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5930122683
preparation for similar switch in ->setxattr() (see the next commit for rationale). Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
/*
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* JFFS2 -- Journalling Flash File System, Version 2.
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*
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* Copyright © 2006 NEC Corporation
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*
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* Created by KaiGai Kohei <kaigai@ak.jp.nec.com>
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*
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* For licensing information, see the file 'LICENCE' in this directory.
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*
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*/
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#include <linux/kernel.h>
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#include <linux/fs.h>
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#include <linux/jffs2.h>
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#include <linux/xattr.h>
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#include <linux/mtd/mtd.h>
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#include "nodelist.h"
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static int jffs2_trusted_getxattr(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 do_jffs2_getxattr(inode, JFFS2_XPREFIX_TRUSTED,
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name, buffer, size);
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}
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static int jffs2_trusted_setxattr(const struct xattr_handler *handler,
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struct dentry *unused, struct inode *inode,
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const char *name, const void *buffer,
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size_t size, int flags)
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{
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return do_jffs2_setxattr(inode, JFFS2_XPREFIX_TRUSTED,
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name, buffer, size, flags);
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}
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static bool jffs2_trusted_listxattr(struct dentry *dentry)
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{
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return capable(CAP_SYS_ADMIN);
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}
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const struct xattr_handler jffs2_trusted_xattr_handler = {
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.prefix = XATTR_TRUSTED_PREFIX,
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.list = jffs2_trusted_listxattr,
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.set = jffs2_trusted_setxattr,
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.get = jffs2_trusted_getxattr
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};
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