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daa fork height

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Duke Leto
2021-03-06 16:32:41 -05:00
parent 1d260fb919
commit 6e7b44b7c0
2 changed files with 9 additions and 11 deletions
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9
src/main.cpp
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@@ -5033,20 +5033,21 @@ bool ContextualCheckBlockHeader(const CBlockHeader& block, CValidationState& sta
assert(pindexPrev);
int nHeight = pindexPrev->GetHeight()+1;
bool ishush3 = strncmp(SMART_CHAIN_SYMBOL, "HUSH3",5) == 0 ? true : false;
int daaForkHeight = GetArg("-daaforkheight", 448450);
int nHeight = pindexPrev->GetHeight()+1;
bool ishush3 = strncmp(SMART_CHAIN_SYMBOL, "HUSH3",5) == 0 ? true : false;
// Check Proof-of-Work difficulty
if (ishush3) {
// The change of blocktime from 150s to 75s caused Weird Stuff in the difficulty/work calculations
// caused by the fact that Difficulty Adjustment Algorithms do not take into account blocktime
// changing at run-time, which breaks assumptions in the algorithm
unsigned int nNextWork = GetNextWorkRequired(pindexPrev, &block, consensusParams);
//if ((nHeight < 340000 || nHeight > 342500) && block.nBits != nNextWork) {
//if ((nHeight < daaheight) && block.nBits != nNextWork) {
if (block.nBits != nNextWork) {
//cout << "Incorrect HUSH diffbits at height " << nHeight <<
// " " << block.nBits << " block.nBits vs. calc " << nNextWork <<
// " " << block.GetHash().ToString() << " @ " << block.GetBlockTime() << endl;
if (nHeight < 340000) {
if (nHeight < daaForkHeight) {
return state.DoS(100, error("%s: Incorrect diffbits at height %d", __func__, nHeight), REJECT_INVALID, "bad-diffbits");
} else {
LogPrintf("%s: Ignoring nbits calc : %lu vs block %lu\n",__func__, nNextWork, block.nBits );

11
src/pow.cpp
View File

@@ -508,13 +508,10 @@ unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHead
// Changing this requires changing many other things and
// changes consensus. Have fun -- Duke
int64_t AveragingWindowTimespan(int32_t height) {
int64_t AWT = 2550;
/*
int32_t forkHeight = 0;
if (height >= forkHeight) {
AWT = 1275;
}
*/
// used in const methods, beware!
// This is the correct AWT for 75s blocktime, before block 340k
// the correct value was 2550 when the blocktime was 150s
int64_t AWT = 1275;
return AWT;
}