audit: implement all object interfield comparisons

This completes the matrix of interfield comparisons between uid/gid
information for the current task and the uid/gid information for inodes.
aka I can audit based on differences between the euid of the process and
the uid of fs objects.

Signed-off-by: Peter Moody <pmoody@google.com>
Signed-off-by: Eric Paris <eparis@redhat.com>
diff --git a/include/linux/audit.h b/include/linux/audit.h
index fffbc217..67113cb 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -185,8 +185,16 @@
 /* AUDIT_FIELD_COMPARE rule list */
 #define AUDIT_COMPARE_UID_TO_OBJ_UID	1
 #define AUDIT_COMPARE_GID_TO_OBJ_GID	2
+#define AUDIT_COMPARE_EUID_TO_OBJ_UID	3
+#define AUDIT_COMPARE_EGID_TO_OBJ_GID	4
+#define AUDIT_COMPARE_AUID_TO_OBJ_UID	5
+#define AUDIT_COMPARE_SUID_TO_OBJ_UID	6
+#define AUDIT_COMPARE_SGID_TO_OBJ_GID	7
+#define AUDIT_COMPARE_FSUID_TO_OBJ_UID	8
+#define AUDIT_COMPARE_FSGID_TO_OBJ_GID	9
 
-#define AUDIT_MAX_FIELD_COMPARE	AUDIT_COMPARE_GID_TO_OBJ_GID
+#define AUDIT_MAX_FIELD_COMPARE		AUDIT_COMPARE_FSGID_TO_OBJ_GID
+
 /* Rule fields */
 				/* These are useful when checking the
 				 * task structure at task creation time