From 10d755b758bb356055338fdd2fa39ff0a88c9f05 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pierre-Cl=C3=A9ment=20Tosi?= <ptosi@google.com>
Date: Wed, 1 Feb 2023 13:07:01 +0000
Subject: libavb: Introduce baremetal variant of the library

Introduce a library intended for baremetal targets that statically link
against libcrypto_baremetal instead of the libcrypto userspace library.

Bug: 267447272
Test: -
Change-Id: I853fb4d2761384dba498fd3547c59703f4a235e5
---
 Android.bp | 44 +++++++++++++++++++++++++-------------------
 1 file changed, 25 insertions(+), 19 deletions(-)

diff --git a/Android.bp b/Android.bp
index 8354a88..b4660f8 100644
--- a/Android.bp
+++ b/Android.bp
@@ -114,9 +114,6 @@ cc_defaults {
     local_include_dirs: [
         "libavb/boringssl",
     ],
-    shared_libs: [
-        "libcrypto",
-    ],
 }
 
 cc_defaults {
@@ -155,14 +152,24 @@ cc_defaults {
         "avb_sources",
         "avb_crypto_ops_impl_boringssl",
     ],
+    header_libs: [
+        "avb_headers",
+    ],
+    export_header_lib_headers: ["avb_headers"],
+}
+
+// Build libavb - this is a static library that depends
+// on only libc and libcrypto, but no other dependencies.
+cc_library_static {
+    name: "libavb",
+    defaults: ["libavb_defaults"],
     host_supported: true,
     ramdisk_available: true,
     vendor_ramdisk_available: true,
     recovery_available: true,
-    header_libs: [
-        "avb_headers",
+    shared_libs: [
+        "libcrypto",
     ],
-    export_header_lib_headers: ["avb_headers"],
     target: {
         linux: {
             srcs: ["libavb/avb_sysdeps_posix.c"],
@@ -173,21 +180,17 @@ cc_defaults {
     },
 }
 
-// Build libavb - this is a static library that depends
-// on only libc and libcrypto, but no other dependencies.
-cc_library_static {
-    name: "libavb",
-    defaults: ["libavb_defaults"],
-}
-
-// Build libavb_non_debug - this is a static library that depends
-// on only libc and libcrypto, but no other dependencies.
-// The non debug version of the library doesn't print any debug
-// message.
+// A variant of the library that can run in baremetal environments.
+//
+// The debug feature isn't enabled, removing verbose logging and assertions.
 cc_library_static {
-    name: "libavb_non_debug",
+    name: "libavb_baremetal",
     defaults: ["libavb_defaults"],
     cflags: ["-UAVB_ENABLE_DEBUG"],
+    static_libs: [
+        "libcrypto_baremetal",
+    ],
+    srcs: ["libavb/avb_sysdeps_posix.c"],
 }
 
 // Build libavb_user for the target - in addition to libavb, it
@@ -205,7 +208,10 @@ cc_library_static {
         "avb_headers",
     ],
     export_header_lib_headers: ["avb_headers"],
-    shared_libs: ["libbase"],
+    shared_libs: [
+        "libbase",
+        "libcrypto",
+    ],
     static_libs: ["libfs_mgr"],
     cflags: [
         "-DAVB_AB_I_UNDERSTAND_LIBAVB_AB_IS_DEPRECATED",
-- 
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