예제 #1
0
파일: coins.cpp 프로젝트: Andymeows/bitcoin
CCoinsMap::iterator CCoinsViewCache::FetchCoins(const uint256 &txid) {
    CCoinsMap::iterator it = cacheCoins.find(txid);
    if (it != cacheCoins.end())
        return it;
    CCoins tmp;
    if (!base->GetCoins(txid,tmp))
        return cacheCoins.end();
    CCoinsMap::iterator ret = cacheCoins.insert(it, std::make_pair(txid, CCoins()));
    tmp.swap(ret->second);
    return ret;
}
예제 #2
0
/**
 * Construct a dummy tx that provides the given script as input
 * for further tests in the given CCoinsView.  The txid is returned
 * to refer to it.  The "index" is always 0.  The output's
 * value is always set to 1000 COIN, since it doesn't matter for
 * the tests we are interested in.
 * @param scr The script that should be provided as output.
 * @param nHeight The height of the coin.
 * @param view Add it to this view.
 * @return The txid.
 */
static uint256
addTestCoin (const CScript& scr, unsigned nHeight, CCoinsViewCache& view)
{
  CMutableTransaction mtx;
  mtx.vout.push_back (CTxOut (1000 * COIN, scr));
  const CTransaction tx(mtx);

  CCoinsModifier entry = view.ModifyCoins (tx.GetHash ());
  *entry = CCoins (tx, nHeight);

  return tx.GetHash ();
}
예제 #3
0
파일: coins.cpp 프로젝트: bankonme/zerocash
std::map<uint256,CCoins>::iterator CCoinsViewCache::FetchCoins(const uint256 &txid) {
    std::map<uint256,CCoins>::iterator it = cacheCoins.lower_bound(txid);
    if (it != cacheCoins.end() && it->first == txid)
        return it;
    CCoins tmp;
    if (!base->GetCoins(txid,tmp))
        return cacheCoins.end();
    std::map<uint256,CCoins>::iterator ret = cacheCoins.insert(it, std::make_pair(txid, CCoins()));
    tmp.swap(ret->second);
    return ret;
}