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Local validation of limit move

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jl777
2019-03-28 10:22:29 -11:00
parent d56ef29e48
commit b7f15dd8b3
1 changed files with 24 additions and 6 deletions
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30
src/komodo_gateway.h
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@@ -1590,7 +1590,7 @@ uint32_t komodo_pricenew(int32_t *maxflagp,uint32_t price,uint32_t refprice,int6
} }
else if ( price <= lowprice ) else if ( price <= lowprice )
{ {
*maxflagp = 1; *maxflagp = -1;
if ( price < lowprice ) if ( price < lowprice )
return(lowprice); return(lowprice);
} }
@@ -1655,7 +1655,7 @@ CScript komodo_mineropret(int32_t nHeight)
int32_t komodo_opretvalidate(int32_t nHeight,CScript scriptPubKey) int32_t komodo_opretvalidate(int32_t nHeight,CScript scriptPubKey)
{ {
std::vector<uint8_t> vopret; uint32_t pricebits[4],prevbits[4]; int32_t i,lag,lag2,maxflag=0; std::vector<uint8_t> vopret; uint32_t localbits[4],pricebits[4],prevbits[4],newprice; int32_t i,lag,lag2,maxflag=0;
if ( ASSETCHAINS_CBOPRET != 0 ) if ( ASSETCHAINS_CBOPRET != 0 )
{ {
GetOpReturnData(scriptPubKey,vopret); GetOpReturnData(scriptPubKey,vopret);
@@ -1675,11 +1675,29 @@ int32_t komodo_opretvalidate(int32_t nHeight,CScript scriptPubKey)
return(-1); return(-1);
} else return(-1); } else return(-1);
} }
if ( maxflag == 0 && lag < ASSETCHAINS_BLOCKTIME && Mineropret.size() >= PRICES_SIZEBIT0 ) if ( lag < ASSETCHAINS_BLOCKTIME && Mineropret.size() >= PRICES_SIZEBIT0 )
{ {
memcpy(prevbits,&Mineropret[0],PRICES_SIZEBIT0); memcpy(localbits,&Mineropret[0],PRICES_SIZEBIT0);
if ( komodo_pricecmp(&maxflag,pricebits,prevbits,PRICES_MAXCHANGE) < 0 ) if ( maxflag == 0 )
return(-1); {
if ( komodo_pricecmp(&maxflag,localbits,prevbits,PRICES_MAXCHANGE) < 0 )
return(-1);
}
else
{
for (i=1; i<4; i++)
{
maxflag = 0;
if ( (newprice= komodo_pricenew(maxflag,pricebits[i],prevbits[i],PRICES_MAXCHANGE)) != 0 ) // proposed price is clamped
{
// make sure local price is beyond clamped
if ( maxflag > 0 && localbits[i] < pricebits[i] )
return(-1);
else if ( maxflag < 0 && localbits[i] > pricebits[i] )
return(-1);
}
}
}
} }
return(0); return(0);
} else fprintf(stderr,"wrong size %d vs %d, scriptPubKey size %d [%02x]\n",(int32_t)vopret.size(),(int32_t)PRICES_SIZEBIT0,(int32_t)scriptPubKey.size(),scriptPubKey[0]); } else fprintf(stderr,"wrong size %d vs %d, scriptPubKey size %d [%02x]\n",(int32_t)vopret.size(),(int32_t)PRICES_SIZEBIT0,(int32_t)scriptPubKey.size(),scriptPubKey[0]);