1# Copyright (C) 2015 The Android Open Source Project. 2# 3# Permission to use, copy, modify, and/or distribute this software for any 4# purpose with or without fee is hereby granted, provided that the above 5# copyright notice and this permission notice appear in all copies. 6# 7# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 8# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 9# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 10# SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 11# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION 12# OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 13# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 14 15# This file is not used in the Android build process! It's used only by Trusty. 16 17 18LOCAL_DIR := $(GET_LOCAL_DIR) 19LOCAL_PATH := $(GET_LOCAL_DIR) 20 21MODULE := $(LOCAL_DIR) 22 23TARGET_ARCH := $(ARCH) 24TARGET_2ND_ARCH := $(ARCH) 25 26# Reset local variables 27LOCAL_CFLAGS := 28LOCAL_C_INCLUDES := 29LOCAL_SRC_FILES := 30LOCAL_SRC_FILES_$(TARGET_ARCH) := 31LOCAL_SRC_FILES_$(TARGET_2ND_ARCH) := 32LOCAL_CFLAGS_$(TARGET_ARCH) := 33LOCAL_CFLAGS_$(TARGET_2ND_ARCH) := 34LOCAL_ADDITIONAL_DEPENDENCIES := 35 36# get target_c_flags, target_c_includes, target_src_files 37MODULE_SRCDEPS += $(LOCAL_DIR)/crypto-sources.mk 38include $(LOCAL_DIR)/crypto-sources.mk 39 40# The AOSP stdatomic.h clang header does not build against musl. Disable C11 41# atomics. 42MODULE_CFLAGS += -D__STDC_NO_ATOMICS__ 43 44# Define static armcap based on lk build variables 45MODULE_STATIC_ARMCAP := -DOPENSSL_STATIC_ARMCAP 46toarmcap = $(if $(filter-out 0 false,$(2)),-DOPENSSL_STATIC_ARMCAP_$(1),) 47MODULE_STATIC_ARMCAP += $(call toarmcap,NEON,$(USE_ARM_V7_NEON)) 48MODULE_STATIC_ARMCAP += $(call toarmcap,AES,$(USE_ARM_V8_AES)) 49MODULE_STATIC_ARMCAP += $(call toarmcap,PMULL,$(USE_ARM_V8_PMULL)) 50MODULE_STATIC_ARMCAP += $(call toarmcap,SHA1,$(USE_ARM_V8_SHA1)) 51MODULE_STATIC_ARMCAP += $(call toarmcap,SHA256,$(USE_ARM_V8_SHA2)) 52MODULE_CFLAGS += $(MODULE_STATIC_ARMCAP) 53MODULE_ASMFLAGS += $(MODULE_STATIC_ARMCAP) 54 55ifeq (false,$(call TOBOOL,$(ALLOW_FP_USE))) 56# chacha, ghash, vpaes, sha1, and sha256 assembly files use neon instructions, 57# which we aren't allowed to do in the kernel if ALLOW_FP_USE is disabled. This 58# means that the kernel can't use these functions, but we don't need to for now. 59# If someone ever tries to, we will get missing symbols during linking. 60LOCAL_SRC_FILES_$(ARCH) := $(filter-out linux-aarch64/crypto/chacha/chacha-armv8.S,$(LOCAL_SRC_FILES_$(ARCH))) 61LOCAL_SRC_FILES_$(ARCH) := $(filter-out linux-aarch64/crypto/fipsmodule/ghash-neon-armv8.S,$(LOCAL_SRC_FILES_$(ARCH))) 62LOCAL_SRC_FILES_$(ARCH) := $(filter-out linux-aarch64/crypto/fipsmodule/vpaes-armv8.S,$(LOCAL_SRC_FILES_$(ARCH))) 63LOCAL_SRC_FILES_$(ARCH) := $(filter-out linux-aarch64/crypto/fipsmodule/sha1-armv8.S,$(LOCAL_SRC_FILES_$(ARCH))) 64LOCAL_SRC_FILES_$(ARCH) := $(filter-out linux-aarch64/crypto/fipsmodule/sha256-armv8.S,$(LOCAL_SRC_FILES_$(ARCH))) 65LOCAL_SRC_FILES_$(ARCH) := $(filter-out linux-aarch64/crypto/test/trampoline-armv8.S,$(LOCAL_SRC_FILES_$(ARCH))) 66endif 67 68MODULE_SRCS += $(addprefix $(LOCAL_DIR)/,$(LOCAL_SRC_FILES)) 69MODULE_SRCS += $(addprefix $(LOCAL_DIR)/,$(LOCAL_SRC_FILES_$(ARCH))) 70 71MODULE_INCLUDES += $(LOCAL_DIR)/src/crypto 72 73MODULE_EXPORT_INCLUDES += $(LOCAL_DIR)/src/include 74 75include trusty/user/base/lib/openssl-stubs/openssl-stubs-inc.mk 76 77include make/library.mk 78