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c17a7036ed
Add commands that use the find-xattr ioctls to show the inode numbers of inodes which probably contain xattrs matching the specified name or value. Signed-off-by: Zach Brown <zab@versity.com>
56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
#ifndef _SCOUTFS_IOCTL_H_
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#define _SCOUTFS_IOCTL_H_
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/* XXX I have no idea how these are chosen. */
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#define SCOUTFS_IOCTL_MAGIC 's'
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struct scoutfs_ioctl_ino_seq {
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__u64 ino;
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__u64 seq;
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} __packed;
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struct scoutfs_ioctl_inodes_since {
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__u64 first_ino;
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__u64 last_ino;
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__u64 seq;
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__u64 buf_ptr;
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__u32 buf_len;
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} __packed;
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/*
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* Adds entries to the user's buffer for each inode whose sequence
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* number is greater than or equal to the given seq.
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*/
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#define SCOUTFS_IOC_INODES_SINCE _IOW(SCOUTFS_IOCTL_MAGIC, 1, \
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struct scoutfs_ioctl_inodes_since)
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struct scoutfs_ioctl_inode_paths {
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__u64 ino;
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__u64 buf_ptr;
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__u32 buf_len;
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} __packed;
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/*
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* Fills the callers buffer with all the paths from the root to the
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* target inode.
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*/
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#define SCOUTFS_IOC_INODE_PATHS _IOW(SCOUTFS_IOCTL_MAGIC, 2, \
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struct scoutfs_ioctl_inode_paths)
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/* XXX might as well include a seq? 0 for current behaviour? */
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struct scoutfs_ioctl_find_xattr {
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__u64 first_ino;
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__u64 last_ino;
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__u64 str_ptr;
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__u32 str_len;
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__u64 ino_ptr;
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__u32 ino_count;
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} __packed;
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#define SCOUTFS_IOC_FIND_XATTR_NAME _IOW(SCOUTFS_IOCTL_MAGIC, 3, \
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struct scoutfs_ioctl_find_xattr)
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#define SCOUTFS_IOC_FIND_XATTR_VAL _IOW(SCOUTFS_IOCTL_MAGIC, 4, \
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struct scoutfs_ioctl_find_xattr)
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#endif
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