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-rw-r--r--include/linux/ext3_fs.h3
-rw-r--r--include/linux/fs.h23
-rw-r--r--include/linux/ima.h6
-rw-r--r--include/linux/key-type.h14
-rw-r--r--include/linux/key.h5
-rw-r--r--include/linux/keyctl.h2
-rw-r--r--include/linux/reiserfs_xattr.h2
-rw-r--r--include/linux/security.h35
-rw-r--r--include/linux/xattr.h2
9 files changed, 67 insertions, 25 deletions
diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h
index 65990ef612f..6043c64c207 100644
--- a/include/linux/ext3_fs.h
+++ b/include/linux/ext3_fs.h
@@ -884,7 +884,8 @@ extern int ext3fs_dirhash(const char *name, int len, struct
dx_hash_info *hinfo);
/* ialloc.c */
-extern struct inode * ext3_new_inode (handle_t *, struct inode *, int);
+extern struct inode * ext3_new_inode (handle_t *, struct inode *,
+ const struct qstr *, int);
extern void ext3_free_inode (handle_t *, struct inode *);
extern struct inode * ext3_orphan_get (struct super_block *, unsigned long);
extern unsigned long ext3_count_free_inodes (struct super_block *);
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 13df14e2c42..2f5a71d6d76 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -801,8 +801,7 @@ struct inode {
#endif
#ifdef CONFIG_IMA
- /* protected by i_lock */
- unsigned int i_readcount; /* struct files open RO */
+ atomic_t i_readcount; /* struct files open RO */
#endif
atomic_t i_writecount;
#ifdef CONFIG_SECURITY
@@ -2215,6 +2214,26 @@ static inline void allow_write_access(struct file *file)
if (file)
atomic_inc(&file->f_path.dentry->d_inode->i_writecount);
}
+#ifdef CONFIG_IMA
+static inline void i_readcount_dec(struct inode *inode)
+{
+ BUG_ON(!atomic_read(&inode->i_readcount));
+ atomic_dec(&inode->i_readcount);
+}
+static inline void i_readcount_inc(struct inode *inode)
+{
+ atomic_inc(&inode->i_readcount);
+}
+#else
+static inline void i_readcount_dec(struct inode *inode)
+{
+ return;
+}
+static inline void i_readcount_inc(struct inode *inode)
+{
+ return;
+}
+#endif
extern int do_pipe_flags(int *, int);
extern struct file *create_read_pipe(struct file *f, int flags);
extern struct file *create_write_pipe(int flags);
diff --git a/include/linux/ima.h b/include/linux/ima.h
index 975837e7d6c..09e6e62f995 100644
--- a/include/linux/ima.h
+++ b/include/linux/ima.h
@@ -20,7 +20,6 @@ extern void ima_inode_free(struct inode *inode);
extern int ima_file_check(struct file *file, int mask);
extern void ima_file_free(struct file *file);
extern int ima_file_mmap(struct file *file, unsigned long prot);
-extern void ima_counts_get(struct file *file);
#else
static inline int ima_bprm_check(struct linux_binprm *bprm)
@@ -53,10 +52,5 @@ static inline int ima_file_mmap(struct file *file, unsigned long prot)
return 0;
}
-static inline void ima_counts_get(struct file *file)
-{
- return;
-}
-
#endif /* CONFIG_IMA_H */
#endif /* _LINUX_IMA_H */
diff --git a/include/linux/key-type.h b/include/linux/key-type.h
index 65833d4d599..9efd081bb31 100644
--- a/include/linux/key-type.h
+++ b/include/linux/key-type.h
@@ -41,6 +41,9 @@ struct key_type {
*/
size_t def_datalen;
+ /* vet a description */
+ int (*vet_description)(const char *description);
+
/* instantiate a key of this type
* - this method should call key_payload_reserve() to determine if the
* user's quota will hold the payload
@@ -102,11 +105,20 @@ extern int key_instantiate_and_link(struct key *key,
size_t datalen,
struct key *keyring,
struct key *instkey);
-extern int key_negate_and_link(struct key *key,
+extern int key_reject_and_link(struct key *key,
unsigned timeout,
+ unsigned error,
struct key *keyring,
struct key *instkey);
extern void complete_request_key(struct key_construction *cons, int error);
+static inline int key_negate_and_link(struct key *key,
+ unsigned timeout,
+ struct key *keyring,
+ struct key *instkey)
+{
+ return key_reject_and_link(key, timeout, ENOKEY, keyring, instkey);
+}
+
#endif /* CONFIG_KEYS */
#endif /* _LINUX_KEY_TYPE_H */
diff --git a/include/linux/key.h b/include/linux/key.h
index 3db0adce1fd..b2bb0171956 100644
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -170,6 +170,7 @@ struct key {
struct list_head link;
unsigned long x[2];
void *p[2];
+ int reject_error;
} type_data;
/* key data
@@ -275,6 +276,10 @@ static inline key_serial_t key_serial(struct key *key)
return key ? key->serial : 0;
}
+#define rcu_dereference_key(KEY) \
+ (rcu_dereference_protected((KEY)->payload.rcudata, \
+ rwsem_is_locked(&((struct key *)(KEY))->sem)))
+
#ifdef CONFIG_SYSCTL
extern ctl_table key_sysctls[];
#endif
diff --git a/include/linux/keyctl.h b/include/linux/keyctl.h
index bd383f1944f..9b0b865ce62 100644
--- a/include/linux/keyctl.h
+++ b/include/linux/keyctl.h
@@ -53,5 +53,7 @@
#define KEYCTL_ASSUME_AUTHORITY 16 /* assume request_key() authorisation */
#define KEYCTL_GET_SECURITY 17 /* get key security label */
#define KEYCTL_SESSION_TO_PARENT 18 /* apply session keyring to parent process */
+#define KEYCTL_REJECT 19 /* reject a partially constructed key */
+#define KEYCTL_INSTANTIATE_IOV 20 /* instantiate a partially constructed key */
#endif /* _LINUX_KEYCTL_H */
diff --git a/include/linux/reiserfs_xattr.h b/include/linux/reiserfs_xattr.h
index 3b94c91f20a..6deef5dc95f 100644
--- a/include/linux/reiserfs_xattr.h
+++ b/include/linux/reiserfs_xattr.h
@@ -63,6 +63,7 @@ extern const struct xattr_handler reiserfs_xattr_trusted_handler;
extern const struct xattr_handler reiserfs_xattr_security_handler;
#ifdef CONFIG_REISERFS_FS_SECURITY
int reiserfs_security_init(struct inode *dir, struct inode *inode,
+ const struct qstr *qstr,
struct reiserfs_security_handle *sec);
int reiserfs_security_write(struct reiserfs_transaction_handle *th,
struct inode *inode,
@@ -130,6 +131,7 @@ static inline void reiserfs_init_xattr_rwsem(struct inode *inode)
#ifndef CONFIG_REISERFS_FS_SECURITY
static inline int reiserfs_security_init(struct inode *dir,
struct inode *inode,
+ const struct qstr *qstr,
struct reiserfs_security_handle *sec)
{
return 0;
diff --git a/include/linux/security.h b/include/linux/security.h
index debbd97db7a..83d9227abf0 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -25,6 +25,7 @@
#include <linux/fs.h>
#include <linux/fsnotify.h>
#include <linux/binfmts.h>
+#include <linux/dcache.h>
#include <linux/signal.h>
#include <linux/resource.h>
#include <linux/sem.h>
@@ -267,6 +268,12 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* @orig the original mount data copied from userspace.
* @copy copied data which will be passed to the security module.
* Returns 0 if the copy was successful.
+ * @sb_remount:
+ * Extracts security system specifc mount options and verifys no changes
+ * are being made to those options.
+ * @sb superblock being remounted
+ * @data contains the filesystem-specific data.
+ * Return 0 if permission is granted.
* @sb_umount:
* Check permission before the @mnt file system is unmounted.
* @mnt contains the mounted file system.
@@ -315,6 +322,7 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* then it should return -EOPNOTSUPP to skip this processing.
* @inode contains the inode structure of the newly created inode.
* @dir contains the inode structure of the parent directory.
+ * @qstr contains the last path component of the new object
* @name will be set to the allocated name suffix (e.g. selinux).
* @value will be set to the allocated attribute value.
* @len will be set to the length of the value.
@@ -1257,12 +1265,6 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* @cap contains the capability <include/linux/capability.h>.
* @audit: Whether to write an audit message or not
* Return 0 if the capability is granted for @tsk.
- * @sysctl:
- * Check permission before accessing the @table sysctl variable in the
- * manner specified by @op.
- * @table contains the ctl_table structure for the sysctl variable.
- * @op contains the operation (001 = search, 002 = write, 004 = read).
- * Return 0 if permission is granted.
* @syslog:
* Check permission before accessing the kernel message ring or changing
* logging to the console.
@@ -1383,7 +1385,6 @@ struct security_operations {
const kernel_cap_t *permitted);
int (*capable) (struct task_struct *tsk, const struct cred *cred,
int cap, int audit);
- int (*sysctl) (struct ctl_table *table, int op);
int (*quotactl) (int cmds, int type, int id, struct super_block *sb);
int (*quota_on) (struct dentry *dentry);
int (*syslog) (int type);
@@ -1399,6 +1400,7 @@ struct security_operations {
int (*sb_alloc_security) (struct super_block *sb);
void (*sb_free_security) (struct super_block *sb);
int (*sb_copy_data) (char *orig, char *copy);
+ int (*sb_remount) (struct super_block *sb, void *data);
int (*sb_kern_mount) (struct super_block *sb, int flags, void *data);
int (*sb_show_options) (struct seq_file *m, struct super_block *sb);
int (*sb_statfs) (struct dentry *dentry);
@@ -1435,7 +1437,8 @@ struct security_operations {
int (*inode_alloc_security) (struct inode *inode);
void (*inode_free_security) (struct inode *inode);
int (*inode_init_security) (struct inode *inode, struct inode *dir,
- char **name, void **value, size_t *len);
+ const struct qstr *qstr, char **name,
+ void **value, size_t *len);
int (*inode_create) (struct inode *dir,
struct dentry *dentry, int mode);
int (*inode_link) (struct dentry *old_dentry,
@@ -1665,7 +1668,6 @@ int security_capset(struct cred *new, const struct cred *old,
int security_capable(const struct cred *cred, int cap);
int security_real_capable(struct task_struct *tsk, int cap);
int security_real_capable_noaudit(struct task_struct *tsk, int cap);
-int security_sysctl(struct ctl_table *table, int op);
int security_quotactl(int cmds, int type, int id, struct super_block *sb);
int security_quota_on(struct dentry *dentry);
int security_syslog(int type);
@@ -1681,6 +1683,7 @@ int security_bprm_secureexec(struct linux_binprm *bprm);
int security_sb_alloc(struct super_block *sb);
void security_sb_free(struct super_block *sb);
int security_sb_copy_data(char *orig, char *copy);
+int security_sb_remount(struct super_block *sb, void *data);
int security_sb_kern_mount(struct super_block *sb, int flags, void *data);
int security_sb_show_options(struct seq_file *m, struct super_block *sb);
int security_sb_statfs(struct dentry *dentry);
@@ -1696,7 +1699,8 @@ int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts);
int security_inode_alloc(struct inode *inode);
void security_inode_free(struct inode *inode);
int security_inode_init_security(struct inode *inode, struct inode *dir,
- char **name, void **value, size_t *len);
+ const struct qstr *qstr, char **name,
+ void **value, size_t *len);
int security_inode_create(struct inode *dir, struct dentry *dentry, int mode);
int security_inode_link(struct dentry *old_dentry, struct inode *dir,
struct dentry *new_dentry);
@@ -1883,11 +1887,6 @@ int security_real_capable_noaudit(struct task_struct *tsk, int cap)
return ret;
}
-static inline int security_sysctl(struct ctl_table *table, int op)
-{
- return 0;
-}
-
static inline int security_quotactl(int cmds, int type, int id,
struct super_block *sb)
{
@@ -1965,6 +1964,11 @@ static inline int security_sb_copy_data(char *orig, char *copy)
return 0;
}
+static inline int security_sb_remount(struct super_block *sb, void *data)
+{
+ return 0;
+}
+
static inline int security_sb_kern_mount(struct super_block *sb, int flags, void *data)
{
return 0;
@@ -2024,6 +2028,7 @@ static inline void security_inode_free(struct inode *inode)
static inline int security_inode_init_security(struct inode *inode,
struct inode *dir,
+ const struct qstr *qstr,
char **name,
void **value,
size_t *len)
diff --git a/include/linux/xattr.h b/include/linux/xattr.h
index e6131ef98d8..6050783005b 100644
--- a/include/linux/xattr.h
+++ b/include/linux/xattr.h
@@ -42,11 +42,13 @@
#define XATTR_SMACK_IPOUT "SMACK64IPOUT"
#define XATTR_SMACK_EXEC "SMACK64EXEC"
#define XATTR_SMACK_TRANSMUTE "SMACK64TRANSMUTE"
+#define XATTR_SMACK_MMAP "SMACK64MMAP"
#define XATTR_NAME_SMACK XATTR_SECURITY_PREFIX XATTR_SMACK_SUFFIX
#define XATTR_NAME_SMACKIPIN XATTR_SECURITY_PREFIX XATTR_SMACK_IPIN
#define XATTR_NAME_SMACKIPOUT XATTR_SECURITY_PREFIX XATTR_SMACK_IPOUT
#define XATTR_NAME_SMACKEXEC XATTR_SECURITY_PREFIX XATTR_SMACK_EXEC
#define XATTR_NAME_SMACKTRANSMUTE XATTR_SECURITY_PREFIX XATTR_SMACK_TRANSMUTE
+#define XATTR_NAME_SMACKMMAP XATTR_SECURITY_PREFIX XATTR_SMACK_MMAP
#define XATTR_CAPS_SUFFIX "capability"
#define XATTR_NAME_CAPS XATTR_SECURITY_PREFIX XATTR_CAPS_SUFFIX
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-02 09:43:20 +0000