cJSON *LP_assethbla(char *assetid) { char url[1024],*retstr; int32_t n; cJSON *array,*bid=0,*ask=0,*retjson; sprintf(url,"http://%s:7876/nxt?requestType=getBidOrders&asset=%s&firstIndex=0&lastIndex=0",NXTnodes[LP_rand() % (sizeof(NXTnodes)/sizeof(*NXTnodes))],assetid); if ( (retstr= issue_curlt(url,LP_HTTP_TIMEOUT)) != 0 ) { bid = cJSON_Parse(retstr); free(retstr); } sprintf(url,"http://%s:7876/nxt?requestType=getAskOrders&asset=%s&firstIndex=0&lastIndex=0",NXTnodes[LP_rand() % (sizeof(NXTnodes)/sizeof(*NXTnodes))],assetid); if ( (retstr= issue_curlt(url,LP_HTTP_TIMEOUT)) != 0 ) { ask = cJSON_Parse(retstr); free(retstr); } retjson = cJSON_CreateObject(); if ( bid != 0 && ask != 0 ) { if ( (array= jarray(&n,bid,"bidOrders")) != 0 ) jadd(retjson,"bid",jduplicate(jitem(array,0))); if ( (array= jarray(&n,ask,"askOrders")) != 0 ) jadd(retjson,"ask",jduplicate(jitem(array,0))); } if ( bid != 0 ) free_json(bid); if ( ask != 0 ) free_json(ask); return(retjson); }
void marketmaker_pendingupdate(char *exchange,char *base,char *rel) { char *retstr; cJSON *retjson,*obj; int32_t i; struct mmpending_order *ptr; for (i=0; i<Num_Pending; i++) { ptr = &Pending_orders[i]; if ( strcmp(exchange,ptr->exchange) != 0 || strcmp(base,ptr->base) != 0 || strcmp(rel,ptr->rel) != 0 ) continue; if ( ptr->completed == 0 && (retstr= DEX_orderstatus(exchange,ptr->orderid)) != 0 ) { //printf("%s status.(%s)\n",ptr->orderid,retstr); if ( (retjson= cJSON_Parse(retstr)) != 0 ) { obj = jobj(retjson,"result"); if ( is_cJSON_Array(obj) != 0 ) obj = jitem(retjson,0); if ( jdouble(obj,"QuantityRemaining") == 0. || is_cJSON_True(jobj(obj,"IsOpen")) == 0 ) { //{"Uuid":null,"OrderUuid":"e7b0789c-0c4e-413b-a768-3d5734d9cbe5","Exchange":"BTC-KMD","OrderType":"LIMIT_SELL","Quantity":877.77700000,"QuantityRemaining":462.50512234,"Limit":0.00011770,"CommissionPaid":0.00012219,"Price":0.04887750,"PricePerUnit":0.00011769,"Opened":"2017-02-20T13:16:22.29","Closed":null,"CancelInitiated":false,"ImmediateOrCancel":false,"IsConditional":false,"Condition":"NONE","ConditionTarget":null} printf("uuid.(%s) finished.(%s)\n",ptr->orderid,jprint(retjson,0)); ptr->completed = (uint32_t)time(NULL); ptr->pending = 0; } free_json(retjson); } free(retstr); } } }
double basilisk_process_results(struct supernet_info *myinfo,struct basilisk_request *issueR,cJSON *retjson,double hwm) { cJSON *array,*item; int32_t i,n,m; struct basilisk_request tmpR,R,refR,list[BASILISK_MAXRELAYS]; double metric=0.; //printf("process_results.(%s)\n",jprint(retjson,0)); if ( (array= jarray(&n,retjson,"result")) != 0 ) { for (i=m=0; i<n; i++) { item = jitem(array,i); if ( i != 0 ) { basilisk_parsejson(&R,item); if ( refR.requestid == R.requestid ) list[m++] = R; else { if ( (metric= basilisk_request_listprocess(myinfo,&tmpR,list,m)) > hwm ) *issueR = tmpR, hwm = metric; m = 0; } } if ( m < sizeof(list)/sizeof(*list) ) basilisk_parsejson(&list[m++],item); } if ( m > 0 && m < sizeof(list)/sizeof(*list) ) if ( (metric= basilisk_request_listprocess(myinfo,&tmpR,list,m)) > hwm ) *issueR = tmpR, hwm = metric; } return(hwm); }
cJSON *gecko_paymentsobj(struct supernet_info *myinfo,cJSON *txjson,cJSON *valsobj,int32_t reusedaddrs) { cJSON *item,*array; char *coinaddr; uint64_t satoshis; uint8_t addrtype,pubkey33[33],rmd160[20],outputscript[512]; int32_t i,n,scriptlen; uint32_t locktime,txversion; struct iguana_waddress *waddr; struct iguana_waccount *wacct; locktime = jint(valsobj,"locktime"); if ( (txversion= juint(valsobj,"txversion")) == 0 ) txversion = (locktime == 0) ? IGUANA_NORMAL_TXVERSION : IGUANA_LOCKTIME_TXVERSION; if ( txjson == 0 ) txjson = bitcoin_txcreate(1,locktime,txversion); if ( (array= jarray(&n,valsobj,"payments")) != 0 && n > 0 ) { for (i=0; i<n; i++) { item = jitem(array,i); if ( (coinaddr= jfieldname(item)) != 0 && (satoshis= j64bits(item,coinaddr)) > 0 ) { printf("payment.%s <- %.8f\n",coinaddr,dstr(satoshis)); bitcoin_addr2rmd160(&addrtype,rmd160,coinaddr); scriptlen = 0; if ( reusedaddrs == 0 ) { if ( (waddr= iguana_waddresssearch(myinfo,&wacct,coinaddr)) != 0 ) { if ( bitcoin_pubkeylen(waddr->pubkey) > 0 ) scriptlen = bitcoin_pubkeyspend(outputscript,0,pubkey33); } } if ( scriptlen == 0 ) scriptlen = bitcoin_standardspend(outputscript,0,rmd160); bitcoin_txoutput(txjson,outputscript,scriptlen,satoshis); } } } return(txjson); }
char *PARSEBALANCE(struct exchange_info *exchange,double *balancep,char *coinstr) { //[[{"type":"deposit","currency":"btc","amount":"0.0","available":"0.0"},{"type":"deposit","currency":"usd","amount":"0.0","available":"0.0"},{"type":"exchange","currency":"btc","amount":"0.01065851","available":"0.01065851"},{"type":"exchange","currency":"usd","amount":"23386.37278962","available":"0.00378962"},{"type":"trading","currency":"btc","amount":"0.0","available":"0.0"},{"type":"trading","currency":"usd","amount":"0.0","available":"0.0"}]] int32_t i,n,ind; char field[64],*str,*typestr,*itemstr = 0; cJSON *item,*obj,*array; double amounts[3],avail[3],val0,val1; *balancep = 0.; strcpy(field,coinstr), tolowercase(field); memset(amounts,0,sizeof(amounts)); memset(avail,0,sizeof(avail)); if ( exchange->balancejson != 0 && is_cJSON_Array(exchange->balancejson) != 0 && (n= cJSON_GetArraySize(exchange->balancejson)) > 0 ) { for (i=0; i<n; i++) { if ( (item= jitem(exchange->balancejson,i)) != 0 ) { if ( (str= jstr(item,"currency")) != 0 && strcmp(field,str) == 0 ) { val0 = jdouble(item,"amount"); val1 = jdouble(item,"available"); if ( (typestr= jstr(item,"type")) != 0 ) { if ( strcmp(typestr,"deposit") == 0 ) ind = 0; else if ( strcmp(typestr,"exchange") == 0 ) ind = 1; else if ( strcmp(typestr,"trading") == 0 ) ind = 2; else ind = -1; if ( ind >= 0 ) { amounts[ind] = val0; avail[ind] = val1; } } } } } if ( (obj= cJSON_CreateObject()) != 0 ) { touppercase(field); *balancep = avail[0] + avail[1] + avail[2]; jaddstr(obj,"base",field); jaddnum(obj,"balance",*balancep); jaddnum(obj,"total",amounts[0]+amounts[1]+amounts[2]); array = cJSON_CreateArray(), jaddinum(array,avail[0]), jaddinum(array,amounts[0]), jadd(obj,"deposit",array); array = cJSON_CreateArray(), jaddinum(array,avail[1]), jaddinum(array,amounts[1]), jadd(obj,"exchange",array); array = cJSON_CreateArray(), jaddinum(array,avail[2]), jaddinum(array,amounts[2]), jadd(obj,"trading",array); itemstr = jprint(obj,1); } } if ( itemstr == 0 ) return(clonestr("{\"error\":\"cant find coin balance\"}")); return(itemstr); }
void marketmaker_pendinginit(char *exchange,char *base,char *rel) { char *retstr,*orderid; cJSON *retjson,*array,*item; int32_t i,j,n,dir; struct mmpending_order *ptr; if ( (retstr= DEX_openorders(exchange)) != 0 ) { if ( (retjson= cJSON_Parse(retstr)) != 0 ) { //printf("%s\n",jprint(retjson,0)); if ( is_cJSON_True(jobj(retjson,"success")) != 0 && (array= jarray(&n,retjson,"result")) != 0 ) { for (i=0; i<n; i++) { item = jitem(array,i); //printf("(%s)\n",jprint(item,0)); //{"success":true,"message":"","result":[{"Uuid":null,"OrderUuid":"81ad3e37-65d4-4fee-9c29-03b050f5192b","Exchange":"BTC-KMD","OrderType":"LIMIT_BUY","Quantity":885.19934578,"QuantityRemaining":885.19934578,"Limit":0.00011184,"CommissionPaid":0,"Price":0,"PricePerUnit":null,"Opened":"2017-02-19T19:14:02.94","Closed":null,"CancelInitiated":false,"ImmediateOrCancel":false,"IsConditional":false,"Condition":"NONE","ConditionTarget":null}],"tag":"10056789044100011414"} if ( (orderid= jstr(item,"OrderUuid")) != 0 && is_cJSON_Null(jobj(item,"Closed")) != 0 && is_cJSON_False(jobj(item,"CancelInitiated")) != 0 ) { for (j=0; j<Num_Pending; j++) { ptr = &Pending_orders[j]; if ( strcmp(exchange,ptr->exchange) != 0 || strcmp(base,ptr->base) != 0 || strcmp(rel,ptr->rel) != 0 ) continue; if ( strcmp(ptr->orderid,orderid) == 0 ) { ptr->pending = (uint32_t)time(NULL); ptr->completed = 0; printf("%s pending\n",orderid); break; } } if ( j == Num_Pending ) { if ( jstr(item,"OrderType") != 0 ) { if ( strcmp(jstr(item,"OrderType"),"LIMIT_BUY") == 0 ) dir = 1; else if ( strcmp(jstr(item,"OrderType"),"LIMIT_SELL") == 0 ) dir = -1; else dir = 0; if ( dir != 0 ) marketmaker_queue(exchange,base,rel,dir,jdouble(item,"Limit"),jdouble(item,"QuantityRemaining"),item); else printf("no dir (%s) (%s)\n",jprint(item,0),jstr(item,"OrderType")); } } } } } free_json(retjson); } free(retstr); } }
uint16_t SuperNET_API2num(char *agent,char *method) { int32_t i,n = 0; cJSON *item; if ( agent != 0 && method != 0 && API_json != 0 && (n= cJSON_GetArraySize(API_json)) > 0 ) { for (i=0; i<n; i++) { item = jitem(API_json,i); if ( strcmp(agent,jstr(item,"agent")) == 0 && strcmp(method,jstr(item,"method")) == 0 ) return((i << 5) | (SUPERNET_APIVERSION & 0x1f)); } } return(-1); }
uint32_t marketmaker_fiatupdate(cJSON *fiatjson) { int32_t i,n,baseid; cJSON *item,*array; double price; char *name; uint64_t mask = 0; fiatjson = jobj(fiatjson,"list"); if ( fiatjson != 0 && (array= jarray(&n,fiatjson,"resources")) > 0 ) { for (i=0; i<n; i++) { /* "resource" : { "classname" : "Quote", "fields" : { "name" : "USD/BRX", "price" : "3.063200", "symbol" : "BRX=X", "ts" : "1487866204", "type" : "currency", "utctime" : "2017-02-23T16:10:04+0000", "volume" : "0" } */ item = jitem(array,i); if ( (item= jobj(item,"resource")) != 0 ) item = jobj(item,"fields"); if ( item != 0 ) { price = jdouble(item,"price"); if ( price > SMALLVAL && (name= jstr(item,"name")) != 0 && strncmp(name,"USD/",4) == 0 ) { if ( (baseid= komodo_baseid(name+4)) >= 0 && baseid < 32 ) { if ( ((1LL << baseid) & mask) == 0 ) { _marketmaker_fiatupdate(baseid,price); mask |= (1LL << baseid); } else if ( fabs(price*PAXPRICES[0] - PAXPRICES[baseid]) > SMALLVAL ) printf("DUPLICATE PRICE? %s %.8f vs %.8f\n",name+4,price*PAXPRICES[0],PAXPRICES[baseid]); } } } } } printf("pax mask.%x\n",(uint32_t)mask); return((uint32_t)mask); }
int32_t SuperNET_num2API(char *agent,char *method,uint16_t num) { int32_t n,apiversion; cJSON *item; if ( (apiversion= (num & 0x1f)) != SUPERNET_APIVERSION ) { printf("need to make sure all released api help returns are indexed here!\n"); return(-1); } num >>= 5; if ( API_json != 0 && (n= cJSON_GetArraySize(API_json)) > 0 && num < n ) { item = jitem(API_json,num); strcpy(agent,jstr(item,"agent")); strcpy(method,jstr(item,"method")); return(num); } return(-1); }
int32_t main(int32_t argc,char **argv) { cJSON *argjson,*array,*filejson,*obj,*fobj; char *fname,*filestr,*fstr,*str,*field; int32_t i,n; long filesize; printf("argv[2]: %s\n",argv[2]); if ( argc > 2 && (argjson= cJSON_Parse(argv[2])) != 0 ) { fname = argv[1]; printf("got file: %s\n",fname); if ( (filestr= OS_filestr(&filesize,fname)) != 0 ) { if ( (filejson= cJSON_Parse(filestr)) != 0 ) { if ( (array= jarray(&n,argjson,"fields")) != 0 ) { for (i=0; i<n; i++) { obj = jitem(array,i); if ( (field= jfieldname(obj)) != 0 && (obj= obj->child) != 0 ) { if ( (fobj= jobj(filejson,field)) != 0 ) { fstr = jprint(fobj,0); str = jprint(obj,0); if ( strcmp(fstr,str) != 0 ) { printf("{\"error\":\"field.(%s) in (%s) i.%d of n.%d mismatch (%s) != (%s)\"}\n",field,fname,i,n,fstr,str); fprintf(stderr,"{\"error\":\"field.(%s) in (%s) i.%d of n.%d mismatch (%s) != (%s)\"}\n",field,fname,i,n,fstr,str); } else printf("{\"result\":\"MATCHED.[%s] (%s).(%s)\"}\n",fname,field,fstr); free(str); free(fstr); } else fprintf(stderr,"cant find field.(%s) in (%s)\n",field,fname); } else fprintf(stderr,"no fieldname array[%d]\n",i); } } else fprintf(stderr,"no fields array\n"); free_json(filejson); } else fprintf(stderr,"cant parse.(%s)\n",filestr); free(filestr); } else fprintf(stderr,"cant load (%s)\n",fname); } else fprintf(stderr,"argc.%d fname.(%s) error\n",argc,argv[1]); }
void init_exchanges(cJSON *json) { cJSON *array; int32_t i,n; for (FIRST_EXTERNAL=0; FIRST_EXTERNAL<sizeof(Supported_exchanges)/sizeof(*Supported_exchanges); FIRST_EXTERNAL++) { find_exchange(0,Supported_exchanges[FIRST_EXTERNAL]); if ( strcmp(Supported_exchanges[FIRST_EXTERNAL],"peggy") == 0 ) { FIRST_EXTERNAL++; break; } } for (i=FIRST_EXTERNAL; i<sizeof(Supported_exchanges)/sizeof(*Supported_exchanges); i++) find_exchange(0,Supported_exchanges[i]); prices777_initpair(-1,0,0,0,0,0.,0,0,0,0); if ( (array= jarray(&n,json,"baskets")) != 0 ) { for (i=0; i<n; i++) prices777_makebasket(0,jitem(array,i),1,"basket",0,0); } void prices777_basketsloop(void *ptr); portable_thread_create((void *)prices777_basketsloop,0); //prices777_makebasket("{\"name\":\"NXT/BTC\",\"base\":\"NXT\",\"rel\":\"BTC\",\"basket\":[{\"exchange\":\"bittrex\"},{\"exchange\":\"poloniex\"},{\"exchange\":\"btc38\"}]}",0); }
void NXTventure_liquidation() { /*{"quantityQNT":"607438148","unconfirmedQuantityQNT":"607438148","decimals":4,"name":"ARDR","asset":""}, {"quantityQNT":"451991779","unconfirmedQuantityQNT":"451991779","decimals":4,"name":"SuperNET","asset":"12071612744977229797"}, {"quantityQNT":"146960000","unconfirmedQuantityQNT":"146960000","decimals":4,"name":"Privatebet","asset":"17083334802666450484"}, {"quantityQNT":"79500188","unconfirmedQuantityQNT":"79500188","decimals":3,"name":"crypto777","asset":"13476425053110940554"}, {"quantityQNT":"1495473","unconfirmedQuantityQNT":"1495473","decimals":0,"name":"jl777hodl","asset":"6932037131189568014"}, {"quantityQNT":"7250","unconfirmedQuantityQNT":"7250","decimals":0,"name":"InstantDEX","asset":"15344649963748848799"},*/ char *assetids[][4] = { { "12422608354438203866", "607438148", "ARDR", "10000" }, { "12071612744977229797", "451991779", "SuperNET", "10000" }, { "17083334802666450484", "146960000", "Privatebet", "10000" }, { "13476425053110940554", "79500188", "crypto777", "1000" }, { "6932037131189568014", "1495473", "jl777hodl", "1" }, { "15344649963748848799", "7250", "InstantDEX", "1" }, }; void *cHandle=0; char *retstr,*retstr2,url[1024],*account; uint64_t txid,qty,qtyA,assetid,sum; double ratio; cJSON *array,*retjson2,*item,*retjson; int32_t i,j,decimals,numassetids=(int32_t)(sizeof(assetids)/sizeof(*assetids)),n=0; char *passphrase = ""; sprintf(url,"http://127.0.0.1:7876/nxt?requestType=getAssetAccounts&asset=16212446818542881180"); if ( (retstr= issue_curlt(url,LP_HTTP_TIMEOUT)) != 0 ) { if ( (retjson= cJSON_Parse(retstr)) != 0 ) { if ( (array= jarray(&n,retjson,"accountAssets")) != 0 ) { for (j=0; j<numassetids; j++) { assetid = calc_nxt64bits(assetids[j][0]); qtyA = calc_nxt64bits(assetids[j][1]); decimals = (int32_t)calc_nxt64bits(assetids[j][3]); printf("distribute %llu QNT of %s assetid %llu %.8f\n",(long long)qtyA,assetids[j][2],(long long)assetid,(double)qtyA / decimals); sum = 0; for (i=0; i<n; i++) { item = jitem(array,i); qty = j64bits(item,"quantityQNT"); ratio = (double)qty / (1000000. - 13000.); if ( (account= jstr(item,"accountRS")) != 0 && qtyA*ratio >= 1 ) { if ( strcmp(account,"NXT-XRK4-5HYK-5965-9FH4Z") != 0 ) { sum += (long long)(qtyA * ratio); sprintf(url,"requestType=transferAsset&secretPhrase=%s&recipient=%s&asset=%llu&quantityQNT=%llu&feeNQT=100000000&deadline=60",passphrase,account,(long long)assetid,(long long)(qtyA * ratio)); if ( (retstr2= curl_post(&cHandle,"http://127.0.0.1:7876/nxt","",url,"","","","")) != 0 ) { if ( (retjson2= cJSON_Parse(retstr2)) != 0 ) { txid = j64bits(retjson2,"transaction"); printf("%s %.6f %8llu QNT %s -> %llu %.8f txid %llu\n",account,ratio,(long long)qtyA,assetids[j][2],(long long)(qtyA * ratio),((double)(long long)(qtyA * ratio))/decimals,(long long)txid); free_json(retjson2); } free(retstr2); } usleep(250000); } } } printf("%s distribution total %llu QNT %.8f\n",assetids[j][2],(long long)sum,(double)sum/decimals); } } free_json(retjson); } printf("NXTventure assethodlers.%d\n",n); free(retstr); } }
void dpow_statemachinestart(void *ptr) { void **ptrs = ptr; struct supernet_info *myinfo; struct dpow_info *dp; struct dpow_checkpoint checkpoint; int32_t i,j,ht,extralen,destprevvout0,srcprevvout0,numratified=0,kmdheight,myind = -1; uint8_t extras[10000],pubkeys[64][33]; cJSON *ratified=0,*item; struct iguana_info *src,*dest; char *jsonstr,*handle,*hexstr,str[65],str2[65],srcaddr[64],destaddr[64]; bits256 zero,srchash,destprevtxid0,srcprevtxid0; struct dpow_block *bp; struct dpow_entry *ep = 0; uint32_t duration,minsigs,starttime,srctime; memset(&zero,0,sizeof(zero)); srcprevtxid0 = destprevtxid0 = zero; srcprevvout0 = destprevvout0 = -1; myinfo = ptrs[0]; dp = ptrs[1]; minsigs = (uint32_t)(long)ptrs[2]; duration = (uint32_t)(long)ptrs[3]; jsonstr = ptrs[4]; kmdheight = -1; memcpy(&checkpoint,&ptrs[5],sizeof(checkpoint)); src = iguana_coinfind(dp->symbol); dest = iguana_coinfind(dp->dest); dpow_getchaintip(myinfo,&srchash,&srctime,dp->srctx,&dp->numsrctx,src); dpow_getchaintip(myinfo,&srchash,&srctime,dp->desttx,&dp->numdesttx,dest); if ( src == 0 || dest == 0 ) { printf("null coin ptr? (%s %p or %s %p)\n",dp->symbol,src,dp->dest,dest); return; } if ( strcmp(src->symbol,"KMD") == 0 ) kmdheight = checkpoint.blockhash.height; else if ( strcmp(dest->symbol,"KMD") == 0 ) kmdheight = dest->longestchain; if ( (bp= dp->blocks[checkpoint.blockhash.height]) == 0 ) { bp = calloc(1,sizeof(*bp)); bp->minsigs = minsigs; bp->duration = duration; bp->srccoin = src; bp->destcoin = dest; bp->myind = -1; bp->opret_symbol = dp->symbol; if ( jsonstr != 0 && (ratified= cJSON_Parse(jsonstr)) != 0 ) { bp->isratify = 1; if ( (numratified= cJSON_GetArraySize(ratified)) > 0 ) { if ( numratified > 64 ) { fprintf(stderr,"cant ratify more than 64 notaries ratified has %d\n",numratified); return; } for (i=0; i<numratified; i++) { item = jitem(ratified,i); hexstr = handle = 0; if ( (hexstr= jstr(item,"pubkey")) != 0 && is_hexstr(hexstr,0) == 66 ) { decode_hex(bp->ratified_pubkeys[i],33,hexstr); for (j=0; j<i; j++) if ( memcmp(bp->ratified_pubkeys[j],bp->ratified_pubkeys[i],33) == 0 ) { printf("ratification.%d is the same as %d, reject this donkey\n",j,i); exit(-1); } if ( (handle= jstr(item,"handle")) != 0 ) safecopy(bp->handles[i],handle,sizeof(bp->handles[i])); if ( i == 0 ) { destprevtxid0 = jbits256(item,"destprevtxid0"); destprevvout0 = jint(item,"destprevvout0"); srcprevtxid0 = jbits256(item,"srcprevtxid0"); srcprevvout0 = jint(item,"srcprevvout0"); if ( bits256_nonz(destprevtxid0) != 0 && bits256_nonz(srcprevtxid0) != 0 ) bp->require0 = 1; } } else { printf("break loop hexstr.%p handle.%p\n",hexstr,handle); break; } } if ( i == numratified ) { bp->numratified = numratified; bp->ratified = ratified; printf("numratified.%d %s\n",numratified,jprint(ratified,0)); } else { printf("i.%d numratified.%d\n",i,numratified); free_json(ratified); } } } bp->bestk = -1; dp->blocks[checkpoint.blockhash.height] = bp; bp->beacon = rand256(0); vcalc_sha256(0,bp->commit.bytes,bp->beacon.bytes,sizeof(bp->beacon)); /*if ( checkpoint.blockhash.height >= DPOW_FIRSTRATIFY && dp->blocks[checkpoint.blockhash.height - DPOW_FIRSTRATIFY] != 0 ) { printf("purge %s.%d\n",dp->dest,checkpoint.blockhash.height - DPOW_FIRSTRATIFY); free(dp->blocks[checkpoint.blockhash.height - DPOW_FIRSTRATIFY]); dp->blocks[checkpoint.blockhash.height - DPOW_FIRSTRATIFY] = 0; }*/ } if ( bp->isratify != 0 && dp->ratifying != 0 ) { printf("new ratification starting dp->ratifying.%d\n",dp->ratifying); dp->ratifying++; while ( dp->ratifying > 1 ) sleep(3); printf("other ratifications stopped\n"); } if ( dp->ratifying != 0 && bp->isratify == 0 ) { printf("skip notarization ht.%d when ratifying\n",bp->height); free(ptr); return; } dp->ratifying += bp->isratify; bitcoin_address(srcaddr,src->chain->pubtype,dp->minerkey33,33); bitcoin_address(destaddr,dest->chain->pubtype,dp->minerkey33,33); if ( kmdheight >= 0 ) { ht = kmdheight;///strcmp("KMD",src->symbol) == 0 ? kmdheight : bp->height; if ( strcmp("KMD",dest->symbol) == 0 ) { bp->numnotaries = komodo_notaries(dest->symbol,pubkeys,ht); } else { if ( ht == 0 ) ht = strcmp("KMD",src->symbol) == 0 ? src->longestchain : dest->longestchain; bp->numnotaries = komodo_notaries(src->symbol,pubkeys,ht); } for (i=0; i<bp->numnotaries; i++) { //int32_t j; for (j=0; j<33; j++) // printf("%02x",pubkeys[i][j]); //printf(" <= pubkey[%d]\n",i); memcpy(bp->notaries[i].pubkey,pubkeys[i],33); if ( strcmp("KMD",src->symbol) == 0 ) memcpy(myinfo->notaries[i],pubkeys[i],33); if ( memcmp(bp->notaries[i].pubkey,dp->minerkey33,33) == 0 ) { myind = i; ep = &bp->notaries[myind]; for (j=0; j<33; j++) printf("%02x",dp->minerkey33[j]); printf(" MYIND.%d <<<<<<<<<<<<<<<<<<<<<<\n",myind); } } if ( strcmp("KMD",src->symbol) == 0 ) myinfo->numnotaries = bp->numnotaries; if ( myind < 0 || ep == 0 ) { printf("minerkey33-> "); for (i=0; i<33; i++) printf("%02x",dp->minerkey33[i]); printf(" statemachinestart this node %s %s is not official notary numnotaries.%d kmdht.%d bpht.%d\n",srcaddr,destaddr,bp->numnotaries,kmdheight,bp->height); free(ptr); dp->ratifying -= bp->isratify; return; } printf("myind.%d\n",myind); } else { printf("statemachinestart no kmdheight.%d\n",kmdheight); free(ptr); dp->ratifying -= bp->isratify; return; } bp->myind = myind; printf("[%d] notarize %s->%s %s ht.%d minsigs.%d duration.%d start.%u\n",bp->myind,dp->symbol,dp->dest,bits256_str(str,checkpoint.blockhash.hash),checkpoint.blockhash.height,minsigs,duration,checkpoint.timestamp); if ( bp->isratify != 0 && memcmp(bp->notaries[0].pubkey,bp->ratified_pubkeys[0],33) != 0 ) { for (i=0; i<33; i++) printf("%02x",bp->notaries[0].pubkey[i]); printf(" current vs "); for (i=0; i<33; i++) printf("%02x",bp->ratified_pubkeys[0][i]); printf(" new, cant change notary0\n"); dp->ratifying -= bp->isratify; return; } //printf(" myind.%d myaddr.(%s %s)\n",myind,srcaddr,destaddr); if ( myind == 0 && bits256_nonz(destprevtxid0) != 0 && bits256_nonz(srcprevtxid0) != 0 && destprevvout0 >= 0 && srcprevvout0 >= 0 ) { ep->dest.prev_hash = destprevtxid0; ep->dest.prev_vout = destprevvout0; ep->src.prev_hash = srcprevtxid0; ep->src.prev_vout = srcprevvout0; bp->notaries[myind].ratifysrcutxo = srcprevtxid0; bp->notaries[myind].ratifysrcvout = srcprevvout0; bp->notaries[myind].ratifydestutxo = destprevtxid0; bp->notaries[myind].ratifydestvout = destprevvout0; printf("Use override utxo %s/v%d %s/v%d\n",bits256_str(str,destprevtxid0),destprevvout0,bits256_str(str2,srcprevtxid0),srcprevvout0); } else { if ( dpow_checkutxo(myinfo,dp,bp,bp->destcoin,&ep->dest.prev_hash,&ep->dest.prev_vout,destaddr) < 0 ) { printf("dont have %s %s utxo, please send funds\n",dp->dest,destaddr); free(ptr); dp->ratifying -= bp->isratify; return; } if ( dpow_checkutxo(myinfo,dp,bp,bp->srccoin,&ep->src.prev_hash,&ep->src.prev_vout,srcaddr) < 0 ) { printf("dont have %s %s utxo, please send funds\n",dp->symbol,srcaddr); free(ptr); dp->ratifying -= bp->isratify; return; } if ( bp->isratify != 0 ) { bp->notaries[myind].ratifysrcutxo = ep->src.prev_hash; bp->notaries[myind].ratifysrcvout = ep->src.prev_vout; bp->notaries[myind].ratifydestutxo = ep->dest.prev_hash; bp->notaries[myind].ratifydestvout = ep->dest.prev_vout; } } bp->recvmask |= (1LL << myind); bp->notaries[myind].othermask |= (1LL << myind); dp->checkpoint = checkpoint; bp->height = checkpoint.blockhash.height; bp->timestamp = checkpoint.timestamp; bp->hashmsg = checkpoint.blockhash.hash; bp->myind = myind; while ( bp->isratify == 0 && dp->destupdated == 0 ) { if ( dp->checkpoint.blockhash.height > checkpoint.blockhash.height ) { printf("abort %s ht.%d due to new checkpoint.%d\n",dp->symbol,checkpoint.blockhash.height,dp->checkpoint.blockhash.height); dp->ratifying -= bp->isratify; return; } sleep(1); } starttime = (uint32_t)time(NULL); if ( bp->isratify == 0 ) { //if ( (starttime= checkpoint.timestamp) == 0 ) bp->starttime = starttime; extralen = dpow_paxpending(extras,&bp->paxwdcrc); bp->notaries[bp->myind].paxwdcrc = bp->paxwdcrc; } printf("PAXWDCRC.%x myind.%d isratify.%d DPOW.%s statemachine checkpoint.%d %s start.%u+dur.%d vs %ld\n",bp->paxwdcrc,bp->myind,bp->isratify,src->symbol,checkpoint.blockhash.height,bits256_str(str,checkpoint.blockhash.hash),starttime,bp->duration,time(NULL)); for (i=0; i<sizeof(srchash); i++) srchash.bytes[i] = dp->minerkey33[i+1]; //printf("start utxosync start.%u %u\n",starttime,(uint32_t)time(NULL)); //dpow_utxosync(myinfo,dp,bp,0,myind,srchash); //printf("done utxosync start.%u %u\n",starttime,(uint32_t)time(NULL)); while ( time(NULL) < starttime+bp->duration && src != 0 && dest != 0 && bp->state != 0xffffffff ) { if ( bp->isratify == 0 ) { if ( myinfo->DPOWS[0].ratifying != 0 ) { printf("break due to already ratifying\n"); break; } extralen = dpow_paxpending(extras,&bp->paxwdcrc); bp->notaries[bp->myind].paxwdcrc = bp->paxwdcrc; } sleep(13); if ( dp->checkpoint.blockhash.height > checkpoint.blockhash.height ) { if ( bp->isratify == 0 ) { printf("abort %s ht.%d due to new checkpoint.%d\n",dp->symbol,checkpoint.blockhash.height,dp->checkpoint.blockhash.height); break; } } if ( dp->ratifying > 1 ) { printf("new ratification started. abort ht.%d\n",bp->height); break; } if ( bp->isratify == 0 ) { bits256 checkhash; checkhash = dpow_getblockhash(myinfo,bp->srccoin,bp->height); if ( bits256_cmp(checkhash,bp->hashmsg) != 0 ) { printf("%s ht.%d %s got reorged to %s, abort notarization\n",bp->srccoin->symbol,bp->height,bits256_str(str,bp->hashmsg),bits256_str(str2,checkhash)); bp->state = 0xffffffff; } } if ( bp->state != 0xffffffff ) { dpow_send(myinfo,dp,bp,srchash,bp->hashmsg,0,bp->height,(void *)"ping",0); dpow_nanomsg_update(myinfo); } else { dp->lastnotarized = checkpoint.blockhash.hash; printf("notarized %s %s\n",dp->symbol,bits256_str(str,checkpoint.blockhash.hash)); } if ( 0 && dp->cancelratify != 0 && bp->isratify != 0 ) { printf("abort pending ratify\n"); break; } } printf("END isratify.%d:%d bestk.%d %llx sigs.%llx state.%x machine ht.%d completed state.%x %s.%s %s.%s recvmask.%llx paxwdcrc.%x %p %p\n",bp->isratify,dp->ratifying,bp->bestk,(long long)bp->bestmask,(long long)(bp->bestk>=0?bp->destsigsmasks[bp->bestk]:0),bp->state,bp->height,bp->state,dp->dest,bits256_str(str,bp->desttxid),dp->symbol,bits256_str(str2,bp->srctxid),(long long)bp->recvmask,bp->paxwdcrc,src,dest); bp->state = 0xffffffff; dp->lastrecvmask = bp->recvmask; dp->ratifying -= bp->isratify; dp->blocks[bp->height] = 0; free(ptr); }
cJSON *LP_NXT_redeems() { char url[1024],*retstr,*recv,*method,*msgstr,assetname[128]; uint64_t totals[2][sizeof(assetids)/sizeof(*assetids)],mult,txnum,assetid,qty; int32_t i,ind,numtx=0,past_marker=0; cJSON *item,*attach,*decjson,*array,*msgjson,*encjson,*retjson=0; //sleep 1; fiat/supernet sendtoaddress RNZZuQYu8xJLZHuekhd96hYfoQuiCMz99T 1001.44150000 # txnum.8537615468620726612 //sleep 1; fiat/pangea sendtoaddress RWMdRaUmMZqKkEibwEhY6XS3RLCXJDWHTi 22.10910000 # txnum.2649622877615958504 uint64_t txnum_marker = calc_nxt64bits("8537615468620726612"); // 2649622877615958504"); // set to most recent processed uint64_t txnum_marker2 = calc_nxt64bits("7256847492742571143"); // dont change, end marker char *passphrase = ""; char *account = "NXT-MRBN-8DFH-PFMK-A4DBM"; memset(totals,0,sizeof(totals)); sprintf(url,"http://127.0.0.1:7876/nxt?requestType=getBlockchainTransactions&account=%s",account); //printf("calling (%s)\n",url); if ( (retstr= issue_curlt(url,LP_HTTP_TIMEOUT)) != 0 ) { //printf("got.(%s)\n",retstr); if ( (retjson= cJSON_Parse(retstr)) != 0 ) { if ( (array= jarray(&numtx,retjson,"transactions")) != 0 ) { for (i=0; i<numtx; i++) { msgjson = encjson = decjson = 0; txnum = assetid = qty = 0; item = jitem(array,i); msgstr = jstr(item,"message"); txnum = j64bits(item,"transaction"); if ( txnum == txnum_marker ) past_marker = 1; //printf("%d: %s\n",i,jprint(item,0)); if ( (recv= jstr(item,"recipientRS")) != 0 && strcmp(recv,"NXT-MRBN-8DFH-PFMK-A4DBM") == 0 ) { if ( (attach= jobj(item,"attachment")) != 0 && jint(attach,"version.AssetTransfer") == 1 ) { assetid = j64bits(attach,"asset"); qty = j64bits(attach,"quantityQNT"); //printf("txnum.%llu (%s)\n",(long long)txnum,jprint(attach,0)); if ( (msgstr == 0 || msgstr[0] == 0) && jint(attach,"version.PrunablePlainMessage") == 1 ) { method = "getPrunableMessage"; if ( (msgjson= LP_NXT_message(method,txnum,"test")) != 0 ) { msgstr = jstr(msgjson,"message"); //printf("%d method.(%s) (%s)\n",i,method,msgstr); } } if ( msgstr == 0 || msgstr[0] == 0 ) msgstr = jstr(attach,"message"); if ( msgstr == 0 || msgstr[0] == 0 ) { if ( (encjson= jobj(attach,"encryptedMessage")) != 0 ) { msgstr = "encryptedMessage";//jstr(encjson,"data"); if ( (decjson= LP_NXT_decrypt(txnum,account,jstr(encjson,"data"),jstr(encjson,"nonce"),passphrase)) != 0 ) { //printf("%s\n",jprint(decjson,0)); if ( jstr(decjson,"decryptedMessage") != 0 ) msgstr = jstr(decjson,"decryptedMessage"); } } } } mult = LP_assetid_mult(&ind,assetname,assetid); if ( ind >= 0 ) totals[past_marker][ind] += qty * mult; if ( msgstr != 0 && assetname[0] != 0 && qty != 0 ) { char validaddress[64]; int32_t z,n; n = (int32_t)strlen(msgstr); for (z=0; z<n; z++) { if ( msgstr[z] == 'R' ) break; } memset(validaddress,0,sizeof(validaddress)); if ( n-z >= 34 ) strncpy(validaddress,&msgstr[z],34); if ( txnum == calc_nxt64bits("4545341872872347590") ) strcpy(validaddress,"RKuwq4oi4mqQ2V4r54mPEthn3TBrEwu2Ni"); if ( past_marker == 0 ) { if ( strlen(validaddress) == 34 || strlen(validaddress) == 33 ) { //printf("%-4d: (%34s) <- %13.5f %10s tx.%llu past_marker.%d\n",i,validaddress,dstr(qty * mult),assetname,(long long)txnum,past_marker); LP_sendtoaddress_line(validaddress,assetname,(qty * mult),txnum); } else printf("%-4d: (%34s) <- %13.5f %10s tx.%llu\n",i,msgstr!=0?msgstr:jprint(item,0),dstr(qty * mult),assetname,(long long)txnum); } } if ( msgjson != 0 ) free_json(msgjson); if ( decjson != 0 ) free_json(decjson); } if ( txnum == txnum_marker2 ) break; } } //free_json(retjson); } free(retstr); } else printf("null return from NXT api call\n"); printf("\nTotal redeemed.%d\n",numtx); for (past_marker=0; past_marker<2; past_marker++) { for (i=0; i<sizeof(totals[0])/sizeof(*totals[0]); i++) { if ( totals[past_marker][i] != 0 ) printf("%-10s %13.5f past_marker.%d\n",assetids[i][1],dstr(totals[past_marker][i]),past_marker); } printf("\n>>>>>>>>>> already processed:\n"); } return(retjson); }
void PAX_update(struct peggy_info *PEGS,double *btcusdp,double *btcdbtcp) { int32_t i,n,seconds,datenum; uint32_t timestamp; char url[1024],*dstr,*str; double btcddaily=0.,btcusd=0.,ask,high,low,bid,close,vol,quotevol,open,price = 0.; //cJSON *btcdtrades,*btcdtrades2,*,*bitcoincharts,; cJSON *quandl,*btcdhist,*array,*item,*bitcoinave,*blockchaininfo,*coindesk=0; //btcdtrades = url_json("https://poloniex.com/public?command=returnTradeHistory¤cyPair=BTC_BTCD"); //btcdtrades2 = url_json("https://bittrex.com/api/v1.1/public/getmarkethistory?market=BTC-BTCD&count=50"); bitcoinave = url_json("https://api.bitcoinaverage.com/ticker/USD/"); //bitcoincharts = url_json("http://api.bitcoincharts.com/v1/weighted_prices.json"); blockchaininfo = url_json("https://blockchain.info/ticker"); coindesk = url_json("http://api.coindesk.com/v1/bpi/historical/close.json"); sprintf(url,"https://poloniex.com/public?command=returnChartData¤cyPair=BTC_BTCD&start=%ld&end=9999999999&period=86400",(long)(time(NULL)-2*3600*24)); quandl = url_json("https://www.quandl.com/api/v1/datasets/BAVERAGE/USD.json?rows=1"); if ( quandl != 0 && (str= jstr(quandl,"updated_at")) != 0 && (datenum= conv_date(&seconds,str)) > 0 && (array= jarray(&n,quandl,"data")) != 0 ) { //printf("datenum.%d data.%d %d\n",datenum,n,cJSON_GetArraySize(array)); for (i=0; i<1; i++) { // ["Date","24h Average","Ask","Bid","Last","Total Volume"] // ["2015-07-25",289.27,288.84,288.68,288.87,44978.61] item = jitem(array,i); if ( (dstr= jstr(jitem(item,0),0)) != 0 && (datenum= conv_date(&seconds,dstr)) > 0 ) { btcusd = price = jdouble(jitem(item,1),0), ask = jdouble(jitem(item,2),0), bid = jdouble(jitem(item,3),0); close = jdouble(jitem(item,4),0), vol = jdouble(jitem(item,5),0); //fprintf(stderr,"%d.[%d %f %f %f %f %f].%d ",i,datenum,price,ask,bid,close,vol,n); } } } { double avebid,aveask,bidvol,askvol; struct exchange_quote sortbuf[512]; struct supernet_info *myinfo = SuperNET_MYINFO(0); cJSON *argjson = cJSON_Parse("{}"); aveask = instantdex_aveprice(myinfo,sortbuf,(int32_t)(sizeof(sortbuf)/sizeof(*sortbuf)),&askvol,"BTCD","BTC",1,argjson); avebid = instantdex_aveprice(myinfo,sortbuf,(int32_t)(sizeof(sortbuf)/sizeof(*sortbuf)),&bidvol,"BTCD","BTC",-1,argjson); if ( avebid > SMALLVAL && aveask > SMALLVAL ) { price = (avebid*bidvol + aveask*askvol) / (bidvol + askvol); *btcdbtcp = price; printf("set BTCD price %f\n",price); PEGS->btcdbtc = price; } else { btcdhist = url_json(url); //{"date":1406160000,"high":0.01,"low":0.00125,"open":0.01,"close":0.001375,"volume":1.50179994,"quoteVolume":903.58818412,"weightedAverage":0.00166204}, if ( btcdhist != 0 && (array= jarray(&n,btcdhist,0)) != 0 ) { //printf("GOT.(%s)\n",cJSON_Print(array)); for (i=0; i<1; i++) { item = jitem(array,i); timestamp = juint(item,"date"), high = jdouble(item,"high"), low = jdouble(item,"low"), open = jdouble(item,"open"); close = jdouble(item,"close"), vol = jdouble(item,"volume"), quotevol = jdouble(item,"quoteVolume"), price = jdouble(item,"weightedAverage"); //printf("[%u %f %f %f %f %f %f %f]",timestamp,high,low,open,close,vol,quotevol,price); //printf("[%u %d %f]",timestamp,OS_conv_unixtime(&seconds,timestamp),price); btcddaily = price; if ( btcddaily != 0 ) PEGS->btcdbtc = *btcdbtcp = btcddaily; } //printf("poloniex.%d\n",n); } if ( btcdhist != 0 ) free_json(btcdhist); } } if ( bitcoinave != 0 ) { if ( (price= jdouble(bitcoinave,"24h_avg")) > SMALLVAL ) { //printf("bitcoinave %f %f\n",btcusd,price); dxblend(&btcusd,price,0.5); } free_json(bitcoinave); } if ( quandl != 0 ) free_json(quandl); if ( coindesk != 0 ) free_json(coindesk); if ( blockchaininfo != 0 ) { if ( (item= jobj(blockchaininfo,"USD")) != 0 && item != 0 && (price= jdouble(item,"15m")) > SMALLVAL ) { //printf("blockchaininfo %f %f\n",btcusd,price); dxblend(&btcusd,price,0.5); } free_json(blockchaininfo); } if ( btcusd != 0 ) PEGS->btcusd = *btcusdp = btcusd; }
void PAX_btcprices(struct peggy_info *PEGS,int32_t enddatenum,int32_t numdates) { int32_t i,n,year,month,day,seconds,datenum; char url[1024],date[64],*dstr,*str; uint32_t timestamp,utc32[MAX_SPLINES]; struct tai t; cJSON *coindesk,*quandl,*btcdhist,*bpi,*array,*item; double btcddaily[MAX_SPLINES],cdaily[MAX_SPLINES],qdaily[MAX_SPLINES],ask,high,low,bid,close,vol,quotevol,open,price = 0.; coindesk = url_json("http://api.coindesk.com/v1/bpi/historical/close.json"); sprintf(url,"https://poloniex.com/public?command=returnChartData¤cyPair=BTC_BTCD&start=%ld&end=9999999999&period=86400",(long)(time(NULL)-numdates*3600*24)); if ( (bpi= jobj(coindesk,"bpi")) != 0 ) { datenum = enddatenum; memset(utc32,0,sizeof(utc32)); memset(cdaily,0,sizeof(cdaily)); if ( datenum == 0 ) { datenum = OS_conv_unixtime(&t,&seconds,(uint32_t)time(NULL)); printf("got datenum.%d %d %d %d\n",datenum,seconds/3600,(seconds/60)%24,seconds%60); } for (i=0; i<numdates; i++) { expand_datenum(date,datenum); if ( (price= jdouble(bpi,date)) != 0 ) { utc32[numdates - 1 - i] = OS_conv_datenum(datenum,12,0,0); cdaily[numdates - 1 - i] = price * .001; //printf("(%s %u %f) ",date,utc32[numdates - 1 - i],price); } datenum = ecb_decrdate(&year,&month,&day,date,datenum); } PAX_genspline(&PEGS->splines[MAX_CURRENCIES],MAX_CURRENCIES,"coindesk",utc32,cdaily,numdates,cdaily); } else printf("no bpi\n"); quandl = url_json("https://www.quandl.com/api/v1/datasets/BAVERAGE/USD.json?rows=64"); if ( (str= jstr(quandl,"updated_at")) != 0 && (datenum= conv_date(&seconds,str)) > 0 && (array= jarray(&n,quandl,"data")) != 0 ) { printf("datenum.%d data.%d %d\n",datenum,n,cJSON_GetArraySize(array)); memset(utc32,0,sizeof(utc32)), memset(qdaily,0,sizeof(qdaily)); for (i=0; i<n&&i<MAX_SPLINES; i++) { // ["Date","24h Average","Ask","Bid","Last","Total Volume"] // ["2015-07-25",289.27,288.84,288.68,288.87,44978.61] item = jitem(array,i); if ( Debuglevel > 2 ) printf("(%s) ",cJSON_Print(item)); if ( (dstr= jstr(jitem(item,0),0)) != 0 && (datenum= conv_date(&seconds,dstr)) > 0 ) { price = jdouble(jitem(item,1),0), ask = jdouble(jitem(item,2),0), bid = jdouble(jitem(item,3),0); close = jdouble(jitem(item,4),0), vol = jdouble(jitem(item,5),0); if ( Debuglevel > 2 ) fprintf(stderr,"%d.[%d %f %f %f %f %f].%d ",i,datenum,price,ask,bid,close,vol,n); utc32[numdates - 1 - i] = OS_conv_datenum(datenum,12,0,0), qdaily[numdates - 1 - i] = price * .001; } } PAX_genspline(&PEGS->splines[MAX_CURRENCIES+1],MAX_CURRENCIES+1,"quandl",utc32,qdaily,n<MAX_SPLINES?n:MAX_SPLINES,qdaily); } btcdhist = url_json(url); //{"date":1406160000,"high":0.01,"low":0.00125,"open":0.01,"close":0.001375,"volume":1.50179994,"quoteVolume":903.58818412,"weightedAverage":0.00166204}, if ( (array= jarray(&n,btcdhist,0)) != 0 ) { memset(utc32,0,sizeof(utc32)), memset(btcddaily,0,sizeof(btcddaily)); //printf("GOT.(%s)\n",cJSON_Print(array)); for (i=0; i<n; i++) { item = jitem(array,i); timestamp = juint(item,"date"), high = jdouble(item,"high"), low = jdouble(item,"low"), open = jdouble(item,"open"); close = jdouble(item,"close"), vol = jdouble(item,"volume"), quotevol = jdouble(item,"quoteVolume"), price = jdouble(item,"weightedAverage"); //printf("[%u %f %f %f %f %f %f %f]",timestamp,high,low,open,close,vol,quotevol,price); if ( Debuglevel > 2 ) printf("[%u %d %f]",timestamp,OS_conv_unixtime(&t,&seconds,timestamp),price); utc32[i] = timestamp - 12*3600, btcddaily[i] = price * 100.; } if ( Debuglevel > 2 ) printf("poloniex.%d\n",n); PAX_genspline(&PEGS->splines[MAX_CURRENCIES+2],MAX_CURRENCIES+2,"btcdhist",utc32,btcddaily,n<MAX_SPLINES?n:MAX_SPLINES,btcddaily); } // https://poloniex.com/public?command=returnChartData¤cyPair=BTC_BTCD&start=1405699200&end=9999999999&period=86400 }
double PAX_yahoo(char *metal) { // http://finance.yahoo.com/webservice/v1/symbols/allcurrencies/quote?format=json // http://finance.yahoo.com/webservice/v1/symbols/XAU=X/quote?format=json // http://finance.yahoo.com/webservice/v1/symbols/XAG=X/quote?format=json // http://finance.yahoo.com/webservice/v1/symbols/XPT=X/quote?format=json // http://finance.yahoo.com/webservice/v1/symbols/XPD=X/quote?format=json char url[1024],*jsonstr; cJSON *json,*obj,*robj,*item,*field; double price = 0.; sprintf(url,"http://finance.yahoo.com/webservice/v1/symbols/%s=X/quote?format=json",metal); if ( (jsonstr= issue_curl(url)) != 0 ) { //printf("(%s)\n",jsonstr); if ( (json= cJSON_Parse(jsonstr)) != 0 ) { if ( (obj= jobj(json,"list")) != 0 && (robj= jobj(obj,"resources")) != 0 && (item= jitem(robj,0)) != 0 ) { if ( (robj= jobj(item,"resource")) != 0 && (field= jobj(robj,"fields")) != 0 && (price= jdouble(field,"price")) != 0 ) price = 1. / price; } free_json(json); } free(jsonstr); } if ( Debuglevel > 2 ) printf("(%s %f) ",metal,price); return(price); }