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-rw-r--r--include/vboot_hash.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/include/vboot_hash.h b/include/vboot_hash.h
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+++ b/include/vboot_hash.h
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+/* Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+/* Verified boot hashing memory module for Chrome EC */
+
+#ifndef __CROS_EC_VBOOT_HASH_H
+#define __CROS_EC_VBOOT_HASH_H
+
+#include "common.h"
+
+/**
+ * Invalidate the hash if the hashed data overlaps the specified region.
+ *
+ * @param offset Region start offset in flash
+ * @param size Size of region in bytes
+ *
+ * @return non-zero if the region overlapped the hashed region.
+ */
+int vboot_hash_invalidate(int offset, int size);
+
+#endif /* __CROS_EC_VBOOT_HASH_H */