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86e92eeeb2
Add the __counted_by compiler attribute to the flexible array member x_name to improve access bounds-checking via CONFIG_UBSAN_BOUNDS and CONFIG_FORTIFY_SOURCE. Signed-off-by: Thorsten Blum <thorsten.blum@toblux.com> Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
20 lines
532 B
C
20 lines
532 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _BCACHEFS_XATTR_FORMAT_H
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#define _BCACHEFS_XATTR_FORMAT_H
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#define KEY_TYPE_XATTR_INDEX_USER 0
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#define KEY_TYPE_XATTR_INDEX_POSIX_ACL_ACCESS 1
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#define KEY_TYPE_XATTR_INDEX_POSIX_ACL_DEFAULT 2
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#define KEY_TYPE_XATTR_INDEX_TRUSTED 3
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#define KEY_TYPE_XATTR_INDEX_SECURITY 4
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struct bch_xattr {
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struct bch_val v;
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__u8 x_type;
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__u8 x_name_len;
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__le16 x_val_len;
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__u8 x_name[] __counted_by(x_name_len);
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} __packed __aligned(8);
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#endif /* _BCACHEFS_XATTR_FORMAT_H */
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