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Track net value entering and exiting the Sprout circuit

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Delta values will be stored for new blocks; old blocks can be filled in by
re-indexing. The net value currently in the Sprout circuit is only calculated
when delta values for all previous blocks are present.
This commit is contained in:
Jack Grigg
2017-11-09 22:09:54 +00:00
parent 6f9f09dfb0
commit ad6a36ad02
4 changed files with 133 additions and 0 deletions
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25
src/main.cpp
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@@ -2835,6 +2835,15 @@ bool ReceivedBlockTransactions(const CBlock &block, CValidationState& state, CBl
{
pindexNew->nTx = block.vtx.size();
pindexNew->nChainTx = 0;
CAmount sproutValue = 0;
for (auto tx : block.vtx) {
for (auto js : tx.vjoinsplit) {
sproutValue += js.vpub_old;
sproutValue -= js.vpub_new;
}
}
pindexNew->nSproutValue = sproutValue;
pindexNew->nChainSproutValue = boost::none;
pindexNew->nFile = pos.nFile;
pindexNew->nDataPos = pos.nPos;
pindexNew->nUndoPos = 0;
@@ -2852,6 +2861,15 @@ bool ReceivedBlockTransactions(const CBlock &block, CValidationState& state, CBl
CBlockIndex *pindex = queue.front();
queue.pop_front();
pindex->nChainTx = (pindex->pprev ? pindex->pprev->nChainTx : 0) + pindex->nTx;
if (pindex->pprev) {
if (pindex->pprev->nChainSproutValue && pindex->nSproutValue) {
pindex->nChainSproutValue = *pindex->pprev->nChainSproutValue + *pindex->nSproutValue;
} else {
pindex->nChainSproutValue = boost::none;
}
} else {
pindex->nChainSproutValue = pindex->nSproutValue;
}
{
LOCK(cs_nBlockSequenceId);
pindex->nSequenceId = nBlockSequenceId++;
@@ -3522,12 +3540,19 @@ bool static LoadBlockIndexDB()
if (pindex->pprev) {
if (pindex->pprev->nChainTx) {
pindex->nChainTx = pindex->pprev->nChainTx + pindex->nTx;
if (pindex->pprev->nChainSproutValue && pindex->nSproutValue) {
pindex->nChainSproutValue = *pindex->pprev->nChainSproutValue + *pindex->nSproutValue;
} else {
pindex->nChainSproutValue = boost::none;
}
} else {
pindex->nChainTx = 0;
pindex->nChainSproutValue = boost::none;
mapBlocksUnlinked.insert(std::make_pair(pindex->pprev, pindex));
}
} else {
pindex->nChainTx = pindex->nTx;
pindex->nChainSproutValue = pindex->nSproutValue;
}
}
if (pindex->IsValid(BLOCK_VALID_TRANSACTIONS) && (pindex->nChainTx || pindex->pprev == NULL))