Electroneum
equality.h
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29 // Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
30 
31 #pragma once
32 
33 #include <string.h>
35 
36 struct memcmp32
37 {
38  static const size_t loop_count = 1000000000;
39  static int call(const unsigned char *k0, const unsigned char *k1){ return memcmp(k0, k1, 32); }
40 };
41 
42 struct verify32
43 {
44  static const size_t loop_count = 10000000;
45  static int call(const unsigned char *k0, const unsigned char *k1){ return crypto_verify_32(k0, k1); }
46 };
47 
48 template<typename f, bool equal>
50 {
51 public:
52  static const size_t loop_count = f::loop_count;
53 
54  bool init()
55  {
56  for (int n = 0; n < 32; ++n)
57  k0[n] = n;
58  for (int n = 0; n < 32; ++n)
59  k1[n] = equal ? n : n + 1;
60  return true;
61  }
62 
63  bool test()
64  {
65  return equal == !f::call(k0, k1);
66  }
67 
68 private:
69  unsigned char k0[32];
70  unsigned char k1[32];
71 };
72 
int crypto_verify_32(const unsigned char *, const unsigned char *)
static int call(const unsigned char *k0, const unsigned char *k1)
Definition: equality.h:39
static const size_t loop_count
Definition: equality.h:38
static const size_t loop_count
Definition: equality.h:44
bool init()
Definition: equality.h:54
static int call(const unsigned char *k0, const unsigned char *k1)
Definition: equality.h:45
bool test()
Definition: equality.h:63
static const size_t loop_count
Definition: equality.h:52