# Copyright (C) 2014 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

#
# Rules to check if classes in the boot jars are from the list of allowed packages.
#

ifneq ($(SKIP_BOOT_JARS_CHECK),true)
ifdef PRODUCT_BOOT_JARS

intermediates := $(call intermediates-dir-for, PACKAGING, boot-jars-package-check,,COMMON)
stamp := $(intermediates)/stamp

# Convert the colon-separated components <apex>:<jar> to <jar>.<apex> names
# (e.g. com.android.media:updatable-media -> updatable-media.com.android.media).
# Special cases:
#   - for the "platform" or "system_ext" apex drop the .<apex> suffix
#   - for the ART apex select release variant
boot_jars := $(foreach pair,$(PRODUCT_BOOT_JARS) $(PRODUCT_UPDATABLE_BOOT_JARS), \
  $(eval apex := $(call word-colon,1,$(pair))) \
  $(eval jar := $(call word-colon,2,$(pair))) \
  $(eval q := :) \
  $(eval sfx := $(q).$(apex)$(q)) \
  $(eval sfx := $(subst $(q).platform$(q),$(q)$(q),$(sfx))) \
  $(eval sfx := $(subst $(q).system_ext$(q),$(q)$(q),$(sfx))) \
  $(eval sfx := $(subst $(q).com.android.art$(q),$(q).com.android.art.release$(q),$(sfx))) \
  $(eval sfx := $(patsubst $(q)%$(q),%,$(sfx))) \
  $(jar)$(sfx))

# Convert boot jar names to build paths.
built_boot_jars := $(foreach j, $(boot_jars), \
  $(call intermediates-dir-for, JAVA_LIBRARIES, $(j),,COMMON)/classes.jar)

script := build/make/core/tasks/check_boot_jars/check_boot_jars.py
allowed_file := build/make/core/tasks/check_boot_jars/package_allowed_list.txt

$(stamp): PRIVATE_BOOT_JARS := $(built_boot_jars)
$(stamp): PRIVATE_SCRIPT := $(script)
$(stamp): PRIVATE_ALLOWED := $(allowed_file)
$(stamp) : $(built_boot_jars) $(script) $(allowed_file)
	@echo "Check package name for $(PRIVATE_BOOT_JARS)"
	$(hide) $(PRIVATE_SCRIPT) $(PRIVATE_ALLOWED) $(PRIVATE_BOOT_JARS)
	$(hide) mkdir -p $(dir $@) && touch $@

.PHONY: check-boot-jars
check-boot-jars : $(stamp)

# Run check-boot-jars by default
droidcore : check-boot-jars

endif  # PRODUCT_BOOT_JARS
endif  # SKIP_BOOT_JARS_CHECK not true
