Bitcoin Core  0.19.99
P2P Digital Currency
poly1305.cpp
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1 // Copyright (c) 2019 The Bitcoin Core developers
2 // Distributed under the MIT software license, see the accompanying
3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
4 
5 
6 #include <bench/bench.h>
7 #include <crypto/poly1305.h>
8 
9 /* Number of bytes to process per iteration */
10 static constexpr uint64_t BUFFER_SIZE_TINY = 64;
11 static constexpr uint64_t BUFFER_SIZE_SMALL = 256;
12 static constexpr uint64_t BUFFER_SIZE_LARGE = 1024*1024;
13 
14 static void POLY1305(benchmark::State& state, size_t buffersize)
15 {
16  std::vector<unsigned char> tag(POLY1305_TAGLEN, 0);
17  std::vector<unsigned char> key(POLY1305_KEYLEN, 0);
18  std::vector<unsigned char> in(buffersize, 0);
19  while (state.KeepRunning())
20  poly1305_auth(tag.data(), in.data(), in.size(), key.data());
21 }
22 
24 {
25  POLY1305(state, BUFFER_SIZE_TINY);
26 }
27 
29 {
31 }
32 
33 static void POLY1305_1MB(benchmark::State& state)
34 {
36 }
37 
#define POLY1305_TAGLEN
Definition: poly1305.h:12
static constexpr uint64_t BUFFER_SIZE_SMALL
Definition: poly1305.cpp:11
bool KeepRunning()
Definition: bench.h:72
static void POLY1305(benchmark::State &state, size_t buffersize)
Definition: poly1305.cpp:14
static constexpr uint64_t BUFFER_SIZE_LARGE
Definition: poly1305.cpp:12
void poly1305_auth(unsigned char out[POLY1305_TAGLEN], const unsigned char *m, size_t inlen, const unsigned char key[POLY1305_KEYLEN])
Definition: poly1305.cpp:15
static constexpr uint64_t BUFFER_SIZE_TINY
Definition: poly1305.cpp:10
static void POLY1305_64BYTES(benchmark::State &state)
Definition: poly1305.cpp:23
static void POLY1305_256BYTES(benchmark::State &state)
Definition: poly1305.cpp:28
BENCHMARK(POLY1305_64BYTES, 500000)
static void POLY1305_1MB(benchmark::State &state)
Definition: poly1305.cpp:33
#define POLY1305_KEYLEN
Definition: poly1305.h:11