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build: Link user-only with crypto random number objects

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For user-only, we require only the random number bits of the
crypto subsystem.  Rename crypto-aes-obj-y to crypto-user-obj-y,
and add the random number objects, plus init.o to handle any
extra stuff the crypto library requires.

Move the crypto libraries from libs_softmmu and libs_tools to
LIBS, so that they are universally used.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2019-05-16 15:29:06 -07:00
parent a73e82ef91
commit 243dc2cf95
5 changed files with 14 additions and 16 deletions
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4
Makefile
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@ -412,7 +412,7 @@ dummy := $(call unnest-vars,, \
block-obj-y \
block-obj-m \
crypto-obj-y \
crypto-aes-obj-y \
crypto-user-obj-y \
qom-obj-y \
io-obj-y \
common-obj-y \
@ -486,7 +486,7 @@ subdir-slirp: .git-submodule-status
$(call quiet-command,$(MAKE) -C $(SRC_PATH)/slirp BUILD_DIR="$(BUILD_DIR)/slirp" CC="$(CC)" AR="$(AR)" LD="$(LD)" RANLIB="$(RANLIB)" CFLAGS="$(QEMU_CFLAGS) $(CFLAGS)" LDFLAGS="$(LDFLAGS)")
$(SUBDIR_RULES): libqemuutil.a $(common-obj-y) \
$(qom-obj-y) $(crypto-aes-obj-$(CONFIG_USER_ONLY))
$(qom-obj-y) $(crypto-user-obj-$(CONFIG_USER_ONLY))
ROMSUBDIR_RULES=$(patsubst %,romsubdir-%, $(ROMS))
# Only keep -O and -g cflags

2
Makefile.objs
View File

@ -25,7 +25,7 @@ block-obj-m = block/
# crypto-obj-y is code used by both qemu system emulation and qemu-img
crypto-obj-y = crypto/
crypto-aes-obj-y = crypto/
crypto-user-obj-y = crypto/
#######################################################################
# qom-obj-y is code used by both qemu system emulation and qemu-img

4
Makefile.target
View File

@ -180,7 +180,7 @@ dummy := $(call unnest-vars,.., \
block-obj-m \
chardev-obj-y \
crypto-obj-y \
crypto-aes-obj-y \
crypto-user-obj-y \
qom-obj-y \
io-obj-y \
common-obj-y \
@ -189,7 +189,7 @@ all-obj-y += $(common-obj-y)
all-obj-y += $(qom-obj-y)
all-obj-$(CONFIG_SOFTMMU) += $(authz-obj-y)
all-obj-$(CONFIG_SOFTMMU) += $(block-obj-y) $(chardev-obj-y)
all-obj-$(CONFIG_USER_ONLY) += $(crypto-aes-obj-y)
all-obj-$(CONFIG_USER_ONLY) += $(crypto-user-obj-y)
all-obj-$(CONFIG_SOFTMMU) += $(crypto-obj-y)
all-obj-$(CONFIG_SOFTMMU) += $(io-obj-y)

9
configure vendored
View File

@ -2792,8 +2792,7 @@ if test "$gnutls" != "no"; then
# At least ubuntu 18.04 ships only shared libraries.
write_c_skeleton
if compile_prog "" "$gnutls_libs" ; then
libs_softmmu="$gnutls_libs $libs_softmmu"
libs_tools="$gnutls_libs $libs_tools"
LIBS="$gnutls_libs $LIBS"
QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
pass="yes"
fi
@ -2864,8 +2863,7 @@ if test "$nettle" != "no"; then
# Link test to make sure the given libraries work (e.g for static).
write_c_skeleton
if compile_prog "" "$nettle_libs" ; then
libs_softmmu="$nettle_libs $libs_softmmu"
libs_tools="$nettle_libs $libs_tools"
LIBS="$nettle_libs $LIBS"
QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
if test -z "$gcrypt"; then
gcrypt="no"
@ -2896,8 +2894,7 @@ if test "$gcrypt" != "no"; then
# Link test to make sure the given libraries work (e.g for static).
write_c_skeleton
if compile_prog "" "$gcrypt_libs" ; then
libs_softmmu="$gcrypt_libs $libs_softmmu"
libs_tools="$gcrypt_libs $libs_tools"
LIBS="$gcrypt_libs $LIBS"
QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
pass="yes"
fi

11
crypto/Makefile.objs
View File

@ -19,9 +19,10 @@ crypto-obj-y += tlscredspsk.o
crypto-obj-y += tlscredsx509.o
crypto-obj-y += tlssession.o
crypto-obj-y += secret.o
crypto-obj-$(CONFIG_GCRYPT) += random-gcrypt.o
crypto-obj-$(if $(CONFIG_GCRYPT),n,$(CONFIG_GNUTLS)) += random-gnutls.o
crypto-obj-$(if $(CONFIG_GCRYPT),n,$(if $(CONFIG_GNUTLS),n,y)) += random-platform.o
crypto-rng-obj-$(CONFIG_GCRYPT) += random-gcrypt.o
crypto-rng-obj-$(if $(CONFIG_GCRYPT),n,$(CONFIG_GNUTLS)) += random-gnutls.o
crypto-rng-obj-$(if $(CONFIG_GCRYPT),n,$(if $(CONFIG_GNUTLS),n,y)) += random-platform.o
crypto-obj-y += $(crypto-rng-obj-y)
crypto-obj-y += pbkdf.o
crypto-obj-$(CONFIG_NETTLE) += pbkdf-nettle.o
crypto-obj-$(if $(CONFIG_NETTLE),n,$(CONFIG_GCRYPT)) += pbkdf-gcrypt.o
@ -35,7 +36,7 @@ crypto-obj-y += block.o
crypto-obj-y += block-qcow.o
crypto-obj-y += block-luks.o
# Let the userspace emulators avoid linking gnutls/etc
crypto-aes-obj-y = aes.o
# Let the userspace emulators avoid linking stuff they won't use.
crypto-user-obj-y = aes.o $(crypto-rng-obj-y) init.o
stub-obj-y += pbkdf-stub.o