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-rw-r--r--include/linux/security.h132
1 files changed, 81 insertions, 51 deletions
diff --git a/include/linux/security.h b/include/linux/security.h
index 153e9043058f..40831fab5470 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -67,6 +67,7 @@ enum fs_value_type;
struct watch;
struct watch_notification;
struct lsm_ctx;
+struct nsset;
/* Default (no) options for the capable function */
#define CAP_OPT_NONE 0x0
@@ -80,6 +81,7 @@ struct lsm_ctx;
struct ctl_table;
struct audit_krule;
+struct ns_common;
struct user_namespace;
struct timezone;
@@ -185,11 +187,11 @@ extern int cap_capset(struct cred *new, const struct cred *old,
extern int cap_bprm_creds_from_file(struct linux_binprm *bprm, const struct file *file);
int cap_inode_setxattr(struct dentry *dentry, const char *name,
const void *value, size_t size, int flags);
-int cap_inode_removexattr(struct mnt_idmap *idmap,
+int cap_inode_removexattr(const struct mnt_idmap *idmap,
struct dentry *dentry, const char *name);
int cap_inode_need_killpriv(struct dentry *dentry);
-int cap_inode_killpriv(struct mnt_idmap *idmap, struct dentry *dentry);
-int cap_inode_getsecurity(struct mnt_idmap *idmap,
+int cap_inode_killpriv(const struct mnt_idmap *idmap, struct dentry *dentry);
+int cap_inode_getsecurity(const struct mnt_idmap *idmap,
struct inode *inode, const char *name, void **buffer,
bool alloc);
extern int cap_mmap_addr(unsigned long addr);
@@ -404,49 +406,53 @@ int security_inode_init_security(struct inode *inode, struct inode *dir,
int security_inode_init_security_anon(struct inode *inode,
const struct qstr *name,
const struct inode *context_inode);
-int security_inode_create(struct inode *dir, struct dentry *dentry, umode_t mode);
-void security_inode_post_create_tmpfile(struct mnt_idmap *idmap,
+int security_inode_create(const struct mnt_idmap *idmap, struct inode *dir,
+ struct dentry *dentry, umode_t mode);
+void security_inode_post_create_tmpfile(const struct mnt_idmap *idmap,
struct inode *inode);
-int security_inode_link(struct dentry *old_dentry, struct inode *dir,
- struct dentry *new_dentry);
+int security_inode_link(const struct mnt_idmap *idmap, struct dentry *old_dentry,
+ struct inode *dir, struct dentry *new_dentry);
int security_inode_unlink(struct inode *dir, struct dentry *dentry);
-int security_inode_symlink(struct inode *dir, struct dentry *dentry,
- const char *old_name);
-int security_inode_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode);
+int security_inode_symlink(const struct mnt_idmap *idmap, struct inode *dir,
+ struct dentry *dentry, const char *old_name);
+int security_inode_mkdir(const struct mnt_idmap *idmap, struct inode *dir,
+ struct dentry *dentry, umode_t mode);
int security_inode_rmdir(struct inode *dir, struct dentry *dentry);
-int security_inode_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev);
+int security_inode_mknod(const struct mnt_idmap *idmap, struct inode *dir,
+ struct dentry *dentry, umode_t mode, dev_t dev);
int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry,
struct inode *new_dir, struct dentry *new_dentry,
unsigned int flags);
int security_inode_readlink(struct dentry *dentry);
int security_inode_follow_link(struct dentry *dentry, struct inode *inode,
bool rcu);
-int security_inode_permission(struct inode *inode, int mask);
-int security_inode_setattr(struct mnt_idmap *idmap,
+int security_inode_permission(const struct mnt_idmap *idmap,
+ struct inode *inode, int mask);
+int security_inode_setattr(const struct mnt_idmap *idmap,
struct dentry *dentry, struct iattr *attr);
-void security_inode_post_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
+void security_inode_post_setattr(const struct mnt_idmap *idmap, struct dentry *dentry,
int ia_valid);
int security_inode_getattr(const struct path *path);
-int security_inode_setxattr(struct mnt_idmap *idmap,
+int security_inode_setxattr(const struct mnt_idmap *idmap,
struct dentry *dentry, const char *name,
const void *value, size_t size, int flags);
-int security_inode_set_acl(struct mnt_idmap *idmap,
+int security_inode_set_acl(const struct mnt_idmap *idmap,
struct dentry *dentry, const char *acl_name,
struct posix_acl *kacl);
void security_inode_post_set_acl(struct dentry *dentry, const char *acl_name,
struct posix_acl *kacl);
-int security_inode_get_acl(struct mnt_idmap *idmap,
+int security_inode_get_acl(const struct mnt_idmap *idmap,
struct dentry *dentry, const char *acl_name);
-int security_inode_remove_acl(struct mnt_idmap *idmap,
+int security_inode_remove_acl(const struct mnt_idmap *idmap,
struct dentry *dentry, const char *acl_name);
-void security_inode_post_remove_acl(struct mnt_idmap *idmap,
+void security_inode_post_remove_acl(const struct mnt_idmap *idmap,
struct dentry *dentry,
const char *acl_name);
void security_inode_post_setxattr(struct dentry *dentry, const char *name,
const void *value, size_t size, int flags);
int security_inode_getxattr(struct dentry *dentry, const char *name);
int security_inode_listxattr(struct dentry *dentry);
-int security_inode_removexattr(struct mnt_idmap *idmap,
+int security_inode_removexattr(const struct mnt_idmap *idmap,
struct dentry *dentry, const char *name);
void security_inode_post_removexattr(struct dentry *dentry, const char *name);
int security_inode_file_setattr(struct dentry *dentry,
@@ -454,8 +460,8 @@ int security_inode_file_setattr(struct dentry *dentry,
int security_inode_file_getattr(struct dentry *dentry,
struct file_kattr *fa);
int security_inode_need_killpriv(struct dentry *dentry);
-int security_inode_killpriv(struct mnt_idmap *idmap, struct dentry *dentry);
-int security_inode_getsecurity(struct mnt_idmap *idmap,
+int security_inode_killpriv(const struct mnt_idmap *idmap, struct dentry *dentry);
+int security_inode_getsecurity(const struct mnt_idmap *idmap,
struct inode *inode, const char *name,
void **buffer, bool alloc);
int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags);
@@ -540,6 +546,9 @@ int security_task_prctl(int option, unsigned long arg2, unsigned long arg3,
unsigned long arg4, unsigned long arg5);
void security_task_to_inode(struct task_struct *p, struct inode *inode);
int security_create_user_ns(const struct cred *cred);
+int security_namespace_init(struct ns_common *ns);
+void security_namespace_free(struct ns_common *ns);
+int security_namespace_install(const struct nsset *nsset, struct ns_common *ns);
int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag);
void security_ipc_getlsmprop(struct kern_ipc_perm *ipcp, struct lsm_prop *prop);
int security_msg_msg_alloc(struct msg_msg *msg);
@@ -902,20 +911,22 @@ static inline int security_inode_init_security_anon(struct inode *inode,
return 0;
}
-static inline int security_inode_create(struct inode *dir,
- struct dentry *dentry,
- umode_t mode)
+static inline int security_inode_create(const struct mnt_idmap *idmap,
+ struct inode *dir,
+ struct dentry *dentry,
+ umode_t mode)
{
return 0;
}
static inline void
-security_inode_post_create_tmpfile(struct mnt_idmap *idmap, struct inode *inode)
+security_inode_post_create_tmpfile(const struct mnt_idmap *idmap, struct inode *inode)
{ }
-static inline int security_inode_link(struct dentry *old_dentry,
- struct inode *dir,
- struct dentry *new_dentry)
+static inline int security_inode_link(const struct mnt_idmap *idmap,
+ struct dentry *old_dentry,
+ struct inode *dir,
+ struct dentry *new_dentry)
{
return 0;
}
@@ -926,16 +937,18 @@ static inline int security_inode_unlink(struct inode *dir,
return 0;
}
-static inline int security_inode_symlink(struct inode *dir,
- struct dentry *dentry,
- const char *old_name)
+static inline int security_inode_symlink(const struct mnt_idmap *idmap,
+ struct inode *dir,
+ struct dentry *dentry,
+ const char *old_name)
{
return 0;
}
-static inline int security_inode_mkdir(struct inode *dir,
- struct dentry *dentry,
- int mode)
+static inline int security_inode_mkdir(const struct mnt_idmap *idmap,
+ struct inode *dir,
+ struct dentry *dentry,
+ int mode)
{
return 0;
}
@@ -946,9 +959,10 @@ static inline int security_inode_rmdir(struct inode *dir,
return 0;
}
-static inline int security_inode_mknod(struct inode *dir,
- struct dentry *dentry,
- int mode, dev_t dev)
+static inline int security_inode_mknod(const struct mnt_idmap *idmap,
+ struct inode *dir,
+ struct dentry *dentry,
+ int mode, dev_t dev)
{
return 0;
}
@@ -974,12 +988,13 @@ static inline int security_inode_follow_link(struct dentry *dentry,
return 0;
}
-static inline int security_inode_permission(struct inode *inode, int mask)
+static inline int security_inode_permission(const struct mnt_idmap *idmap,
+ struct inode *inode, int mask)
{
return 0;
}
-static inline int security_inode_setattr(struct mnt_idmap *idmap,
+static inline int security_inode_setattr(const struct mnt_idmap *idmap,
struct dentry *dentry,
struct iattr *attr)
{
@@ -987,7 +1002,7 @@ static inline int security_inode_setattr(struct mnt_idmap *idmap,
}
static inline void
-security_inode_post_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
+security_inode_post_setattr(const struct mnt_idmap *idmap, struct dentry *dentry,
int ia_valid)
{ }
@@ -996,14 +1011,14 @@ static inline int security_inode_getattr(const struct path *path)
return 0;
}
-static inline int security_inode_setxattr(struct mnt_idmap *idmap,
+static inline int security_inode_setxattr(const struct mnt_idmap *idmap,
struct dentry *dentry, const char *name, const void *value,
size_t size, int flags)
{
return cap_inode_setxattr(dentry, name, value, size, flags);
}
-static inline int security_inode_set_acl(struct mnt_idmap *idmap,
+static inline int security_inode_set_acl(const struct mnt_idmap *idmap,
struct dentry *dentry,
const char *acl_name,
struct posix_acl *kacl)
@@ -1016,21 +1031,21 @@ static inline void security_inode_post_set_acl(struct dentry *dentry,
struct posix_acl *kacl)
{ }
-static inline int security_inode_get_acl(struct mnt_idmap *idmap,
+static inline int security_inode_get_acl(const struct mnt_idmap *idmap,
struct dentry *dentry,
const char *acl_name)
{
return 0;
}
-static inline int security_inode_remove_acl(struct mnt_idmap *idmap,
+static inline int security_inode_remove_acl(const struct mnt_idmap *idmap,
struct dentry *dentry,
const char *acl_name)
{
return 0;
}
-static inline void security_inode_post_remove_acl(struct mnt_idmap *idmap,
+static inline void security_inode_post_remove_acl(const struct mnt_idmap *idmap,
struct dentry *dentry,
const char *acl_name)
{ }
@@ -1050,7 +1065,7 @@ static inline int security_inode_listxattr(struct dentry *dentry)
return 0;
}
-static inline int security_inode_removexattr(struct mnt_idmap *idmap,
+static inline int security_inode_removexattr(const struct mnt_idmap *idmap,
struct dentry *dentry,
const char *name)
{
@@ -1078,13 +1093,13 @@ static inline int security_inode_need_killpriv(struct dentry *dentry)
return cap_inode_need_killpriv(dentry);
}
-static inline int security_inode_killpriv(struct mnt_idmap *idmap,
+static inline int security_inode_killpriv(const struct mnt_idmap *idmap,
struct dentry *dentry)
{
return cap_inode_killpriv(idmap, dentry);
}
-static inline int security_inode_getsecurity(struct mnt_idmap *idmap,
+static inline int security_inode_getsecurity(const struct mnt_idmap *idmap,
struct inode *inode,
const char *name, void **buffer,
bool alloc)
@@ -1431,6 +1446,21 @@ static inline int security_create_user_ns(const struct cred *cred)
return 0;
}
+static inline int security_namespace_init(struct ns_common *ns)
+{
+ return 0;
+}
+
+static inline void security_namespace_free(struct ns_common *ns)
+{
+}
+
+static inline int security_namespace_install(const struct nsset *nsset,
+ struct ns_common *ns)
+{
+ return 0;
+}
+
static inline int security_ipc_permission(struct kern_ipc_perm *ipcp,
short flag)
{
@@ -2085,7 +2115,7 @@ int security_path_mkdir(const struct path *dir, struct dentry *dentry, umode_t m
int security_path_rmdir(const struct path *dir, struct dentry *dentry);
int security_path_mknod(const struct path *dir, struct dentry *dentry, umode_t mode,
unsigned int dev);
-void security_path_post_mknod(struct mnt_idmap *idmap, struct dentry *dentry);
+void security_path_post_mknod(const struct mnt_idmap *idmap, struct dentry *dentry);
int security_path_truncate(const struct path *path);
int security_path_symlink(const struct path *dir, struct dentry *dentry,
const char *old_name);
@@ -2120,7 +2150,7 @@ static inline int security_path_mknod(const struct path *dir, struct dentry *den
return 0;
}
-static inline void security_path_post_mknod(struct mnt_idmap *idmap,
+static inline void security_path_post_mknod(const struct mnt_idmap *idmap,
struct dentry *dentry)
{ }