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configure.ac
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# configure.ac
#
# Copyright (C) 2006-2024 wolfSSL Inc.
#
# This file is part of wolfSSL. (formerly known as CyaSSL)
#
#
AC_COPYRIGHT([Copyright (C) 2006-2024 wolfSSL Inc.])
AC_PREREQ([2.69])
AC_INIT([wolfssl],[5.7.0],[https://github.com/wolfssl/wolfssl/issues],[wolfssl],[https://www.wolfssl.com])
AC_CONFIG_AUX_DIR([build-aux])
# The following sets CFLAGS to empty if unset on command line. We do not
# want the default "-g -O2" that AC_PROG_CC sets automatically.
: ${CFLAGS=""}
# Capture user C_EXTRA_FLAGS from configure line.
# Use of C_EXTRA_FLAGS is deprecated because CFLAGS was fixed but someone
# might still be using it.
CFLAGS="$CFLAGS $C_EXTRA_FLAGS $C_FLAGS"
AC_PROG_CC
AM_PROG_CC_C_O
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
AC_CONFIG_MACRO_DIR([m4])
AM_INIT_AUTOMAKE([1.14.1 -Wall -Werror -Wno-portability foreign tar-ustar subdir-objects no-define color-tests])
m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
AC_ARG_PROGRAM
AC_CONFIG_HEADERS([config.h:config.in])
LT_PREREQ([2.4.2])
LT_INIT([disable-static win32-dll])
AC_ARG_VAR(EXTRA_CPPFLAGS, [Extra CPPFLAGS to add to end of autoconf-computed arg list. Can also supply directly to make.])
AC_ARG_VAR(EXTRA_CFLAGS, [Extra CFLAGS to add to end of autoconf-computed arg list. Can also supply directly to make.])
AC_ARG_VAR(EXTRA_CCASFLAGS, [Extra CCASFLAGS to add to end of autoconf-computed arg list. Can also supply directly to make.])
AC_ARG_VAR(EXTRA_LDFLAGS, [Extra LDFLAGS to add to end of autoconf-computed arg list. Can also supply directly to make.])
WOLFSSL_CONFIG_ARGS=$ac_configure_args
AC_SUBST([WOLFSSL_CONFIG_ARGS])
# shared library versioning
# The three numbers in the libwolfssl.so.*.*.* file name. Unfortunately
# increment if interfaces have been removed or changed
WOLFSSL_LIBRARY_VERSION_FIRST=42
# increment if interfaces have been added
# set to zero if WOLFSSL_LIBRARY_VERSION_FIRST is incremented
WOLFSSL_LIBRARY_VERSION_SECOND=1
# increment if source code has changed
# set to zero if WOLFSSL_LIBRARY_VERSION_FIRST is incremented or
# WOLFSSL_LIBRARY_VERSION_SECOND is incremented
WOLFSSL_LIBRARY_VERSION_THIRD=0
WOLFSSL_LIBRARY_VERSION=${WOLFSSL_LIBRARY_VERSION_FIRST}:${WOLFSSL_LIBRARY_VERSION_SECOND}:${WOLFSSL_LIBRARY_VERSION_THIRD}
AC_SUBST([WOLFSSL_LIBRARY_VERSION_FIRST])
AC_SUBST([WOLFSSL_LIBRARY_VERSION_SECOND])
AC_SUBST([WOLFSSL_LIBRARY_VERSION_THIRD])
AC_SUBST([WOLFSSL_LIBRARY_VERSION])
gl_VISIBILITY
AS_IF([ test -n "$CFLAG_VISIBILITY" ], [
AM_CFLAGS="$AM_CFLAGS $CFLAG_VISIBILITY"
])
WOLFSSL_BUILD_DATE=$(date -R)
AC_SUBST([WOLFSSL_BUILD_DATE])
# Moved these size of and type checks before the library checks.
# The library checks add the library to subsequent test compiles
# and in some rare cases, the networking check causes these sizeof
# checks to fail.
AC_CHECK_SIZEOF([long long])
AC_CHECK_SIZEOF([long])
AC_CHECK_SIZEOF([time_t])
AC_CHECK_TYPES([__uint128_t])
# Distro build feature subset (Debian, Ubuntu, etc.)
AC_ARG_ENABLE([distro],
[AS_HELP_STRING([--enable-distro],[Enable wolfSSL distro build (default: disabled)])],
[ ENABLED_DISTRO=$enableval ],
[ ENABLED_DISTRO=no ]
)
if test "$ENABLED_DISTRO" = "yes"
then
enable_shared=yes
enable_static=yes
enable_all=yes
enable_earlydata=no
REPRODUCIBLE_BUILD_DEFAULT=yes
else
REPRODUCIBLE_BUILD_DEFAULT=no
fi
# Fail when an option is passed that is not recognized
m4_divert_once([DEFAULTS], [enable_option_checking=fatal])
# Allow experimental settings
AC_ARG_ENABLE([experimental],
[AS_HELP_STRING([--enable-experimental],[Allow experimental settings in the configuration (default: disabled)])],
[ ENABLED_EXPERIMENTAL=$enableval ],
[ ENABLED_EXPERIMENTAL=no ]
)
if test "$ENABLED_EXPERIMENTAL" = "yes"
then
AS_IF([ test "$ENABLED_DISTRO" = "yes" && test "$ENABLED_EXPERIMENTAL" = "yes" ],[ AC_MSG_ERROR([--enable-distro and --enable-experimental are mutually exclusive.]) ])
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_EXPERIMENTAL_SETTINGS"
AM_CCASFLAGS="$AM_CCASFLAGS -DWOLFSSL_EXPERIMENTAL_SETTINGS"
fi
AC_CHECK_HEADERS([arpa/inet.h fcntl.h limits.h netdb.h netinet/in.h stddef.h time.h sys/ioctl.h sys/socket.h sys/time.h errno.h sys/un.h])
AC_CHECK_LIB([network],[socket])
AC_C_BIGENDIAN
AC_C___ATOMIC
AC_CHECK_HEADER(stdatomic.h, [AM_CPPFLAGS="$AM_CPPFLAGS -DWOLFSSL_HAVE_ATOMIC_H"],[])
# check if functions of interest are linkable, but also check if
# they're declared by the expected headers, and if not, supersede the
# unusable positive from AC_CHECK_FUNCS().
AC_CHECK_FUNCS([gethostbyname getaddrinfo gettimeofday gmtime_r gmtime_s inet_ntoa memset socket strftime atexit])
AC_CHECK_DECLS([gethostbyname, getaddrinfo, gettimeofday, gmtime_r, gmtime_s, inet_ntoa, memset, socket, strftime, atexit], [], [
if test "$(eval echo \$"$(eval 'echo ac_cv_func_${as_decl_name}')")" = "yes"
then
AC_MSG_NOTICE([ note: earlier check for $(eval 'echo ${as_decl_name}') superseded.])
eval "ac_cv_func_${as_decl_name}=no"
_mask_varname=HAVE_`eval "echo '${as_decl_name}'" | tr 'a-z' 'A-Z'`
sed --in-place "s~^#define ${_mask_varname} 1$~~" confdefs.h
fi
], [[
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifdef HAVE_TIME_H
#include <time.h>
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
]])
AC_PROG_INSTALL
AC_TYPE_SIZE_T
AC_TYPE_UINT8_T
AC_TYPE_UINTPTR_T
AM_PROG_AS
OPTIMIZE_CFLAGS="-Os"
OPTIMIZE_FAST_CFLAGS="-O2"
OPTIMIZE_HUGE_CFLAGS="-funroll-loops -DTFM_SMALL_SET -DTFM_HUGE_SET"
DEBUG_CFLAGS="-g -DDEBUG -DDEBUG_WOLFSSL"
LIB_ADD=
LIB_STATIC_ADD=
if test "$output_objdir" = ""
then
output_objdir=.
fi
# Thread local storage
thread_ls_on="no"
AC_ARG_ENABLE([threadlocal],
[AS_HELP_STRING([--enable-threadlocal],[Enable thread local support (default: enabled)])],
[ ENABLED_THREADLOCAL=$enableval ],
[ ENABLED_THREADLOCAL=yes ]
)
if test "$ENABLED_THREADLOCAL" = "yes"
then
AX_TLS([thread_ls_on=yes],[thread_ls_on=no])
AS_IF([test "x$thread_ls_on" = "xyes"],[AM_CFLAGS="$AM_CFLAGS -DHAVE_THREAD_LS"])
fi
# DEBUG
AX_DEBUG
AS_IF([test "$ax_enable_debug" = "yes"],
[AM_CFLAGS="$AM_CFLAGS $DEBUG_CFLAGS"],
[AM_CFLAGS="$AM_CFLAGS -DNDEBUG"])
AS_IF([test "$ax_enable_debug" = "yes"],
[AM_CCASFLAGS="$DEBUG_CFLAGS $AM_CCASFLAGS"],
[AM_CCASFLAGS="$AM_CCASFLAGS -DNDEBUG"])
# Start without certificates enabled and enable if a certificate algorithm is
# enabled
ENABLED_CERTS="no"
# Implements requirements from RFC9325
AC_ARG_ENABLE([harden-tls],
[AS_HELP_STRING([--enable-harden-tls],[Enable requirements from RFC9325. Possible values are <yes>, <112>, or <128>. <yes> is equivalent to <112>. (default: disabled)])],
[ ENABLED_HARDEN_TLS=$enableval ],
[ ENABLED_HARDEN_TLS=no ]
)
if test "x$ENABLED_HARDEN_TLS" != "xno"
then
if test "x$ENABLED_HARDEN_TLS" = "xyes" || test "x$ENABLED_HARDEN_TLS" = "x112"
then
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_HARDEN_TLS=112"
elif test "x$ENABLED_HARDEN_TLS" = "x128"
then
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_HARDEN_TLS=128"
else
AC_MSG_ERROR([Invalid value for --enable-harden-tls])
fi
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_EXTRA_ALERTS -DWOLFSSL_CHECK_ALERT_ON_ERR"
fi
# Support for forcing 32-bit mode
# To force 32-bit instructions use:
# ./configure CFLAGS="-m32" LDFLAGS="-m32" && make
# The checks for sizeof long and long/long are run at the top of configure and require "-m32" to be set directly in the ./configure statement.
AC_ARG_ENABLE([32bit],
[AS_HELP_STRING([--enable-32bit],[Enables 32-bit support (default: disabled)])],
[ ENABLED_32BIT=$enableval ],
[ ENABLED_32BIT=no ]
)
# 16-bit compiler support
AC_ARG_ENABLE([16bit],
[AS_HELP_STRING([--enable-16bit],[Enables 16-bit support (default: disabled)])],
[ ENABLED_16BIT=$enableval ],
[ ENABLED_16BIT=no ]
)
if test "$ENABLED_16BIT" = "yes"
then
AM_CFLAGS="$AM_CFLAGS -DWC_16BIT_CPU"
fi
AC_ARG_ENABLE([64bit],
[AS_HELP_STRING([--enable-64bit],[Enables 64-bit support (default: disabled)])],
[ ENABLED_64BIT=$enableval ],
[ ENABLED_64BIT=no ]
)
AC_ARG_ENABLE([kdf],
[AS_HELP_STRING([--enable-kdf],[Enables kdf support (default: enabled)])],
[ ENABLED_KDF=$enableval ],
[ ENABLED_KDF=yes ]
)
AC_ARG_ENABLE([hmac],
[AS_HELP_STRING([--enable-hmac],[Enables HMAC support (default: enabled)])],
[ ENABLED_HMAC=$enableval ],
[ ENABLED_HMAC=yes ]
)
AC_ARG_ENABLE([do178],
[AS_HELP_STRING([--enable-do178],[Enable DO-178, Will NOT work w/o DO178 license (default: disabled)])],
[ENABLED_DO178=$enableval],
[ENABLED_DO178="no"])
if test "$ENABLED_DO178" = "no"
then
AM_CFLAGS="$AM_CFLAGS -DNO_DO178"
else
AM_CFLAGS="$AM_CFLAGS -DHAVE_DO178"
fi
# Support for disabling all ASM
AC_ARG_ENABLE([asm],
[AS_HELP_STRING([--enable-asm],[Enables option for assembly (default: enabled)])],
[ ENABLED_ASM=$enableval ],
[ ENABLED_ASM=yes ]
)
if test "$ENABLED_ASM" = "no"
then
AM_CFLAGS="$AM_CFLAGS -DTFM_NO_ASM -DWOLFSSL_NO_ASM"
fi
AC_SUBST([ENABLED_ASM])
# Default math is SP Math all and not fast math
# FIPS v1 and v2 must use fast math
DEF_SP_MATH="yes"
DEF_FAST_MATH="no"
# FIPS 140
AC_ARG_ENABLE([fips],
[AS_HELP_STRING([--enable-fips],[Enable FIPS 140-2, Will NOT work w/o FIPS license (default: disabled)])],
[ENABLED_FIPS=$enableval],
[ENABLED_FIPS="no"])
# wolfEngine Options
AC_ARG_ENABLE([engine],
[AS_HELP_STRING([--enable-engine],[Enable wolfEngine options (default: disabled)])],
[ ENABLED_WOLFENGINE=$enableval ],
[ ENABLED_WOLFENGINE=no ]
)
AS_CASE([$ENABLED_WOLFENGINE],
[no],[
ENABLED_WOLFENGINE="no"
],
[disabled],[
ENABLED_WOLFENGINE="no"
],
[yes|fips-v2|cert3389],[
ENABLED_WOLFENGINE="yes"
ENABLED_FIPS="v2"
],
[fips-v5],[
ENABLED_WOLFENGINE="yes"
ENABLED_FIPS="v5"
],
[fips-v6],[
ENABLED_WOLFENGINE="yes"
ENABLED_FIPS="v6"
],
[fips-ready],[
ENABLED_WOLFENGINE="yes"
ENABLED_FIPS="ready"
],
[no-fips],[
ENABLED_WOLFENGINE="yes"
ENABLED_FIPS="no"
],
[
AC_MSG_ERROR([Invalid value for --enable-engine "$ENABLED_WOLFENGINE" (options: fips-v2, fips-ready, no-fips, no, disabled)])
])
# The FIPS options are:
# no - FIPS build disabled, FIPS sources forbidden in build tree
# disabled - FIPS build disabled, FIPS sources ignored in build tree
# v1 - FIPS 140-2 Cert 2425
# default - same as v1
# v2 - FIPS 140-2 Cert 3389
# cert3389 - alias for v2
# rand - wolfRand
# v5-RC12 - FIPS 140-3, wolfCrypt/fips WCv5.0-RC12
# v5 - currently, alias for v5-RC12
# ready - FIPS 140-3 settings with in-tree wolfcrypt sources, feature locked
# dev - FIPS 140-3 settings with in-tree wolfcrypt sources, features freely adjustable
# v5-ready - Alias for ready.
# v5-dev - Alias for dev.
# v6 - The SRTP-KDF-full-submission
#
# These options have been retired, but are listed here for historical reference:
# v5-RC8 - historical FIPS 140-3 (wolfCrypt WCv5.0-RC8).
# HAVE_FIPS_VERSION = 5, HAVE_FIPS_VERSION_MINOR = 0.
# v5-RC9 - historical FIPS 140-3 (wolfCrypt WCv5.0-RC9)
# HAVE_FIPS_VERSION = 5, HAVE_FIPS_VERSION_MINOR = 1.
# v5-RC10 - historical FIPS 140-3, wolfCrypt/fips WCv5.0-RC10
# HAVE_FIPS_VERSION = 5, HAVE_FIPS_VERSION_MINOR = 2.
# v5-RC11 - historical FIPS 140-3, wolfCrypt/fips WCv5.0-RC11
# HAVE_FIPS_VERSION = 5, HAVE_FIPS_VERSION_MINOR = 2.
AS_CASE([$ENABLED_FIPS],
[no],[
FIPS_VERSION="none"
],
[disabled],[
FIPS_VERSION="disabled"
ENABLED_FIPS="no"
],
[v1|yes|cert2425],[
FIPS_VERSION="v1"
HAVE_FIPS_VERSION_MAJOR=1
ENABLED_FIPS="yes"
DEF_SP_MATH="no"
DEF_FAST_MATH="yes"
],
[v2|cert3389],[
FIPS_VERSION="v2"
HAVE_FIPS_VERSION_MAJOR=2
HAVE_FIPS_VERSION_MINOR=0
ENABLED_FIPS="yes"
DEF_SP_MATH="no"
DEF_FAST_MATH="yes"
],
[rand],[
FIPS_VERSION="rand"
HAVE_FIPS_VERSION_MAJOR=2
HAVE_FIPS_VERSION_MINOR=1
ENABLED_FIPS="yes"
DEF_SP_MATH="no"
DEF_FAST_MATH="no"
],
[v5|v5-RC12],[
FIPS_VERSION="v5-RC12"
HAVE_FIPS_VERSION_MAJOR=5
HAVE_FIPS_VERSION_MINOR=2
ENABLED_FIPS="yes"
DEF_SP_MATH="no"
DEF_FAST_MATH="yes"
],
[v5-ready],[
FIPS_VERSION="v5-ready"
HAVE_FIPS_VERSION_MAJOR=5
HAVE_FIPS_VERSION_MINOR=3
ENABLED_FIPS="yes"
DEF_SP_MATH="no"
DEF_FAST_MATH="yes"
],
[v5-dev],[
FIPS_VERSION="v5-dev"
HAVE_FIPS_VERSION_MAJOR=5
HAVE_FIPS_VERSION_MINOR=3
ENABLED_FIPS="yes"
# for dev, DEF_SP_MATH and DEF_FAST_MATH follow non-FIPS defaults (currently sp-math-all)
],
[v6],[
FIPS_VERSION="v6"
HAVE_FIPS_VERSION=6
HAVE_FIPS_VERSION_MAJOR=6
HAVE_FIPS_VERSION_MINOR=0
HAVE_FIPS_VERSION_PATCH=0
ENABLED_FIPS="yes"
DEF_SP_MATH="yes"
DEF_FAST_MATH="no"
],
# Should always remain one ahead of the latest so as not to be confused with
# the latest
[ready|v6-ready],[
FIPS_VERSION="ready"
HAVE_FIPS_VERSION=7
HAVE_FIPS_VERSION_MAJOR=7
HAVE_FIPS_VERSION_MINOR=0
HAVE_FIPS_VERSION_PATCH=0
ENABLED_FIPS="yes"
DEF_SP_MATH="yes"
DEF_FAST_MATH="no"
],
[dev|v6-dev],[
FIPS_VERSION="dev"
HAVE_FIPS_VERSION_MAJOR=7
HAVE_FIPS_VERSION_MINOR=0
HAVE_FIPS_VERSION_PATCH=0
ENABLED_FIPS="yes"
# for dev, DEF_SP_MATH and DEF_FAST_MATH follow non-FIPS defaults (currently sp-math-all)
],
[
AC_MSG_ERROR([Invalid value for --enable-fips "$ENABLED_FIPS" (main options: v1, v2, v5, v6, ready, dev, rand, no, disabled)])
])
if test -z "$HAVE_FIPS_VERSION_MAJOR"
then
HAVE_FIPS_VERSION_MAJOR=0
fi
if test -z "$HAVE_FIPS_VERSION_MINOR"
then
HAVE_FIPS_VERSION_MINOR=0
fi
if test -z "$HAVE_FIPS_VERSION_PATCH"
then
HAVE_FIPS_VERSION_PATCH=0
fi
if test -z "$HAVE_FIPS_VERSION"
then
HAVE_FIPS_VERSION="$HAVE_FIPS_VERSION_MAJOR"
fi
if test "$ENABLED_FIPS" != "no"
then
REPRODUCIBLE_BUILD_DEFAULT=yes
fi
AS_CASE([$FIPS_VERSION],
[none],
[
AS_IF([ test -s $srcdir/wolfcrypt/src/fips.c ],
[AC_MSG_ERROR([FIPS source tree is incompatible with non-FIPS build (requires --enable-fips)])])
],
[disabled],
[],
[
AS_IF([ ! test -s $srcdir/wolfcrypt/src/fips.c],
[AC_MSG_ERROR([non-FIPS source tree is incompatible with --enable-fips=$enableval])])
]
)
# For reproducible build, gate out from the build anything that might
# introduce semantically frivolous jitter, maximizing chance of
# identical object files.
AC_ARG_ENABLE([reproducible-build],
[AS_HELP_STRING([--enable-reproducible-build],[Enable maximally reproducible build (default: disabled)])],
[ ENABLED_REPRODUCIBLE_BUILD=$enableval ],
[ ENABLED_REPRODUCIBLE_BUILD=$REPRODUCIBLE_BUILD_DEFAULT ]
)
if test "$ENABLED_REPRODUCIBLE_BUILD" = "yes"
then
# Test ar for the "D" option. Should be checked before the libtool macros.
if test -z "$AR"; then
AR=ar
fi
xxx_ar_flags=$(${AR} --help 2>&1)
if test -z "$RANLIB"; then
RANLIB=ranlib
fi
xxx_ranlib_flags=$(${RANLIB} --help 2>&1)
AS_CASE([$xxx_ar_flags],[*'use zero for timestamps and uids/gids'*],[AR_FLAGS="Dcr" lt_ar_flags="Dcr"])
AS_CASE([$xxx_ranlib_flags],[*'Use zero for symbol map timestamp'*],[RANLIB="${RANLIB} -D"])
AM_CFLAGS="$AM_CFLAGS -DHAVE_REPRODUCIBLE_BUILD -g0"
# opportunistically use -ffile-prefix-map (added in GCC8 and LLVM10)
if "$CC" -ffile-prefix-map=/tmp=. -x c - -o /dev/null >/dev/null 2>&1 <<' EOF'
#include <stdlib.h>
int main(int argc, char **argv) {
(void)argc; (void)argv; return 0;
}
EOF
then
AM_CFLAGS="$AM_CFLAGS -ffile-prefix-map=\$(abs_top_srcdir)/= -ffile-prefix-map=\$(top_srcdir)/="
fi
# opportunistically use linker option --build-id=none
if "$CC" -Wl,--build-id=none -x c - -o /dev/null >/dev/null 2>&1 <<' EOF'
#include <stdlib.h>
int main(int argc, char **argv) {
(void)argc; (void)argv; return 0;
}
EOF
then
AM_LDFLAGS="$AM_LDFLAGS -Wl,--build-id=none"
fi
fi
AC_ARG_ENABLE([benchmark],
[AS_HELP_STRING([--enable-benchmark],[Build benchmark when building crypttests (default: enabled)])],
[ENABLED_BENCHMARK=$enableval],
[ENABLED_BENCHMARK=yes]
)
# Linux Kernel Module
AC_ARG_ENABLE([linuxkm],
[AS_HELP_STRING([--enable-linuxkm],[Enable Linux Kernel Module (default: disabled)])],
[ENABLED_LINUXKM=$enableval],
[ENABLED_LINUXKM=no]
)
AC_ARG_ENABLE([linuxkm-defaults],
[AS_HELP_STRING([--enable-linuxkm-defaults],[Enable feature defaults for Linux Kernel Module (default: disabled)])],
[ENABLED_LINUXKM_DEFAULTS=$enableval],
[ENABLED_LINUXKM_DEFAULTS=$ENABLED_LINUXKM]
)
AC_ARG_ENABLE([linuxkm-pie],
[AS_HELP_STRING([--enable-linuxkm-pie],[Enable relocatable object build of Linux kernel module (default: disabled)])],
[ENABLED_LINUXKM_PIE=$enableval],
[ENABLED_LINUXKM_PIE=$ENABLED_FIPS]
)
if test "$ENABLED_LINUXKM_PIE" = "yes"
then
AM_CFLAGS="$AM_CFLAGS -DHAVE_LINUXKM_PIE_SUPPORT"
elif test "$ENABLED_FIPS" = yes && test "$ENABLED_LINUXKM" = yes
then
AC_MSG_ERROR([FIPS linuxkm requires linuxkm-pie.])
fi
AC_SUBST([ENABLED_LINUXKM_PIE])
AC_ARG_ENABLE([linuxkm-benchmarks],
[AS_HELP_STRING([--enable-linuxkm-benchmarks],[Enable crypto benchmarking autorun at module load time for Linux kernel module (default: disabled)])],
[ENABLED_LINUXKM_BENCHMARKS=$enableval],
[ENABLED_LINUXKM_BENCHMARKS=no]
)
if test "$ENABLED_LINUXKM_BENCHMARKS" = "yes"
then
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_LINUXKM_BENCHMARKS"
fi
AC_SUBST([ENABLED_LINUXKM_BENCHMARKS])
if test "$ENABLED_LINUXKM_DEFAULTS" = "yes"
then
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_DH_CONST -DWOLFSSL_SP_MOD_WORD_RP -DWOLFSSL_SP_DIV_64 -DWOLFSSL_SP_DIV_WORD_HALF -DWOLFSSL_SMALL_STACK_STATIC -DWOLFSSL_TEST_SUBROUTINE=static"
if test "$ENABLED_LINUXKM_PIE" = "yes"; then
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_NO_OCSP_ISSUER_CHECK"
fi
if test "$ENABLED_FIPS" = "no"; then
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_OLD_PRIME_CHECK"
fi
DEF_SP_MATH="yes"
DEF_FAST_MATH="no"
fi
AC_ARG_WITH([linux-source],
[AS_HELP_STRING([--with-linux-source=PATH],[PATH to root of Linux kernel build tree])],
[KERNEL_ROOT=$withval],
[KERNEL_ROOT=""])
AC_ARG_WITH([linux-arch],
[AS_HELP_STRING([--with-linux-arch=arch],[built arch (SRCARCH) of Linux kernel build tree])],
[KERNEL_ARCH=$withval],
[KERNEL_ARCH=""])
if test "x$ENABLED_LINUXKM" = "xyes"
then
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_LINUXKM"
ENABLED_NO_LIBRARY=yes
ENABLED_BENCHMARK=no
output_objdir="$(realpath "$output_objdir")/linuxkm"
if test "$KERNEL_ROOT" = ""; then
AC_PATH_DEFAULT_KERNEL_SOURCE
KERNEL_ROOT="$DEFAULT_KERNEL_ROOT"
fi
AC_SUBST([KERNEL_ROOT])
if test "$KERNEL_ARCH" = ""; then
AC_DEFAULT_KERNEL_ARCH
KERNEL_ARCH="$DEFAULT_KERNEL_ARCH"
fi
AC_SUBST([KERNEL_ARCH])
if test "${KERNEL_ROOT}" = ""; then
AC_MSG_ERROR([Linux kernel source root not found -- supply with --with-linux-source=PATH.])
fi
if test "${KERNEL_ARCH}" = ""; then
AC_MSG_ERROR([Linux kernel target architecture for build tree ${KERNEL_ROOT} could not be determined. Is target kernel configured?])
fi
AM_CFLAGS="$AM_CFLAGS -DNO_DEV_RANDOM -DNO_WRITEV -DNO_STDIO_FILESYSTEM -DWOLFSSL_NO_SOCK -DWOLFSSL_USER_IO"
fi
# MATH LIBRARY SELECTION
# Single Precision maths implementation
AC_ARG_ENABLE([sp],
[AS_HELP_STRING([--enable-sp],[Enable Single Precision maths implementation (default: disabled)])],
[ ENABLED_SP=$enableval ],
[ ENABLED_SP=$ENABLED_SP_DEFAULT ],
)
AC_ARG_ENABLE([sp-math-all],
[AS_HELP_STRING([--enable-sp-math-all],[Enable Single Precision math implementation for full algorithm suite (default: enabled)])],
[ ENABLED_SP_MATH_ALL=$enableval ],
[ ENABLED_SP_MATH_ALL=$DEF_SP_MATH ],
)
# Single Precision maths (acceleration for common key sizes and curves)
if test "$ENABLED_LINUXKM_DEFAULTS" = "yes" && test "$ENABLED_SP" != "no" && test "$ENABLED_SP_MATH_ALL" = "no"
then
ENABLED_SP_MATH_DEFAULT=yes
else
ENABLED_SP_MATH_DEFAULT=no
fi
AC_ARG_ENABLE([sp-math],
[AS_HELP_STRING([--enable-sp-math],[Enable Single Precision math implementation with restricted algorithm suite (default: disabled)])],
[ ENABLED_SP_MATH=$enableval ],
[ ENABLED_SP_MATH=$ENABLED_SP_MATH_DEFAULT ],
)
if test "$enable_sp_math" != ""
then
# When the restricted SP Math is selected and not SP Math ALL, then disable
# SP Math ALL.
if test "$enable_sp_math" != "no" && test "$enable_sp_math_all" = ""
then
ENABLED_SP_MATH_ALL="no"
else
# Can't choose restricted and unrestricted SP Math
if test "$enable_sp_math" != "no" && test "$enable_sp_math_all" != "no"
then
AC_MSG_ERROR([--enable-sp-math and --enable-sp-math-all are incompatible. Use --enable-sp-math-all only when all key sizes need to be supported.])
fi
fi
fi
# enable SP math assembly support automatically for x86_64 and aarch64 (except Linux kernel module)
SP_ASM_DEFAULT=no
if test "$ENABLED_SP_MATH" = "yes" && test "$ENABLED_LINUXKM_DEFAULTS" = "no"
then
if test "$host_cpu" = "x86_64" || test "$host_cpu" = "aarch64" || test "$host_cpu" = "amd64"
then
SP_ASM_DEFAULT=yes
fi
fi
AC_ARG_ENABLE([sp-asm],
[AS_HELP_STRING([--enable-sp-asm],[Enable Single Precision assembly implementation (default: enabled on x86_64/aarch64/amd64)])],
[ ENABLED_SP_ASM=$enableval ],
[ ENABLED_SP_ASM=$SP_ASM_DEFAULT ],
)
if test "$ENABLED_SP_ASM" != "no"
then
if test "$ENABLED_SP" = "no"
then
AC_MSG_ERROR([--enable-sp-asm requires SP to be enabled.])
fi
if test "$ENABLED_SP" = ""
then
ENABLED_SP=yes
fi
fi
# fastmath
AC_ARG_ENABLE([fastmath],
[AS_HELP_STRING([--enable-fastmath],[Enable fast math ops (default: disabled)])],
[ ENABLED_FASTMATH=$enableval ],
[ ENABLED_FASTMATH=$DEF_FAST_MATH ]
)
# fast HUGE math
AC_ARG_ENABLE([fasthugemath],
[AS_HELP_STRING([--enable-fasthugemath],[Enable fast math + huge code (default: disabled)])],
[ ENABLED_FASTHUGEMATH=$enableval ],
[ ENABLED_FASTHUGEMATH=no ]
)
if test "$ENABLED_BUMP" = "yes"
then
ENABLED_FASTHUGEMATH="yes"
fi
if test "$ENABLED_FASTHUGEMATH" = "yes"
then
ENABLED_FASTMATH="yes"
fi
if test "$host_cpu" = "x86_64" || test "$host_cpu" = "amd64"
then
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_X86_64_BUILD"
fi
if test "$host_cpu" = "x86"
then
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_X86_BUILD"
fi
# if sp-math-all is not set, then enable fast math
if test "x$ENABLED_FASTMATH" = "xyes" && test "$enable_sp_math_all" = "" && test "$enable_sp_math" = ""
then
# turn off fastmath if leanpsk on or asn off (w/o DH and ECC)
if test "$ENABLED_LEANPSK" = "yes" || test "$ENABLED_ASN" = "no"
then
if test "$ENABLED_DH" = "no" && test "$ENABLED_ECC" = "no" && test "$ENABLED_RSA" = "no"
then
ENABLED_FASTMATH="no"
else
AM_CFLAGS="$AM_CFLAGS -DUSE_FAST_MATH"
ENABLED_HEAPMATH="no"
fi
else
AM_CFLAGS="$AM_CFLAGS -DUSE_FAST_MATH"
ENABLED_HEAPMATH="no"
ENABLED_SP_MATH_ALL="no"
fi
AS_IF([test "x$host_cpu" = "xaarch64"],[AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_AARCH64_BUILD"])
if test "$ENABLED_SAKKE" = "yes" && test "$ENABLED_SAKKE_SMALL" != "yes"
then
AM_CFLAGS="$AM_CFLAGS -funroll-loops -DTFM_SMALL_SET"
fi
fi
# heap based integer.c math (not timing resistant)
AC_ARG_ENABLE([heapmath],
[AS_HELP_STRING([--enable-heapmath],[Enable heap based integer.c math ops (default: disabled)])],
[ ENABLED_HEAPMATH=$enableval ],
[ ENABLED_HEAPMATH=no]
)
if test "x$ENABLED_HEAPMATH" = "xyes"
then
AM_CFLAGS="$AM_CFLAGS -DUSE_INTEGER_HEAP_MATH"
ENABLED_HEAPMATH="yes"
ENABLED_SP="no"
ENABLED_SP_MATH_ALL="no"
fi
# ALL FEATURES
AC_ARG_ENABLE([all],
[AS_HELP_STRING([--enable-all],[Enable all wolfSSL features, except SSLv3 (default: disabled)])],
[ ENABLED_ALL=$enableval ],
[ ENABLED_ALL=no ]
)
if test "$ENABLED_ALL" = "yes"
then
test "$enable_dtls" = "" && enable_dtls=yes
if test "x$FIPS_VERSION" != "xv1"
then
test "$enable_tls13" = "" && enable_tls13=yes
test "$enable_rsapss" = "" && enable_rsapss=yes
fi
# this set is also enabled by enable-all-crypto:
test "$enable_atomicuser" = "" && enable_atomicuser=yes
test "$enable_aesgcm" = "" && enable_aesgcm=yes
test "$enable_aesgcm_stream" = "" && test "$enable_aesgcm" = "yes" && enable_aesgcm_stream=yes
test "$enable_aesccm" = "" && enable_aesccm=yes
test "$enable_aesctr" = "" && enable_aesctr=yes
test "$enable_aeseax" = "" && enable_aeseax=yes
test "$enable_aesofb" = "" && enable_aesofb=yes
test "$enable_aescfb" = "" && enable_aescfb=yes
test "$enable_aescbc_length_checks" = "" && enable_aescbc_length_checks=yes
test "$enable_camellia" = "" && enable_camellia=yes
test "$enable_ripemd" = "" && enable_ripemd=yes
test "$enable_sha224" = "" && enable_sha224=yes
test "$enable_sha512" = "" && enable_sha512=yes
test "$enable_sha3" = "" && enable_sha3=yes
test "$enable_shake128" = "" && enable_shake128=yes
test "$enable_shake256" = "" && enable_shake256=yes
test "$enable_sessioncerts" = "" && enable_sessioncerts=yes
test "$enable_keygen" = "" && enable_keygen=yes
test "$enable_certgen" = "" && enable_certgen=yes
test "$enable_certreq" = "" && enable_certreq=yes
test "$enable_certext" = "" && enable_certext=yes
test "$enable_sep" = "" && enable_sep=yes
test "$enable_hkdf" = "" && enable_hkdf=yes
test "$enable_curve25519" = "" && enable_curve25519=yes
test "$enable_curve448" = "" && enable_curve448=yes
test "$enable_fpecc" = "" && test "$enable_ecc" != "no" && enable_fpecc=yes
test "$enable_eccencrypt" = "" && test "$enable_ecc" != "no" && enable_eccencrypt=yes
test "$enable_psk" = "" && enable_psk=yes
test "$enable_cmac" = "" && enable_cmac=yes
test "$enable_siphash" = "" && enable_siphash=yes
test "$enable_ocsp" = "" && enable_ocsp=yes
test "$enable_ocspstapling" = "" && test "$enable_ocsp" != "no" && enable_ocspstapling=yes
test "$enable_ocspstapling2" = "" && test "$enable_ocsp" != "no" && enable_ocspstapling2=yes
test "$enable_crl" = "" && enable_crl=yes
test "$enable_supportedcurves" = "" && enable_supportedcurves=yes
test "$enable_tlsx" = "" && enable_tlsx=yes
test "$enable_pwdbased" = "" && enable_pwdbased=yes
test "$enable_aeskeywrap" = "" && enable_aeskeywrap=yes
test "$enable_x963kdf" = "" && enable_x963kdf=yes
test "$enable_scrypt" = "" && test "$enable_hmac" != "no" && enable_scrypt=yes
test "$enable_indef" = "" && enable_indef=yes
test "$enable_enckeys" = "" && enable_enckeys=yes
test "$enable_hashflags" = "" && enable_hashflags=yes
test "$enable_defaultdhparams" = "" && enable_defaultdhparams=yes
test "$enable_base64encode" = "" && enable_base64encode=yes
test "$enable_base16" = "" && enable_base16=yes
test "$enable_arc4" = "" && enable_arc4=yes
test "$enable_blake2" = "" && enable_blake2=yes
test "$enable_blake2s" = "" && enable_blake2s=yes
test "$enable_md2" = "" && enable_md2=yes
test "$enable_md4" = "" && enable_md4=yes
test "$enable_cryptocb" = "" && enable_cryptocb=yes
test "$enable_anon" = "" && enable_anon=yes
test "$enable_ssh" = "" && test "$enable_hmac" != "no" && enable_ssh=yes
test "$enable_savesession" = "" && enable_savesession=yes
test "$enable_savecert" = "" && enable_savecert=yes
test "$enable_postauth" = "" && enable_postauth=yes
test "$enable_hrrcookie" = "" && enable_hrrcookie=yes
test "$enable_fallback_scsv" = "" && enable_fallback_scsv=yes
test "$enable_webserver" = "" && enable_webserver=yes
test "$enable_crl_monitor" = "" && enable_crl_monitor=yes
test "$enable_sni" = "" && enable_sni=yes
test "$enable_maxfragment" = "" && enable_maxfragment=yes
test "$enable_alpn" = "" && enable_alpn=yes
test "$enable_truncatedhmac" = "" && enable_truncatedhmac=yes
test "$enable_trusted_ca" = "" && enable_trusted_ca=yes
test "$enable_session_ticket" = "" && enable_session_ticket=yes
test "$enable_earlydata" = "" && enable_earlydata=yes
test "$enable_ech" = "" && enable_ech=yes
test "$enable_srtp" = "" && enable_srtp=yes
test "$enable_rpk" = "" && enable_rpk=yes
if test "$ENABLED_LINUXKM_DEFAULTS" != "yes"
then
test "$enable_compkey" = "" && enable_compkey=yes
test "$enable_quic" = "" && test "$enable_cryptonly" != "yes" && enable_quic=yes
AM_CFLAGS="$AM_CFLAGS -DHAVE_CRL_IO -DHAVE_IO_TIMEOUT"
fi
# sp-math is incompatible with opensslextra, ECC custom curves, and DSA.
if test "$ENABLED_SP_MATH" = "no"
then
test "$enable_dsa" = "" && test "$enable_sha" != "no" && enable_dsa=yes
if test "$ENABLED_FIPS" = "no" || test "$HAVE_FIPS_VERSION" -le 5; then
test "$enable_ecccustcurves" = "" && enable_ecccustcurves=yes
test "$enable_brainpool" = "" && enable_brainpool=yes
fi
test "$enable_srp" = "" && enable_srp=yes
# linuxkm is incompatible with opensslextra and its dependents.
if test "$ENABLED_LINUXKM_DEFAULTS" != "yes"
then
if test "$ENABLED_FIPS" = "no"
then
if test "$ENABLED_32BIT" != "yes"
then
test "$enable_openssh" = "" && enable_openssh=yes
fi
# S/MIME support requires PKCS7, which requires no FIPS.
test "$enable_smime" = "" && enable_smime=yes
fi
test "$enable_opensslextra" = "" && enable_opensslextra=yes
test "$enable_opensslall" = "" && enable_opensslall=yes
test "$enable_certservice" = "" && enable_certservice=yes
test "$enable_lighty" = "" && enable_lighty=yes
test "$enable_nginx" = "" && enable_nginx=yes
test "$enable_openvpn" = "" && enable_openvpn=yes
test "$enable_asio" = "" && enable_asio=yes
test "$enable_libwebsockets" = "" && enable_libwebsockets=yes
if test "$ENABLED_FIPS" = "no" || test "$HAVE_FIPS_VERSION" -le 5; then
test "$enable_qt" = "" && enable_qt=yes
fi
fi
fi
if test "$ENABLED_FIPS" = "no"
then
test "$enable_pkcallbacks" = "" && enable_pkcallbacks=yes
test "$enable_xchacha" = "" && test "$enable_chacha" != "no" && enable_xchacha=yes
test "$enable_scep" = "" && enable_scep=yes
test "$enable_pkcs7" = "" && enable_pkcs7=yes
test "$enable_nullcipher" = "" && enable_nullcipher=yes
test "$enable_mcast" = "" && enable_mcast=yes
test "$enable_ed25519" = "" && enable_ed25519=yes
test "$enable_ed25519_stream" = "" && test "$enable_ed25519" != "no" && enable_ed25519_stream=yes
test "$enable_ed448" = "" && enable_ed448=yes
test "$enable_ed448_stream" = "" && test "$enable_ed448" != "no" && enable_ed448_stream=yes
if test "$ENABLED_LINUXKM_DEFAULTS" != "yes"
then
# these use DES3:
test "$enable_stunnel" = "" && enable_stunnel=yes
test "$enable_curl" = "" && enable_curl=yes
test "$enable_tcpdump" = "" && enable_tcpdump=yes
test "$enable_eccsi" = "" && test "$enable_ecc" != "no" && enable_eccsi=yes
test "$enable_sakke" = "" && test "$enable_ecc" != "no" && enable_sakke=yes
fi
fi
if test "$ENABLED_FIPS" = "no" || test "$HAVE_FIPS_VERSION" -ge 6 || test "$FIPS_VERSION" = "v5-dev"; then
test "$enable_aesxts" = "" && enable_aesxts=yes
test "$enable_aesxts_stream" = "" && test "$enable_aesxts" = "yes" && (test "$enable_armasm" = "" || test "$enable_armasm" = "no") && enable_aesxts_stream=yes
test "$enable_aessiv" = "" && enable_aessiv=yes
fi
if test "$ENABLED_FIPS" = "no" || test "$HAVE_FIPS_VERSION" -le 5; then
test "$enable_des3" = "" && enable_des3=yes
fi
# Enable DH const table speedups (eliminates `-lm` math lib dependency)
AM_CFLAGS="$AM_CFLAGS -DHAVE_FFDHE_2048 -DHAVE_FFDHE_3072"
DEFAULT_MAX_CLASSIC_ASYM_KEY_BITS=4096
# Enable multiple attribute additions such as DC
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_MULTI_ATTRIB"
# Enable AES Decrypt, AES ECB
AM_CFLAGS="$AM_CFLAGS -DHAVE_AES_DECRYPT -DHAVE_AES_ECB"
# Enable Alt Names, DER Load, Keep Certs, CRL IO with Timeout
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_ALT_NAMES -DWOLFSSL_DER_LOAD -DKEEP_OUR_CERT -DKEEP_PEER_CERT"
# Enable DH Extra
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_DH_EXTRA"
# Enable deterministic ECC signing API with variant
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_ECDSA_DETERMINISTIC_K_VARIANT"
# Store issuer name components when parsing certificates.
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_HAVE_ISSUER_NAMES"
# Certificate extensions and alt. names for FPKI use
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_SUBJ_DIR_ATTR -DWOLFSSL_FPKI -DWOLFSSL_SUBJ_INFO_ACC"
# Handle as many subject/issuer name OIDs as possible
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_CERT_NAME_ALL"
# More thorough error queue usage.
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_VERBOSE_ERRORS"
fi
# ALL CRYPTO FEATURES
AC_ARG_ENABLE([all-crypto],
[AS_HELP_STRING([--enable-all-crypto],[Enable all wolfcrypt algorithms (default: disabled)])],
[ ENABLED_ALL_CRYPT=$enableval ],
[ ENABLED_ALL_CRYPT=no ]
)
if test "$ENABLED_ALL_CRYPT" = "yes"
then
test "$enable_atomicuser" = "" && enable_atomicuser=yes
test "$enable_aesgcm" = "" && enable_aesgcm=yes
test "$enable_aesgcm_stream" = "" && test "$enable_aesgcm" = "yes" && enable_aesgcm_stream=yes
test "$enable_aesccm" = "" && enable_aesccm=yes
test "$enable_aesctr" = "" && enable_aesctr=yes
test "$enable_aeseax" = "" && enable_aeseax=yes
test "$enable_aesofb" = "" && enable_aesofb=yes