src/komodo.h

   1 /******************************************************************************
   2  * Copyright © 2014-2017 The SuperNET Developers.                             *
   3  *                                                                            *
   4  * See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at                  *
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   6  * holder information and the developer policies on copyright and licensing.  *
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   9  * SuperNET software, including this file may be copied, modified, propagated *
  10  * or distributed except according to the terms contained in the LICENSE file *
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  12  * Removal or modification of this copyright notice is prohibited.            *
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  14  ******************************************************************************/
  15
  16 #ifndef H_KOMODO_H
  17 #define H_KOMODO_H
  18 #include "komodo_defs.h"
  19
  20 #ifdef _WIN32
  21 #define printf(...)
  22 #endif
  23
  24 // Todo:
  25 // verify: reorgs
  26
  27 #define KOMODO_ASSETCHAINS_WAITNOTARIZE
  28 #define KOMODO_PAXMAX (10000 * COIN)
  29
  30 #include <stdint.h>
  31 #include <stdio.h>
  32 #include <pthread.h>
  33 #include <ctype.h>
  34 #include "uthash.h"
  35 #include "utlist.h"
  36
  37 int32_t gettxout_scriptPubKey(uint8_t *scriptPubkey,int32_t maxsize,uint256 txid,int32_t n);
  38 void komodo_event_rewind(struct komodo_state *sp,char *symbol,int32_t height);
  39 void komodo_connectblock(CBlockIndex *pindex,CBlock& block);
  40
  41 #include "komodo_structs.h"
  42 #include "komodo_globals.h"
  43 #include "komodo_utils.h"
  44 #include "komodo_curve25519.h"
  45
  46 #include "komodo_cJSON.c"
  47 #include "komodo_bitcoind.h"
  48 #include "komodo_interest.h"
  49 #include "komodo_pax.h"
  50 #include "komodo_notary.h"
  51
  52 int32_t komodo_parsestatefile(struct komodo_state *sp,FILE *fp,char *symbol,char *dest);
  53 #include "komodo_kv.h"
  54 #include "komodo_jumblr.h"
  55 #include "komodo_gateway.h"
  56 #include "komodo_events.h"
  57
  58 void komodo_currentheight_set(int32_t height)
  59 {
  60     char symbol[KOMODO_ASSETCHAIN_MAXLEN],dest[KOMODO_ASSETCHAIN_MAXLEN]; struct komodo_state *sp;
  61     if ( (sp= komodo_stateptr(symbol,dest)) != 0 )
  62         sp->CURRENT_HEIGHT = height;
  63 }
  64
  65 int32_t komodo_currentheight()
  66 {
  67     char symbol[KOMODO_ASSETCHAIN_MAXLEN],dest[KOMODO_ASSETCHAIN_MAXLEN]; struct komodo_state *sp;
  68     if ( (sp= komodo_stateptr(symbol,dest)) != 0 )
  69         return(sp->CURRENT_HEIGHT);
  70     else return(0);
  71 }
  72
  73 int32_t komodo_parsestatefile(struct komodo_state *sp,FILE *fp,char *symbol,char *dest)
  74 {
  75     static int32_t errs;
  76     int32_t func,ht,notarized_height,num,matched=0; uint256 notarized_hash,notarized_desttxid; uint8_t pubkeys[64][33];
  77     if ( (func= fgetc(fp)) != EOF )
  78     {
  79         if ( ASSETCHAINS_SYMBOL[0] == 0 && strcmp(symbol,"KMD") == 0 )
  80             matched = 1;
  81         else matched = (strcmp(symbol,ASSETCHAINS_SYMBOL) == 0);
  82         if ( fread(&ht,1,sizeof(ht),fp) != sizeof(ht) )
  83             errs++;
  84         if ( 0 && ASSETCHAINS_SYMBOL[0] != 0 && func != 'T' )
  85             printf("[%s] matched.%d fpos.%ld func.(%d %c) ht.%d\n",ASSETCHAINS_SYMBOL,matched,ftell(fp),func,func,ht);
  86         if ( func == 'P' )
  87         {
  88             if ( (num= fgetc(fp)) <= 64 )
  89             {
  90                 if ( fread(pubkeys,33,num,fp) != num )
  91                     errs++;
  92                 else
  93                 {
  94                     //printf("updated %d pubkeys at %s ht.%d\n",num,symbol,ht);
  95                     if ( (KOMODO_EXTERNAL_NOTARIES != 0 && matched != 0) || (strcmp(symbol,"KMD") == 0 && KOMODO_EXTERNAL_NOTARIES == 0) )
  96                         komodo_eventadd_pubkeys(sp,symbol,ht,num,pubkeys);
  97                 }
  98             } else printf("illegal num.%d\n",num);
  99         }
 100         else if ( func == 'N' )
 101         {
 102             if ( fread(&notarized_height,1,sizeof(notarized_height),fp) != sizeof(notarized_height) )
 103                 errs++;
 104             if ( fread(&notarized_hash,1,sizeof(notarized_hash),fp) != sizeof(notarized_hash) )
 105                 errs++;
 106             if ( fread(&notarized_desttxid,1,sizeof(notarized_desttxid),fp) != sizeof(notarized_desttxid) )
 107                 errs++;
 108             if ( 0 && ASSETCHAINS_SYMBOL[0] != 0 && sp != 0 )
 109                 printf("%s load[%s.%d -> %s] NOTARIZED %d %s\n",ASSETCHAINS_SYMBOL,symbol,sp->NUM_NPOINTS,dest,notarized_height,notarized_hash.ToString().c_str());
 110             //if ( matched != 0 ) global independent states -> inside *sp
 111             komodo_eventadd_notarized(sp,symbol,ht,dest,notarized_hash,notarized_desttxid,notarized_height);
 112         }
 113         else if ( func == 'U' ) // deprecated
 114         {
 115             uint8_t n,nid; uint256 hash; uint64_t mask;
 116             n = fgetc(fp);
 117             nid = fgetc(fp);
 118             //printf("U %d %d\n",n,nid);
 119             if ( fread(&mask,1,sizeof(mask),fp) != sizeof(mask) )
 120                 errs++;
 121             if ( fread(&hash,1,sizeof(hash),fp) != sizeof(hash) )
 122                 errs++;
 123             //if ( matched != 0 )
 124             //    komodo_eventadd_utxo(sp,symbol,ht,nid,hash,mask,n);
 125         }
 126         else if ( func == 'K' )
 127         {
 128             int32_t kheight;
 129             if ( fread(&kheight,1,sizeof(kheight),fp) != sizeof(kheight) )
 130                 errs++;
 131             //if ( matched != 0 ) global independent states -> inside *sp
 132             //printf("%s.%d load[%s] ht.%d\n",ASSETCHAINS_SYMBOL,ht,symbol,kheight);
 133             komodo_eventadd_kmdheight(sp,symbol,ht,kheight,0);
 134         }
 135         else if ( func == 'T' )
 136         {
 137             int32_t kheight,ktimestamp;
 138             if ( fread(&kheight,1,sizeof(kheight),fp) != sizeof(kheight) )
 139                 errs++;
 140             if ( fread(&ktimestamp,1,sizeof(ktimestamp),fp) != sizeof(ktimestamp) )
 141                 errs++;
 142             //if ( matched != 0 ) global independent states -> inside *sp
 143             //printf("%s.%d load[%s] ht.%d t.%u\n",ASSETCHAINS_SYMBOL,ht,symbol,kheight,ktimestamp);
 144             komodo_eventadd_kmdheight(sp,symbol,ht,kheight,ktimestamp);
 145         }
 146         else if ( func == 'R' )
 147         {
 148             uint16_t olen,v; uint64_t ovalue; uint256 txid; uint8_t opret[16384];
 149             if ( fread(&txid,1,sizeof(txid),fp) != sizeof(txid) )
 150                 errs++;
 151             if ( fread(&v,1,sizeof(v),fp) != sizeof(v) )
 152                 errs++;
 153             if ( fread(&ovalue,1,sizeof(ovalue),fp) != sizeof(ovalue) )
 154                 errs++;
 155             if ( fread(&olen,1,sizeof(olen),fp) != sizeof(olen) )
 156                 errs++;
 157             if ( olen < sizeof(opret) )
 158             {
 159                 if ( fread(opret,1,olen,fp) != olen )
 160                     errs++;
 161                 if ( 0 && ASSETCHAINS_SYMBOL[0] != 0 && matched != 0 )
 162                 {
 163                     int32_t i;  for (i=0; i<olen; i++)
 164                         printf("%02x",opret[i]);
 165                     printf(" %s.%d load[%s] opret[%c] len.%d %.8f\n",ASSETCHAINS_SYMBOL,ht,symbol,opret[0],olen,(double)ovalue/COIN);
 166                 }
 167                 komodo_eventadd_opreturn(sp,symbol,ht,txid,ovalue,v,opret,olen); // global shared state -> global PAX
 168             } else
 169             {
 170                 int32_t i;
 171                 for (i=0; i<olen; i++)
 172                     fgetc(fp);
 173                 //printf("illegal olen.%u\n",olen);
 174             }
 175         }
 176         else if ( func == 'D' )
 177         {
 178             printf("unexpected function D[%d]\n",ht);
 179         }
 180         else if ( func == 'V' )
 181         {
 182             int32_t numpvals; uint32_t pvals[128];
 183             numpvals = fgetc(fp);
 184             if ( numpvals*sizeof(uint32_t) <= sizeof(pvals) && fread(pvals,sizeof(uint32_t),numpvals,fp) == numpvals )
 185             {
 186                 //if ( matched != 0 ) global shared state -> global PVALS
 187                 //printf("%s load[%s] prices %d\n",ASSETCHAINS_SYMBOL,symbol,ht);
 188                 komodo_eventadd_pricefeed(sp,symbol,ht,pvals,numpvals);
 189                 //printf("load pvals ht.%d numpvals.%d\n",ht,numpvals);
 190             } else printf("error loading pvals[%d]\n",numpvals);
 191         }
 192         else printf("[%s] %s illegal func.(%d %c)\n",ASSETCHAINS_SYMBOL,symbol,func,func);
 193         return(func);
 194     } else return(-1);
 195 }
 196
 197 int32_t memread(void *dest,int32_t size,uint8_t *filedata,long *fposp,long datalen)
 198 {
 199     if ( *fposp+size <= datalen )
 200     {
 201         memcpy(dest,&filedata[*fposp],size);
 202         (*fposp) += size;
 203         return(size);
 204     }
 205     return(-1);
 206 }
 207
 208 int32_t komodo_parsestatefiledata(struct komodo_state *sp,uint8_t *filedata,long *fposp,long datalen,char *symbol,char *dest)
 209 {
 210     static int32_t errs;
 211     int32_t func= -1,ht,notarized_height,num,matched=0; uint256 notarized_hash,notarized_desttxid; uint8_t pubkeys[64][33]; long fpos = *fposp;
 212     if ( fpos < datalen )
 213     {
 214         func = filedata[fpos++];
 215         if ( ASSETCHAINS_SYMBOL[0] == 0 && strcmp(symbol,"KMD") == 0 )
 216             matched = 1;
 217         else matched = (strcmp(symbol,ASSETCHAINS_SYMBOL) == 0);
 218         if ( memread(&ht,sizeof(ht),filedata,&fpos,datalen) != sizeof(ht) )
 219             errs++;
 220         if ( func == 'P' )
 221         {
 222             if ( (num= filedata[fpos++]) <= 64 )
 223             {
 224                 if ( memread(pubkeys,33*num,filedata,&fpos,datalen) != 33*num )
 225                     errs++;
 226                 else
 227                 {
 228                     //printf("updated %d pubkeys at %s ht.%d\n",num,symbol,ht);
 229                     if ( (KOMODO_EXTERNAL_NOTARIES != 0 && matched != 0) || (strcmp(symbol,"KMD") == 0 && KOMODO_EXTERNAL_NOTARIES == 0) )
 230                         komodo_eventadd_pubkeys(sp,symbol,ht,num,pubkeys);
 231                 }
 232             } else printf("illegal num.%d\n",num);
 233         }
 234         else if ( func == 'N' )
 235         {
 236             if ( memread(&notarized_height,sizeof(notarized_height),filedata,&fpos,datalen) != sizeof(notarized_height) )
 237                 errs++;
 238             if ( memread(&notarized_hash,sizeof(notarized_hash),filedata,&fpos,datalen) != sizeof(notarized_hash) )
 239                 errs++;
 240             if ( memread(&notarized_desttxid,sizeof(notarized_desttxid),filedata,&fpos,datalen) != sizeof(notarized_desttxid) )
 241                 errs++;
 242             if ( 0 && ASSETCHAINS_SYMBOL[0] != 0 && sp != 0 )
 243                 printf("%s load[%s.%d -> %s] NOTARIZED %d %s\n",ASSETCHAINS_SYMBOL,symbol,sp->NUM_NPOINTS,dest,notarized_height,notarized_hash.ToString().c_str());
 244             //if ( matched != 0 ) global independent states -> inside *sp
 245             komodo_eventadd_notarized(sp,symbol,ht,dest,notarized_hash,notarized_desttxid,notarized_height);
 246         }
 247         else if ( func == 'U' ) // deprecated
 248         {
 249             uint8_t n,nid; uint256 hash; uint64_t mask;
 250             n = filedata[fpos++];
 251             nid = filedata[fpos++];
 252             //printf("U %d %d\n",n,nid);
 253             if ( memread(&mask,sizeof(mask),filedata,&fpos,datalen) != sizeof(mask) )
 254                 errs++;
 255             if ( memread(&hash,sizeof(hash),filedata,&fpos,datalen) != sizeof(hash) )
 256                 errs++;
 257         }
 258         else if ( func == 'K' )
 259         {
 260             int32_t kheight;
 261             if ( memread(&kheight,sizeof(kheight),filedata,&fpos,datalen) != sizeof(kheight) )
 262                 errs++;
 263              komodo_eventadd_kmdheight(sp,symbol,ht,kheight,0);
 264         }
 265         else if ( func == 'T' )
 266         {
 267             int32_t kheight,ktimestamp;
 268             if ( memread(&kheight,sizeof(kheight),filedata,&fpos,datalen) != sizeof(kheight) )
 269                 errs++;
 270             if ( memread(&ktimestamp,sizeof(ktimestamp),filedata,&fpos,datalen) != sizeof(ktimestamp) )
 271                 errs++;
 272             //if ( matched != 0 ) global independent states -> inside *sp
 273             //printf("%s.%d load[%s] ht.%d t.%u\n",ASSETCHAINS_SYMBOL,ht,symbol,kheight,ktimestamp);
 274             komodo_eventadd_kmdheight(sp,symbol,ht,kheight,ktimestamp);
 275         }
 276         else if ( func == 'R' )
 277         {
 278             uint16_t olen,v; uint64_t ovalue; uint256 txid; uint8_t opret[16384];
 279             if ( memread(&txid,sizeof(txid),filedata,&fpos,datalen) != sizeof(txid) )
 280                 errs++;
 281             if ( memread(&v,sizeof(v),filedata,&fpos,datalen) != sizeof(v) )
 282                 errs++;
 283             if ( memread(&ovalue,sizeof(ovalue),filedata,&fpos,datalen) != sizeof(ovalue) )
 284                 errs++;
 285             if ( memread(&olen,sizeof(olen),filedata,&fpos,datalen) != sizeof(olen) )
 286                 errs++;
 287             if ( olen < sizeof(opret) )
 288             {
 289                 if ( memread(opret,olen,filedata,&fpos,datalen) != olen )
 290                     errs++;
 291                 if ( 0 && ASSETCHAINS_SYMBOL[0] != 0 && matched != 0 )
 292                 {
 293                     int32_t i;  for (i=0; i<olen; i++)
 294                         printf("%02x",opret[i]);
 295                     printf(" %s.%d load[%s] opret[%c] len.%d %.8f\n",ASSETCHAINS_SYMBOL,ht,symbol,opret[0],olen,(double)ovalue/COIN);
 296                 }
 297                 komodo_eventadd_opreturn(sp,symbol,ht,txid,ovalue,v,opret,olen); // global shared state -> global PAX
 298             } else
 299             {
 300                 int32_t i;
 301                 for (i=0; i<olen; i++)
 302                     filedata[fpos++];
 303                 //printf("illegal olen.%u\n",olen);
 304             }
 305         }
 306         else if ( func == 'D' )
 307         {
 308             printf("unexpected function D[%d]\n",ht);
 309         }
 310         else if ( func == 'V' )
 311         {
 312             int32_t numpvals; uint32_t pvals[128];
 313             numpvals = filedata[fpos++];
 314             if ( numpvals*sizeof(uint32_t) <= sizeof(pvals) && memread(pvals,(int32_t)(sizeof(uint32_t)*numpvals),filedata,&fpos,datalen) == numpvals*sizeof(uint32_t) )
 315             {
 316                 //if ( matched != 0 ) global shared state -> global PVALS
 317                 //printf("%s load[%s] prices %d\n",ASSETCHAINS_SYMBOL,symbol,ht);
 318                 komodo_eventadd_pricefeed(sp,symbol,ht,pvals,numpvals);
 319                 //printf("load pvals ht.%d numpvals.%d\n",ht,numpvals);
 320             } else printf("error loading pvals[%d]\n",numpvals);
 321         }
 322         else printf("[%s] %s illegal func.(%d %c)\n",ASSETCHAINS_SYMBOL,symbol,func,func);
 323         *fposp = fpos;
 324         return(func);
 325     }
 326     return(-1);
 327 }
 328
 329 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,int32_t KMDheight,uint32_t KMDtimestamp,uint64_t opretvalue,uint8_t *opretbuf,uint16_t opretlen,uint16_t vout)
 330 {
 331     static FILE *fp; static int32_t errs,didinit;
 332     struct komodo_state *sp; char fname[512],symbol[KOMODO_ASSETCHAIN_MAXLEN],dest[KOMODO_ASSETCHAIN_MAXLEN]; int32_t retval,ht,func; uint8_t num,pubkeys[64][33];
 333     if ( didinit == 0 )
 334     {
 335         portable_mutex_init(&KOMODO_KV_mutex);
 336         didinit = 1;
 337     }
 338     if ( (sp= komodo_stateptr(symbol,dest)) == 0 )
 339     {
 340         KOMODO_INITDONE = (uint32_t)time(NULL);
 341         printf("[%s] no komodo_stateptr\n",ASSETCHAINS_SYMBOL);
 342         return;
 343     }
 344     //printf("[%s] (%s) -> (%s)\n",ASSETCHAINS_SYMBOL,symbol,dest);
 345     if ( fp == 0 )
 346     {
 347         komodo_statefname(fname,ASSETCHAINS_SYMBOL,(char *)"komodostate");
 348         if ( (fp= fopen(fname,"rb+")) != 0 )
 349         {
 350             if ( (retval= komodo_faststateinit(sp,fname,symbol,dest)) > 0 )
 351                 fseek(fp,0,SEEK_END);
 352             else
 353             {
 354                 fprintf(stderr,"komodo_faststateinit retval.%d\n",retval);
 355                 while ( komodo_parsestatefile(sp,fp,symbol,dest) >= 0 )
 356                     ;
 357             }
 358         } else fp = fopen(fname,"wb+");
 359         KOMODO_INITDONE = (uint32_t)time(NULL);
 360     }
 361     if ( height <= 0 )
 362     {
 363         //printf("early return: stateupdate height.%d\n",height);
 364         return;
 365     }
 366     if ( fp != 0 ) // write out funcid, height, other fields, call side effect function
 367     {
 368         //printf("fpos.%ld ",ftell(fp));
 369         if ( KMDheight != 0 )
 370         {
 371             if ( KMDtimestamp != 0 )
 372             {
 373                 fputc('T',fp);
 374                 if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
 375                     errs++;
 376                 if ( fwrite(&KMDheight,1,sizeof(KMDheight),fp) != sizeof(KMDheight) )
 377                     errs++;
 378                 if ( fwrite(&KMDtimestamp,1,sizeof(KMDtimestamp),fp) != sizeof(KMDtimestamp) )
 379                     errs++;
 380             }
 381             else
 382             {
 383                 fputc('K',fp);
 384                 if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
 385                     errs++;
 386                 if ( fwrite(&KMDheight,1,sizeof(KMDheight),fp) != sizeof(KMDheight) )
 387                     errs++;
 388             }
 389             komodo_eventadd_kmdheight(sp,symbol,height,KMDheight,KMDtimestamp);
 390         }
 391         else if ( opretbuf != 0 && opretlen > 0 )
 392         {
 393             uint16_t olen = opretlen;
 394             fputc('R',fp);
 395             if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
 396                 errs++;
 397             if ( fwrite(&txhash,1,sizeof(txhash),fp) != sizeof(txhash) )
 398                 errs++;
 399             if ( fwrite(&vout,1,sizeof(vout),fp) != sizeof(vout) )
 400                 errs++;
 401             if ( fwrite(&opretvalue,1,sizeof(opretvalue),fp) != sizeof(opretvalue) )
 402                 errs++;
 403             if ( fwrite(&olen,1,sizeof(olen),fp) != olen )
 404                 errs++;
 405             if ( fwrite(opretbuf,1,olen,fp) != olen )
 406                 errs++;
 407 //printf("ht.%d R opret[%d] sp.%p\n",height,olen,sp);
 408             //komodo_opreturn(height,opretvalue,opretbuf,olen,txhash,vout);
 409             komodo_eventadd_opreturn(sp,symbol,height,txhash,opretvalue,vout,opretbuf,olen);
 410         }
 411         else if ( notarypubs != 0 && numnotaries > 0 )
 412         {
 413             printf("ht.%d func P[%d] errs.%d\n",height,numnotaries,errs);
 414             fputc('P',fp);
 415             if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
 416                 errs++;
 417             fputc(numnotaries,fp);
 418             if ( fwrite(notarypubs,33,numnotaries,fp) != numnotaries )
 419                 errs++;
 420             komodo_eventadd_pubkeys(sp,symbol,height,numnotaries,notarypubs);
 421         }
 422         else if ( voutmask != 0 && numvouts > 0 )
 423         {
 424             //printf("ht.%d func U %d %d errs.%d hashsize.%ld\n",height,numvouts,notaryid,errs,sizeof(txhash));
 425             fputc('U',fp);
 426             if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
 427                 errs++;
 428             fputc(numvouts,fp);
 429             fputc(notaryid,fp);
 430             if ( fwrite(&voutmask,1,sizeof(voutmask),fp) != sizeof(voutmask) )
 431                 errs++;
 432             if ( fwrite(&txhash,1,sizeof(txhash),fp) != sizeof(txhash) )
 433                 errs++;
 434             //komodo_eventadd_utxo(sp,symbol,height,notaryid,txhash,voutmask,numvouts);
 435         }
 436         else if ( pvals != 0 && numpvals > 0 )
 437         {
 438             int32_t i,nonz = 0;
 439             for (i=0; i<32; i++)
 440                 if ( pvals[i] != 0 )
 441                     nonz++;
 442             if ( nonz >= 32 )
 443             {
 444                 fputc('V',fp);
 445                 if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
 446                     errs++;
 447                 fputc(numpvals,fp);
 448                 if ( fwrite(pvals,sizeof(uint32_t),numpvals,fp) != numpvals )
 449                     errs++;
 450                 komodo_eventadd_pricefeed(sp,symbol,height,pvals,numpvals);
 451                 //printf("ht.%d V numpvals[%d]\n",height,numpvals);
 452             }
 453             //printf("save pvals height.%d numpvals.%d\n",height,numpvals);
 454         }
 455         else if ( height != 0 )
 456         {
 457             //printf("ht.%d func N ht.%d errs.%d\n",height,NOTARIZED_HEIGHT,errs);
 458             if ( sp != 0 )
 459             {
 460                 fputc('N',fp);
 461                 if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
 462                     errs++;
 463                 if ( fwrite(&sp->NOTARIZED_HEIGHT,1,sizeof(sp->NOTARIZED_HEIGHT),fp) != sizeof(sp->NOTARIZED_HEIGHT) )
 464                     errs++;
 465                 if ( fwrite(&sp->NOTARIZED_HASH,1,sizeof(sp->NOTARIZED_HASH),fp) != sizeof(sp->NOTARIZED_HASH) )
 466                     errs++;
 467                 if ( fwrite(&sp->NOTARIZED_DESTTXID,1,sizeof(sp->NOTARIZED_DESTTXID),fp) != sizeof(sp->NOTARIZED_DESTTXID) )
 468                     errs++;
 469                 komodo_eventadd_notarized(sp,symbol,height,dest,sp->NOTARIZED_HASH,sp->NOTARIZED_DESTTXID,sp->NOTARIZED_HEIGHT);
 470             }
 471         }
 472         fflush(fp);
 473     }
 474 }
 475
 476 int32_t komodo_voutupdate(int32_t *isratificationp,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,uint64_t value,int32_t notarized,uint64_t signedmask)
 477 {
 478     static uint256 zero; static FILE *signedfp;
 479     int32_t opretlen,nid,k,len = 0; uint256 kmdtxid,desttxid; uint8_t crypto777[33]; struct komodo_state *sp; char symbol[KOMODO_ASSETCHAIN_MAXLEN],dest[KOMODO_ASSETCHAIN_MAXLEN];
 480     if ( (sp= komodo_stateptr(symbol,dest)) == 0 )
 481         return(-1);
 482     if ( scriptlen == 35 && scriptbuf[0] == 33 && scriptbuf[34] == 0xac )
 483     {
 484         if ( i == 0 && j == 0 && memcmp(NOTARY_PUBKEY33,scriptbuf+1,33) == 0 && NOTARY_PUBKEY33[0] != 0 )
 485         {
 486             printf("%s KOMODO_LASTMINED.%d -> %d\n",ASSETCHAINS_SYMBOL,KOMODO_LASTMINED,height);
 487             prevKOMODO_LASTMINED = KOMODO_LASTMINED;
 488             KOMODO_LASTMINED = height;
 489         }
 490         decode_hex(crypto777,33,(char *)CRYPTO777_PUBSECPSTR);
 491         /*for (k=0; k<33; k++)
 492             printf("%02x",crypto777[k]);
 493         printf(" crypto777 ");
 494         for (k=0; k<scriptlen; k++)
 495             printf("%02x",scriptbuf[k]);
 496         printf(" <- script ht.%d i.%d j.%d cmp.%d\n",height,i,j,memcmp(crypto777,scriptbuf+1,33));*/
 497         if ( memcmp(crypto777,scriptbuf+1,33) == 0 )
 498         {
 499             *specialtxp = 1;
 500             //printf(">>>>>>>> ");
 501         }
 502         else if ( komodo_chosennotary(&nid,height,scriptbuf + 1) >= 0 )
 503         {
 504             //printf("found notary.k%d\n",k);
 505             if ( notaryid < 64 )
 506             {
 507                 if ( notaryid < 0 )
 508                 {
 509                     notaryid = nid;
 510                     *voutmaskp |= (1LL << j);
 511                 }
 512                 else if ( notaryid != nid )
 513                 {
 514                     //for (i=0; i<33; i++)
 515                     //    printf("%02x",scriptbuf[i+1]);
 516                     //printf(" %s mismatch notaryid.%d k.%d\n",ASSETCHAINS_SYMBOL,notaryid,nid);
 517                     notaryid = 64;
 518                     *voutmaskp = 0;
 519                 }
 520                 else *voutmaskp |= (1LL << j);
 521             }
 522         }
 523     }
 524     if ( scriptbuf[len++] == 0x6a )
 525     {
 526         if ( (opretlen= scriptbuf[len++]) == 0x4c )
 527             opretlen = scriptbuf[len++];
 528         else if ( opretlen == 0x4d )
 529         {
 530             opretlen = scriptbuf[len++];
 531             opretlen += (scriptbuf[len++] << 8);
 532         }
 533         if ( 0 && ASSETCHAINS_SYMBOL[0] != 0 )
 534             printf("[%s] notarized.%d notarizedht.%d sp.Nht %d sp.ht %d opretlen.%d (%c %c %c)\n",ASSETCHAINS_SYMBOL,notarized,*notarizedheightp,sp->NOTARIZED_HEIGHT,sp->CURRENT_HEIGHT,opretlen,scriptbuf[len+32*2+4],scriptbuf[len+32*2+4+1],scriptbuf[len+32*2+4+2]);
 535         if ( j == 1 && opretlen >= 32*2+4 && strcmp(ASSETCHAINS_SYMBOL[0]==0?"KMD":ASSETCHAINS_SYMBOL,(char *)&scriptbuf[len+32*2+4]) == 0 )
 536         {
 537             len += iguana_rwbignum(0,&scriptbuf[len],32,(uint8_t *)&kmdtxid);
 538             len += iguana_rwnum(0,&scriptbuf[len],sizeof(*notarizedheightp),(uint8_t *)notarizedheightp);
 539             len += iguana_rwbignum(0,&scriptbuf[len],32,(uint8_t *)&desttxid);
 540             if ( notarized != 0 && *notarizedheightp > sp->NOTARIZED_HEIGHT && *notarizedheightp < height && (height < sp->CURRENT_HEIGHT-1000 || komodo_verifynotarization(ASSETCHAINS_SYMBOL[0]==0?(char *)"KMD":ASSETCHAINS_SYMBOL,(char *)(ASSETCHAINS_SYMBOL[0] == 0 ? "BTC" : "KMD"),height,*notarizedheightp,kmdtxid,desttxid) == 0) )
 541             {
 542                 sp->NOTARIZED_HEIGHT = *notarizedheightp;
 543                 sp->NOTARIZED_HASH = kmdtxid;
 544                 sp->NOTARIZED_DESTTXID = desttxid;
 545                 komodo_stateupdate(height,0,0,0,zero,0,0,0,0,0,0,0,0,0,0);
 546                 len += 4;
 547                 if ( ASSETCHAINS_SYMBOL[0] != 0 )
 548                     printf("[%s] ht.%d NOTARIZED.%d %s.%s %sTXID.%s lens.(%d %d)\n",ASSETCHAINS_SYMBOL,height,*notarizedheightp,ASSETCHAINS_SYMBOL[0]==0?"KMD":ASSETCHAINS_SYMBOL,kmdtxid.ToString().c_str(),ASSETCHAINS_SYMBOL[0]==0?"BTC":"KMD",desttxid.ToString().c_str(),opretlen,len);
 549                 if ( signedfp == 0 )
 550                 {
 551                     char fname[512];
 552                     komodo_statefname(fname,ASSETCHAINS_SYMBOL,(char *)"signedmasks");
 553                     if ( (signedfp= fopen(fname,"rb+")) == 0 )
 554                         signedfp = fopen(fname,"wb");
 555                     else fseek(signedfp,0,SEEK_END);
 556                 }
 557                 if ( signedfp != 0 )
 558                 {
 559                     fwrite(&height,1,sizeof(height),signedfp);
 560                     fwrite(&signedmask,1,sizeof(signedmask),signedfp);
 561                     fflush(signedfp);
 562                 }
 563                 if ( ASSETCHAINS_SYMBOL[0] == 0 )
 564                 {
 565                     if ( opretlen > len && scriptbuf[len] == 'A' )
 566                     {
 567                         //for (i=0; i<opretlen-len; i++)
 568                         //    printf("%02x",scriptbuf[len+i]);
 569                         //printf(" Found extradata.[%d] %d - %d\n",opretlen-len,opretlen,len);
 570                         komodo_stateupdate(height,0,0,0,txhash,0,0,0,0,0,0,value,&scriptbuf[len],opretlen-len+4+3+(scriptbuf[1] == 0x4d),j);
 571                     }
 572                 }
 573             } else if ( height >= KOMODO_MAINNET_START )
 574                 printf("notarized.%d %llx reject ht.%d NOTARIZED.%d prev.%d %s.%s DESTTXID.%s (%s)\n",notarized,(long long)signedmask,height,*notarizedheightp,sp->NOTARIZED_HEIGHT,ASSETCHAINS_SYMBOL[0]==0?"KMD":ASSETCHAINS_SYMBOL,kmdtxid.ToString().c_str(),desttxid.ToString().c_str(),(char *)&scriptbuf[len]);
 575         }
 576         else if ( i == 0 && j == 1 && opretlen == 149 )
 577         {
 578             if ( notaryid >= 0 && notaryid < 64 )
 579                 komodo_paxpricefeed(height,&scriptbuf[len],opretlen);
 580         }
 581         else
 582         {
 583             //int32_t k; for (k=0; k<scriptlen; k++)
 584             //    printf("%02x",scriptbuf[k]);
 585             //printf(" <- script ht.%d i.%d j.%d value %.8f %s\n",height,i,j,dstr(value),ASSETCHAINS_SYMBOL);
 586             if ( opretlen >= 32*2+4 && strcmp(ASSETCHAINS_SYMBOL[0]==0?"KMD":ASSETCHAINS_SYMBOL,(char *)&scriptbuf[len+32*2+4]) == 0 )
 587             {
 588                 for (k=0; k<32; k++)
 589                     if ( scriptbuf[len+k] != 0 )
 590                         break;
 591                 if ( k == 32 )
 592                 {
 593                     *isratificationp = 1;
 594                     printf("ISRATIFICATION (%s)\n",(char *)&scriptbuf[len+32*2+4]);
 595                 }
 596             }
 597
 598             if ( *isratificationp == 0 && (signedmask != 0 || (scriptbuf[len] != 'X' && scriptbuf[len] != 'A')) ) // && scriptbuf[len] != 'I')
 599                 komodo_stateupdate(height,0,0,0,txhash,0,0,0,0,0,0,value,&scriptbuf[len],opretlen,j);
 600         }
 601     }
 602     return(notaryid);
 603 }
 604
 605 /*int32_t komodo_isratify(int32_t isspecial,int32_t numvalid)
 606 {
 607     if ( isspecial != 0 && numvalid >= KOMODO_MINRATIFY )
 608         return(1);
 609     else return(0);
 610 }*/
 611
 612 // Special tx have vout[0] -> CRYPTO777
 613 // with more than KOMODO_MINRATIFY pay2pubkey outputs -> ratify
 614 // if all outputs to notary -> notary utxo
 615 // if txi == 0 && 2 outputs and 2nd OP_RETURN, len == 32*2+4 -> notarized, 1st byte 'P' -> pricefeed
 616 // OP_RETURN: 'D' -> deposit, 'W' -> withdraw
 617
 618 int32_t gettxout_scriptPubKey(uint8_t *scriptPubKey,int32_t maxsize,uint256 txid,int32_t n);
 619
 620 int32_t komodo_notarycmp(uint8_t *scriptPubKey,int32_t scriptlen,uint8_t pubkeys[64][33],int32_t numnotaries,uint8_t rmd160[20])
 621 {
 622     int32_t i;
 623     if ( scriptlen == 25 && memcmp(&scriptPubKey[3],rmd160,20) == 0 )
 624         return(0);
 625     else if ( scriptlen == 35 )
 626     {
 627         for (i=0; i<numnotaries; i++)
 628             if ( memcmp(&scriptPubKey[1],pubkeys[i],33) == 0 )
 629                 return(i);
 630     }
 631     return(-1);
 632 }
 633
 634 void komodo_connectblock(CBlockIndex *pindex,CBlock& block)
 635 {
 636     static int32_t hwmheight;
 637     uint64_t signedmask,voutmask; char symbol[KOMODO_ASSETCHAIN_MAXLEN],dest[KOMODO_ASSETCHAIN_MAXLEN]; struct komodo_state *sp;
 638     uint8_t scriptbuf[4096],pubkeys[64][33],rmd160[20],scriptPubKey[35]; uint256 kmdtxid,zero,btctxid,txhash;
 639     int32_t i,j,k,numnotaries,notarized,scriptlen,isratification,nid,numvalid,specialtx,notarizedheight,notaryid,len,numvouts,numvins,height,txn_count;
 640     memset(&zero,0,sizeof(zero));
 641     komodo_init(pindex->nHeight);
 642     KOMODO_INITDONE = (uint32_t)time(NULL);
 643     if ( (sp= komodo_stateptr(symbol,dest)) == 0 )
 644     {
 645         fprintf(stderr,"unexpected null komodostateptr.[%s]\n",ASSETCHAINS_SYMBOL);
 646         return;
 647     }
 648     //fprintf(stderr,"%s connect.%d\n",ASSETCHAINS_SYMBOL,pindex->nHeight);
 649     numnotaries = komodo_notaries(pubkeys,pindex->nHeight);
 650     calc_rmd160_sha256(rmd160,pubkeys[0],33);
 651     if ( pindex->nHeight > hwmheight )
 652         hwmheight = pindex->nHeight;
 653     else
 654     {
 655         if ( pindex->nHeight != hwmheight )
 656             printf("%s hwmheight.%d vs pindex->nHeight.%d t.%u reorg.%d\n",ASSETCHAINS_SYMBOL,hwmheight,pindex->nHeight,(uint32_t)pindex->nTime,hwmheight-pindex->nHeight);
 657         komodo_event_rewind(sp,symbol,pindex->nHeight);
 658         komodo_stateupdate(pindex->nHeight,0,0,0,zero,0,0,0,0,-pindex->nHeight,pindex->nTime,0,0,0,0);
 659     }
 660     komodo_currentheight_set(chainActive.Tip()->nHeight);
 661     if ( pindex != 0 )
 662     {
 663         height = pindex->nHeight;
 664         txn_count = block.vtx.size();
 665         for (i=0; i<txn_count; i++)
 666         {
 667             txhash = block.vtx[i].GetHash();
 668             numvouts = block.vtx[i].vout.size();
 669             notaryid = -1;
 670             voutmask = specialtx = notarizedheight = isratification = notarized = 0;
 671             signedmask = (height < 91400) ? 1 : 0;
 672             numvins = block.vtx[i].vin.size();
 673             for (j=0; j<numvins; j++)
 674             {
 675                 if ( i == 0 && j == 0 )
 676                     continue;
 677                 if ( (scriptlen= gettxout_scriptPubKey(scriptPubKey,sizeof(scriptPubKey),block.vtx[i].vin[j].prevout.hash,block.vtx[i].vin[j].prevout.n)) > 0 )
 678                 {
 679                     if ( (k= komodo_notarycmp(scriptPubKey,scriptlen,pubkeys,numnotaries,rmd160)) >= 0 )
 680                         signedmask |= (1LL << k);
 681                     else if ( 0 && numvins >= 17 )
 682                     {
 683                         int32_t k;
 684                         for (k=0; k<scriptlen; k++)
 685                             printf("%02x",scriptPubKey[k]);
 686                         printf(" scriptPubKey doesnt match any notary vini.%d of %d\n",j,numvins);
 687                     }
 688                 } else printf("cant get scriptPubKey for ht.%d txi.%d vin.%d\n",height,i,j);
 689             }
 690             numvalid = bitweight(signedmask);
 691             if ( (((height < 90000 || (signedmask & 1) != 0) && numvalid >= KOMODO_MINRATIFY) ||
 692                   (numvalid >= KOMODO_MINRATIFY && ASSETCHAINS_SYMBOL[0] != 0) ||
 693                   numvalid > (numnotaries/5)) )
 694             {
 695                 if ( height > 500000 || ASSETCHAINS_SYMBOL[0] != 0 )
 696                     printf("[%s] ht.%d txi.%d signedmask.%llx numvins.%d numvouts.%d <<<<<<<<<<< notarized\n",ASSETCHAINS_SYMBOL,height,i,(long long)signedmask,numvins,numvouts);
 697                 notarized = 1;
 698             }
 699             if ( NOTARY_PUBKEY33[0] != 0 && ASSETCHAINS_SYMBOL[0] == 0 )
 700                 printf("(tx.%d: ",i);
 701             for (j=0; j<numvouts; j++)
 702             {
 703                 /*if ( i == 0 && j == 0 )
 704                 {
 705                     uint8_t *script = (uint8_t *)block.vtx[0].vout[numvouts-1].scriptPubKey.data();
 706                     if ( numvouts <= 2 || script[0] != 0x6a )
 707                     {
 708                         if ( numvouts == 2 && block.vtx[0].vout[1].nValue != 0 )
 709                         {
 710                             fprintf(stderr,"ht.%d numvouts.%d value %.8f\n",height,numvouts,dstr(block.vtx[0].vout[1].nValue));
 711                             if ( height >= 235300 && block.vtx[0].vout[1].nValue >= 100000*COIN )
 712                                 block.vtx[0].vout[1].nValue = 0;
 713                             break;
 714                         }
 715                     }
 716                 }*/
 717                 if ( NOTARY_PUBKEY33[0] != 0 && ASSETCHAINS_SYMBOL[0] == 0 )
 718                     printf("%.8f ",dstr(block.vtx[i].vout[j].nValue));
 719                 len = block.vtx[i].vout[j].scriptPubKey.size();
 720                 if ( len >= sizeof(uint32_t) && len <= sizeof(scriptbuf) )
 721                 {
 722 #ifdef KOMODO_ZCASH
 723                     memcpy(scriptbuf,block.vtx[i].vout[j].scriptPubKey.data(),len);
 724 #else
 725                     memcpy(scriptbuf,(uint8_t *)&block.vtx[i].vout[j].scriptPubKey[0],len);
 726 #endif
 727                     notaryid = komodo_voutupdate(&isratification,notaryid,scriptbuf,len,height,txhash,i,j,&voutmask,&specialtx,&notarizedheight,(uint64_t)block.vtx[i].vout[j].nValue,notarized,signedmask);
 728                     if ( 0 && i > 0 )
 729                     {
 730                         for (k=0; k<len; k++)
 731                             printf("%02x",scriptbuf[k]);
 732                         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());
 733                     }
 734                 }
 735             }
 736             if ( NOTARY_PUBKEY33[0] != 0 && ASSETCHAINS_SYMBOL[0] == 0 )
 737                 printf(") ");
 738             if ( 0 && ASSETCHAINS_SYMBOL[0] == 0 )
 739                 printf("[%s] ht.%d txi.%d signedmask.%llx numvins.%d numvouts.%d notarized.%d special.%d isratification.%d\n",ASSETCHAINS_SYMBOL,height,i,(long long)signedmask,numvins,numvouts,notarized,specialtx,isratification);
 740             if ( notarized != 0 && (notarizedheight != 0 || specialtx != 0) )
 741             {
 742                 if ( isratification != 0 )
 743                 {
 744                     printf("%s NOTARY SIGNED.%llx numvins.%d ht.%d txi.%d notaryht.%d specialtx.%d\n",ASSETCHAINS_SYMBOL,(long long)signedmask,numvins,height,i,notarizedheight,specialtx);
 745                     printf("ht.%d specialtx.%d isratification.%d numvouts.%d signed.%llx numnotaries.%d\n",height,specialtx,isratification,numvouts,(long long)signedmask,numnotaries);
 746                 }
 747                 if ( specialtx != 0 && isratification != 0 && numvouts > 2 )
 748                 {
 749                     numvalid = 0;
 750                     memset(pubkeys,0,sizeof(pubkeys));
 751                     for (j=1; j<numvouts-1; j++)
 752                     {
 753                         len = block.vtx[i].vout[j].scriptPubKey.size();
 754                         if ( len >= sizeof(uint32_t) && len <= sizeof(scriptbuf) )
 755                         {
 756 #ifdef KOMODO_ZCASH
 757                             memcpy(scriptbuf,block.vtx[i].vout[j].scriptPubKey.data(),len);
 758 #else
 759                             memcpy(scriptbuf,(uint8_t *)&block.vtx[i].vout[j].scriptPubKey[0],len);
 760 #endif
 761                             if ( len == 35 && scriptbuf[0] == 33 && scriptbuf[34] == 0xac )
 762                             {
 763                                 memcpy(pubkeys[numvalid++],scriptbuf+1,33);
 764                                 for (k=0; k<33; k++)
 765                                     printf("%02x",scriptbuf[k+1]);
 766                                 printf(" <- new notary.[%d]\n",j-1);
 767                             }
 768                         }
 769                     }
 770                     if ( ((signedmask & 1) != 0 && numvalid >= KOMODO_MINRATIFY) || bitweight(signedmask) > (numnotaries/3) )
 771                     {
 772                         memset(&txhash,0,sizeof(txhash));
 773                         komodo_stateupdate(height,pubkeys,numvalid,0,txhash,0,0,0,0,0,0,0,0,0,0);
 774                         printf("RATIFIED! >>>>>>>>>> new notaries.%d newheight.%d from height.%d\n",numvalid,(((height+KOMODO_ELECTION_GAP/2)/KOMODO_ELECTION_GAP)+1)*KOMODO_ELECTION_GAP,height);
 775                     } else printf("signedmask.%llx numvalid.%d wt.%d numnotaries.%d\n",(long long)signedmask,numvalid,bitweight(signedmask),numnotaries);
 776                 }
 777             }
 778         }
 779         if ( NOTARY_PUBKEY33[0] != 0 && ASSETCHAINS_SYMBOL[0] == 0 )
 780             printf("%s ht.%d\n",ASSETCHAINS_SYMBOL[0] == 0 ? "KMD" : ASSETCHAINS_SYMBOL,height);
 781         if ( pindex->nHeight == hwmheight )
 782             komodo_stateupdate(height,0,0,0,zero,0,0,0,0,height,(uint32_t)pindex->nTime,0,0,0,0);
 783     } else fprintf(stderr,"komodo_connectblock: unexpected null pindex\n");
 784     //KOMODO_INITDONE = (uint32_t)time(NULL);
 785     //fprintf(stderr,"%s end connect.%d\n",ASSETCHAINS_SYMBOL,pindex->nHeight);
 786 }
 787
 788
 789 #endif