Remove changing uids/timestamps from zip/jar files

Pass -X to zip so that Unix UID/GID and extra timestamps aren't
saved into the zip files.

Add a new tool, ziptime, that uses a very stripped down copy of
zipalign. It no longer depends on libandroidfw, and now rewrites the
timestamps in place instead of making a copy of the zipfile. This should
improve speed and reduce disk requirements, especially with the large
packaging zip files.

Bug: 24201956
Change-Id: I50f68669f659da1b4393e964ad40b6aafb00c1e7
diff --git a/core/tasks/sdk-addon.mk b/core/tasks/sdk-addon.mk
index 5ac9b7d..0062f7e 100644
--- a/core/tasks/sdk-addon.mk
+++ b/core/tasks/sdk-addon.mk
@@ -104,20 +104,22 @@
 
 $(full_target): PRIVATE_STAGING_DIR := $(call append-path,$(staging),$(addon_dir_leaf))
 
-$(full_target): $(sdk_addon_deps) | $(ACP)
+$(full_target): $(sdk_addon_deps) | $(ACP) $(ZIPTIME)
 	@echo Packaging SDK Addon: $@
 	$(hide) mkdir -p $(PRIVATE_STAGING_DIR)/docs
 	$(hide) for d in $(PRIVATE_DOCS_DIRS); do \
 	    $(ACP) -r $$d $(PRIVATE_STAGING_DIR)/docs ;\
 	  done
 	$(hide) mkdir -p $(dir $@)
-	$(hide) ( F=$$(pwd)/$@ ; cd $(PRIVATE_STAGING_DIR)/.. && zip -rq $$F $(notdir $(PRIVATE_STAGING_DIR)) )
+	$(hide) ( F=$$(pwd)/$@ ; cd $(PRIVATE_STAGING_DIR)/.. && zip -rqX $$F $(notdir $(PRIVATE_STAGING_DIR)) )
+	$(remove-timestamps-from-package)
 
 $(full_target_img): PRIVATE_STAGING_DIR := $(call append-path,$(staging),$(addon_dir_img))/images/$(TARGET_CPU_ABI)
-$(full_target_img): $(full_target) $(addon_img_source_prop)
+$(full_target_img): $(full_target) $(addon_img_source_prop) | $(ZIPTIME)
 	@echo Packaging SDK Addon System-Image: $@
 	$(hide) mkdir -p $(dir $@)
-	$(hide) ( F=$$(pwd)/$@ ; cd $(PRIVATE_STAGING_DIR)/.. && zip -rq $$F $(notdir $(PRIVATE_STAGING_DIR)) )
+	$(hide) ( F=$$(pwd)/$@ ; cd $(PRIVATE_STAGING_DIR)/.. && zip -rqX $$F $(notdir $(PRIVATE_STAGING_DIR)) )
+	$(remove-timestamps-from-package)
 
 
 .PHONY: sdk_addon