# Copyright 2015 The ChromiumOS Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

# Minimal makefile capable of compiling futility to sign images

LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)

LOCAL_MODULE := libvboot_util-host

ifeq ($(HOST_OS),darwin)
LOCAL_CFLAGS += -DHAVE_MACOS
endif

# These are required to access large disks and files on 32-bit systems.
LOCAL_CFLAGS += -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64

LOCAL_C_INCLUDES += \
	$(LOCAL_PATH)/firmware/include \
	$(LOCAL_PATH)/firmware/lib/include \
	$(LOCAL_PATH)/firmware/lib/cgptlib/include \
	$(LOCAL_PATH)/firmware/lib/cryptolib/include \
	$(LOCAL_PATH)/firmware/lib/tpm_lite/include \
	$(LOCAL_PATH)/firmware/2lib/include \
	$(LOCAL_PATH)/host/include \
	$(LOCAL_PATH)/host/lib/include

# Firmware library sources needed by VbInit() call
VBINIT_SRCS = \
	firmware/lib/crc8.c \
	firmware/lib/utility.c \
	firmware/lib/vboot_api_init.c \
	firmware/lib/vboot_common_init.c \

# Additional firmware library sources needed by VbSelectFirmware() call
VBSF_SRCS = \
	firmware/lib/cryptolib/padding.c \
	firmware/lib/cryptolib/rsa.c \
	firmware/lib/cryptolib/rsa_utility.c \
	firmware/lib/cryptolib/sha1.c \
	firmware/lib/cryptolib/sha256.c \
	firmware/lib/cryptolib/sha512.c \
	firmware/lib/cryptolib/sha_utility.c \
	firmware/lib/stateful_util.c \
	firmware/lib/vboot_common.c \
	firmware/lib/region-fw.c \

# Additional firmware library sources needed by VbSelectAndLoadKernel() call
VBSLK_SRCS = \
	firmware/lib/cgptlib/cgptlib.c \
	firmware/lib/cgptlib/cgptlib_internal.c \
	firmware/lib/cgptlib/crc32.c \
	firmware/lib/gpt_misc.c \
	firmware/lib/utility_string.c \
	firmware/lib/vboot_api_kernel.c \
	firmware/lib/vboot_display.c \
	firmware/lib/vboot_kernel.c \
	firmware/lib/region-kernel.c \

VBINIT_SRCS += \
	firmware/stub/tpm_lite_stub.c \
	firmware/stub/utility_stub.c \
	firmware/stub/vboot_api_stub_region.c

VBSF_SRCS += \
	firmware/stub/vboot_api_stub_sf.c

VBSLK_SRCS += \
	firmware/stub/vboot_api_stub_disk.c \
	firmware/stub/vboot_api_stub_stream.c

UTILLIB_SRCS = \
	cgpt/cgpt_create.c \
	cgpt/cgpt_add.c \
	cgpt/cgpt_boot.c \
	cgpt/cgpt_show.c \
	cgpt/cgpt_repair.c \
	cgpt/cgpt_prioritize.c \
	cgpt/cgpt_common.c \
	futility/dump_kernel_config_lib.c \
	host/lib/crossystem.c \
	host/lib/file_keys.c \
	host/lib/fmap.c \
	host/lib/host_common.c \
	host/lib/host_key.c \
	host/lib/host_keyblock.c \
	host/lib/host_misc.c \
	host/lib/util_misc.c \
	host/lib/host_signature.c \
	host/lib/signature_digest.c

#	host/arch/${HOST_ARCH}/lib/crossystem_arch.c \

LOCAL_SRC_FILES := \
	$(VBINIT_SRCS) \
	$(VBSF_SRCS) \
	$(VBSLK_SRCS) \
	$(UTILLIB_SRCS)

LOCAL_EXPORT_C_INCLUDE_DIRS := $(LOCAL_C_INCLUDES)
LOCAL_STATIC_LIBRARIES := libcrypto_static

include $(BUILD_HOST_STATIC_LIBRARY)

include $(CLEAR_VARS)

LOCAL_MODULE := futility-host
LOCAL_IS_HOST_MODULE := true
LOCAL_MODULE_CLASS := EXECUTABLES
generated_sources := $(call local-generated-sources-dir)

ifeq ($(HOST_OS),darwin)
LOCAL_CFLAGS += -DHAVE_MACOS
endif

# These are required to access large disks and files on 32-bit systems.
LOCAL_CFLAGS += -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64

FUTIL_STATIC_SRCS = \
	futility/futility.c \
	futility/cmd_dump_fmap.c \
	futility/cmd_gbb_utility.c \
	futility/misc.c

FUTIL_SRCS = \
	${FUTIL_STATIC_SRCS} \
	futility/cmd_dump_kernel_config.c \
	futility/cmd_load_fmap.c \
	futility/cmd_pcr.c \
	futility/cmd_show.c \
	futility/cmd_sign.c \
	futility/cmd_vbutil_firmware.c \
	futility/cmd_vbutil_kernel.c \
	futility/cmd_vbutil_key.c \
	futility/cmd_vbutil_keyblock.c \
	futility/file_type.c \
	futility/traversal.c \
	futility/vb1_helper.c

#	${FUTIL_STATIC_WORKAROUND_SRCS:%.c=${BUILD}/%.o} \

LOCAL_SRC_FILES := \
	$(FUTIL_SRCS) \

$(generated_sources)/futility_cmds.c: ${FUTIL_SRCS:%=${LOCAL_PATH}/%}
	@echo making $< from ${FUTIL_SRCS}
	@rm -f $@ $@_t $@_commands
	@mkdir -p $(dir $@)
	@grep -hoRE '^DECLARE_FUTIL_COMMAND\([^,]+' $^ \
		| sed 's/DECLARE_FUTIL_COMMAND(\(.*\)/_CMD(\1)/' \
		| sort >>$@_commands
	@external/vboot_reference/scripts/getversion.sh >> $@_t
	@echo '#define _CMD(NAME) extern const struct' \
		'futil_cmd_t __cmd_##NAME;' >> $@_t
	@cat $@_commands >> $@_t
	@echo '#undef _CMD' >> $@_t
	@echo '#define _CMD(NAME) &__cmd_##NAME,' >> $@_t
	@echo 'const struct futil_cmd_t *const futil_cmds[] = {' >> $@_t
	@cat $@_commands >> $@_t
	@echo '0};  /* null-terminated */' >> $@_t
	@echo '#undef _CMD' >> $@_t
	@mv $@_t $@
	@rm -f $@_commands

LOCAL_GENERATED_SOURCES := $(generated_sources)/futility_cmds.c

LOCAL_STATIC_LIBRARIES := libvboot_util-host
LOCAL_SHARED_LIBRARIES := libcrypto-host
include $(BUILD_HOST_EXECUTABLE)