/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright 2020 Google LLC
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*/
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#ifndef _INCFS_VERITY_H
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#define _INCFS_VERITY_H
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/* Arbitrary limit to bound the kmalloc() size. Can be changed. */
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#define FS_VERITY_MAX_SIGNATURE_SIZE 16128
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#ifdef CONFIG_FS_VERITY
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int incfs_ioctl_enable_verity(struct file *filp, const void __user *uarg);
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int incfs_ioctl_measure_verity(struct file *filp, void __user *_uarg);
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int incfs_fsverity_file_open(struct inode *inode, struct file *filp);
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int incfs_ioctl_read_verity_metadata(struct file *filp,
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const void __user *uarg);
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#else /* !CONFIG_FS_VERITY */
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static inline int incfs_ioctl_enable_verity(struct file *filp,
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const void __user *uarg)
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{
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return -EOPNOTSUPP;
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}
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static inline int incfs_ioctl_measure_verity(struct file *filp,
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void __user *_uarg)
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{
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return -EOPNOTSUPP;
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}
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static inline int incfs_fsverity_file_open(struct inode *inode,
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struct file *filp)
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{
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return -EOPNOTSUPP;
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}
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static inline int incfs_ioctl_read_verity_metadata(struct file *filp,
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const void __user *uarg)
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{
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return -EOPNOTSUPP;
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}
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#endif /* !CONFIG_FS_VERITY */
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#endif
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