c692cb9609
HW File Based Encryption (FBE) uses Crypto Engine to encrypt the user data with unique key for each file. File name and data both are encrypted with this feature. - security/pfk: New module to support per file encryption using CE. - fs/ext4: changes made to support using crypto engine to encyrpt the data. Other changes made to provide support framework for per file encryption. Change-Id: I82b05a73b10ad8c26b0e400cdf246c67a8060f0e Signed-off-by: Neeraj Soni <neersoni@codeaurora.org>
34 lines
1,010 B
C
34 lines
1,010 B
C
/* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _PFK_INTERNAL_H_
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#define _PFK_INTERNAL_H_
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#include <linux/types.h>
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#include <crypto/ice.h>
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struct pfk_key_info {
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const unsigned char *key;
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const unsigned char *salt;
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size_t key_size;
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size_t salt_size;
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};
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int pfk_key_size_to_key_type(size_t key_size,
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enum ice_crpto_key_size *key_size_type);
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bool pfe_is_inode_filesystem_type(const struct inode *inode,
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const char *fs_type);
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char *inode_to_filename(const struct inode *inode);
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#endif /* _PFK_INTERNAL_H_ */
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