*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
- * of the GNU General Public License v.2.
+ * of the GNU General Public License version 2.
*/
-#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/completion.h>
#include <linux/buffer_head.h>
+#include <linux/capability.h>
#include <linux/xattr.h>
#include <linux/gfs2_ondisk.h>
#include <asm/uaccess.h>
#include "gfs2.h"
-#include "lm_interface.h"
#include "incore.h"
#include "acl.h"
#include "eaops.h"
* Returns: GFS2_EATYPE_XXX
*/
-unsigned int gfs2_ea_name2type(const char *name, char **truncated_name)
+unsigned int gfs2_ea_name2type(const char *name, const char **truncated_name)
{
unsigned int type;
if (strncmp(name, "system.", 7) == 0) {
type = GFS2_EATYPE_SYS;
if (truncated_name)
- *truncated_name = strchr(name, '.') + 1;
+ *truncated_name = name + sizeof("system.") - 1;
} else if (strncmp(name, "user.", 5) == 0) {
type = GFS2_EATYPE_USR;
if (truncated_name)
- *truncated_name = strchr(name, '.') + 1;
+ *truncated_name = name + sizeof("user.") - 1;
} else if (strncmp(name, "security.", 9) == 0) {
type = GFS2_EATYPE_SECURITY;
if (truncated_name)
- *truncated_name = strchr(name, '.') + 1;
+ *truncated_name = name + sizeof("security.") - 1;
} else {
type = GFS2_EATYPE_UNUSED;
if (truncated_name)
return type;
}
-static int user_eo_get(struct gfs2_inode *ip, struct gfs2_ea_request *er)
-{
- struct inode *inode = ip->i_vnode;
- int error = permission(inode, MAY_READ, NULL);
- if (error)
- return error;
-
- return gfs2_ea_get_i(ip, er);
-}
-
-static int user_eo_set(struct gfs2_inode *ip, struct gfs2_ea_request *er)
-{
- struct inode *inode = ip->i_vnode;
-
- if (S_ISREG(inode->i_mode) ||
- (S_ISDIR(inode->i_mode) && !(inode->i_mode & S_ISVTX))) {
- int error = permission(inode, MAY_WRITE, NULL);
- if (error)
- return error;
- } else
- return -EPERM;
-
- return gfs2_ea_set_i(ip, er);
-}
-
-static int user_eo_remove(struct gfs2_inode *ip, struct gfs2_ea_request *er)
-{
- struct inode *inode = ip->i_vnode;
-
- if (S_ISREG(inode->i_mode) ||
- (S_ISDIR(inode->i_mode) && !(inode->i_mode & S_ISVTX))) {
- int error = permission(inode, MAY_WRITE, NULL);
- if (error)
- return error;
- } else
- return -EPERM;
-
- return gfs2_ea_remove_i(ip, er);
-}
-
static int system_eo_get(struct gfs2_inode *ip, struct gfs2_ea_request *er)
{
if (!GFS2_ACL_IS_ACCESS(er->er_name, er->er_name_len) &&
!capable(CAP_SYS_ADMIN))
return -EPERM;
- if (ip->i_sbd->sd_args.ar_posix_acl == 0 &&
+ if (GFS2_SB(&ip->i_inode)->sd_args.ar_posix_acl == 0 &&
(GFS2_ACL_IS_ACCESS(er->er_name, er->er_name_len) ||
GFS2_ACL_IS_DEFAULT(er->er_name, er->er_name_len)))
return -EOPNOTSUPP;
-
-
return gfs2_ea_get_i(ip, er);
}
if (GFS2_ACL_IS_ACCESS(er->er_name, er->er_name_len)) {
if (!(er->er_flags & GFS2_ERF_MODE)) {
- er->er_mode = ip->i_di.di_mode;
+ er->er_mode = ip->i_inode.i_mode;
er->er_flags |= GFS2_ERF_MODE;
}
error = gfs2_acl_validate_set(ip, 1, er,
if (error == -ENODATA)
error = 0;
}
- return error;
+ return error;
}
return -EPERM;
return gfs2_ea_remove_i(ip, er);
}
-static int security_eo_get(struct gfs2_inode *ip, struct gfs2_ea_request *er)
-{
- struct inode *inode = ip->i_vnode;
- int error = permission(inode, MAY_READ, NULL);
- if (error)
- return error;
-
- return gfs2_ea_get_i(ip, er);
-}
-
-static int security_eo_set(struct gfs2_inode *ip, struct gfs2_ea_request *er)
-{
- struct inode *inode = ip->i_vnode;
- int error = permission(inode, MAY_WRITE, NULL);
- if (error)
- return error;
-
- return gfs2_ea_set_i(ip, er);
-}
-
-static int security_eo_remove(struct gfs2_inode *ip, struct gfs2_ea_request *er)
-{
- struct inode *inode = ip->i_vnode;
- int error = permission(inode, MAY_WRITE, NULL);
- if (error)
- return error;
-
- return gfs2_ea_remove_i(ip, er);
-}
-
-static struct gfs2_eattr_operations gfs2_user_eaops = {
- .eo_get = user_eo_get,
- .eo_set = user_eo_set,
- .eo_remove = user_eo_remove,
+static const struct gfs2_eattr_operations gfs2_user_eaops = {
+ .eo_get = gfs2_ea_get_i,
+ .eo_set = gfs2_ea_set_i,
+ .eo_remove = gfs2_ea_remove_i,
.eo_name = "user",
};
-struct gfs2_eattr_operations gfs2_system_eaops = {
+const struct gfs2_eattr_operations gfs2_system_eaops = {
.eo_get = system_eo_get,
.eo_set = system_eo_set,
.eo_remove = system_eo_remove,
.eo_name = "system",
};
-struct gfs2_eattr_operations gfs2_security_eaops = {
- .eo_get = security_eo_get,
- .eo_set = security_eo_set,
- .eo_remove = security_eo_remove,
+static const struct gfs2_eattr_operations gfs2_security_eaops = {
+ .eo_get = gfs2_ea_get_i,
+ .eo_set = gfs2_ea_set_i,
+ .eo_remove = gfs2_ea_remove_i,
.eo_name = "security",
};
-struct gfs2_eattr_operations *gfs2_ea_ops[] = {
+const struct gfs2_eattr_operations *gfs2_ea_ops[] = {
NULL,
&gfs2_user_eaops,
&gfs2_system_eaops,