integrity: audit update

Based on discussions on linux-audit, as per Steve Grubb's request
http://lkml.org/lkml/2009/2/6/269, the following changes were made:
- forced audit result to be either 0 or 1.
- made template names const
- Added new stand-alone message type: AUDIT_INTEGRITY_RULE

Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
Acked-by: Steve Grubb <sgrubb@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>
diff --git a/security/integrity/ima/ima_init.c b/security/integrity/ima/ima_init.c
index cf227db..0b0bb8c 100644
--- a/security/integrity/ima/ima_init.c
+++ b/security/integrity/ima/ima_init.c
@@ -20,7 +20,7 @@
 #include "ima.h"
 
 /* name for boot aggregate entry */
-static char *boot_aggregate_name = "boot_aggregate";
+static const char *boot_aggregate_name = "boot_aggregate";
 int ima_used_chip;
 
 /* Add the boot aggregate to the IMA measurement list and extend