KEYS: Disperse linux/key_ui.h

Disperse the bits of linux/key_ui.h as the reason they were put here (keyfs)
didn't get in.

Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: James Morris <jmorris@namei.org>
Signed-off-by: James Morris <jmorris@namei.org>

diff --git a/include/keys/keyring-type.h b/include/keys/keyring-type.h
new file mode 100644 (file)
index 0000000..843f872
--- /dev/null
+++ b/include/keys/keyring-type.h
@@ -0,0 +1,31 @@
+/* Keyring key type
+ *
+ * Copyright (C) 2008 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _KEYS_KEYRING_TYPE_H
+#define _KEYS_KEYRING_TYPE_H
+
+#include <linux/key.h>
+#include <linux/rcupdate.h>
+
+/*
+ * the keyring payload contains a list of the keys to which the keyring is
+ * subscribed
+ */
+struct keyring_list {
+       struct rcu_head rcu;            /* RCU deletion hook */
+       unsigned short  maxkeys;        /* max keys this list can hold */
+       unsigned short  nkeys;          /* number of keys currently held */
+       unsigned short  delkey;         /* key to be unlinked by RCU */
+       struct key      *keys[0];
+};
+
+
+#endif /* _KEYS_KEYRING_TYPE_H */

diff --git a/include/linux/key-ui.h b/include/linux/key-ui.h
deleted file mode 100644 (file)
index e8b8a7a..0000000
--- a/include/linux/key-ui.h
+++ /dev/null
@@ -1,66 +0,0 @@
-/* key-ui.h: key userspace interface stuff
- *
- * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#ifndef _LINUX_KEY_UI_H
-#define _LINUX_KEY_UI_H
-
-#include <linux/key.h>
-
-/* the key tree */
-extern struct rb_root key_serial_tree;
-extern spinlock_t key_serial_lock;
-
-/* required permissions */
-#define        KEY_VIEW        0x01    /* require permission to view attributes */
-#define        KEY_READ        0x02    /* require permission to read content */
-#define        KEY_WRITE       0x04    /* require permission to update / modify */
-#define        KEY_SEARCH      0x08    /* require permission to search (keyring) or find (key) */
-#define        KEY_LINK        0x10    /* require permission to link */
-#define        KEY_SETATTR     0x20    /* require permission to change attributes */
-#define        KEY_ALL         0x3f    /* all the above permissions */
-
-/*
- * the keyring payload contains a list of the keys to which the keyring is
- * subscribed
- */
-struct keyring_list {
-       struct rcu_head rcu;            /* RCU deletion hook */
-       unsigned short  maxkeys;        /* max keys this list can hold */
-       unsigned short  nkeys;          /* number of keys currently held */
-       unsigned short  delkey;         /* key to be unlinked by RCU */
-       struct key      *keys[0];
-};
-
-/*
- * check to see whether permission is granted to use a key in the desired way
- */
-extern int key_task_permission(const key_ref_t key_ref,
-                              struct task_struct *context,
-                              key_perm_t perm);
-
-static inline int key_permission(const key_ref_t key_ref, key_perm_t perm)
-{
-       return key_task_permission(key_ref, current, perm);
-}
-
-extern key_ref_t lookup_user_key(struct task_struct *context,
-                                key_serial_t id, int create, int partial,
-                                key_perm_t perm);
-
-extern long join_session_keyring(const char *name);
-
-extern struct key_type *key_type_lookup(const char *type);
-extern void key_type_put(struct key_type *ktype);
-
-#define key_negative_timeout   60      /* default timeout on a negative key's existence */
-
-
-#endif /* _LINUX_KEY_UI_H */

diff --git a/security/keys/internal.h b/security/keys/internal.h
index b39f5c2..a60c681 100644 (file)
--- a/security/keys/internal.h
+++ b/security/keys/internal.h
@@ -13,7 +13,6 @@
 #define _INTERNAL_H
 
 #include <linux/key-type.h>
-#include <linux/key-ui.h>
 
 static inline __attribute__((format(printf, 1, 2)))
 void no_printk(const char *fmt, ...)
@@ -82,6 +81,9 @@ extern struct mutex key_construction_mutex;
 extern wait_queue_head_t request_key_conswq;
 
 
+extern struct key_type *key_type_lookup(const char *type);
+extern void key_type_put(struct key_type *ktype);
+
 extern int __key_link(struct key *keyring, struct key *key);
 
 extern key_ref_t __keyring_search_one(key_ref_t keyring_ref,
@@ -118,6 +120,33 @@ extern struct key *request_key_and_link(struct key_type *type,
                                        struct key *dest_keyring,
                                        unsigned long flags);
 
+extern key_ref_t lookup_user_key(struct task_struct *context,
+                                key_serial_t id, int create, int partial,
+                                key_perm_t perm);
+
+extern long join_session_keyring(const char *name);
+
+/*
+ * check to see whether permission is granted to use a key in the desired way
+ */
+extern int key_task_permission(const key_ref_t key_ref,
+                              struct task_struct *context,
+                              key_perm_t perm);
+
+static inline int key_permission(const key_ref_t key_ref, key_perm_t perm)
+{
+       return key_task_permission(key_ref, current, perm);
+}
+
+/* required permissions */
+#define        KEY_VIEW        0x01    /* require permission to view attributes */
+#define        KEY_READ        0x02    /* require permission to read content */
+#define        KEY_WRITE       0x04    /* require permission to update / modify */
+#define        KEY_SEARCH      0x08    /* require permission to search (keyring) or find (key) */
+#define        KEY_LINK        0x10    /* require permission to link */
+#define        KEY_SETATTR     0x20    /* require permission to change attributes */
+#define        KEY_ALL         0x3f    /* all the above permissions */
+
 /*
  * request_key authorisation
  */

diff --git a/security/keys/keyring.c b/security/keys/keyring.c
index a9ab8af..fdf75f9 100644 (file)
--- a/security/keys/keyring.c
+++ b/security/keys/keyring.c
@@ -16,6 +16,7 @@
 #include <linux/security.h>
 #include <linux/seq_file.h>
 #include <linux/err.h>
+#include <keys/keyring-type.h>
 #include <asm/uaccess.h>
 #include "internal.h"
 

diff --git a/security/keys/request_key.c b/security/keys/request_key.c
index a8ebc95..91953c8 100644 (file)
--- a/security/keys/request_key.c
+++ b/security/keys/request_key.c
@@ -19,6 +19,8 @@
 #include <linux/slab.h>
 #include "internal.h"
 
+#define key_negative_timeout   60      /* default timeout on a negative key's existence */
+
 /*
  * wait_on_bit() sleep function for uninterruptible waiting
  */