345 lines
15 KiB
C
345 lines
15 KiB
C
/******************************************************************************
|
|
* Copyright © 2014-2016 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. *
|
|
* *
|
|
******************************************************************************/
|
|
|
|
#ifndef H_KOMODO_H
|
|
#define H_KOMODO_H
|
|
|
|
// Todo: handle reorg: clear all entries above reorged height
|
|
|
|
#include <stdint.h>
|
|
#include <stdio.h>
|
|
#include <pthread.h>
|
|
#include <ctype.h>
|
|
#include "komodo_utils.h"
|
|
|
|
void komodo_stateupdate(int32_t height,uint8_t notarypubs[][33],uint8_t numnotaries,uint8_t notaryid,uint256 txhash,uint64_t voutmask,uint8_t numvouts,uint32_t *pvals,uint8_t numpvals);
|
|
void komodo_init();
|
|
int32_t komodo_notarizeddata(int32_t nHeight,uint256 *notarized_hashp,uint256 *notarized_desttxidp);
|
|
|
|
int32_t NOTARIZED_HEIGHT,Num_nutxos;
|
|
uint256 NOTARIZED_HASH,NOTARIZED_DESTTXID;
|
|
pthread_mutex_t komodo_mutex;
|
|
|
|
#include "komodo_bitcoind.h"
|
|
#include "komodo_interest.h"
|
|
#ifdef KOMODO_PAX
|
|
#include "komodo_pax.h"
|
|
#endif
|
|
#include "komodo_notary.h"
|
|
#include "komodo_gateway.h"
|
|
|
|
void komodo_stateupdate(int32_t height,uint8_t notarypubs[][33],uint8_t numnotaries,uint8_t notaryid,uint256 txhash,uint64_t voutmask,uint8_t numvouts,uint32_t *pvals,uint8_t numpvals)
|
|
{
|
|
static FILE *fp; static int32_t errs; char fname[512]; int32_t ht,func; uint8_t num,pubkeys[64][33];
|
|
#ifdef WIN32
|
|
sprintf(fname,"%s\\%s",GetDataDir(false).string().c_str(),(char *)"komodostate");
|
|
#else
|
|
sprintf(fname,"%s/%s",GetDataDir(false).string().c_str(),(char *)"komodostate");
|
|
#endif
|
|
if ( fp == 0 )
|
|
{
|
|
if ( (fp= fopen(fname,"rb+")) != 0 )
|
|
{
|
|
while ( (func= fgetc(fp)) != EOF )
|
|
{
|
|
if ( fread(&ht,1,sizeof(ht),fp) != sizeof(ht) )
|
|
errs++;
|
|
//printf("func.(%d %c) ht.%d\n",func,func,ht);
|
|
if ( func == 'P' )
|
|
{
|
|
if ( (num= fgetc(fp)) < 64 )
|
|
{
|
|
if ( fread(pubkeys,33,num,fp) != num )
|
|
errs++;
|
|
else
|
|
{
|
|
printf("updated %d pubkeys at ht.%d\n",num,ht);
|
|
komodo_notarysinit(ht,pubkeys,num);
|
|
}
|
|
} else printf("illegal num.%d\n",num);
|
|
//printf("P[%d]\n",num);
|
|
}
|
|
else if ( func == 'N' )
|
|
{
|
|
if ( fread(&NOTARIZED_HEIGHT,1,sizeof(NOTARIZED_HEIGHT),fp) != sizeof(NOTARIZED_HEIGHT) )
|
|
errs++;
|
|
if ( fread(&NOTARIZED_HASH,1,sizeof(NOTARIZED_HASH),fp) != sizeof(NOTARIZED_HASH) )
|
|
errs++;
|
|
if ( fread(&NOTARIZED_DESTTXID,1,sizeof(NOTARIZED_DESTTXID),fp) != sizeof(NOTARIZED_DESTTXID) )
|
|
errs++;
|
|
printf("load NOTARIZED %d %s\n",NOTARIZED_HEIGHT,NOTARIZED_HASH.ToString().c_str());
|
|
komodo_notarized_update(ht,NOTARIZED_HEIGHT,NOTARIZED_HASH,NOTARIZED_DESTTXID);
|
|
}
|
|
else if ( func == 'U' )
|
|
{
|
|
uint8_t n,nid; uint256 hash; uint64_t mask;
|
|
n = fgetc(fp);
|
|
nid = fgetc(fp);
|
|
//printf("U %d %d\n",n,nid);
|
|
if ( fread(&mask,1,sizeof(mask),fp) != sizeof(mask) )
|
|
errs++;
|
|
if ( fread(&hash,1,sizeof(hash),fp) != sizeof(hash) )
|
|
errs++;
|
|
komodo_nutxoadd(ht,nid,hash,mask,n);
|
|
}
|
|
else if ( func == 'D' )
|
|
{
|
|
//printf("D[%d]\n",ht);
|
|
}
|
|
#ifdef KOMODO_PAX
|
|
else if ( func == 'V' )
|
|
{
|
|
int32_t numpvals; uint32_t pvals[128];
|
|
numpvals = fgetc(fp);
|
|
if ( numpvals*sizeof(uint32_t) <= sizeof(pvals) && fread(pvals,sizeof(uint32_t),numpvals,fp) == numpvals )
|
|
{
|
|
komodo_pvals(ht,pvals,numpvals);
|
|
//printf("load pvals ht.%d numpvals.%d\n",ht,numpvals);
|
|
} else printf("error loading pvals[%d]\n",numpvals);
|
|
}
|
|
#endif
|
|
else printf("illegal func.(%d %c)\n",func,func);
|
|
}
|
|
} else fp = fopen(fname,"wb+");
|
|
printf("fname.(%s) fpos.%ld\n",fname,ftell(fp));
|
|
}
|
|
if ( fp != 0 ) // write out funcid, height, other fields, call side effect function
|
|
{
|
|
if ( height < 0 )
|
|
{
|
|
height = -height;
|
|
//printf("func D[%d] errs.%d\n",height,errs);
|
|
fputc('D',fp);
|
|
if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
|
|
errs++;
|
|
}
|
|
else if ( notarypubs != 0 && numnotaries > 0 )
|
|
{
|
|
//printf("func P[%d] errs.%d\n",numnotaries,errs);
|
|
fputc('P',fp);
|
|
if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
|
|
errs++;
|
|
fputc(numnotaries,fp);
|
|
if ( fwrite(notarypubs,33,numnotaries,fp) != numnotaries )
|
|
errs++;
|
|
komodo_notarysinit(height,notarypubs,numnotaries);
|
|
}
|
|
else if ( voutmask != 0 && numvouts > 0 )
|
|
{
|
|
//printf("func U %d %d errs.%d hashsize.%ld\n",numvouts,notaryid,errs,sizeof(txhash));
|
|
fputc('U',fp);
|
|
if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
|
|
errs++;
|
|
fputc(numvouts,fp);
|
|
fputc(notaryid,fp);
|
|
if ( fwrite(&voutmask,1,sizeof(voutmask),fp) != sizeof(voutmask) )
|
|
errs++;
|
|
if ( fwrite(&txhash,1,sizeof(txhash),fp) != sizeof(txhash) )
|
|
errs++;
|
|
komodo_nutxoadd(height,notaryid,txhash,voutmask,numvouts);
|
|
}
|
|
#ifdef KOMODO_PAX
|
|
else if ( pvals != 0 && numpvals > 0 )
|
|
{
|
|
fputc('V',fp);
|
|
if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
|
|
errs++;
|
|
fputc(numpvals,fp);
|
|
if ( fwrite(pvals,sizeof(uint32_t),numpvals,fp) != numpvals )
|
|
errs++;
|
|
komodo_pvals(height,pvals,numpvals);
|
|
//printf("save pvals height.%d numpvals.%d\n",height,numpvals);
|
|
}
|
|
#endif
|
|
else if ( height != 0 )
|
|
{
|
|
//printf("func N ht.%d errs.%d\n",NOTARIZED_HEIGHT,errs);
|
|
fputc('N',fp);
|
|
if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
|
|
errs++;
|
|
if ( fwrite(&NOTARIZED_HEIGHT,1,sizeof(NOTARIZED_HEIGHT),fp) != sizeof(NOTARIZED_HEIGHT) )
|
|
errs++;
|
|
if ( fwrite(&NOTARIZED_HASH,1,sizeof(NOTARIZED_HASH),fp) != sizeof(NOTARIZED_HASH) )
|
|
errs++;
|
|
if ( fwrite(&NOTARIZED_DESTTXID,1,sizeof(NOTARIZED_DESTTXID),fp) != sizeof(NOTARIZED_DESTTXID) )
|
|
errs++;
|
|
komodo_notarized_update(height,NOTARIZED_HEIGHT,NOTARIZED_HASH,NOTARIZED_DESTTXID);
|
|
}
|
|
fflush(fp);
|
|
}
|
|
}
|
|
|
|
int32_t komodo_voutupdate(int32_t notaryid,uint8_t *scriptbuf,int32_t scriptlen,int32_t height,uint256 txhash,int32_t i,int32_t j,uint64_t *voutmaskp,int32_t *specialtxp,int32_t *notarizedheightp)
|
|
{
|
|
static uint256 zero; int32_t opretlen,nid,k,len = 0; uint256 kmdtxid,desttxid; uint8_t crypto777[33];
|
|
if ( scriptlen == 35 && scriptbuf[0] == 33 && scriptbuf[34] == 0xac )
|
|
{
|
|
decode_hex(crypto777,33,(char *)CRYPTO777_PUBSECPSTR);
|
|
/*for (k=0; k<33; k++)
|
|
printf("%02x",crypto777[k]);
|
|
printf(" crypto777 ");
|
|
for (k=0; k<scriptlen; k++)
|
|
printf("%02x",scriptbuf[k]);
|
|
printf(" <- script ht.%d i.%d j.%d cmp.%d\n",height,i,j,memcmp(crypto777,scriptbuf+1,33));*/
|
|
if ( memcmp(crypto777,scriptbuf+1,33) == 0 )
|
|
{
|
|
*specialtxp = 1;
|
|
printf(">>>>>>>> ");
|
|
}
|
|
else if ( komodo_chosennotary(&nid,height,scriptbuf + 1) >= 0 )
|
|
{
|
|
//printf("found notary.k%d\n",k);
|
|
if ( notaryid < 64 )
|
|
{
|
|
if ( notaryid < 0 )
|
|
{
|
|
notaryid = nid;
|
|
*voutmaskp |= (1LL << j);
|
|
}
|
|
else if ( notaryid != nid )
|
|
{
|
|
printf("mismatch notaryid.%d k.%d\n",notaryid,nid);
|
|
notaryid = 64;
|
|
*voutmaskp = 0;
|
|
}
|
|
else *voutmaskp |= (1LL << j);
|
|
}
|
|
}
|
|
}
|
|
if ( j == 1 && scriptbuf[len++] == 0x6a )
|
|
{
|
|
if ( (opretlen= scriptbuf[len++]) == 0x4c )
|
|
opretlen = scriptbuf[len++];
|
|
else if ( opretlen == 0x4d )
|
|
{
|
|
opretlen = scriptbuf[len++];
|
|
opretlen = (opretlen << 8) + scriptbuf[len++];
|
|
}
|
|
if ( opretlen >= 32*2+4 && strcmp(KOMODO_SOURCE,(char *)&scriptbuf[len+32*2+4]) == 0 )
|
|
{
|
|
len += iguana_rwbignum(0,&scriptbuf[len],32,(uint8_t *)&kmdtxid);
|
|
len += iguana_rwnum(0,&scriptbuf[len],4,(uint8_t *)notarizedheightp);
|
|
len += iguana_rwbignum(0,&scriptbuf[len],32,(uint8_t *)&desttxid);
|
|
for (k=0; k<scriptlen; k++)
|
|
printf("%02x",scriptbuf[k]);
|
|
printf(" <- script ht.%d i.%d j.%d\n",height,i,j);
|
|
if ( *notarizedheightp > NOTARIZED_HEIGHT && *notarizedheightp < height )
|
|
{
|
|
printf("ht.%d NOTARIZED.%d KMD.%s BTCTXID.%s (%s)\n",height,*notarizedheightp,kmdtxid.ToString().c_str(),desttxid.ToString().c_str(),(char *)&scriptbuf[len]);
|
|
NOTARIZED_HEIGHT = *notarizedheightp;
|
|
NOTARIZED_HASH = kmdtxid;
|
|
NOTARIZED_DESTTXID = desttxid;
|
|
komodo_stateupdate(height,0,0,0,zero,0,0,0,0);
|
|
} else printf("reject ht.%d NOTARIZED.%d %s.%s DESTTXID.%s (%s)\n",height,*notarizedheightp,KOMODO_SOURCE,kmdtxid.ToString().c_str(),desttxid.ToString().c_str(),(char *)&scriptbuf[len]);
|
|
}
|
|
#ifdef KOMODO_PAX
|
|
else if ( i == 0 && scriptbuf[len] == 'P' )
|
|
{
|
|
double KMDBTC,BTCUSD,CNYUSD; uint32_t numpvals,timestamp,pvals[128];
|
|
numpvals = dpow_readprices(&scriptbuf[++len],×tamp,&KMDBTC,&BTCUSD,&CNYUSD,pvals);
|
|
komodo_stateupdate(height,0,0,0,zero,0,0,pvals,numpvals);
|
|
printf("vout OP_RETURN.%d prices numpvals.%d opretlen.%d\n",height,numpvals,opretlen);
|
|
}
|
|
#endif
|
|
}
|
|
return(notaryid);
|
|
}
|
|
|
|
void komodo_connectblock(CBlockIndex *pindex,CBlock& block)
|
|
{
|
|
uint64_t signedmask,voutmask;
|
|
uint8_t scriptbuf[4096],pubkeys[64][33]; uint256 kmdtxid,btctxid,txhash;
|
|
int32_t i,j,k,numvalid,specialtx,notarizedheight,notaryid,len,numvouts,numvins,height,txn_count;
|
|
komodo_init();
|
|
#ifdef KOMODO_ISSUER
|
|
komodo_gateway_issuer();
|
|
#else
|
|
#endif
|
|
if ( pindex != 0 )
|
|
{
|
|
height = pindex->nHeight;
|
|
txn_count = block.vtx.size();
|
|
for (i=0; i<txn_count; i++)
|
|
{
|
|
txhash = block.vtx[i].GetHash();
|
|
numvouts = block.vtx[i].vout.size();
|
|
notaryid = -1;
|
|
voutmask = specialtx = notarizedheight = 0;
|
|
for (j=0; j<numvouts; j++)
|
|
{
|
|
len = block.vtx[i].vout[j].scriptPubKey.size();
|
|
if ( len <= sizeof(scriptbuf) )
|
|
{
|
|
memcpy(scriptbuf,block.vtx[i].vout[j].scriptPubKey.data(),len);
|
|
notaryid = komodo_voutupdate(notaryid,scriptbuf,len,height,txhash,i,j,&voutmask,&specialtx,¬arizedheight);
|
|
if ( 0 && i > 0 )
|
|
{
|
|
for (k=0; k<len; k++)
|
|
printf("%02x",scriptbuf[k]);
|
|
printf(" <- notaryid.%d ht.%d i.%d j.%d numvouts.%d numvins.%d voutmask.%llx txid.(%s)\n",notaryid,height,i,j,numvouts,numvins,(long long)voutmask,txhash.ToString().c_str());
|
|
}
|
|
}
|
|
}
|
|
if ( i != 0 && notaryid >= 0 && notaryid < 64 && voutmask != 0 )
|
|
{
|
|
komodo_stateupdate(height,0,0,notaryid,txhash,voutmask,numvouts,0,0);
|
|
//komodo_nutxoadd(height,notaryid,txhash,voutmask,numvouts);
|
|
}
|
|
signedmask = 0;
|
|
numvins = block.vtx[i].vin.size();
|
|
for (j=0; j<numvins; j++)
|
|
{
|
|
if ( (k= komodo_nutxofind(height,block.vtx[i].vin[j].prevout.hash,block.vtx[i].vin[j].prevout.n)) >= 0 )
|
|
signedmask |= (1LL << k);
|
|
else if ( 0 && signedmask != 0 )
|
|
printf("signedmask.%llx but ht.%d i.%d j.%d not found (%s %d)\n",(long long)signedmask,height,i,j,block.vtx[i].vin[j].prevout.hash.ToString().c_str(),block.vtx[i].vin[j].prevout.n);
|
|
}
|
|
if ( signedmask != 0 && (notarizedheight != 0 || specialtx != 0) )
|
|
{
|
|
printf("NOTARY SIGNED.%llx numvins.%d ht.%d txi.%d notaryht.%d specialtx.%d\n",(long long)signedmask,numvins,height,i,notarizedheight,specialtx);
|
|
if ( specialtx != 0 && numvouts > 2 && komodo_ratify_threshold(height,signedmask) > 0 )
|
|
{
|
|
numvalid = 0;
|
|
memset(pubkeys,0,sizeof(pubkeys));
|
|
for (j=1; j<numvouts; j++)
|
|
{
|
|
len = block.vtx[i].vout[j].scriptPubKey.size();
|
|
if ( len <= sizeof(scriptbuf) )
|
|
{
|
|
memcpy(scriptbuf,block.vtx[i].vout[j].scriptPubKey.data(),len);
|
|
if ( len == 35 && scriptbuf[0] == 33 && scriptbuf[34] == 0xac )
|
|
{
|
|
memcpy(pubkeys[numvalid++],scriptbuf+1,33);
|
|
for (k=0; k<33; k++)
|
|
printf("%02x",scriptbuf[k+1]);
|
|
printf(" <- new notary.[%d]\n",j-1);
|
|
}
|
|
}
|
|
}
|
|
if ( numvalid > 13 )
|
|
{
|
|
memset(&txhash,0,sizeof(txhash));
|
|
komodo_stateupdate(height,pubkeys,numvalid,0,txhash,0,0,0,0);
|
|
}
|
|
printf("new notaries.%d newheight.%d from height.%d\n",numvouts-1,KOMODO_PUBKEYS_HEIGHT(height),height);
|
|
}
|
|
}
|
|
}
|
|
} else printf("komodo_connectblock: unexpected null pindex\n");
|
|
}
|
|
|
|
|
|
#endif
|