Botan  2.6.0
Crypto and TLS for C++11
openssl.h
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1 /*
2 * Utils for calling OpenSSL
3 * (C) 2015,2016 Jack Lloyd
4 *
5 * Botan is released under the Simplified BSD License (see license.txt)
6 */
7 
8 #ifndef BOTAN_INTERNAL_OPENSSL_H_
9 #define BOTAN_INTERNAL_OPENSSL_H_
10 
11 #include <botan/pk_ops_fwd.h>
12 #include <botan/secmem.h>
13 #include <botan/exceptn.h>
14 #include <memory>
15 #include <string>
16 
17 #include <openssl/err.h>
18 #include <openssl/evp.h>
19 
20 #if defined(BOTAN_HAS_RC4)
21 #include <openssl/rc4.h>
22 #endif
23 
24 namespace Botan {
25 
26 class BlockCipher;
27 class Cipher_Mode;
28 class StreamCipher;
29 class HashFunction;
30 class RandomNumberGenerator;
31 enum Cipher_Dir : int;
32 
33 class BOTAN_PUBLIC_API(2,0) OpenSSL_Error final : public Exception
34  {
35  public:
36  OpenSSL_Error(const std::string& what) :
37  Exception(what + " failed: " + ERR_error_string(ERR_get_error(), nullptr)) {}
38  };
39 
40 /* Block Ciphers */
41 
42 std::unique_ptr<BlockCipher>
43 make_openssl_block_cipher(const std::string& name);
44 
45 /* Cipher Modes */
46 
47 Cipher_Mode*
48 make_openssl_cipher_mode(const std::string& name, Cipher_Dir direction);
49 
50 /* Hash */
51 
52 std::unique_ptr<HashFunction>
53 make_openssl_hash(const std::string& name);
54 
55 /* RSA */
56 
57 #if defined(BOTAN_HAS_RSA)
58 
59 class RSA_PublicKey;
60 class RSA_PrivateKey;
61 
62 std::unique_ptr<PK_Ops::Encryption>
63 make_openssl_rsa_enc_op(const RSA_PublicKey& key, const std::string& params);
64 std::unique_ptr<PK_Ops::Decryption>
65 make_openssl_rsa_dec_op(const RSA_PrivateKey& key, const std::string& params);
66 
67 std::unique_ptr<PK_Ops::Verification>
68 make_openssl_rsa_ver_op(const RSA_PublicKey& key, const std::string& params);
69 std::unique_ptr<PK_Ops::Signature>
70 make_openssl_rsa_sig_op(const RSA_PrivateKey& key, const std::string& params);
71 std::unique_ptr<RSA_PrivateKey>
72 make_openssl_rsa_private_key(RandomNumberGenerator& rng, size_t rsa_bits);
73 
74 #endif
75 
76 /* ECDSA */
77 
78 #if defined(BOTAN_HAS_ECDSA)
79 
80 class ECDSA_PublicKey;
81 class ECDSA_PrivateKey;
82 
83 std::unique_ptr<PK_Ops::Verification>
84 make_openssl_ecdsa_ver_op(const ECDSA_PublicKey& key, const std::string& params);
85 std::unique_ptr<PK_Ops::Signature>
86 make_openssl_ecdsa_sig_op(const ECDSA_PrivateKey& key, const std::string& params);
87 
88 #endif
89 
90 /* ECDH */
91 
92 #if defined(BOTAN_HAS_ECDH)
93 
94 class ECDH_PrivateKey;
95 
96 std::unique_ptr<PK_Ops::Key_Agreement>
97 make_openssl_ecdh_ka_op(const ECDH_PrivateKey& key, const std::string& params);
98 
99 #endif
100 
101 #if defined(BOTAN_HAS_RC4)
102 
103 std::unique_ptr<StreamCipher>
104 make_openssl_rc4(size_t skip);
105 
106 #endif
107 
108 }
109 
110 #endif
#define BOTAN_PUBLIC_API(maj, min)
Definition: compiler.h:27
Cipher_Mode * make_openssl_cipher_mode(const std::string &name, Cipher_Dir direction)
OpenSSL_Error(const std::string &what)
Definition: openssl.h:36
std::unique_ptr< HashFunction > make_openssl_hash(const std::string &name)
Definition: alg_id.cpp:13
Cipher_Dir
Definition: cipher_mode.h:24
std::unique_ptr< BlockCipher > make_openssl_block_cipher(const std::string &name)