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Commit 229fb33e authored by Colin Cross's avatar Colin Cross Committed by Gerrit Code Review
Browse files

Merge "Produce mappings of hashes to elf symbols and r8 dictionaries"

parents 2f4e0217 3570b3ed

core/Makefile

+39 −7
Original line number Diff line number Diff line
@@ -6158,25 +6158,39 @@ dexpreopt_config_zip: $(DEXPREOPT_CONFIG_ZIP) 
# -----------------------------------------------------------------

# A zip of the symbols directory.  Keep the full paths to make it

# more obvious where these files came from.

# Also produces a textproto containing mappings from elf IDs to symbols

# filename, which will allow finding the appropriate symbols to deobfuscate

# a stack trace frame.

#



name := $(TARGET_PRODUCT)

ifeq ($(TARGET_BUILD_TYPE),debug)

  name := $(name)_debug

endif

name := $(name)-symbols-$(FILE_NAME_TAG)



SYMBOLS_ZIP := $(PRODUCT_OUT)/$(name).zip

# The path to the zip file containing binaries with symbols.

SYMBOLS_ZIP := $(PRODUCT_OUT)/$(name)-symbols-$(FILE_NAME_TAG).zip

# The path to a file containing mappings from elf IDs to filenames.

SYMBOLS_MAPPING := $(PRODUCT_OUT)/$(name)-symbols-mapping-$(FILE_NAME_TAG).textproto

.KATI_READONLY := SYMBOLS_ZIP SYMBOLS_MAPPING

# For apps_only build we'll establish the dependency later in build/make/core/main.mk.

ifeq (,$(TARGET_BUILD_UNBUNDLED))

$(SYMBOLS_ZIP): $(INTERNAL_ALLIMAGES_FILES) $(updater_dep)

endif

$(SYMBOLS_ZIP): PRIVATE_LIST_FILE := $(call intermediates-dir-for,PACKAGING,symbols)/filelist

$(SYMBOLS_ZIP): $(SOONG_ZIP)

$(SYMBOLS_ZIP): PRIVATE_MAPPING_PACKAGING_DIR := $(call intermediates-dir-for,PACKAGING,elf_symbol_mapping)

$(SYMBOLS_ZIP): $(SOONG_ZIP) $(SYMBOLS_MAP)

	@echo "Package symbols: $@"

	$(hide) rm -rf $@ $(PRIVATE_LIST_FILE)

	$(hide) mkdir -p $(dir $@) $(TARGET_OUT_UNSTRIPPED) $(dir $(PRIVATE_LIST_FILE))

	$(hide) mkdir -p $(TARGET_OUT_UNSTRIPPED) $(dir $(PRIVATE_LIST_FILE)) $(PRIVATE_MAPPING_PACKAGING_DIR)

	# Find all of the files in the symbols directory and zip them into the symbols zip.

	$(hide) find -L $(TARGET_OUT_UNSTRIPPED) -type f | sort >$(PRIVATE_LIST_FILE)

	$(hide) $(SOONG_ZIP) --ignore_missing_files -d -o $@ -C $(OUT_DIR)/.. -l $(PRIVATE_LIST_FILE)

	# Find all of the files in the symbols mapping directory and merge them into the symbols mapping textproto.

	$(hide) find -L $(PRIVATE_MAPPING_PACKAGING_DIR) -type f | sort >$(PRIVATE_LIST_FILE)

	$(hide) $(SYMBOLS_MAP) -merge $(SYMBOLS_MAPPING) -ignore_missing_files @$(PRIVATE_LIST_FILE)

$(SYMBOLS_ZIP): .KATI_IMPLICIT_OUTPUTS := $(SYMBOLS_MAPPING)



# -----------------------------------------------------------------

# A zip of the coverage directory.

#
@@ -6269,17 +6283,35 @@ endif # EMMA_INSTRUMENT=true 


#------------------------------------------------------------------

# A zip of Proguard obfuscation dictionary files.

# Also produces a textproto containing mappings from the hashes of the

# dictionary contents (which are also stored in the dex files on the

# devices) to the filename of the proguard dictionary, which will allow

# finding the appropriate dictionary to deobfuscate a stack trace frame.

#



# The path to the zip file containing proguard dictionaries.

PROGUARD_DICT_ZIP := $(PRODUCT_OUT)/$(TARGET_PRODUCT)-proguard-dict-$(FILE_NAME_TAG).zip

# The path to the zip file containing mappings from dictionary hashes to filenames.

PROGUARD_DICT_MAPPING := $(PRODUCT_OUT)/$(TARGET_PRODUCT)-proguard-dict-mapping-$(FILE_NAME_TAG).textproto

.KATI_READONLY := PROGUARD_DICT_ZIP PROGUARD_DICT_MAPPING

# For apps_only build we'll establish the dependency later in build/make/core/main.mk.

ifeq (,$(TARGET_BUILD_UNBUNDLED))

$(PROGUARD_DICT_ZIP): $(INTERNAL_ALLIMAGES_FILES) $(updater_dep)

endif

$(PROGUARD_DICT_ZIP): PRIVATE_PACKAGING_DIR := $(call intermediates-dir-for,PACKAGING,proguard_dictionary)

$(PROGUARD_DICT_ZIP): $(SOONG_ZIP)

$(PROGUARD_DICT_ZIP): PRIVATE_MAPPING_PACKAGING_DIR := $(call intermediates-dir-for,PACKAGING,proguard_dictionary_mapping)

$(PROGUARD_DICT_ZIP): PRIVATE_LIST_FILE := $(call intermediates-dir-for,PACKAGING,proguard_dictionary_filelist)/filelist

$(PROGUARD_DICT_ZIP): $(SOONG_ZIP) $(SYMBOLS_MAP)

	@echo "Packaging Proguard obfuscation dictionary files."

	mkdir -p $(dir $@) $(PRIVATE_PACKAGING_DIR)

	$(SOONG_ZIP) --ignore_missing_files -d -o $@ -C $(PRIVATE_PACKAGING_DIR) -P out/target/common/obj -D $(PRIVATE_PACKAGING_DIR)

	rm -rf $@ $(PRIVATE_LIST_FILE)

	mkdir -p $(PRIVATE_PACKAGING_DIR) $(PRIVATE_MAPPING_PACKAGING_DIR) $(dir $(PRIVATE_LIST_FILE))

	# Zip all of the files in the proguard dictionary directory.

	$(SOONG_ZIP) --ignore_missing_files -d -o $@ -C $(PRIVATE_PACKAGING_DIR) -D $(PRIVATE_PACKAGING_DIR)

	# Find all of the files in the proguard dictionary mapping directory and merge them into the mapping textproto.

	# Strip the PRIVATE_PACKAGING_DIR off the filenames to match soong_zip's -C argument.

	$(hide) find -L $(PRIVATE_MAPPING_PACKAGING_DIR) -type f | sort >$(PRIVATE_LIST_FILE)

	$(SYMBOLS_MAP) -merge $(PROGUARD_DICT_MAPPING) -strip_prefix $(PRIVATE_PACKAGING_DIR)/ -ignore_missing_files @$(PRIVATE_LIST_FILE)

$(PROGUARD_DICT_ZIP): .KATI_IMPLICIT_OUTPUTS := $(PROGUARD_DICT_MAPPING)



#------------------------------------------------------------------

# A zip of Proguard usage files.

core/config.mk

+1 −0
Original line number Diff line number Diff line
@@ -620,6 +620,7 @@ MAKE_RECOVERY_PATCH := $(HOST_OUT_EXECUTABLES)/make_recovery_patch$(HOST_EXECUTA 
OTA_FROM_TARGET_FILES := $(HOST_OUT_EXECUTABLES)/ota_from_target_files$(HOST_EXECUTABLE_SUFFIX)

SPARSE_IMG := $(HOST_OUT_EXECUTABLES)/sparse_img$(HOST_EXECUTABLE_SUFFIX)

CHECK_PARTITION_SIZES := $(HOST_OUT_EXECUTABLES)/check_partition_sizes$(HOST_EXECUTABLE_SUFFIX)

SYMBOLS_MAP := $(HOST_OUT_EXECUTABLES)/symbols_map



PROGUARD_HOME := external/proguard

PROGUARD := $(PROGUARD_HOME)/bin/proguard.sh

core/definitions.mk

+44 −0
Original line number Diff line number Diff line
@@ -3173,6 +3173,50 @@ done \ 
fi

endef



# Copy an unstripped binary to the symbols directory while also extracting

# a hash mapping to the mapping directory.

# $(1): unstripped intermediates file

# $(2): path in symbols directory

define copy-unstripped-elf-file-with-mapping

$(call _copy-symbols-file-with-mapping,$(1),$(2),\

  elf,$(patsubst $(TARGET_OUT_UNSTRIPPED)/%,$(call intermediates-dir-for,PACKAGING,elf_symbol_mapping)/%,$(2).textproto))

endef



# Copy an R8 dictionary to the packaging directory while also extracting

# a hash mapping to the mapping directory.

# $(1): unstripped intermediates file

# $(2): path in packaging directory

# $(3): path in mappings packaging directory

define copy-r8-dictionary-file-with-mapping

$(call _copy-symbols-file-with-mapping,$(1),$(2),r8,$(3))

endef



# Copy an unstripped binary or R8 dictionary to the symbols directory

# while also extracting a hash mapping to the mapping directory.

# $(1): unstripped intermediates file

# $(2): path in symbols directory

# $(3): file type (elf or r8)

# $(4): path in the mappings directory

define _copy-symbols-file-with-mapping

$(2): .KATI_IMPLICIT_OUTPUTS := $(4)

$(2): $(SYMBOLS_MAP)

$(2): $(1)

	@echo "Copy symbols with mapping: $$@"

	$$(copy-file-to-target)

	$(SYMBOLS_MAP) -$(strip $(3)) $(2) -write_if_changed $(4)

.KATI_RESTAT: $(2)

endef



# Returns the directory to copy proguard dictionaries into

define local-proguard-dictionary-directory

$(call intermediates-dir-for,PACKAGING,proguard_dictionary)/out/target/common/obj/$(LOCAL_MODULE_CLASS)/$(LOCAL_MODULE)_intermediates

endef



# Returns the directory to copy proguard dictionary mappings into

define local-proguard-dictionary-mapping-directory

$(call intermediates-dir-for,PACKAGING,proguard_dictionary_mapping)/out/target/common/obj/$(LOCAL_MODULE_CLASS)/$(LOCAL_MODULE)_intermediates

endef





###########################################################

## Commands to call R8

core/dynamic_binary.mk

+1 −3
Original line number Diff line number Diff line
@@ -55,9 +55,7 @@ my_unstripped_path := $(LOCAL_UNSTRIPPED_PATH) 
endif

symbolic_input := $(inject_module)

symbolic_output := $(my_unstripped_path)/$(my_installed_module_stem)

$(symbolic_output) : $(symbolic_input)

	@echo "target Symbolic: $(PRIVATE_MODULE) ($@)"

	$(copy-file-to-target)

$(eval $(call copy-unstripped-elf-file-with-mapping,$(symbolic_input),$(symbolic_output)))



###########################################################

## Store breakpad symbols

core/main.mk

+5 −2
Original line number Diff line number Diff line
@@ -1761,13 +1761,13 @@ else ifneq ($(TARGET_BUILD_APPS),) 
  endif



  $(PROGUARD_DICT_ZIP) : $(apps_only_installed_files)

  $(call dist-for-goals,apps_only, $(PROGUARD_DICT_ZIP))

  $(call dist-for-goals,apps_only, $(PROGUARD_DICT_ZIP) $(PROGUARD_DICT_MAPPING))



  $(PROGUARD_USAGE_ZIP) : $(apps_only_installed_files)

  $(call dist-for-goals,apps_only, $(PROGUARD_USAGE_ZIP))



  $(SYMBOLS_ZIP) : $(apps_only_installed_files)

  $(call dist-for-goals,apps_only, $(SYMBOLS_ZIP))

  $(call dist-for-goals,apps_only, $(SYMBOLS_ZIP) $(SYMBOLS_MAPPING))



  $(COVERAGE_ZIP) : $(apps_only_installed_files)

  $(call dist-for-goals,apps_only, $(COVERAGE_ZIP))
@@ -1818,7 +1818,9 @@ else ifeq ($(TARGET_BUILD_UNBUNDLED),$(TARGET_BUILD_UNBUNDLED_IMAGE)) 
    $(INTERNAL_OTA_PARTIAL_PACKAGE_TARGET) \

    $(INTERNAL_OTA_RETROFIT_DYNAMIC_PARTITIONS_PACKAGE_TARGET) \

    $(SYMBOLS_ZIP) \

    $(SYMBOLS_MAPPING) \

    $(PROGUARD_DICT_ZIP) \

    $(PROGUARD_DICT_MAPPING) \

    $(PROGUARD_USAGE_ZIP) \

    $(COVERAGE_ZIP) \

    $(INSTALLED_FILES_FILE) \
@@ -1962,6 +1964,7 @@ sdk: $(ALL_SDK_TARGETS) 
$(call dist-for-goals,sdk, \

    $(ALL_SDK_TARGETS) \

    $(SYMBOLS_ZIP) \

    $(SYMBOLS_MAPPING) \

    $(COVERAGE_ZIP) \

    $(APPCOMPAT_ZIP) \

    $(INSTALLED_BUILD_PROP_TARGET) \