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authorDavid Howells <dhowells@redhat.com>2012-10-13 10:46:48 +0100
committerDavid Howells <dhowells@redhat.com>2012-10-13 10:46:48 +0100
commit607ca46e97a1b6594b29647d98a32d545c24bdff (patch)
tree30f4c0784bfddb57332cdc0678bd06d1e77fa185 /include/linux/securebits.h
parent08cce05c5a91f5017f4edc9866cf026908c73f9f (diff)
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UAPI: (Scripted) Disintegrate include/linux
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'include/linux/securebits.h')
-rw-r--r--include/linux/securebits.h51
1 files changed, 2 insertions, 49 deletions
diff --git a/include/linux/securebits.h b/include/linux/securebits.h
index 33406174cbe8..da1b33b33af7 100644
--- a/include/linux/securebits.h
+++ b/include/linux/securebits.h
@@ -1,54 +1,7 @@
#ifndef _LINUX_SECUREBITS_H
#define _LINUX_SECUREBITS_H 1
-/* Each securesetting is implemented using two bits. One bit specifies
- whether the setting is on or off. The other bit specify whether the
- setting is locked or not. A setting which is locked cannot be
- changed from user-level. */
-#define issecure_mask(X) (1 << (X))
-#ifdef __KERNEL__
-#define issecure(X) (issecure_mask(X) & current_cred_xxx(securebits))
-#endif
-
-#define SECUREBITS_DEFAULT 0x00000000
-
-/* When set UID 0 has no special privileges. When unset, we support
- inheritance of root-permissions and suid-root executable under
- compatibility mode. We raise the effective and inheritable bitmasks
- *of the executable file* if the effective uid of the new process is
- 0. If the real uid is 0, we raise the effective (legacy) bit of the
- executable file. */
-#define SECURE_NOROOT 0
-#define SECURE_NOROOT_LOCKED 1 /* make bit-0 immutable */
-
-#define SECBIT_NOROOT (issecure_mask(SECURE_NOROOT))
-#define SECBIT_NOROOT_LOCKED (issecure_mask(SECURE_NOROOT_LOCKED))
-
-/* When set, setuid to/from uid 0 does not trigger capability-"fixup".
- When unset, to provide compatiblility with old programs relying on
- set*uid to gain/lose privilege, transitions to/from uid 0 cause
- capabilities to be gained/lost. */
-#define SECURE_NO_SETUID_FIXUP 2
-#define SECURE_NO_SETUID_FIXUP_LOCKED 3 /* make bit-2 immutable */
-
-#define SECBIT_NO_SETUID_FIXUP (issecure_mask(SECURE_NO_SETUID_FIXUP))
-#define SECBIT_NO_SETUID_FIXUP_LOCKED \
- (issecure_mask(SECURE_NO_SETUID_FIXUP_LOCKED))
-
-/* When set, a process can retain its capabilities even after
- transitioning to a non-root user (the set-uid fixup suppressed by
- bit 2). Bit-4 is cleared when a process calls exec(); setting both
- bit 4 and 5 will create a barrier through exec that no exec()'d
- child can use this feature again. */
-#define SECURE_KEEP_CAPS 4
-#define SECURE_KEEP_CAPS_LOCKED 5 /* make bit-4 immutable */
-
-#define SECBIT_KEEP_CAPS (issecure_mask(SECURE_KEEP_CAPS))
-#define SECBIT_KEEP_CAPS_LOCKED (issecure_mask(SECURE_KEEP_CAPS_LOCKED))
-
-#define SECURE_ALL_BITS (issecure_mask(SECURE_NOROOT) | \
- issecure_mask(SECURE_NO_SETUID_FIXUP) | \
- issecure_mask(SECURE_KEEP_CAPS))
-#define SECURE_ALL_LOCKS (SECURE_ALL_BITS << 1)
+#include <uapi/linux/securebits.h>
+#define issecure(X) (issecure_mask(X) & current_cred_xxx(securebits))
#endif /* !_LINUX_SECUREBITS_H */