wallet_tools Class Reference

#include <wallet_tools.h>

Static Public Member Functions
static void	gen_tx_src (size_t mixin, uint64_t cur_height, const tools::wallet2::transfer_details &td, cryptonote::tx_source_entry &src, block_tracker &bt)
static void	gen_block_data (block_tracker &bt, const cryptonote::block *bl, const map_hash2tx_t &mtx, cryptonote::block_complete_entry &bche, tools::wallet2::parsed_block &parsed_block, uint64_t &height)
static void	compute_subaddresses (std::unordered_map< crypto::public_key, cryptonote::subaddress_index > &subaddresses, cryptonote::account_base &creds, size_t account, size_t minors)
static void	process_transactions (tools::wallet2 *wallet, const std::vector< test_event_entry > &events, const cryptonote::block &blk_head, block_tracker &bt, const boost::optional< crypto::hash > &blk_tail=boost::none)
static void	process_transactions (tools::wallet2 *wallet, const std::vector< const cryptonote::block * > &blockchain, const map_hash2tx_t &mtx, block_tracker &bt)
static bool	fill_tx_sources (tools::wallet2 *wallet, std::vector< cryptonote::tx_source_entry > &sources, size_t mixin, const boost::optional< size_t > &num_utxo, const boost::optional< uint64_t > &min_amount, block_tracker &bt, std::vector< size_t > &selected, uint64_t cur_height, ssize_t offset=0, int step=1, const boost::optional< fnc_accept_tx_source_t > &fnc_accept=boost::none)

Detailed Description

Definition at line 60 of file wallet_tools.h.

Member Function Documentation

compute_subaddresses()

void wallet_tools::compute_subaddresses ( std::unordered_map< crypto::public_key, cryptonote::subaddress_index > & subaddresses, cryptonote::account_base & creds, size_t account, size_t minors )

static

Definition at line 241 of file wallet_tools.cpp.

{
  auto &hwdev = hw::get_device("default");
  const std::vector<crypto::public_key> pkeys = hwdev.get_subaddress_spend_public_keys(creds.get_keys(), account, 0, minors);
 
  for(uint32_t c = 0; c < pkeys.size(); ++c){
    cryptonote::subaddress_index sidx{(uint32_t)account, c};
    subaddresses[pkeys[c]] = sidx;
  }
}

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fill_tx_sources()

bool wallet_tools::fill_tx_sources ( tools::wallet2 * wallet, std::vector< cryptonote::tx_source_entry > & sources, size_t mixin, const boost::optional< size_t > & num_utxo, const boost::optional< uint64_t > & min_amount, block_tracker & bt, std::vector< size_t > & selected, uint64_t cur_height, ssize_t offset = 0, int step = 1, const boost::optional< fnc_accept_tx_source_t > & fnc_accept = boost::none )

static

Definition at line 77 of file wallet_tools.cpp.

{
  CHECK_AND_ASSERT_THROW_MES(step != 0, "Step is zero");
  sources.clear();
 
  auto & transfers = wallet_accessor_test::get_transfers(wallet);
  std::unordered_set<size_t> selected_idx;
  std::unordered_set<crypto::key_image> selected_kis;
  const size_t ntrans = wallet->get_num_transfer_details();
  size_t roffset = offset >= 0 ? offset : ntrans - offset - 1;
  size_t iters = 0;
  uint64_t sum = 0;
  size_t cur_utxo = 0;
  bool abort = false;
  unsigned brk_cond = 0;
  unsigned brk_thresh = num_utxo && min_amount ? 2 : (num_utxo || min_amount ? 1 : 0);
 
#define EVAL_BRK_COND() do {                         \
  brk_cond = 0;                                      \
  if (num_utxo && num_utxo.get() <= cur_utxo)        \
    brk_cond += 1;                                   \
  if (min_amount && min_amount.get() <= sum)         \
    brk_cond += 1;                                   \
  } while(0)
 
  for(ssize_t i = roffset; iters < ntrans && !abort; i += step, ++iters)
  {
    EVAL_BRK_COND();
    if (brk_cond >= brk_thresh)
      break;
 
    i = i < 0 ? (i + ntrans) : i % ntrans;
    auto & td = transfers[i];
    if (td.m_spent)
      continue;
    if (td.m_block_height + CRYPTONOTE_MINED_ETN_UNLOCK_WINDOW > cur_height)
      continue;
    if (selected_idx.find((size_t)i) != selected_idx.end()){
      MERROR("Should not happen (selected_idx not found): " << i);
      continue;
    }
    if (selected_kis.find(td.m_key_image) != selected_kis.end()){
      MERROR("Should not happen (selected KI): " << i << "ki: " << dump_keys(td.m_key_image.data));
      continue;
    }
 
    try {
      cryptonote::tx_source_entry src;
      wallet_tools::gen_tx_src(mixin, cur_height, td, src, bt);
 
      // Acceptor function
      if (fnc_accept){
        tx_source_info_crate_t c_info{.td=&td, .src=&src, .selected_idx=&selected_idx, .selected_kis=&selected_kis,
            .ntrans=ntrans, .iters=iters, .sum=sum, .cur_utxo=cur_utxo};
 
        bool take_it = (fnc_accept.get())(c_info, abort);
        if (!take_it){
          continue;
        }
      }
 
      MDEBUG("Selected " << i << " from tx: " << dump_keys(td.m_txid.data)
                        << " ki: " << dump_keys(td.m_key_image.data)
                        << " amnt: " << td.amount()
                        << " rct: " << td.is_rct()
                        << " glob: " << td.m_global_output_index);
 
      sum += td.amount();
      cur_utxo += 1;
 
      sources.emplace_back(src);
      selected.push_back((size_t)i);
      selected_idx.insert((size_t)i);
      selected_kis.insert(td.m_key_image);
 
    } catch(const std::exception &e){
      MTRACE("Output " << i << ", from: " <<  dump_keys(td.m_txid.data)
                       << ", amnt: " << td.amount() << ", rct: " << td.is_rct()
                       << ", glob: " << td.m_global_output_index << " is not applicable: " << e.what());
    }
  }
 
  EVAL_BRK_COND();
  return brk_cond >= brk_thresh;
#undef EVAL_BRK_COND
}

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gen_block_data()

void wallet_tools::gen_block_data ( block_tracker & bt, const cryptonote::block * bl, const map_hash2tx_t & mtx, cryptonote::block_complete_entry & bche, tools::wallet2::parsed_block & parsed_block, uint64_t & height )

static

Definition at line 206 of file wallet_tools.cpp.

{
  vector<const transaction*> vtx;
  vtx.push_back(&(bl->miner_tx));
  height = boost::get<txin_gen>(*bl->miner_tx.vin.begin()).height;
 
  BOOST_FOREACH(const crypto::hash &h, bl->tx_hashes) {
          const map_hash2tx_t::const_iterator cit = mtx.find(h);
          CHECK_AND_ASSERT_THROW_MES(mtx.end() != cit, "block contains an unknown tx hash @ " << height << ", " << h);
          vtx.push_back(cit->second);
        }
 
  bche.block = "NA";
  bche.txs.resize(bl->tx_hashes.size());
 
  parsed_block.error = false;
  parsed_block.hash = get_block_hash(*bl);
  parsed_block.block = *bl;
  parsed_block.txes.reserve(bl->tx_hashes.size());
 
  auto & o_indices = parsed_block.o_indices.indices;
  o_indices.reserve(bl->tx_hashes.size() + 1);
 
  size_t cur = 0;
  BOOST_FOREACH(const transaction *tx, vtx){
          cur += 1;
          o_indices.emplace_back();
          bt.process(bl, tx, cur - 1);
          bt.global_indices(tx, o_indices.back().indices);
 
          if (cur > 1)  // miner not included
            parsed_block.txes.push_back(*tx);
        }
}

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gen_tx_src()

void wallet_tools::gen_tx_src ( size_t mixin, uint64_t cur_height, const tools::wallet2::transfer_details & td, cryptonote::tx_source_entry & src, block_tracker & bt )

static

Definition at line 164 of file wallet_tools.cpp.

{
  src.amount = td.amount();
  src.rct = td.is_rct();
 
  std::vector<tools::wallet2::get_outs_entry> outs;
  bt.get_fake_outs(mixin, td.is_rct() ? 0 : td.amount(), td.m_global_output_index, cur_height, outs);
 
  for (size_t n = 0; n < mixin; ++n)
  {
    cryptonote::tx_source_entry::output_entry oe;
    oe.first = std::get<0>(outs[n]);
    oe.second.dest = rct::pk2rct(std::get<1>(outs[n]));
    oe.second.mask = std::get<2>(outs[n]);
    src.outputs.push_back(oe);
  }
 
  size_t real_idx = crypto::rand<size_t>() % mixin;
 
  cryptonote::tx_source_entry::output_entry &real_oe = src.outputs[real_idx];
  real_oe.first = td.m_global_output_index;
  real_oe.second.dest = rct::pk2rct(boost::get<txout_to_key>(td.m_tx.vout[td.m_internal_output_index].target).key);
  real_oe.second.mask = rct::commit(td.amount(), td.m_mask);
 
  std::sort(src.outputs.begin(), src.outputs.end(), [&](const cryptonote::tx_source_entry::output_entry i0, const cryptonote::tx_source_entry::output_entry i1) {
    return i0.first < i1.first;
  });
 
  for (size_t i = 0; i < src.outputs.size(); ++i){
    if (src.outputs[i].first == td.m_global_output_index){
      src.real_output = i;
      break;
    }
  }
 
  src.mask = td.m_mask;
  src.real_out_tx_key = get_tx_pub_key_from_extra(td.m_tx, td.m_pk_index);
  src.real_out_additional_tx_keys = get_additional_tx_pub_keys_from_extra(td.m_tx);
  src.real_output_in_tx_index = td.m_internal_output_index;
  src.multisig_kLRki = rct::multisig_kLRki({rct::zero(), rct::zero(), rct::zero(), rct::zero()});
}

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process_transactions() [1/2]

void wallet_tools::process_transactions ( tools::wallet2 * wallet, const std::vector< const cryptonote::block * > & blockchain, const map_hash2tx_t & mtx, block_tracker & bt )

static

Definition at line 53 of file wallet_tools.cpp.

{
  uint64_t start_height=0, blocks_added=0;
  std::vector<cryptonote::block_complete_entry> v_bche;
  std::vector<tools::wallet2::parsed_block> v_parsed_block;
 
  v_bche.reserve(blockchain.size());
  v_parsed_block.reserve(blockchain.size());
 
  size_t idx = 0;
  for(auto bl : blockchain)
  {
    idx += 1;
    uint64_t height;
    v_bche.emplace_back();
    v_parsed_block.emplace_back();
 
    wallet_tools::gen_block_data(bt, bl, mtx, v_bche.back(), v_parsed_block.back(), idx == 1 ? start_height : height);
  }
 
  if (wallet)
    wallet_accessor_test::process_parsed_blocks(wallet, start_height, v_bche, v_parsed_block, blocks_added);
}

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process_transactions() [2/2]

void wallet_tools::process_transactions ( tools::wallet2 * wallet, const std::vector< test_event_entry > & events, const cryptonote::block & blk_head, block_tracker & bt, const boost::optional< crypto::hash > & blk_tail = boost::none )

static

Definition at line 40 of file wallet_tools.cpp.

{
  map_hash2tx_t mtx;
  std::vector<const cryptonote::block*> blockchain;
  find_block_chain(events, blockchain, mtx, get_block_hash(blk_head));
 
  if (blk_tail){
    trim_block_chain(blockchain, blk_tail.get());
  }
 
  process_transactions(wallet, blockchain, mtx, bt);
}

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The documentation for this class was generated from the following files:

• /home/abuild/rpmbuild/BUILD/electroneum-5.1.3.1-build/electroneum-5.1.3.1/tests/core_tests/wallet_tools.h
• /home/abuild/rpmbuild/BUILD/electroneum-5.1.3.1-build/electroneum-5.1.3.1/tests/core_tests/wallet_tools.cpp