evm: replace hmac_status with evm_status
Dmitry Kasatkin [Fri, 6 May 2011 08:34:17 +0000 (11:34 +0300)]
We will use digital signatures in addtion to hmac.

Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com>
Signed-off-by: Mimi Zohar <zohar@us.ibm.com>

security/integrity/evm/evm_main.c
security/integrity/iint.c
security/integrity/integrity.h

index bfe44df..eb07f9d 100644 (file)
@@ -56,8 +56,8 @@ static enum integrity_status evm_verify_hmac(struct dentry *dentry,
        struct evm_ima_xattr_data xattr_data;
        int rc;
 
-       if (iint->hmac_status == INTEGRITY_PASS)
-               return iint->hmac_status;
+       if (iint->evm_status == INTEGRITY_PASS)
+               return iint->evm_status;
 
        /* if status is not PASS, try to check again - against -ENOMEM */
 
@@ -71,18 +71,18 @@ static enum integrity_status evm_verify_hmac(struct dentry *dentry,
                           sizeof xattr_data, GFP_NOFS);
        if (rc < 0)
                goto err_out;
-       iint->hmac_status = INTEGRITY_PASS;
-       return iint->hmac_status;
+       iint->evm_status = INTEGRITY_PASS;
+       return iint->evm_status;
 
 err_out:
        switch (rc) {
        case -ENODATA:          /* file not labelled */
-               iint->hmac_status = INTEGRITY_NOLABEL;
+               iint->evm_status = INTEGRITY_NOLABEL;
                break;
        default:
-               iint->hmac_status = INTEGRITY_FAIL;
+               iint->evm_status = INTEGRITY_FAIL;
        }
-       return iint->hmac_status;
+       return iint->evm_status;
 }
 
 static int evm_protected_xattr(const char *req_xattr_name)
index 991df20..0a23e07 100644 (file)
@@ -157,7 +157,7 @@ static void init_once(void *foo)
        iint->version = 0;
        iint->flags = 0UL;
        mutex_init(&iint->mutex);
-       iint->hmac_status = INTEGRITY_UNKNOWN;
+       iint->evm_status = INTEGRITY_UNKNOWN;
 }
 
 static int __init integrity_iintcache_init(void)
index 7efbf56..880bbee 100644 (file)
@@ -37,7 +37,7 @@ struct integrity_iint_cache {
        unsigned char flags;
        u8 digest[SHA1_DIGEST_SIZE];
        struct mutex mutex;     /* protects: version, flags, digest */
-       enum integrity_status hmac_status;
+       enum integrity_status evm_status;
 };
 
 /* rbtree tree calls to lookup, insert, delete