xnu-4570.1.46.tar.gz

[apple/xnu.git] / osfmk / corecrypto / cc / src / cc_clear.c

diff --git a/osfmk/corecrypto/cc/src/cc_clear.c b/osfmk/corecrypto/cc/src/cc_clear.c
index a163e900de070a356308cfa16298e513846208d8..5fff15bba8bd9368699829cdd73c78e6ae402bf9 100644 (file)
--- a/osfmk/corecrypto/cc/src/cc_clear.c
+++ b/osfmk/corecrypto/cc/src/cc_clear.c
@@ -6,15 +6,41 @@
  *
  *  Copyright (c) 2014,2015 Apple Inc. All rights reserved.
  *
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 
 #include <corecrypto/cc.h>
+#include "corecrypto/fipspost_trace.h"
 
 //rdar://problem/26986552
 
 #if ( CC_HAS_MEMSET_S == 1 ) && (defined( __STDC_WANT_LIB_EXT1__ ) && ( __STDC_WANT_LIB_EXT1__ == 1 ) )
 void cc_clear(size_t len, void *dst)
 {
+    FIPSPOST_TRACE_EVENT;
     memset_s(dst,len,0,len);
 }
 #elif defined(_WIN32) && !defined(__clang__) //Clang with Microsoft CodeGen, doesn't support SecureZeroMemory
@@ -26,6 +52,7 @@ static void cc_clear(size_t len, void *dst)
 #else
 void cc_clear(size_t len, void *dst)
 {
+    FIPSPOST_TRACE_EVENT;
     volatile char *vptr = (volatile char *)dst;
     while (len--)
         *vptr++ = '\0';