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prices rpc call stub

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This commit is contained in:
jl777
2019-04-01 23:09:51 -11:00
parent 175d0fa4a6
commit c90448edba
4 changed files with 84 additions and 25 deletions
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26
src/komodo_gateway.h
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@@ -1553,7 +1553,7 @@ extern std::vector<uint8_t> Mineropret; // opreturn data set by the data gatheri
#define PRICES_SIZEBIT0 (sizeof(uint32_t) * 4) // 4 uint32_t unixtimestamp, BTCUSD, BTCGBP and BTCEUR
// komodo_heightpricebits() extracts the price data in the coinbase for nHeight
int32_t komodo_heightpricebits(uint32_t prevbits[4],int32_t nHeight)
int32_t komodo_heightpricebits(uint32_t *heightbits,int32_t nHeight)
{
CBlockIndex *pindex; CBlock block; CTransaction tx; int32_t numvouts; std::vector<uint8_t> vopret;
if ( (pindex= komodo_chainactive(nHeight)) != 0 )
@@ -1565,8 +1565,8 @@ int32_t komodo_heightpricebits(uint32_t prevbits[4],int32_t nHeight)
GetOpReturnData(tx.vout[numvouts-1].scriptPubKey,vopret);
if ( vopret.size() >= PRICES_SIZEBIT0 )
{
memcpy(prevbits,vopret.data(),vopret.size());
return(0);
memcpy(heightbits,vopret.data(),vopret.size());
return((int32_t)(vopret.size()/sizeof(uint32_t)));
}
}
}
@@ -1574,6 +1574,20 @@ int32_t komodo_heightpricebits(uint32_t prevbits[4],int32_t nHeight)
return(-1);
}
int32_t komodo_prices(uint32_t *prices,uint32_t *correlated,uint32_t *smoothed,int32_t height)
{
int32_t i,n;
n = komodo_heightpricebits(prices,height);
for (i=0; i<n; i++)
{
correlated[i] = prices[i];
}
for (i=0; i<n; i++)
{
smoothed[i] = correlated[i];
}
}
/*
komodo_pricenew() is passed in a reference price, the change tolerance and the proposed price. it needs to return a clipped price if it is too big and also set a flag if it is at or above the limit
*/
@@ -1659,7 +1673,7 @@ CScript komodo_mineropret(int32_t nHeight)
if ( numzero != 0 )
fprintf(stderr,"numzero.%d\n",numzero);
}
if ( komodo_heightpricebits(prevbits,nHeight-1) == 0 )
if ( komodo_heightpricebits(prevbits,nHeight-1) > 0 )
{
memcpy(pricebits,Mineropret.data(),Mineropret.size());
memset(maxflags,0,sizeof(maxflags));
@@ -1718,7 +1732,7 @@ int32_t komodo_opretvalidate(const CBlock *block,CBlockIndex * const previndex,i
fprintf(stderr,"A ht.%d now.%u htstamp.%u %u - pricebits[0] %u -> lags.%d %d %d\n",nHeight,now,prevtime,block->nTime,pricebits[0],lag,lag2,lag3);
return(-1);
}
if ( lag2 < -120 )//-ASSETCHAINS_BLOCKTIME/2 ) // must be close to last block timestamp
if ( lag2 < -testchain_exemption ) // must be close to last block timestamp
{
fprintf(stderr,"B ht.%d now.%u htstamp.%u %u - pricebits[0] %u -> lags.%d %d %d vs %d cmp.%d\n",nHeight,now,prevtime,block->nTime,pricebits[0],lag,lag2,lag3,ASSETCHAINS_BLOCKTIME,lag2<-ASSETCHAINS_BLOCKTIME);
if ( nHeight > testchain_exemption )
@@ -1734,7 +1748,7 @@ int32_t komodo_opretvalidate(const CBlock *block,CBlockIndex * const previndex,i
btcgbp = (double)pricebits[2]/10000;
btceur = (double)pricebits[3]/10000;
fprintf(stderr,"ht.%d: lag.%d %.4f USD, %.4f GBP, %.4f EUR, GBPUSD %.6f, EURUSD %.6f, EURGBP %.6f [%d]\n",nHeight,lag,btcusd,btcgbp,btceur,btcusd/btcgbp,btcusd/btceur,btcgbp/btceur,lag2);
if ( komodo_heightpricebits(prevbits,nHeight-1) == 0 )
if ( komodo_heightpricebits(prevbits,nHeight-1) > 0 )
{
if ( nHeight < testchain_exemption )
{