monero/src/cryptonote_core/cryptonote_tx_utils.h
moneromooo-monero 611639710d
a few minor (but easy) performance tweaks
Found by codacy.com
2018-11-23 15:36:48 +00:00

137 lines
6.6 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
#pragma once
#include "cryptonote_basic/cryptonote_format_utils.h"
#include <boost/serialization/vector.hpp>
#include <boost/serialization/utility.hpp>
#include "ringct/rctOps.h"
namespace cryptonote
{
//---------------------------------------------------------------
bool construct_miner_tx(size_t height, size_t median_weight, uint64_t already_generated_coins, size_t current_block_weight, uint64_t fee, const account_public_address &miner_address, transaction& tx, const blobdata& extra_nonce = blobdata(), size_t max_outs = 999, uint8_t hard_fork_version = 1);
struct tx_source_entry
{
typedef std::pair<uint64_t, rct::ctkey> output_entry;
std::vector<output_entry> outputs; //index + key + optional ringct commitment
size_t real_output; //index in outputs vector of real output_entry
crypto::public_key real_out_tx_key; //incoming real tx public key
std::vector<crypto::public_key> real_out_additional_tx_keys; //incoming real tx additional public keys
size_t real_output_in_tx_index; //index in transaction outputs vector
uint64_t amount; //money
bool rct; //true if the output is rct
rct::key mask; //ringct amount mask
rct::multisig_kLRki multisig_kLRki; //multisig info
void push_output(uint64_t idx, const crypto::public_key &k, uint64_t amount) { outputs.push_back(std::make_pair(idx, rct::ctkey({rct::pk2rct(k), rct::zeroCommit(amount)}))); }
BEGIN_SERIALIZE_OBJECT()
FIELD(outputs)
FIELD(real_output)
FIELD(real_out_tx_key)
FIELD(real_out_additional_tx_keys)
FIELD(real_output_in_tx_index)
FIELD(amount)
FIELD(rct)
FIELD(mask)
FIELD(multisig_kLRki)
if (real_output >= outputs.size())
return false;
END_SERIALIZE()
};
struct tx_destination_entry
{
uint64_t amount; //money
account_public_address addr; //destination address
bool is_subaddress;
tx_destination_entry() : amount(0), addr(AUTO_VAL_INIT(addr)), is_subaddress(false) { }
tx_destination_entry(uint64_t a, const account_public_address &ad, bool is_subaddress) : amount(a), addr(ad), is_subaddress(is_subaddress) { }
BEGIN_SERIALIZE_OBJECT()
VARINT_FIELD(amount)
FIELD(addr)
FIELD(is_subaddress)
END_SERIALIZE()
};
//---------------------------------------------------------------
crypto::public_key get_destination_view_key_pub(const std::vector<tx_destination_entry> &destinations, const boost::optional<cryptonote::account_public_address>& change_addr);
bool construct_tx(const account_keys& sender_account_keys, std::vector<tx_source_entry> &sources, const std::vector<tx_destination_entry>& destinations, const boost::optional<cryptonote::account_public_address>& change_addr, const std::vector<uint8_t> &extra, transaction& tx, uint64_t unlock_time);
bool construct_tx_with_tx_key(const account_keys& sender_account_keys, const std::unordered_map<crypto::public_key, subaddress_index>& subaddresses, std::vector<tx_source_entry>& sources, std::vector<tx_destination_entry>& destinations, const boost::optional<cryptonote::account_public_address>& change_addr, const std::vector<uint8_t> &extra, transaction& tx, uint64_t unlock_time, const crypto::secret_key &tx_key, const std::vector<crypto::secret_key> &additional_tx_keys, bool rct = false, rct::RangeProofType range_proof_type = rct::RangeProofBorromean, rct::multisig_out *msout = NULL, bool shuffle_outs = true);
bool construct_tx_and_get_tx_key(const account_keys& sender_account_keys, const std::unordered_map<crypto::public_key, subaddress_index>& subaddresses, std::vector<tx_source_entry>& sources, std::vector<tx_destination_entry>& destinations, const boost::optional<cryptonote::account_public_address>& change_addr, const std::vector<uint8_t> &extra, transaction& tx, uint64_t unlock_time, crypto::secret_key &tx_key, std::vector<crypto::secret_key> &additional_tx_keys, bool rct = false, rct::RangeProofType range_proof_type = rct::RangeProofBorromean, rct::multisig_out *msout = NULL);
bool generate_genesis_block(
block& bl
, std::string const & genesis_tx
, uint32_t nonce
);
}
BOOST_CLASS_VERSION(cryptonote::tx_source_entry, 1)
BOOST_CLASS_VERSION(cryptonote::tx_destination_entry, 1)
namespace boost
{
namespace serialization
{
template <class Archive>
inline void serialize(Archive &a, cryptonote::tx_source_entry &x, const boost::serialization::version_type ver)
{
a & x.outputs;
a & x.real_output;
a & x.real_out_tx_key;
a & x.real_output_in_tx_index;
a & x.amount;
a & x.rct;
a & x.mask;
if (ver < 1)
return;
a & x.multisig_kLRki;
a & x.real_out_additional_tx_keys;
}
template <class Archive>
inline void serialize(Archive& a, cryptonote::tx_destination_entry& x, const boost::serialization::version_type ver)
{
a & x.amount;
a & x.addr;
if (ver < 1)
return;
a & x.is_subaddress;
}
}
}