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fs/ext2/xattr_security.c
1.4 KB
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/* * linux/fs/ext2/xattr_security.c * Handler for storing security labels as extended attributes. */ |
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#include "ext2.h" |
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#include <linux/security.h> |
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#include "xattr.h" |
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static int |
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ext2_xattr_security_get(const struct xattr_handler *handler, |
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struct dentry *unused, struct inode *inode, const char *name, void *buffer, size_t size) |
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{ |
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return ext2_xattr_get(inode, EXT2_XATTR_INDEX_SECURITY, name, |
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buffer, size); } static int |
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ext2_xattr_security_set(const struct xattr_handler *handler, |
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struct dentry *unused, struct inode *inode, const char *name, const void *value, size_t size, int flags) |
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{ |
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return ext2_xattr_set(inode, EXT2_XATTR_INDEX_SECURITY, name, |
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value, size, flags); } |
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static int ext2_initxattrs(struct inode *inode, const struct xattr *xattr_array, void *fs_info) |
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{ |
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const struct xattr *xattr; int err = 0; |
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|
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for (xattr = xattr_array; xattr->name != NULL; xattr++) { err = ext2_xattr_set(inode, EXT2_XATTR_INDEX_SECURITY, xattr->name, xattr->value, xattr->value_len, 0); if (err < 0) break; |
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} |
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return err; } |
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int ext2_init_security(struct inode *inode, struct inode *dir, const struct qstr *qstr) { return security_inode_init_security(inode, dir, qstr, &ext2_initxattrs, NULL); } |
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const struct xattr_handler ext2_xattr_security_handler = { |
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.prefix = XATTR_SECURITY_PREFIX, |
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.get = ext2_xattr_security_get, .set = ext2_xattr_security_set, }; |