44 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			44 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0
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| /*
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|  * linux/fs/ext2/xattr_trusted.c
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|  * Handler for trusted extended attributes.
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|  *
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|  * Copyright (C) 2003 by Andreas Gruenbacher, <a.gruenbacher@computer.org>
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|  */
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| 
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| #include "ext2.h"
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| #include "xattr.h"
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| 
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| static bool
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| ext2_xattr_trusted_list(struct dentry *dentry)
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| {
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| 	return capable(CAP_SYS_ADMIN);
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| }
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| 
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| static int
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| ext2_xattr_trusted_get(const struct xattr_handler *handler,
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| 		       struct dentry *unused, struct inode *inode,
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| 		       const char *name, void *buffer, size_t size)
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| {
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| 	return ext2_xattr_get(inode, EXT2_XATTR_INDEX_TRUSTED, name,
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| 			      buffer, size);
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| }
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| 
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| static int
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| ext2_xattr_trusted_set(const struct xattr_handler *handler,
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| 		       struct mnt_idmap *idmap,
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| 		       struct dentry *unused, struct inode *inode,
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| 		       const char *name, const void *value,
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| 		       size_t size, int flags)
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| {
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| 	return ext2_xattr_set(inode, EXT2_XATTR_INDEX_TRUSTED, name,
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| 			      value, size, flags);
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| }
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| 
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| const struct xattr_handler ext2_xattr_trusted_handler = {
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| 	.prefix	= XATTR_TRUSTED_PREFIX,
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| 	.list	= ext2_xattr_trusted_list,
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| 	.get	= ext2_xattr_trusted_get,
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| 	.set	= ext2_xattr_trusted_set,
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| };
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