diff options
Diffstat (limited to 'src/cryptonote_core/difficulty.h')
-rw-r--r-- | src/cryptonote_core/difficulty.h | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/src/cryptonote_core/difficulty.h b/src/cryptonote_core/difficulty.h deleted file mode 100644 index 910f97035..000000000 --- a/src/cryptonote_core/difficulty.h +++ /dev/null @@ -1,56 +0,0 @@ -// Copyright (c) 2014-2016, 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 - -#pragma once - -#include <cstdint> -#include <vector> - -#include "crypto/hash.h" - -namespace cryptonote -{ - typedef std::uint64_t difficulty_type; - - /** - * @brief checks if a hash fits the given difficulty - * - * The hash passes if (hash * difficulty) < 2^192. - * Phrased differently, if (hash * difficulty) fits without overflow into - * the least significant 192 bits of the 256 bit multiplication result. - * - * @param hash the hash to check - * @param difficulty the difficulty to check against - * - * @return true if valid, else false - */ - bool check_hash(const crypto::hash &hash, difficulty_type difficulty); - difficulty_type next_difficulty(std::vector<std::uint64_t> timestamps, std::vector<difficulty_type> cumulative_difficulties, size_t target_seconds); -} |