src/komodo_gateway.h

   1 /******************************************************************************
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   3  *                                                                            *
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  15
  16 // paxdeposit equivalent in reverse makes opreturn and KMD does the same in reverse
  17
  18 struct pax_transaction
  19 {
  20     UT_hash_handle hh;
  21     uint256 txid;
  22     uint64_t komodoshis,fiatoshis;
  23     int32_t marked,height;
  24     uint16_t vout;
  25     char symbol[16],coinaddr[64]; uint8_t rmd160[20],shortflag;
  26 } *PAX;
  27
  28 uint64_t komodo_paxtotal()
  29 {
  30     struct pax_transaction *pax,*tmp; uint64_t total = 0;
  31     /*pthread_mutex_lock(&komodo_mutex);
  32     tmp = 0;
  33     if ( PAX != 0 )
  34     {
  35         pax = (struct pax_transaction *)PAX->hh.next;
  36         while ( pax != 0 && pax != tmp && n++ < 1000000 )
  37         {
  38             printf("PAX.[%p %p] pax.%p marked.%d fiat %.8f KMD %.8f\n",PAX->hh.next,PAX->hh.prev,pax,pax->marked,dstr(pax->fiatoshis),dstr(pax->komodoshis));
  39             if ( pax->marked == 0 )
  40             {
  41                 if ( komodo_is_issuer() != 0 )
  42                     total += pax->fiatoshis;
  43                 else total += pax->komodoshis;
  44             }
  45             tmp = pax;
  46             pax = (struct pax_transaction *)pax->hh.next;
  47         }
  48     }
  49     pthread_mutex_unlock(&komodo_mutex);
  50     if ( n >= 1000000 )
  51         printf("komodo_paxtotal n.%d iterations?\n",n);*/
  52     HASH_ITER(hh,PAX,pax,tmp)
  53     {
  54         if ( pax->marked == 0 )
  55         {
  56             if ( komodo_is_issuer() != 0 )
  57                 total += pax->fiatoshis;
  58             else total += pax->komodoshis;
  59         }
  60     }
  61     return(total);
  62 }
  63
  64 struct pax_transaction *komodo_paxfind(struct pax_transaction *space,uint256 txid,uint16_t vout)
  65 {
  66     struct pax_transaction *pax;
  67     pthread_mutex_lock(&komodo_mutex);
  68     HASH_FIND(hh,PAX,&txid,sizeof(txid),pax);
  69     if ( pax != 0 )
  70         memcpy(space,pax,sizeof(*pax));
  71     pthread_mutex_unlock(&komodo_mutex);
  72     return(pax);
  73 }
  74
  75 struct pax_transaction *komodo_paxmark(int32_t height,struct pax_transaction *space,uint256 txid,uint16_t vout,int32_t mark)
  76 {
  77     struct pax_transaction *pax;
  78     pthread_mutex_lock(&komodo_mutex);
  79     HASH_FIND(hh,PAX,&txid,sizeof(txid),pax);
  80     if ( pax == 0 )
  81     {
  82         pax = (struct pax_transaction *)calloc(1,sizeof(*pax));
  83         pax->txid = txid;
  84         pax->vout = vout;
  85         HASH_ADD_KEYPTR(hh,PAX,&pax->txid,sizeof(pax->txid),pax);
  86         //printf("ht.%d create pax.%p mark.%d\n",height,pax,mark);
  87     }
  88     if ( pax != 0 )
  89     {
  90         pax->marked = mark;
  91         //int32_t i; for (i=0; i<32; i++)
  92         //    printf("%02x",((uint8_t *)&txid)[i]);
  93         //printf(" paxmark.ht %d vout%d\n",mark,vout);
  94         memcpy(space,pax,sizeof(*pax));
  95     }
  96     pthread_mutex_unlock(&komodo_mutex);
  97     return(pax);
  98 }
  99
 100 void komodo_gateway_deposit(char *coinaddr,uint64_t value,int32_t shortflag,char *symbol,uint64_t fiatoshis,uint8_t *rmd160,uint256 txid,uint16_t vout,int32_t height) // assetchain context
 101 {
 102     struct pax_transaction *pax; int32_t addflag = 0;
 103     pthread_mutex_lock(&komodo_mutex);
 104     HASH_FIND(hh,PAX,&txid,sizeof(txid),pax);
 105     if ( pax == 0 )
 106     {
 107         pax = (struct pax_transaction *)calloc(1,sizeof(*pax));
 108         pax->txid = txid;
 109         pax->vout = vout;
 110         HASH_ADD_KEYPTR(hh,PAX,&pax->txid,sizeof(pax->txid),pax);
 111         //printf("[%s] ht.%d create pax.%p\n",ASSETCHAINS_SYMBOL,height,pax);
 112     }
 113     pthread_mutex_unlock(&komodo_mutex);
 114     if ( coinaddr != 0 )
 115     {
 116         strcpy(pax->coinaddr,coinaddr);
 117         pax->komodoshis = value;
 118         pax->shortflag = shortflag;
 119         strcpy(pax->symbol,symbol);
 120         pax->fiatoshis = fiatoshis;
 121         memcpy(pax->rmd160,rmd160,20);
 122         pax->height = height;
 123         if ( pax->marked == 0 )
 124             printf("[%s] %p ADD DEPOSIT %s %.8f -> %s TO PAX ht.%d total %.8f\n",ASSETCHAINS_SYMBOL,pax,symbol,dstr(fiatoshis),coinaddr,height,dstr(komodo_paxtotal()));
 125         else printf("%p MARKED.%d DEPOSIT %s %.8f -> %s TO PAX ht.%d\n",pax,pax->marked,symbol,dstr(fiatoshis),coinaddr,height);
 126     }
 127     else
 128     {
 129         pax->marked = height;
 130         printf("pax.%p MARK DEPOSIT ht.%d\n",pax,height);
 131     }
 132 }
 133
 134 int32_t komodo_issued_opreturn(uint8_t *shortflagp,char *base,uint256 *txids,uint16_t *vouts,uint8_t *opretbuf,int32_t opretlen)
 135 {
 136     int32_t i,n=0,j,len;
 137     if ( opretbuf[opretlen-5] == '-' )
 138         *shortflagp = 1;
 139     else *shortflagp = 0;
 140     for (i=0; i<4; i++)
 141         base[i] = opretbuf[opretlen-4+i];
 142     if ( (strcmp(base,"KMD") == 0 && ASSETCHAINS_SYMBOL[0] == 0) || strncmp(ASSETCHAINS_SYMBOL,base,strlen(base)) == 0 ) // shortflag
 143     {
 144         //printf("BASE.(%s) vs (%s)\n",base,ASSETCHAINS_SYMBOL);
 145         opretbuf++, opretlen--;
 146         for (n=len=0; n<opretlen/34; n++)
 147         {
 148             for (j=0; j<32; j++)
 149             {
 150                 ((uint8_t *)&txids[n])[j] = opretbuf[len++];
 151                 //printf("%02x",((uint8_t *)&txids[n])[j]);
 152             }
 153             vouts[n] = opretbuf[len++];
 154             vouts[n] = (opretbuf[len++] << 8) | vouts[n];
 155             //printf(" issuedtxid v%d i.%d opretlen.%d\n",vouts[n],n,opretlen);
 156         }
 157     }
 158     return(n);
 159 }
 160
 161 void komodo_gateway_deposits(CMutableTransaction *txNew,int32_t shortflag,char *symbol)
 162 {
 163     struct pax_transaction *pax,*tmp; uint8_t *script,opcode,opret[10000],data[10000]; int32_t i,len=0,opretlen=0,numvouts=1;
 164     PENDING_KOMODO_TX = 0;
 165     if ( strcmp(symbol,"KMD") == 0 )
 166         opcode = 'I';
 167     else opcode = 'X';
 168     HASH_ITER(hh,PAX,pax,tmp)
 169     {
 170         if ( pax->marked != 0 )
 171             continue;
 172         if ( ASSETCHAINS_SYMBOL[0] != 0 )
 173             printf("pax.%p marked.%d %.8f -> %.8f\n",pax,pax->marked,dstr(pax->komodoshis),dstr(pax->fiatoshis));
 174         txNew->vout.resize(numvouts+1);
 175         txNew->vout[numvouts].nValue = pax->fiatoshis;
 176         txNew->vout[numvouts].scriptPubKey.resize(25);
 177         script = (uint8_t *)&txNew->vout[numvouts].scriptPubKey[0];
 178         *script++ = 0x76;
 179         *script++ = 0xa9;
 180         *script++ = 20;
 181         memcpy(script,pax->rmd160,20), script += 20;
 182         *script++ = 0x88;
 183         *script++ = 0xac;
 184         for (i=0; i<32; i++)
 185         {
 186             printf("%02x",((uint8_t *)&pax->txid)[i]);
 187             data[len++] = ((uint8_t *)&pax->txid)[i];
 188         }
 189         data[len++] = pax->vout & 0xff;
 190         data[len++] = (pax->vout >> 8) & 0xff;
 191         if ( strcmp(symbol,"KMD") != 0 )
 192             PENDING_KOMODO_TX += pax->fiatoshis;
 193         else PENDING_KOMODO_TX += pax->komodoshis;
 194         printf(" vout.%u DEPOSIT %.8f <- paxdeposit.%s pending %.8f\n",pax->vout,(double)txNew->vout[numvouts].nValue/COIN,symbol,dstr(PENDING_KOMODO_TX));
 195         if ( numvouts++ >= 64 )
 196             break;
 197     }
 198     if ( numvouts > 1 )
 199     {
 200         if ( shortflag != 0 )
 201             data[len++] = '-';
 202         for (i=0; symbol[i]!=0; i++)
 203             data[len++] = symbol[i];
 204         data[len++] = 0;
 205         opretlen = komodo_opreturnscript(opret,opcode,data,len);
 206         txNew->vout.resize(numvouts+1);
 207         txNew->vout[numvouts].nValue = 0;
 208         txNew->vout[numvouts].scriptPubKey.resize(opretlen);
 209         script = (uint8_t *)&txNew->vout[numvouts].scriptPubKey[0];
 210         memcpy(script,opret,opretlen);
 211         printf("total numvouts.%d %.8f opretlen.%d\n",numvouts,dstr(PENDING_KOMODO_TX),opretlen);
 212     }
 213 }
 214
 215 int32_t komodo_check_deposit(int32_t height,const CBlock& block) // verify above block is valid pax pricing
 216 {
 217     int32_t i,j,n,num,opretlen,offset=1; uint256 hash,txids[64]; uint8_t shortflag; char symbol[16],base[16]; uint16_t vouts[64]; uint8_t *script,opcode; struct pax_transaction *pax,space;
 218     n = block.vtx[0].vout.size();
 219     script = (uint8_t *)block.vtx[0].vout[n-1].scriptPubKey.data();
 220     if ( n <= 2 || script[0] != 0x6a )
 221         return(0);
 222     offset += komodo_scriptitemlen(&opretlen,&script[offset]);
 223     //printf("checkdeposit n.%d [%02x] [%c] %d vs %d\n",n,script[0],script[offset],script[offset],'I');
 224     if ( ASSETCHAINS_SYMBOL[0] == 0 )
 225     {
 226         opcode = 'X';
 227         strcpy(symbol,"KMD");
 228     }
 229     else
 230     {
 231         strcpy(symbol,ASSETCHAINS_SYMBOL);
 232         opcode = 'I';
 233     }
 234     if ( script[offset] == opcode && opretlen < block.vtx[0].vout[n-1].scriptPubKey.size() )
 235     {
 236         if ( (num= komodo_issued_opreturn(&shortflag,base,txids,vouts,&script[offset],opretlen)) > 0 )
 237         {
 238             for (i=1; i<n-1; i++)
 239             {
 240                 if ( (pax= komodo_paxfind(&space,txids[i-1],vouts[i-1])) != 0 && ((opcode == 'I' && pax->fiatoshis == block.vtx[0].vout[i].nValue) || (opcode == 'X' && pax->komodoshis == block.vtx[0].vout[i].nValue)) )
 241                 {
 242                     //printf("i.%d match %.8f == %.8f\n",i,dstr(pax != 0 ? pax->fiatoshis:-1),dstr(block.vtx[0].vout[i].nValue));
 243                     komodo_paxmark(height,&space,txids[i-1],vouts[i-1],height);
 244                 }
 245                 else
 246                 {
 247                     hash = block.GetHash();
 248                     //for (j=0; j<32; j++)
 249                     //   printf("%02x",((uint8_t *)&hash)[j]);
 250                     //printf(" ht.%d blockhash couldnt find vout.[%d]\n",height,i);
 251                     komodo_paxmark(height,&space,txids[i-1],vouts[i-1],height);
 252                 }
 253             }
 254         }
 255         //printf("opretlen.%d num.%d\n",opretlen,num);
 256     }
 257     return(0);
 258 }
 259
 260 const char *komodo_opreturn(int32_t height,uint64_t value,uint8_t *opretbuf,int32_t opretlen,uint256 txid,uint16_t vout)
 261 {
 262     uint8_t rmd160[20],addrtype,shortflag,pubkey33[33]; int32_t i,j,n,len,tokomodo,kmdheight; char base[4],coinaddr[64],destaddr[64]; struct pax_transaction space; uint256 txids[64]; uint16_t vouts[64]; double diff; uint64_t seed; int64_t fiatoshis,checktoshis; const char *typestr = "unknown";
 263     tokomodo = (komodo_is_issuer() == 0);
 264     if ( opretbuf[0] == 'D' )
 265     {
 266         if ( opretlen == 38 ) // any KMD tx
 267         {
 268             iguana_rwnum(0,&opretbuf[34],sizeof(kmdheight),&kmdheight);
 269             memset(base,0,sizeof(base));
 270             PAX_pubkey(0,&opretbuf[1],&addrtype,rmd160,base,&shortflag,&fiatoshis);
 271             if ( fiatoshis < 0 )
 272                 fiatoshis = -fiatoshis;
 273             bitcoin_address(coinaddr,addrtype,rmd160,20);
 274             checktoshis = PAX_fiatdest(&seed,tokomodo,destaddr,pubkey33,coinaddr,kmdheight,base,fiatoshis);
 275             typestr = "deposit";
 276             printf("kmdheight.%d vs height.%d check %.8f vs %.8f tokomodo.%d %d seed.%llx\n",kmdheight,height,dstr(checktoshis),dstr(value),komodo_is_issuer(),strncmp(ASSETCHAINS_SYMBOL,base,strlen(base)) == 0,(long long)seed);
 277             diff = ((double)value / checktoshis) - 1.;
 278             if ( diff < 0. )
 279                 diff = -diff;
 280             if ( kmdheight <= height )
 281             {
 282                 if ( 0 && ASSETCHAINS_SYMBOL[0] != 0 )
 283                 {
 284                     for (i=0; i<opretlen; i++)
 285                         printf("%02x",opretbuf[i]);
 286                     printf(" opret[%c] tokomodo.%d\n",opretbuf[0],tokomodo);
 287                 }
 288                 //paxprice seed.0 sum 0.07766840 densum 1000.00000000 basevol 0.01000000 height.59532
 289                 if ( tokomodo == 0 && strncmp(ASSETCHAINS_SYMBOL,base,strlen(base)) == 0 && shortflag == ASSETCHAINS_SHORTFLAG )
 290                 {
 291                     if ( shortflag == 0 )
 292                     {
 293                         for (i=0; i<32; i++)
 294                             printf("%02x",((uint8_t *)&txid)[i]);
 295                         printf(" <- txid.v%u ",vout);
 296                         for (i=0; i<33; i++)
 297                             printf("%02x",pubkey33[i]);
 298                         printf(" checkpubkey check %.8f v %.8f dest.(%s) kmdheight.%d height.%d\n",dstr(checktoshis),dstr(value),destaddr,kmdheight,height);
 299                         if ( value >= checktoshis || (seed == 0 && diff < .01) )
 300                         {
 301                             if ( komodo_paxfind(&space,txid,vout) == 0 )
 302                                 komodo_gateway_deposit(coinaddr,value,shortflag,base,fiatoshis,rmd160,txid,vout,kmdheight);
 303                         }
 304                     }
 305                     else // short
 306                     {
 307                         for (i=0; i<opretlen; i++)
 308                             printf("%02x",opretbuf[i]);
 309                         printf(" opret[%c] tokomodo.%d value %.8f vs check %.8f\n",opretbuf[0],tokomodo,dstr(value),dstr(checktoshis));
 310                         if ( value <= checktoshis || (seed == 0 && diff < .01) )
 311                         {
 312
 313                         }
 314                     }
 315                 }
 316             }
 317         }
 318     }
 319     else if ( strncmp((char *)"KMD",(char *)&opretbuf[opretlen-4],3) != 0 )
 320     {
 321         if ( tokomodo == 0 && opretbuf[0] == 'I' ) // assetchain coinbase
 322         {
 323             if ( 0 && ASSETCHAINS_SYMBOL[0] != 0 )
 324             {
 325                 for (i=0; i<opretlen; i++)
 326                     printf("%02x",opretbuf[i]);
 327                 printf(" opret[%c] tokomodo.%d\n",opretbuf[0],tokomodo);
 328             }
 329             if ( (n= komodo_issued_opreturn(&shortflag,base,txids,vouts,opretbuf,opretlen)) > 0 && shortflag == ASSETCHAINS_SHORTFLAG )
 330             {
 331                 for (i=0; i<n; i++)
 332                 {
 333                     for (j=0; j<32; j++)
 334                         printf("%02x",((uint8_t *)&txids[i])[j]);
 335                     printf(" issuedtxid v%d i.%d of n.%d opretlen.%d\n",vouts[i],i,n,opretlen);
 336                     if ( komodo_paxmark(height,&space,txids[i],vouts[i],height) == 0 )
 337                         komodo_gateway_deposit(0,0,0,0,0,0,txids[i],vouts[i],height);
 338                 }
 339             }
 340         }
 341         else if ( tokomodo != 0 && opretbuf[0] == 'X' )
 342         {
 343             // verify and update limits
 344         }
 345     }
 346     return(typestr);
 347 }
 348
 349 void komodo_gateway_voutupdate(char *symbol,int32_t isspecial,int32_t height,int32_t txi,bits256 txid,int32_t vout,int32_t numvouts,uint64_t value,uint8_t *script,int32_t len)
 350 {
 351     int32_t i,opretlen,offset = 0; uint256 zero,utxid; const char *typestr;
 352     typestr = "unknown";
 353     memcpy(&utxid,&txid,sizeof(utxid));
 354     if ( script[offset++] == 0x6a )
 355     {
 356         offset += komodo_scriptitemlen(&opretlen,&script[offset]);
 357         if ( isspecial != 0 && len >= offset+32*2+4 && strcmp((char *)&script[offset+32*2+4],ASSETCHAINS_SYMBOL[0]==0?"KMD":ASSETCHAINS_SYMBOL) == 0 )
 358             typestr = "notarized";
 359         else if ( txi == 0 && vout == 1 && opretlen == 149 )
 360         {
 361             typestr = "pricefeed";
 362             komodo_paxpricefeed(height,&script[offset],opretlen);
 363             //printf("height.%d pricefeed len.%d\n",height,opretlen);
 364         }
 365         else komodo_stateupdate(height,0,0,0,utxid,0,0,0,0,0,value,&script[offset],opretlen,vout);
 366     }
 367     else if ( numvouts >= KOMODO_MINRATIFY )
 368         typestr = "ratify";
 369 }
 370
 371 int32_t komodo_gateway_tx(char *symbol,int32_t height,int32_t txi,char *txidstr,uint32_t port)
 372 {
 373     char *retstr,params[256],*hexstr; uint8_t script[10000]; cJSON *oldpub,*newpub,*json,*result,*vouts,*item,*sobj; int32_t vout,n,len,isspecial,retval = -1; uint64_t value; bits256 txid;
 374     sprintf(params,"[\"%s\", 1]",txidstr);
 375     if ( (retstr= komodo_issuemethod((char *)"getrawtransaction",params,port)) != 0 )
 376     {
 377         if ( (json= cJSON_Parse(retstr)) != 0 )
 378         {
 379             if ( (result= jobj(json,(char *)"result")) != 0 )
 380             {
 381                 oldpub = jobj(result,(char *)"vpub_old");
 382                 newpub = jobj(result,(char *)"vpub_new");
 383                 retval = 0;
 384                 if ( oldpub == 0 && newpub == 0 && (vouts= jarray(&n,result,(char *)"vout")) != 0 )
 385                 {
 386                     isspecial = 0;
 387                     txid = jbits256(result,(char *)"txid");
 388                     for (vout=0; vout<n; vout++)
 389                     {
 390                         item = jitem(vouts,vout);
 391                         value = SATOSHIDEN * jdouble(item,(char *)"value");
 392                         if ( (sobj= jobj(item,(char *)"scriptPubKey")) != 0 )
 393                         {
 394                             if ( (hexstr= jstr(sobj,(char *)"hex")) != 0 )
 395                             {
 396                                 len = (int32_t)strlen(hexstr) >> 1;
 397                                 if ( vout == 0 && ((memcmp(&hexstr[2],CRYPTO777_PUBSECPSTR,66) == 0 && len == 35) || (memcmp(&hexstr[6],CRYPTO777_RMD160STR,40) == 0 && len == 25)) )
 398                                     isspecial = 1;
 399                                 else if ( len <= sizeof(script) )
 400                                 {
 401                                     decode_hex(script,len,hexstr);
 402                                     komodo_gateway_voutupdate(symbol,isspecial,height,txi,txid,vout,n,value,script,len);
 403                                 }
 404                             }
 405                         }
 406                     }
 407                 }
 408             } else printf("error getting txids.(%s) %p\n",retstr,result);
 409             free_json(json);
 410         }
 411         free(retstr);
 412     }
 413     return(retval);
 414 }
 415
 416 int32_t komodo_gateway_block(char *symbol,int32_t height,uint16_t port)
 417 {
 418     char *retstr,*retstr2,params[128],*txidstr; int32_t i,n,retval = -1; cJSON *json,*tx=0,*result=0,*result2;
 419     sprintf(params,"[%d]",height);
 420     if ( (retstr= komodo_issuemethod((char *)"getblockhash",params,port)) != 0 )
 421     {
 422         if ( (result= cJSON_Parse(retstr)) != 0 )
 423         {
 424             if ( (txidstr= jstr(result,(char *)"result")) != 0 && strlen(txidstr) == 64 )
 425             {
 426                 sprintf(params,"[\"%s\"]",txidstr);
 427                 if ( (retstr2= komodo_issuemethod((char *)"getblock",params,port)) != 0 )
 428                 {
 429                     //printf("getblock.(%s)\n",retstr2);
 430                     if ( (json= cJSON_Parse(retstr2)) != 0 )
 431                     {
 432                         if ( (result2= jobj(json,(char *)"result")) != 0 && (tx= jarray(&n,result2,(char *)"tx")) != 0 )
 433                         {
 434                             for (i=0; i<n; i++)
 435                                 if ( komodo_gateway_tx(symbol,height,i,jstri(tx,i),port) < 0 )
 436                                     break;
 437                             if ( i == n )
 438                                 retval = 0;
 439                             else printf("komodo_gateway_block ht.%d error i.%d vs n.%d\n",height,i,n);
 440                         } else printf("cant get result.%p or tx.%p\n",result,tx);
 441                         free_json(json);
 442                     } else printf("cant parse2.(%s)\n",retstr2);
 443                     free(retstr2);
 444                 } else printf("error getblock %s\n",params);
 445             } else printf("strlen.%ld (%s)\n",strlen(txidstr),txidstr);
 446             free_json(result);
 447         } else printf("couldnt parse.(%s)\n",retstr);
 448         free(retstr);
 449     } else printf("error from getblockhash %d\n",height);
 450     return(retval);
 451 }
 452
 453 void komodo_gateway_iteration(char *symbol)
 454 {
 455     char *retstr; int32_t i,kmdheight; cJSON *infoobj,*result; uint256 zero; uint16_t port = 7771;
 456     if ( KMDHEIGHT <= 0 )
 457         KMDHEIGHT = 1;
 458     KOMODO_REALTIME = 0;
 459     if ( (retstr= komodo_issuemethod((char *)"getinfo",0,port)) != 0 )
 460     {
 461         if ( (infoobj= cJSON_Parse(retstr)) != 0 )
 462         {
 463             if ( (result= jobj(infoobj,(char *)"result")) != 0 && (kmdheight= jint(result,(char *)"blocks")) != 0 )
 464             {
 465                 //printf("gateway KMDHEIGHT.%d kmdheight.%d\n",KMDHEIGHT,kmdheight);
 466                 for (i=0; i<1000 && KMDHEIGHT<kmdheight; i++,KMDHEIGHT++)
 467                 {
 468                     if ( (KMDHEIGHT % 10) == 0 )
 469                     {
 470                         if ( (KMDHEIGHT % 100) == 0 )
 471                             fprintf(stderr,"%s.%d ",symbol,KMDHEIGHT);
 472                         memset(&zero,0,sizeof(zero));
 473                         komodo_stateupdate(KMDHEIGHT,0,0,0,zero,0,0,0,0,KMDHEIGHT,0,0,0,0);
 474                     }
 475                     if ( komodo_gateway_block(symbol,KMDHEIGHT,port) < 0 )
 476                     {
 477                         printf("error KMDHEIGHT %d\n",KMDHEIGHT);
 478                         break;
 479                     }
 480                     usleep(10000);
 481                 }
 482                 if ( KMDHEIGHT >= kmdheight )
 483                     KOMODO_REALTIME = (uint32_t)time(NULL);
 484             }
 485             free_json(infoobj);
 486         }
 487         free(retstr);
 488     }
 489     else
 490     {
 491         printf("error from %s\n",symbol);
 492         sleep(30);
 493     }
 494 }
 495
 496 void komodo_iteration(char *symbol)
 497 {
 498     char *retstr,*base,*coinaddr,*txidstr,cmd[512]; uint64_t value,fiatoshis; cJSON *array,*item; int32_t i,n,vout,shortflag,height; uint256 txid; uint8_t rmd160[20],addrtype;
 499     if ( ASSETCHAINS_SYMBOL[0] == 0 )
 500     {
 501         //[{"prev_hash":"5d5c9a49489b558de9e84f991f996dedaae6b9d0f157f82b2fec64662476d5cf","prev_vout":2,"EUR":0.78329000,"fiat":"EUR","height":57930,"KMD":0.10000000,"address":"RDhEGYScNQYetCyG75Kf8Fg61UWPdwc1C5"}]
 502         sprintf(cmd,"{\"agent\":\"dpow\",\"method\":\"pending\",\"fiat\":\"%s\"}",symbol);
 503         if ( (retstr= issue_curl(cmd)) != 0 )
 504         {
 505             if ( (array= cJSON_Parse(retstr)) != 0 )
 506             {
 507                 if ( (n= cJSON_GetArraySize(array)) > 0 )
 508                 {
 509                     for (i=0; i<n; i++)
 510                     {
 511                         item = jitem(array,i);
 512                         coinaddr = jstr(item,(char *)"address");
 513                         value = jdouble(item,(char *)"KMD") * COIN;
 514                         shortflag = juint(item,(char *)"short");
 515                         vout = jint(item,(char *)"prev_vout");
 516                         height = jint(item,(char *)"height");
 517                         base = jstr(item,(char *)"fiat");
 518                         txidstr = jstr(item,(char *)"prev_hash");
 519                         if ( coinaddr != 0 && base != 0 && value > 0 && height > 0 )
 520                         {
 521                             fiatoshis = jdouble(item,base) * COIN;
 522                             decode_hex((uint8_t *)&txid,sizeof(txid),txidstr);
 523                             bitcoin_addr2rmd160(&addrtype,rmd160,coinaddr);
 524                             komodo_gateway_deposit(coinaddr,value,shortflag,base,fiatoshis,rmd160,txid,vout,height);
 525                         }
 526                     }
 527                 }
 528             }
 529             printf("retstr.(%s)\n",retstr);
 530             free(retstr);
 531         }
 532     }
 533 }