| Index: crypto/capi_util.cc
|
| ===================================================================
|
| --- crypto/capi_util.cc (revision 0)
|
| +++ crypto/capi_util.cc (revision 0)
|
| @@ -0,0 +1,49 @@
|
| +// 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/capi_util.h"
|
| +
|
| +#include "base/basictypes.h"
|
| +#include "base/memory/singleton.h"
|
| +#include "base/synchronization/lock.h"
|
| +
|
| +namespace {
|
| +
|
| +class CAPIUtilSingleton {
|
| + public:
|
| + static CAPIUtilSingleton* GetInstance() {
|
| + return Singleton<CAPIUtilSingleton>::get();
|
| + }
|
| +
|
| + // Returns a lock to guard calls to CryptAcquireContext with
|
| + // CRYPT_DELETEKEYSET or CRYPT_NEWKEYSET.
|
| + base::Lock& acquire_context_lock() {
|
| + return acquire_context_lock_;
|
| + }
|
| +
|
| + private:
|
| + friend class Singleton<CAPIUtilSingleton>;
|
| + friend struct DefaultSingletonTraits<CAPIUtilSingleton>;
|
| +
|
| + CAPIUtilSingleton() {}
|
| +
|
| + base::Lock acquire_context_lock_;
|
| +
|
| + DISALLOW_COPY_AND_ASSIGN(CAPIUtilSingleton);
|
| +};
|
| +
|
| +} // namespace
|
| +
|
| +namespace crypto {
|
| +
|
| +BOOL CryptAcquireContextLocked(HCRYPTPROV* prov,
|
| + LPCWSTR container,
|
| + LPCWSTR provider,
|
| + DWORD prov_type,
|
| + DWORD flags) {
|
| + base::AutoLock lock(CAPIUtilSingleton::GetInstance()->acquire_context_lock());
|
| + return CryptAcquireContext(prov, container, provider, prov_type, flags);
|
| +}
|
| +
|
| +} // namespace crypto
|
|
|
| Property changes on: crypto\capi_util.cc
|
| ___________________________________________________________________
|
| Added: svn:eol-style
|
| + LF
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|
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|