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