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/* Copyright 2012 The ChromiumOS Authors
* 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);
/**
* Get vboot progress status.
*
* @return 1 if vboot hashing is in progress, 0 otherwise.
*/
int vboot_hash_in_progress(void);
/**
* Abort hash currently in progress, and invalidate any completed hash.
*/
void vboot_hash_abort(void);
#endif /* __CROS_EC_VBOOT_HASH_H */
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