/******************************************************************************
* Copyright © 2014-2017 The SuperNET Developers. *
* *
* See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at *
* the top-level directory of this distribution for the individual copyright *
* holder information and the developer policies on copyright and licensing. *
* *
* Unless otherwise agreed in a custom licensing agreement, no part of the *
* SuperNET software, including this file may be copied, modified, propagated *
* or distributed except according to the terms contained in the LICENSE file *
* *
* Removal or modification of this copyright notice is prohibited. *
* *
******************************************************************************/
struct dpow_entry *dpow_notaryfind(struct supernet_info *myinfo,struct dpow_block *bp,int32_t height,int32_t *senderindp,uint8_t *senderpub)
{
int32_t i;
*senderindp = -1;
for (i=0; i<bp->numnotaries; i++)
{
if ( memcmp(bp->notaries[i].pubkey,senderpub,33) == 0 )
{
//printf("matches notary.%d\n",i);
*senderindp = i;
return(&bp->notaries[i]);
}
}
return(0);
}
void dpow_utxo2entry(struct dpow_block *bp,struct dpow_entry *ep,struct dpow_utxoentry *up)
{
int32_t i;
for (i=0; i<bp->numnotaries; i++)
bp->notaries[i].othermask |= up->othermasks[i];
ep->commit = up->commit;
ep->height = up->height;
ep->recvmask |= up->recvmask;
ep->bestk = up->bestk;
ep->src.prev_hash = up->srchash;
ep->dest.prev_hash = up->desthash;
ep->src.prev_vout = up->srcvout;
ep->dest.prev_vout = up->destvout;
}
void dpow_entry2utxo(struct dpow_utxoentry *up,struct dpow_block *bp,struct dpow_entry *ep)
{
int32_t i;
up->commit = bp->commit;
up->hashmsg = bp->hashmsg;
up->height = bp->height;
up->recvmask = bp->recvmask;
up->bestk = bp->bestk;
for (i=0; i<bp->numnotaries; i++)
up->othermasks[i] = bp->notaries[i].recvmask;
for (i=0; i<33; i++)
up->pubkey[i] = ep->pubkey[i];
up->commit = ep->commit;
up->height = ep->height;
up->recvmask = ep->recvmask;
up->bestk = ep->bestk;
up->srchash = ep->src.prev_hash;
up->desthash = ep->dest.prev_hash;
up->srcvout = ep->src.prev_vout;
up->destvout = ep->dest.prev_vout;
}
int32_t dpow_datahandler(struct supernet_info *myinfo,struct dpow_info *dp,struct dpow_block *bp,uint8_t nn_senderind,uint32_t channel,uint32_t height,uint8_t *data,int32_t datalen)
{
int32_t i,src_or_dest,myind = -1; bits256 txid,srchash; struct iguana_info *coin; char str[65],str2[65];
memset(srchash.bytes,0,sizeof(srchash));
dpow_notaryfind(myinfo,bp,height,&myind,dp->minerkey33);
if ( myind < 0 )
{
//printf("couldnt find myind height.%d | this means your pubkey for this node is not registered and needs to be ratified by majority vote of all notaries\n",height);
return(-1);
}
for (i=0; i<32; i++)
srchash.bytes[i] = dp->minerkey33[i+1];
if ( channel == DPOW_TXIDCHANNEL || channel == DPOW_BTCTXIDCHANNEL )
{
src_or_dest = (channel == DPOW_BTCTXIDCHANNEL);
coin = (src_or_dest != 0) ? bp->destcoin : bp->srccoin;
//printf("bp.%p datalen.%d\n",bp,datalen);
for (i=0; i<32; i++)
srchash.bytes[i] = data[i];
txid = bits256_doublesha256(0,&data[32],datalen-32);
init_hexbytes_noT(bp->signedtx,&data[32],datalen-32);
if ( bits256_cmp(txid,srchash) == 0 )
{
//printf("verify (%s) it is properly signed! set ht.%d signedtxid to %s\n",coin->symbol,height,bits256_str(str,txid));
/*if ( channel == DPOW_BTCTXIDCHANNEL )
{
if ( bp->state < 1000 )
{
bp->desttxid = txid;
bp->state = 1000;
dp->destupdated = 0;
dpow_signedtxgen(myinfo,dp,bp->srccoin,bp,bp->bestk,bp->bestmask,myind,DPOW_SIGCHANNEL,0,bp->isratify);
//dpow_sigscheck(myinfo,dp,bp,DPOW_SIGCHANNEL,myind,0);
}
}
else
{
if ( bp->state != 0xffffffff )
{
bp->srctxid = txid;
printf("set state elapsed %d COMPLETED %s.(%s) %s.(%s)\n",(int32_t)(time(NULL) - bp->starttime),dp->symbol,bits256_str(str,bp->desttxid),dp->dest,bits256_str(str2,txid));
bp->state = 0xffffffff;
}
}*/
}
else
{
init_hexbytes_noT(bp->signedtx,data,datalen);
printf("txidchannel txid %s mismatch %s (%s)\n",bits256_str(str,txid),bits256_str(str2,srchash),bp->signedtx);
bp->signedtx[0] = 0;
}
} //else printf("unhandled channel.%x\n",channel);
return(0);
}
int32_t dpow_checkutxo(struct supernet_info *myinfo,struct dpow_info *dp,struct dpow_block *bp,struct iguana_info *coin,bits256 *txidp,int32_t *voutp,char *coinaddr,char *srccoin)
{
int32_t haveutxo,completed,minutxo,n; bits256 signedtxid; cJSON *addresses; char *rawtx,*sendtx;
if ( strcmp("BTC",coin->symbol) == 0 )
{
minutxo = 199;
n = 10;
}
else if ( strcmp("KMD",coin->symbol) == 0 )
{
minutxo = 512;
n = 256;
}
else
{
minutxo = 49;
n = 50;
}
if ( (haveutxo= dpow_haveutxo(myinfo,coin,txidp,voutp,coinaddr,srccoin)) <= minutxo && time(NULL) > dp->lastsplit+bp->duration && (bp->myind != 0 || dp->ratifying == 0) )
{
addresses = cJSON_CreateArray();
jaddistr(addresses,coinaddr);
if ( (rawtx= iguana_utxoduplicates(myinfo,coin,dp->minerkey33,DPOW_UTXOSIZE,n,&completed,&signedtxid,0,addresses)) != 0 )
{
if ( (sendtx= dpow_sendrawtransaction(myinfo,coin,rawtx)) != 0 )
{
printf("sendrawtransaction.(%s)\n",sendtx);
free(sendtx);
}
free(rawtx);
}
free_json(addresses);
dp->lastsplit = (uint32_t)time(NULL);
}
if ( bits256_nonz(*txidp) == 0 )
return(-1);
return(haveutxo);
}
uint32_t Numallocated;
int32_t dpow_opreturn_parsesrc(bits256 *blockhashp,int32_t *heightp,bits256 *txidp,char *symbol,bits256 *MoMp,uint32_t *MoMdepthp,uint8_t *opret,int32_t opretlen)
{
int32_t i,c,len,offset = 0; uint8_t op;
symbol[0] = 0;
memset(blockhashp->bytes,0,sizeof(*blockhashp));
memset(heightp,0,sizeof(*heightp));
memset(txidp->bytes,0,sizeof(*txidp));
memset(MoMp->bytes,0,sizeof(*MoMp));
memset(MoMdepthp,0,sizeof(*MoMdepthp));
if ( opret[offset++] == 0x6a )
{
if ( (op= opret[offset++]) < 0x4c )
len = op;
else if ( op == 0x4c )
len = opret[offset++];
else if ( op == 0x4d )
{
len = opret[offset++];
len = len + ((int32_t)opret[offset++] << 8);
} else return(-1);
offset += iguana_rwbignum(0,&opret[offset],sizeof(*blockhashp),blockhashp->bytes);
offset += iguana_rwnum(0,&opret[offset],sizeof(*heightp),(uint32_t *)heightp);
offset += iguana_rwbignum(0,&opret[offset],sizeof(*txidp),txidp->bytes);
for (i=0; i<65; i++)
{
if ( (c= opret[offset++]) == 0 )
{
symbol[i] = 0;
break;
}
if ( offset > opretlen )
break;
symbol[i] = c;
}
if ( offset+sizeof(bits256)+sizeof(uint32_t) <= opretlen )
{
offset += iguana_rwbignum(0,&opret[offset],sizeof(*MoMp),MoMp->bytes);
offset += iguana_rwnum(0,&opret[offset],sizeof(*MoMdepthp),(uint32_t *)MoMdepthp);
}
///printf("offset.%d vs len.%d\n",offset,len);
return(len);
}
return(-1);
}
int32_t dpow_txhasnotarization(uint64_t *signedmaskp,int32_t *nothtp,struct supernet_info *myinfo,struct iguana_info *coin,bits256 txid,int32_t height)
{
cJSON *txobj,*vins,*vin,*vouts,*vout,*spentobj,*sobj; char *hexstr; uint8_t script[256]; bits256 spenttxid; uint64_t notarymask=0; int32_t i,j,numnotaries,len,spentvout,numvins,numvouts,hasnotarization = 0;
if ( (txobj= dpow_gettransaction(myinfo,coin,txid)) != 0 )
{
if ( (vins= jarray(&numvins,txobj,"vin")) != 0 )
{
if ( numvins >= DPOW_MIN_ASSETCHAIN_SIGS )
{
notarymask = numnotaries = 0;
for (i=0; i<numvins; i++)
{
vin = jitem(vins,i);
spenttxid = jbits256(vin,"txid");
spentvout = jint(vin,"vout");
if ( (spentobj= dpow_gettransaction(myinfo,coin,spenttxid)) != 0 )
{
if ( (vouts= jarray(&numvouts,spentobj,"vout")) != 0 )
{
if ( spentvout < numvouts )
{
vout = jitem(vouts,spentvout);
if ( (sobj= jobj(vout,"scriptPubKey")) != 0 && (hexstr= jstr(sobj,"hex")) != 0 && (len= is_hexstr(hexstr,0)) == 35*2 )
{
len >>= 1;
decode_hex(script,len,hexstr);
if ( script[0] == 33 && script[34] == 0xac )
{
for (j=0; j<Notaries_num; j++)
{
if ( strncmp(Notaries_elected[j][1],hexstr+2,66) == 0 )
{
if ( ((1LL << j) & notarymask) == 0 )
{
printf("n%d ",j);
numnotaries++;
notarymask |= (1LL << j);
break;
}
}
}
}
}
}
}
free_json(spentobj);
}
}
if ( numnotaries > 0 )
{
if ( numnotaries >= DPOW_MIN_ASSETCHAIN_SIGS )
{
hasnotarization = 1;
*nothtp = height - 10;
if ( (vouts= jarray(&numvouts,txobj,"vout")) != 0 )
{
bits256 blockhash,txid,MoM; uint32_t MoMdepth; char symbol[65],str[65],str2[65],str3[65];
vout = jitem(vouts,numvouts-1);
if ( (sobj= jobj(vout,"scriptPubKey")) != 0 && (hexstr= jstr(sobj,"hex")) != 0 && (len= is_hexstr(hexstr,0)) > 36 && len < sizeof(script) )
{
len >>= 1;
decode_hex(script,len,hexstr);
if ( dpow_opreturn_parsesrc(&blockhash,nothtp,&txid,symbol,&MoM,&MoMdepth,script,len) > 0 )
{
if ( bits256_nonz(MoM) == 0 || MoMdepth == 0 || *nothtp >= height || *nothtp < 0 )
*nothtp = 0;
printf("%s.%d notarizationht.%d %s -> %s MoM.%s [%d]\n",symbol,height,*nothtp,bits256_str(str,blockhash),bits256_str(str2,txid),bits256_str(str3,MoM),MoMdepth);
}
}
}
}
}
}
}
free_json(txobj);
}
if ( hasnotarization != 0 )
(*signedmaskp) = notarymask;
return(hasnotarization);
}
int32_t dpow_hasnotarization(uint64_t *signedmaskp,int32_t *nothtp,struct supernet_info *myinfo,struct iguana_info *coin,cJSON *blockjson,int32_t ht)
{
int32_t i,n,hasnotarization = 0; bits256 txid; cJSON *txarray;
*nothtp = 0;
*signedmaskp = 0;
if ( (txarray= jarray(&n,blockjson,"tx")) != 0 )
{
for (i=0; i<n; i++)
{
txid = jbits256i(txarray,i);
hasnotarization += dpow_txhasnotarization(signedmaskp,nothtp,myinfo,coin,txid,ht);
}
}
return(hasnotarization);
}
bits256 dpow_calcMoM(uint32_t *MoMdepthp,struct supernet_info *myinfo,struct iguana_info *coin,int32_t height)
{
bits256 MoM,blockhash,merkle,*merkles; cJSON *blockjson; uint64_t signedmask; int32_t breakht=0,notht=0,ht,maxdepth = 1440,MoMdepth = 0;
memset(MoM.bytes,0,sizeof(MoM));
blockhash = dpow_getblockhash(myinfo,coin,height);
//printf("start MoM calc %s height.%d\n",coin->symbol,height);
if ( (blockjson= dpow_getblock(myinfo,coin,blockhash)) != 0 )
{
merkle = jbits256(blockjson,"merkleroot");
free_json(blockjson);
if ( bits256_nonz(merkle) != 0 )
{
merkles = calloc(3*maxdepth+1,sizeof(*merkles));
merkles[MoMdepth++] = merkle;
ht = height - MoMdepth;
while ( MoMdepth < maxdepth && ht > breakht && ht > 0 )
{
//fprintf(stderr,"%s.%d ",coin->symbol,ht);
blockhash = dpow_getblockhash(myinfo,coin,ht);
if ( (blockjson= dpow_getblock(myinfo,coin,blockhash)) != 0 )
{
if ( breakht == 0 && dpow_hasnotarization(&signedmask,¬ht,myinfo,coin,blockjson,ht) > 0 )
{
breakht = notht;
//free_json(blockjson);
//printf("%s has notarization at %d for breakht.%d\n",coin->symbol,ht,notht);
}
merkle = jbits256(blockjson,"merkleroot");
free_json(blockjson);
if ( bits256_nonz(merkle) != 0 )
merkles[MoMdepth++] = merkle;
else
{
printf("%s MoMdepth.%d ht.%d from height.%d, null merkleroot\n",coin->symbol,MoMdepth,ht,height);
MoMdepth = 0;
break;
}
}
else
{
printf("%s MoMdepth.%d ht.%d from height.%d, no blockhash\n",coin->symbol,MoMdepth,ht,height);
MoMdepth = 0;
break;
}
ht = height - MoMdepth;
}
if ( MoMdepth > 0 )
{
MoM = iguana_merkle(coin->symbol,merkles,MoMdepth);
char str[65]; printf("%s from height.%d ht.%d MoMdepth.%d -> MoM %s\n",coin->symbol,height,ht,MoMdepth,bits256_str(str,MoM));
}
else
{
printf("unexpected %s from height.%d MoMdepth.%d vs max.%d\n",coin->symbol,height,MoMdepth,maxdepth);
MoMdepth = 0;
}
free(merkles);
} else printf("%s.ht%d null merkles\n",coin->symbol,height);
} else printf("%s.ht%d null block\n",coin->symbol,height);
*MoMdepthp = MoMdepth;
//printf("done MoM calc %s height.%d MoMdepth.%d\n",coin->symbol,height,MoMdepth);
return(MoM);
}
void dpow_statemachinestart(void *ptr)
{
void **ptrs = ptr;
struct supernet_info *myinfo; struct dpow_info *dp; struct dpow_checkpoint checkpoint;
int32_t i,j,ht,extralen,destprevvout0,srcprevvout0,numratified=0,kmdheight,myind = -1; uint8_t extras[10000],pubkeys[64][33]; cJSON *ratified=0,*item; struct iguana_info *src,*dest; char *jsonstr,*handle,*hexstr,str[65],str2[65],srcaddr[64],destaddr[64]; bits256 zero,MoM,merkleroot,srchash,destprevtxid0,srcprevtxid0; struct dpow_block *bp; struct dpow_entry *ep = 0; uint32_t MoMdepth,duration,minsigs,starttime,srctime;
memset(&zero,0,sizeof(zero));
MoM = zero;
srcprevtxid0 = destprevtxid0 = zero;
srcprevvout0 = destprevvout0 = -1;
myinfo = ptrs[0];
dp = ptrs[1];
minsigs = (uint32_t)(long)ptrs[2];
duration = (uint32_t)(long)ptrs[3];
jsonstr = ptrs[4];
kmdheight = -1;
memcpy(&checkpoint,&ptrs[5],sizeof(checkpoint));
src = iguana_coinfind(dp->symbol);
dest = iguana_coinfind(dp->dest);
dpow_getchaintip(myinfo,&merkleroot,&srchash,&srctime,dp->desttx,&dp->numdesttx,dest);
dpow_getchaintip(myinfo,&merkleroot,&srchash,&srctime,dp->srctx,&dp->numsrctx,src);
if ( src == 0 || dest == 0 )
{
printf("null coin ptr? (%s %p or %s %p)\n",dp->symbol,src,dp->dest,dest);
free(ptr);
return;
}
MoMdepth = 0;
if ( strcmp(src->symbol,"KMD") == 0 )
kmdheight = checkpoint.blockhash.height;
else if ( strcmp(dest->symbol,"KMD") == 0 )
{
kmdheight = dest->longestchain;
//portable_mutex_lock(&myinfo->MoM_mutex);
MoM = dpow_calcMoM(&MoMdepth,myinfo,src,checkpoint.blockhash.height);
//portable_mutex_unlock(&myinfo->MoM_mutex);
}
if ( (bp= dp->blocks[checkpoint.blockhash.height]) == 0 )
{
bp = calloc(1,sizeof(*bp));
//printf("allocate bp for %s ht.%d -> %s\n",src->symbol,checkpoint.blockhash.height,dest->symbol);
Numallocated++;
bp->MoM = MoM;
bp->MoMdepth = MoMdepth;
bp->minsigs = minsigs;
bp->duration = duration;
bp->srccoin = src;
bp->destcoin = dest;
bp->myind = -1;
bp->opret_symbol = dp->symbol;
if ( jsonstr != 0 && (ratified= cJSON_Parse(jsonstr)) != 0 )
{
bp->isratify = 1;
if ( (numratified= cJSON_GetArraySize(ratified)) > 0 )
{
if ( numratified > 64 )
{
fprintf(stderr,"cant ratify more than 64 notaries ratified has %d\n",numratified);
free(ptr);
free_json(ratified);
return;
}
for (i=0; i<numratified; i++)
{
item = jitem(ratified,i);
hexstr = handle = 0;
if ( (hexstr= jstr(item,"pubkey")) != 0 && is_hexstr(hexstr,0) == 66 )
{
decode_hex(bp->ratified_pubkeys[i],33,hexstr);
for (j=0; j<i; j++)
if ( memcmp(bp->ratified_pubkeys[j],bp->ratified_pubkeys[i],33) == 0 )
{
printf("ratification.%d is the same as %d, reject this donkey\n",j,i);
exit(-1);
}
if ( (handle= jstr(item,"handle")) != 0 )
safecopy(bp->handles[i],handle,sizeof(bp->handles[i]));
if ( i == 0 )
{
destprevtxid0 = jbits256(item,"destprevtxid0");
destprevvout0 = jint(item,"destprevvout0");
srcprevtxid0 = jbits256(item,"srcprevtxid0");
srcprevvout0 = jint(item,"srcprevvout0");
if ( bits256_nonz(destprevtxid0) != 0 && bits256_nonz(srcprevtxid0) != 0 )
bp->require0 = 1;
}
}
else
{
printf("break loop hexstr.%p handle.%p\n",hexstr,handle);
break;
}
}
if ( i == numratified )
{
bp->numratified = numratified;
bp->ratified = ratified;
printf("numratified.%d %s\n",numratified,jprint(ratified,0));
} else printf("i.%d numratified.%d\n",i,numratified);
}
free_json(ratified);
}
bp->bestk = -1;
dp->blocks[checkpoint.blockhash.height] = bp;
bp->beacon = rand256(0);
vcalc_sha256(0,bp->commit.bytes,bp->beacon.bytes,sizeof(bp->beacon));
}
if ( bp->isratify != 0 && dp->ratifying != 0 )
{
printf("new ratification starting dp->ratifying.%d\n",dp->ratifying);
dp->ratifying++;
while ( dp->ratifying > 1 )
sleep(3);
printf("other ratifications stopped\n");
}
if ( dp->ratifying != 0 && bp->isratify == 0 )
{
printf("skip notarization ht.%d when ratifying\n",bp->height);
free(ptr);
return;
}
dp->ratifying += bp->isratify;
bitcoin_address(srcaddr,src->chain->pubtype,dp->minerkey33,33);
bitcoin_address(destaddr,dest->chain->pubtype,dp->minerkey33,33);
if ( kmdheight >= 0 )
{
ht = kmdheight;///strcmp("KMD",src->symbol) == 0 ? kmdheight : bp->height;
if ( strcmp("KMD",dest->symbol) == 0 )
{
bp->numnotaries = komodo_notaries(dest->symbol,pubkeys,ht);
}
else
{
if ( ht == 0 )
ht = strcmp("KMD",src->symbol) == 0 ? src->longestchain : dest->longestchain;
bp->numnotaries = komodo_notaries(src->symbol,pubkeys,ht);
}
for (i=0; i<bp->numnotaries; i++)
{
//int32_t j; for (j=0; j<33; j++)
// printf("%02x",pubkeys[i][j]);
//printf(" <= pubkey[%d]\n",i);
memcpy(bp->notaries[i].pubkey,pubkeys[i],33);
if ( strcmp("KMD",src->symbol) == 0 )
memcpy(myinfo->notaries[i],pubkeys[i],33);
if ( memcmp(bp->notaries[i].pubkey,dp->minerkey33,33) == 0 )
{
myind = i;
ep = &bp->notaries[myind];
for (j=0; j<33; j++)
printf("%02x",dp->minerkey33[j]);
printf(" MYIND.%d <<<<<<<<<<<<<<<<<<<<<<\n",myind);
}
}
if ( strcmp("KMD",src->symbol) == 0 )
myinfo->numnotaries = bp->numnotaries;
if ( myind < 0 || ep == 0 )
{
printf("minerkey33-> ");
for (i=0; i<33; i++)
printf("%02x",dp->minerkey33[i]);
printf(" statemachinestart this node %s %s is not official notary numnotaries.%d kmdht.%d bpht.%d\n",srcaddr,destaddr,bp->numnotaries,kmdheight,bp->height);
free(ptr);
dp->ratifying -= bp->isratify;
return;
}
printf("myind.%d\n",myind);
}
else
{
printf("statemachinestart no kmdheight.%d\n",kmdheight);
free(ptr);
dp->ratifying -= bp->isratify;
return;
}
bp->myind = myind;
printf("[%d] notarize %s->%s %s ht.%d minsigs.%d duration.%d start.%u\n",bp->myind,dp->symbol,dp->dest,bits256_str(str,checkpoint.blockhash.hash),checkpoint.blockhash.height,minsigs,duration,checkpoint.timestamp);
if ( bp->isratify != 0 && memcmp(bp->notaries[0].pubkey,bp->ratified_pubkeys[0],33) != 0 )
{
for (i=0; i<33; i++)
printf("%02x",bp->notaries[0].pubkey[i]);
printf(" current vs ");
for (i=0; i<33; i++)
printf("%02x",bp->ratified_pubkeys[0][i]);
printf(" new, cant change notary0\n");
dp->ratifying -= bp->isratify;
free(ptr);
return;
}
//printf(" myind.%d myaddr.(%s %s)\n",myind,srcaddr,destaddr);
if ( myind == 0 && bits256_nonz(destprevtxid0) != 0 && bits256_nonz(srcprevtxid0) != 0 && destprevvout0 >= 0 && srcprevvout0 >= 0 )
{
ep->dest.prev_hash = destprevtxid0;
ep->dest.prev_vout = destprevvout0;
ep->src.prev_hash = srcprevtxid0;
ep->src.prev_vout = srcprevvout0;
bp->notaries[myind].ratifysrcutxo = srcprevtxid0;
bp->notaries[myind].ratifysrcvout = srcprevvout0;
bp->notaries[myind].ratifydestutxo = destprevtxid0;
bp->notaries[myind].ratifydestvout = destprevvout0;
printf("Use override utxo %s/v%d %s/v%d\n",bits256_str(str,destprevtxid0),destprevvout0,bits256_str(str2,srcprevtxid0),srcprevvout0);
}
else
{
if ( dpow_checkutxo(myinfo,dp,bp,bp->destcoin,&ep->dest.prev_hash,&ep->dest.prev_vout,destaddr,src->symbol) < 0 )
{
printf("dont have %s %s utxo, please send funds\n",dp->dest,destaddr);
dp->ratifying -= bp->isratify;
free(ptr);
return;
}
if ( dpow_checkutxo(myinfo,dp,bp,bp->srccoin,&ep->src.prev_hash,&ep->src.prev_vout,srcaddr,"") < 0 )
{
printf("dont have %s %s utxo, please send funds\n",dp->symbol,srcaddr);
dp->ratifying -= bp->isratify;
free(ptr);
return;
}
if ( bp->isratify != 0 )
{
bp->notaries[myind].ratifysrcutxo = ep->src.prev_hash;
bp->notaries[myind].ratifysrcvout = ep->src.prev_vout;
bp->notaries[myind].ratifydestutxo = ep->dest.prev_hash;
bp->notaries[myind].ratifydestvout = ep->dest.prev_vout;
}
}
bp->recvmask |= (1LL << myind);
bp->notaries[myind].othermask |= (1LL << myind);
dp->checkpoint = checkpoint;
bp->height = checkpoint.blockhash.height;
bp->timestamp = checkpoint.timestamp;
bp->hashmsg = checkpoint.blockhash.hash;
bp->myind = myind;
while ( bp->isratify == 0 && dp->destupdated == 0 )
{
if ( (checkpoint.blockhash.height % 100) != 0 && dp->checkpoint.blockhash.height > checkpoint.blockhash.height )
{
printf("abort %s ht.%d due to new checkpoint.%d\n",dp->symbol,checkpoint.blockhash.height,dp->checkpoint.blockhash.height);
dp->ratifying -= bp->isratify;
free(ptr);
return;
}
sleep(1);
}
starttime = (uint32_t)time(NULL);
if ( bp->isratify == 0 )
{
//if ( (starttime= checkpoint.timestamp) == 0 )
bp->starttime = starttime;
extralen = dpow_paxpending(extras,&bp->paxwdcrc,bp->MoM,bp->MoMdepth);
bp->notaries[bp->myind].paxwdcrc = bp->paxwdcrc;
}
printf("PAXWDCRC.%x myind.%d isratify.%d DPOW.%s statemachine checkpoint.%d %s start.%u+dur.%d vs %ld\n",bp->paxwdcrc,bp->myind,bp->isratify,src->symbol,checkpoint.blockhash.height,bits256_str(str,checkpoint.blockhash.hash),starttime,bp->duration,time(NULL));
for (i=0; i<sizeof(srchash); i++)
srchash.bytes[i] = dp->minerkey33[i+1];
//printf("start utxosync start.%u %u\n",starttime,(uint32_t)time(NULL));
//dpow_utxosync(myinfo,dp,bp,0,myind,srchash);
//printf("done utxosync start.%u %u\n",starttime,(uint32_t)time(NULL));
while ( time(NULL) < starttime+bp->duration && src != 0 && dest != 0 && bp->state != 0xffffffff )
{
if ( bp->isratify == 0 )
{
if ( myinfo->DPOWS[0].ratifying != 0 )
{
printf("break due to already ratifying\n");
break;
}
extralen = dpow_paxpending(extras,&bp->paxwdcrc,bp->MoM,bp->MoMdepth);
bp->notaries[bp->myind].paxwdcrc = bp->paxwdcrc;
}
sleep(13);
if ( dp->checkpoint.blockhash.height > checkpoint.blockhash.height )
{
if ( bp->isratify == 0 )
{
printf("abort %s ht.%d due to new checkpoint.%d\n",dp->symbol,checkpoint.blockhash.height,dp->checkpoint.blockhash.height);
break;
}
}
if ( dp->ratifying > 1 )
{
printf("new ratification started. abort ht.%d\n",bp->height);
break;
}
if ( bp->isratify == 0 )
{
bits256 checkhash;
checkhash = dpow_getblockhash(myinfo,bp->srccoin,bp->height);
if ( bits256_cmp(checkhash,bp->hashmsg) != 0 )
{
printf("%s ht.%d %s got reorged to %s, abort notarization\n",bp->srccoin->symbol,bp->height,bits256_str(str,bp->hashmsg),bits256_str(str2,checkhash));
bp->state = 0xffffffff;
}
}
if ( bp->state != 0xffffffff )
{
dpow_send(myinfo,dp,bp,srchash,bp->hashmsg,0,bp->height,(void *)"ping",0);
dpow_nanomsg_update(myinfo);
}
else
{
dp->lastnotarized = checkpoint.blockhash.hash;
printf("notarized %s %s\n",dp->symbol,bits256_str(str,checkpoint.blockhash.hash));
}
if ( 0 && dp->cancelratify != 0 && bp->isratify != 0 )
{
printf("abort pending ratify\n");
break;
}
}
printf("[%d] END isratify.%d:%d bestk.%d %llx sigs.%llx state.%x machine ht.%d completed state.%x %s.%s %s.%s recvmask.%llx paxwdcrc.%x %p %p\n",Numallocated,bp->isratify,dp->ratifying,bp->bestk,(long long)bp->bestmask,(long long)(bp->bestk>=0?bp->destsigsmasks[bp->bestk]:0),bp->state,bp->height,bp->state,dp->dest,bits256_str(str,bp->desttxid),dp->symbol,bits256_str(str2,bp->srctxid),(long long)bp->recvmask,bp->paxwdcrc,src,dest);
dp->lastrecvmask = bp->recvmask;
dp->ratifying -= bp->isratify;
// dp->blocks[bp->height] = 0;
bp->state = 0xffffffff;
free(ptr);
}