mirror of
https://github.com/monero-project/monero.git
synced 2024-12-25 13:09:24 +00:00
348 lines
13 KiB
C++
348 lines
13 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
|
|
|
|
#include "include_base_utils.h"
|
|
using namespace epee;
|
|
|
|
#include "cryptonote_basic_impl.h"
|
|
#include "string_tools.h"
|
|
#include "serialization/binary_utils.h"
|
|
#include "serialization/container.h"
|
|
#include "cryptonote_format_utils.h"
|
|
#include "cryptonote_config.h"
|
|
#include "misc_language.h"
|
|
#include "common/base58.h"
|
|
#include "crypto/hash.h"
|
|
#include "common/int-util.h"
|
|
#include "common/dns_utils.h"
|
|
|
|
#undef MONERO_DEFAULT_LOG_CATEGORY
|
|
#define MONERO_DEFAULT_LOG_CATEGORY "cn"
|
|
|
|
namespace cryptonote {
|
|
|
|
struct integrated_address {
|
|
account_public_address adr;
|
|
crypto::hash8 payment_id;
|
|
|
|
BEGIN_SERIALIZE_OBJECT()
|
|
FIELD(adr)
|
|
FIELD(payment_id)
|
|
END_SERIALIZE()
|
|
|
|
BEGIN_KV_SERIALIZE_MAP()
|
|
KV_SERIALIZE(adr)
|
|
KV_SERIALIZE(payment_id)
|
|
END_KV_SERIALIZE_MAP()
|
|
};
|
|
|
|
/************************************************************************/
|
|
/* Cryptonote helper functions */
|
|
/************************************************************************/
|
|
//-----------------------------------------------------------------------------------------------
|
|
size_t get_min_block_size(uint8_t version)
|
|
{
|
|
if (version < 2)
|
|
return CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V1;
|
|
if (version < 5)
|
|
return CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V2;
|
|
return CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V5;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------
|
|
size_t get_max_block_size()
|
|
{
|
|
return CRYPTONOTE_MAX_BLOCK_SIZE;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------
|
|
size_t get_max_tx_size()
|
|
{
|
|
return CRYPTONOTE_MAX_TX_SIZE;
|
|
}
|
|
//-----------------------------------------------------------------------------------------------
|
|
bool get_block_reward(size_t median_size, size_t current_block_size, uint64_t already_generated_coins, uint64_t &reward, uint8_t version) {
|
|
static_assert(DIFFICULTY_TARGET_V2%60==0&&DIFFICULTY_TARGET_V1%60==0,"difficulty targets must be a multiple of 60");
|
|
const int target = version < 2 ? DIFFICULTY_TARGET_V1 : DIFFICULTY_TARGET_V2;
|
|
const int target_minutes = target / 60;
|
|
const int emission_speed_factor = EMISSION_SPEED_FACTOR_PER_MINUTE - (target_minutes-1);
|
|
|
|
uint64_t base_reward = (MONEY_SUPPLY - already_generated_coins) >> emission_speed_factor;
|
|
if (base_reward < FINAL_SUBSIDY_PER_MINUTE*target_minutes)
|
|
{
|
|
base_reward = FINAL_SUBSIDY_PER_MINUTE*target_minutes;
|
|
}
|
|
|
|
uint64_t full_reward_zone = get_min_block_size(version);
|
|
|
|
//make it soft
|
|
if (median_size < full_reward_zone) {
|
|
median_size = full_reward_zone;
|
|
}
|
|
|
|
if (current_block_size <= median_size) {
|
|
reward = base_reward;
|
|
return true;
|
|
}
|
|
|
|
if(current_block_size > 2 * median_size) {
|
|
MERROR("Block cumulative size is too big: " << current_block_size << ", expected less than " << 2 * median_size);
|
|
return false;
|
|
}
|
|
|
|
assert(median_size < std::numeric_limits<uint32_t>::max());
|
|
assert(current_block_size < std::numeric_limits<uint32_t>::max());
|
|
|
|
uint64_t product_hi;
|
|
// BUGFIX: 32-bit saturation bug (e.g. ARM7), the result was being
|
|
// treated as 32-bit by default.
|
|
uint64_t multiplicand = 2 * median_size - current_block_size;
|
|
multiplicand *= current_block_size;
|
|
uint64_t product_lo = mul128(base_reward, multiplicand, &product_hi);
|
|
|
|
uint64_t reward_hi;
|
|
uint64_t reward_lo;
|
|
div128_32(product_hi, product_lo, static_cast<uint32_t>(median_size), &reward_hi, &reward_lo);
|
|
div128_32(reward_hi, reward_lo, static_cast<uint32_t>(median_size), &reward_hi, &reward_lo);
|
|
assert(0 == reward_hi);
|
|
assert(reward_lo < base_reward);
|
|
|
|
reward = reward_lo;
|
|
return true;
|
|
}
|
|
//------------------------------------------------------------------------------------
|
|
uint8_t get_account_address_checksum(const public_address_outer_blob& bl)
|
|
{
|
|
const unsigned char* pbuf = reinterpret_cast<const unsigned char*>(&bl);
|
|
uint8_t summ = 0;
|
|
for(size_t i = 0; i!= sizeof(public_address_outer_blob)-1; i++)
|
|
summ += pbuf[i];
|
|
|
|
return summ;
|
|
}
|
|
//------------------------------------------------------------------------------------
|
|
uint8_t get_account_integrated_address_checksum(const public_integrated_address_outer_blob& bl)
|
|
{
|
|
const unsigned char* pbuf = reinterpret_cast<const unsigned char*>(&bl);
|
|
uint8_t summ = 0;
|
|
for(size_t i = 0; i!= sizeof(public_integrated_address_outer_blob)-1; i++)
|
|
summ += pbuf[i];
|
|
|
|
return summ;
|
|
}
|
|
//-----------------------------------------------------------------------
|
|
std::string get_account_address_as_str(
|
|
network_type nettype
|
|
, bool subaddress
|
|
, account_public_address const & adr
|
|
)
|
|
{
|
|
uint64_t address_prefix = nettype == TESTNET ?
|
|
(subaddress ? config::testnet::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : config::testnet::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX) : nettype == STAGENET ?
|
|
(subaddress ? config::stagenet::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : config::stagenet::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX) :
|
|
(subaddress ? config::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX);
|
|
|
|
return tools::base58::encode_addr(address_prefix, t_serializable_object_to_blob(adr));
|
|
}
|
|
//-----------------------------------------------------------------------
|
|
std::string get_account_integrated_address_as_str(
|
|
network_type nettype
|
|
, account_public_address const & adr
|
|
, crypto::hash8 const & payment_id
|
|
)
|
|
{
|
|
uint64_t integrated_address_prefix = nettype == TESTNET ? config::testnet::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX : nettype == STAGENET ? config::stagenet::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX;
|
|
|
|
integrated_address iadr = {
|
|
adr, payment_id
|
|
};
|
|
return tools::base58::encode_addr(integrated_address_prefix, t_serializable_object_to_blob(iadr));
|
|
}
|
|
//-----------------------------------------------------------------------
|
|
bool is_coinbase(const transaction& tx)
|
|
{
|
|
if(tx.vin.size() != 1)
|
|
return false;
|
|
|
|
if(tx.vin[0].type() != typeid(txin_gen))
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
//-----------------------------------------------------------------------
|
|
bool get_account_address_from_str(
|
|
address_parse_info& info
|
|
, network_type nettype
|
|
, std::string const & str
|
|
)
|
|
{
|
|
uint64_t address_prefix = nettype == TESTNET ?
|
|
config::testnet::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX : nettype == STAGENET ?
|
|
config::stagenet::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_ADDRESS_BASE58_PREFIX;
|
|
uint64_t integrated_address_prefix = nettype == TESTNET ?
|
|
config::testnet::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX : nettype == STAGENET ?
|
|
config::stagenet::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_INTEGRATED_ADDRESS_BASE58_PREFIX;
|
|
uint64_t subaddress_prefix = nettype == TESTNET ?
|
|
config::testnet::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : nettype == STAGENET ?
|
|
config::stagenet::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX : config::CRYPTONOTE_PUBLIC_SUBADDRESS_BASE58_PREFIX;
|
|
|
|
if (2 * sizeof(public_address_outer_blob) != str.size())
|
|
{
|
|
blobdata data;
|
|
uint64_t prefix;
|
|
if (!tools::base58::decode_addr(str, prefix, data))
|
|
{
|
|
LOG_PRINT_L2("Invalid address format");
|
|
return false;
|
|
}
|
|
|
|
if (integrated_address_prefix == prefix)
|
|
{
|
|
info.is_subaddress = false;
|
|
info.has_payment_id = true;
|
|
}
|
|
else if (address_prefix == prefix)
|
|
{
|
|
info.is_subaddress = false;
|
|
info.has_payment_id = false;
|
|
}
|
|
else if (subaddress_prefix == prefix)
|
|
{
|
|
info.is_subaddress = true;
|
|
info.has_payment_id = false;
|
|
}
|
|
else {
|
|
LOG_PRINT_L1("Wrong address prefix: " << prefix << ", expected " << address_prefix
|
|
<< " or " << integrated_address_prefix
|
|
<< " or " << subaddress_prefix);
|
|
return false;
|
|
}
|
|
|
|
if (info.has_payment_id)
|
|
{
|
|
integrated_address iadr;
|
|
if (!::serialization::parse_binary(data, iadr))
|
|
{
|
|
LOG_PRINT_L1("Account public address keys can't be parsed");
|
|
return false;
|
|
}
|
|
info.address = iadr.adr;
|
|
info.payment_id = iadr.payment_id;
|
|
}
|
|
else
|
|
{
|
|
if (!::serialization::parse_binary(data, info.address))
|
|
{
|
|
LOG_PRINT_L1("Account public address keys can't be parsed");
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (!crypto::check_key(info.address.m_spend_public_key) || !crypto::check_key(info.address.m_view_public_key))
|
|
{
|
|
LOG_PRINT_L1("Failed to validate address keys");
|
|
return false;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Old address format
|
|
std::string buff;
|
|
if(!string_tools::parse_hexstr_to_binbuff(str, buff))
|
|
return false;
|
|
|
|
if(buff.size()!=sizeof(public_address_outer_blob))
|
|
{
|
|
LOG_PRINT_L1("Wrong public address size: " << buff.size() << ", expected size: " << sizeof(public_address_outer_blob));
|
|
return false;
|
|
}
|
|
|
|
public_address_outer_blob blob = *reinterpret_cast<const public_address_outer_blob*>(buff.data());
|
|
|
|
|
|
if(blob.m_ver > CRYPTONOTE_PUBLIC_ADDRESS_TEXTBLOB_VER)
|
|
{
|
|
LOG_PRINT_L1("Unknown version of public address: " << blob.m_ver << ", expected " << CRYPTONOTE_PUBLIC_ADDRESS_TEXTBLOB_VER);
|
|
return false;
|
|
}
|
|
|
|
if(blob.check_sum != get_account_address_checksum(blob))
|
|
{
|
|
LOG_PRINT_L1("Wrong public address checksum");
|
|
return false;
|
|
}
|
|
|
|
//we success
|
|
info.address = blob.m_address;
|
|
info.is_subaddress = false;
|
|
info.has_payment_id = false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
//--------------------------------------------------------------------------------
|
|
bool get_account_address_from_str_or_url(
|
|
address_parse_info& info
|
|
, network_type nettype
|
|
, const std::string& str_or_url
|
|
, std::function<std::string(const std::string&, const std::vector<std::string>&, bool)> dns_confirm
|
|
)
|
|
{
|
|
if (get_account_address_from_str(info, nettype, str_or_url))
|
|
return true;
|
|
bool dnssec_valid;
|
|
std::string address_str = tools::dns_utils::get_account_address_as_str_from_url(str_or_url, dnssec_valid, dns_confirm);
|
|
return !address_str.empty() &&
|
|
get_account_address_from_str(info, nettype, address_str);
|
|
}
|
|
//--------------------------------------------------------------------------------
|
|
bool operator ==(const cryptonote::transaction& a, const cryptonote::transaction& b) {
|
|
return cryptonote::get_transaction_hash(a) == cryptonote::get_transaction_hash(b);
|
|
}
|
|
|
|
bool operator ==(const cryptonote::block& a, const cryptonote::block& b) {
|
|
return cryptonote::get_block_hash(a) == cryptonote::get_block_hash(b);
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------
|
|
bool parse_hash256(const std::string str_hash, crypto::hash& hash)
|
|
{
|
|
std::string buf;
|
|
bool res = epee::string_tools::parse_hexstr_to_binbuff(str_hash, buf);
|
|
if (!res || buf.size() != sizeof(crypto::hash))
|
|
{
|
|
std::cout << "invalid hash format: <" << str_hash << '>' << std::endl;
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
buf.copy(reinterpret_cast<char *>(&hash), sizeof(crypto::hash));
|
|
return true;
|
|
}
|
|
}
|