Merge branch 'drm-reorg' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied...

[pandora-kernel.git] / include / linux / key.h

diff --git a/include/linux/key.h b/include/linux/key.h
index a70b8a8..c45c962 100644 (file)
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -19,6 +19,7 @@
 #include <linux/list.h>
 #include <linux/rbtree.h>
 #include <linux/rcupdate.h>
+#include <linux/sysctl.h>
 #include <asm/atomic.h>
 
 #ifdef __KERNEL__
@@ -67,6 +68,8 @@ struct key;
 #define KEY_OTH_SETATTR        0x00000020
 #define KEY_OTH_ALL    0x0000003f
 
+#define KEY_PERM_UNDEF 0xffffffff
+
 struct seq_file;
 struct user_struct;
 struct signal_struct;
@@ -208,16 +211,19 @@ extern struct key *request_key(struct key_type *type,
 
 extern struct key *request_key_with_auxdata(struct key_type *type,
                                            const char *description,
-                                           const char *callout_info,
+                                           const void *callout_info,
+                                           size_t callout_len,
                                            void *aux);
 
 extern struct key *request_key_async(struct key_type *type,
                                     const char *description,
-                                    const char *callout_info);
+                                    const void *callout_info,
+                                    size_t callout_len);
 
 extern struct key *request_key_async_with_auxdata(struct key_type *type,
                                                  const char *description,
-                                                 const char *callout_info,
+                                                 const void *callout_info,
+                                                 size_t callout_len,
                                                  void *aux);
 
 extern int wait_for_key_construction(struct key *key, bool intr);
@@ -229,6 +235,7 @@ extern key_ref_t key_create_or_update(key_ref_t keyring,
                                      const char *description,
                                      const void *payload,
                                      size_t plen,
+                                     key_perm_t perm,
                                      unsigned long flags);
 
 extern int key_update(key_ref_t key,
@@ -257,14 +264,18 @@ extern int keyring_add_key(struct key *keyring,
 
 extern struct key *key_lookup(key_serial_t id);
 
-#define key_serial(key) ((key) ? (key)->serial : 0)
+static inline key_serial_t key_serial(struct key *key)
+{
+       return key ? key->serial : 0;
+}
+
+#ifdef CONFIG_SYSCTL
+extern ctl_table key_sysctls[];
+#endif
 
 /*
  * the userspace interface
  */
-extern struct key root_user_keyring, root_session_keyring;
-extern int alloc_uid_keyring(struct user_struct *user,
-                            struct task_struct *ctx);
 extern void switch_uid_keyring(struct user_struct *new_user);
 extern int copy_keys(unsigned long clone_flags, struct task_struct *tsk);
 extern int copy_thread_group_keys(struct task_struct *tsk);
@@ -293,7 +304,6 @@ extern void key_init(void);
 #define make_key_ref(k, p)                     ({ NULL; })
 #define key_ref_to_ptr(k)              ({ NULL; })
 #define is_key_possessed(k)            0
-#define alloc_uid_keyring(u,c)         0
 #define switch_uid_keyring(u)          do { } while(0)
 #define __install_session_keyring(t, k)        ({ NULL; })
 #define copy_keys(f,t)                 0
@@ -306,10 +316,6 @@ extern void key_init(void);
 #define key_fsgid_changed(t)           do { } while(0)
 #define key_init()                     do { } while(0)
 
-/* Initial keyrings */
-extern struct key root_user_keyring;
-extern struct key root_session_keyring;
-
 #endif /* CONFIG_KEYS */
 #endif /* __KERNEL__ */
 #endif /* _LINUX_KEY_H */