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-rw-r--r--include/linux/security.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/include/linux/security.h b/include/linux/security.h
index 56a0eed..59a11e1 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -587,6 +587,19 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* @new points to the new credentials.
* @old points to the original credentials.
* Install a new set of credentials.
+ * @kernel_act_as:
+ * Set the credentials for a kernel service to act as (subjective context).
+ * @new points to the credentials to be modified.
+ * @secid specifies the security ID to be set
+ * The current task must be the one that nominated @secid.
+ * Return 0 if successful.
+ * @kernel_create_files_as:
+ * Set the file creation context in a set of credentials to be the same as
+ * the objective context of the specified inode.
+ * @new points to the credentials to be modified.
+ * @inode points to the inode to use as a reference.
+ * The current task must be the one that nominated @inode.
+ * Return 0 if successful.
* @task_setuid:
* Check permission before setting one or more of the user identity
* attributes of the current process. The @flags parameter indicates
@@ -1381,6 +1394,8 @@ struct security_operations {
int (*cred_prepare)(struct cred *new, const struct cred *old,
gfp_t gfp);
void (*cred_commit)(struct cred *new, const struct cred *old);
+ int (*kernel_act_as)(struct cred *new, u32 secid);
+ int (*kernel_create_files_as)(struct cred *new, struct inode *inode);
int (*task_setuid) (uid_t id0, uid_t id1, uid_t id2, int flags);
int (*task_fix_setuid) (struct cred *new, const struct cred *old,
int flags);
@@ -1632,6 +1647,8 @@ int security_task_create(unsigned long clone_flags);
void security_cred_free(struct cred *cred);
int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp);
void security_commit_creds(struct cred *new, const struct cred *old);
+int security_kernel_act_as(struct cred *new, u32 secid);
+int security_kernel_create_files_as(struct cred *new, struct inode *inode);
int security_task_setuid(uid_t id0, uid_t id1, uid_t id2, int flags);
int security_task_fix_setuid(struct cred *new, const struct cred *old,
int flags);
@@ -2151,6 +2168,17 @@ static inline void security_commit_creds(struct cred *new,
{
}
+static inline int security_kernel_act_as(struct cred *cred, u32 secid)
+{
+ return 0;
+}
+
+static inline int security_kernel_create_files_as(struct cred *cred,
+ struct inode *inode)
+{
+ return 0;
+}
+
static inline int security_task_setuid(uid_t id0, uid_t id1, uid_t id2,
int flags)
{
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