aboutsummaryrefslogtreecommitdiffstats
path: root/src/tests/test_elg.cpp
blob: ffa58f74f4f9c6d7536636d5e199950b89858d50 (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
63
/*
* (C) 2014,2015 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include "tests.h"

#if defined(BOTAN_HAS_ELGAMAL)
   #include <botan/elgamal.h>
   #include "test_pubkey.h"
#endif

namespace Botan_Tests {

namespace {

#if defined(BOTAN_HAS_ELGAMAL)

class ElGamal_KAT_Tests final : public PK_Encryption_Decryption_Test
   {
   public:
      ElGamal_KAT_Tests()
         : PK_Encryption_Decryption_Test(
              "ElGamal",
              "pubkey/elgamal.vec",
              "P,G,X,Msg,Nonce,Ciphertext",
              "Padding") {}

      std::unique_ptr<Botan::Private_Key> load_private_key(const VarMap& vars) override
         {
         const Botan::BigInt p = get_req_bn(vars, "P");
         const Botan::BigInt g = get_req_bn(vars, "G");
         const Botan::BigInt x = get_req_bn(vars, "X");

         const Botan::DL_Group grp(p, g);

         std::unique_ptr<Botan::Private_Key> key(new Botan::ElGamal_PrivateKey(Test::rng(), grp, x));
         return key;
         }
   };

class ElGamal_Keygen_Tests final : public PK_Key_Generation_Test
   {
   public:
      std::vector<std::string> keygen_params() const override
         {
         return { "modp/ietf/1024", "modp/ietf/2048" };
         }
      std::string algo_name() const override
         {
         return "ElGamal";
         }
   };

BOTAN_REGISTER_TEST("elgamal_encrypt", ElGamal_KAT_Tests);
BOTAN_REGISTER_TEST("elgamal_keygen", ElGamal_Keygen_Tests);

#endif

}

}