1 /******************************************************************************
2 * Copyright © 2014-2018 The SuperNET Developers. *
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. *
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 *
12 * Removal or modification of this copyright notice is prohibited. *
14 ******************************************************************************/
16 #ifndef H_KOMODOEVENTS_H
17 #define H_KOMODOEVENTS_H
18 #include "komodo_defs.h"
20 struct komodo_event *komodo_eventadd(struct komodo_state *sp,int32_t height,char *symbol,uint8_t type,uint8_t *data,uint16_t datalen)
22 struct komodo_event *ep=0; uint16_t len = (uint16_t)(sizeof(*ep) + datalen);
23 if ( sp != 0 && ASSETCHAINS_SYMBOL[0] != 0 )
25 portable_mutex_lock(&komodo_mutex);
26 ep = (struct komodo_event *)calloc(1,len);
30 strcpy(ep->symbol,symbol);
32 memcpy(ep->space,data,datalen);
33 sp->Komodo_events = (struct komodo_event **)realloc(sp->Komodo_events,(1 + sp->Komodo_numevents) * sizeof(*sp->Komodo_events));
34 sp->Komodo_events[sp->Komodo_numevents++] = ep;
35 portable_mutex_unlock(&komodo_mutex);
40 void komodo_eventadd_notarized(struct komodo_state *sp,char *symbol,int32_t height,char *dest,uint256 notarized_hash,uint256 notarized_desttxid,int32_t notarizedheight,uint256 MoM,int32_t MoMdepth)
42 static uint32_t counter; int32_t verified=0; char *coin; struct komodo_event_notarized N;
43 coin = (ASSETCHAINS_SYMBOL[0] == 0) ? (char *)"KMD" : ASSETCHAINS_SYMBOL;
44 if ( IS_KOMODO_NOTARY != 0 && (verified= komodo_verifynotarization(symbol,dest,height,notarizedheight,notarized_hash,notarized_desttxid)) < 0 )
46 if ( counter++ < 100 )
47 printf("[%s] error validating notarization ht.%d notarized_height.%d, if on a pruned %s node this can be ignored\n",ASSETCHAINS_SYMBOL,height,notarizedheight,dest);
49 else if ( strcmp(symbol,coin) == 0 )
51 if ( 0 && IS_KOMODO_NOTARY != 0 && verified != 0 )
52 fprintf(stderr,"validated [%s] ht.%d notarized %d\n",coin,height,notarizedheight);
53 memset(&N,0,sizeof(N));
54 N.blockhash = notarized_hash;
55 N.desttxid = notarized_desttxid;
56 N.notarizedheight = notarizedheight;
58 N.MoMdepth = MoMdepth;
59 strncpy(N.dest,dest,sizeof(N.dest)-1);
60 komodo_eventadd(sp,height,symbol,KOMODO_EVENT_NOTARIZED,(uint8_t *)&N,sizeof(N));
62 komodo_notarized_update(sp,height,notarizedheight,notarized_hash,notarized_desttxid,MoM,MoMdepth);
66 void komodo_eventadd_pubkeys(struct komodo_state *sp,char *symbol,int32_t height,uint8_t num,uint8_t pubkeys[64][33])
68 struct komodo_event_pubkeys P;
69 //printf("eventadd pubkeys ht.%d\n",height);
70 memset(&P,0,sizeof(P));
72 memcpy(P.pubkeys,pubkeys,33 * num);
73 komodo_eventadd(sp,height,symbol,KOMODO_EVENT_RATIFY,(uint8_t *)&P,(int32_t)(sizeof(P.num) + 33 * num));
75 komodo_notarysinit(height,pubkeys,num);
78 void komodo_eventadd_pricefeed(struct komodo_state *sp,char *symbol,int32_t height,uint32_t *prices,uint8_t num)
80 struct komodo_event_pricefeed F;
81 if ( num == sizeof(F.prices)/sizeof(*F.prices) )
83 memset(&F,0,sizeof(F));
85 memcpy(F.prices,prices,sizeof(*F.prices) * num);
86 komodo_eventadd(sp,height,symbol,KOMODO_EVENT_PRICEFEED,(uint8_t *)&F,(int32_t)(sizeof(F.num) + sizeof(*F.prices) * num));
88 komodo_pvals(height,prices,num);
89 } //else fprintf(stderr,"skip pricefeed[%d]\n",num);
92 void komodo_eventadd_opreturn(struct komodo_state *sp,char *symbol,int32_t height,uint256 txid,uint64_t value,uint16_t vout,uint8_t *buf,uint16_t opretlen)
94 struct komodo_event_opreturn O; uint8_t *opret;
95 if ( ASSETCHAINS_SYMBOL[0] != 0 )
97 opret = (uint8_t *)calloc(1,sizeof(O) + opretlen + 16);
101 memcpy(opret,&O,sizeof(O));
102 memcpy(&opret[sizeof(O)],buf,opretlen);
103 O.oplen = (int32_t)(opretlen + sizeof(O));
104 komodo_eventadd(sp,height,symbol,KOMODO_EVENT_OPRETURN,opret,O.oplen);
107 komodo_opreturn(height,value,buf,opretlen,txid,vout,symbol);
111 void komodo_event_undo(struct komodo_state *sp,struct komodo_event *ep)
115 case KOMODO_EVENT_RATIFY: printf("rewind of ratify, needs to be coded.%d\n",ep->height); break;
116 case KOMODO_EVENT_NOTARIZED: break;
117 case KOMODO_EVENT_KMDHEIGHT:
118 if ( ep->height <= sp->SAVEDHEIGHT )
119 sp->SAVEDHEIGHT = ep->height;
121 case KOMODO_EVENT_PRICEFEED:
124 case KOMODO_EVENT_OPRETURN:
125 // backtrack opreturns
130 void komodo_event_rewind(struct komodo_state *sp,char *symbol,int32_t height)
132 struct komodo_event *ep;
135 if ( ASSETCHAINS_SYMBOL[0] == 0 && height <= KOMODO_LASTMINED && prevKOMODO_LASTMINED != 0 )
137 printf("undo KOMODO_LASTMINED %d <- %d\n",KOMODO_LASTMINED,prevKOMODO_LASTMINED);
138 KOMODO_LASTMINED = prevKOMODO_LASTMINED;
139 prevKOMODO_LASTMINED = 0;
141 while ( sp->Komodo_events != 0 && sp->Komodo_numevents > 0 )
143 if ( (ep= sp->Komodo_events[sp->Komodo_numevents-1]) != 0 )
145 if ( ep->height < height )
147 //printf("[%s] undo %s event.%c ht.%d for rewind.%d\n",ASSETCHAINS_SYMBOL,symbol,ep->type,ep->height,height);
148 komodo_event_undo(sp,ep);
149 sp->Komodo_numevents--;
155 void komodo_setkmdheight(struct komodo_state *sp,int32_t kmdheight,uint32_t timestamp)
159 if ( kmdheight > sp->SAVEDHEIGHT )
161 sp->SAVEDHEIGHT = kmdheight;
162 sp->SAVEDTIMESTAMP = timestamp;
164 if ( kmdheight > sp->CURRENT_HEIGHT )
165 sp->CURRENT_HEIGHT = kmdheight;
169 void komodo_eventadd_kmdheight(struct komodo_state *sp,char *symbol,int32_t height,int32_t kmdheight,uint32_t timestamp)
174 buf[0] = (uint32_t)kmdheight;
176 komodo_eventadd(sp,height,symbol,KOMODO_EVENT_KMDHEIGHT,(uint8_t *)buf,sizeof(buf));
178 komodo_setkmdheight(sp,kmdheight,timestamp);
182 //fprintf(stderr,"REWIND kmdheight.%d\n",kmdheight);
183 kmdheight = -kmdheight;
184 komodo_eventadd(sp,height,symbol,KOMODO_EVENT_REWIND,(uint8_t *)&height,sizeof(height));
186 komodo_event_rewind(sp,symbol,height);
191 /*void komodo_eventadd_deposit(int32_t actionflag,char *symbol,int32_t height,uint64_t komodoshis,char *fiat,uint64_t fiatoshis,uint8_t rmd160[20],bits256 kmdtxid,uint16_t kmdvout,uint64_t price)
193 uint8_t opret[512]; uint16_t opretlen;
194 komodo_eventadd_opreturn(symbol,height,KOMODO_OPRETURN_DEPOSIT,kmdtxid,komodoshis,kmdvout,opret,opretlen);
197 void komodo_eventadd_issued(int32_t actionflag,char *symbol,int32_t height,int32_t fiatheight,bits256 fiattxid,uint16_t fiatvout,bits256 kmdtxid,uint16_t kmdvout,uint64_t fiatoshis)
199 uint8_t opret[512]; uint16_t opretlen;
200 komodo_eventadd_opreturn(symbol,height,KOMODO_OPRETURN_ISSUED,fiattxid,fiatoshis,fiatvout,opret,opretlen);
203 void komodo_eventadd_withdraw(int32_t actionflag,char *symbol,int32_t height,uint64_t komodoshis,char *fiat,uint64_t fiatoshis,uint8_t rmd160[20],bits256 fiattxid,int32_t fiatvout,uint64_t price)
205 uint8_t opret[512]; uint16_t opretlen;
206 komodo_eventadd_opreturn(symbol,height,KOMODO_OPRETURN_WITHDRAW,fiattxid,fiatoshis,fiatvout,opret,opretlen);
209 void komodo_eventadd_redeemed(int32_t actionflag,char *symbol,int32_t height,bits256 kmdtxid,uint16_t kmdvout,int32_t fiatheight,bits256 fiattxid,uint16_t fiatvout,uint64_t komodoshis)
211 uint8_t opret[512]; uint16_t opretlen;
212 komodo_eventadd_opreturn(symbol,height,KOMODO_OPRETURN_REDEEMED,kmdtxid,komodoshis,kmdvout,opret,opretlen);