ff4a549a34
Add Linux compatibility header stubs needed to compile extents_status.c: - backing-dev.h: Backing device info stub - dax.h: Direct Access (DAX) stubs - iomap.h: I/O mapping operations and structures - mman.h: Memory mapping flags - mount.h: VFS mount structures - pagevec.h: Page vector batching - pfn_t.h: Page frame number type - posix_acl_xattr.h: POSIX ACL xattr definitions - proc_fs.h: Proc filesystem stub - uio.h: User I/O vector definitions - xattr.h: Extended attributes - trace/events/ext4.h: Trace event stubs Co-developed-by: Claude Opus 4.5 <noreply@anthropic.com> Signed-off-by: Simon Glass <simon.glass@canonical.com>
70 lines
1.4 KiB
C
70 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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File: linux/posix_acl_xattr.h
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Extended attribute system call representation of Access Control Lists.
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Copyright (C) 2000 by Andreas Gruenbacher <a.gruenbacher@computer.org>
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Copyright (C) 2002 SGI - Silicon Graphics, Inc <linux-xfs@oss.sgi.com>
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*/
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#ifndef _POSIX_ACL_XATTR_H
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#define _POSIX_ACL_XATTR_H
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#include <linux/types.h>
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/* ACL entry structure for on-disk format */
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struct posix_acl_xattr_entry {
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__le16 e_tag;
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__le16 e_perm;
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__le32 e_id;
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};
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struct posix_acl_xattr_header {
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__le32 a_version;
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};
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/* POSIX ACL in-memory structure */
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struct posix_acl_entry {
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short e_tag;
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unsigned short e_perm;
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union {
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kuid_t e_uid;
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kgid_t e_gid;
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};
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};
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struct posix_acl {
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int a_count;
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struct posix_acl_entry a_entries[];
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};
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/* ACL extended attribute names */
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#define XATTR_NAME_POSIX_ACL_ACCESS "system.posix_acl_access"
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#define XATTR_NAME_POSIX_ACL_DEFAULT "system.posix_acl_default"
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/* ACL tag types */
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#define ACL_UNDEFINED_TAG (0x00)
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#define ACL_USER_OBJ (0x01)
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#define ACL_USER (0x02)
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#define ACL_GROUP_OBJ (0x04)
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#define ACL_GROUP (0x08)
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#define ACL_MASK (0x10)
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#define ACL_OTHER (0x20)
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/* ACL permissions */
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#define ACL_READ (0x04)
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#define ACL_WRITE (0x02)
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#define ACL_EXECUTE (0x01)
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/* Stubs for U-Boot */
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static inline struct posix_acl *get_inode_acl(struct inode *inode, int type)
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{
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return NULL;
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}
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static inline void posix_acl_release(struct posix_acl *acl)
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{
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}
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#endif /* _POSIX_ACL_XATTR_H */
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