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// 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
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