avb2.0: integrate avb 2.0 into the build system
Integrate libavb into the build system. Introduce CONFIG_LIBAVB
build option.
Signed-off-by: Igor Opaniuk <igor.opaniuk@linaro.org>
diff --git a/lib/Kconfig b/lib/Kconfig
index dd54516..a77bf1c 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -187,6 +187,20 @@
endmenu
+menu "Android Verified Boot"
+
+config LIBAVB
+ bool "Android Verified Boot 2.0 support"
+ depends on ANDROID_BOOT_IMAGE
+ default n
+ help
+ This enables support of Android Verified Boot 2.0 which can be used
+ to assure the end user of the integrity of the software running on a
+ device. Introduces such features as boot chain of trust, rollback
+ protection etc.
+
+endmenu
+
menu "Hashing Support"
config SHA1
diff --git a/lib/Makefile b/lib/Makefile
index 427d359..5f583ae 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -56,6 +56,7 @@
obj-$(CONFIG_$(SPL_)GZIP) += gunzip.o
obj-$(CONFIG_$(SPL_)LZO) += lzo/
+obj-$(CONFIG_LIBAVB) += libavb/
obj-$(CONFIG_$(SPL_TPL_)SAVEENV) += qsort.o
obj-$(CONFIG_$(SPL_TPL_)OF_LIBFDT) += libfdt/
diff --git a/lib/libavb/Makefile b/lib/libavb/Makefile
new file mode 100644
index 0000000..c8ff080
--- /dev/null
+++ b/lib/libavb/Makefile
@@ -0,0 +1,15 @@
+#
+# (C) Copyright 2017 Linaro Limited
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+obj-$(CONFIG_LIBAVB) += avb_chain_partition_descriptor.o avb_cmdline.o
+obj-$(CONFIG_LIBAVB) += avb_crypto.o avb_footer.o avb_hashtree_descriptor.o
+obj-$(CONFIG_LIBAVB) += avb_property_descriptor.o avb_sha256.o
+obj-$(CONFIG_LIBAVB) += avb_slot_verify.o avb_util.o avb_version.o
+obj-$(CONFIG_LIBAVB) += avb_descriptor.o avb_hash_descriptor.o
+obj-$(CONFIG_LIBAVB) += avb_kernel_cmdline_descriptor.o avb_rsa.o avb_sha512.o
+obj-$(CONFIG_LIBAVB) += avb_sysdeps_posix.o avb_vbmeta_image.o
+
+ccflags-y = -DAVB_COMPILATION