crypto PROPERTIES
IMPORTED_LINK_INTERFACE_LANGUAGES_DEBUG "C"
IMPORTED_LOCATION_DEBUG "${LIB_EAY_LIBRARY_DEBUG}")
endif()
endif()
if(NOT TARGET OpenSSLUnsafe::SSL AND
(EXISTS "${OPENSSL_UNSAFE_SSL_LIBRARY}" OR
EXISTS "${SSL_EAY_LIBRARY_DEBUG}" OR
EXISTS "${SSL_EAY_LIBRARY_RELEASE}")
)
add_library(OpenSSLUnsafe::SSL UNKNOWN IMPORTED)
set_target_properties(OpenSSLUnsafe::SSL PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES "${OPENSSL_UNSAFE_INCLUDE_DIR}")
if(EXISTS "${OPENSSL_UNSAFE_SSL_LIBRARY}")
set_target_properties(OpenSSLUnsafe::SSL PROPERTIES
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
IMPORTED_LOCATION "${OPENSSL_UNSAFE_SSL_LIBRARY}")
endif()
if(EXISTS "${SSL_EAY_LIBRARY_RELEASE}")
set_property(TARGET OpenSSLUnsafe::SSL APPEND PROPERTY
IMPORTED_CONFIGURATIONS RELEASE)
set_target_properties(OpenSSLUnsafe::SSL PROPERTIES
IMPORTED_LINK_INTERFACE_LANGUAGES_RELEASE "C"
IMPORTED_LOCATION_RELEASE "${SSL_EAY_LIBRARY_RELEASE}")
endif()
if(EXISTS "${SSL_EAY_LIBRARY_DEBUG}")
set_property(TARGET OpenSSLUnsafe::SSL APPEND PROPERTY
IMPORTED_CONFIGURATIONS DEBUG)
set_target_properties(OpenSSLUnsafe::SSL PROPERTIES
IMPORTED_LINK_INTERFACE_LANGUAGES_DEBUG "C"
IMPORTED_LOCATION_DEBUG "${SSL_EAY_LIBRARY_DEBUG}")
endif()
if(TARGET OpenSSLUnsafe::Crypto)
set_target_properties(OpenSSLUnsafe::SSL PROPERTIES
INTERFACE_LINK_LIBRARIES OpenSSLUnsafe::Crypto)
endif()
endif()
endif()
# Restore the original find library ordering
if(OPENSSL_USE_STATIC_LIBS)
set(CMAKE_FIND_LIBRARY_SUFFIXES ${_openssl_ORIG_CMAKE_FIND_LIBRARY_SUFFIXES})
endif()