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-rw-r--r--lib/crypto/c_src/Makefile.in60
-rw-r--r--lib/crypto/configure.in775
-rw-r--r--lib/crypto/doc/src/crypto.xml114
-rw-r--r--lib/crypto/doc/src/engine_keys.xml2
-rw-r--r--lib/crypto/src/crypto.erl185
-rw-r--r--lib/crypto/test/crypto_SUITE.erl2
-rw-r--r--lib/crypto/test/engine_SUITE.erl2
7 files changed, 1060 insertions, 80 deletions
diff --git a/lib/crypto/c_src/Makefile.in b/lib/crypto/c_src/Makefile.in
index 31124ba477..cd0e5442e9 100644
--- a/lib/crypto/c_src/Makefile.in
+++ b/lib/crypto/c_src/Makefile.in
@@ -19,7 +19,6 @@
#
include $(ERL_TOP)/make/target.mk
include $(ERL_TOP)/make/$(TARGET)/otp.mk
-include $(ERL_TOP)/make/$(TARGET)/otp_ded.mk
# ----------------------------------------------------
# Application version
@@ -31,23 +30,20 @@ VSN=$(CRYPTO_VSN)
# The following variables differ between systems.
# Set by configure.
# ----------------------------------------------------
-CC = $(DED_CC)
-LD = $(DED_LD)
+CC = @DED_CC@
+LD = @DED_LD@
SHELL = /bin/sh
-LIBS = $(DED_LIBS)
-LDFLAGS += $(DED_LDFLAGS)
-CFLAGS = $(DED_CFLAGS)
+LIBS = @DED_LIBS@
+LDFLAGS += @DED_LDFLAGS@
+CFLAGS = @DED_CFLAGS@ @SSL_FLAGS@
# From erts/configure
SSL_LIBDIR = @SSL_LIBDIR@
SSL_INCLUDE = @SSL_INCLUDE@
SSL_CRYPTO_LIBNAME = @SSL_CRYPTO_LIBNAME@
SSL_SSL_LIBNAME = @SSL_SSL_LIBNAME@
-SSL_FLAGS = @SSL_FLAGS@
-
-INCLUDES = $(SSL_INCLUDE) $(DED_INCLUDES)
-CFLAGS += $(SSL_FLAGS)
+INCLUDES = $(SSL_INCLUDE) @DED_INCLUDE@
ifeq ($(TYPE),debug)
TYPEMARKER = .debug
@@ -70,6 +66,11 @@ RELSYSDIR = $(RELEASE_PATH)/lib/crypto-$(VSN)
# ----------------------------------------------------
# Misc Macros
# ----------------------------------------------------
+
+PRIVDIR = ../priv
+OBJDIR = $(PRIVDIR)/obj/$(TARGET)
+LIBDIR = $(PRIVDIR)/lib/$(TARGET)
+
CRYPTO_OBJS = $(OBJDIR)/crypto$(TYPEMARKER).o
CALLBACK_OBJS = $(OBJDIR)/crypto_callback$(TYPEMARKER).o
NIF_MAKEFILE = $(PRIVDIR)/Makefile
@@ -80,19 +81,10 @@ NIF_ARCHIVE = $(LIBDIR)/crypto$(TYPEMARKER).a
TEST_ENGINE_OBJS = $(OBJDIR)/otp_test_engine$(TYPEMARKER).o
-ifeq ($(findstring win32,$(TARGET)), win32)
-NIF_LIB = $(LIBDIR)/crypto$(TYPEMARKER).dll
-CALLBACK_LIB = $(LIBDIR)/crypto_callback$(TYPEMARKER).dll
-TEST_ENGINE_LIB = $(LIBDIR)/otp_test_engine$(TYPEMARKER).dll
-else
-NIF_LIB = $(LIBDIR)/crypto$(TYPEMARKER).so
-CALLBACK_LIB = $(LIBDIR)/crypto_callback$(TYPEMARKER).so
-TEST_ENGINE_LIB = $(LIBDIR)/otp_test_engine$(TYPEMARKER).so
-endif
+NIF_LIB = $(LIBDIR)/crypto$(TYPEMARKER).@DED_EXT@
+CALLBACK_LIB = $(LIBDIR)/crypto_callback$(TYPEMARKER).@DED_EXT@
+TEST_ENGINE_LIB = $(LIBDIR)/otp_test_engine$(TYPEMARKER).@DED_EXT@
-ifeq ($(HOST_OS),)
-HOST_OS := $(shell $(ERL_TOP)/erts/autoconf/config.guess)
-endif
DYNAMIC_CRYPTO_LIB=@SSL_DYNAMIC_ONLY@
ifeq ($(DYNAMIC_CRYPTO_LIB),yes)
@@ -125,7 +117,7 @@ RANLIB=true
endif
ALL_CFLAGS = $(TYPE_FLAGS) $(EXTRA_FLAGS) $(INCLUDES)
-ALL_STATIC_CFLAGS = $(DED_STATIC_CFLAGS) $(INCLUDES)
+ALL_STATIC_CFLAGS = @DED_STATIC_CFLAGS@ $(INCLUDES)
# ----------------------------------------------------
# Targets
@@ -181,21 +173,13 @@ endif
clean:
-ifeq ($(findstring win32,$(TARGET)), win32)
- rm -f $(LIBDIR)/crypto.dll
- rm -f $(LIBDIR)/crypto.debug.dll
- rm -f $(LIBDIR)/crypto_callback.dll
- rm -f $(LIBDIR)/crypto_callback.debug.dll
- rm -f $(LIBDIR)/otp_test_engine.dll
-else
- rm -f $(LIBDIR)/crypto.so
- rm -f $(LIBDIR)/crypto.debug.so
- rm -f $(LIBDIR)/crypto.valgrind.so
- rm -f $(LIBDIR)/crypto_callback.so
- rm -f $(LIBDIR)/crypto_callback.debug.so
- rm -f $(LIBDIR)/crypto_callback.valgrind.so
- rm -f $(LIBDIR)/otp_test_engine.so
-endif
+ rm -f $(LIBDIR)/crypto.@DED_EXT@
+ rm -f $(LIBDIR)/crypto.debug.@DED_EXT@
+ rm -f $(LIBDIR)/crypto.valgrind.@DED_EXT@
+ rm -f $(LIBDIR)/crypto_callback.@DED_EXT@
+ rm -f $(LIBDIR)/crypto_callback.debug.@DED_EXT@
+ rm -f $(LIBDIR)/crypto_callback.valgrind.@DED_EXT@
+ rm -f $(LIBDIR)/otp_test_engine.@DED_EXT@
rm -f $(OBJDIR)/crypto.o
rm -f $(OBJDIR)/crypto_static.o
rm -f $(OBJDIR)/crypto.debug.o
diff --git a/lib/crypto/configure.in b/lib/crypto/configure.in
new file mode 100644
index 0000000000..a3b6673f29
--- /dev/null
+++ b/lib/crypto/configure.in
@@ -0,0 +1,775 @@
+dnl Process this file with autoconf to produce a configure script. -*-m4-*-
+dnl
+dnl %CopyrightBegin%
+dnl
+dnl Copyright Ericsson AB 2018. All Rights Reserved.
+dnl
+dnl Licensed under the Apache License, Version 2.0 (the "License");
+dnl you may not use this file except in compliance with the License.
+dnl You may obtain a copy of the License at
+dnl
+dnl http://www.apache.org/licenses/LICENSE-2.0
+dnl
+dnl Unless required by applicable law or agreed to in writing, software
+dnl distributed under the License is distributed on an "AS IS" BASIS,
+dnl WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+dnl See the License for the specific language governing permissions and
+dnl limitations under the License.
+dnl
+dnl %CopyrightEnd%
+dnl
+
+dnl define([AC_CACHE_LOAD], )dnl
+dnl define([AC_CACHE_SAVE], )dnl
+
+
+AC_INIT(vsn.mk)
+
+if test -z "$ERL_TOP" || test ! -d "$ERL_TOP" ; then
+ AC_CONFIG_AUX_DIRS(autoconf)
+else
+ erl_top=${ERL_TOP}
+ AC_CONFIG_AUX_DIRS($erl_top/erts/autoconf)
+fi
+
+if test "X$host" != "Xfree_source" -a "X$host" != "Xwin32"; then
+ AC_CANONICAL_HOST
+else
+ host_os=win32
+fi
+
+LM_PRECIOUS_VARS
+
+if test "$cross_compiling" = "yes"; then
+ CROSS_COMPILING=yes
+else
+ CROSS_COMPILING=no
+fi
+AC_SUBST(CROSS_COMPILING)
+
+ERL_XCOMP_SYSROOT_INIT
+
+AC_PROG_CC
+LM_WINDOWS_ENVIRONMENT
+
+ERL_DED
+
+dnl
+dnl SSL, SSH and CRYPTO need the OpenSSL libraries
+dnl
+dnl Check flags --with-ssl, --without-ssl --with-ssl=PATH.
+dnl If no option is given or --with-ssl is set without a path then we
+dnl search for OpenSSL libraries and header files in the standard locations.
+dnl If set to --without-ssl we disable the use of SSL, SSH and CRYPTO.
+dnl If set to --with-ssl=PATH we use that path as the prefix, i.e. we
+dnl use "PATH/include" and "PATH/lib".
+
+AC_CHECK_SIZEOF(void *)
+
+std_ssl_locations="/usr/local /usr/sfw /usr /opt/local /usr/pkg /usr/local/openssl /usr/lib/openssl /usr/openssl /usr/local/ssl /usr/lib/ssl /usr/ssl /"
+
+AC_ARG_WITH(ssl-zlib,
+AS_HELP_STRING([--with-ssl-zlib=PATH],
+ [specify location of ZLib to be used by OpenSSL])
+AS_HELP_STRING([--with-ssl-zlib],
+ [link SSL with Zlib (default if found)])
+AS_HELP_STRING([--without-ssl-zlib],
+ [don't link SSL with ZLib]))
+
+if test "x$with_ssl_zlib" = "xno"; then
+ SSL_LINK_WITH_ZLIB=no
+ STATIC_ZLIB_LIBS=
+elif test "x$with_ssl_zlib" = "xyes" || test "x$with_ssl_zlib" = "x"; then
+ if test $erl_xcomp_without_sysroot = yes; then
+ AC_MSG_WARN([Cannot search for zlib; missing cross system root (erl_xcomp_sysroot).])
+ SSL_LINK_WITH_ZLIB=no
+ STATIC_ZLIB_LIBS=
+ elif test "x$MIXED_CYGWIN" = "xyes" -o "x$MIXED_MSYS" = "xyes"; then
+ SSL_LINK_WITH_ZLIB=no
+ STATIC_ZLIB_LIBS=
+ else
+ SSL_LINK_WITH_ZLIB=no
+ STATIC_ZLIB_LIBS=
+ AC_MSG_CHECKING(for static ZLib to be used by SSL in standard locations)
+ for rdir in $std_ssl_locations; do
+ dir="$erl_xcomp_sysroot$rdir"
+ if test "x$ac_cv_sizeof_void_p" = "x8"; then
+ if test -f "$dir/lib64/libz.a"; then
+ SSL_LINK_WITH_ZLIB=yes
+ STATIC_ZLIB_LIBS="$dir/lib64/libz.a"
+ break
+ elif test -f "$dir/lib/64/libz.a"; then
+ SSL_LINK_WITH_ZLIB=yes
+ STATIC_ZLIB_LIBS="$dir/lib/64/libz.a"
+ break
+ fi
+ fi
+ if test -f "$dir/lib/libz.a"; then
+ SSL_LINK_WITH_ZLIB=yes
+ STATIC_ZLIB_LIBS="$dir/lib/libz.a"
+ break
+ fi
+ done
+ if test "x$SSL_LINK_WITH_ZLIB" = "xno"; then
+ AC_MSG_RESULT([no])
+ else
+ AC_MSG_RESULT([$STATIC_ZLIB_LIBS])
+ fi
+ fi
+else
+ SSL_LINK_WITH_ZLIB=no
+ STATIC_ZLIB_LIBS=
+ if test -f "$with_ssl_zlib/libz.a"; then
+ SSL_LINK_WITH_ZLIB=yes
+ STATIC_ZLIB_LIBS=$with_ssl_zlib/libz.a
+ elif test -f "$with_ssl_zlib/lib/libz.a"; then
+ SSL_LINK_WITH_ZLIB=yes
+ STATIC_ZLIB_LIBS=$with_ssl_zlib/lib/libz.a
+ fi
+ if test "x$ac_cv_sizeof_void_p" = "x8"; then
+ if test -f "$with_ssl_zlib/lib64/libz.a"; then
+ SSL_LINK_WITH_ZLIB=yes
+ STATIC_ZLIB_LIBS=$with_ssl_zlib/lib64/libz.a
+ elif test -f "$with_ssl_zlib/lib/64/libz.a"; then
+ SSL_LINK_WITH_ZLIB=yes
+ STATIC_ZLIB_LIBS=$with_ssl_zlib/lib/64/libz.a
+ fi
+ fi
+ if test "x$SSL_LINK_WITH_ZLIB" = "xno"; then
+ AC_MSG_ERROR(Invalid path to option --with-ssl-zlib=PATH)
+ fi
+fi
+
+
+AC_ARG_WITH(ssl,
+AS_HELP_STRING([--with-ssl=PATH], [specify location of OpenSSL include and lib])
+AS_HELP_STRING([--with-ssl], [use SSL (default)])
+AS_HELP_STRING([--without-ssl], [don't use SSL]))
+
+AC_ARG_WITH(ssl-incl,
+AS_HELP_STRING([--with-ssl-incl=PATH], [location of OpenSSL include dir, if different than specified by --with-ssl=PATH]),
+[
+case X$with_ssl in
+ X | Xyes | Xno) AC_MSG_ERROR([--with-ssl-incl=PATH set without --with-ssl=PATH]);;
+esac
+],
+[with_ssl_incl=$with_ssl]) #default
+
+AC_ARG_WITH(ssl-rpath,
+AS_HELP_STRING([--with-ssl-rpath=yes|no|PATHS],
+ [runtime library path for OpenSSL. Default is "yes", which equates to a
+ number of standard locations. If "no", then no runtime
+ library paths will be used. Anything else should be a
+ comma separated list of paths.]),
+[
+case X$with_ssl in
+ Xno) AC_MSG_ERROR([--with-ssl-rpath set without --with-ssl]);;
+esac
+],
+[with_ssl_rpath=yes]) #default
+
+
+AC_ARG_ENABLE(dynamic-ssl-lib,
+AS_HELP_STRING([--disable-dynamic-ssl-lib],
+ [disable using dynamic openssl libraries]),
+[ case "$enableval" in
+ no) enable_dynamic_ssl=no ;;
+ *) enable_dynamic_ssl=yes ;;
+ esac ], enable_dynamic_ssl=yes)
+
+#----------------------------------------------------------------------
+# We actually might do the SSL tests twice due to late discovery of
+# kerberos problems with static linking, in case we redo it all trying
+# dynamic SSL libraries instead.
+#----------------------------------------------------------------------
+
+ssl_done=no
+
+while test "x$ssl_done" != "xyes"; do
+
+ssl_done=yes # Default only one run
+
+# Remove all SKIP files from previous runs
+for a in ssl crypto ssh; do
+ rm -f "$ERL_TOP/lib/$a/SKIP"
+done
+
+SSL_DYNAMIC_ONLY=$enable_dynamic_ssl
+SSL_STATIC_ONLY=no
+
+case "$erl_xcomp_without_sysroot-$with_ssl" in
+ yes-* | no-no)
+ SSL_APP=
+ CRYPTO_APP=
+ SSH_APP=
+ if test "$with_ssl" = "no"; then
+ skip="User gave --without-ssl option"
+ else
+ skip="Cannot search for ssl; missing cross system root (erl_xcomp_sysroot)."
+ fi
+ for a in ssl crypto ssh; do
+ echo "$skip" > $ERL_TOP/lib/$a/SKIP
+ done
+ ;;
+ no-yes | no- )
+ # On windows, we could try to find the installation
+ # of Shining Light OpenSSL, which can be found by poking in
+ # the uninstall section in the registry, it's worth a try...
+ extra_dir=""
+ if test "x$MIXED_CYGWIN" = "xyes"; then
+ AC_CHECK_PROG(REGTOOL, regtool, regtool, false)
+ if test "$ac_cv_prog_REGTOOL" != false; then
+ wrp="/machine/software/microsoft/windows/currentversion/"
+ if test "x$ac_cv_sizeof_void_p" = "x8"; then
+ urp="uninstall/openssl (64-bit)_is1/inno setup: app path"
+ regtool_subsystem=-w
+ else
+ urp="uninstall/openssl (32-bit)_is1/inno setup: app path"
+ regtool_subsystem=-W
+ fi
+ rp="$wrp$urp"
+ if regtool -q $regtool_subsystem get "$rp" > /dev/null; then
+ true
+ else
+ # Fallback to unspecified wordlength
+ urp="uninstall/openssl_is1/inno setup: app path"
+ rp="$wrp$urp"
+ fi
+ if regtool -q $regtool_subsystem get "$rp" > /dev/null; then
+ ssl_install_dir=`regtool -q $regtool_subsystem get "$rp"`
+ # Try hard to get rid of spaces...
+ if cygpath -d "$ssl_install_dir" > /dev/null 2>&1; then
+ ssl_install_dir=`cygpath -d "$ssl_install_dir"`
+ fi
+ extra_dir=`cygpath $ssl_install_dir`
+ fi
+ fi
+ elif test "x$MIXED_MSYS" = "xyes"; then
+ AC_CHECK_PROG(REGTOOL, reg_query.sh, reg_query.sh, false)
+ if test "$ac_cv_prog_REGTOOL" != false; then
+ if test "x$ac_cv_sizeof_void_p" = "x8"; then
+ rp="HKLM/SOFTWARE/Microsoft/Windows/CurrentVersion/Uninstall/OpenSSL (64-bit)_is1"
+ else
+ rp="HKLM/SOFTWARE/Microsoft/Windows/CurrentVersion/Uninstall/OpenSSL_is1"
+ fi
+ key="Inno Setup: App Path"
+ if "$ac_cv_prog_REGTOOL" "$rp" "$key" > /dev/null; then
+ ssl_install_dir=`"$ac_cv_prog_REGTOOL" "$rp" "$key"`
+ extra_dir=`win2msys_path.sh "$ssl_install_dir"`
+ fi
+ fi
+ fi
+ # We search for OpenSSL in the common OS standard locations.
+ SSL_APP=ssl
+ CRYPTO_APP=crypto
+ SSH_APP=ssh
+
+ SSL_CRYPTO_LIBNAME=crypto
+ SSL_SSL_LIBNAME=ssl
+
+ if test "x$MIXED_CYGWIN" = "xyes" -o "x$MIXED_MSYS" = "xyes"; then
+ if test "x$ac_cv_sizeof_void_p" = "x8"; then
+ std_win_ssl_locations="/cygdrive/c/OpenSSL-Win64 /c/OpenSSL-Win64 /opt/local64/pgm/OpenSSL"
+ else
+ std_win_ssl_locations="/cygdrive/c/OpenSSL-Win32 /c/OpenSSL-Win32 /cygdrive/c/OpenSSL /c/OpenSSL /opt/local/pgm/OpenSSL"
+ fi
+ else
+ std_win_ssl_locations=""
+ fi
+
+
+ AC_MSG_CHECKING(for OpenSSL >= 0.9.8c in standard locations)
+ for rdir in $extra_dir $std_win_ssl_locations $std_ssl_locations; do
+ dir="$erl_xcomp_sysroot$rdir"
+ if test -f "$erl_xcomp_isysroot$rdir/include/openssl/opensslv.h"; then
+ is_real_ssl=yes
+ SSL_INCDIR="$dir"
+ if test "x$MIXED_CYGWIN" = "xyes" -o "x$MIXED_MSYS" = "xyes"; then
+ if test -f "$dir/lib/VC/libeay32.lib"; then
+ SSL_RUNTIME_LIBDIR="$rdir/lib/VC"
+ SSL_LIBDIR="$dir/lib/VC"
+ SSL_CRYPTO_LIBNAME=libeay32
+ SSL_SSL_LIBNAME=ssleay32
+ elif test -f "$dir/lib/VC/openssl.lib"; then
+ SSL_RUNTIME_LIBDIR="$rdir/lib/VC"
+ SSL_LIBDIR="$dir/lib/VC"
+ elif test -f $dir/lib/VC/libeay32MD.lib; then
+ SSL_CRYPTO_LIBNAME=libeay32MD
+ SSL_SSL_LIBNAME=ssleay32MD
+ if test "x$enable_dynamic_ssl" = "xno" && \
+ test -f $dir/lib/VC/static/libeay32MD.lib; then
+ SSL_RUNTIME_LIBDIR="$rdir/lib/VC/static"
+ SSL_LIBDIR="$dir/lib/VC/static"
+ else
+ SSL_RUNTIME_LIBDIR="$rdir/lib/VC"
+ SSL_LIBDIR="$dir/lib/VC"
+ fi
+ elif test -f "$dir/lib/libeay32.lib"; then
+ SSL_RUNTIME_LIBDIR="$rdir/lib"
+ SSL_LIBDIR="$dir/lib"
+ SSL_CRYPTO_LIBNAME=libeay32
+ SSL_SSL_LIBNAME=ssleay32
+ elif test -f "$dir/lib/openssl.lib"; then
+ SSL_RUNTIME_LIBDIR="$rdir/lib"
+ SSL_LIBDIR="$dir/lib"
+ else
+ is_real_ssl=no
+ fi
+ elif test -f "$dir/lib/powerpc/libsslcrypto.a"; then
+ SSL_CRYPTO_LIBNAME=sslcrypto
+ SSL_LIBDIR="$dir/lib/powerpc/"
+ SSL_RUNTIME_LIBDIR="$rdir/lib/powerpc/"
+ else
+ if test "x$ac_cv_sizeof_void_p" = "x8"; then
+ if test -f "$dir/lib64/libcrypto.a"; then
+ SSL_RUNTIME_LIBDIR="$rdir/lib64"
+ SSL_LIBDIR="$dir/lib64"
+ elif test -f "$dir/lib/64/libcrypto.a"; then
+ SSL_RUNTIME_LIBDIR="$rdir/lib/64"
+ SSL_LIBDIR="$dir/lib/64"
+ elif test -f "$dir/lib64/libcrypto.so"; then
+ SSL_RUNTIME_LIBDIR="$rdir/lib64"
+ SSL_LIBDIR="$dir/lib64"
+ elif test -f "$dir/lib/64/libcrypto.so"; then
+ SSL_RUNTIME_LIBDIR="$rdir/lib/64"
+ SSL_LIBDIR="$dir/lib/64"
+ else
+ SSL_RUNTIME_LIBDIR="$rdir/lib"
+ SSL_LIBDIR="$dir/lib"
+ fi
+ else
+ SSL_RUNTIME_LIBDIR="$rdir/lib"
+ SSL_LIBDIR="$dir/lib"
+ fi
+ fi
+ if test '!' -f "$SSL_LIBDIR/lib${SSL_CRYPTO_LIBNAME}.a"; then
+ SSL_DYNAMIC_ONLY=yes
+ elif test '!' -f "$SSL_LIBDIR/lib${SSL_CRYPTO_LIBNAME}.so" -a '!' -f "$SSL_LIBDIR/lib${SSL_CRYPTO_LIBNAME}.dylib"; then
+ SSL_STATIC_ONLY=yes
+ fi
+ SSL_BINDIR="$rdir/bin"
+ if test "x$is_real_ssl" = "xyes" ; then
+ SSL_INCLUDE="-I$dir/include"
+ old_CPPFLAGS=$CPPFLAGS
+ CPPFLAGS=$SSL_INCLUDE
+ AC_EGREP_CPP(^yes$,[
+#include <openssl/opensslv.h>
+#if OPENSSL_VERSION_NUMBER >= 0x0090803fL
+yes
+#endif
+ ],[
+ ssl_found=yes
+ ],[
+ SSL_APP=
+ ssl_found=no
+ ])
+ CPPFLAGS=$old_CPPFLAGS
+ if test "x$ssl_found" = "xyes"; then
+ if test "x$MIXED_CYGWIN" = "xyes" -o "x$MIXED_MSYS" = "xyes"; then
+ ssl_linkable=yes
+ elif test "x${SSL_CRYPTO_LIBNAME}" = "xsslcrypto"; then
+ # This should only be triggered seen OSE
+ ssl_linkable=yes
+ else
+ saveCFLAGS="$CFLAGS"
+ saveLDFLAGS="$LDFLAGS"
+ saveLIBS="$LIBS"
+ CFLAGS="$CFLAGS $SSL_INCLUDE"
+ if test "x$SSL_STATIC_ONLY" = "xyes"; then
+ LIBS="${SSL_LIBDIR}/lib${SSL_CRYPTO_LIBNAME}.a"
+ else
+ LDFLAGS="$LDFLAGS -L$SSL_LIBDIR"
+ LIBS="$LIBS -l${SSL_CRYPTO_LIBNAME}"
+ fi
+ AC_TRY_LINK([
+ #include <stdio.h>
+ #include <openssl/hmac.h>],
+ [
+ HMAC(0, 0, 0, 0, 0, 0, 0);
+ ],
+ [ssl_linkable=yes],
+ [ssl_linkable=no])
+ CFLAGS="$saveCFLAGS"
+ LDFLAGS="$saveLDFLAGS"
+ LIBS="$saveLIBS"
+ fi
+ fi
+ if test "x$ssl_found" = "xyes" && test "x$ssl_linkable" = "xyes"; then
+ AC_MSG_RESULT([$dir])
+ break;
+ fi
+ fi
+ fi
+ done
+
+ if test "x$ssl_found" != "xyes" ; then
+ dnl
+ dnl If no SSL found above, check whether we are running on OpenBSD.
+ dnl
+ case $host_os in
+ openbsd*)
+ if test -f "$erl_xcomp_isysroot/usr/include/openssl/opensslv.h"; then
+ # Trust OpenBSD to have everything the in the correct locations.
+ ssl_found=yes
+ ssl_linkable=yes
+ SSL_INCDIR="$erl_xcomp_sysroot/usr"
+ AC_MSG_RESULT([$SSL_INCDIR])
+ SSL_RUNTIME_LIB="/usr/lib"
+ SSL_LIB="$erl_xcomp_sysroot/usr/lib"
+ SSL_BINDIR="/usr/sbin"
+ dnl OpenBSD requires us to link with -L and -l
+ SSL_DYNAMIC_ONLY="yes"
+ fi
+ ;;
+ esac
+ fi
+dnl Now, certain linuxes have a 64bit libcrypto
+dnl that cannot build shared libraries (i.e. not PIC)
+dnl One could argue that this is wrong, but
+dnl so it is - be adoptable
+ if test "$ssl_found" = "yes" && test "$ssl_linkable" = "yes" && test "$SSL_DYNAMIC_ONLY" != "yes"; then
+ case $host_os in
+ linux*)
+ saveCFLAGS="$CFLAGS"
+ saveLDFLAGS="$LDFLAGS"
+ saveLIBS="$LIBS"
+ CFLAGS="$DED_CFLAGS $SSL_INCLUDE"
+ LDFLAGS="$DED_LDFLAGS"
+ LIBS="$SSL_LIBDIR/libcrypto.a $STATIC_ZLIB_LIBS"
+ AC_TRY_LINK([
+ #include <stdio.h>
+ #include <openssl/hmac.h>],
+ [
+ HMAC(0, 0, 0, 0, 0, 0, 0);
+ ],
+ [ssl_dyn_linkable=yes],
+ [ssl_dyn_linkable=no])
+ CFLAGS="$saveCFLAGS"
+ LDFLAGS="$saveLDFLAGS"
+ LIBS="$saveLIBS"
+ if test "x$ssl_dyn_linkable" != "xyes"; then
+ SSL_DYNAMIC_ONLY=yes
+ AC_MSG_WARN([SSL will be linked against dynamic lib as static lib is not purely relocatable])
+ fi
+ ;;
+ esac
+ fi
+
+
+
+
+ if test "x$ssl_found" != "xyes" || test "x$ssl_linkable" != "xyes"; then
+ if test "x$ssl_found" = "xyes"; then
+ AC_MSG_RESULT([found; but not usable])
+ else
+ AC_MSG_RESULT([no])
+ fi
+ SSL_APP=
+ CRYPTO_APP=
+ SSH_APP=
+ AC_MSG_WARN([No (usable) OpenSSL found, skipping ssl, ssh and crypto applications])
+
+ for a in ssl crypto ssh; do
+ echo "No usable OpenSSL found" > $ERL_TOP/lib/$a/SKIP
+ done
+ fi
+ ;;
+ *)
+ # Option given with PATH to package
+ if test ! -d "$with_ssl" ; then
+ AC_MSG_ERROR(Invalid path to option --with-ssl=PATH)
+ fi
+ if test ! -d "$with_ssl_incl" ; then
+ AC_MSG_ERROR(Invalid path to option --with-ssl-incl=PATH)
+ fi
+ SSL_INCDIR="$with_ssl_incl"
+ SSL_CRYPTO_LIBNAME=crypto
+ SSL_SSL_LIBNAME=ssl
+ if test "x$MIXED_CYGWIN" = "xyes" -o "x$MIXED_MSYS" = "xyes" && test -d "$with_ssl/lib/VC"; then
+ if test -f "$with_ssl/lib/VC/libeay32.lib"; then
+ SSL_LIBDIR="$with_ssl/lib/VC"
+ SSL_CRYPTO_LIBNAME=libeay32
+ SSL_SSL_LIBNAME=ssleay32
+ elif test -f "$with_ssl/lib/VC/openssl.lib"; then
+ SSL_LIBDIR="$with_ssl/lib/VC"
+ elif test -f $with_ssl/lib/VC/libeay32MD.lib; then
+ SSL_CRYPTO_LIBNAME=libeay32MD
+ SSL_SSL_LIBNAME=ssleay32MD
+ if test "x$enable_dynamic_ssl" = "xno" && \
+ test -f $with_ssl/lib/VC/static/libeay32MD.lib; then
+ SSL_LIBDIR="$with_ssl/lib/VC/static"
+ else
+ SSL_LIBDIR="$with_ssl/lib/VC"
+ fi
+ elif test -f "$with_ssl/lib/libeay32.lib"; then
+ SSL_LIBDIR="$with_ssl/lib"
+ SSL_CRYPTO_LIBNAME=libeay32
+ SSL_SSL_LIBNAME=ssleay32
+ else
+ # This probably wont work, but that's what the user said, so...
+ SSL_LIBDIR="$with_ssl/lib"
+ fi
+ elif test -f "$dir/lib/powerpc/libsslcrypto.a"; then
+ SSL_CRYPTO_LIBNAME=sslcrypto
+ SSL_LIBDIR="$with_ssl/lib/powerpc/"
+ elif test "x$ac_cv_sizeof_void_p" = "x8"; then
+ if test -f "$with_ssl/lib64/libcrypto.a"; then
+ SSL_LIBDIR="$with_ssl/lib64"
+ elif test -f "$with_ssl/lib/64/libcrypto.a"; then
+ SSL_LIBDIR="$with_ssl/lib/64"
+ elif test -f "$with_ssl/lib64/libcrypto.so"; then
+ SSL_LIBDIR="$with_ssl/lib64"
+ elif test -f "$with_ssl/lib/64/libcrypto.so"; then
+ SSL_LIBDIR="$with_ssl/lib/64"
+ else
+ SSL_LIBDIR="$with_ssl/lib"
+ fi
+ else
+ SSL_LIBDIR="$with_ssl/lib"
+ fi
+ if test '!' -f "${SSL_LIBDIR}/lib${SSL_CRYPTO_LIBNAME}.a"; then
+ SSL_DYNAMIC_ONLY=yes
+ elif test '!' -f ${SSL_LIBDIR}/lib${SSL_CRYPTO_LIBNAME}.so -a '!' -f "$SSL_LIBDIR/lib${SSL_CRYPTO_LIBNAME}.dylib"; then
+ SSL_STATIC_ONLY=yes
+ fi
+ SSL_INCLUDE="-I$with_ssl_incl/include"
+ SSL_APP=ssl
+ CRYPTO_APP=crypto
+ SSH_APP=ssh
+ if test "$cross_compiling" = "yes"; then
+ SSL_RUNTIME_LIBDIR=`echo "$SSL_LIBDIR" | sed -n "s|^$erl_xcomp_sysroot\(/*\)\(.*\)\$|/\2|p"`
+ else
+ SSL_RUNTIME_LIBDIR="$SSL_LIBDIR"
+ fi
+esac
+
+if test "x$SSL_APP" != "x" ; then
+ dnl We found openssl, now check if we use kerberos 5 support
+ dnl FIXME: Do we still support platforms that have Kerberos?
+ AC_MSG_CHECKING(for OpenSSL kerberos 5 support)
+ old_CPPFLAGS=$CPPFLAGS
+ CPPFLAGS=$SSL_INCLUDE
+ AC_EGREP_CPP(^yes$,[
+#include <openssl/opensslv.h>
+#include <openssl/opensslconf.h>
+#if OPENSSL_VERSION_NUMBER < 0x1010000fL && !defined(OPENSSL_NO_KRB5)
+yes
+#endif
+ ],[
+ AC_MSG_RESULT([yes])
+ ssl_krb5_enabled=yes
+ if test "x$SSL_DYNAMIC_ONLY" != "xyes"; then
+ if test -f "$SSL_LIBDIR/libkrb5.a"; then
+ SSL_LINK_WITH_KERBEROS=yes
+ STATIC_KERBEROS_LIBS="$SSL_LIBDIR/libkrb5.a"
+ if test -f "$SSL_LIBDIR/libkrb5support.a"; then
+ STATIC_KERBEROS_LIBS="$STATIC_KERBEROS_LIBS $SSL_LIBDIR/libkrb5support.a"
+ fi
+ if test -f "$SSL_LIBDIR/libk5crypto.a"; then
+ STATIC_KERBEROS_LIBS="$STATIC_KERBEROS_LIBS $SSL_LIBDIR/libk5crypto.a"
+ fi
+ if test -f "$SSL_LIBDIR/libresolv.a"; then
+ STATIC_KERBEROS_LIBS="$STATIC_KERBEROS_LIBS $SSL_LIBDIR/libresolv.a"
+ fi
+ if test -f "$SSL_LIBDIR/libcom_err.a"; then
+ STATIC_KERBEROS_LIBS="$STATIC_KERBEROS_LIBS $SSL_LIBDIR/libcom_err.a"
+ fi
+ else
+ AC_MSG_WARN([Kerberos needed but no kerberos static libraries found])
+ AC_MSG_WARN([Rescanning for dynamic SSL libraries])
+ enable_dynamic_ssl=yes
+ ssl_done=no
+ SSL_LINK_WITH_KERBEROS=no
+ STATIC_KERBEROS_LIBS=""
+ ssl_krb5_enabled=no
+ SSL_WITH_KERBEROS=no
+ fi
+ else
+ SSL_LINK_WITH_KERBEROS=no
+ STATIC_KERBEROS_LIBS=""
+ fi
+ ],[
+ AC_MSG_RESULT([no])
+ ssl_krb5_enabled=no
+ SSL_WITH_KERBEROS=no
+ ])
+ CPPFLAGS=$old_CPPFLAGS
+ SSL_KRB5_INCLUDE=
+ if test "x$ssl_krb5_enabled" = "xyes" ; then
+ AC_MSG_CHECKING(for krb5.h in standard locations)
+ for dir in $extra_dir "$SSL_INCDIR/include" "$SSL_INCDIR/include/openssl" \
+ "$SSL_INCDIR/include/kerberos" \
+ "$erl_xcomp_isysroot/cygdrive/c/kerberos/include" \
+ "$erl_xcomp_isysroot/usr/local/kerberos/include" \
+ "$erl_xcomp_isysroot/usr/kerberos/include" \
+ "$erl_xcomp_isysroot/usr/include"
+ do
+ if test -f "$dir/krb5.h" ; then
+ SSL_KRB5_INCLUDE="$dir"
+ break
+ fi
+ done
+ if test "x$SSL_KRB5_INCLUDE" = "x" ; then
+ AC_MSG_RESULT([not found])
+ SSL_APP=
+ CRYPTO_APP=
+ SSH_APP=
+ AC_MSG_WARN([OpenSSL is configured for kerberos but no krb5.h found])
+ for a in ssl crypto ssh ; do
+ echo "OpenSSL is configured for kerberos but no krb5.h found" > $ERL_TOP/lib/$a/SKIP
+ done
+ else
+ AC_MSG_RESULT([found in $SSL_KRB5_INCLUDE])
+ SSL_INCLUDE="$SSL_INCLUDE -I$SSL_KRB5_INCLUDE"
+ fi
+ fi
+fi
+
+done # while test ssl_done != yes
+
+SSL_DED_LD_RUNTIME_LIBRARY_PATH=
+ded_ld_rflg="$DED_LD_FLAG_RUNTIME_LIBRARY_PATH"
+
+
+case "$with_ssl_rpath" in
+
+yes) # Use standard lib locations for ssl runtime library path
+
+ if test "$SSL_APP" != "" && test "$SSL_DYNAMIC_ONLY" = "yes" && test "$ded_ld_rflg" != ""; then
+
+ AC_MSG_CHECKING(for ssl runtime library path to use)
+
+ libdirs="/lib"
+
+ if test "$ac_cv_sizeof_void_p" = "8"; then
+ dir_lib64=no
+ dir_lib_64=no
+
+ case "$SSL_RUNTIME_LIBDIR" in
+ */lib/64 | */lib/64/ ) dir_lib_64=yes;;
+ */lib64 | */lib64/ ) dir_lib64=yes;;
+ *) ;;
+ esac
+
+ for dir in $std_ssl_locations; do
+ test $dir_lib_64 = no &&
+ test -d "$erl_xcomp_sysroot$dir/lib/64" &&
+ dir_lib_64=yes
+ test $dir_lib64 = no &&
+ test -d "$erl_xcomp_sysroot$dir/lib64" &&
+ dir_lib64=yes
+ done
+
+ test $dir_lib_64 = yes && libdirs="/lib/64 $libdirs"
+ test $dir_lib64 = yes && libdirs="/lib64 $libdirs"
+ fi
+
+ for type in std x_std curr; do
+
+ ded_ld_rpath="$ded_ld_rflg$SSL_RUNTIME_LIBDIR"
+ rpath="$SSL_RUNTIME_LIBDIR"
+
+ if test $type != curr; then
+ for ldir in $libdirs; do
+ for dir in $std_ssl_locations; do
+ test "$SSL_LIBDIR" != "$dir$ldir" || continue
+ test $type != x_std || test -d "$dir$ldir" || continue
+ if test "$dir" = "/"; then
+ libdir="$ldir"
+ else
+ libdir="$dir$ldir"
+ fi
+ ded_ld_rpath="$ded_ld_rpath $ded_ld_rflg$libdir"
+ rpath="$rpath:$libdir"
+ done
+ done
+ fi
+
+ saveCFLAGS="$CFLAGS"
+ saveLDFLAGS="$LDFLAGS"
+ saveLIBS="$LIBS"
+ CFLAGS="$CFLAGS $SSL_INCLUDE"
+ LDFLAGS="$LDFLAGS $ld_rpath -L$SSL_LIBDIR"
+ LIBS="-lcrypto"
+ AC_TRY_LINK([
+ #include <stdio.h>
+ #include <openssl/hmac.h>
+ ],
+ [
+ HMAC(0, 0, 0, 0, 0, 0, 0);
+ ],
+ [rpath_success=yes],
+ [rpath_success=no])
+ CFLAGS="$saveCFLAGS"
+ LDFLAGS="$saveLDFLAGS"
+ LIBS="$saveLIBS"
+
+ test "$rpath_success" = "yes" && break
+ done
+
+ test "$rpath_success" = "yes" || { ded_ld_rpath=; rpath=; }
+
+ SSL_DED_LD_RUNTIME_LIBRARY_PATH="$ded_ld_rpath"
+
+ AC_MSG_RESULT([$rpath])
+ test "$rpath" != "" || AC_MSG_WARN([Cannot set run path during linking])
+ fi
+ ;;
+
+no) # Use no ssl runtime library path
+ SSL_DED_LD_RUNTIME_LIBRARY_PATH=
+ ;;
+
+*) # Use ssl runtime library paths set by --with-ssl-rpath (without any check)
+ ded_ld_rpath=
+ delimit=
+ for dir in `echo $with_ssl_rpath | sed "s/,/ /g"`; do
+ ded_ld_rpath="$ded_ld_rpath$delimit$ded_ld_rflg$dir"
+ delimit=" "
+ done
+ SSL_DED_LD_RUNTIME_LIBRARY_PATH="$ded_ld_rpath"
+ ;;
+
+esac
+
+
+AC_ARG_ENABLE(fips,
+AS_HELP_STRING([--enable-fips], [enable OpenSSL FIPS mode support])
+AS_HELP_STRING([--disable-fips], [disable OpenSSL FIPS mode support (default)]),
+[ case "$enableval" in
+ yes) enable_fips_support=yes ;;
+ *) enable_fips_support=no ;;
+ esac ], enable_fips_support=no)
+
+if test "x$enable_fips_support" = "xyes" && test "$CRYPTO_APP" != ""; then
+ saveCFLAGS="$CFLAGS"
+ saveLDFLAGS="$LDFLAGS"
+ saveLIBS="$LIBS"
+ CFLAGS="$CFLAGS $SSL_INCLUDE"
+ LDFLAGS="$LDFLAGS $ded_ld_rpath -L$SSL_LIBDIR"
+ LIBS="-lcrypto"
+ AC_CHECK_FUNC([FIPS_mode_set],
+ [SSL_FLAGS="-DFIPS_SUPPORT"],
+ [SSL_FLAGS=])
+ CFLAGS="$saveCFLAGS"
+ LDFLAGS="$saveLDFLAGS"
+ LIBS="$saveLIBS"
+else
+ SSL_FLAGS=
+fi
+
+AC_SUBST(SSL_INCLUDE)
+AC_SUBST(SSL_INCDIR)
+AC_SUBST(SSL_LIBDIR)
+AC_SUBST(SSL_FLAGS)
+AC_SUBST(SSL_CRYPTO_LIBNAME)
+AC_SUBST(SSL_SSL_LIBNAME)
+AC_SUBST(SSL_DED_LD_RUNTIME_LIBRARY_PATH)
+AC_SUBST(SSL_DYNAMIC_ONLY)
+AC_SUBST(SSL_LINK_WITH_KERBEROS)
+AC_SUBST(STATIC_KERBEROS_LIBS)
+AC_SUBST(SSL_LINK_WITH_ZLIB)
+AC_SUBST(STATIC_ZLIB_LIBS)
+
+AC_OUTPUT(c_src/$host/Makefile:c_src/Makefile.in)
+
diff --git a/lib/crypto/doc/src/crypto.xml b/lib/crypto/doc/src/crypto.xml
index 651b647e1c..b8ec41bea8 100644
--- a/lib/crypto/doc/src/crypto.xml
+++ b/lib/crypto/doc/src/crypto.xml
@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="utf-8" ?>
<!DOCTYPE erlref SYSTEM "erlref.dtd">
<erlref>
@@ -1002,7 +1001,7 @@ _FloatValue = rand:uniform(). % [0.0; 1.0[</pre>
</p>
<note>
<p>
- The state returned from this function can not be used
+ The state returned from this function cannot be used
to get a reproducable random sequence as from
the other
<seealso marker="stdlib:rand">rand</seealso>
@@ -1028,7 +1027,8 @@ _FloatValue = rand:uniform(). % [0.0; 1.0[</pre>
<p>
Creates state object for
<seealso marker="stdlib:rand">random number generation</seealso>,
- in order to generate cryptographically strong random numbers.
+ in order to generate cryptographically strong random numbers,
+ and saves it in the process dictionary before returning it as well.
See also
<seealso marker="stdlib:rand#seed-1">rand:seed/1</seealso> and
<seealso marker="#rand_seed_alg_s-1">rand_seed_alg_s/1</seealso>.
@@ -1039,12 +1039,6 @@ _FloatValue = rand:uniform(). % [0.0; 1.0[</pre>
may raise exception <c>error:low_entropy</c> in case the random generator
failed due to lack of secure "randomness".
</p>
- <p>
- The cache size can be changed from its default value using the
- <seealso marker="crypto_app">
- crypto app's
- </seealso> configuration parameter <c>rand_cache_size</c>.
- </p>
<p><em>Example</em></p>
<pre>
_ = crypto:rand_seed_alg(crypto_cache),
@@ -1054,6 +1048,34 @@ _FloatValue = rand:uniform(). % [0.0; 1.0[</pre>
</func>
<func>
+ <name>rand_seed_alg(Alg, Seed) -> rand:state()</name>
+ <fsummary>Strong random number generation plugin state</fsummary>
+ <type>
+ <v>Alg = crypto_aes</v>
+ </type>
+ <desc>
+ <marker id="rand_seed_alg-2" />
+ <p>
+ Creates a state object for
+ <seealso marker="stdlib:rand">random number generation</seealso>,
+ in order to generate cryptographically unpredictable random numbers,
+ and saves it in the process dictionary before returning it as well.
+ See also
+ <seealso marker="#rand_seed_alg_s-2">rand_seed_alg_s/2</seealso>.
+ </p>
+ <p><em>Example</em></p>
+ <pre>
+_ = crypto:rand_seed_alg(crypto_aes, "my seed"),
+IntegerValue = rand:uniform(42), % [1; 42]
+FloatValue = rand:uniform(), % [0.0; 1.0[
+_ = crypto:rand_seed_alg(crypto_aes, "my seed"),
+IntegerValue = rand:uniform(42), % Same values
+FloatValue = rand:uniform(). % again
+ </pre>
+ </desc>
+ </func>
+
+ <func>
<name>rand_seed_alg_s(Alg) -> rand:state()</name>
<fsummary>Strong random number generation plugin state</fsummary>
<type>
@@ -1090,9 +1112,15 @@ _FloatValue = rand:uniform(). % [0.0; 1.0[</pre>
crypto app's
</seealso> configuration parameter <c>rand_cache_size</c>.
</p>
+ <p>
+ When using the state object from this function the
+ <seealso marker="stdlib:rand">rand</seealso> functions using it
+ may throw exception <c>low_entropy</c> in case the random generator
+ failed due to lack of secure "randomness".
+ </p>
<note>
<p>
- The state returned from this function can not be used
+ The state returned from this function cannot be used
to get a reproducable random sequence as from
the other
<seealso marker="stdlib:rand">rand</seealso>
@@ -1112,6 +1140,72 @@ _FloatValue = rand:uniform(). % [0.0; 1.0[</pre>
</func>
<func>
+ <name>rand_seed_alg_s(Alg, Seed) -> rand:state()</name>
+ <fsummary>Strong random number generation plugin state</fsummary>
+ <type>
+ <v>Alg = crypto_aes</v>
+ </type>
+ <desc>
+ <marker id="rand_seed_alg_s-2" />
+ <p>
+ Creates a state object for
+ <seealso marker="stdlib:rand">random number generation</seealso>,
+ in order to generate cryptographically unpredictable random numbers.
+ See also
+ <seealso marker="#rand_seed_alg-1">rand_seed_alg/1</seealso>.
+ </p>
+ <p>
+ To get a long period the Xoroshiro928 generator from the
+ <seealso marker="stdlib:rand">rand</seealso>
+ module is used as a counter (with period 2^928 - 1)
+ and the generator states are scrambled through AES
+ to create 58-bit pseudo random values.
+ </p>
+ <p>
+ The result should be statistically completely unpredictable
+ random values, since the scrambling is cryptographically strong
+ and the period is ridiculously long. But the generated numbers
+ are not to be regarded as cryptographically strong since
+ there is no re-keying schedule.
+ </p>
+ <list type="bulleted">
+ <item>
+ <p>
+ If you need cryptographically strong random numbers use
+ <seealso marker="#rand_seed_alg_s-1">rand_seed_alg_s/1</seealso>
+ with <c>Alg =:= crypto</c> or <c>Alg =:= crypto_cache</c>.
+ </p>
+ </item>
+ <item>
+ <p>
+ If you need to be able to repeat the sequence use this function.
+ </p>
+ </item>
+ <item>
+ <p>
+ If you do not need the statistical quality of this function,
+ there are faster algorithms in the
+ <seealso marker="stdlib:rand">rand</seealso>
+ module.
+ </p>
+ </item>
+ </list>
+ <p>
+ Thanks to the used generator the state object supports the
+ <seealso marker="stdlib:rand#jump-0"><c>rand:jump/0,1</c></seealso>
+ function with distance 2^512.
+ </p>
+ <p>
+ Numbers are generated in batches and cached for speed reasons.
+ The cache size can be changed from its default value using the
+ <seealso marker="crypto_app">
+ crypto app's
+ </seealso> configuration parameter <c>rand_cache_size</c>.
+ </p>
+ </desc>
+ </func>
+
+ <func>
<name name="stream_init" arity="2"/>
<fsummary></fsummary>
<desc>
diff --git a/lib/crypto/doc/src/engine_keys.xml b/lib/crypto/doc/src/engine_keys.xml
index feeb353d1e..b28606fb4e 100644
--- a/lib/crypto/doc/src/engine_keys.xml
+++ b/lib/crypto/doc/src/engine_keys.xml
@@ -40,7 +40,7 @@
</p>
<p>
An engine could among other tasks provide a storage for
- private or public keys. Such a storage could be made safer than the normal file system. Thoose techniques are not
+ private or public keys. Such a storage could be made safer than the normal file system. Those techniques are not
described in this User's Guide. Here we concentrate on how to use private or public keys stored in
such an engine.
</p>
diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl
index 2db73c4af0..68c0bcef5e 100644
--- a/lib/crypto/src/crypto.erl
+++ b/lib/crypto/src/crypto.erl
@@ -31,9 +31,10 @@
-export([cmac/3, cmac/4]).
-export([poly1305/2]).
-export([exor/2, strong_rand_bytes/1, mod_pow/3]).
--export([rand_seed/0, rand_seed_alg/1]).
--export([rand_seed_s/0, rand_seed_alg_s/1]).
+-export([rand_seed/0, rand_seed_alg/1, rand_seed_alg/2]).
+-export([rand_seed_s/0, rand_seed_alg_s/1, rand_seed_alg_s/2]).
-export([rand_plugin_next/1]).
+-export([rand_plugin_aes_next/1, rand_plugin_aes_jump/1]).
-export([rand_plugin_uniform/1]).
-export([rand_plugin_uniform/2]).
-export([rand_cache_plugin_next/1]).
@@ -92,7 +93,9 @@
]).
%% Private. For tests.
--export([packed_openssl_version/4, engine_methods_convert_to_bitmask/2, get_test_engine/0]).
+-export([packed_openssl_version/4, engine_methods_convert_to_bitmask/2,
+ get_test_engine/0]).
+-export([rand_plugin_aes_jump_2pow20/1]).
-deprecated({rand_uniform, 2, next_major_release}).
@@ -674,34 +677,73 @@ rand_seed_s() ->
rand_seed_alg(Alg) ->
rand:seed(rand_seed_alg_s(Alg)).
+-spec rand_seed_alg(Alg :: atom(), Seed :: term()) ->
+ {rand:alg_handler(),
+ atom() | rand_cache_seed()}.
+rand_seed_alg(Alg, Seed) ->
+ rand:seed(rand_seed_alg_s(Alg, Seed)).
+
-define(CRYPTO_CACHE_BITS, 56).
+-define(CRYPTO_AES_BITS, 58).
+
-spec rand_seed_alg_s(Alg :: atom()) ->
{rand:alg_handler(),
atom() | rand_cache_seed()}.
-rand_seed_alg_s(?MODULE) ->
- {#{ type => ?MODULE,
- bits => 64,
- next => fun ?MODULE:rand_plugin_next/1,
- uniform => fun ?MODULE:rand_plugin_uniform/1,
- uniform_n => fun ?MODULE:rand_plugin_uniform/2},
- no_seed};
-rand_seed_alg_s(crypto_cache) ->
+rand_seed_alg_s({AlgHandler, _AlgState} = State) when is_map(AlgHandler) ->
+ State;
+rand_seed_alg_s({Alg, AlgState}) when is_atom(Alg) ->
+ {mk_alg_handler(Alg),AlgState};
+ rand_seed_alg_s(Alg) when is_atom(Alg) ->
+ {mk_alg_handler(Alg),mk_alg_state(Alg)}.
+%%
+-spec rand_seed_alg_s(Alg :: atom(), Seed :: term()) ->
+ {rand:alg_handler(),
+ atom() | rand_cache_seed()}.
+rand_seed_alg_s(Alg, Seed) when is_atom(Alg) ->
+ {mk_alg_handler(Alg),mk_alg_state({Alg,Seed})}.
+
+mk_alg_handler(?MODULE = Alg) ->
+ #{ type => Alg,
+ bits => 64,
+ next => fun ?MODULE:rand_plugin_next/1,
+ uniform => fun ?MODULE:rand_plugin_uniform/1,
+ uniform_n => fun ?MODULE:rand_plugin_uniform/2};
+mk_alg_handler(crypto_cache = Alg) ->
+ #{ type => Alg,
+ bits => ?CRYPTO_CACHE_BITS,
+ next => fun ?MODULE:rand_cache_plugin_next/1};
+mk_alg_handler(crypto_aes = Alg) ->
+ #{ type => Alg,
+ bits => ?CRYPTO_AES_BITS,
+ next => fun ?MODULE:rand_plugin_aes_next/1,
+ jump => fun ?MODULE:rand_plugin_aes_jump/1}.
+
+mk_alg_state(?MODULE) ->
+ no_seed;
+mk_alg_state(crypto_cache) ->
CacheBits = ?CRYPTO_CACHE_BITS,
- EnvCacheSize =
- application:get_env(
- crypto, rand_cache_size, CacheBits * 16), % Cache 16 * 8 words
- Bytes = (CacheBits + 7) div 8,
+ BytesPerWord = (CacheBits + 7) div 8,
+ GenBytes =
+ ((rand_cache_size() + (2*BytesPerWord - 1)) div BytesPerWord)
+ * BytesPerWord,
+ {CacheBits, GenBytes, <<>>};
+mk_alg_state({crypto_aes,Seed}) ->
+ %% 16 byte words (128 bit crypto blocks)
+ GenWords = (rand_cache_size() + 31) div 16,
+ Key = crypto:hash(sha256, Seed),
+ {F,Count} = longcount_seed(Seed),
+ {Key,GenWords,F,Count}.
+
+rand_cache_size() ->
+ DefaultCacheSize = 1024,
CacheSize =
- case ((EnvCacheSize + (Bytes - 1)) div Bytes) * Bytes of
- Sz when is_integer(Sz), Bytes =< Sz ->
- Sz;
- _ ->
- Bytes
- end,
- {#{ type => crypto_cache,
- bits => CacheBits,
- next => fun ?MODULE:rand_cache_plugin_next/1},
- {CacheBits, CacheSize, <<>>}}.
+ application:get_env(crypto, rand_cache_size, DefaultCacheSize),
+ if
+ is_integer(CacheSize), 0 =< CacheSize ->
+ CacheSize;
+ true ->
+ DefaultCacheSize
+ end.
rand_plugin_next(Seed) ->
{bytes_to_integer(strong_rand_range(1 bsl 64)), Seed}.
@@ -712,12 +754,97 @@ rand_plugin_uniform(State) ->
rand_plugin_uniform(Max, State) ->
{bytes_to_integer(strong_rand_range(Max)) + 1, State}.
-rand_cache_plugin_next({CacheBits, CacheSize, <<>>}) ->
+
+rand_cache_plugin_next({CacheBits, GenBytes, <<>>}) ->
rand_cache_plugin_next(
- {CacheBits, CacheSize, strong_rand_bytes(CacheSize)});
-rand_cache_plugin_next({CacheBits, CacheSize, Cache}) ->
+ {CacheBits, GenBytes, strong_rand_bytes(GenBytes)});
+rand_cache_plugin_next({CacheBits, GenBytes, Cache}) ->
<<I:CacheBits, NewCache/binary>> = Cache,
- {I, {CacheBits, CacheSize, NewCache}}.
+ {I, {CacheBits, GenBytes, NewCache}}.
+
+
+%% Encrypt 128 bit counter values and use the 58 lowest
+%% encrypted bits as random numbers.
+%%
+%% The 128 bit counter is handled as 4 32 bit words
+%% to avoid bignums. Generate a bunch of numbers
+%% at the time and cache them.
+%%
+-dialyzer({no_improper_lists, rand_plugin_aes_next/1}).
+rand_plugin_aes_next([V|Cache]) ->
+ {V,Cache};
+rand_plugin_aes_next({Key,GenWords,F,Count}) ->
+ rand_plugin_aes_next(Key, GenWords, F, Count);
+rand_plugin_aes_next({Key,GenWords,F,_JumpBase,Count}) ->
+ rand_plugin_aes_next(Key, GenWords, F, Count).
+%%
+rand_plugin_aes_next(Key, GenWords, F, Count) ->
+ {Cleartext,NewCount} = aes_cleartext(<<>>, F, Count, GenWords),
+ Encrypted = crypto:block_encrypt(aes_ecb, Key, Cleartext),
+ [V|Cache] = aes_cache(Encrypted, {Key,GenWords,F,Count,NewCount}),
+ {V,Cache}.
+
+%% A jump advances the counter 2^512 steps; the jump function
+%% is applied to the jump base and then the number of used
+%% numbers from the cache has to be wasted for the jump to be correct
+%%
+rand_plugin_aes_jump({#{type := crypto_aes} = Alg, Cache}) ->
+ {Alg,rand_plugin_aes_jump(fun longcount_jump/1, 0, Cache)}.
+%% Count cached words and subtract their number from jump
+-dialyzer({no_improper_lists, rand_plugin_aes_jump/3}).
+rand_plugin_aes_jump(Jump, J, [_|Cache]) ->
+ rand_plugin_aes_jump(Jump, J + 1, Cache);
+rand_plugin_aes_jump(Jump, J, {Key,GenWords,F,JumpBase, _Count}) ->
+ rand_plugin_aes_jump(Jump, GenWords - J, Key, GenWords, F, JumpBase);
+rand_plugin_aes_jump(Jump, 0, {Key,GenWords,F,JumpBase}) ->
+ rand_plugin_aes_jump(Jump, 0, Key, GenWords, F, JumpBase).
+%%
+rand_plugin_aes_jump(Jump, Skip, Key, GenWords, F, JumpBase) ->
+ Count = longcount_next_count(Skip, Jump(JumpBase)),
+ {Key,GenWords,F,Count}.
+
+rand_plugin_aes_jump_2pow20(Cache) ->
+ rand_plugin_aes_jump(fun longcount_jump_2pow20/1, 0, Cache).
+
+
+longcount_seed(Seed) ->
+ <<X:64, _:6, F:12, S2:58, S1:58, S0:58>> =
+ crypto:hash(sha256, [Seed,<<"Xoroshiro928">>]),
+ {F,rand:exro928_seed([S0,S1,S2|rand:seed58(13, X)])}.
+
+longcount_next_count(0, Count) ->
+ Count;
+longcount_next_count(N, Count) ->
+ longcount_next_count(N - 1, rand:exro928_next_state(Count)).
+
+longcount_next(Count) ->
+ rand:exro928_next(Count).
+
+longcount_jump(Count) ->
+ rand:exro928_jump_2pow512(Count).
+
+longcount_jump_2pow20(Count) ->
+ rand:exro928_jump_2pow20(Count).
+
+
+%% Build binary with counter values to cache
+aes_cleartext(Cleartext, _F, Count, 0) ->
+ {Cleartext,Count};
+aes_cleartext(Cleartext, F, Count, GenWords) ->
+ {{S0,S1}, NewCount} = longcount_next(Count),
+ aes_cleartext(
+ <<Cleartext/binary, F:12, S1:58, S0:58>>,
+ F, NewCount, GenWords - 1).
+
+%% Parse and cache encrypted counter values aka random numbers
+-dialyzer({no_improper_lists, aes_cache/2}).
+aes_cache(<<>>, Cache) ->
+ Cache;
+aes_cache(
+ <<_:(128 - ?CRYPTO_AES_BITS), V:?CRYPTO_AES_BITS, Encrypted/binary>>,
+ Cache) ->
+ [V|aes_cache(Encrypted, Cache)].
+
strong_rand_range(Range) when is_integer(Range), Range > 0 ->
BinRange = int_to_bin(Range),
diff --git a/lib/crypto/test/crypto_SUITE.erl b/lib/crypto/test/crypto_SUITE.erl
index 495c2adb55..ba3901e5fc 100644
--- a/lib/crypto/test/crypto_SUITE.erl
+++ b/lib/crypto/test/crypto_SUITE.erl
@@ -918,7 +918,7 @@ do_sign_verify({Type, Hash, Public, Private, Msg, Options}) ->
error:notsup when NotSupLow == true,
is_integer(LibVer),
LibVer < 16#10001000 ->
- %% Thoose opts where introduced in 1.0.1
+ %% Those opts where introduced in 1.0.1
ct:log("notsup but OK in old cryptolib crypto:sign(~p, ~p, ..., ..., ..., ~p)",
[Type,Hash,Options]),
true;
diff --git a/lib/crypto/test/engine_SUITE.erl b/lib/crypto/test/engine_SUITE.erl
index b083b30d70..4b3ea10315 100644
--- a/lib/crypto/test/engine_SUITE.erl
+++ b/lib/crypto/test/engine_SUITE.erl
@@ -633,7 +633,7 @@ ensure_load(Config) when is_list(Config) ->
end.
%%%----------------------------------------------------------------
-%%% Pub/priv key storage tests. Thoose are for testing the crypto.erl
+%%% Pub/priv key storage tests. Those are for testing the crypto.erl
%%% support for using priv/pub keys stored in an engine.
sign_verify_rsa(Config) ->
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 08:44:42 +0000