Revert "Revert "Convert BootControl HAL to binder.""
This reverts commit 9ca8231d34dc134deaf16bcfb112a04cea8ff6d5.
Bug: 31864052
Test: Built and confirmed UE runs successfully on boot on marlin.
Change-Id: I0b231f58265f23c6673632a4c2477c8de272a096
Signed-off-by: Connor O'Brien <connoro@google.com>
diff --git a/boot_control_recovery.h b/boot_control_recovery.h
new file mode 100644
index 0000000..3a83caa
--- /dev/null
+++ b/boot_control_recovery.h
@@ -0,0 +1,63 @@
+//
+// Copyright (C) 2015 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+#ifndef UPDATE_ENGINE_BOOT_CONTROL_RECOVERY_H_
+#define UPDATE_ENGINE_BOOT_CONTROL_RECOVERY_H_
+
+#include <string>
+
+#include <hardware/boot_control.h>
+#include <hardware/hardware.h>
+
+#include "update_engine/common/boot_control.h"
+
+namespace chromeos_update_engine {
+
+// The Android recovery implementation of the BootControlInterface. This
+// implementation uses the legacy libhardware's boot_control HAL to access the
+// bootloader by linking against it statically. This should only be used in
+// recovery.
+class BootControlRecovery : public BootControlInterface {
+ public:
+ BootControlRecovery() = default;
+ ~BootControlRecovery() = default;
+
+ // Load boot_control HAL implementation using libhardware and
+ // initializes it. Returns false if an error occurred.
+ bool Init();
+
+ // BootControlInterface overrides.
+ unsigned int GetNumSlots() const override;
+ BootControlInterface::Slot GetCurrentSlot() const override;
+ bool GetPartitionDevice(const std::string& partition_name,
+ BootControlInterface::Slot slot,
+ std::string* device) const override;
+ bool IsSlotBootable(BootControlInterface::Slot slot) const override;
+ bool MarkSlotUnbootable(BootControlInterface::Slot slot) override;
+ bool SetActiveBootSlot(BootControlInterface::Slot slot) override;
+ bool MarkBootSuccessfulAsync(base::Callback<void(bool)> callback) override;
+
+ private:
+ // NOTE: There is no way to release/unload HAL implementations so
+ // this is essentially leaked on object destruction.
+ boot_control_module_t* module_;
+
+ DISALLOW_COPY_AND_ASSIGN(BootControlRecovery);
+};
+
+} // namespace chromeos_update_engine
+
+#endif // UPDATE_ENGINE_BOOT_CONTROL_RECOVERY_H_