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mymonero-core-cpp/src/monero_fee_utils.hpp

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//
// monero_fee_utils.hpp
// Copyright (c) 2014-2019, MyMonero.com
//
// 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.
//
//
#ifndef monero_fee_utils_hpp
#define monero_fee_utils_hpp
//
#include <boost/optional.hpp>
//
#include "string_tools.h"
//
#include "crypto.h"
#include "cryptonote_basic.h"
#include "cryptonote_format_utils.h"
//
#include "monero_fork_rules.hpp"
//
namespace monero_fee_utils
{
using namespace std;
using namespace boost;
using namespace cryptonote;
using namespace monero_fork_rules;
using namespace crypto;
//
uint32_t default_priority();
//
uint64_t get_upper_transaction_weight_limit(uint64_t upper_transaction_weight_limit__or_0_for_default, use_fork_rules_fn_type use_fork_rules_fn);
uint64_t get_fee_multiplier(uint32_t priority, uint32_t default_priority, int fee_algorithm, use_fork_rules_fn_type use_fork_rules_fn);
int get_fee_algorithm(use_fork_rules_fn_type use_fork_rules_fn);
uint64_t get_base_fee(uint64_t fee_per_b);
//
uint64_t estimate_fee(bool use_per_byte_fee, bool use_rct, int n_inputs, int mixin, int n_outputs, size_t extra_size, bool bulletproof, uint64_t base_fee, uint64_t fee_multiplier, uint64_t fee_quantization_mask);
//
uint64_t calculate_fee_from_weight(uint64_t base_fee, uint64_t weight, uint64_t fee_multiplier, uint64_t fee_quantization_mask);
uint64_t calculate_fee(bool use_per_byte_fee, const cryptonote::transaction &tx, size_t blob_size, uint64_t base_fee, uint64_t fee_multiplier, uint64_t fee_quantization_mask);
//
/*Added*/ uint64_t calculate_fee_from_size(uint64_t fee_per_b, size_t bytes, uint64_t fee_multiplier);
//
size_t estimate_rct_tx_size(int n_inputs, int mixin, int n_outputs, size_t extra_size, bool bulletproof);
uint64_t estimate_tx_weight(bool use_rct, int n_inputs, int mixin, int n_outputs, size_t extra_size, bool bulletproof);
size_t estimate_tx_size(bool use_rct, int n_inputs, int mixin, int n_outputs, size_t extra_size, bool bulletproof);
uint64_t estimated_tx_network_fee( // convenience function for size + calc
uint64_t fee_per_b,
uint32_t priority, // when priority=0, falls back to monero_fee_utils::default_priority()
use_fork_rules_fn_type use_fork_rules_fn // this is extracted to a function so that implementations can optionally query the daemon (although this presently implies that such a call remains blocking)
);
}
#endif /* monero_fee_utils_hpp */