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Side by Side Diff: base/crypto/capi_util.h

Issue 6747014: Base: Last set of files to use BASE_API (for base.dll) (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: Created 9 years, 9 months ago
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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef BASE_CRYPTO_CAPI_UTIL_H_ 5 #ifndef BASE_CRYPTO_CAPI_UTIL_H_
6 #define BASE_CRYPTO_CAPI_UTIL_H_ 6 #define BASE_CRYPTO_CAPI_UTIL_H_
7 #pragma once 7 #pragma once
8 8
9 #include <windows.h> 9 #include <windows.h>
10 #include <wincrypt.h> 10 #include <wincrypt.h>
11 11
12 #include "base/base_api.h"
13
12 namespace base { 14 namespace base {
13 15
14 // CryptAcquireContext when passed CRYPT_NEWKEYSET or CRYPT_DELETEKEYSET in 16 // CryptAcquireContext when passed CRYPT_NEWKEYSET or CRYPT_DELETEKEYSET in
15 // flags is not thread-safe. For such calls, we create a global lock to 17 // flags is not thread-safe. For such calls, we create a global lock to
16 // synchronize it. 18 // synchronize it.
17 // 19 //
18 // From "Threading Issues with Cryptographic Service Providers", 20 // From "Threading Issues with Cryptographic Service Providers",
19 // <http://msdn.microsoft.com/en-us/library/aa388149(v=VS.85).aspx>: 21 // <http://msdn.microsoft.com/en-us/library/aa388149(v=VS.85).aspx>:
20 // 22 //
21 // "The CryptAcquireContext function is generally thread safe unless 23 // "The CryptAcquireContext function is generally thread safe unless
22 // CRYPT_NEWKEYSET or CRYPT_DELETEKEYSET is specified in the dwFlags 24 // CRYPT_NEWKEYSET or CRYPT_DELETEKEYSET is specified in the dwFlags
23 // parameter." 25 // parameter."
24 BOOL CryptAcquireContextLocked(HCRYPTPROV* prov, 26 BASE_API BOOL CryptAcquireContextLocked(HCRYPTPROV* prov,
25 LPCWSTR container, 27 LPCWSTR container,
26 LPCWSTR provider, 28 LPCWSTR provider,
27 DWORD prov_type, 29 DWORD prov_type,
28 DWORD flags); 30 DWORD flags);
29 31
30 } // namespace base 32 } // namespace base
31 33
32 #endif // BASE_CRYPTO_CAPI_UTIL_H_ 34 #endif // BASE_CRYPTO_CAPI_UTIL_H_
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