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https://github.com/monero-project/monero.git
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extract some basic code from libcryptonote_core into libcryptonote_basic
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kenshi84
parent
99ee3fd17e
commit
8027ce0c75
104 changed files with 830 additions and 669 deletions
397
src/cryptonote_basic/cryptonote_basic.h
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397
src/cryptonote_basic/cryptonote_basic.h
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// Copyright (c) 2014-2016, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
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#pragma once
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#include <boost/variant.hpp>
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#include <boost/functional/hash/hash.hpp>
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#include <vector>
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#include <cstring> // memcmp
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#include <sstream>
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#include "serialization/serialization.h"
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#include "serialization/variant.h"
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#include "serialization/vector.h"
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#include "serialization/binary_archive.h"
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#include "serialization/json_archive.h"
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#include "serialization/debug_archive.h"
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#include "serialization/crypto.h"
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#include "serialization/keyvalue_serialization.h" // eepe named serialization
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#include "string_tools.h"
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#include "cryptonote_config.h"
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#include "crypto/crypto.h"
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#include "crypto/hash.h"
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#include "misc_language.h"
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#include "tx_extra.h"
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#include "ringct/rctTypes.h"
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namespace cryptonote
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{
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const static crypto::hash null_hash = AUTO_VAL_INIT(null_hash);
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const static crypto::hash8 null_hash8 = AUTO_VAL_INIT(null_hash8);
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const static crypto::public_key null_pkey = AUTO_VAL_INIT(null_pkey);
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typedef std::vector<crypto::signature> ring_signature;
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/* outputs */
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struct txout_to_script
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{
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std::vector<crypto::public_key> keys;
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std::vector<uint8_t> script;
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BEGIN_SERIALIZE_OBJECT()
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FIELD(keys)
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FIELD(script)
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END_SERIALIZE()
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};
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struct txout_to_scripthash
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{
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crypto::hash hash;
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};
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struct txout_to_key
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{
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txout_to_key() { }
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txout_to_key(const crypto::public_key &_key) : key(_key) { }
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crypto::public_key key;
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};
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/* inputs */
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struct txin_gen
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{
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size_t height;
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BEGIN_SERIALIZE_OBJECT()
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VARINT_FIELD(height)
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END_SERIALIZE()
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};
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struct txin_to_script
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{
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crypto::hash prev;
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size_t prevout;
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std::vector<uint8_t> sigset;
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BEGIN_SERIALIZE_OBJECT()
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FIELD(prev)
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VARINT_FIELD(prevout)
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FIELD(sigset)
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END_SERIALIZE()
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};
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struct txin_to_scripthash
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{
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crypto::hash prev;
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size_t prevout;
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txout_to_script script;
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std::vector<uint8_t> sigset;
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BEGIN_SERIALIZE_OBJECT()
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FIELD(prev)
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VARINT_FIELD(prevout)
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FIELD(script)
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FIELD(sigset)
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END_SERIALIZE()
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};
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struct txin_to_key
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{
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uint64_t amount;
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std::vector<uint64_t> key_offsets;
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crypto::key_image k_image; // double spending protection
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BEGIN_SERIALIZE_OBJECT()
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VARINT_FIELD(amount)
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FIELD(key_offsets)
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FIELD(k_image)
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END_SERIALIZE()
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};
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typedef boost::variant<txin_gen, txin_to_script, txin_to_scripthash, txin_to_key> txin_v;
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typedef boost::variant<txout_to_script, txout_to_scripthash, txout_to_key> txout_target_v;
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//typedef std::pair<uint64_t, txout> out_t;
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struct tx_out
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{
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uint64_t amount;
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txout_target_v target;
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BEGIN_SERIALIZE_OBJECT()
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VARINT_FIELD(amount)
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FIELD(target)
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END_SERIALIZE()
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};
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class transaction_prefix
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{
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public:
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// tx information
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size_t version;
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uint64_t unlock_time; //number of block (or time), used as a limitation like: spend this tx not early then block/time
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std::vector<txin_v> vin;
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std::vector<tx_out> vout;
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//extra
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std::vector<uint8_t> extra;
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BEGIN_SERIALIZE()
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VARINT_FIELD(version)
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if(version == 0 || CURRENT_TRANSACTION_VERSION < version) return false;
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VARINT_FIELD(unlock_time)
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FIELD(vin)
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FIELD(vout)
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FIELD(extra)
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END_SERIALIZE()
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public:
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transaction_prefix(){}
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};
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class transaction: public transaction_prefix
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{
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public:
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std::vector<std::vector<crypto::signature> > signatures; //count signatures always the same as inputs count
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rct::rctSig rct_signatures;
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transaction();
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virtual ~transaction();
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void set_null();
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BEGIN_SERIALIZE_OBJECT()
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FIELDS(*static_cast<transaction_prefix *>(this))
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if (version == 1)
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{
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ar.tag("signatures");
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ar.begin_array();
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PREPARE_CUSTOM_VECTOR_SERIALIZATION(vin.size(), signatures);
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bool signatures_not_expected = signatures.empty();
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if (!signatures_not_expected && vin.size() != signatures.size())
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return false;
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for (size_t i = 0; i < vin.size(); ++i)
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{
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size_t signature_size = get_signature_size(vin[i]);
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if (signatures_not_expected)
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{
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if (0 == signature_size)
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continue;
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else
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return false;
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}
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PREPARE_CUSTOM_VECTOR_SERIALIZATION(signature_size, signatures[i]);
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if (signature_size != signatures[i].size())
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return false;
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FIELDS(signatures[i]);
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if (vin.size() - i > 1)
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ar.delimit_array();
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}
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ar.end_array();
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}
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else
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{
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ar.tag("rct_signatures");
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if (!vin.empty())
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{
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ar.begin_object();
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bool r = rct_signatures.serialize_rctsig_base(ar, vin.size(), vout.size());
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if (!r || !ar.stream().good()) return false;
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ar.end_object();
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if (rct_signatures.type != rct::RCTTypeNull)
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{
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ar.tag("rctsig_prunable");
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ar.begin_object();
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r = rct_signatures.p.serialize_rctsig_prunable(ar, rct_signatures.type, vin.size(), vout.size(),
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vin[0].type() == typeid(txin_to_key) ? boost::get<txin_to_key>(vin[0]).key_offsets.size() - 1 : 0);
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if (!r || !ar.stream().good()) return false;
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ar.end_object();
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}
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}
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}
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END_SERIALIZE()
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private:
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static size_t get_signature_size(const txin_v& tx_in);
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};
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inline
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transaction::transaction()
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{
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set_null();
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}
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inline
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transaction::~transaction()
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{
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//set_null();
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}
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inline
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void transaction::set_null()
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{
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version = 1;
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unlock_time = 0;
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vin.clear();
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vout.clear();
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extra.clear();
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signatures.clear();
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rct_signatures.type = rct::RCTTypeNull;
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}
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inline
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size_t transaction::get_signature_size(const txin_v& tx_in)
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{
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struct txin_signature_size_visitor : public boost::static_visitor<size_t>
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{
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size_t operator()(const txin_gen& txin) const{return 0;}
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size_t operator()(const txin_to_script& txin) const{return 0;}
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size_t operator()(const txin_to_scripthash& txin) const{return 0;}
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size_t operator()(const txin_to_key& txin) const {return txin.key_offsets.size();}
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};
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return boost::apply_visitor(txin_signature_size_visitor(), tx_in);
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}
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/************************************************************************/
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/* */
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/************************************************************************/
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struct block_header
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{
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uint8_t major_version;
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uint8_t minor_version; // now used as a voting mechanism, rather than how this particular block is built
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uint64_t timestamp;
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crypto::hash prev_id;
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uint32_t nonce;
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BEGIN_SERIALIZE()
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VARINT_FIELD(major_version)
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VARINT_FIELD(minor_version)
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VARINT_FIELD(timestamp)
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FIELD(prev_id)
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FIELD(nonce)
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END_SERIALIZE()
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};
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struct block: public block_header
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{
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transaction miner_tx;
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std::vector<crypto::hash> tx_hashes;
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BEGIN_SERIALIZE_OBJECT()
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FIELDS(*static_cast<block_header *>(this))
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FIELD(miner_tx)
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FIELD(tx_hashes)
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END_SERIALIZE()
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};
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/************************************************************************/
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/* */
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/************************************************************************/
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struct account_public_address
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{
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crypto::public_key m_spend_public_key;
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crypto::public_key m_view_public_key;
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BEGIN_SERIALIZE_OBJECT()
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FIELD(m_spend_public_key)
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FIELD(m_view_public_key)
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END_SERIALIZE()
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE_VAL_POD_AS_BLOB_FORCE(m_spend_public_key)
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KV_SERIALIZE_VAL_POD_AS_BLOB_FORCE(m_view_public_key)
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END_KV_SERIALIZE_MAP()
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};
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struct keypair
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{
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crypto::public_key pub;
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crypto::secret_key sec;
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static inline keypair generate()
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{
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keypair k;
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generate_keys(k.pub, k.sec);
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return k;
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}
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};
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//---------------------------------------------------------------
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}
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BLOB_SERIALIZER(cryptonote::txout_to_key);
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BLOB_SERIALIZER(cryptonote::txout_to_scripthash);
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VARIANT_TAG(binary_archive, cryptonote::txin_gen, 0xff);
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VARIANT_TAG(binary_archive, cryptonote::txin_to_script, 0x0);
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VARIANT_TAG(binary_archive, cryptonote::txin_to_scripthash, 0x1);
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VARIANT_TAG(binary_archive, cryptonote::txin_to_key, 0x2);
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VARIANT_TAG(binary_archive, cryptonote::txout_to_script, 0x0);
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VARIANT_TAG(binary_archive, cryptonote::txout_to_scripthash, 0x1);
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VARIANT_TAG(binary_archive, cryptonote::txout_to_key, 0x2);
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VARIANT_TAG(binary_archive, cryptonote::transaction, 0xcc);
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VARIANT_TAG(binary_archive, cryptonote::block, 0xbb);
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VARIANT_TAG(json_archive, cryptonote::txin_gen, "gen");
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VARIANT_TAG(json_archive, cryptonote::txin_to_script, "script");
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VARIANT_TAG(json_archive, cryptonote::txin_to_scripthash, "scripthash");
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VARIANT_TAG(json_archive, cryptonote::txin_to_key, "key");
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VARIANT_TAG(json_archive, cryptonote::txout_to_script, "script");
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VARIANT_TAG(json_archive, cryptonote::txout_to_scripthash, "scripthash");
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VARIANT_TAG(json_archive, cryptonote::txout_to_key, "key");
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VARIANT_TAG(json_archive, cryptonote::transaction, "tx");
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VARIANT_TAG(json_archive, cryptonote::block, "block");
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VARIANT_TAG(debug_archive, cryptonote::txin_gen, "gen");
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VARIANT_TAG(debug_archive, cryptonote::txin_to_script, "script");
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VARIANT_TAG(debug_archive, cryptonote::txin_to_scripthash, "scripthash");
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VARIANT_TAG(debug_archive, cryptonote::txin_to_key, "key");
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VARIANT_TAG(debug_archive, cryptonote::txout_to_script, "script");
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VARIANT_TAG(debug_archive, cryptonote::txout_to_scripthash, "scripthash");
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VARIANT_TAG(debug_archive, cryptonote::txout_to_key, "key");
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VARIANT_TAG(debug_archive, cryptonote::transaction, "tx");
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VARIANT_TAG(debug_archive, cryptonote::block, "block");
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