Security-57336.1.9.tar.gz

[apple/security.git] / OSX / sec / securityd / iCloudTrace.c

diff --git a/OSX/sec/securityd/iCloudTrace.c b/OSX/sec/securityd/iCloudTrace.c
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+/*
+ * Copyright (c) 2013-2014 Apple Inc. All Rights Reserved.
+ *
+ * @APPLE_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. 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_LICENSE_HEADER_END@
+ */
+
+
+#include "iCloudTrace.h"
+#include <Security/SecureObjectSync/SOSCloudCircle.h>
+#include <Security/SecureObjectSync/SOSViews.h>
+#include <Security/SecItem.h>
+#include <utilities/iCloudKeychainTrace.h>
+#include <securityd/SecItemServer.h>
+#include <sys/stat.h>
+#include <string.h>
+#if (TARGET_OS_MAC && !(TARGET_OS_EMBEDDED || TARGET_OS_IPHONE))
+#include <pwd.h>
+#endif
+#include <utilities/SecCFWrappers.h>
+
+
+/* --------------------------------------------------------------------------
+       Function:               Bucket
+       
+       Description:    In order to preserve annominity of a user, take an
+                                       absolute value and return back the most significant 
+                                       value in base 10 
+   -------------------------------------------------------------------------- */
+static int64_t Bucket(int64_t value)
+{
+    if (value < 10)
+    {
+       return value;
+    }
+
+    if (value < 100)
+    {
+        return (value / 10) * 10;
+    }
+
+    if (value < 1000)
+    {
+        return (value / 100) * 100;
+    }
+
+    if (value < 10000)
+    {
+        return (value / 1000) * 1000;
+    }
+
+    if (value < 100000)
+    {
+        return (value / 10000) * 10000;
+    }
+
+    if (value < 1000000)
+    {
+        return (value / 100000) * 10000;
+    }
+
+    return value;
+}
+
+/* --------------------------------------------------------------------------
+       Function:               DoLogging
+       
+       Description:    If it has been determined that logging should be done
+                                       this function will perform the logging
+   -------------------------------------------------------------------------- */
+void CloudKeychainTrace(CFIndex num_peers, size_t num_items)
+{
+       void *token = BeginCloudKeychainLoggingTransaction();
+    AddKeyValuePairToKeychainLoggingTransaction(token, kNumberOfiCloudKeychainPeers, (int64_t)num_peers);
+    AddKeyValuePairToKeychainLoggingTransaction(token, kNumberOfiCloudKeychainItemsBeingSynced, Bucket((int64_t)num_items));
+       CloseCloudKeychainLoggingTransaction(token);
+}