From 551e1f7bd9fbf99d45be20b7c01b5ff995bbd3b7 Mon Sep 17 00:00:00 2001
From: Jerry Zhang <zhangjerry@google.com>
Date: Wed, 20 Jun 2018 17:04:52 -0700
Subject: [PATCH] Allow libhardware to be used in recovery

The default boot ctrl implementation depends
on libhardware.

Bug: 78793464
Test: Compiles, can load bootctrl in recovery
Change-Id: I9c8aa8b00b9b81f11736de13c85973e113056e69
---
 Android.bp | 16 ++++++++++++++++
 hardware.c |  6 ++++++
 2 files changed, 22 insertions(+)

diff --git a/Android.bp b/Android.bp
index 4766b71d..ce4214eb 100644
--- a/Android.bp
+++ b/Android.bp
@@ -16,7 +16,17 @@ cc_library_headers {
     ],
 
     export_include_dirs: ["include"],
+    recovery_available: true,
     vendor_available: true,
+    target: {
+        recovery: {
+            exclude_header_libs: [
+                "libaudio_system_headers",
+                "libbluetooth-types-header",
+            ],
+        },
+    },
+
 }
 
 cc_library_shared {
@@ -38,9 +48,15 @@ cc_library_shared {
     header_libs: ["libhardware_headers"],
     export_header_lib_headers: ["libhardware_headers"],
 
+    recovery_available: true,
     vendor_available: true,
     vndk: {
         enabled: true,
         support_system_process: true,
     },
+    target: {
+        recovery: {
+            exclude_shared_libs: ["libvndksupport"],
+        },
+    },
 }
diff --git a/hardware.c b/hardware.c
index bd55087b..40ae1d13 100644
--- a/hardware.c
+++ b/hardware.c
@@ -29,7 +29,9 @@
 #define LOG_TAG "HAL"
 #include <log/log.h>
 
+#if !defined(__ANDROID_RECOVERY__)
 #include <vndksupport/linker.h>
+#endif
 
 /** Base path of the hal modules */
 #if defined(__LP64__)
@@ -94,7 +96,11 @@ static int load(const char *id,
          */
         handle = dlopen(path, RTLD_NOW);
     } else {
+#if defined(__ANDROID_RECOVERY__)
+        handle = dlopen(path, RTLD_NOW);
+#else
         handle = android_load_sphal_library(path, RTLD_NOW);
+#endif
     }
     if (handle == NULL) {
         char const *err_str = dlerror();