Support backup/restore of FBE policies

Change-Id: Iba8ef20f57b0fb57bb9406c53148a806441d0b59
diff --git a/libtar/Android.mk b/libtar/Android.mk
index 838b441..14c19f7 100644
--- a/libtar/Android.mk
+++ b/libtar/Android.mk
@@ -5,16 +5,21 @@
 
 LOCAL_MODULE := libtar
 LOCAL_MODULE_TAGS := eng optional
-LOCAL_CFLAGS :=
-LOCAL_SRC_FILES = append.c block.c decode.c encode.c extract.c handle.c output.c util.c wrapper.c basename.c strmode.c libtar_hash.c libtar_list.c dirname.c
+LOCAL_SRC_FILES := append.c block.c decode.c encode.c extract.c handle.c output.c util.c wrapper.c basename.c strmode.c libtar_hash.c libtar_list.c dirname.c
 LOCAL_C_INCLUDES += $(LOCAL_PATH) \
-					external/zlib
+                    external/zlib
 LOCAL_SHARED_LIBRARIES += libz libc
 
 ifeq ($(TWHAVE_SELINUX), true)
-	LOCAL_C_INCLUDES += external/libselinux/include
-	LOCAL_SHARED_LIBRARIES += libselinux
-	LOCAL_CFLAGS += -DHAVE_SELINUX
+    LOCAL_C_INCLUDES += external/libselinux/include
+    LOCAL_SHARED_LIBRARIES += libselinux
+    LOCAL_CFLAGS += -DHAVE_SELINUX
+endif
+
+ifeq ($(TW_INCLUDE_CRYPTO_FBE), true)
+    LOCAL_SHARED_LIBRARIES += libe4crypt
+    LOCAL_CFLAGS += -DHAVE_EXT4_CRYPT
+    LOCAL_C_INCLUDES += bootable/recovery/crypto/ext4crypt
 endif
 
 include $(BUILD_SHARED_LIBRARY)
@@ -24,16 +29,21 @@
 
 LOCAL_MODULE := libtar_static
 LOCAL_MODULE_TAGS := eng optional
-LOCAL_CFLAGS = 
-LOCAL_SRC_FILES = append.c block.c decode.c encode.c extract.c handle.c output.c util.c wrapper.c basename.c strmode.c libtar_hash.c libtar_list.c dirname.c
+LOCAL_SRC_FILES := append.c block.c decode.c encode.c extract.c handle.c output.c util.c wrapper.c basename.c strmode.c libtar_hash.c libtar_list.c dirname.c
 LOCAL_C_INCLUDES += $(LOCAL_PATH) \
-					external/zlib
+                    external/zlib
 LOCAL_STATIC_LIBRARIES += libz libc
 
 ifeq ($(TWHAVE_SELINUX), true)
-	LOCAL_C_INCLUDES += external/libselinux/include
-	LOCAL_STATIC_LIBRARIES += libselinux
-	LOCAL_CFLAGS += -DHAVE_SELINUX
+    LOCAL_C_INCLUDES += external/libselinux/include
+    LOCAL_STATIC_LIBRARIES += libselinux
+    LOCAL_CFLAGS += -DHAVE_SELINUX
+endif
+
+ifeq ($(TW_INCLUDE_CRYPTO_FBE), true)
+    LOCAL_SHARED_LIBRARIES += libe4crypt
+    LOCAL_CFLAGS += -DHAVE_EXT4_CRYPT
+    LOCAL_C_INCLUDES += bootable/recovery/crypto/ext4crypt
 endif
 
 include $(BUILD_STATIC_LIBRARY)