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1 // Copyright (c) 2011 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 CRYPTO_CSSM_INIT_H_ | 5 #ifndef CRYPTO_CSSM_INIT_H_ |
6 #define CRYPTO_CSSM_INIT_H_ | 6 #define CRYPTO_CSSM_INIT_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <Security/cssm.h> | 9 #include <Security/cssm.h> |
10 | 10 |
11 #include "base/basictypes.h" | 11 #include "base/basictypes.h" |
12 #include "crypto/crypto_api.h" | 12 #include "crypto/crypto_export.h" |
13 | 13 |
14 namespace crypto { | 14 namespace crypto { |
15 | 15 |
16 // Initialize CSSM if it isn't already initialized. This must be called before | 16 // Initialize CSSM if it isn't already initialized. This must be called before |
17 // any other CSSM functions. This function is thread-safe, and CSSM will only | 17 // any other CSSM functions. This function is thread-safe, and CSSM will only |
18 // ever be initialized once. CSSM will be properly shut down on program exit. | 18 // ever be initialized once. CSSM will be properly shut down on program exit. |
19 CRYPTO_API void EnsureCSSMInit(); | 19 CRYPTO_EXPORT void EnsureCSSMInit(); |
20 | 20 |
21 // Returns the shared CSP handle used by CSSM functions. | 21 // Returns the shared CSP handle used by CSSM functions. |
22 CSSM_CSP_HANDLE GetSharedCSPHandle(); | 22 CSSM_CSP_HANDLE GetSharedCSPHandle(); |
23 | 23 |
24 // Returns the shared CL handle used by CSSM functions. | 24 // Returns the shared CL handle used by CSSM functions. |
25 CRYPTO_API CSSM_CL_HANDLE GetSharedCLHandle(); | 25 CRYPTO_EXPORT CSSM_CL_HANDLE GetSharedCLHandle(); |
26 | 26 |
27 // Returns the shared TP handle used by CSSM functions. | 27 // Returns the shared TP handle used by CSSM functions. |
28 CRYPTO_API CSSM_TP_HANDLE GetSharedTPHandle(); | 28 CRYPTO_EXPORT CSSM_TP_HANDLE GetSharedTPHandle(); |
29 | 29 |
30 // Set of pointers to memory function wrappers that are required for CSSM | 30 // Set of pointers to memory function wrappers that are required for CSSM |
31 extern const CSSM_API_MEMORY_FUNCS kCssmMemoryFunctions; | 31 extern const CSSM_API_MEMORY_FUNCS kCssmMemoryFunctions; |
32 | 32 |
33 // Utility function to log an error message including the error name. | 33 // Utility function to log an error message including the error name. |
34 CRYPTO_API void LogCSSMError(const char *function_name, CSSM_RETURN err); | 34 CRYPTO_EXPORT void LogCSSMError(const char *function_name, CSSM_RETURN err); |
35 | 35 |
36 // Utility functions to allocate and release CSSM memory. | 36 // Utility functions to allocate and release CSSM memory. |
37 void* CSSMMalloc(CSSM_SIZE size); | 37 void* CSSMMalloc(CSSM_SIZE size); |
38 CRYPTO_API void CSSMFree(void* ptr); | 38 CRYPTO_EXPORT void CSSMFree(void* ptr); |
39 | 39 |
40 // Wrapper class for CSSM_DATA type. This should only be used when using the | 40 // Wrapper class for CSSM_DATA type. This should only be used when using the |
41 // CL/TP/CSP handles from above, since that's the only time we're guaranteed (or | 41 // CL/TP/CSP handles from above, since that's the only time we're guaranteed (or |
42 // supposed to be guaranteed) that our memory management functions will be used. | 42 // supposed to be guaranteed) that our memory management functions will be used. |
43 // Apple's Sec* APIs manage their own memory so it shouldn't be used for those. | 43 // Apple's Sec* APIs manage their own memory so it shouldn't be used for those. |
44 // The constructor initializes data_ to zero and the destructor releases the | 44 // The constructor initializes data_ to zero and the destructor releases the |
45 // data properly. | 45 // data properly. |
46 class ScopedCSSMData { | 46 class ScopedCSSMData { |
47 public: | 47 public: |
48 ScopedCSSMData(); | 48 ScopedCSSMData(); |
49 ~ScopedCSSMData(); | 49 ~ScopedCSSMData(); |
50 operator CSSM_DATA*() { return &data_; } | 50 operator CSSM_DATA*() { return &data_; } |
51 CSSM_DATA* operator ->() { return &data_; } | 51 CSSM_DATA* operator ->() { return &data_; } |
52 | 52 |
53 private: | 53 private: |
54 CSSM_DATA data_; | 54 CSSM_DATA data_; |
55 | 55 |
56 DISALLOW_COPY_AND_ASSIGN(ScopedCSSMData); | 56 DISALLOW_COPY_AND_ASSIGN(ScopedCSSMData); |
57 }; | 57 }; |
58 | 58 |
59 } // namespace crypto | 59 } // namespace crypto |
60 | 60 |
61 #endif // CRYPTO_CSSM_INIT_H_ | 61 #endif // CRYPTO_CSSM_INIT_H_ |
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