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Unified Diff: crypto/mac_security_services_lock.cc

Issue 6805019: Move crypto files out of base, to a top level directory. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: Fixes comments by eroman Created 9 years, 8 months ago
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Index: crypto/mac_security_services_lock.cc
===================================================================
--- crypto/mac_security_services_lock.cc (revision 0)
+++ crypto/mac_security_services_lock.cc (revision 0)
@@ -0,0 +1,42 @@
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "crypto/mac_security_services_lock.h"
+
+#include "base/memory/singleton.h"
+#include "base/synchronization/lock.h"
+
+namespace {
+
+// This singleton pertains to Apple's wrappers over their own CSSM handles,
+// as opposed to our own CSSM_CSP_HANDLE in cssm_init.cc.
+class SecurityServicesSingleton {
+ public:
+ static SecurityServicesSingleton* GetInstance() {
+ return Singleton<SecurityServicesSingleton,
+ LeakySingletonTraits<SecurityServicesSingleton> >::get();
+ }
+
+ base::Lock& lock() { return lock_; }
+
+ private:
+ friend struct DefaultSingletonTraits<SecurityServicesSingleton>;
+
+ SecurityServicesSingleton() {}
+ ~SecurityServicesSingleton() {}
+
+ base::Lock lock_;
+
+ DISALLOW_COPY_AND_ASSIGN(SecurityServicesSingleton);
+};
+
+} // namespace
+
+namespace crypto {
+
+base::Lock& GetMacSecurityServicesLock() {
+ return SecurityServicesSingleton::GetInstance()->lock();
+}
+
+} // namespace crypto
Property changes on: crypto\mac_security_services_lock.cc
___________________________________________________________________
Added: svn:eol-style
+ LF
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