Messages in this thread Patch in this message | | | Date | Mon, 23 Aug 2004 14:16:17 -0400 (EDT) | From | James Morris <> | Subject | [PATCH][2/7] xattr consolidation - LSM hook changes |
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This patch replaces the dentry parameter with an inode in the LSM inode_{set|get|list}security hooks, in keeping with the ext2/ext3 code. dentries are not needed here.
include/linux/security.h | 30 +++++++++++++++--------------- security/dummy.c | 6 +++--- security/selinux/hooks.c | 8 +++----- 3 files changed, 21 insertions(+), 23 deletions(-)
Signed-off-by: James Morris <jmorris@redhat.com> Signed-off-by: Stephen Smalley <sds@epoch.ncsc.mil> diff -purN -X dontdiff linux-2.6.8.1-mm2.p/include/linux/security.h linux-2.6.8.1-mm2.w/include/linux/security.h --- linux-2.6.8.1-mm2.p/include/linux/security.h 2004-08-14 10:25:45.000000000 -0400 +++ linux-2.6.8.1-mm2.w/include/linux/security.h 2004-08-23 00:55:03.541005184 -0400 @@ -395,13 +395,13 @@ struct swap_info_struct; * Return 0 if permission is granted. * @inode_getsecurity: * Copy the extended attribute representation of the security label - * associated with @name for @dentry into @buffer. @buffer may be + * associated with @name for @inode into @buffer. @buffer may be * NULL to request the size of the buffer required. @size indicates * the size of @buffer in bytes. Note that @name is the remainder * of the attribute name after the security. prefix has been removed. * Return number of bytes used/required on success. * @inode_setsecurity: - * Set the security label associated with @name for @dentry from the + * Set the security label associated with @name for @inode from the * extended attribute value @value. @size indicates the size of the * @value in bytes. @flags may be XATTR_CREATE, XATTR_REPLACE, or 0. * Note that @name is the remainder of the attribute name after the @@ -409,7 +409,7 @@ struct swap_info_struct; * Return 0 on success. * @inode_listsecurity: * Copy the extended attribute names for the security labels - * associated with @dentry into @buffer. @buffer may be NULL to + * associated with @inode into @buffer. @buffer may be NULL to * request the size of the buffer required. * Returns number of bytes used/required on success. * @@ -1108,9 +1108,9 @@ struct security_operations { int (*inode_getxattr) (struct dentry *dentry, char *name); int (*inode_listxattr) (struct dentry *dentry); int (*inode_removexattr) (struct dentry *dentry, char *name); - int (*inode_getsecurity)(struct dentry *dentry, const char *name, void *buffer, size_t size); - int (*inode_setsecurity)(struct dentry *dentry, const char *name, const void *value, size_t size, int flags); - int (*inode_listsecurity)(struct dentry *dentry, char *buffer); + int (*inode_getsecurity)(struct inode *inode, const char *name, void *buffer, size_t size); + int (*inode_setsecurity)(struct inode *inode, const char *name, const void *value, size_t size, int flags); + int (*inode_listsecurity)(struct inode *inode, char *buffer); int (*file_permission) (struct file * file, int mask); int (*file_alloc_security) (struct file * file); @@ -1575,19 +1575,19 @@ static inline int security_inode_removex return security_ops->inode_removexattr (dentry, name); } -static inline int security_inode_getsecurity(struct dentry *dentry, const char *name, void *buffer, size_t size) +static inline int security_inode_getsecurity(struct inode *inode, const char *name, void *buffer, size_t size) { - return security_ops->inode_getsecurity(dentry, name, buffer, size); + return security_ops->inode_getsecurity(inode, name, buffer, size); } -static inline int security_inode_setsecurity(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) +static inline int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags) { - return security_ops->inode_setsecurity(dentry, name, value, size, flags); + return security_ops->inode_setsecurity(inode, name, value, size, flags); } -static inline int security_inode_listsecurity(struct dentry *dentry, char *buffer) +static inline int security_inode_listsecurity(struct inode *inode, char *buffer) { - return security_ops->inode_listsecurity(dentry, buffer); + return security_ops->inode_listsecurity(inode, buffer); } static inline int security_file_permission (struct file *file, int mask) @@ -2214,17 +2214,17 @@ static inline int security_inode_removex return cap_inode_removexattr(dentry, name); } -static inline int security_inode_getsecurity(struct dentry *dentry, const char *name, void *buffer, size_t size) +static inline int security_inode_getsecurity(struct inode *inode, const char *name, void *buffer, size_t size) { return -EOPNOTSUPP; } -static inline int security_inode_setsecurity(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) +static inline int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags) { return -EOPNOTSUPP; } -static inline int security_inode_listsecurity(struct dentry *dentry, char *buffer) +static inline int security_inode_listsecurity(struct inode *inode, char *buffer) { return 0; } diff -purN -X dontdiff linux-2.6.8.1-mm2.p/security/dummy.c linux-2.6.8.1-mm2.w/security/dummy.c --- linux-2.6.8.1-mm2.p/security/dummy.c 2004-08-14 10:25:45.000000000 -0400 +++ linux-2.6.8.1-mm2.w/security/dummy.c 2004-08-23 00:55:03.542005032 -0400 @@ -447,17 +447,17 @@ static int dummy_inode_removexattr (stru return 0; } -static int dummy_inode_getsecurity(struct dentry *dentry, const char *name, void *buffer, size_t size) +static int dummy_inode_getsecurity(struct inode *inode, const char *name, void *buffer, size_t size) { return -EOPNOTSUPP; } -static int dummy_inode_setsecurity(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) +static int dummy_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags) { return -EOPNOTSUPP; } -static int dummy_inode_listsecurity(struct dentry *dentry, char *buffer) +static int dummy_inode_listsecurity(struct inode *inode, char *buffer) { return 0; } diff -purN -X dontdiff linux-2.6.8.1-mm2.p/security/selinux/hooks.c linux-2.6.8.1-mm2.w/security/selinux/hooks.c --- linux-2.6.8.1-mm2.p/security/selinux/hooks.c 2004-08-19 10:32:55.000000000 -0400 +++ linux-2.6.8.1-mm2.w/security/selinux/hooks.c 2004-08-23 00:55:03.546004424 -0400 @@ -2331,9 +2331,8 @@ static int selinux_inode_removexattr (st return -EACCES; } -static int selinux_inode_getsecurity(struct dentry *dentry, const char *name, void *buffer, size_t size) +static int selinux_inode_getsecurity(struct inode *inode, const char *name, void *buffer, size_t size) { - struct inode *inode = dentry->d_inode; struct inode_security_struct *isec = inode->i_security; char *context; unsigned len; @@ -2361,10 +2360,9 @@ static int selinux_inode_getsecurity(str return len; } -static int selinux_inode_setsecurity(struct dentry *dentry, const char *name, +static int selinux_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags) { - struct inode *inode = dentry->d_inode; struct inode_security_struct *isec = inode->i_security; u32 newsid; int rc; @@ -2383,7 +2381,7 @@ static int selinux_inode_setsecurity(str return 0; } -static int selinux_inode_listsecurity(struct dentry *dentry, char *buffer) +static int selinux_inode_listsecurity(struct inode *inode, char *buffer) { const int len = sizeof(XATTR_NAME_SELINUX); if (buffer) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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