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Merge pull request #3008 from gavinandresen/CENTrule

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Two small free transaction policy changes
This commit is contained in:
Gavin Andresen
2013-10-19 23:01:47 -07:00
parent e11107f234 16b3ff66e0
commit d3b0fa1d82
2 changed files with 13 additions and 9 deletions
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15
src/main.cpp
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@@ -722,15 +722,18 @@ int64 GetMinFee(const CTransaction& tx, bool fAllowFree, enum GetMinFee_mode mod
{
// There is a free transaction area in blocks created by most miners,
// * If we are relaying we allow transactions up to DEFAULT_BLOCK_PRIORITY_SIZE - 1000
// to be considered to fall into this category
// * If we are creating a transaction we allow transactions up to DEFAULT_BLOCK_PRIORITY_SIZE - 17000
// (= 10000) to be considered safe and assume they can likely make it into this section
if (nBytes < (mode == GMF_SEND ? (DEFAULT_BLOCK_PRIORITY_SIZE - 17000) : (DEFAULT_BLOCK_PRIORITY_SIZE - 1000)))
// to be considered to fall into this category. We don't want to encourage sending
// multiple transactions instead of one big transaction to avoid fees.
// * If we are creating a transaction we allow transactions up to 1,000 bytes
// to be considered safe and assume they can likely make it into this section.
if (nBytes < (mode == GMF_SEND ? 1000 : (DEFAULT_BLOCK_PRIORITY_SIZE - 1000)))
nMinFee = 0;
}
// To limit dust spam, require base fee if any output is less than 0.01
if (nMinFee < nBaseFee)
// This code can be removed after enough miners have upgraded to version 0.9.
// Until then, be safe when sending and require a fee if any output
// is less than CENT:
if (nMinFee < nBaseFee && mode == GMF_SEND)
{
BOOST_FOREACH(const CTxOut& txout, tx.vout)
if (txout.nValue < CENT)