monero-project/monero
monero-project/monero
1
0
Fork 0
mirror of https://github.com/monero-project/monero.git synced 2024-12-23 12:09:54 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

from hard fork 2, all outputs must be decomposed

Browse source 
The wallet decomposes fully as of now too.
This commit is contained in:
moneromooo-monero 2015-10-06 16:22:19 +01:00
parent 90ccad1236
commit ac90d488e7
No known key found for this signature in database
GPG key ID: 686F07454D6CEFC3
6 changed files with 67 additions and 48 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

17
src/cryptonote_core/blockchain.cpp
View file

@ -1972,6 +1972,23 @@ bool Blockchain::check_tx_inputs(const transaction& tx, uint64_t& max_used_block
return true;
}
//------------------------------------------------------------------
bool Blockchain::check_tx_outputs(const transaction& tx)
{
LOG_PRINT_L3("Blockchain::" << __func__);
CRITICAL_REGION_LOCAL(m_blockchain_lock);
// from hard fork 2, we forbid dust and compound outputs
if (m_hardfork->get_current_version() >= 2) {
BOOST_FOREACH(auto &o, tx.vout) {
if (!is_valid_decomposed_amount(o.amount)) {
return false;
}
}
}
return true;
}
//------------------------------------------------------------------
bool Blockchain::have_tx_keyimges_as_spent(const transaction &tx) const
{
LOG_PRINT_L3("Blockchain::" << __func__);

1
src/cryptonote_core/blockchain.h
View file

@ -134,6 +134,7 @@ namespace cryptonote
bool store_blockchain();
bool check_tx_inputs(const transaction& tx, uint64_t& pmax_used_block_height, crypto::hash& max_used_block_id, bool kept_by_block = false);
bool check_tx_outputs(const transaction& tx);
uint64_t get_current_cumulative_blocksize_limit() const;
bool is_storing_blockchain()const{return m_is_blockchain_storing;}
uint64_t block_difficulty(uint64_t i) const;

2
src/cryptonote_core/cryptonote_format_utils.cpp
View file

@ -141,7 +141,7 @@ namespace cryptonote
block_reward += fee;
std::vector<uint64_t> out_amounts;
decompose_amount_into_digits(block_reward, ::config::DEFAULT_DUST_THRESHOLD,
decompose_amount_into_digits(block_reward, hard_fork_version >= 2 ? 0 : ::config::DEFAULT_DUST_THRESHOLD,
[&out_amounts](uint64_t a_chunk) { out_amounts.push_back(a_chunk); },
[&out_amounts](uint64_t a_dust) { out_amounts.push_back(a_dust); });

6
src/cryptonote_core/tx_pool.cpp
View file

@ -125,6 +125,12 @@ namespace cryptonote
}
}
if (!m_blockchain.check_tx_outputs(tx))
{
LOG_PRINT_L1("Transaction with id= "<< id << " has at least one invalid outout");
tvc.m_verifivation_failed = true;
return false;
}
crypto::hash max_used_block_id = null_hash;
uint64_t max_used_block_height = 0;

34
src/wallet/wallet2.cpp
View file

@ -1143,7 +1143,7 @@ uint64_t wallet2::select_transfers(uint64_t needed_money, bool add_dust, uint64_
const transfer_details& td = m_transfers[i];
if (!td.m_spent && is_transfer_unlocked(td))
{
if (dust < td.amount())
if (dust < td.amount() && is_valid_decomposed_amount(td.amount()))
unused_transfers_indices.push_back(i);
else
unused_dust_indices.push_back(i);
@ -1572,14 +1572,17 @@ void wallet2::transfer_selected(const std::vector<cryptonote::tx_destination_ent
change_dts.amount = found_money - needed_money;
}
std::vector<cryptonote::tx_destination_entry> splitted_dsts, dust_dsts;
uint64_t dust = 0;
std::vector<cryptonote::tx_destination_entry> splitted_dsts;
destination_split_strategy(dsts, change_dts, dust_policy.dust_threshold, splitted_dsts, dust);
THROW_WALLET_EXCEPTION_IF(dust_policy.dust_threshold < dust, error::wallet_internal_error, "invalid dust value: dust = " +
std::to_string(dust) + ", dust_threshold = " + std::to_string(dust_policy.dust_threshold));
if (0 != dust && !dust_policy.add_to_fee)
{
splitted_dsts.push_back(cryptonote::tx_destination_entry(dust, dust_policy.addr_for_dust));
destination_split_strategy(dsts, change_dts, dust_policy.dust_threshold, splitted_dsts, dust_dsts);
BOOST_FOREACH(auto& d, dust_dsts) {
THROW_WALLET_EXCEPTION_IF(dust_policy.dust_threshold < d.amount, error::wallet_internal_error, "invalid dust value: dust = " +
std::to_string(d.amount) + ", dust_threshold = " + std::to_string(dust_policy.dust_threshold));
}
BOOST_FOREACH(auto& d, dust_dsts) {
if (!dust_policy.add_to_fee)
splitted_dsts.push_back(cryptonote::tx_destination_entry(d.amount, dust_policy.addr_for_dust));
dust += d.amount;
}
crypto::secret_key tx_key;
@ -1669,7 +1672,7 @@ std::vector<wallet2::pending_tx> wallet2::create_transactions_2(std::vector<cryp
const transfer_details& td = m_transfers[i];
if (!td.m_spent && is_transfer_unlocked(td))
{
if (::config::DEFAULT_DUST_THRESHOLD <= td.amount())
if (is_valid_decomposed_amount(td.amount()))
unused_transfers_indices.push_back(i);
else
unused_dust_indices.push_back(i);
@ -1923,11 +1926,12 @@ void wallet2::transfer_dust(size_t num_outputs, uint64_t unlock_time, uint64_t n
if (dust_policy.dust_threshold > 0)
money_back = money_back - money_back % dust_policy.dust_threshold;
dsts.push_back(cryptonote::tx_destination_entry(money_back, m_account_public_address));
uint64_t dust = 0;
std::vector<cryptonote::tx_destination_entry> splitted_dsts;
std::vector<cryptonote::tx_destination_entry> splitted_dsts, dust;
destination_split_strategy(dsts, change_dts, dust_policy.dust_threshold, splitted_dsts, dust);
THROW_WALLET_EXCEPTION_IF(dust_policy.dust_threshold < dust, error::wallet_internal_error, "invalid dust value: dust = " +
std::to_string(dust) + ", dust_threshold = " + std::to_string(dust_policy.dust_threshold));
BOOST_FOREACH(auto& d, dust) {
THROW_WALLET_EXCEPTION_IF(dust_policy.dust_threshold < d.amount, error::wallet_internal_error, "invalid dust value: dust = " +
std::to_string(d.amount) + ", dust_threshold = " + std::to_string(dust_policy.dust_threshold));
}
crypto::secret_key tx_key;
bool r = cryptonote::construct_tx_and_get_tx_key(m_account.get_keys(), sources, splitted_dsts, extra, tx, unlock_time, tx_key);
@ -1945,7 +1949,7 @@ void wallet2::transfer_dust(size_t num_outputs, uint64_t unlock_time, uint64_t n
ptx.key_images = key_images;
ptx.fee = money - money_back;
ptx.dust = dust;
ptx.dust = 0;
ptx.tx = tx;
ptx.change_dts = change_dts;
ptx.selected_transfers = selected_transfers;
@ -1961,7 +1965,7 @@ std::vector<wallet2::pending_tx> wallet2::create_dust_sweep_transactions()
for (transfer_container::const_iterator i = m_transfers.begin(); i != m_transfers.end(); ++i)
{
const transfer_details& td = *i;
if (!td.m_spent && td.amount() < dust_policy.dust_threshold && is_transfer_unlocked(td))
if (!td.m_spent && (td.amount() < dust_policy.dust_threshold || !is_valid_decomposed_amount(td.amount())) && is_transfer_unlocked(td))
{
num_dust_outputs++;
}

55
src/wallet/wallet2.h
View file

@ -400,48 +400,36 @@ namespace tools
//----------------------------------------------------------------------------------------------------
inline void digit_split_strategy(const std::vector<cryptonote::tx_destination_entry>& dsts,
const cryptonote::tx_destination_entry& change_dst, uint64_t dust_threshold,
std::vector<cryptonote::tx_destination_entry>& splitted_dsts, uint64_t& dust)
std::vector<cryptonote::tx_destination_entry>& splitted_dsts, std::vector<cryptonote::tx_destination_entry> &dust_dsts)
{
splitted_dsts.clear();
dust = 0;
dust_dsts.clear();
BOOST_FOREACH(auto& de, dsts)
{
cryptonote::decompose_amount_into_digits(de.amount, dust_threshold,
cryptonote::decompose_amount_into_digits(de.amount, 0,
[&](uint64_t chunk) { splitted_dsts.push_back(cryptonote::tx_destination_entry(chunk, de.addr)); },
[&](uint64_t a_dust) { splitted_dsts.push_back(cryptonote::tx_destination_entry(a_dust, de.addr)); } );
}
cryptonote::decompose_amount_into_digits(change_dst.amount, dust_threshold,
[&](uint64_t chunk) { splitted_dsts.push_back(cryptonote::tx_destination_entry(chunk, change_dst.addr)); },
[&](uint64_t a_dust) { dust = a_dust; } );
cryptonote::decompose_amount_into_digits(change_dst.amount, 0,
[&](uint64_t chunk) {
if (chunk <= dust_threshold)
dust_dsts.push_back(cryptonote::tx_destination_entry(chunk, change_dst.addr));
else
splitted_dsts.push_back(cryptonote::tx_destination_entry(chunk, change_dst.addr));
},
[&](uint64_t a_dust) { dust_dsts.push_back(cryptonote::tx_destination_entry(a_dust, change_dst.addr)); } );
}
//----------------------------------------------------------------------------------------------------
inline void null_split_strategy(const std::vector<cryptonote::tx_destination_entry>& dsts,
const cryptonote::tx_destination_entry& change_dst, uint64_t dust_threshold,
std::vector<cryptonote::tx_destination_entry>& splitted_dsts, uint64_t& dust)
std::vector<cryptonote::tx_destination_entry>& splitted_dsts, std::vector<cryptonote::tx_destination_entry> &dust_dsts)
{
splitted_dsts = dsts;
dust = 0;
dust_dsts.clear();
uint64_t change = change_dst.amount;
if (0 < dust_threshold)
{
for (uint64_t order = 10; order <= 10 * dust_threshold; order *= 10)
{
uint64_t dust_candidate = change_dst.amount % order;
uint64_t change_candidate = (change_dst.amount / order) * order;
if (dust_candidate <= dust_threshold)
{
dust = dust_candidate;
change = change_candidate;
}
else
{
break;
}
}
}
if (0 != change)
{
@ -577,14 +565,17 @@ namespace tools
change_dts.amount = found_money - needed_money;
}
std::vector<cryptonote::tx_destination_entry> splitted_dsts, dust_dsts;
uint64_t dust = 0;
std::vector<cryptonote::tx_destination_entry> splitted_dsts;
destination_split_strategy(dsts, change_dts, dust_policy.dust_threshold, splitted_dsts, dust);
THROW_WALLET_EXCEPTION_IF(dust_policy.dust_threshold < dust, error::wallet_internal_error, "invalid dust value: dust = " +
std::to_string(dust) + ", dust_threshold = " + std::to_string(dust_policy.dust_threshold));
if (0 != dust && !dust_policy.add_to_fee)
{
splitted_dsts.push_back(cryptonote::tx_destination_entry(dust, dust_policy.addr_for_dust));
destination_split_strategy(dsts, change_dts, dust_policy.dust_threshold, splitted_dsts, dust_dsts);
BOOST_FOREACH(auto& d, dust_dsts) {
THROW_WALLET_EXCEPTION_IF(dust_policy.dust_threshold < d.amount, error::wallet_internal_error, "invalid dust value: dust = " +
std::to_string(d.amount) + ", dust_threshold = " + std::to_string(dust_policy.dust_threshold));
}
BOOST_FOREACH(auto& d, dust_dsts) {
if (!dust_policy.add_to_fee)
splitted_dsts.push_back(cryptonote::tx_destination_entry(d.amount, dust_policy.addr_for_dust));
dust += d.amount;
}
crypto::secret_key tx_key;