aboutsummaryrefslogtreecommitdiffstats
path: root/src/engine/openssl/eng_ossl.h
blob: 7f345f0ff8c6b010685c684bca42daf8eeecae9f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
/*************************************************
* OpenSSL Engine Header File                     *
* (C) 1999-2007 Jack Lloyd                       *
*************************************************/

#ifndef BOTAN_ENGINE_OPENSSL_H__
#define BOTAN_ENGINE_OPENSSL_H__

#include <botan/engine.h>

namespace Botan {

/*************************************************
* OpenSSL Engine                                 *
*************************************************/
class BOTAN_DLL OpenSSL_Engine : public Engine
   {
   public:
      /**
      * Return the provider name ("openssl")
      */
      std::string provider_name() const { return "openssl"; }

#if defined(BOTAN_HAS_IF_PUBLIC_KEY_FAMILY)
      IF_Operation* if_op(const BigInt&, const BigInt&, const BigInt&,
                          const BigInt&, const BigInt&, const BigInt&,
                          const BigInt&, const BigInt&) const;
#endif

#if defined(BOTAN_HAS_DSA)
      DSA_Operation* dsa_op(const DL_Group&, const BigInt&,
                            const BigInt&) const;
#endif

#if defined(BOTAN_HAS_NYBERG_RUEPPEL)
      NR_Operation* nr_op(const DL_Group&, const BigInt&, const BigInt&) const;
#endif

#if defined(BOTAN_HAS_ELGAMAL)
      ELG_Operation* elg_op(const DL_Group&, const BigInt&,
                            const BigInt&) const;
#endif

#if defined(BOTAN_HAS_DIFFIE_HELLMAN)
      DH_Operation* dh_op(const DL_Group&, const BigInt&) const;
#endif

      Modular_Exponentiator* mod_exp(const BigInt&,
                                     Power_Mod::Usage_Hints) const;
   private:
      BlockCipher* find_block_cipher(const SCAN_Name&,
                                     Algorithm_Factory&) const;

      StreamCipher* find_stream_cipher(const SCAN_Name&,
                                       Algorithm_Factory&) const;

      HashFunction* find_hash(const SCAN_Name&, Algorithm_Factory&) const;
   };

}

#endif