monero/tests/hash/main.cpp
moneromooo-monero 608fd6f14a
Monero Cryptonight variants, and add one for v7
This is the first variant of many, with the intent to improve
Monero's resistance to ASICs and encourage mining decentralization.
2018-03-05 18:18:39 +00:00

130 lines
4.4 KiB
C++

// Copyright (c) 2014-2018, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
#include <cstddef>
#include <fstream>
#include <iomanip>
#include <ios>
#include <string>
#include "warnings.h"
#include "crypto/hash.h"
#include "../io.h"
using namespace std;
using namespace crypto;
typedef crypto::hash chash;
PUSH_WARNINGS
DISABLE_VS_WARNINGS(4297)
extern "C" {
static void hash_tree(const void *data, size_t length, char *hash) {
if ((length & 31) != 0) {
throw ios_base::failure("Invalid input length for tree_hash");
}
tree_hash((const char (*)[32]) data, length >> 5, hash);
}
static void cn_slow_hash_0(const void *data, size_t length, char *hash) {
return cn_slow_hash(data, length, hash, 0);
}
static void cn_slow_hash_1(const void *data, size_t length, char *hash) {
return cn_slow_hash(data, length, hash, 1);
}
}
POP_WARNINGS
extern "C" typedef void hash_f(const void *, size_t, char *);
struct hash_func {
const string name;
hash_f &f;
} hashes[] = {{"fast", cn_fast_hash}, {"slow", cn_slow_hash_0}, {"tree", hash_tree},
{"extra-blake", hash_extra_blake}, {"extra-groestl", hash_extra_groestl},
{"extra-jh", hash_extra_jh}, {"extra-skein", hash_extra_skein},
{"slow-1", cn_slow_hash_1}};
int main(int argc, char *argv[]) {
hash_f *f;
hash_func *hf;
fstream input;
vector<char> data;
chash expected, actual;
size_t test = 0;
bool error = false;
if (argc != 3) {
cerr << "Wrong number of arguments" << endl;
return 1;
}
for (hf = hashes;; hf++) {
if (hf >= &hashes[sizeof(hashes) / sizeof(hash_func)]) {
cerr << "Unknown function" << endl;
return 1;
}
if (argv[1] == hf->name) {
f = &hf->f;
break;
}
}
input.open(argv[2], ios_base::in);
for (;;) {
++test;
input.exceptions(ios_base::badbit);
get(input, expected);
if (input.rdstate() & ios_base::eofbit) {
break;
}
input.exceptions(ios_base::badbit | ios_base::failbit | ios_base::eofbit);
input.clear(input.rdstate());
get(input, data);
f(data.data(), data.size(), (char *) &actual);
if (expected != actual) {
size_t i;
cerr << "Hash mismatch on test " << test << endl << "Input: ";
if (data.size() == 0) {
cerr << "empty";
} else {
for (i = 0; i < data.size(); i++) {
cerr << setbase(16) << setw(2) << setfill('0') << int(static_cast<unsigned char>(data[i]));
}
}
cerr << endl << "Expected hash: ";
for (i = 0; i < 32; i++) {
cerr << setbase(16) << setw(2) << setfill('0') << int(reinterpret_cast<unsigned char *>(&expected)[i]);
}
cerr << endl << "Actual hash: ";
for (i = 0; i < 32; i++) {
cerr << setbase(16) << setw(2) << setfill('0') << int(reinterpret_cast<unsigned char *>(&actual)[i]);
}
cerr << endl;
error = true;
}
}
return error ? 1 : 0;
}