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fcd36118 1/******************************************************************************
2 * Copyright © 2014-2016 The SuperNET Developers. *
3 * *
4 * See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at *
5 * the top-level directory of this distribution for the individual copyright *
6 * holder information and the developer policies on copyright and licensing. *
7 * *
8 * Unless otherwise agreed in a custom licensing agreement, no part of the *
9 * SuperNET software, including this file may be copied, modified, propagated *
10 * or distributed except according to the terms contained in the LICENSE file *
11 * *
12 * Removal or modification of this copyright notice is prohibited. *
13 * *
14 ******************************************************************************/
15
16#ifndef H_KOMODO_H
17#define H_KOMODO_H
18
27bf3c5e 19// Todo:
f4fd2426 20// 1. net balance limiter, wait for notarized
67f8472f 21// 2. verify: reorgs
3ec03ada 22
23// non komodod (non-hardfork) todo:
24// a. automate notarization fee payouts
25// b. automated distribution of test REVS snapshot
3eea72f2 26
9499e4de 27#include <stdint.h>
28#include <stdio.h>
975b2ddb 29#include <pthread.h>
88f973c2 30#include <ctype.h>
6d5cb6d4 31#include "uthash.h"
32#include "utlist.h"
9499e4de 33
fc318ffe 34int32_t gettxout_scriptPubKey(uint8_t *scriptPubkey,int32_t maxsize,uint256 txid,int32_t n);
f3a1de3a 35void komodo_event_rewind(struct komodo_state *sp,char *symbol,int32_t height);
875cf683 36void komodo_connectblock(CBlockIndex *pindex,CBlock& block);
3face669 37
fc318ffe 38#include "komodo_structs.h"
9fb37168 39#include "komodo_globals.h"
46beb55e 40#include "komodo_utils.h"
1bfdde1d 41
e4e76989 42#include "cJSON.c"
43#include "komodo_bitcoind.h"
44#include "komodo_interest.h"
45#include "komodo_pax.h"
46#include "komodo_notary.h"
ab918767 47
48int32_t komodo_parsestatefile(struct komodo_state *sp,FILE *fp,char *symbol,char *dest);
e4e76989 49#include "komodo_gateway.h"
50#include "komodo_events.h"
51
c75c18fc 52void komodo_currentheight_set(int32_t height)
53{
54 char symbol[16],dest[16]; struct komodo_state *sp;
55 if ( (sp= komodo_stateptr(symbol,dest)) != 0 )
56 sp->CURRENT_HEIGHT = height;
57}
58
59int32_t komodo_currentheight()
60{
61 char symbol[16],dest[16]; struct komodo_state *sp;
62 if ( (sp= komodo_stateptr(symbol,dest)) != 0 )
63 return(sp->CURRENT_HEIGHT);
64 else return(0);
65}
66
67int32_t komodo_parsestatefile(struct komodo_state *sp,FILE *fp,char *symbol,char *dest)
68{
69 static int32_t errs;
2df2f193 70 int32_t func,ht,notarized_height,num,matched=0; uint256 notarized_hash,notarized_desttxid; uint8_t pubkeys[64][33];
c75c18fc 71 if ( (func= fgetc(fp)) != EOF )
72 {
73 if ( ASSETCHAINS_SYMBOL[0] == 0 && strcmp(symbol,"KMD") == 0 )
74 matched = 1;
75 else matched = (strcmp(symbol,ASSETCHAINS_SYMBOL) == 0);
76 if ( fread(&ht,1,sizeof(ht),fp) != sizeof(ht) )
77 errs++;
78 //printf("fpos.%ld func.(%d %c) ht.%d ",ftell(fp),func,func,ht);
79 if ( func == 'P' )
80 {
f3a1de3a 81 if ( (num= fgetc(fp)) <= 64 )
c75c18fc 82 {
83 if ( fread(pubkeys,33,num,fp) != num )
84 errs++;
85 else
86 {
15724d02 87 printf("updated %d pubkeys at %s ht.%d\n",num,symbol,ht);
88 if ( (KOMODO_EXTERNAL_NOTARIES != 0 && matched != 0) || (strcmp(symbol,"KMD") == 0 && KOMODO_EXTERNAL_NOTARIES == 0) )
c75c18fc 89 komodo_eventadd_pubkeys(sp,symbol,ht,num,pubkeys);
90 }
91 } else printf("illegal num.%d\n",num);
92 }
93 else if ( func == 'N' )
94 {
95 if ( fread(&notarized_height,1,sizeof(notarized_height),fp) != sizeof(notarized_height) )
96 errs++;
97 if ( fread(&notarized_hash,1,sizeof(notarized_hash),fp) != sizeof(notarized_hash) )
98 errs++;
99 if ( fread(&notarized_desttxid,1,sizeof(notarized_desttxid),fp) != sizeof(notarized_desttxid) )
100 errs++;
e8ce1079 101 if ( 0 && sp != 0 )
f2db1a97 102 printf("%s load[%s.%d] NOTARIZED %d %s\n",ASSETCHAINS_SYMBOL,symbol,sp->NUM_NPOINTS,notarized_height,notarized_hash.ToString().c_str());
1ebb14e7 103 //if ( matched != 0 ) global independent states -> inside *sp
104 komodo_eventadd_notarized(sp,symbol,ht,dest,notarized_hash,notarized_desttxid,notarized_height);
c75c18fc 105 }
1ebb14e7 106 else if ( func == 'U' ) // deprecated
c75c18fc 107 {
108 uint8_t n,nid; uint256 hash; uint64_t mask;
109 n = fgetc(fp);
110 nid = fgetc(fp);
111 //printf("U %d %d\n",n,nid);
112 if ( fread(&mask,1,sizeof(mask),fp) != sizeof(mask) )
113 errs++;
114 if ( fread(&hash,1,sizeof(hash),fp) != sizeof(hash) )
115 errs++;
6f3cb4d0 116 //if ( matched != 0 )
117 // komodo_eventadd_utxo(sp,symbol,ht,nid,hash,mask,n);
c75c18fc 118 }
119 else if ( func == 'K' )
120 {
121 int32_t kheight;
122 if ( fread(&kheight,1,sizeof(kheight),fp) != sizeof(kheight) )
123 errs++;
1ebb14e7 124 //if ( matched != 0 ) global independent states -> inside *sp
a8f4e85e 125 //printf("%s.%d load[%s] ht.%d\n",ASSETCHAINS_SYMBOL,ht,symbol,kheight);
e155dbe9 126 komodo_eventadd_kmdheight(sp,symbol,ht,kheight,0);
127 }
128 else if ( func == 'T' )
129 {
130 int32_t kheight,ktimestamp;
131 if ( fread(&kheight,1,sizeof(kheight),fp) != sizeof(kheight) )
132 errs++;
133 if ( fread(&ktimestamp,1,sizeof(ktimestamp),fp) != sizeof(ktimestamp) )
134 errs++;
135 //if ( matched != 0 ) global independent states -> inside *sp
a8f4e85e 136 //printf("%s.%d load[%s] ht.%d t.%u\n",ASSETCHAINS_SYMBOL,ht,symbol,kheight,ktimestamp);
e155dbe9 137 komodo_eventadd_kmdheight(sp,symbol,ht,kheight,ktimestamp);
c75c18fc 138 }
139 else if ( func == 'R' )
140 {
ef1a9636 141 uint16_t olen,v; uint64_t ovalue; uint256 txid; uint8_t opret[16384];
c75c18fc 142 if ( fread(&txid,1,sizeof(txid),fp) != sizeof(txid) )
143 errs++;
144 if ( fread(&v,1,sizeof(v),fp) != sizeof(v) )
145 errs++;
146 if ( fread(&ovalue,1,sizeof(ovalue),fp) != sizeof(ovalue) )
147 errs++;
148 if ( fread(&olen,1,sizeof(olen),fp) != sizeof(olen) )
149 errs++;
150 if ( olen < sizeof(opret) )
151 {
152 if ( fread(opret,1,olen,fp) != olen )
153 errs++;
0cc6ad81 154 if ( 0 && matched != 0 )
e2a12abf 155 {
156 int32_t i; for (i=0; i<olen; i++)
157 printf("%02x",opret[i]);
158 printf(" %s.%d load[%s] opret[%c] len.%d %.8f\n",ASSETCHAINS_SYMBOL,ht,symbol,opret[0],olen,(double)ovalue/COIN);
159 }
160 komodo_eventadd_opreturn(sp,symbol,ht,txid,ovalue,v,opret,olen); // global shared state -> global PAX
939a5a45 161 } else
162 {
66d02e79 163 int32_t i;
939a5a45 164 for (i=0; i<olen; i++)
165 fgetc(fp);
166 printf("illegal olen.%u\n",olen);
167 }
c75c18fc 168 }
169 else if ( func == 'D' )
170 {
171 printf("unexpected function D[%d]\n",ht);
172 }
173 else if ( func == 'V' )
174 {
175 int32_t numpvals; uint32_t pvals[128];
176 numpvals = fgetc(fp);
177 if ( numpvals*sizeof(uint32_t) <= sizeof(pvals) && fread(pvals,sizeof(uint32_t),numpvals,fp) == numpvals )
178 {
1ebb14e7 179 //if ( matched != 0 ) global shared state -> global PVALS
335f2ea7 180 //printf("%s load[%s] prices %d\n",ASSETCHAINS_SYMBOL,symbol,ht);
15724d02 181 komodo_eventadd_pricefeed(sp,symbol,ht,pvals,numpvals);
c75c18fc 182 //printf("load pvals ht.%d numpvals.%d\n",ht,numpvals);
183 } else printf("error loading pvals[%d]\n",numpvals);
184 }
7ba6b48d 185 else printf("[%s] %s illegal func.(%d %c)\n",ASSETCHAINS_SYMBOL,symbol,func,func);
c75c18fc 186 return(func);
187 } else return(-1);
188}
189
e155dbe9 190void 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)
5cea7725 191{
c75c18fc 192 static FILE *fp; static int32_t errs;
e21ffa1d 193 struct komodo_state *sp; char fname[512],symbol[16],dest[16]; int32_t ht,func; uint8_t num,pubkeys[64][33];
c75c18fc 194 if ( (sp= komodo_stateptr(symbol,dest)) == 0 )
195 return;
888cf827 196 if ( fp == 0 )
197 {
055db9b6 198 komodo_statefname(fname,ASSETCHAINS_SYMBOL,(char *)"komodostate");
bafc61f3 199 if ( (fp= fopen(fname,"rb+")) != 0 )
200 {
c75c18fc 201 while ( komodo_parsestatefile(sp,fp,symbol,dest) >= 0 )
202 ;
bafc61f3 203 } else fp = fopen(fname,"wb+");
204 printf("fname.(%s) fpos.%ld\n",fname,ftell(fp));
63c30610 205 KOMODO_INITDONE = (uint32_t)time(NULL);
bafc61f3 206 }
e98e2aec 207 if ( height <= 0 )
49df008c 208 {
6458297e 209 //printf("early return: stateupdate height.%d\n",height);
49df008c 210 return;
211 }
3eea72f2 212 if ( fp != 0 ) // write out funcid, height, other fields, call side effect function
bafc61f3 213 {
2578b002 214 //printf("fpos.%ld ",ftell(fp));
ab918767 215 if ( KMDheight != 0 )
2b84e06c 216 {
e155dbe9 217 if ( KMDtimestamp != 0 )
218 {
219 fputc('T',fp);
220 if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
221 errs++;
222 if ( fwrite(&KMDheight,1,sizeof(KMDheight),fp) != sizeof(KMDheight) )
223 errs++;
224 if ( fwrite(&KMDtimestamp,1,sizeof(KMDtimestamp),fp) != sizeof(KMDtimestamp) )
225 errs++;
226 }
227 else
228 {
229 fputc('K',fp);
230 if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
231 errs++;
232 if ( fwrite(&KMDheight,1,sizeof(KMDheight),fp) != sizeof(KMDheight) )
233 errs++;
234 }
235 komodo_eventadd_kmdheight(sp,symbol,height,KMDheight,KMDtimestamp);
2b84e06c 236 }
01f9cb3d 237 else if ( opretbuf != 0 && opretlen > 0 )
64bb0834 238 {
01f9cb3d 239 uint16_t olen = opretlen;
240 fputc('R',fp);
64bb0834 241 if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
242 errs++;
429dabb5 243 if ( fwrite(&txhash,1,sizeof(txhash),fp) != sizeof(txhash) )
244 errs++;
245 if ( fwrite(&vout,1,sizeof(vout),fp) != sizeof(vout) )
246 errs++;
30df2e00 247 if ( fwrite(&opretvalue,1,sizeof(opretvalue),fp) != sizeof(opretvalue) )
33935bd0 248 errs++;
289dc57b 249 if ( fwrite(&olen,1,sizeof(olen),fp) != olen )
250 errs++;
01f9cb3d 251 if ( fwrite(opretbuf,1,olen,fp) != olen )
64bb0834 252 errs++;
1938746c 253 //printf("ht.%d R opret[%d]\n",height,olen);
c75c18fc 254 //komodo_opreturn(height,opretvalue,opretbuf,olen,txhash,vout);
255 komodo_eventadd_opreturn(sp,symbol,height,txhash,opretvalue,vout,opretbuf,olen);
01f9cb3d 256 }
9997caa0 257 else if ( notarypubs != 0 && numnotaries > 0 )
bafc61f3 258 {
f3a1de3a 259 printf("ht.%d func P[%d] errs.%d\n",height,numnotaries,errs);
bafc61f3 260 fputc('P',fp);
c50ec0fb 261 if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
262 errs++;
bafc61f3 263 fputc(numnotaries,fp);
52ed4002 264 if ( fwrite(notarypubs,33,numnotaries,fp) != numnotaries )
265 errs++;
c75c18fc 266 komodo_eventadd_pubkeys(sp,symbol,height,numnotaries,notarypubs);
bafc61f3 267 }
671187dd 268 else if ( voutmask != 0 && numvouts > 0 )
269 {
2578b002 270 //printf("ht.%d func U %d %d errs.%d hashsize.%ld\n",height,numvouts,notaryid,errs,sizeof(txhash));
671187dd 271 fputc('U',fp);
c50ec0fb 272 if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
273 errs++;
671187dd 274 fputc(numvouts,fp);
275 fputc(notaryid,fp);
276 if ( fwrite(&voutmask,1,sizeof(voutmask),fp) != sizeof(voutmask) )
277 errs++;
278 if ( fwrite(&txhash,1,sizeof(txhash),fp) != sizeof(txhash) )
279 errs++;
6f3cb4d0 280 //komodo_eventadd_utxo(sp,symbol,height,notaryid,txhash,voutmask,numvouts);
671187dd 281 }
b673d264 282//#ifdef KOMODO_PAX
4a41b0b2 283 else if ( pvals != 0 && numpvals > 0 )
284 {
bfa5b4f2 285 int32_t i,nonz = 0;
1bf82154 286 for (i=0; i<32; i++)
287 if ( pvals[i] != 0 )
288 nonz++;
289 if ( nonz >= 32 )
290 {
291 fputc('V',fp);
292 if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
293 errs++;
294 fputc(numpvals,fp);
295 if ( fwrite(pvals,sizeof(uint32_t),numpvals,fp) != numpvals )
296 errs++;
c75c18fc 297 komodo_eventadd_pricefeed(sp,symbol,height,pvals,numpvals);
2578b002 298 //printf("ht.%d V numpvals[%d]\n",height,numpvals);
1bf82154 299 }
ef7a3548 300 //printf("save pvals height.%d numpvals.%d\n",height,numpvals);
4a41b0b2 301 }
b673d264 302//#endif
6dabcca4 303 else if ( height != 0 )
671187dd 304 {
2578b002 305 //printf("ht.%d func N ht.%d errs.%d\n",height,NOTARIZED_HEIGHT,errs);
807200e4 306 if ( sp != 0 )
307 {
308 fputc('N',fp);
309 if ( fwrite(&height,1,sizeof(height),fp) != sizeof(height) )
310 errs++;
311 if ( fwrite(&sp->NOTARIZED_HEIGHT,1,sizeof(sp->NOTARIZED_HEIGHT),fp) != sizeof(sp->NOTARIZED_HEIGHT) )
312 errs++;
313 if ( fwrite(&sp->NOTARIZED_HASH,1,sizeof(sp->NOTARIZED_HASH),fp) != sizeof(sp->NOTARIZED_HASH) )
314 errs++;
315 if ( fwrite(&sp->NOTARIZED_DESTTXID,1,sizeof(sp->NOTARIZED_DESTTXID),fp) != sizeof(sp->NOTARIZED_DESTTXID) )
316 errs++;
317 komodo_eventadd_notarized(sp,symbol,height,dest,sp->NOTARIZED_HASH,sp->NOTARIZED_DESTTXID,sp->NOTARIZED_HEIGHT);
318 }
671187dd 319 }
47f47733 320 fflush(fp);
bafc61f3 321 }
322}
323
8f40a7a2 324int32_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)
1390456b 325{
c96e160a 326 static uint256 zero; static FILE *signedfp;
dbaf1154 327 int32_t opretlen,nid,k,len = 0; uint256 kmdtxid,desttxid; uint8_t crypto777[33]; struct komodo_state *sp; char symbol[16],dest[16];
2df2f193 328 if ( (sp= komodo_stateptr(symbol,dest)) == 0 )
329 return(-1);
9c406099 330 if ( scriptlen == 35 && scriptbuf[0] == 33 && scriptbuf[34] == 0xac )
1390456b 331 {
c23dd601 332 decode_hex(crypto777,33,(char *)CRYPTO777_PUBSECPSTR);
986d3459 333 /*for (k=0; k<33; k++)
e1be360e 334 printf("%02x",crypto777[k]);
335 printf(" crypto777 ");
336 for (k=0; k<scriptlen; k++)
337 printf("%02x",scriptbuf[k]);
986d3459 338 printf(" <- script ht.%d i.%d j.%d cmp.%d\n",height,i,j,memcmp(crypto777,scriptbuf+1,33));*/
1390456b 339 if ( memcmp(crypto777,scriptbuf+1,33) == 0 )
340 {
341 *specialtxp = 1;
b7f942c8 342 //printf(">>>>>>>> ");
1390456b 343 }
a5f315c7 344 else if ( komodo_chosennotary(&nid,height,scriptbuf + 1) >= 0 )
1390456b 345 {
84e843cd 346 //printf("found notary.k%d\n",k);
347 if ( notaryid < 64 )
1390456b 348 {
84e843cd 349 if ( notaryid < 0 )
350 {
a5f315c7 351 notaryid = nid;
84e843cd 352 *voutmaskp |= (1LL << j);
353 }
a5f315c7 354 else if ( notaryid != nid )
84e843cd 355 {
b7f942c8 356 //for (i=0; i<33; i++)
357 // printf("%02x",scriptbuf[i+1]);
358 //printf(" %s mismatch notaryid.%d k.%d\n",ASSETCHAINS_SYMBOL,notaryid,nid);
84e843cd 359 notaryid = 64;
360 *voutmaskp = 0;
361 }
362 else *voutmaskp |= (1LL << j);
1390456b 363 }
1390456b 364 }
365 }
844a6138 366 if ( scriptbuf[len++] == 0x6a )
1390456b 367 {
368 if ( (opretlen= scriptbuf[len++]) == 0x4c )
369 opretlen = scriptbuf[len++];
370 else if ( opretlen == 0x4d )
371 {
372 opretlen = scriptbuf[len++];
508b0d3c 373 opretlen += (scriptbuf[len++] << 8);
1390456b 374 }
a6400079 375 if ( j == 1 && opretlen >= 32*2+4 && strcmp(ASSETCHAINS_SYMBOL[0]==0?"KMD":ASSETCHAINS_SYMBOL,(char *)&scriptbuf[len+32*2+4]) == 0 )
1390456b 376 {
4a41b0b2 377 len += iguana_rwbignum(0,&scriptbuf[len],32,(uint8_t *)&kmdtxid);
dbaf1154 378 len += iguana_rwnum(0,&scriptbuf[len],sizeof(*notarizedheightp),(uint8_t *)notarizedheightp);
3eea72f2 379 len += iguana_rwbignum(0,&scriptbuf[len],32,(uint8_t *)&desttxid);
2cc7e8de 380 if ( notarized != 0 && *notarizedheightp > sp->NOTARIZED_HEIGHT && *notarizedheightp < height )
1390456b 381 {
c75c18fc 382 sp->NOTARIZED_HEIGHT = *notarizedheightp;
383 sp->NOTARIZED_HASH = kmdtxid;
384 sp->NOTARIZED_DESTTXID = desttxid;
e155dbe9 385 komodo_stateupdate(height,0,0,0,zero,0,0,0,0,0,0,0,0,0,0);
3237fdd4 386 len += 4;
056447a6 387 if ( 0 && ASSETCHAINS_SYMBOL[0] == 0 )
e8ce1079 388 printf("%s ht.%d NOTARIZED.%d %s.%s %sTXID.%s (%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(),(char *)&scriptbuf[len],opretlen,len);
dbaf1154 389 if ( ASSETCHAINS_SYMBOL[0] == 0 )
06d1a655 390 {
dbaf1154 391 if ( signedfp == 0 )
392 {
393 char fname[512];
403b5de8 394 komodo_statefname(fname,(char *)"",(char *)"signedmasks");
dbaf1154 395 if ( (signedfp= fopen(fname,"rb+")) == 0 )
396 signedfp = fopen(fname,"wb");
397 else fseek(signedfp,0,SEEK_END);
398 }
399 if ( signedfp != 0 )
400 {
401 fwrite(&height,1,sizeof(height),signedfp);
402 fwrite(&signedmask,1,sizeof(signedmask),signedfp);
403 fflush(signedfp);
404 }
405 if ( opretlen > len && scriptbuf[len] == 'A' )
406 {
407 printf("Found extradata.[%d] %d - %d\n",opretlen-len,opretlen,len);
408 komodo_stateupdate(height,0,0,0,txhash,0,0,0,0,0,0,value,&scriptbuf[len],opretlen-len,j);
409 }
06d1a655 410 }
8f40a7a2 411 } else printf("notarized.%d %llx reject ht.%d NOTARIZED.%d %s.%s DESTTXID.%s (%s)\n",notarized,(long long)signedmask,height,*notarizedheightp,ASSETCHAINS_SYMBOL[0]==0?"KMD":ASSETCHAINS_SYMBOL,kmdtxid.ToString().c_str(),desttxid.ToString().c_str(),(char *)&scriptbuf[len]);
1390456b 412 }
babdc001 413 else if ( i == 0 && j == 1 && opretlen == 149 )
0201d1a6 414 komodo_paxpricefeed(height,&scriptbuf[len],opretlen);
eb406ebd 415 else
416 {
6806478b 417 int32_t k; for (k=0; k<scriptlen; k++)
418 printf("%02x",scriptbuf[k]);
9a3fc044 419 printf(" <- script ht.%d i.%d j.%d value %.8f %s\n",height,i,j,dstr(value),ASSETCHAINS_SYMBOL);
6dba48ec 420 if ( opretlen >= 32*2+4 && strcmp(ASSETCHAINS_SYMBOL[0]==0?"KMD":ASSETCHAINS_SYMBOL,(char *)&scriptbuf[len+32*2+4]) == 0 )
421 {
5a286a6f 422 for (k=0; k<32; k++)
423 if ( scriptbuf[len+k] != 0 )
424 break;
425 if ( k == 32 )
6dba48ec 426 {
427 *isratificationp = 1;
428 printf("ISRATIFICATION (%s)\n",(char *)&scriptbuf[len+32*2+4]);
429 }
430 }
431 if ( *isratificationp == 0 )
e155dbe9 432 komodo_stateupdate(height,0,0,0,txhash,0,0,0,0,0,0,value,&scriptbuf[len],opretlen,j);
eb406ebd 433 }
1390456b 434 }
435 return(notaryid);
436}
437
58033467 438/*int32_t komodo_isratify(int32_t isspecial,int32_t numvalid)
f38345e9 439{
755ead98 440 if ( isspecial != 0 && numvalid >= KOMODO_MINRATIFY )
f38345e9 441 return(1);
442 else return(0);
58033467 443}*/
f38345e9 444
445// Special tx have vout[0] -> CRYPTO777
755ead98 446// with more than KOMODO_MINRATIFY pay2pubkey outputs -> ratify
f38345e9 447// if all outputs to notary -> notary utxo
448// if txi == 0 && 2 outputs and 2nd OP_RETURN, len == 32*2+4 -> notarized, 1st byte 'P' -> pricefeed
420d7311 449// OP_RETURN: 'D' -> deposit, 'W' -> withdraw
ab918767 450
6f3cb4d0 451int32_t gettxout_scriptPubKey(uint8_t *scriptPubKey,int32_t maxsize,uint256 txid,int32_t n);
452
453int32_t komodo_notarycmp(uint8_t *scriptPubKey,int32_t scriptlen,uint8_t pubkeys[64][33],int32_t numnotaries,uint8_t rmd160[20])
454{
455 int32_t i;
456 if ( scriptlen == 25 && memcmp(&scriptPubKey[3],rmd160,20) == 0 )
457 return(0);
458 else if ( scriptlen == 35 )
459 {
460 for (i=0; i<numnotaries; i++)
461 if ( memcmp(&scriptPubKey[1],pubkeys[i],33) == 0 )
462 return(i);
463 }
464 return(-1);
465}
f38345e9 466
651989c7 467void komodo_connectblock(CBlockIndex *pindex,CBlock& block)
50027f06 468{
a7f0d3e4 469 static int32_t hwmheight;
9273e756 470 uint64_t signedmask,voutmask; char symbol[16],dest[16]; struct komodo_state *sp;
ab918767 471 uint8_t scriptbuf[4096],pubkeys[64][33],rmd160[20],scriptPubKey[35]; uint256 kmdtxid,zero,btctxid,txhash;
ea365a71 472 int32_t i,j,k,numnotaries,notarized,scriptlen,isratification,nid,numvalid,specialtx,notarizedheight,notaryid,len,numvouts,numvins,height,txn_count;
878d3961 473 memset(&zero,0,sizeof(zero));
c93dc546 474 komodo_init(pindex->nHeight);
d7227bf6 475 KOMODO_INITDONE = (uint32_t)time(NULL);
ab918767 476 if ( (sp= komodo_stateptr(symbol,dest)) == 0 )
3df53390 477 {
478 fprintf(stderr,"unexpected null komodostateptr.[%s]\n",ASSETCHAINS_SYMBOL);
ab918767 479 return;
3df53390 480 }
7589f03a 481 numnotaries = komodo_notaries(pubkeys,pindex->nHeight);
6f3cb4d0 482 calc_rmd160_sha256(rmd160,pubkeys[0],33);
a7f0d3e4 483 if ( pindex->nHeight > hwmheight )
484 hwmheight = pindex->nHeight;
485 else
486 {
8afdc8e7 487 printf("hwmheight.%d vs pindex->nHeight.%d t.%u reorg.%d\n",hwmheight,pindex->nHeight,(uint32_t)pindex->nTime,hwmheight-pindex->nHeight);
ab918767 488 komodo_event_rewind(sp,symbol,pindex->nHeight);
e155dbe9 489 komodo_stateupdate(pindex->nHeight,0,0,0,zero,0,0,0,0,-pindex->nHeight,pindex->nTime,0,0,0,0);
a7f0d3e4 490 }
c75c18fc 491 komodo_currentheight_set(chainActive.Tip()->nHeight);
68916cc6 492 if ( pindex != 0 )
b501ded2 493 {
656eddcd 494 height = pindex->nHeight;
01cc012f 495 txn_count = block.vtx.size();
496 for (i=0; i<txn_count; i++)
dc64de68 497 {
352f8081 498 txhash = block.vtx[i].GetHash();
01cc012f 499 numvouts = block.vtx[i].vout.size();
352f8081 500 notaryid = -1;
ea365a71 501 voutmask = specialtx = notarizedheight = isratification = notarized = 0;
502 signedmask = 0;
503 numvins = block.vtx[i].vin.size();
504 for (j=0; j<numvins; j++)
505 {
506 if ( (scriptlen= gettxout_scriptPubKey(scriptPubKey,sizeof(scriptPubKey),block.vtx[i].vin[j].prevout.hash,block.vtx[i].vin[j].prevout.n)) > 0 )
507 {
508 if ( (k= komodo_notarycmp(scriptPubKey,scriptlen,pubkeys,numnotaries,rmd160)) >= 0 )
509 signedmask |= (1LL << k);
510 }
511 }
e6d7eca6 512 numvalid = bitweight(signedmask);
508b0d3c 513 if ( height == 79633 )
514 notarized = 1;
58033467 515 if ( (((height < 90000 || (signedmask & 1) != 0) && numvalid >= KOMODO_MINRATIFY) || numvalid > (numnotaries>>1)) )
ea365a71 516 {
41f5997a 517 printf("%s ht.%d txi.%d signedmask.%llx numvins.%d numvouts.%d <<<<<<<<<<< notarized\n",ASSETCHAINS_SYMBOL,height,i,(long long)signedmask,numvins,numvouts);
ea365a71 518 notarized = 1;
519 }
01cc012f 520 for (j=0; j<numvouts; j++)
dc64de68 521 {
1390456b 522 len = block.vtx[i].vout[j].scriptPubKey.size();
523 if ( len <= sizeof(scriptbuf) )
01cc012f 524 {
189d9dee 525#ifdef KOMODO_ZCASH
484f8777 526 memcpy(scriptbuf,block.vtx[i].vout[j].scriptPubKey.data(),len);
189d9dee 527#else
528 memcpy(scriptbuf,(uint8_t *)&block.vtx[i].vout[j].scriptPubKey[0],len);
529#endif
8f40a7a2 530 notaryid = komodo_voutupdate(&isratification,notaryid,scriptbuf,len,height,txhash,i,j,&voutmask,&specialtx,&notarizedheight,(uint64_t)block.vtx[i].vout[j].nValue,notarized,signedmask);
a01acef4 531 if ( 0 && i > 0 )
e69a0833 532 {
533 for (k=0; k<len; k++)
534 printf("%02x",scriptbuf[k]);
a8832194 535 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());
e69a0833 536 }
01cc012f 537 }
352f8081 538 }
ea365a71 539 if ( notarized != 0 && (notarizedheight != 0 || specialtx != 0) )
1390456b 540 {
b3a19ed1 541 //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);
542 //printf("ht.%d specialtx.%d isratification.%d numvouts.%d signed.%llx numnotaries.%d\n",height,specialtx,isratification,numvouts,(long long)signedmask,numnotaries);
d2a115d8 543 if ( specialtx != 0 && isratification != 0 && numvouts > 2 )
84e843cd 544 {
29e69b85 545 numvalid = 0;
dd7b22ad 546 memset(pubkeys,0,sizeof(pubkeys));
6dba48ec 547 for (j=1; j<numvouts-1; j++)
84e843cd 548 {
549 len = block.vtx[i].vout[j].scriptPubKey.size();
550 if ( len <= sizeof(scriptbuf) )
551 {
189d9dee 552#ifdef KOMODO_ZCASH
484f8777 553 memcpy(scriptbuf,block.vtx[i].vout[j].scriptPubKey.data(),len);
189d9dee 554#else
555 memcpy(scriptbuf,(uint8_t *)&block.vtx[i].vout[j].scriptPubKey[0],len);
556#endif
84e843cd 557 if ( len == 35 && scriptbuf[0] == 33 && scriptbuf[34] == 0xac )
558 {
29e69b85 559 memcpy(pubkeys[numvalid++],scriptbuf+1,33);
e7f99312 560 for (k=0; k<33; k++)
84e843cd 561 printf("%02x",scriptbuf[k+1]);
562 printf(" <- new notary.[%d]\n",j-1);
563 }
564 }
565 }
7589f03a 566 if ( ((signedmask & 1) != 0 && numvalid >= KOMODO_MINRATIFY) || bitweight(signedmask) > (numnotaries>>1) )
d8ce705a 567 {
568 memset(&txhash,0,sizeof(txhash));
e155dbe9 569 komodo_stateupdate(height,pubkeys,numvalid,0,txhash,0,0,0,0,0,0,0,0,0,0);
f9d034d4 570 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);
6423c8a9 571 } else printf("signedmask.%llx numvalid.%d wt.%d numnotaries.%d\n",(long long)signedmask,numvalid,bitweight(signedmask),numnotaries);
84e843cd 572 }
a96439f5 573 }
656eddcd 574 }
e155dbe9 575 if ( pindex->nHeight == hwmheight )
8afdc8e7 576 komodo_stateupdate(height,0,0,0,zero,0,0,0,0,height,(uint32_t)pindex->nTime,0,0,0,0);
3df53390 577 } else fprintf(stderr,"komodo_connectblock: unexpected null pindex\n");
17899df4 578 //KOMODO_INITDONE = (uint32_t)time(NULL);
3d35aa5b 579}
580
0f24f245 581
fcd36118 582#endif
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