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monero/src/cryptonote_core/cryptonote_basic.h
warptangent 84fe5fbd65
Add compile-time support for both db implementations: in-memory and LMDB 
Usage:

default is lmdb for blockchain branch:
$ make release

same as:
$ DATABASE=lmdb make release

for original in-memory implementation:
$ DATABASE=memory make release
2015-02-02 11:53:09 -08:00

376 lines
10 KiB
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// Copyright (c) 2014-2015, 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 <boost/variant.hpp>
#include <boost/functional/hash/hash.hpp>
#include <vector>
#include <cstring> // memcmp
#include <sstream>
#include "serialization/serialization.h"
#include "serialization/variant.h"
#include "serialization/vector.h"
#include "serialization/binary_archive.h"
#include "serialization/json_archive.h"
#include "serialization/debug_archive.h"
#include "serialization/crypto.h"
#include "serialization/keyvalue_serialization.h" // eepe named serialization
#include "string_tools.h"
#include "cryptonote_config.h"
#include "crypto/crypto.h"
#include "crypto/hash.h"
#include "misc_language.h"
#include "tx_extra.h"
#define DB_MEMORY 1
#define DB_LMDB 2
namespace cryptonote
{
const static crypto::hash null_hash = AUTO_VAL_INIT(null_hash);
const static crypto::public_key null_pkey = AUTO_VAL_INIT(null_pkey);
typedef std::vector<crypto::signature> ring_signature;
/* outputs */
struct txout_to_script
{
std::vector<crypto::public_key> keys;
std::vector<uint8_t> script;
BEGIN_SERIALIZE_OBJECT()
FIELD(keys)
FIELD(script)
END_SERIALIZE()
};
struct txout_to_scripthash
{
crypto::hash hash;
};
struct txout_to_key
{
txout_to_key() { }
txout_to_key(const crypto::public_key &_key) : key(_key) { }
crypto::public_key key;
};
/* inputs */
struct txin_gen
{
size_t height;
BEGIN_SERIALIZE_OBJECT()
VARINT_FIELD(height)
END_SERIALIZE()
};
struct txin_to_script
{
crypto::hash prev;
size_t prevout;
std::vector<uint8_t> sigset;
BEGIN_SERIALIZE_OBJECT()
FIELD(prev)
VARINT_FIELD(prevout)
FIELD(sigset)
END_SERIALIZE()
};
struct txin_to_scripthash
{
crypto::hash prev;
size_t prevout;
txout_to_script script;
std::vector<uint8_t> sigset;
BEGIN_SERIALIZE_OBJECT()
FIELD(prev)
VARINT_FIELD(prevout)
FIELD(script)
FIELD(sigset)
END_SERIALIZE()
};
struct txin_to_key
{
uint64_t amount;
std::vector<uint64_t> key_offsets;
crypto::key_image k_image; // double spending protection
BEGIN_SERIALIZE_OBJECT()
VARINT_FIELD(amount)
FIELD(key_offsets)
FIELD(k_image)
END_SERIALIZE()
};
typedef boost::variant<txin_gen, txin_to_script, txin_to_scripthash, txin_to_key> txin_v;
typedef boost::variant<txout_to_script, txout_to_scripthash, txout_to_key> txout_target_v;
//typedef std::pair<uint64_t, txout> out_t;
struct tx_out
{
uint64_t amount;
txout_target_v target;
BEGIN_SERIALIZE_OBJECT()
VARINT_FIELD(amount)
FIELD(target)
END_SERIALIZE()
};
class transaction_prefix
{
public:
// tx information
size_t version;
uint64_t unlock_time; //number of block (or time), used as a limitation like: spend this tx not early then block/time
std::vector<txin_v> vin;
std::vector<tx_out> vout;
//extra
std::vector<uint8_t> extra;
BEGIN_SERIALIZE()
VARINT_FIELD(version)
if(CURRENT_TRANSACTION_VERSION < version) return false;
VARINT_FIELD(unlock_time)
FIELD(vin)
FIELD(vout)
FIELD(extra)
END_SERIALIZE()
protected:
transaction_prefix(){}
};
class transaction: public transaction_prefix
{
public:
std::vector<std::vector<crypto::signature> > signatures; //count signatures always the same as inputs count
transaction();
virtual ~transaction();
void set_null();
BEGIN_SERIALIZE_OBJECT()
FIELDS(*static_cast<transaction_prefix *>(this))
ar.tag("signatures");
ar.begin_array();
PREPARE_CUSTOM_VECTOR_SERIALIZATION(vin.size(), signatures);
bool signatures_not_expected = signatures.empty();
if (!signatures_not_expected && vin.size() != signatures.size())
return false;
for (size_t i = 0; i < vin.size(); ++i)
{
size_t signature_size = get_signature_size(vin[i]);
if (signatures_not_expected)
{
if (0 == signature_size)
continue;
else
return false;
}
PREPARE_CUSTOM_VECTOR_SERIALIZATION(signature_size, signatures[i]);
if (signature_size != signatures[i].size())
return false;
FIELDS(signatures[i]);
if (vin.size() - i > 1)
ar.delimit_array();
}
ar.end_array();
END_SERIALIZE()
private:
static size_t get_signature_size(const txin_v& tx_in);
};
inline
transaction::transaction()
{
set_null();
}
inline
transaction::~transaction()
{
//set_null();
}
inline
void transaction::set_null()
{
version = 0;
unlock_time = 0;
vin.clear();
vout.clear();
extra.clear();
signatures.clear();
}
inline
size_t transaction::get_signature_size(const txin_v& tx_in)
{
struct txin_signature_size_visitor : public boost::static_visitor<size_t>
{
size_t operator()(const txin_gen& txin) const{return 0;}
size_t operator()(const txin_to_script& txin) const{return 0;}
size_t operator()(const txin_to_scripthash& txin) const{return 0;}
size_t operator()(const txin_to_key& txin) const {return txin.key_offsets.size();}
};
return boost::apply_visitor(txin_signature_size_visitor(), tx_in);
}
/************************************************************************/
/* */
/************************************************************************/
struct block_header
{
uint8_t major_version;
uint8_t minor_version;
uint64_t timestamp;
crypto::hash prev_id;
uint32_t nonce;
BEGIN_SERIALIZE()
VARINT_FIELD(major_version)
if(major_version > CURRENT_BLOCK_MAJOR_VERSION) return false;
VARINT_FIELD(minor_version)
VARINT_FIELD(timestamp)
FIELD(prev_id)
FIELD(nonce)
END_SERIALIZE()
};
struct block: public block_header
{
transaction miner_tx;
std::vector<crypto::hash> tx_hashes;
BEGIN_SERIALIZE_OBJECT()
FIELDS(*static_cast<block_header *>(this))
FIELD(miner_tx)
FIELD(tx_hashes)
END_SERIALIZE()
};
/************************************************************************/
/* */
/************************************************************************/
struct account_public_address
{
crypto::public_key m_spend_public_key;
crypto::public_key m_view_public_key;
BEGIN_SERIALIZE_OBJECT()
FIELD(m_spend_public_key)
FIELD(m_view_public_key)
END_SERIALIZE()
BEGIN_KV_SERIALIZE_MAP()
KV_SERIALIZE_VAL_POD_AS_BLOB_FORCE(m_spend_public_key)
KV_SERIALIZE_VAL_POD_AS_BLOB_FORCE(m_view_public_key)
END_KV_SERIALIZE_MAP()
};
struct keypair
{
crypto::public_key pub;
crypto::secret_key sec;
static inline keypair generate()
{
keypair k;
generate_keys(k.pub, k.sec);
return k;
}
};
//---------------------------------------------------------------
}
BLOB_SERIALIZER(cryptonote::txout_to_key);
BLOB_SERIALIZER(cryptonote::txout_to_scripthash);
VARIANT_TAG(binary_archive, cryptonote::txin_gen, 0xff);
VARIANT_TAG(binary_archive, cryptonote::txin_to_script, 0x0);
VARIANT_TAG(binary_archive, cryptonote::txin_to_scripthash, 0x1);
VARIANT_TAG(binary_archive, cryptonote::txin_to_key, 0x2);
VARIANT_TAG(binary_archive, cryptonote::txout_to_script, 0x0);
VARIANT_TAG(binary_archive, cryptonote::txout_to_scripthash, 0x1);
VARIANT_TAG(binary_archive, cryptonote::txout_to_key, 0x2);
VARIANT_TAG(binary_archive, cryptonote::transaction, 0xcc);
VARIANT_TAG(binary_archive, cryptonote::block, 0xbb);
VARIANT_TAG(json_archive, cryptonote::txin_gen, "gen");
VARIANT_TAG(json_archive, cryptonote::txin_to_script, "script");
VARIANT_TAG(json_archive, cryptonote::txin_to_scripthash, "scripthash");
VARIANT_TAG(json_archive, cryptonote::txin_to_key, "key");
VARIANT_TAG(json_archive, cryptonote::txout_to_script, "script");
VARIANT_TAG(json_archive, cryptonote::txout_to_scripthash, "scripthash");
VARIANT_TAG(json_archive, cryptonote::txout_to_key, "key");
VARIANT_TAG(json_archive, cryptonote::transaction, "tx");
VARIANT_TAG(json_archive, cryptonote::block, "block");
VARIANT_TAG(debug_archive, cryptonote::txin_gen, "gen");
VARIANT_TAG(debug_archive, cryptonote::txin_to_script, "script");
VARIANT_TAG(debug_archive, cryptonote::txin_to_scripthash, "scripthash");
VARIANT_TAG(debug_archive, cryptonote::txin_to_key, "key");
VARIANT_TAG(debug_archive, cryptonote::txout_to_script, "script");
VARIANT_TAG(debug_archive, cryptonote::txout_to_scripthash, "scripthash");
VARIANT_TAG(debug_archive, cryptonote::txout_to_key, "key");
VARIANT_TAG(debug_archive, cryptonote::transaction, "tx");
VARIANT_TAG(debug_archive, cryptonote::block, "block");
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