jl777
7 years ago
committed by
GitHub
GitHub
10 changed files with 331 additions and 45 deletions
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/******************************************************************************
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* Copyright © 2014-2018 The SuperNET Developers. * |
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* * |
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* See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at * |
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* the top-level directory of this distribution for the individual copyright * |
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* holder information and the developer policies on copyright and licensing. * |
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* * |
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* Unless otherwise agreed in a custom licensing agreement, no part of the * |
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* SuperNET software, including this file may be copied, modified, propagated * |
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* or distributed except according to the terms contained in the LICENSE file * |
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* * |
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* Removal or modification of this copyright notice is prohibited. * |
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* * |
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******************************************************************************/ |
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//
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// LP_mpnet.c
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// marketmaker
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//
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bits256 MPNET_txids[1024]; |
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int32_t num_MPNET_txids; |
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int32_t LP_tradecommand(int32_t from_mpnet,void *ctx,char *myipaddr,int32_t pubsock,cJSON *argjson,uint8_t *data,int32_t datalen); |
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int32_t LP_quoteparse(struct LP_quoteinfo *qp,cJSON *argjson); |
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void LP_gtc_addorder(struct LP_quoteinfo *qp); |
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char *LP_withdraw(struct iguana_info *coin,cJSON *argjson); |
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int32_t LP_mpnet_find(bits256 txid) |
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{ |
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int32_t i; |
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for (i=0; i<num_MPNET_txids; i++) |
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if ( bits256_cmp(txid,MPNET_txids[i]) == 0 ) |
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return(i); |
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return(-1); |
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} |
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int32_t LP_mpnet_add(bits256 txid) |
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{ |
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if ( num_MPNET_txids < sizeof(MPNET_txids)/sizeof(*MPNET_txids) ) |
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{ |
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MPNET_txids[num_MPNET_txids++] = txid; |
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return(num_MPNET_txids); |
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} |
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printf("MPNET_txids[] overflow\n"); |
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return(-1); |
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} |
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int32_t LP_mpnet_remove(bits256 txid) |
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{ |
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int32_t i; |
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if ( (i= LP_mpnet_find(txid)) >= 0 ) |
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{ |
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MPNET_txids[i] = MPNET_txids[--num_MPNET_txids]; |
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return(i); |
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} |
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return(-1); |
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} |
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int32_t LP_mpnet_addorder(struct LP_quoteinfo *qp) |
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{ |
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uint64_t destvalue,destvalue2; |
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if ( LP_iseligible(&destvalue,&destvalue2,0,qp->destcoin,qp->desttxid,qp->destvout,qp->destsatoshis,qp->feetxid,qp->feevout) > 0 ) |
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{ |
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LP_gtc_addorder(qp); |
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return(0); |
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} |
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return(-1); |
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} |
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void LP_mpnet_init() // problem is coins not enabled yet
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{ |
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char fname[1024],line[8192]; FILE *fp; struct LP_quoteinfo Q; cJSON *argjson; |
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sprintf(fname,"%s/GTC/orders",GLOBAL_DBDIR), OS_compatible_path(fname); |
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if ( (fp= fopen(fname,"rb+")) != 0 ) |
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{ |
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while ( fgets(line,sizeof(line),fp) > 0 ) |
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{ |
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if ( (argjson= cJSON_Parse(line)) != 0 ) |
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{ |
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if ( LP_quoteparse(&Q,argjson) == 0 ) |
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{ |
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if ( LP_mpnet_addorder(&Q) == 0 ) |
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printf("GTC %s",line); |
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} |
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free_json(argjson); |
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} |
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} |
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fclose(fp); |
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} |
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} |
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void LP_mpnet_send(int32_t localcopy,char *msg,int32_t sendflag,char *otheraddr) |
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{ |
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char fname[1024]; int32_t len; FILE *fp; char *hexstr,*retstr; cJSON *argjson,*outputs,*item; struct iguana_info *coin; uint8_t linebuf[8192]; |
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if ( localcopy != 0 ) |
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{ |
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sprintf(fname,"%s/GTC/orders",GLOBAL_DBDIR), OS_compatible_path(fname); |
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if ( (fp= fopen(fname,"rb+")) == 0 ) |
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fp = fopen(fname,"wb+"); |
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else fseek(fp,0,SEEK_END); |
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fprintf(fp,"%s\n",msg); |
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fclose(fp); |
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} |
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if ( G.mpnet != 0 && sendflag != 0 && (coin= LP_coinfind("CHIPS")) != 0 && coin->inactive == 0 ) |
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{ |
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len = MMJSON_encode(linebuf,msg); |
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//curl --url "http://127.0.0.1:7783" --data "{\"userpass\":\"$userpass\",\"method\":\"withdraw\",\"coin\":\"CHIPS\",\"outputs\":[{\"RHV2As4rox97BuE3LK96vMeNY8VsGRTmBj\":0.0001}],\"opreturn\":\"deadbeef\"}"
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if ( len > 0 ) |
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{ |
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argjson = cJSON_CreateObject(); |
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outputs = cJSON_CreateArray(); |
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if ( otheraddr != 0 && otheraddr[0] != 0 ) |
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{ |
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item = cJSON_CreateObject(); |
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jaddnum(item,otheraddr,dstr(10000)); |
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jaddi(outputs,item); |
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} |
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item = cJSON_CreateObject(); |
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jaddnum(item,coin->smartaddr,dstr(10000)); |
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jaddi(outputs,item); |
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jadd(argjson,"outputs",outputs); |
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jaddnum(argjson,"broadcast",1); |
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jaddstr(argjson,"coin",coin->symbol); |
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hexstr = calloc(1,len*2 + 1); |
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init_hexbytes_noT(hexstr,linebuf,len); |
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jaddstr(argjson,"opreturn",hexstr); |
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free(hexstr); |
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retstr = LP_withdraw(coin,argjson); |
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free_json(argjson); |
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if ( retstr != 0 ) |
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{ |
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//printf("mpnet.%s\n",retstr);
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free(retstr); |
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} |
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} |
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} |
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} |
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cJSON *LP_mpnet_parse(struct iguana_info *coin,bits256 txid) |
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{ |
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cJSON *txobj,*vouts,*sobj,*argjson = 0; char *decodestr,*hexstr; uint8_t *buf,linebuf[8192]; int32_t len,n,hlen; |
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if ( (txobj= LP_gettx("mpnet",coin->symbol,txid,0)) != 0 ) |
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{ |
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if ( (vouts= jarray(&n,txobj,"vout")) != 0 ) |
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{ |
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if ( (sobj= jobj(jitem(vouts,n-1),"scriptPubKey")) != 0 && (hexstr= jstr(sobj,"hex")) != 0 && (hlen= strlen(hexstr)) < sizeof(linebuf)*2 ) |
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{ |
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len = (hlen >> 1); |
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decode_hex(linebuf,len,hexstr); |
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buf = linebuf; |
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//printf("hexstr.(%s)\n",hexstr);
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if ( *buf == 0x6a ) |
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{ |
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buf++, len--; |
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if ( *buf == 0x4d ) |
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{ |
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buf++, len--; |
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n = buf[0] + buf[1]*256; |
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buf += 2, len -= 2; |
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if ( n == len ) |
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{ |
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if ( (decodestr= MMJSON_decode(buf,len)) != 0 ) |
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argjson = cJSON_Parse(decodestr); |
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} |
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} |
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} |
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if ( 0 && argjson == 0 ) |
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printf("unhandled case.(%s)\n",hexstr); |
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} |
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} |
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if ( 0 && argjson == 0 ) |
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printf("unhandled tx.(%s)\n",jprint(txobj,0)); |
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free_json(txobj); |
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} |
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return(argjson); |
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} |
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// 2151978
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// 404bc4ac452db07ed16376b3d7e77dbfc22b4a68f7243797125bd0d3bdddf8d1
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// 893b46634456034a6d5d73b67026aa157b5e2addbfc6344dfbea6bae85f7dde0
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// 717c7ef9de8504bd331f3ef52ed0a16ea0e070434e12cb4d63f5f081e999c43d dup
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void LP_mpnet_process(void *ctx,char *myipaddr,int32_t pubsock,struct iguana_info *coin,bits256 txid) |
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{ |
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cJSON *argjson; char str[65]; |
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if ( LP_mpnet_find(txid) < 0 ) |
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{ |
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//printf("unique %s\n",bits256_str(str,txid));
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if ( (argjson= LP_mpnet_parse(coin,txid)) != 0 ) |
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{ |
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//printf("MPNET.(%s)\n",jprint(argjson,0));
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LP_tradecommand(1,ctx,myipaddr,pubsock,argjson,0,0); |
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free_json(argjson); |
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} |
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LP_mpnet_add(txid); |
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} |
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} |
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cJSON *LP_mpnet_get(void *ctx,char *myipaddr,int32_t pubsock,struct iguana_info *coin) |
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{ |
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static int32_t lastheight; static bits256 lasthash; |
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int32_t i,n=0,numtx,checkht = 0,height = 0; bits256 latesthash,hash,txid,zero; char hashstr[65],str[65]; cJSON *txs,*blockjson; |
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memset(zero.bytes,0,sizeof(zero)); |
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latesthash = LP_getbestblockhash(coin); |
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bits256_str(hashstr,latesthash); |
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if ( (blockjson= LP_blockjson(&checkht,coin->symbol,hashstr,0)) != 0 ) |
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{ |
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hash = latesthash; |
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while ( bits256_cmp(lasthash,hash) != 0 && n++ < 3 ) |
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{ |
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if ( (txs= jarray(&numtx,blockjson,"tx")) != 0 ) |
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{ |
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for (i=0; i<numtx; i++) |
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{ |
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txid = jbits256i(txs,i); |
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LP_mpnet_process(ctx,myipaddr,pubsock,coin,txid); |
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LP_mpnet_remove(txid); |
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//printf("ht.%d n.%d i.%d %s\n",checkht,n,i,bits256_str(str,txid));
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} |
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} |
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hash = jbits256(blockjson,"previousblockhash"); |
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free_json(blockjson); |
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bits256_str(hashstr,hash); |
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if ( (blockjson= LP_blockjson(&checkht,coin->symbol,hashstr,0)) == 0 ) |
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break; |
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} |
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lasthash = latesthash; |
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if ( blockjson != 0 ) |
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free_json(blockjson); |
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if ( (txs= LP_getmempool(coin->symbol,coin->smartaddr,zero,zero)) != 0 ) |
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{ |
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numtx = cJSON_GetArraySize(txs); |
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for (i=0; i<numtx; i++) |
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{ |
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txid = jbits256i(txs,i); |
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LP_mpnet_process(ctx,myipaddr,pubsock,coin,txid); |
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//printf("mp i.%d %s\n",i,bits256_str(str,txid));
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} |
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} |
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} |
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return(0); |
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} |
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void LP_mpnet_check(void *ctx,char *myipaddr,int32_t pubsock) |
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{ |
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static uint32_t lasttime; |
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struct iguana_info *coin = LP_coinfind("CHIPS"); |
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if ( coin != 0 && coin->inactive == 0 && time(NULL) > lasttime+5 ) |
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{ |
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LP_mpnet_get(ctx,myipaddr,pubsock,coin); |
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lasttime = (uint32_t)time(NULL); |
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} |
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} |
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