-AC_PREREQ(2.57)
-AC_INIT(cryptsetup,1.1.3)
+AC_PREREQ([2.67])
+AC_INIT([cryptsetup],[1.5.0-rc2])
dnl library version from <major>.<minor>.<release>[-<suffix>]
LIBCRYPTSETUP_VERSION=$(echo $PACKAGE_VERSION | cut -f1 -d-)
-LIBCRYPTSETUP_VERSION_INFO=1:0:0
+LIBCRYPTSETUP_VERSION_INFO=7:0:3
AC_CONFIG_SRCDIR(src/cryptsetup.c)
AC_CONFIG_MACRO_DIR([m4])
-AM_CONFIG_HEADER([config.h:config.h.in])
+AC_CONFIG_HEADERS([config.h:config.h.in])
AM_INIT_AUTOMAKE(dist-bzip2)
if test "x$prefix" = "xNONE"; then
AC_PREFIX_DEFAULT(/usr)
AC_CANONICAL_HOST
-AC_GNU_SOURCE
+AC_USE_SYSTEM_EXTENSIONS
AC_PROG_CC
AM_PROG_CC_C_O
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_MAKE_SET
AC_ENABLE_STATIC(no)
-AM_PROG_LIBTOOL
+LT_INIT
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_CHECK_HEADERS(fcntl.h malloc.h inttypes.h sys/ioctl.h sys/mman.h \
ctype.h unistd.h locale.h)
-AC_CHECK_HEADERS(uuid/uuid.h,,[AC_MSG_ERROR('You need the uuid library')])
-AC_CHECK_HEADER(libdevmapper.h,,[AC_MSG_ERROR('You need the device-mapper library')])
+AC_CHECK_HEADERS(uuid/uuid.h,,[AC_MSG_ERROR([You need the uuid library.])])
+AC_CHECK_HEADER(libdevmapper.h,,[AC_MSG_ERROR([You need the device-mapper library.])])
saved_LIBS=$LIBS
-AC_CHECK_LIB(uuid, uuid_clear, ,[AC_MSG_ERROR('You need the uuid library')])
+AC_CHECK_LIB(uuid, uuid_clear, ,[AC_MSG_ERROR([You need the uuid library.])])
AC_SUBST(UUID_LIBS, $LIBS)
LIBS=$saved_LIBS
-
-AM_PATH_LIBGCRYPT(1.1.42,,[AC_MSG_ERROR('You need the gcrypt library')])
-
AC_CHECK_FUNCS([posix_memalign])
AC_C_CONST
AC_C_BIGENDIAN
AC_TYPE_OFF_T
-AC_STRUCT_ST_RDEV
AC_SYS_LARGEFILE
AC_PROG_GCC_TRADITIONAL
LIBS=$saved_LIBS
dnl ==========================================================================
+dnl FIPS extensions
+AC_ARG_ENABLE([fips], AS_HELP_STRING([--enable-fips],[enable FIPS mode restrictions]),
+[with_fips=$enableval],
+[with_fips=no])
-AC_ARG_ENABLE(shared-library,
-[ --disable-shared-library
- disable building of shared cryptsetup library],,
-enable_shared_library=yes)
-AM_CONDITIONAL(STATIC_LIBRARY, test x$enable_shared_library = xno)
+if test "x$with_fips" = "xyes"; then
+ AC_DEFINE(ENABLE_FIPS, 1, [Enable FIPS mode restrictions])
-AC_ARG_ENABLE(selinux,
-[ --disable-selinux disable selinux support [[default=auto]]],[], [])
+ if test "x$enable_static" = "xyes" -o "x$enable_static_cryptsetup" = "xyes" ; then
+ AC_MSG_ERROR([Static build is not compatible with FIPS.])
+ fi
-AC_ARG_ENABLE([udev],AS_HELP_STRING([--disable-udev],[disable udev support]),[], enable_udev=yes)
+ saved_LIBS=$LIBS
+ AC_CHECK_LIB(fipscheck, FIPSCHECK_verify, ,[AC_MSG_ERROR([You need the fipscheck library.])])
+ AC_SUBST(FIPSCHECK_LIBS, $LIBS)
+ LIBS=$saved_LIBS
-dnl Try to use pkg-config for devmapper, but fallback to old detection
-saved_LIBS=$LIBS
-if AC_RUN_LOG([pkg-config --exists --print-errors devmapper]); then
- PKG_PROG_PKG_CONFIG
- if test x$enable_static = xyes; then
+fi
+
+AC_DEFUN([NO_FIPS], [
+ if test "x$with_fips" = "xyes"; then
+ AC_MSG_ERROR([This option is not compatible with FIPS.])
+ fi
+])
+
+dnl ==========================================================================
+dnl Crypto backend functions
+
+AC_DEFUN([CONFIGURE_GCRYPT], [
+ if test "x$with_fips" = "xyes"; then
+ GCRYPT_REQ_VERSION=1.4.5
+ else
+ GCRYPT_REQ_VERSION=1.1.42
+ fi
+ AM_PATH_LIBGCRYPT($GCRYPT_REQ_VERSION,,[AC_MSG_ERROR([You need the gcrypt library.])])
+
+ if test x$enable_static_cryptsetup = xyes; then
+ saved_LIBS=$LIBS
+ LIBS="$saved_LIBS $LIBGCRYPT_LIBS -static"
+ AC_CHECK_LIB(gcrypt, gcry_check_version,,
+ AC_MSG_ERROR([Cannot find static gcrypt library.]),
+ [-lgpg-error])
+ LIBGCRYPT_STATIC_LIBS="$LIBGCRYPT_LIBS -lgpg-error"
+ LIBS=$saved_LIBS
+ fi
+
+ CRYPTO_CFLAGS=$LIBGCRYPT_CFLAGS
+ CRYPTO_LIBS=$LIBGCRYPT_LIBS
+ CRYPTO_STATIC_LIBS=$LIBGCRYPT_STATIC_LIBS
+
+ AC_DEFINE_UNQUOTED(GCRYPT_REQ_VERSION, ["$GCRYPT_REQ_VERSION"], [Requested gcrypt version])
+])
+
+AC_DEFUN([CONFIGURE_OPENSSL], [
+ PKG_CHECK_MODULES([OPENSSL], [openssl >= 0.9.8],,
+ AC_MSG_ERROR([You need openssl library.]))
+ CRYPTO_CFLAGS=$OPENSSL_CFLAGS
+ CRYPTO_LIBS=$OPENSSL_LIBS
+
+ if test x$enable_static_cryptsetup = xyes; then
+ saved_PKG_CONFIG=$PKG_CONFIG
PKG_CONFIG="$PKG_CONFIG --static"
+ PKG_CHECK_MODULES([OPENSSL], [openssl])
+ CRYPTO_STATIC_LIBS=$OPENSSL_LIBS
+ PKG_CONFIG=$saved_PKG_CONFIG
fi
- PKG_CHECK_MODULES([DEVMAPPER], [devmapper >= 1.02.03])
- LIBS="$LIBS $DEVMAPPER_LIBS"
-else
+ NO_FIPS([])
+])
+
+AC_DEFUN([CONFIGURE_NSS], [
+ if test x$enable_static_cryptsetup = xyes; then
+ AC_MSG_ERROR([Static build of cryptsetup is not supported with NSS.])
+ fi
+
+ AC_MSG_WARN([NSS backend does NOT provide backward compatibility (missing ripemd160 hash).])
+
+ PKG_CHECK_MODULES([NSS], [nss],,
+ AC_MSG_ERROR([You need nss library.]))
+
+ saved_CFLAGS=$CFLAGS
+ CFLAGS="$CFLAGS $NSS_CFLAGS"
+ AC_CHECK_DECLS([NSS_GetVersion], [], [], [#include <nss.h>])
+ CFLAGS=$saved_CFLAGS
+
+ CRYPTO_CFLAGS=$NSS_CFLAGS
+ CRYPTO_LIBS=$NSS_LIBS
+ NO_FIPS([])
+])
+
+AC_DEFUN([CONFIGURE_KERNEL], [
+ AC_CHECK_HEADERS(linux/if_alg.h,,
+ [AC_MSG_ERROR([You need Linux kernel with userspace crypto interface.])])
+# AC_CHECK_DECLS([AF_ALG],,
+# [AC_MSG_ERROR([You need Linux kernel with userspace crypto interface.])],
+# [#include <sys/socket.h>])
+ NO_FIPS([])
+])
+
+AC_DEFUN([CONFIGURE_NETTLE], [
+ AC_CHECK_HEADERS(nettle/sha.h,,
+ [AC_MSG_ERROR([You need Nettle cryptographic library.])])
+
+ saved_LIBS=$LIBS
+ AC_CHECK_LIB(nettle, nettle_ripemd160_init,,
+ [AC_MSG_ERROR([You need Nettle library version 2.4 or more recent.])])
+ CRYPTO_LIBS=$LIBS
+ LIBS=$saved_LIBS
+
+ CRYPTO_STATIC_LIBS=$CRYPTO_LIBS
+ NO_FIPS([])
+])
+
+dnl ==========================================================================
+saved_LIBS=$LIBS
+
+AC_ARG_ENABLE([static-cryptsetup],
+ AS_HELP_STRING([--enable-static-cryptsetup],
+ [enable build of static cryptsetup binary]))
+if test x$enable_static_cryptsetup = xyes; then
+ if test x$enable_static = xno; then
+ AC_MSG_WARN([Requested static cryptsetup build, enabling static library.])
+ enable_static=yes
+ fi
+fi
+AM_CONDITIONAL(STATIC_TOOLS, test x$enable_static_cryptsetup = xyes)
+
+AC_ARG_ENABLE(veritysetup,
+ AS_HELP_STRING([--disable-veritysetup],
+ [disable veritysetup support]),[], [enable_veritysetup=yes])
+AM_CONDITIONAL(VERITYSETUP, test x$enable_veritysetup = xyes)
+
+AC_ARG_ENABLE([cryptsetup-reencrypt],
+ AS_HELP_STRING([--enable-cryptsetup-reencrypt],
+ [enable cryptsetup-reencrypt tool]))
+AM_CONDITIONAL(REENCRYPT, test x$enable_cryptsetup_reencrypt = xyes)
+
+AC_ARG_ENABLE(selinux,
+ AS_HELP_STRING([--disable-selinux],
+ [disable selinux support [default=auto]]),[], [])
+
+AC_ARG_ENABLE([udev],
+ AS_HELP_STRING([--disable-udev],
+ [disable udev support]),[], enable_udev=yes)
+
+dnl Try to use pkg-config for devmapper, but fallback to old detection
+PKG_CHECK_MODULES([DEVMAPPER], [devmapper >= 1.02.03],, [
AC_CHECK_LIB(devmapper, dm_task_set_name,,
- [AC_MSG_ERROR('You need the device-mapper library')])
+ [AC_MSG_ERROR([You need the device-mapper library.])])
AC_CHECK_LIB(devmapper, dm_task_set_message,,
[AC_MSG_ERROR([The device-mapper library on your system is too old.])])
DEVMAPPER_LIBS=$LIBS
-fi
+])
+LIBS=$saved_LIBS
+LIBS="$LIBS $DEVMAPPER_LIBS"
+AC_CHECK_DECLS([dm_task_secure_data], [], [], [#include <libdevmapper.h>])
+AC_CHECK_DECLS([dm_task_retry_remove], [], [], [#include <libdevmapper.h>])
AC_CHECK_DECLS([DM_UDEV_DISABLE_DISK_RULES_FLAG], [have_cookie=yes], [have_cookie=no], [#include <libdevmapper.h>])
if test "x$enable_udev" = xyes; then
if test "x$have_cookie" = xno; then
AC_DEFINE(USE_UDEV, 1, [Try to use udev synchronisation?])
fi
fi
-
LIBS=$saved_LIBS
-if test "x$enable_selinux" != xno; then
- AC_CHECK_LIB(sepol, sepol_bool_set)
- AC_CHECK_LIB(selinux, is_selinux_enabled)
- if test x$enable_static = xyes; then
- SELINUX_STATIC_LIBS=$LIBS
- # Check if we need -pthread with --enable-static and selinux
- saved_LIBS2=$LIBS
- LIBS="$LIBS -static"
- AC_SEARCH_LIBS([pthread_mutex_lock], [pthread],
- [test "$ac_cv_search_pthread_mutex_lock" = "none required" || LIB_PTHREAD=-lpthread])
- LIBS=$saved_LIBS2
- fi
-fi
-LIBS=$saved_LIBS
+dnl Crypto backend configuration.
+AC_ARG_WITH([crypto_backend],
+ AS_HELP_STRING([--with-crypto_backend=BACKEND], [crypto backend (gcrypt/openssl/nss/kernel/nettle) [gcrypt]]),
+ [], with_crypto_backend=gcrypt
+)
+case $with_crypto_backend in
+ gcrypt) CONFIGURE_GCRYPT([]) ;;
+ openssl) CONFIGURE_OPENSSL([]) ;;
+ nss) CONFIGURE_NSS([]) ;;
+ kernel) CONFIGURE_KERNEL([]) ;;
+ nettle) CONFIGURE_NETTLE([]) ;;
+ *) AC_MSG_ERROR([Unknown crypto backend.]) ;;
+esac
+AM_CONDITIONAL(CRYPTO_BACKEND_GCRYPT, test $with_crypto_backend = gcrypt)
+AM_CONDITIONAL(CRYPTO_BACKEND_OPENSSL, test $with_crypto_backend = openssl)
+AM_CONDITIONAL(CRYPTO_BACKEND_NSS, test $with_crypto_backend = nss)
+AM_CONDITIONAL(CRYPTO_BACKEND_KERNEL, test $with_crypto_backend = kernel)
+AM_CONDITIONAL(CRYPTO_BACKEND_NETTLE, test $with_crypto_backend = nettle)
+
+dnl Magic for cryptsetup.static build.
+if test x$enable_static_cryptsetup = xyes; then
+ saved_PKG_CONFIG=$PKG_CONFIG
+ PKG_CONFIG="$PKG_CONFIG --static"
+
+ LIBS="$saved_LIBS -static"
+ AC_CHECK_LIB(popt, poptGetContext,,
+ AC_MSG_ERROR([Cannot find static popt library.]))
+
+ dnl Try to detect needed device-mapper static libraries, try pkg-config first.
+ LIBS="$saved_LIBS -static"
+ PKG_CHECK_MODULES([DEVMAPPER_STATIC], [devmapper >= 1.02.27],,[
+ DEVMAPPER_STATIC_LIBS=$DEVMAPPER_LIBS
+ if test "x$enable_selinux" != xno; then
+ AC_CHECK_LIB(sepol, sepol_bool_set)
+ AC_CHECK_LIB(selinux, is_selinux_enabled)
+ DEVMAPPER_STATIC_LIBS="$DEVMAPPER_STATIC_LIBS $LIBS"
+ fi
+ ])
+ LIBS="$saved_LIBS $DEVMAPPER_STATIC_LIBS"
+ AC_CHECK_LIB(devmapper, dm_task_set_uuid,,
+ AC_MSG_ERROR([Cannot link with static device-mapper library.]))
+
+ dnl Try to detect uuid static library.
+ LIBS="$saved_LIBS -static"
+ AC_CHECK_LIB(uuid, uuid_generate,,
+ AC_MSG_ERROR([Cannot find static uuid library.]))
+
+ LIBS=$saved_LIBS
+ PKG_CONFIG=$saved_PKG_CONFIG
+fi
-DEVMAPPER_LIBS="$DEVMAPPER_LIBS $LIB_PTHREAD"
AC_SUBST([DEVMAPPER_LIBS])
-AC_SUBST([SELINUX_STATIC_LIBS])
+AC_SUBST([DEVMAPPER_STATIC_LIBS])
+
+AC_SUBST([CRYPTO_CFLAGS])
+AC_SUBST([CRYPTO_LIBS])
+AC_SUBST([CRYPTO_STATIC_LIBS])
+
AC_SUBST([LIBCRYPTSETUP_VERSION])
AC_SUBST([LIBCRYPTSETUP_VERSION_INFO])
dnl ==========================================================================
+AC_ARG_ENABLE([dev-random], AS_HELP_STRING([--enable-dev-random],
+[use blocking /dev/random by default for key generator (otherwise use /dev/urandom)]),
+[default_rng=/dev/random], [default_rng=/dev/urandom])
+AC_DEFINE_UNQUOTED(DEFAULT_RNG, ["$default_rng"], [default RNG type for key generator])
+
+dnl ==========================================================================
AC_DEFUN([CS_DEFINE],
[AC_DEFINE_UNQUOTED(DEFAULT_[]m4_translit([$1], [-a-z], [_A-Z]), [$2], [$3])
])
[CS_DEFINE([$1], [$3], [$2])]
)])
+dnl ==========================================================================
+dnl Python bindings
+AC_ARG_ENABLE([python], AS_HELP_STRING([--enable-python],[enable Python bindings]),
+[with_python=$enableval],
+[with_python=no])
+
+if test "x$with_python" = "xyes"; then
+ AM_PATH_PYTHON([2.4])
+
+ if ! test -x "$PYTHON-config" ; then
+ AC_MSG_ERROR([Cannot find python development packages to build bindings])
+ fi
+
+ PYTHON_INCLUDES=$($PYTHON-config --includes)
+ AC_SUBST(PYTHON_INCLUDES)
+fi
+AM_CONDITIONAL([PYTHON_CRYPTSETUP], [test "x$with_python" = "xyes"])
+
+dnl ==========================================================================
CS_STR_WITH([plain-hash], [password hashing function for plain mode], [ripemd160])
CS_STR_WITH([plain-cipher], [cipher for plain mode], [aes])
CS_STR_WITH([plain-mode], [cipher mode for plain mode], [cbc-essiv:sha256])
CS_STR_WITH([luks1-mode], [cipher mode for LUKS1], [cbc-essiv:sha256])
CS_NUM_WITH([luks1-keybits],[key length in bits for LUKS1], [256])
-dnl ==========================================================================
+CS_STR_WITH([loopaes-cipher], [cipher for loop-AES mode], [aes])
+CS_NUM_WITH([loopaes-keybits],[key length in bits for loop-AES mode], [256])
+
+CS_NUM_WITH([keyfile-size-maxkb],[maximum keyfile size (in kilobytes)], [8192])
+CS_NUM_WITH([passphrase-size-max],[maximum keyfile size (in kilobytes)], [512])
-AM_CONDITIONAL(STATIC_CRYPTSETUP, test x$enable_static = xyes)
-AM_CONDITIONAL(DYNAMIC_CRYPTSETUP, test x$enable_static = xno)
+CS_STR_WITH([verity-hash], [hash function for verity mode], [sha256])
+CS_NUM_WITH([verity-data-block], [data block size for verity mode], [4096])
+CS_NUM_WITH([verity-hash-block], [hash block size for verity mode], [4096])
+CS_NUM_WITH([verity-salt-size], [salt size for verity mode], [32])
dnl ==========================================================================
-AC_OUTPUT([ Makefile
+AC_CONFIG_FILES([ Makefile
lib/Makefile
lib/libcryptsetup.pc
+lib/crypto_backend/Makefile
+lib/luks1/Makefile
+lib/loopaes/Makefile
+lib/verity/Makefile
src/Makefile
po/Makefile.in
-luks/Makefile
man/Makefile
tests/Makefile
+python/Makefile
])
+AC_OUTPUT