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 18 LOCAL_DIR := $(GET_LOCAL_DIR) 19 LOCAL_PATH := $(GET_LOCAL_DIR) 20 21 MODULE := $(LOCAL_DIR) 22 23 MODULE_STATIC_LIB := true 24 25 TARGET_ARCH := $(ARCH) 26 TARGET_2ND_ARCH := $(ARCH) 27 28 # Reset local variables 29 LOCAL_CFLAGS := 30 LOCAL_C_INCLUDES := 31 LOCAL_SRC_FILES := 32 LOCAL_SRC_FILES_$(TARGET_ARCH) := 33 LOCAL_SRC_FILES_$(TARGET_2ND_ARCH) := 34 LOCAL_CFLAGS_$(TARGET_ARCH) := 35 LOCAL_CFLAGS_$(TARGET_2ND_ARCH) := 36 LOCAL_ADDITIONAL_DEPENDENCIES := 37 38 # get target_c_flags, target_c_includes, target_src_files 39 MODULE_SRCDEPS += $(LOCAL_DIR)/crypto-sources.mk 40 include $(LOCAL_DIR)/crypto-sources.mk 41 42 # Some files in BoringSSL use OS functions that aren't supported by Trusty. The 43 # easiest way to deal with them is not to include them. As long as no path to 44 # the functions defined in these files exists, the linker will be happy. If 45 # such a path is created, it'll be a link-time error and something more complex 46 # may need to be considered. 47 LOCAL_SRC_FILES := $(filter-out src/crypto/bio/connect.c,$(LOCAL_SRC_FILES)) 48 LOCAL_SRC_FILES := $(filter-out src/crypto/bio/fd.c,$(LOCAL_SRC_FILES)) 49 LOCAL_SRC_FILES := $(filter-out src/crypto/bio/file.c,$(LOCAL_SRC_FILES)) 50 LOCAL_SRC_FILES := $(filter-out src/crypto/bio/socket.c,$(LOCAL_SRC_FILES)) 51 LOCAL_SRC_FILES := $(filter-out src/crypto/bio/socket_helper.c,$(LOCAL_SRC_FILES)) 52 LOCAL_SRC_FILES := $(filter-out src/crypto/directory_posix.c,$(LOCAL_SRC_FILES)) 53 LOCAL_SRC_FILES := $(filter-out src/crypto/rand/urandom.c,$(LOCAL_SRC_FILES)) 54 LOCAL_SRC_FILES := $(filter-out src/crypto/asn1/time_support.c,$(LOCAL_SRC_FILES)) 55 LOCAL_SRC_FILES := $(filter-out src/crypto/x509/by_dir.c,$(LOCAL_SRC_FILES)) 56 57 # BoringSSL detects Trusty based on this define and does things like switch to 58 # no-op threading functions. 59 MODULE_CFLAGS += -DTRUSTY 60 61 # Define static armcap based on lk build variables 62 MODULE_STATIC_ARMCAP := -DOPENSSL_STATIC_ARMCAP 63 toarmcap = $(if $(filter-out 0 false,$(2)),-DOPENSSL_STATIC_ARMCAP_$(1),) 64 MODULE_STATIC_ARMCAP += $(call toarmcap,NEON,$(USE_ARM_V7_NEON)) 65 MODULE_STATIC_ARMCAP += $(call toarmcap,AES,$(USE_ARM_V8_AES)) 66 MODULE_STATIC_ARMCAP += $(call toarmcap,PMULL,$(USE_ARM_V8_PMULL)) 67 MODULE_STATIC_ARMCAP += $(call toarmcap,SHA1,$(USE_ARM_V8_SHA1)) 68 MODULE_STATIC_ARMCAP += $(call toarmcap,SHA256,$(USE_ARM_V8_SHA2)) 69 MODULE_CFLAGS += $(MODULE_STATIC_ARMCAP) 70 MODULE_ASMFLAGS += $(MODULE_STATIC_ARMCAP) 71 72 MODULE_SRCS += $(addprefix $(LOCAL_DIR)/,$(LOCAL_SRC_FILES)) 73 MODULE_SRCS += $(addprefix $(LOCAL_DIR)/,$(LOCAL_SRC_FILES_$(ARCH))) 74 LOCAL_C_INCLUDES := src/crypto src/include 75 76 GLOBAL_INCLUDES += $(addprefix $(LOCAL_DIR)/,$(LOCAL_C_INCLUDES)) 77 78 # BoringSSL expects an STL to be available when building for C++11 to provide 79 # scopers. Suppress those APIs. 80 GLOBAL_CPPFLAGS += -DBORINGSSL_NO_CXX 81 82 MODULE_DEPS := \ 83 lib/openssl-stubs \ 84 85 include make/module.mk 86
