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CMakeLists.txt
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# CMakeList.txt
#
# Copyright (C) 2006-2020 wolfSSL Inc.
#
# This file is part of wolfSSL. (formerly known as CyaSSL)
#
# Usage:
# $ mkdir build
# $ cd build
# $ cmake ..
# $ cmake --build .
#
# To build with debugging use:
# $ cmake .. -DCMAKE_BUILD_TYPE=Debug
#
# See "Building with CMake" in INSTALL for more.
####################################################
# Project
####################################################
cmake_minimum_required(VERSION 3.16)
if("${CMAKE_SOURCE_DIR}" STREQUAL "${CMAKE_BINARY_DIR}")
message(FATAL_ERROR "In-source builds are not allowed.\
Run cmake from a separate directory from where CMakeLists.txt lives.\
NOTE: cmake will now create CMakeCache.txt and CMakeFiles/*.\
You must delete them, or cmake will refuse to work.")
endif()
project(wolfssl VERSION 5.5.0 LANGUAGES C ASM)
# shared library versioning
# increment if interfaces have been added, removed or changed
set(LIBTOOL_CURRENT 35)
# increment if source code has changed set to zero if current is incremented
set(LIBTOOL_REVISION 0)
# increment if interfaces have been added set to zero if interfaces have been
# removed or changed
set(LIBTOOL_AGE 0)
math(EXPR LIBTOOL_SO_VERSION "${LIBTOOL_CURRENT} - ${LIBTOOL_AGE}")
set(LIBTOOL_FULL_VERSION ${LIBTOOL_SO_VERSION}.${LIBTOOL_AGE}.${LIBTOOL_REVISION})
set(WOLFSSL_DEFINITIONS)
set(WOLFSSL_LINK_LIBS)
set(WOLFSSL_INCLUDE_DIRS)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules/")
include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/functions.cmake)
####################################################
# Compiler
####################################################
# Let CMake choose default compiler
# TODO: See gl_VISIBILITY in visibility.m4. Need to perform
# the same checks.
# TODO: Turn on warnings.
if(CMAKE_C_COMPILER_ID STREQUAL "AppleClang")
# Silence ranlib warning "has no symbols"
set(CMAKE_C_ARCHIVE_CREATE "<CMAKE_AR> Scr <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_CXX_ARCHIVE_CREATE "<CMAKE_AR> Scr <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_C_ARCHIVE_FINISH "<CMAKE_RANLIB> -no_warning_for_no_symbols -c <TARGET>")
set(CMAKE_CXX_ARCHIVE_FINISH "<CMAKE_RANLIB> -no_warning_for_no_symbols -c <TARGET>")
endif()
include(CheckIncludeFile)
check_include_file("arpa/inet.h" HAVE_ARPA_INET_H)
check_include_file("fcntl.h" HAVE_FCNTL_H)
check_include_file("limits.h" HAVE_LIMITS_H)
check_include_file("netdb.h" HAVE_NETDB_H)
check_include_file("netinet/in.h" HAVE_NETINET_IN_H)
check_include_file("stddef.h" HAVE_STDDEF_H)
check_include_file("time.h" HAVE_TIME_H)
check_include_file("sys/ioctl.h" HAVE_SYS_IOCTL_H)
check_include_file("sys/socket.h" HAVE_SYS_SOCKET_H)
check_include_file("sys/time.h" HAVE_SYS_TIME_H)
check_include_file("errno.h" HAVE_ERRNO_H)
check_include_file("dlfcn.h" HAVE_DLFCN_H)
check_include_file("inttypes.h" HAVE_INTTYPES_H)
check_include_file("memory.h" HAVE_MEMORY_H)
check_include_file("stdint.h" HAVE_STDINT_H)
check_include_file("stdlib.h" HAVE_STDLIB_H)
check_include_file("string.h" HAVE_STRING_H)
check_include_file("strings.h" HAVE_STRINGS_H)
check_include_file("sys/stat.h" HAVE_SYS_STAT_H)
check_include_file("sys/types.h" HAVE_SYS_TYPES_H)
check_include_file("unistd.h" HAVE_UNISTD_H)
include(CheckFunctionExists)
# TODO: Also check if these functions are declared by the
# expected headers. See comments around
# AC_CHECK_FUNCS/AC_CHECK_DECLS in configure.ac.
check_function_exists("gethostbyname" HAVE_GETHOSTBYNAME)
check_function_exists("getaddrinfo" HAVE_GETADDRINFO)
check_function_exists("gettimeofday" HAVE_GETTIMEOFDAY)
check_function_exists("gmtime_r" HAVE_GMTIME_R)
check_function_exists("inet_ntoa" HAVE_INET_NTOA)
check_function_exists("memset" HAVE_MEMSET)
check_function_exists("socket" HAVE_SOCKET)
check_function_exists("strftime" HAVE_STRFTIME)
include(CheckTypeSize)
check_type_size("__uint128_t" __UINT128_T)
check_type_size("long long" SIZEOF_LONG_LONG)
check_type_size("long" SIZEOF_LONG)
check_type_size("time_t" SIZEOF_TIME_T)
# By default, HAVE___UINT128_T gets defined as TRUE,
# but we want it as 1.
if(HAVE___UINT128_T)
set(HAVE___UINT128_T "1" CACHE INTERNAL "Result of TRY_COMPILE" FORCE)
endif()
include(TestBigEndian)
test_big_endian(WORDS_BIGENDIAN)
# Thread local storage
include(CheckCSourceCompiles)
set(TLS_KEYWORDS "__thread" "__declspec(thread)")
foreach(TLS_KEYWORD IN LISTS TLS_KEYWORDS)
set(TLS_CODE "#include <stdlib.h>
static void foo(void) {
static ${TLS_KEYWORD} int bar\;
exit(1)\;
}
int main() {
return 0\;
}"
)
check_c_source_compiles(${TLS_CODE} THREAD_LS_ON)
if(THREAD_LS_ON)
list(APPEND WOLFSSL_DEFINITIONS "-DHAVE_THREAD_LS")
break()
else()
# THREAD_LS_ON is cached after each call to
# check_c_source_compiles, and the function
# won't run subsequent times if the variable
# is in the cache. To make it run again, we
# need to remove the variable from the cache.
unset(THREAD_LS_ON CACHE)
endif()
endforeach()
# TODO: AX_PTHREAD does a lot. Need to implement the
# rest of its logic.
find_package(Threads)
####################################################
# Cross Compile Example
####################################################
#set(CMAKE_SYSTEM_NAME Linux)
#set(CMAKE_SYSTEM_PROCESSOR arm)
#set(CMAKE_C_COMPILER "/opt/arm-linux-musleabihf-cross/bin/arm-linux-musleabihf-gcc")
#set(CMAKE_CXX_COMPILER "/opt/arm-linux-musleabihf-cross/bin/arm-linux-musleabihf-g++")
#set(CMAKE_SYSROOT "/opt/arm-linux-musleabihf-cross/arm-linux-musleabihf/")
# Example for setting CFLAGS
#set(CMAKE_C_FLAGS "-std=gnu89 ${CMAKE_C_FLAGS}")
# Example for map file and custom linker script
#set(CMAKE_EXE_LINKER_FLAGS " -Xlinker -Map=output.map -T\"${CMAKE_CURRENT_SOURCE_DIR}/linker.ld\"")
if(WIN32)
# Windows cl.exe does not support the -Wextra, -Wno-unused and -Werror flags.
set(CMAKE_C_FLAGS "-Wall ${CMAKE_C_FLAGS}")
else()
set(CMAKE_C_FLAGS "-Wall -Wextra -Wno-unused -Werror ${CMAKE_C_FLAGS}")
endif()
####################################################
# Build Options
####################################################
# TODO: - FIPS
# - Distro
# - Linux Kernel Module
# - Single precision math
# - Enable all
# - Enable all crypto
# For reproducible build, gate out from the build anything that might
# introduce semantically frivolous jitter, maximizing chance of
# identical object files.
add_option("WOLFSSL_REPRODUCIBLE_BUILD"
"Enable maximally reproducible build (default: disabled)"
"no" "yes;no")
if(WOLFSSL_REPRODUCIBLE_BUILD)
list(APPEND WOLFSSL_DEFINITIONS "-DHAVE_REPRODUCIBLE_BUILD")
set(CMAKE_C_ARCHIVE_CREATE "<CMAKE_AR> Dqc <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_C_ARCHIVE_APPEND "<CMAKE_AR> Dq <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_C_ARCHIVE_FINISH "<CMAKE_RANLIB> -D <TARGET>")
endif()
# Support for forcing 32-bit mode
# TODO: detect platform from other options
add_option("WOLFSSL_32BIT"
"Enables 32-bit support (default: disabled)"
"no" "yes;no")
# 16-bit compiler support
add_option("WOLFSSL_16BIT"
"Enables 16-bit support (default: disabled)"
"no" "yes;no")
if(WOLFSSL_16BIT)
list(APPEND WOLFSSL_DEFINITIONS "-DWC_16BIT_CPU")
endif()
# Support for disabling all ASM
add_option("WOLFSSL_ASM"
"Enables option for assembly (default: enabled)"
"yes" "yes;no")
if(NOT WOLFSSL_ASM)
list(APPEND WOLFSSL_DEFINITIONS
"-DTFM_NO_ASM"
"-DWOLFSSL_NO_ASM")
endif()
# Enable Debugging
add_option("WOLFSSL_DEBUG"
"Enables option for debug (default: disabled)"
"no" "yes;no")
if(WOLFSSL_DEBUG)
set(CMAKE_C_FLAGS "-g ${CMAKE_C_FLAGS}")
list(APPEND WOLFSSL_DEFINITIONS
"-DDEBUG_WOLFSSL"
"-DDEBUG")
endif()
# Single threaded
add_option("WOLFSSL_SINGLE_THREADED"
"Enable wolfSSL single threaded (default: disabled)"
"no" "yes;no")
# TODO: Logic here isn't complete, yet (see AX_PTHREAD)
if(NOT WOLFSSL_SINGLE_THREADED)
if(CMAKE_USE_PTHREADS_INIT)
list(APPEND WOLFSSL_LINK_LIBS Threads::Threads)
set(HAVE_PTHREAD 1)
list(APPEND WOLFSSL_DEFINITIONS
"-DHAVE_PTHREAD"
"-D_POSIX_THREADS")
endif()
endif()
# DTLS
add_option("WOLFSSL_DTLS"
"Enables wolfSSL DTLS (default: disabled)"
"no" "yes;no")
if(WOLFSSL_DTLS)
list(APPEND WOLFSSL_DEFINITIONS
"-DWOLFSSL_DTLS")
endif()
# TLS v1.3
add_option("WOLFSSL_TLS13"
"Enable wolfSSL TLS v1.3 (default: enabled)"
"yes" "yes;no")
if("${FIPS_VERSION}" STREQUAL "v1")
override_cache(WOLFSSL_TLS13 "no")
endif()
# Post-handshake authentication
add_option("WOLFSSL_POSTAUTH"
"Enable wolfSSL Post-handshake Authentication (default: disabled)"
"no" "yes;no")
if(WOLFSSL_POSTAUTH)
if(NOT WOLFSSL_TLS13)
message(WARNING "TLS 1.3 is disabled - disabling Post-handshake Authentication")
override_cache(WOLFSSL_POSTAUTH "no")
else()
list(APPEND WOLFSSL_DEFINITIONS
"-DWOLFSSL_POST_HANDSHAKE_AUTH")
endif()
endif()
# Hello Retry Request Cookie
add_option("WOLFSSL_HRR_COOKIE"
"Enable the server to send Cookie Extension in HRR with state (default: disabled)"
"undefined" "yes;no;undefined")
if("${WOLFSSL_HRR_COOKIE}" STREQUAL "yes")
if(NOT WOLFSSL_TLS13)
message(WARNING "TLS 1.3 is disabled - disabling HRR Cookie")
override_cache(WOLFSSL_HRR_COOKIE "no")
else()
list(APPEND WOLFSSL_DEFINITIONS
"-DWOLFSSL_SEND_HRR_COOKIE")
endif()
endif()
# DTLS v1.3
add_option("WOLFSSL_DTLS13"
"Enable wolfSSL DTLS v1.3 (default: disabled)"
"no" "yes;no")
if(WOLFSSL_DTLS13)
if (NOT WOLFSSL_DTLS)
message(FATAL_ERROR "DTLS13 requires DTLS")
endif()
if (NOT WOLFSSL_TLS13)
message(FATAL_ERROR "DTLS13 requires TLS13")
endif()
list(APPEND WOLFSSL_DEFINITIONS "-DWOLFSSL_DTLS13")
list(APPEND WOLFSSL_DEFINITIONS "-DWOLFSSL_W64_WRAPPER")
if ("${WOLFSSL_HRR_COOKIE}" STREQUAL "undefined")
message(WARNING "DTLS1.3 is enabled - enabling HRR Cookie")
override_cache(WOLFSSL_HRR_COOKIE "yes")
list(APPEND WOLFSSL_DEFINITIONS "-DWOLFSSL_SEND_HRR_COOKIE")
endif()
if (WOLFSSL_AES)
list(APPEND WOLFSSL_DEFINITIONS "-DWOLFSSL_AES_DIRECT")
endif()
endif()
# DTLS ConnectionID support
add_option("WOLFSSL_DTLS_CID"
"Enables wolfSSL DTLS CID (default: disabled)"
"no" "yes;no")
if(WOLFSSL_DTLS_CID)
if(NOT WOLFSSL_DTLS13)
message(FATAL_ERROR "CID are supported only for DTLSv1.3")
endif()
list(APPEND WOLFSSL_DEFINITIONS "-DWOLFSSL_DTLS_CID")
endif()
# RNG
add_option("WOLFSSL_RNG"
"Enable compiling and using RNG (default: enabled)"
"yes" "yes;no")
if(NOT WOLFSSL_RNG)
list(APPEND WOLFSSL_DEFINITIONS "-DWC_NO_RNG")
endif()
# TODO: - DTLS-SCTP
# - DTLS multicast
# - OpenSSH
# - OpenVPN
# - Nginx
# - HAProxy
# - wpa_supplicant
# - Fortress
# - libwebsockets
# - IP alternative name
# - Qt
# - SSL bump
# - sniffer
# - Signal
# - OpenSSL coexist
# - OpenSSL compatibility all
# - OpenSSL compatibility extra
# - Max strength
# Harden, enable Timing Resistance and Blinding by default
add_option("WOLFSSL_HARDEN"
"Enable Hardened build, Enables Timing Resistance and Blinding (default: enabled)"
"yes" "yes;no")
if(WOLFSSL_HARDEN)
list(APPEND WOLFSSL_DEFINITIONS "-DTFM_TIMING_RESISTANT" "-DECC_TIMING_RESISTANT")
if(WOLFSSL_RNG)
list(APPEND WOLFSSL_DEFINITIONS "-DWC_RSA_BLINDING")
endif()
else()
list(APPEND WOLFSSL_DEFINITIONS "-DWC_NO_HARDEN")
endif()
add_option(WOLFSSL_OPENSSLEXTRA
"Enable extra OpenSSL API, size+ (default: disabled)"
"no" "yes;no")
if (WOLFSSL_OPENSSLEXTRA AND NOT WOLFSSL_OPENSSLCOEXIST)
list(APPEND WOLFSSL_DEFINITIONS
"-DOPENSSL_EXTRA"
"-DWOLFSSL_ALWAYS_VERIFY_CB"
"-DWOLFSSL_VERIFY_CB_ALL_CERTS"
"-DWOLFSSL_EXTRA_ALERTS"
"-DHAVE_EXT_CACHE"
"-DWOLFSSL_FORCE_CACHE_ON_TICKET")
endif()
# TODO: - IPv6 test apps
set(WOLFSSL_SLOW_MATH "yes")
# liboqs
add_option(WOLFSSL_OQS
"Enable integration with the OQS (Open Quantum Safe) liboqs library (default: disabled)"
"no" "yes;no")
if (WOLFSSL_OQS)
find_package(OQS)
if (OQS_FOUND)
list(APPEND WOLFSSL_LINK_LIBS ${OQS_LIBRARY})
list(APPEND WOLFSSL_INCLUDE_DIRS ${OQS_INCLUDE_DIR})
set(HAVE_LIBOQS 1)
list(APPEND WOLFSSL_DEFINITIONS
"-DHAVE_TLS_EXTENSIONS"
"-DHAVE_LIBOQS")
endif()
endif()
# TODO: - Lean PSK
# - Lean TLS
# - Low resource
# - Titan cache
# - Huge cache
# - Big cache
# - Small cache
# - Persistent session cache
# - Persistent cert cache
# - Write duplicate
# - Atomic user record layer
# - Public key callbacks
# - Microchip/Atmel CryptoAuthLib
# AES-CBC
add_option("WOLFSSL_AESCBC"
"Enable wolfSSL AES-CBC support (default: enabled)"
"yes" "yes;no")
if(NOT WOLFSSL_AESCBC)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_AES_CBC")
endif()
# AES-GCM
add_option("WOLFSSL_AESGCM"
"Enable wolfSSL AES-GCM support (default: enabled)"
"yes" "yes;no;table;small;word32;4bit")
# leanpsk and leantls don't need gcm
if(WOLFSSL_LEAN_PSK OR (WOLFSSL_LEAN_TLS AND NOT WOLFSSL_TLS13))
override_cache(WOLFSSL_AESGCM "no")
endif()
if(WOLFSSL_AESGCM AND NOT WORDS_BIGENDIAN)
override_cache(WOLFSSL_AESGCM "4bit")
endif()
if(WOLFSSL_AESGCM)
if("${WOLFSSL_AESGCM}" STREQUAL "word32")
list(APPEND WOLFSSL_DEFINITIONS "-DGCM_WORD32")
override_cache(WOLFSSL_AESGCM "yes")
endif()
if(("${WOLFSSL_AESGCM}" STREQUAL "small") OR WOLFSSL_LOW_RESOURCE)
list(APPEND WOLFSSL_DEFINITIONS "-DGCM_SMALL")
override_cache(WOLFSSL_AESGCM "yes")
endif()
if("${WOLFSSL_AESGCM}" STREQUAL "table")
list(APPEND WOLFSSL_DEFINITIONS "-DGCM_TABLE")
override_cache(WOLFSSL_AESGCM "yes")
endif()
if("${WOLFSSL_AESGCM}" STREQUAL "4bit")
list(APPEND WOLFSSL_DEFINITIONS "-DGCM_TABLE_4BIT")
override_cache(WOLFSSL_AESGCM "yes")
endif()
list(APPEND WOLFSSL_DEFINITIONS "-DHAVE_AESGCM")
endif()
# AES-SIV
add_option("WOLFSSL_AESSIV"
"Enable wolfSSL AES-SIV support (default: disabled)"
"no" "yes;no")
if(WOLFSSL_AESSIV)
list(APPEND WOLFSSL_DEFINITIONS "-DWOLFSSL_AES_SIV")
endif()
# AES-CTR
add_option("WOLFSSL_AESCTR"
"Enable wolfSSL AES-CTR support (default: disabled)"
"no" "yes;no")
if(WOLFSSL_OPENVPN OR
WOLFSSL_LIBSSH2 OR
WOLFSSL_AESSIV)
override_cache(WOLFSSL_AESCTR "yes")
endif()
if(WOLFSSL_AESCTR AND NOT WOLFSSL_FORTRESS)
list(APPEND WOLFSSL_DEFINITIONS
"-DWOLFSSL_AES_COUNTER"
"-DWOLFSSL_AES_DIRECT")
endif()
# AES-CCM
add_option("WOLFSSL_AESCCM"
"Enable wolfSSL AES-CCM support (default: disabled)"
"no" "yes;no")
# AES-OFB
add_option("WOLFSSL_AESOFB"
"Enable wolfSSL AES-OFB support (default: disabled)"
"no" "yes;no")
# TODO: - AES-GCM stream
# - AES-ARM
# - Xilinx hardened crypto
# - Intel AES-NI
# - Intel ASM
# - Intel RDRAND
# - Linux af_alg
# - Linux dev crpyto calls
# - Camellia
# - MD2
# - NULL cipher
# - RIPEMD
# - BLAKE2
add_option("WOLFSSL_AESCFB"
"Enable wolfSSL AES-CFB support (default: disabled)"
"no" "yes;no")
# Align data
add_option("WOLFSSL_ALIGN_DATA"
"Align data for ciphers (default: enabled)"
"yes" "yes;no")
if(WOLFSSL_ALIGN_DATA)
list(APPEND WOLFSSL_DEFINITIONS "-DWOLFSSL_USE_ALIGN")
endif()
# SHA224
set(SHA224_DEFAULT "no")
if(("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "x86_64") OR
("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "aarch64"))
if(NOT WOLFSSL_AFALG AND NOT WOLFSSL_DEVCRYPTO AND
(NOT WOLFSSL_FIPS OR ("${FIPS_VERSION}" STREQUAL "v2")))
set(SHA224_DEFAULT "yes")
endif()
endif()
add_option("WOLFSSL_SHA224"
"Enable wolfSSL SHA-224 support (default: enabled on x86_64/aarch64)"
${SHA224_DEFAULT} "yes;no")
# SHA3
set(SHA3_DEFAULT "no")
if(("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "x86_64") OR
("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "aarch64"))
if(NOT WOLFSSL_FIPS OR ("${FIPS_VERSION}" STREQUAL "v2"))
set(SHA3_DEFAULT "yes")
endif()
endif()
add_option("WOLFSSL_SHA3"
"Enable wolfSSL SHA-3 support (default: enabled on x86_64/aarch64)"
${SHA3_DEFAULT} "yes;no;small")
# SHAKE256
add_option("WOLFSSL_SHAKE256"
"Enable wolfSSL SHAKE256 support (default: enabled on x86_64/aarch64)"
"no" "yes;no;small")
# SHAKE128
add_option("WOLFSSL_SHAKE128"
"Enable wolfSSL SHAKE128 support (default: enabled on x86_64/aarch64)"
"no" "yes;no;small")
# SHA512
add_option("WOLFSSL_SHA512"
"Enable wolfSSL SHA-512 support (default: enabled)"
"yes" "yes;no")
# options that don't require sha512
if(WOLFSSL_LEAN_PSK OR
WOLFSSL_LEAN_TLS OR
WOLFSSL_32BIT OR
WOLFSSL_16BIT)
override_cache(WOLFSSL_SHA512 "no")
endif()
# options that require sha512
if(WOLFSSL_OPENSSH OR
WOLFSSL_WPAS OR
WOLFSSL_FORTRESS)
override_cache(WOLFSSL_SHA512 "yes")
endif()
if(WOLFSSL_SHA512)
list(APPEND WOLFSSL_DEFINITIONS "-DWOLFSSL_SHA512")
endif()
# SHA384
add_option("WOLFSSL_SHA384"
"Enable wolfSSL SHA-384 support (default: enabled)"
"yes" "yes;no")
# options that don't require sha384
if(WOLFSSL_LEAN_PSK OR
WOLFSSL_LEAN_TLS OR
WOLFSSL_32BIT OR
WOLFSSL_16BIT)
override_cache(WOLFSSL_SHA384 "no")
endif()
# options that require sha384
if(WOLFSSL_OPENSSH OR
WOLFSSL_WPAS OR
WOLFSSL_FORTRESS)
override_cache(WOLFSSL_SHA384 "yes")
endif()
if(WOLFSSL_SHA384)
list(APPEND WOLFSSL_DEFINITIONS "-DWOLFSSL_SHA384")
endif()
# TODO: - Session certs
# - SEP
add_option("WOLFSSL_KEYGEN"
"Enable key generation (default: disabled)])"
"no" "yes;no")
add_option("WOLFSSL_CERTGEN"
"Enable cert generation (default: disabled)"
"no" "yes;no")
add_option("WOLFSSL_CERTREQ"
"Enable cert request generation (default: disabled)"
"no" "yes;no")
add_option("WOLFSSL_CERTEXT"
"Enable cert request extensions (default: disabled)"
"no" "yes;no")
add_option("WOLFSSL_CERTGENCACHE"
"Enable decoded cert caching (default: disabled)"
"no" "yes;no")
# HKDF
add_option("WOLFSSL_HKDF"
"Enable HKDF (HMAC-KDF) support (default: disabled)"
"no" "yes;no")
if(WOLFSSL_TLS13)
override_cache(WOLFSSL_HKDF "yes")
endif()
if(WOLFSSL_HKDF)
list(APPEND WOLFSSL_DEFINITIONS "-DHAVE_HKDF")
endif()
# DSA
add_option("WOLFSSL_DSA"
"Enable DSA (default: disabled)"
"no" "yes;no")
if(NOT WOLFSSL_DSA AND NOT WOLFSSL_OPENSSH)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_DSA")
endif()
# ECC Shamir
add_option("WOLFSSL_ECCSHAMIR"
"Enable ECC Shamir (default: enabled)"
"yes" "yes;no")
# ECC
add_option("WOLFSSL_ECC"
"Enable ECC (default: enabled)"
"yes" "yes;no;nonblock")
# lean psk doesn't need ecc
if(WOLFSSL_LEAN_PSK)
override_cache(WOLFSSL_ECC "no")
endif()
if(WOLFSSL_OPENSSH OR
WOLFSSL_NGINX OR
WOLFSSL_SIGNAL)
override_cache(WOLFSSL_ECC "yes")
endif()
if(WOLFSSL_ECC)
list(APPEND WOLFSSL_DEFINITIONS "-DHAVE_ECC" "-DTFM_ECC256")
if(WOLFSSL_ECCSHAMIR AND NOT WOLFSSL_LOW_RESOURCE)
list(APPEND WOLFSSL_DEFINITIONS "-DECC_SHAMIR")
endif()
if("${WOLFSSL_ECC}" STREQUAL "nonblock")
list(APPEND WOLFSSL_DEFINITIONS "-DWC_ECC_NONBLOCK")
endif()
endif()
# TODO: - ECC custom curves
# - Compressed key
# - FP ECC, fixed point cache ECC
# - ECC encrypt
# - PSK
# - Single PSK identity
# CURVE25519
set(WOLFSSL_CURVE25519_SMALL "no")
add_option("WOLFSSL_CURVE25519"
"Enable Curve25519 (default: disabled)"
"no" "yes;no;small;no128bit")
if(WOLFSSL_OPENSSH)
override_cache(WOLFSSL_CURVE25519 "yes")
endif()
if(WOLFSSL_CURVE25519)
if("${WOLFSSL_CURVE25519}" STREQUAL "small" OR WOLFSSL_LOW_RESOURCE)
list(APPEND WOLFSSL_DEFINITIONS "-DCURVE25519_SMALL")
set(WOLFSSL_CURVE25519_SMALL "yes")
endif()
if("${WOLFSSL_CURVE25519}" STREQUAL "no128bit" OR WOLFSSL_32BIT)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_CURVED25519_128BIT")
endif()
list(APPEND WOLFSSL_DEFINITIONS "-DHAVE_CURVE25519")
set(WOLFSSL_FEMATH "yes")
endif()
# ED25519
set(WOLFSSL_ED25519_SMALL "no")
add_option("WOLFSSL_ED25519"
"Enable ED25519 (default: disabled)"
"no" "yes;no")
if(WOLFSSL_OPENSSH)
override_cache(WOLFSSL_ED25519 "yes")
endif()
if(WOLFSSL_ED25519 AND NOT WOLFSSL_32BIT)
if("${WOLFSSL_ED25519}" STREQUAL "small" OR WOLFSSL_LOW_RESOURCE)
list(APPEND WOLFSSL_DEFINITIONS "-DED25519_SMALL")
set(WOLFSSL_ED25519_SMALL "yes")
set(WOLFSSL_CURVE25519_SMALL "yes")
endif()
if(NOT WOLFSSL_SHA512)
message(FATAL_ERROR "cannot enable ed25519 without enabling sha512.")
endif()
set(WOLFSSL_FEMATH "yes")
set(WOLFSSL_GEMATH "yes")
list(APPEND WOLFSSL_DEFINITIONS "-DHAVE_ED25519")
endif()
# CURVE448
set(WOLFSSL_CURVE448_SMALL "no")
add_option("WOLFSSL_CURVE448"
"Enable Curve448 (default: disabled)"
"no" "yes;no;small")
if(WOLFSSL_CURVE448)
if("${WOLFSSL_CURVE448}" STREQUAL "small" OR WOLFSSL_LOW_RESOURCE)
list(APPEND WOLFSSL_DEFINITIONS "-DCURVE448_SMALL")
set(WOLFSSL_CURVE448_SMALL "yes")
endif()
if("${WOLFSSL_CURVE448}" STREQUAL "no128bit" OR WOLFSSL_32BIT)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_CURVED448_128BIT")
endif()
list(APPEND WOLFSSL_DEFINITIONS "-DHAVE_CURVE448")
set(WOLFSSL_FE448 "yes")
endif()
# ED448
set(WOLFSSL_ED448_SMALL "no")
add_option("WOLFSSL_ED448"
"Enable ED448 (default: disabled)"
"no" "yes;no;small")
if(WOLFSSL_ED448 AND NOT WOLFSSL_32BIT)
if("${WOLFSSL_ED448}" STREQUAL "small" OR WOLFSSL_LOW_RESOURCE)
list(APPEND WOLFSSL_DEFINITIONS "-DED448_SMALL")
set(WOLFSSL_ED448_SMALL "yes")
set(WOLFSSL_CURVE448_SMALL "yes")
endif()
if(NOT WOLFSSL_SHA512)
message(FATAL_ERROR "cannot enable ed448 without enabling sha512.")
endif()
set(WOLFSSL_FE448 "yes")
set(WOLFSSL_GE448 "yes")
list(APPEND WOLFSSL_DEFINITIONS "-DHAVE_ED448")
# EdDSA448 requires SHAKE256 which requires SHA-3
override_cache(WOLFSSL_SHAKE256 "yes")
endif()
# Error strings
add_option("WOLFSSL_ERROR_STRINGS"
"Enable error strings table (default: enabled)"
"yes" "yes;no")
if(NOT WOLFSSL_ERROR_STRINGS)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_ERROR_STRINGS")
else()
# turn off error strings if leanpsk or leantls on
if(WOLFSSL_LEAN_PSK OR WOLFSSL_LEAN_TLS)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_ERROR_STRINGS")
override_cache(WOLFSSL_ERROR_STRINGS "no")
endif()
endif()
# Error queue
add_option("WOLFSSL_ERROR_QUEUE"
"Enables adding nodes to error queue when compiled with OPENSSL_EXTRA (default: enabled)"
"yes" "yes;no")
if(NOT WOLFSSL_ERROR_QUEUE)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_ERROR_QUEUE")
endif()
# Old TLS
add_option("WOLFSSL_OLD_TLS"
"Enable old TLS versions < 1.2 (default: enabled)"
"yes" "yes;no")
if(NOT WOLFSSL_OLD_TLS)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_OLD_TLS")
else()
# turn off old if leanpsk or leantls on
if(WOLFSSL_LEAN_PSK OR WOLFSSL_LEAN_TLS)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_OLD_TLS")
override_cache(WOLFSSL_OLD_TLS "no")
endif()
endif()
# TLSv1.2
add_option("WOLFSSL_TLSV12"
"Enable TLS versions 1.2 (default: enabled)"
"yes" "yes;no")
if(NOT WOLFSSL_TLSV12)
list(APPEND WOLFSSL_DEFINITIONS
"-DWOLFSSL_NO_TLS12"
"-DNO_OLD_TLS")
endif()
# TODO: - TLSv1.0
# - SSLv3
# - Stack size
# - Stack size verbose
# Memory
add_option("WOLFSSL_MEMORY"
"Enable memory callbacks (default: enabled)"
"yes" "yes;no")
if(NOT WOLFSSL_MEMORY)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_WOLFSSL_MEMORY")
else()
# turn off memory cb if leanpsk or leantls on
if(WOLFSSL_LEAN_PSK OR WOLFSSL_LEAN_TLS)
# but don't turn on NO_WOLFSSL_MEMORY because using own
override_cache(WOLFSSL_MEMORY "no")
endif()
endif()
# TODO: - Track memory
# - Memory log
# - Stack log
# RSA
add_option("WOLFSSL_RSA"
"Enable RSA (default: enabled)"
"yes" "yes;no")
if(NOT WOLFSSL_RSA)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_RSA")
else()
if(WOLFSSL_LEAN_PSK OR WOLFSSL_LEAN_TLS)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_RSA")
override_cache(WOLFSSL_RSA "no")
endif()
endif()
# OAEP
add_option("WOLFSSL_OAEP"
"Enable RSA OAEP (default: enabled)"
"yes" "yes;no")
if(NOT WOLFSSL_OAEP)
list(APPEND WOLFSSL_DEFINITIONS "-DWC_NO_RSA_OAEP")
endif()
# TODO: - RSA public only
# - RSA verify inline only
# RSA-PSS
add_option("WOLFSSL_RSA_PSS"
"Enable RSA-PSS (default: disabled)"
"no" "yes;no")
if(NOT WOLFSSL_RSA)
override_cache(WOLFSSL_RSA_PSS "no")
else()
if(WOLFSSL_TLS13)
override_cache(WOLFSSL_RSA_PSS "yes")
endif()
endif()
if(WOLFSSL_RSA_PSS)
list(APPEND WOLFSSL_DEFINITIONS "-DWC_RSA_PSS")
list(APPEND WOLFSSL_DEFINITIONS "-DWOLFSSL_PSS_LONG_SALT")
endif()
# DH
add_option("WOLFSSL_DH"
"Enable DH (default: enabled)"
"yes" "yes;no")
if(WOLFSSL_OPENSSH)
override_cache(WOLFSSL_DH "yes")
endif()
if(NOT WOLFSSL_DH)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_DH")
else()
if(WOLFSSL_LEAN_PSK OR WOLFSSL_LEAN_TLS)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_DH")
override_cache(WOLFSSL_DH "no")
endif()
endif()
# TODO: - Anonymous
# ASN
# turn off asn, which means no certs, no rsa, no dsa, no ecc,
# and no big int (unless dh is on)
add_option("WOLFSSL_ASN"
"Enable ASN (default: enabled)"
"yes" "yes;no")
if(NOT WOLFSSL_ASN)
list(APPEND WOLFSSL_DEFINITIONS "-DNO_ASN" "-DNO_CERTS")
if(NOT WOLFSSL_DH AND NOT WOLFSSL_ECC)
# DH and ECC need bigint
list(APPEND WOLFSSL_DEFINITIONS "-DNO_BIG_INT")
endif()
else()
# turn off ASN if leanpsk on
if(WOLFSSL_LEAN_PSK)
list(APPEND WOLFSSL_DEFINITIONS
"-DNO_ASN"
"-DNO_CERTS"
"-DNO_BIG_INT")
override_cache(WOLFSSL_ASN "no")
else()
if("${WOLFSSL_ASN}" STREQUAL "nocrypt")
list(APPEND WOLFSSL_DEFINITIONS "-DNO_ASN_CRYPT")
# TODO: verify that this is correct
override_cache(WOLFSSL_PWDBASED "no")
endif()
endif()
endif()
if(WOLFSSL_RSA AND NOT WOLFSSL_RSA_VFY AND NOT WOLFSSL_ASN)
message(FATAL_ERROR "please disable rsa if disabling asn.")
endif()
if(WOLFSSL_DSA AND NOT WOLFSSL_ASN)
message(FATAL_ERROR "please disable dsa if disabling asn.")
endif()
# DH and ECC need bigint
if(NOT WOLFSSL_ASN AND
NOT WOLFSSL_DH AND
NOT WOLFSSL_ECC AND
NOT WOLFSSL_RSA)
override_cache(WOLFSSL_FAST_MATH "no")
set(WOLFSSL_SLOWMATH "no")
endif()
# AES
add_option("WOLFSSL_AES"
"Enable AES (default: enabled)"
"yes" "yes;no")