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// Copyright (c) 2014-2023, 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
#define TX_EXTRA_PADDING_MAX_COUNT 255
#define TX_EXTRA_NONCE_MAX_COUNT 255
#define TX_EXTRA_TAG_PADDING 0x00
#define TX_EXTRA_TAG_PUBKEY 0x01
#define TX_EXTRA_NONCE 0x02
#define TX_EXTRA_MERGE_MINING_TAG 0x03
#define TX_EXTRA_TAG_ADDITIONAL_PUBKEYS 0x04
#define TX_EXTRA_MYSTERIOUS_MINERGATE_TAG 0xDE
#define TX_EXTRA_NONCE_PAYMENT_ID 0x00
#define TX_EXTRA_NONCE_ENCRYPTED_PAYMENT_ID 0x01
namespace cryptonote
{
struct tx_extra_padding
{
size_t size;
// load
template <template <bool> class Archive>
bool member_do_serialize(Archive<false>& ar)
{
// size - 1 - because of variant tag
for (size = 1; size <= TX_EXTRA_PADDING_MAX_COUNT; ++size)
{
if (ar.eof())
break;
uint8_t zero;
if (!::do_serialize(ar, zero))
return false;
if (0 != zero)
return false;
}
return size <= TX_EXTRA_PADDING_MAX_COUNT;
}
// store
template <template <bool> class Archive>
bool member_do_serialize(Archive<true>& ar)
{
if(TX_EXTRA_PADDING_MAX_COUNT < size)
return false;
// i = 1 - because of variant tag
for (size_t i = 1; i < size; ++i)
{
uint8_t zero = 0;
if (!::do_serialize(ar, zero))
return false;
}
return true;
}
};
struct tx_extra_pub_key
{
crypto::public_key pub_key;
BEGIN_SERIALIZE()
FIELD(pub_key)
END_SERIALIZE()
};
struct tx_extra_nonce
{
std::string nonce;
BEGIN_SERIALIZE()
FIELD(nonce)
if(TX_EXTRA_NONCE_MAX_COUNT < nonce.size()) return false;
END_SERIALIZE()
};
struct tx_extra_merge_mining_tag
{
struct serialize_helper
{
tx_extra_merge_mining_tag& mm_tag;
serialize_helper(tx_extra_merge_mining_tag& mm_tag_) : mm_tag(mm_tag_)
{
}
BEGIN_SERIALIZE()
VARINT_FIELD_N("depth", mm_tag.depth)
FIELD_N("merkle_root", mm_tag.merkle_root)
END_SERIALIZE()
};
size_t depth;
crypto::hash merkle_root;
// load
template <template <bool> class Archive>
bool member_do_serialize(Archive<false>& ar)
{
std::string field;
if(!::do_serialize(ar, field))
return false;
binary_archive<false> iar{epee::strspan<std::uint8_t>(field)};
serialize_helper helper(*this);
return ::serialization::serialize(iar, helper);
}
// store
template <template <bool> class Archive>
bool member_do_serialize(Archive<true>& ar)
{
std::ostringstream oss;
binary_archive<true> oar(oss);
serialize_helper helper(*this);
if(!::do_serialize(oar, helper))
return false;
std::string field = oss.str();
return ::serialization::serialize(ar, field);
}
};
// per-output additional tx pubkey for multi-destination transfers involving at least one subaddress
struct tx_extra_additional_pub_keys
{
std::vector<crypto::public_key> data;
BEGIN_SERIALIZE()
FIELD(data)
END_SERIALIZE()
};
struct tx_extra_mysterious_minergate
{
std::string data;
BEGIN_SERIALIZE()
FIELD(data)
END_SERIALIZE()
};
// tx_extra_field format, except tx_extra_padding and tx_extra_pub_key:
// varint tag;
// varint size;
// varint data[];
typedef boost::variant<tx_extra_padding, tx_extra_pub_key, tx_extra_nonce, tx_extra_merge_mining_tag, tx_extra_additional_pub_keys, tx_extra_mysterious_minergate> tx_extra_field;
}
VARIANT_TAG(binary_archive, cryptonote::tx_extra_padding, TX_EXTRA_TAG_PADDING);
VARIANT_TAG(binary_archive, cryptonote::tx_extra_pub_key, TX_EXTRA_TAG_PUBKEY);
VARIANT_TAG(binary_archive, cryptonote::tx_extra_nonce, TX_EXTRA_NONCE);
VARIANT_TAG(binary_archive, cryptonote::tx_extra_merge_mining_tag, TX_EXTRA_MERGE_MINING_TAG);
VARIANT_TAG(binary_archive, cryptonote::tx_extra_additional_pub_keys, TX_EXTRA_TAG_ADDITIONAL_PUBKEYS);
VARIANT_TAG(binary_archive, cryptonote::tx_extra_mysterious_minergate, TX_EXTRA_MYSTERIOUS_MINERGATE_TAG);
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