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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CRYPTO_SCOPED_OPENSSL_TYPES_H_ | |
6 #define CRYPTO_SCOPED_OPENSSL_TYPES_H_ | |
7 | |
8 #include <openssl/bn.h> | |
9 #include <openssl/dsa.h> | |
10 #include <openssl/ec.h> | |
11 #include <openssl/ecdsa.h> | |
12 #include <openssl/evp.h> | |
13 #include <openssl/rsa.h> | |
14 | |
15 #include "base/memory/scoped_ptr.h" | |
16 | |
17 namespace crypto { | |
18 | |
19 // Simple helper because scoped_ptr<> does not take function pointers as | |
20 // destructors. If/when Chromium switches to use STL's unique_ptr<>, this | |
21 // helper will be unnecessary, as unique_ptr<> does support function pointers. | |
22 template <typename Type, void (*Destroyer)(Type*)> | |
23 struct OpenSSLDestroyer { | |
24 void operator()(Type* ptr) const { | |
25 if (ptr) | |
eroman
2014/07/07 21:56:20
no need for this test, scoped_ptr<> only calls it
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26 Destroyer(ptr); | |
27 } | |
28 }; | |
29 | |
30 typedef scoped_ptr<BIGNUM, OpenSSLDestroyer<BIGNUM, BN_free> > ScopedBIGNUM; | |
31 typedef scoped_ptr<BIO, OpenSSLDestroyer<BIO, BIO_free_all> > ScopedBIO; | |
32 typedef scoped_ptr<DSA, OpenSSLDestroyer<DSA, DSA_free> > ScopedDSA; | |
33 typedef scoped_ptr<ECDSA_SIG, OpenSSLDestroyer<ECDSA_SIG, ECDSA_SIG_free> > | |
34 ScopedECDSA_SIG; | |
35 typedef scoped_ptr<EC_KEY, OpenSSLDestroyer<EC_KEY, EC_KEY_free> > ScopedEC_KEY; | |
36 typedef scoped_ptr<EVP_MD_CTX, | |
37 OpenSSLDestroyer<EVP_MD_CTX, EVP_MD_CTX_destroy> > | |
38 ScopedEVP_MD_CTX; | |
39 typedef scoped_ptr<EVP_PKEY, OpenSSLDestroyer<EVP_PKEY, EVP_PKEY_free> > | |
40 ScopedEVP_PKEY; | |
41 typedef scoped_ptr<RSA, OpenSSLDestroyer<RSA, RSA_free> > ScopedRSA; | |
wtc
2014/07/02 20:13:13
Nit: The criteria for which typedefs get to be def
Ryan Sleevi
2014/07/02 20:16:29
Similar to ScopedNSS/ScopedCAPI, this only defines
wtc
2014/07/02 20:21:59
Yes. (I see that you already explained this criter
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42 | |
43 } // namespace crypto | |
44 | |
45 #endif // CRYPTO_SCOPED_OPENSSL_TYPES_H_ | |
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