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SuperNET/iguana/iguana_instantdex.c

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/******************************************************************************
* Copyright © 2014-2016 The SuperNET Developers. *
* *
* See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at *
* the top-level directory of this distribution for the individual copyright *
* holder information and the developer policies on copyright and licensing. *
* *
* Unless otherwise agreed in a custom licensing agreement, no part of the *
* SuperNET software, including this file may be copied, modified, propagated *
* or distributed except according to the terms contained in the LICENSE file *
* *
* Removal or modification of this copyright notice is prohibited. *
* *
******************************************************************************/
// selftest supports against allpairs list
#include "exchanges777.h"
struct instantdex_stateinfo *BTC_states; int32_t BTC_numstates;
int64_t instantdex_BTCsatoshis(uint64_t price,uint64_t volume)
{
volume *= price;
volume /= SATOSHIDEN;
return(volume);
}
void instantdex_swapfree(struct instantdex_accept *A,struct bitcoin_swapinfo *swap)
{
if ( A != 0 )
free(A);
if ( swap != 0 )
{
if ( swap->deposit != 0 )
free(swap->deposit);
if ( swap->payment != 0 )
free(swap->payment);
if ( swap->altpayment != 0 )
free(swap->altpayment);
if ( swap->myfee != 0 )
free(swap->myfee);
if ( swap->otherfee != 0 )
free(swap->otherfee);
}
}
int32_t instantdex_unbasebits(char *base,uint64_t basebits)
{
char tmp[9];
unstringbits(tmp,basebits);
if ( iguana_coinfind(tmp) == 0 )
{
sprintf(base,"%lld",(long long)basebits);
return(1);
}
else
{
strcmp(base,tmp);
return(0);
}
}
uint64_t instantdex_basebits(char *base)
{
if ( is_decimalstr(base) != 0 )
return(calc_nxt64bits(base));
else return(stringbits(base));
}
int32_t instantdex_orderidcmp(uint64_t orderidA,uint64_t orderidB,int32_t strictflag)
{
if ( strictflag == 0 )
{
orderidA &= INSTANTDEX_ORDERSTATE_ORDERIDMASK;
orderidB &= INSTANTDEX_ORDERSTATE_ORDERIDMASK;
}
//printf("orderidA %llx vs orderidB %llx -> %llx\n",(long long)orderidA,(long long)orderidB,(long long)(orderidA ^ orderidB));
return((orderidA ^ orderidB) != 0);
}
uint64_t instantdex_decodehash(char *base,char *rel,int64_t *pricep,uint64_t *accountp,bits256 encodedhash)
{
int32_t i; uint64_t offerid;
base[4] = rel[4] = 0;
for (i=0; i<4; i++)
{
base[i] = encodedhash.bytes[8 + i];
rel[i] = encodedhash.bytes[12 + i];
}
iguana_rwnum(0,(void *)&encodedhash.ulongs[2],sizeof(uint64_t),pricep);
iguana_rwnum(0,(void *)&encodedhash.ulongs[3],sizeof(uint64_t),accountp);
iguana_rwnum(0,(void *)&encodedhash.ulongs[0],sizeof(uint64_t),&offerid);
return(encodedhash.ulongs[0]);
}
bits256 instantdex_encodehash(char *base,char *rel,int64_t price,uint64_t orderid,uint64_t account)
{
bits256 encodedhash; int32_t i; char _base[4],_rel[4];
iguana_rwnum(1,(void *)&encodedhash.ulongs[0],sizeof(uint64_t),&orderid);
memset(_base,0,sizeof(_base));
memset(_rel,0,sizeof(_rel));
strncpy(_base,base,4);
strncpy(_rel,rel,4);
for (i=0; i<4; i++)
{
encodedhash.bytes[8 + i] = _base[i];
encodedhash.bytes[12 + i] = _rel[i];
}
iguana_rwnum(1,(void *)&encodedhash.ulongs[2],sizeof(uint64_t),&price);
iguana_rwnum(1,(void *)&encodedhash.ulongs[3],sizeof(uint64_t),&account);
return(encodedhash);
}
cJSON *instantdex_defaultprocess(struct supernet_info *myinfo,struct exchange_info *exchange,struct bitcoin_swapinfo *swap,cJSON *argjson,cJSON *newjson,uint8_t **serdatap,int32_t *serdatalenp)
{
uint8_t *serdata = *serdatap; int32_t serdatalen = *serdatalenp;
*serdatap = 0, *serdatalenp = 0;
if ( serdata != 0 && serdatalen > 0 )
{
serdata[serdatalen-1] = 0;
}
return(newjson);
}
cJSON *instantdex_defaulttimeout(struct supernet_info *myinfo,struct exchange_info *exchange,struct bitcoin_swapinfo *swap,cJSON *argjson,cJSON *newjson,uint8_t **serdatap,int32_t *serdatalenp)
{
uint8_t *serdata = *serdatap; int32_t serdatalen = *serdatalenp;
*serdatap = 0, *serdatalenp = 0;
if ( serdata != 0 && serdatalen > 0 )
{
serdata[serdatalen-1] = 0;
}
return(newjson);
}
struct instantdex_stateinfo instantdex_errorstate = { "error", 0,0, instantdex_defaultprocess, instantdex_defaulttimeout };
struct instantdex_stateinfo instantdex_timeoutstate = { "timeout", 1,0, instantdex_defaultprocess, instantdex_defaulttimeout };
struct instantdex_stateinfo *instantdex_statefind(struct instantdex_stateinfo *states,int32_t numstates,char *statename)
{
int32_t i; struct instantdex_stateinfo *state = 0;
if ( states != 0 && statename != 0 && numstates > 0 )
{
for (i=0; i<numstates; i++)
{
if ( (state= &states[i]) != 0 && strcmp(state->name,statename) == 0 )
return(state);
}
}
return(0);
}
void instantdex_stateinit(struct instantdex_stateinfo *states,int32_t numstates,struct instantdex_stateinfo *state,char *name,char *errorstr,char *timeoutstr,void *process_func,void *timeout_func)
{
struct instantdex_stateinfo *timeoutstate,*errorstate;
memset(state,0,sizeof(*state));
strcpy(state->name,name);
if ( (errorstate= instantdex_statefind(states,numstates,errorstr)) == 0 )
errorstate = &instantdex_errorstate;
state->errorind = errorstate->ind;
if ( (timeoutstate= instantdex_statefind(states,numstates,timeoutstr)) == 0 )
timeoutstate = &instantdex_timeoutstate;
else printf("TS.%s ",timeoutstr);
state->timeoutind = timeoutstate->ind;
if ( (state->process= process_func) == 0 )
state->process = instantdex_defaultprocess;
if ( (state->timeout= timeout_func) == 0 )
state->timeout = instantdex_defaulttimeout;
}
struct instantdex_stateinfo *instantdex_statecreate(struct instantdex_stateinfo *states,int32_t *numstatesp,char *name,cJSON *(*process_func)(struct supernet_info *myinfo,struct exchange_info *exchange,struct bitcoin_swapinfo *swap,cJSON *argjson,cJSON *newjson,uint8_t **serdatap,int32_t *serdatalenp),cJSON *(*timeout_func)(struct supernet_info *myinfo,struct exchange_info *exchange,struct bitcoin_swapinfo *swap,cJSON *argjson,cJSON *newjson,uint8_t **serdatap,int32_t *serdatalenp),char *timeoutstr,char *errorstr,int32_t initialstate)
{
struct instantdex_stateinfo S,*state = 0;
if ( (state= instantdex_statefind(states,*numstatesp,name)) == 0 )
{
states = realloc(states,sizeof(*states) * (*numstatesp + 1));
state = &states[*numstatesp];
instantdex_stateinit(states,*numstatesp,state,name,errorstr,timeoutstr,process_func,timeout_func);
state->initialstate = initialstate;
printf("STATES[%d] %s %p %p %d %d\n",*numstatesp,state->name,state->process,state->timeout,state->timeoutind,state->errorind);
state->ind = (*numstatesp)++;
}
else
{
instantdex_stateinit(states,*numstatesp,&S,name,errorstr,timeoutstr,process_func,timeout_func);
S.ind = state->ind;
S.initialstate = initialstate;
if ( memcmp(&S,state,sizeof(S) - sizeof(void *) - sizeof(int)) != 0 )
{
int32_t i;
for (i=0; i<sizeof(S); i++)
printf("%02x ",((uint8_t *)&S)[i]);
printf("S\n");
for (i=0; i<sizeof(S); i++)
printf("%02x ",((uint8_t *)state)[i]);
printf("state\n");
printf("%s %p %p %d %d vs %s %p %p %d %d\n",state->name,state->process,state->timeout,state->timeoutind,state->errorind,S.name,S.process,S.timeout,S.timeoutind,S.errorind);
printf("statecreate error!!! (%s) already exists\n",name);
}
}
return(states);
}
struct instantdex_event *instantdex_addevent(struct instantdex_stateinfo *states,int32_t numstates,char *statename,char *cmdstr,char *sendcmd,char *nextstatename)
{
struct instantdex_stateinfo *nextstate,*state;
if ( (state= instantdex_statefind(states,numstates,statename)) != 0 && (nextstate= instantdex_statefind(states,numstates,nextstatename)) != 0 )
{
if ( (state->events= realloc(state->events,(state->numevents + 1) * sizeof(*state->events))) != 0 )
{
memset(&state->events[state->numevents],0,sizeof(state->events[state->numevents]));
strcpy(state->events[state->numevents].cmdstr,cmdstr);
if ( sendcmd != 0 )
strcpy(state->events[state->numevents].sendcmd,sendcmd);
state->events[state->numevents].nextstateind = nextstate->ind;
printf("[%d] (%s).%d %s -> %s, send.%s %d\n",state->ind,state->name,state->numevents,cmdstr,states[nextstate->ind].name,sendcmd==0?"":sendcmd,nextstate->ind);
state->numevents++;
}
return(state->events);
}
else
{
int32_t i;
for (i=0; i<numstates; i++)
printf("%s[%d] ",states[i].name,i);
printf("cant add event (%s -> %s) without existing state and nextstate\n",statename,nextstatename);
exit(-1);
return(0);
}
}
double instantdex_FSMtest(struct instantdex_stateinfo *states,int32_t numstates,int32_t maxiters)
{
int32_t i,most,r,r2,n,m=0,initials[100],nextstate=-1;
struct instantdex_stateinfo *state; struct instantdex_event *event; double sum = 0.;
if ( maxiters < 1 )
maxiters = 1;
for (i=n=most=0; i<numstates; i++)
if ( states[i].initialstate > 0 )
{
printf("initialstate[%d] %d %s\n",i,states[i].initialstate,states[i].name);
initials[n++] = i;
}
if ( n > 0 && n < sizeof(initials)/sizeof(*initials) )
{
for (i=0; i<maxiters; i++)
{
r = rand() % n;
state = &states[initials[r]];
if ( state->name[0] == 0 || state->ind >= numstates )
{
printf("illegal state.(%s) %d? ind.%d >= numstates.%d\n",state->name,nextstate,state->ind,numstates);
break;
}
m = 0;
while ( m++ < 1000 && state->initialstate >= 0 && state->numevents != 0 )
{
if ( (i % 1000000) == 0 )
fprintf(stderr,"%s ",state->name);
r2 = rand() % state->numevents;
event = &state->events[r2];
if ( (nextstate= event->nextstateind) < 0 )
break;
if ( event->nextstateind >= numstates )
{
printf("nextstateind overflow? %d vs %d\n",event->nextstateind,numstates);
break;
}
state = &states[event->nextstateind];
}
if ( m > most )
most = m;
sum += m;
if ( (i % 1000000) == 0 )
fprintf(stderr,"reached %s m.%d events most.%d ave %.2f\n",state->name,m,most,sum/(i+1));
}
}
fprintf(stderr," most.%d ave %.2f\n",most,sum/(i+1));
return(sum / maxiters);
}
void instantdex_FSMinit()
{
if ( BTC_states == 0 )
BTC_states = BTC_initFSM(&BTC_numstates);
}
cJSON *InstantDEX_argjson(char *reference,char *message,char *othercoinaddr,char *otherNXTaddr,int32_t iter,int32_t val,int32_t val2)
{
cJSON *argjson = cJSON_CreateObject();
if ( reference != 0 )
jaddstr(argjson,"refstr",reference);
if ( message != 0 && message[0] != 0 )
jaddstr(argjson,"message",message);
if ( othercoinaddr != 0 && othercoinaddr[0] != 0 )
jaddstr(argjson,"othercoinaddr",othercoinaddr);
if ( otherNXTaddr != 0 && otherNXTaddr[0] != 0 )
jaddstr(argjson,"otherNXTaddr",otherNXTaddr);
//jaddbits256(argjson,"basetxid",basetxid);
//jaddbits256(argjson,"reltxid",reltxid);
if ( iter != 3 )
{
if ( val == 0 )
val = INSTANTDEX_DURATION;
jaddnum(argjson,"duration",val);
jaddnum(argjson,"flags",val2);
}
else
{
if ( val > 0 )
jaddnum(argjson,"baseheight",val);
if ( val2 > 0 )
jaddnum(argjson,"relheight",val2);
}
return(argjson);
}
struct instantdex_msghdr *instantdex_msgcreate(struct supernet_info *myinfo,struct instantdex_msghdr *msg,int32_t datalen)
{
bits256 otherpubkey; uint64_t signerbits; uint32_t timestamp; uint8_t buf[sizeof(msg->sig)],*data;
memset(&msg->sig,0,sizeof(msg->sig));
datalen += (int32_t)(sizeof(*msg) - sizeof(msg->sig));
data = (void *)((long)msg + sizeof(msg->sig));
otherpubkey = acct777_msgpubkey(data,datalen);
timestamp = (uint32_t)time(NULL);
acct777_sign(&msg->sig,myinfo->privkey,otherpubkey,timestamp,data,datalen);
//printf("signed datalen.%d allocsize.%d crc.%x\n",datalen,msg->sig.allocsize,calc_crc32(0,data,datalen));
if ( (signerbits= acct777_validate(&msg->sig,acct777_msgprivkey(data,datalen),msg->sig.pubkey)) != 0 )
{
//int32_t i;
//char str[65],str2[65];
//for (i=0; i<datalen; i++)
// printf("%02x",data[i]);
//printf(">>>>>>>>>>>>>>>> validated [%ld] len.%d (%s + %s)\n",(long)data-(long)msg,datalen,bits256_str(str,acct777_msgprivkey(data,datalen)),bits256_str(str2,msg->sig.pubkey));
memset(buf,0,sizeof(buf));
acct777_rwsig(1,buf,&msg->sig);
memcpy(&msg->sig,buf,sizeof(buf));
return(msg);
} else printf("error validating instantdex msg\n");
return(0);
}
bits256 instantdex_rwoffer(int32_t rwflag,int32_t *lenp,uint8_t *serialized,struct instantdex_offer *offer)
{
bits256 orderhash; int32_t len = 0;
if ( rwflag == 1 )
{
vcalc_sha256(0,orderhash.bytes,(void *)offer,sizeof(*offer));
/*int32_t i;
for (i=0; i<sizeof(*offer); i++)
printf("%02x ",((uint8_t *)offer)[i]);
printf("rwoffer offer\n");*/
}
else
{
memset(offer,0,sizeof(*offer));
}
len += iguana_rwvarstr(rwflag,&serialized[len],sizeof(offer->base),offer->base);
len += iguana_rwvarstr(rwflag,&serialized[len],sizeof(offer->rel),offer->rel);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(offer->price64),&offer->price64);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(offer->basevolume64),&offer->basevolume64);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(offer->account),&offer->account);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(offer->expiration),&offer->expiration);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(offer->nonce),&offer->nonce);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(offer->myside),&offer->myside);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(offer->acceptdir),&offer->acceptdir);
if ( rwflag == 0 )
{
vcalc_sha256(0,orderhash.bytes,(void *)offer,sizeof(*offer));
/*int32_t i;
for (i=0; i<len; i++)
printf("%02x ",serialized[i]);
printf("read rwoffer serialized\n");
for (i=0; i<sizeof(*offer); i++)
printf("%02x ",((uint8_t *)offer)[i]);
printf("rwoffer offer\n");*/
}
/*else
{
int32_t i;
for (i=0; i<len; i++)
printf("%02x ",serialized[i]);
printf("wrote rwoffer serialized\n");
}*/
*lenp = len;
return(orderhash);
}
char *instantdex_sendcmd(struct supernet_info *myinfo,struct instantdex_offer *offer,cJSON *argjson,char *cmdstr,bits256 desthash,int32_t hops,void *extraser,int32_t extralen,struct iguana_peer *addr,struct bitcoin_swapinfo *swap)
{
char *reqstr,*hexstr,*retstr; struct instantdex_msghdr *msg; bits256 orderhash,tmphash; struct iguana_info *coin; int32_t i,j,len,serflag,olen,slen,datalen,max=-1; uint8_t serialized[sizeof(*offer) + sizeof(struct iguana_msghdr) + 4096 + INSTANTDEX_DECKSIZE*33]; uint64_t x,nxt64bits;
//if ( strcmp(cmdstr,"poll") == 0 )
// return(clonestr("{\"result\":\"skip sending poll\"}"));
category_subscribe(myinfo,myinfo->instantdex_category,GENESIS_PUBKEY);
jaddstr(argjson,"cmd",cmdstr);
jaddstr(argjson,"agent","SuperNET");
jaddstr(argjson,"method","DHT");
jaddstr(argjson,"handle",myinfo->handle);
jaddbits256(argjson,"categoryhash",myinfo->instantdex_category);
jaddbits256(argjson,"traderpub",myinfo->myaddr.persistent);
orderhash = instantdex_rwoffer(1,&olen,serialized,offer);
if ( 1 )
{
struct instantdex_offer checkoffer; bits256 checkhash; int32_t checklen;
checkhash = instantdex_rwoffer(0,&checklen,serialized,&checkoffer);
if ( checkhash.txid != orderhash.txid )
{
for (i=0; i<sizeof(checkoffer); i++)
printf("%02x ",((uint8_t *)&checkoffer)[i]);
printf("checklen.%d checktxid.%llx\n",checklen,(long long)checkhash.txid);
}
}
jadd64bits(argjson,"id",orderhash.txid);
nxt64bits = acct777_nxt64bits(myinfo->myaddr.persistent);
reqstr = jprint(argjson,0);
slen = (int32_t)(strlen(reqstr) + 1);
if ( swap->otherchoosei < 0 )
{
extraser = (void *)swap->deck;
extralen = (int32_t)sizeof(swap->deck);
serflag = 1;
}
else if ( swap->otherverifiedcut == 0 && bits256_nonz(swap->privkeys[swap->otherchoosei]) == 0 )
{
extraser = swap->privkeys[0].bytes;
extralen = (int32_t)sizeof(swap->privkeys);
serflag = 2;
} else serflag = 0;
printf("serflag.%d\n",serflag);
datalen = (int32_t)slen + extralen + olen;
msg = calloc(1,datalen + sizeof(*msg));
for (i=0; i<sizeof(msg->cmd); i++)
if ( (msg->cmd[i]= cmdstr[i]) == 0 )
break;
memcpy(msg->serialized,reqstr,slen);
memcpy(&msg->serialized[slen],serialized,olen);
//printf("extralen.%d datalen.%d slen.%d olen.%d\n",extralen,datalen,slen,olen);
if ( extralen > 0 )
{
memcpy(&msg->serialized[slen + olen],extraser,extralen);
len = 0;
if ( serflag == 1 )
{
//printf("send deck (%llx %llx)\n",(long long)swap->deck[0][0],(long long)swap->deck[0][1]);
while ( len < extralen )
{
memcpy(&x,&((uint8_t *)extraser)[len],sizeof(x));
iguana_rwnum(1,&((uint8_t *)extraser)[len],sizeof(x),&x);
len += sizeof(x);
}
}
else if ( serflag == 2 )
{
while ( len < extralen )
{
memcpy(&tmphash,&((uint8_t *)extraser)[len],sizeof(tmphash));
for (j=0; j<32; j++)
((uint8_t *)extraser)[len++] = tmphash.bytes[j];
//iguana_rwbignum(1,&((uint8_t *)extraser)[len],sizeof(bits256),tmphash.bytes);
//if ( len == 0 )
// printf("ser privkeys0 %s\n",bits256_str(str,*(bits256 *)extraser));
len += sizeof(bits256);
}
}
}
free(reqstr);
if ( instantdex_msgcreate(myinfo,msg,datalen) != 0 )
{
//printf(">>>>>>>>>>>> instantdex send.(%s) datalen.%d allocsize.%d crc.%x\n",cmdstr,datalen,msg->sig.allocsize,calc_crc32(0,(void *)((long)msg + 8),datalen-8));
if ( addr != 0 )
{
memset(serialized,0,sizeof(struct iguana_msghdr));
memcpy(&serialized[sizeof(struct iguana_msghdr)],(uint8_t *)msg,msg->sig.allocsize);
if ( (coin= iguana_coinfind("BTCD")) != 0 )//&& (max= coin->peers.numranked) > 0 )
iguana_queue_send(addr,0,serialized,"InstantDEX",msg->sig.allocsize,0,0);
else printf("cant find coin.%p or no ranked.%d\n",coin,max);
}
else
{
if ( (hexstr= malloc(msg->sig.allocsize*2 + 1)) != 0 )
{
init_hexbytes_noT(hexstr,(uint8_t *)msg,msg->sig.allocsize);
if ( (retstr= SuperNET_categorymulticast(myinfo,0,myinfo->instantdex_category,desthash,hexstr,0,hops,1,argjson,0)) != 0 )
free(retstr);
free(hexstr);
}
}
free(msg);
return(jprint(argjson,0));
}
else
{
free(msg);
printf("cant msgcreate datalen.%d\n",datalen);
return(clonestr("{\"error\":\"couldnt create instantdex message\"}"));
}
}
int32_t instantdex_updatesources(struct exchange_info *exchange,struct exchange_quote *sortbuf,int32_t n,int32_t max,int32_t ind,int32_t dir,struct exchange_quote *quotes,int32_t numquotes)
{
int32_t i; struct exchange_quote *quote;
//printf("instantdex_updatesources update dir.%d numquotes.%d\n",dir,numquotes);
for (i=0; i<numquotes; i++)
{
quote = &quotes[i << 1];
//printf("n.%d ind.%d i.%d dir.%d price %.8f vol %.8f\n",n,ind,i,dir,quote->price,quote->volume);
if ( quote->price > SMALLVAL )
{
sortbuf[n] = *quote;
sortbuf[n].val = ind;
sortbuf[n].exchangebits = exchange->exchangebits;
//printf("sortbuf[%d] <-\n",n*2);
if ( ++n >= max )
break;
}
}
return(n);
}
double instantdex_aveprice(struct supernet_info *myinfo,struct exchange_quote *sortbuf,int32_t max,double *totalvolp,char *base,char *rel,double basevolume,cJSON *argjson)
{
char *str; double totalvol,pricesum; uint32_t timestamp;
struct exchange_quote quote; int32_t i,n,dir,num,depth = 100;
struct exchange_info *exchange; struct exchange_request *req,*active[64];
timestamp = (uint32_t)time(NULL);
if ( basevolume < 0. )
basevolume = -basevolume, dir = -1;
else dir = 1;
memset(sortbuf,0,sizeof(*sortbuf) * max);
if ( base != 0 && rel != 0 && basevolume > SMALLVAL )
{
for (i=num=0; i<myinfo->numexchanges && num < sizeof(active)/sizeof(*active); i++)
{
if ( (exchange= myinfo->tradingexchanges[i]) != 0 )
{
if ( (req= exchanges777_baserelfind(exchange,base,rel,'M')) == 0 )
{
if ( (str= exchanges777_Qprices(exchange,base,rel,30,1,depth,argjson,1,exchange->commission)) != 0 )
free(str);
req = exchanges777_baserelfind(exchange,base,rel,'M');
}
if ( req == 0 )
{
if ( (*exchange->issue.supports)(exchange,base,rel,argjson) != 0 )
printf("unexpected null req.(%s %s) %s\n",base,rel,exchange->name);
}
else
{
//printf("active.%s\n",exchange->name);
active[num++] = req;
}
}
}
for (i=n=0; i<num; i++)
{
if ( dir < 0 && active[i]->numbids > 0 )
n = instantdex_updatesources(active[i]->exchange,sortbuf,n,max,i,1,active[i]->bidasks,active[i]->numbids);
else if ( dir > 0 && active[i]->numasks > 0 )
n = instantdex_updatesources(active[i]->exchange,sortbuf,n,max,i,-1,&active[i]->bidasks[1],active[i]->numasks);
}
//printf("dir.%d %s/%s numX.%d n.%d\n",dir,base,rel,num,n);
if ( dir < 0 )
revsort64s(&sortbuf[0].satoshis,n,sizeof(*sortbuf));
else sort64s(&sortbuf[0].satoshis,n,sizeof(*sortbuf));
for (totalvol=pricesum=i=0; i<n && totalvol < basevolume; i++)
{
quote = sortbuf[i];
//printf("n.%d i.%d price %.8f %.8f %.8f\n",n,i,dstr(sortbuf[i].satoshis),sortbuf[i].price,quote.volume);
if ( quote.satoshis != 0 )
{
pricesum += (quote.price * quote.volume);
totalvol += quote.volume;
printf("i.%d of %d %12.8f vol %.8f %s | aveprice %.8f total vol %.8f\n",i,n,sortbuf[i].price,quote.volume,active[quote.val]->exchange->name,pricesum/totalvol,totalvol);
}
}
if ( totalvol > 0. )
{
*totalvolp = totalvol;
return(pricesum / totalvol);
}
}
*totalvolp = 0;
return(0);
}
double instantdex_avehbla(struct supernet_info *myinfo,double retvals[4],char *base,char *rel,double basevolume)
{
double avebid,aveask,bidvol,askvol; struct exchange_quote sortbuf[256]; cJSON *argjson;
argjson = cJSON_CreateObject();
aveask = instantdex_aveprice(myinfo,sortbuf,sizeof(sortbuf)/sizeof(*sortbuf),&askvol,base,rel,basevolume,argjson);
avebid = instantdex_aveprice(myinfo,sortbuf,sizeof(sortbuf)/sizeof(*sortbuf),&bidvol,base,rel,-basevolume,argjson);
free_json(argjson);
retvals[0] = avebid, retvals[1] = bidvol, retvals[2] = aveask, retvals[3] = askvol;
if ( avebid > SMALLVAL && aveask > SMALLVAL )
return((avebid + aveask) * .5);
else return(0);
}
int32_t instantdex_bidaskdir(struct instantdex_offer *offer)
{
if ( offer->myside == 0 && offer->acceptdir > 0 ) // base
return(-1);
else if ( offer->myside == 1 && offer->acceptdir < 0 ) // rel
return(1);
else return(0);
}
cJSON *instantdex_offerjson(struct instantdex_offer *offer,uint64_t orderid)
{
int32_t dir; cJSON *item = cJSON_CreateObject();
jadd64bits(item,"orderid",orderid);
jadd64bits(item,"account",offer->account);
if ( (dir= instantdex_bidaskdir(offer)) > 0 )
jaddstr(item,"type","bid");
else if ( dir < 0 )
jaddstr(item,"type","ask");
else
{
jaddstr(item,"type","strange");
jaddnum(item,"acceptdir",offer->acceptdir);
jaddnum(item,"myside",offer->myside);
}
jaddstr(item,"base",offer->base);
jaddstr(item,"rel",offer->rel);
jaddnum(item,"timestamp",offer->expiration);
jaddnum(item,"price",dstr(offer->price64));
jaddnum(item,"volume",dstr(offer->basevolume64));
jaddnum(item,"minperc",offer->minperc);
jaddnum(item,"nonce",offer->nonce);
jaddnum(item,"expiresin",offer->expiration - time(NULL));
return(item);
}
cJSON *instantdex_acceptjson(struct instantdex_accept *ap)
{
cJSON *item = cJSON_CreateObject();
jadd64bits(item,"orderid",ap->orderid);
jaddnum(item,"pendingvolume",dstr(ap->pendingvolume64));
if ( ap->dead != 0 )
jadd64bits(item,"dead",ap->dead);
jadd(item,"offer",instantdex_offerjson(&ap->offer,ap->orderid));
return(item);
}
void instantdex_statetxjson(struct iguana_info *coin,cJSON *array,char *name,struct bitcoin_statetx *tx)
{
cJSON *item;
if ( tx != 0 )
{
item = cJSON_CreateObject();
jaddbits256(item,"txid",tx->txid);
jaddnum(item,"inputsum",dstr(tx->inputsum));
jaddnum(item,"amount",dstr(tx->amount));
jaddnum(item,"change",dstr(tx->change));
jaddnum(item,"txfee",dstr(tx->inputsum) - dstr(tx->amount) - dstr(tx->change));
jaddnum(item,"confirms",iguana_txidstatus(coin,tx->txid));
jaddstr(item,"destaddr",tx->destaddr);
jaddstr(item,"txbytes",tx->txbytes);
jadd(array,name,item);
}
}
cJSON *instantdex_statemachinejson(struct bitcoin_swapinfo *swap)
{
cJSON *retjson,*txs; int32_t isbob,mydir,otherdir;
retjson = cJSON_CreateObject();
if ( swap != 0 )
{
mydir = instantdex_bidaskdir(&swap->mine.offer);
otherdir = instantdex_bidaskdir(&swap->other.offer);
isbob = instantdex_isbob(swap);
jaddnum(retjson,"isbob",isbob);
jaddnum(retjson,"mydir",mydir);
jaddnum(retjson,"otherdir",otherdir);
jaddnum(retjson,"expiration",swap->expiration);
jaddnum(retjson,"insurance",dstr(swap->insurance));
jaddnum(retjson,"baseamount",dstr(swap->altsatoshis));
jaddnum(retjson,"BTCamount",dstr(swap->BTCsatoshis));
jaddnum(retjson,"expiration",swap->expiration);
if ( swap->dead != 0 )
jadd64bits(retjson,"dead",swap->dead);
jaddbits256(retjson,"privAm",swap->privAm);
jaddbits256(retjson,"pubAm",swap->pubAm);
jaddbits256(retjson,"privBn",swap->privBn);
jaddbits256(retjson,"pubBn",swap->pubBn);
jaddbits256(retjson,"myorderhash",swap->myorderhash);
jaddnum(retjson,"choosei",swap->choosei);
jaddnum(retjson,"cutverified",swap->cutverified);
jaddbits256(retjson,"othertrader",swap->othertrader);
jaddbits256(retjson,"otherorderhash",swap->otherorderhash);
jaddnum(retjson,"otherchoosei",swap->otherchoosei);
jaddnum(retjson,"otherverifiedcut",swap->otherverifiedcut);
if ( isbob == 0 )
{
jaddbits256(retjson,"pubA0",swap->mypubs[0]);
jaddbits256(retjson,"pubA1",swap->mypubs[1]);
jaddbits256(retjson,"pubB0",swap->otherpubs[0]);
jaddbits256(retjson,"pubB1",swap->otherpubs[1]);
}
else
{
jaddbits256(retjson,"pubB0",swap->mypubs[0]);
jaddbits256(retjson,"pubB1",swap->mypubs[1]);
jaddbits256(retjson,"pubA0",swap->otherpubs[0]);
jaddbits256(retjson,"pubA1",swap->otherpubs[1]);
}
if ( mydir > 0 && otherdir < 0 )
{
jadd64bits(retjson,"bidid",swap->mine.orderid);
jadd64bits(retjson,"askid",swap->other.orderid);
}
else if ( mydir < 0 && otherdir > 0 )
{
jadd64bits(retjson,"askid",swap->mine.orderid);
jadd64bits(retjson,"bidid",swap->other.orderid);
}
jadd(retjson,"other",instantdex_acceptjson(&swap->other));
jadd(retjson,"mine",instantdex_acceptjson(&swap->mine));
if ( swap->state != 0 )
jaddstr(retjson,"state",swap->state->name);
txs = cJSON_CreateObject();
instantdex_statetxjson(swap->coinbtc,txs,"deposit",swap->deposit);
instantdex_statetxjson(swap->coinbtc,txs,"payment",swap->payment);
instantdex_statetxjson(swap->altcoin,txs,"altpayment",swap->altpayment);
instantdex_statetxjson(swap->coinbtc,txs,"myfee",swap->myfee);
instantdex_statetxjson(swap->coinbtc,txs,"otherfee",swap->otherfee);
jadd(retjson,"txs",txs);
jaddstr(retjson,"status",swap->status);
}
return(retjson);
}
cJSON *instantdex_historyjson(struct bitcoin_swapinfo *swap)
{
// need to make sure accepts are put onto history queue when they are completed or deaded
// also to make permanent copy (somewhere)
return(instantdex_statemachinejson(swap));
}
struct bitcoin_swapinfo *instantdex_historyfind(struct supernet_info *myinfo,struct exchange_info *exchange,uint64_t orderid)
{
struct bitcoin_swapinfo *swap,*tmp,*retswap = 0;
portable_mutex_lock(&exchange->mutexH);
DL_FOREACH_SAFE(exchange->history,swap,tmp)
{
if ( instantdex_orderidcmp(swap->mine.orderid,orderid,0) == 0 )
{
retswap = swap;
break;
}
}
portable_mutex_unlock(&exchange->mutexH);
return(retswap);
}
void instantdex_historyadd(struct exchange_info *exchange,struct bitcoin_swapinfo *swap)
{
portable_mutex_lock(&exchange->mutexH);
DL_APPEND(exchange->history,swap);
portable_mutex_unlock(&exchange->mutexH);
}
struct bitcoin_swapinfo *instantdex_statemachinefind(struct supernet_info *myinfo,struct exchange_info *exchange,uint64_t orderid)
{
struct bitcoin_swapinfo *tmp,*swap,*retswap = 0; uint32_t now;
now = (uint32_t)time(NULL);
portable_mutex_lock(&exchange->mutexS);
DL_FOREACH_SAFE(exchange->statemachines,swap,tmp)
{
//printf("%p search for orderid.%llx in (%llx/%llx) %u %u\n",exchange->statemachines,(long long)orderid,(long long)swap->mine.orderid,(long long)swap->other.orderid,swap->mine.dead,swap->other.dead);
if ( now < swap->expiration && swap->mine.dead == 0 && swap->other.dead == 0 )
{
if ( instantdex_orderidcmp(swap->mine.orderid,orderid,0) == 0 || instantdex_orderidcmp(swap->other.orderid,orderid,0) == 0 )
{
retswap = swap;
break;
}
}
else
{
strcpy(swap->status,"expired");
printf("expired pending, need to take action, send timeout event\n");
DL_DELETE(exchange->statemachines,swap);
instantdex_historyadd(exchange,swap);
}
}
//printf("found statemachine.%p\n",retswap);
portable_mutex_unlock(&exchange->mutexS);
return(retswap);
}
struct instantdex_accept *instantdex_offerfind(struct supernet_info *ignore,struct exchange_info *exchange,cJSON *bids,cJSON *asks,uint64_t orderid,char *base,char *rel,int32_t report)
{
struct instantdex_accept *tmp,*ap,*retap = 0; uint32_t now; cJSON *item,*offerobj; char *type;
if ( exchange == 0 )
return(0);
now = (uint32_t)time(NULL);
portable_mutex_lock(&exchange->mutex);
DL_FOREACH_SAFE(exchange->offers,ap,tmp)
{
if ( now < ap->offer.expiration && ap->dead == 0 )
{
//printf("%d %d find cmps %d %d %d %d %d %d me.%llu vs %llu o.%llx | vs %llu\n",instantdex_bidaskdir(&ap->offer),ap->offer.expiration-now,strcmp(base,"*") == 0,strcmp(base,ap->offer.base) == 0,strcmp(rel,"*") == 0,strcmp(rel,ap->offer.rel) == 0,orderid == 0,orderid == ap->orderid,(long long)myinfo->myaddr.nxt64bits,(long long)ap->offer.account,(long long)ap->orderid,(long long)orderid);
if ( (report == 0 || ap->reported == 0) && (strcmp(base,"*") == 0 || strcmp(base,ap->offer.base) == 0) && (strcmp(rel,"*") == 0 || strcmp(rel,ap->offer.rel) == 0) && (orderid == 0 || instantdex_orderidcmp(ap->orderid,orderid,0) == 0) )
{
if ( report != 0 && ap->reported == 0 )
{
ap->reported = 1;
printf("MARK as reported %llx\n",(long long)ap->orderid);
}
retap = ap;
if ( (bids != 0 || asks != 0) && (item= instantdex_acceptjson(ap)) != 0 )
{
//printf("item.(%s)\n",jprint(item,0));
if ( (offerobj= jobj(item,"offer")) != 0 && (type= jstr(offerobj,"type")) != 0 )
{
if ( bids != 0 && strcmp(type,"bid") == 0 )
jaddi(bids,jduplicate(offerobj));
else if ( asks != 0 && strcmp(type,"ask") == 0 )
jaddi(asks,jduplicate(offerobj));
}
free_json(item);
}
}
}
else
{
DL_DELETE(exchange->offers,ap);
free(ap);
}
}
portable_mutex_unlock(&exchange->mutex);
//printf("offerfind -> retap.%p Qsize.%d\n",retap,queue_size(&exchange->acceptableQ));
return(retap);
}
void instantdex_statemachineadd(struct exchange_info *exchange,struct bitcoin_swapinfo *swap)
{
portable_mutex_lock(&exchange->mutexS);
DL_APPEND(exchange->statemachines,swap);
portable_mutex_unlock(&exchange->mutexS);
}
void instantdex_offeradd(struct exchange_info *exchange,struct instantdex_accept *ap)
{
portable_mutex_lock(&exchange->mutex);
DL_APPEND(exchange->offers,ap);
portable_mutex_unlock(&exchange->mutex);
}
int32_t instantdex_peerhas_clear(struct iguana_info *coin,struct iguana_peer *addr)
{
struct instantdex_accept *tmp,*ap; struct exchange_info *exchange; int32_t ind,num = 0;
if ( addr != 0 && (exchange= exchanges777_find("bitcoin")) != 0 )
{
//printf("clear all bits for addrind.%d\n",addr->addrind);
ind = addr->addrind;
portable_mutex_lock(&exchange->mutex);
DL_FOREACH_SAFE(exchange->offers,ap,tmp)
{
CLEARBIT(ap->peerhas,ind);
}
portable_mutex_unlock(&exchange->mutex);
}
return(num);
}
struct instantdex_accept *instantdex_acceptable(struct supernet_info *myinfo,struct exchange_info *exchange,struct instantdex_accept *A,double minperc)
{
struct instantdex_accept *tmp,*ap,*retap = 0; double aveprice; uint64_t minvol,bestprice64 = 0; uint32_t now; int32_t offerdir;
if ( exchange == 0 )
{
printf("instantdex_acceptable null exchange\n");
return(0);
}
aveprice = 0;//instantdex_avehbla(myinfo,retvals,A->offer.base,A->offer.rel,dstr(A->offer.basevolume64));
now = (uint32_t)time(NULL);
offerdir = instantdex_bidaskdir(&A->offer);
minvol = ((A->offer.basevolume64 * minperc) / 100);
//printf("instantdex_acceptable offerdir.%d (%s/%s) minperc %.3f minvol %.8f vs %.8f\n",offerdir,A->offer.base,A->offer.rel,minperc,dstr(minvol),dstr(A->offer.basevolume64));
portable_mutex_lock(&exchange->mutex);
DL_FOREACH_SAFE(exchange->offers,ap,tmp)
{
//printf("ap.%p account.%llu dir.%d\n",ap,(long long)ap->offer.account,offerdir);
if ( now > ap->offer.expiration || ap->dead != 0 || A->offer.account == ap->offer.account )
{
printf("now.%u skip expired %u/dead.%u or my order orderid.%llx from %llu\n",now,ap->offer.expiration,ap->dead,(long long)ap->orderid,(long long)ap->offer.account);
}
else if ( A->offer.account != myinfo->myaddr.nxt64bits && ap->offer.account != myinfo->myaddr.nxt64bits )
{
printf("skip offer as neither side matches account\n");
}
else if ( strcmp(ap->offer.base,A->offer.base) != 0 || strcmp(ap->offer.rel,A->offer.rel) != 0 )
{
printf("skip mismatched.(%s/%s) orderid.%llx from %llu\n",ap->offer.base,ap->offer.rel,(long long)ap->orderid,(long long)ap->offer.account);
}
else if ( offerdir*instantdex_bidaskdir(&ap->offer) > 0 )
{
printf("skip same direction %d orderid.%llx from %llu\n",instantdex_bidaskdir(&ap->offer),(long long)ap->orderid,(long long)ap->offer.account);
}
else if ( minvol > ap->offer.basevolume64 - ap->pendingvolume64 )
{
printf("skip too small order %.8f vs %.8f orderid.%llx from %llu\n",dstr(minvol),dstr(ap->offer.basevolume64)-dstr(ap->pendingvolume64),(long long)ap->orderid,(long long)ap->offer.account);
}
else if ( (offerdir > 0 && ap->offer.price64 > A->offer.price64) || (offerdir < 0 && ap->offer.price64 < A->offer.price64) )
{
printf("skip out of band dir.%d offer %.8f vs %.8f orderid.%llx from %llu\n",offerdir,dstr(ap->offer.price64),dstr(A->offer.price64),(long long)ap->orderid,(long long)ap->offer.account);
}
else
{
if ( bestprice64 == 0 || (offerdir > 0 && ap->offer.price64 < bestprice64) || (offerdir < 0 && ap->offer.price64 > bestprice64) )
{
printf(">>>> %llx MATCHED better price dir.%d offer %.8f vs %.8f orderid.%llx from %llu\n",(long long)A->orderid,offerdir,dstr(ap->offer.price64),dstr(A->offer.price64),(long long)ap->orderid,(long long)ap->offer.account);
bestprice64 = ap->offer.price64;
retap = ap;
}
}
}
portable_mutex_unlock(&exchange->mutex);
//printf("after acceptable Qsize.%d retap.%p\n",queue_size(&exchange->acceptableQ),retap);
return(retap);
}
int32_t instantdex_inv2data(struct supernet_info *myinfo,struct iguana_info *coin,struct iguana_peer *addr,struct exchange_info *exchange)
{
struct instantdex_accept *tmp,*ap; uint32_t now,n=0,len; bits256 encodedhash,hashes[100]; uint8_t serialized[100*36 + 1024];
//printf("instantdex_inv2data exchange.%p (%s)\n",exchange,addr->ipaddr);
if ( exchange == 0 )
return(0);
now = (uint32_t)time(NULL);
portable_mutex_lock(&exchange->mutex);
DL_FOREACH_SAFE(exchange->offers,ap,tmp)
{
if ( now < ap->offer.expiration && ap->dead == 0 )
{
if ( instantdex_statemachinefind(0,exchange,ap->orderid) == 0 && instantdex_historyfind(0,exchange,ap->orderid) == 0 )
{
encodedhash = instantdex_encodehash(ap->offer.base,ap->offer.rel,ap->offer.price64*instantdex_bidaskdir(&ap->offer),(ap->orderid&INSTANTDEX_ORDERSTATE_ORDERIDMASK) | ap->state,ap->offer.account);
if ( n < sizeof(hashes)/sizeof(*hashes) && GETBIT(ap->peerhas,addr->addrind) == 0 )
{
hashes[n++] = encodedhash;
printf("(%d %llx) ",n,(long long)(ap->orderid&INSTANTDEX_ORDERSTATE_ORDERIDMASK) | ap->state);
}
}
}
else
{
DL_DELETE(exchange->offers,ap);
free(ap);
}
}
portable_mutex_unlock(&exchange->mutex);
if ( n > 0 )
{
printf(" nhashes for (%s)\n",addr->ipaddr);
len = iguana_inv2packet(serialized,sizeof(serialized),MSG_QUOTE,hashes,n);
//printf("Send inv2[%d] -> (%s)\n",n,addr->ipaddr);
return(iguana_queue_send(addr,0,serialized,"inv2",len,0,0));
}
return(-1);
}
struct instantdex_accept *instantdex_quotefind(struct supernet_info *myinfo,struct iguana_info *coin,struct iguana_peer *addr,bits256 encodedhash)
{
char base[9],rel[9]; int64_t pricetoshis; uint64_t orderid,account;
orderid = instantdex_decodehash(base,rel,&pricetoshis,&account,encodedhash);
//printf("search for orderid.%llx (%s/%s) %.8f from %llu\n",(long long)orderid,base,rel,dstr(pricetoshis),(long long)account);
return(instantdex_offerfind(myinfo,exchanges777_find("bitcoin"),0,0,orderid,base,rel,0));
}
struct iguana_bundlereq *instantdex_recvquotes(struct iguana_info *coin,struct iguana_bundlereq *req,bits256 *quotes,int32_t n)
{
int32_t i,len,state,m = 0; uint8_t serialized[10000]; struct instantdex_accept *ap; struct exchange_info *exchange;
exchange = exchanges777_find("bitcoin");
if ( req->addr == 0 )
return(0);
//printf("received quotehashes.%d from (%s)\n",n,req->addr->ipaddr);
for (i=1; i<n; i++)
{
if ( (ap= instantdex_quotefind(0,coin,req->addr,quotes[i])) != 0 )
{
SETBIT(ap->peerhas,req->addr->addrind);
state = (quotes[i].txid & (~INSTANTDEX_ORDERSTATE_ORDERIDMASK));
if ( state > ap->state )
ap->state = state;
if ( ap->state == 0 )
continue;
}
if ( instantdex_statemachinefind(0,exchange,quotes[i].ulongs[0]) != 0 || instantdex_historyfind(0,exchange,quotes[i].ulongs[0]) != 0 )
continue;
quotes[m++] = quotes[i];
}
if ( m > 0 )
{
len = iguana_getdata(coin,serialized,MSG_QUOTE,quotes,m);
printf("send getdata for %d of %d quotes to %s\n",m,n,req->addr->ipaddr);
iguana_send(coin,req->addr,serialized,len);
}
return(req);
}
int32_t instantdex_quoterequest(struct supernet_info *myinfo,struct iguana_info *coin,uint8_t *serialized,int32_t maxlen,struct iguana_peer *addr,bits256 encodedhash)
{
struct instantdex_accept *ap; int32_t olen,checklen; struct instantdex_offer checkoffer; bits256 orderhash,checkhash;
if ( (ap= instantdex_quotefind(myinfo,coin,addr,encodedhash)) != 0 )
{
orderhash = instantdex_rwoffer(1,&olen,serialized,&ap->offer);
if ( instantdex_orderidcmp(orderhash.ulongs[0],ap->orderid,0) == 0 )
{
checkhash = instantdex_rwoffer(0,&checklen,serialized,&checkoffer);
if ( bits256_cmp(checkhash,orderhash) != 0 )
printf("%llx vs %llx, %d vs %d\n",(long long)checkhash.txid,(long long)orderhash.txid,checklen,olen);
return(olen);
}
else return(-1);
}
return(0);
}
int32_t instantdex_quotep2p(struct supernet_info *myinfo,struct iguana_info *coin,struct iguana_peer *addr,uint8_t *serialized,int32_t recvlen)
{
bits256 orderhash,encodedhash; int32_t state=0,added,checklen; struct instantdex_accept A,*ap; struct exchange_info *exchange; char *retstr; cJSON *argjson; uint64_t txid;
exchange = exchanges777_find("bitcoin");
memset(&A,0,sizeof(A));
orderhash = instantdex_rwoffer(0,&checklen,serialized,&A.offer);
A.orderid = orderhash.txid & INSTANTDEX_ORDERSTATE_ORDERIDMASK;
if ( checklen == recvlen )
{
encodedhash = instantdex_encodehash(A.offer.base,A.offer.rel,A.offer.price64 * instantdex_bidaskdir(&A.offer),A.orderid,A.offer.account);
//printf("before quotefind.%d\n",queue_size(&exchange->acceptableQ));
if ( (ap= instantdex_quotefind(myinfo,coin,addr,encodedhash)) == 0 )
{
//printf("add quote here! Qsize.%d\n",queue_size(&exchange->acceptableQ));
if ( exchange != 0 )
{
if ( instantdex_statemachinefind(myinfo,exchange,A.orderid) == 0 && instantdex_historyfind(myinfo,exchange,A.orderid) == 0 )
{
ap = calloc(1,sizeof(*ap));
*ap = A;
SETBIT(ap->peerhas,addr->addrind);
argjson = cJSON_Parse("{}");
//printf("before checkoffer Qsize.%d\n",queue_size(&exchange->acceptableQ));
if ( (retstr= instantdex_checkoffer(myinfo,&added,&txid,exchange,ap,argjson)) != 0 )
free(retstr);
if ( added == 0 )
free(ap);
free_json(argjson);
}
}
}
else
{
printf("instantdex_quote: got %llx which was already there (%p %p) state(%d vs %d)\n",(long long)encodedhash.txid,ap,addr,ap->state,state);
if ( state > ap->state )
ap->state = state;
SETBIT(ap->peerhas,addr->addrind);
}
} else printf("instantdex_quote: checklen.%d != recvlen.%d\n",checklen,recvlen);
return(checklen);
}
void instantdex_propagate(struct supernet_info *myinfo,struct exchange_info *exchange,struct instantdex_accept *ap)
{
bits256 orderhash; uint8_t serialized[8192]; int32_t i,len; struct iguana_peer *addr; struct iguana_info *coin;
orderhash = instantdex_rwoffer(1,&len,&serialized[sizeof(struct iguana_msghdr)],&ap->offer);
if ( (coin= iguana_coinfind("BTCD")) != 0 && coin->peers.numranked > 0 )
{
for (i=0; i<coin->peers.numranked; i++)
if ( (addr= coin->peers.ranked[i]) != 0 && addr->supernet != 0 && addr->usock >= 0 && GETBIT(ap->peerhas,addr->addrind) == 0 && strcmp("0.0.0.0",addr->ipaddr) != 0 && strcmp("127.0.0.1",addr->ipaddr) != 0 )
{
char str[65]; printf("send quote.(%s) <- [%d] %s %llx\n",addr->ipaddr,len,bits256_str(str,orderhash),(long long)orderhash.txid);
iguana_queue_send(addr,0,serialized,"quote",len,0,0);
}
}
}
// NXTrequest:
// sends NXT assetid, volume and desired
// request:
// other node sends (othercoin, othercoinaddr, otherNXT and reftx that expires well before phasedtx)
// proposal:
// NXT node submits phasedtx that refers to it, but it wont confirm
// approve:
// other node verifies unconfirmed has phasedtx and broadcasts cltv, also to NXT node, releases trigger
// confirm:
// NXT node verifies bitcoin txbytes has proper payment and cashes in with onetimepubkey
// BTC* node approves phased tx with onetimepubkey
bits256 instantdex_acceptset(struct instantdex_accept *ap,char *base,char *rel,int32_t duration,int32_t myside,int32_t acceptdir,double price,double volume,uint64_t account,uint32_t nonce,uint8_t minperc)
{
bits256 hash;
memset(ap,0,sizeof(*ap));
safecopy(ap->offer.base,base,sizeof(ap->offer.base));
safecopy(ap->offer.rel,rel,sizeof(ap->offer.rel));
if ( nonce == 0 )
OS_randombytes((uint8_t *)&ap->offer.nonce,sizeof(ap->offer.nonce));
else ap->offer.nonce = nonce;
if ( duration < 1000000000 )
ap->offer.expiration = (uint32_t)time(NULL) + duration;
else ap->offer.expiration = duration;
ap->offer.account = account;
ap->offer.myside = myside;
ap->offer.acceptdir = acceptdir;
ap->offer.minperc = minperc;
ap->offer.price64 = price * SATOSHIDEN;
ap->offer.basevolume64 = volume * SATOSHIDEN;
vcalc_sha256(0,hash.bytes,(void *)&ap->offer,sizeof(ap->offer));
ap->orderid = hash.txid;
//int32_t i;
//for (i=0; i<sizeof(ap->offer); i++)
// printf("%02x ",((uint8_t *)&ap->offer)[i]);
//printf("\n(%s/%s) %.8f %.8f acceptdir.%d myside.%d\n",base,rel,price,volume,acceptdir,myside);
return(hash);
}
int32_t instantdex_acceptextract(struct instantdex_accept *ap,cJSON *argjson)
{
char *base,*rel; bits256 hash,traderpub; double price,volume; int32_t baserel,acceptdir,minperc;
memset(ap,0,sizeof(*ap));
if ( (base= jstr(argjson,"base")) != 0 )
{
volume = jdouble(argjson,"volume");
if ( (minperc= juint(argjson,"minperc")) < INSTANTDEX_MINPERC )
minperc = INSTANTDEX_MINPERC;
else if ( minperc > 100 )
minperc = 100;
if ( (rel= jstr(argjson,"rel")) != 0 )
safecopy(ap->offer.rel,rel,sizeof(ap->offer.rel));
if ( (price= jdouble(argjson,"maxprice")) > SMALLVAL )
{
baserel = 1;
acceptdir = -1;
}
else if ( (price= jdouble(argjson,"minprice")) > SMALLVAL )
{
baserel = 0;
acceptdir = 1;
} else return(-1);
//printf("price %f vol %f baserel.%d acceptdir.%d\n",price,volume,baserel,acceptdir);
traderpub = jbits256(argjson,"traderpub");
hash = instantdex_acceptset(ap,base,rel,INSTANTDEX_LOCKTIME*2,baserel,acceptdir,price,volume,traderpub.txid,0,minperc);
}
else
{
if ( (base= jstr(argjson,"b")) != 0 )
safecopy(ap->offer.base,base,sizeof(ap->offer.base));
if ( (rel= jstr(argjson,"r")) != 0 )
safecopy(ap->offer.rel,rel,sizeof(ap->offer.rel));
ap->offer.nonce = juint(argjson,"n");
ap->offer.expiration = juint(argjson,"e");
ap->offer.myside = juint(argjson,"s");
ap->offer.acceptdir = jint(argjson,"d");
ap->offer.account = j64bits(argjson,"o");
ap->offer.price64 = j64bits(argjson,"p");
ap->offer.basevolume64 = j64bits(argjson,"v");
if ( (ap->offer.minperc= juint(argjson,"m")) < INSTANTDEX_MINPERC )
ap->offer.minperc = INSTANTDEX_MINPERC;
vcalc_sha256(0,hash.bytes,(void *)&ap->offer,sizeof(ap->offer));
ap->orderid = j64bits(argjson,"id");
}
if ( instantdex_orderidcmp(hash.txid,ap->orderid,0) != 0 )
{
int32_t i;
for (i=0; i<sizeof(*ap); i++)
printf("%02x ",((uint8_t *)ap)[i]);
printf("instantdex_acceptextract warning %llx != %llx\n",(long long)hash.txid,(long long)ap->orderid);
return(-1);
}
return(0);
}
#include "swaps/iguana_BTCswap.c"
#include "swaps/iguana_ALTswap.c"
#include "swaps/iguana_NXTswap.c"
#include "swaps/iguana_PAXswap.c"
struct bitcoin_swapinfo *bitcoin_swapinit(struct supernet_info *myinfo,struct exchange_info *exchange,struct instantdex_accept *myap,struct instantdex_accept *otherap,int32_t aminitiator,cJSON *argjson,char *statename)
{
struct bitcoin_swapinfo *swap = 0; int32_t i,deckflag = 1;
swap = calloc(1,sizeof(struct bitcoin_swapinfo));
swap->coinbtc = iguana_coinfind("BTC");
swap->altcoin = iguana_coinfind(myap->offer.base);
if ( swap->coinbtc == 0 || swap->altcoin == 0 )
{
printf("missing BTC.%p or missing altcoin.%p\n",swap->coinbtc,swap->altcoin);
free(swap);
return(0);
}
portable_mutex_init(&swap->mutex);
swap->state = instantdex_statefind(BTC_states,BTC_numstates,statename);
swap->mine = *myap, swap->other = *otherap;
swap->expiration = (otherap->offer.expiration < myap->offer.expiration) ? otherap->offer.expiration : myap->offer.expiration;
swap->locktime = swap->expiration + INSTANTDEX_LOCKTIME;
swap->choosei = swap->otherchoosei = -1;
strcpy(swap->status,"pending");
vcalc_sha256(0,swap->myorderhash.bytes,(void *)&swap->mine.offer,sizeof(swap->mine.offer));
vcalc_sha256(0,swap->otherorderhash.bytes,(void *)&swap->other.offer,sizeof(swap->other.offer));
for (i=0; i<4; i++)
swap->bothorderhash.ulongs[i] = (swap->myorderhash.ulongs[i] ^ swap->otherorderhash.ulongs[i]);
swap->mypubkey = myinfo->myaddr.persistent;
swap->othertrader = jbits256(argjson,"traderpub");
swap->altsatoshis = myap->offer.basevolume64;
swap->BTCsatoshis = instantdex_BTCsatoshis(myap->offer.price64,myap->offer.basevolume64);
swap->btcconfirms = 0 * (1 + sqrt(dstr(swap->BTCsatoshis) * .1));
swap->altconfirms = swap->btcconfirms * 3;
swap->insurance = (swap->BTCsatoshis / INSTANTDEX_INSURANCEDIV);
swap->altinsurance = (swap->altsatoshis / INSTANTDEX_INSURANCEDIV);
if ( myap->offer.myside != instantdex_isbob(swap) || otherap->offer.myside == instantdex_isbob(swap) )
{
printf("isbob error.(%d %d) %d\n",myap->offer.myside,otherap->offer.myside,instantdex_isbob(swap));
return(0);
}
if ( instantdex_pubkeyargs(myinfo,swap,2 + deckflag*INSTANTDEX_DECKSIZE,myinfo->persistent_priv,swap->myorderhash,0x02+instantdex_isbob(swap)) != 2 + deckflag*INSTANTDEX_DECKSIZE )
printf("couldnt generate privkeys\n");
instantdex_statemachineadd(exchange,swap);
return(swap);
}
char *instantdex_checkoffer(struct supernet_info *myinfo,int32_t *addedp,uint64_t *txidp,struct exchange_info *exchange,struct instantdex_accept *ap,cJSON *argjson)
{
struct instantdex_accept *otherap,*tmp; struct bitcoin_swapinfo *swap; cJSON *newjson; int32_t isbob = 0; char *retstr = 0;
*addedp = 0;
if ( exchange == 0 )
{
printf("instantdex_checkoffer null exchange\n");
return(0);
}
if ( instantdex_statemachinefind(myinfo,exchange,ap->orderid) != 0 || instantdex_historyfind(myinfo,exchange,ap->orderid) != 0 )
{
printf("instantdex_checkoffer already have statemachine or history\n");
return(0);
}
*txidp = ap->orderid;
if ( (otherap= instantdex_acceptable(myinfo,exchange,ap,ap->offer.minperc)) == 0 )
{
if ( instantdex_offerfind(myinfo,exchange,0,0,ap->orderid,ap->offer.base,ap->offer.rel,0) == 0 )
{
printf("instantdex_checkoffer add.%llx from.%llx to acceptableQ\n",(long long)ap->orderid,(long long)ap->offer.account);
instantdex_offeradd(exchange,ap);
*addedp = 1;
if ( instantdex_offerfind(myinfo,exchange,0,0,ap->orderid,ap->offer.base,ap->offer.rel,0) == 0 )
printf("cant find %llu just added to acceptableQ\n",(long long)ap->orderid);
}
return(jprint(instantdex_offerjson(&ap->offer,ap->orderid),1));
}
else
{
if ( instantdex_statemachinefind(myinfo,exchange,otherap->orderid) != 0 || instantdex_historyfind(myinfo,exchange,otherap->orderid) != 0 )
{
printf("instantdex_checkoffer no acceptable, but already have statemachine or history\n");
return(0);
}
if ( otherap->offer.account == myinfo->myaddr.nxt64bits )
{
tmp = otherap;
otherap = ap;
ap = tmp;
//printf("SWAP otherap\n");
}
else if ( ap->offer.account != myinfo->myaddr.nxt64bits )
{
printf("checkoffer unexpected account missing\n");
return(0);
}
isbob = ap->offer.myside;
swap = bitcoin_swapinit(myinfo,exchange,ap,otherap,1,argjson,"BTC_waitdeck");
portable_mutex_lock(&swap->mutex);
//printf("ISBOB.%d vs %d\n",isbob,instantdex_isbob(swap));
if ( swap != 0 )
{
printf("STATEMACHINEQ.(%llx / %llx)\n",(long long)swap->mine.orderid,(long long)swap->other.orderid);
*addedp = 1;
if ( (newjson= instantdex_parseargjson(myinfo,exchange,swap,argjson,1)) == 0 )
return(clonestr("{\"error\":\"instantdex_checkoffer null newjson\"}"));
if ( swap->pollevent != 0 )
instantdex_eventfree(swap->pollevent);
swap->pollevent = instantdex_event("poll",argjson,newjson,(void *)swap->deck,sizeof(swap->deck));
retstr = instantdex_sendcmd(myinfo,&swap->mine.offer,newjson,"BTCoffer",GENESIS_PUBKEY,INSTANTDEX_HOPS,swap->deck,sizeof(swap->deck),0,swap);
free_json(newjson);
} else printf("error creating statemachine\n");
portable_mutex_unlock(&swap->mutex);
}
return(retstr);
}
char *instantdex_gotoffer(struct supernet_info *myinfo,struct exchange_info *exchange,struct instantdex_accept *myap,struct instantdex_accept *otherap,struct instantdex_msghdr *msg,cJSON *argjson,char *remoteaddr,uint64_t signerbits,uint8_t *serdata,int32_t serdatalen) // receiving side
{
struct bitcoin_swapinfo *swap = 0; bits256 traderpub; struct iguana_info *coinbtc,*altcoin; cJSON *newjson=0; char *retstr=0; int32_t isbob;
coinbtc = iguana_coinfind("BTC");
traderpub = jbits256(argjson,"traderpub");
if ( bits256_cmp(traderpub,myinfo->myaddr.persistent) == 0 )
{
printf("got my own gotoffer packet orderid.%llx/%llx\n",(long long)myap->orderid,(long long)otherap->orderid);
return(clonestr("{\"result\":\"got my own packet\"}"));
}
if ( 0 )
{
int32_t i;
for (i=0; i<sizeof(otherap->offer); i++)
printf("%02x ",((uint8_t *)&otherap->offer)[i]);
printf("gotoffer.%llx\n",(long long)otherap->orderid);
}
printf(">>>>>>>>> GOTOFFER T.%d got (%s/%s) %.8f vol %.8f %llx offerside.%d offerdir.%d decksize.%d/datalen.%d\n",bits256_cmp(traderpub,myinfo->myaddr.persistent),myap->offer.base,myap->offer.rel,dstr(myap->offer.price64),dstr(myap->offer.basevolume64),(long long)myap->orderid,myap->offer.myside,myap->offer.acceptdir,(int32_t)sizeof(swap->deck),serdatalen);
if ( exchange == 0 )
return(clonestr("{\"error\":\"instantdex_BTCswap null exchange ptr\"}"));
if ( (altcoin= iguana_coinfind(myap->offer.base)) == 0 || coinbtc == 0 )
return(clonestr("{\"error\":\"instantdex_BTCswap cant find btc or other coin info\"}"));
if ( strcmp(myap->offer.rel,"BTC") != 0 )
return(clonestr("{\"error\":\"instantdex_BTCswap offer non BTC rel\"}"));
if ( 0 ) //myap->offer.expiration < (time(NULL) + INSTANTDEX_DURATION) || otherap->offer.expiration < (time(NULL) + INSTANTDEX_DURATION) )
{
printf("too close to expiration: %u >= %lu\n",otherap->offer.expiration,(time(NULL) + INSTANTDEX_DURATION));
return(clonestr("{\"error\":\"instantdex_BTCswap offer too close to expiration\"}"));
}
isbob = myap->offer.myside;
swap = bitcoin_swapinit(myinfo,exchange,myap,otherap,0,argjson,"BTC_waitdeck");
if ( swap == 0 )
{
return(clonestr("{\"error\":\"couldnt allocate statemachine\"}"));
}
portable_mutex_lock(&swap->mutex);
//printf("ISBOB.%d vs %d\n",isbob,instantdex_isbob(swap));
if ( (newjson= instantdex_parseargjson(myinfo,exchange,swap,argjson,1)) == 0 )
{
printf("error parsing argjson\n");
portable_mutex_unlock(&swap->mutex);
return(clonestr("{\"error\":\"instantdex_BTCswap offer null newjson\"}"));
}
else
{
printf("create statemachine isbob.%d\n",isbob);
if ( (retstr= instantdex_choosei(swap,newjson,argjson,serdata,serdatalen)) != 0 )
{
free_json(newjson);
portable_mutex_unlock(&swap->mutex);
return(retstr);
}
else
{
if ( swap->pollevent != 0 )
instantdex_eventfree(swap->pollevent);
swap->pollevent = instantdex_event("poll",argjson,newjson,(void *)swap->deck,sizeof(swap->deck));
retstr = instantdex_sendcmd(myinfo,&swap->mine.offer,newjson,"BTCoffer",traderpub,INSTANTDEX_HOPS,swap->deck,sizeof(swap->deck),0,swap);
free_json(newjson);
}
}
portable_mutex_unlock(&swap->mutex);
return(retstr);
}
char *instantdex_parse(struct supernet_info *myinfo,struct instantdex_msghdr *msg,cJSON *argjson,char *remoteaddr,uint64_t signerbits,struct instantdex_offer *offer,bits256 orderhash,uint8_t *serdata,int32_t serdatalen)
{
char cmdstr[16],*retstr; struct exchange_info *exchange=0; struct instantdex_accept A,*ap = 0; bits256 traderpub; cJSON *newjson; struct bitcoin_swapinfo *swap; struct bitcoin_eventitem *ptr;
exchange = exchanges777_find("bitcoin");
memset(cmdstr,0,sizeof(cmdstr)), memcpy(cmdstr,msg->cmd,sizeof(msg->cmd));
if ( argjson != 0 )
{
traderpub = jbits256(argjson,"traderpub");
memset(&A,0,sizeof(A));
if ( instantdex_orderidcmp(j64bits(argjson,"id"),orderhash.txid,0) != 0 )
{
printf("orderhash %llx (%s)\n",(long long)orderhash.txid,jprint(argjson,0));
return(clonestr("{\"error\":\"orderhash mismatch\"}"));
}
A.offer = *offer;
A.orderid = orderhash.txid;
if ( strcmp("poll",cmdstr) != 0 )
printf("got.(%s) have.%x for %llx account.%llu serdatalen.%d\n",cmdstr,juint(argjson,"have"),(long long)A.orderid,(long long)A.offer.account,serdatalen);
if ( (A.offer.minperc= jdouble(argjson,"p")) < INSTANTDEX_MINPERC )
A.offer.minperc = INSTANTDEX_MINPERC;
else if ( A.offer.minperc > 100 )
A.offer.minperc = 100;
if ( (swap= instantdex_statemachinefind(myinfo,exchange,A.orderid)) != 0 )
{
if ( signerbits == swap->othertrader.txid )
{
swap->expiration += INSTANTDEX_OFFERDURATION;
printf("OTHER SIDE sent packet\n");
}
instantdex_privkeyextract(myinfo,swap,serdata,serdatalen);
//printf("found existing state machine %llx choosei.%d other.%d\n",(long long)A.orderid,swap->choosei,swap->otherchoosei);
newjson = instantdex_parseargjson(myinfo,exchange,swap,argjson,0);
if ( serdatalen == sizeof(swap->otherdeck) && swap->choosei < 0 && (retstr= instantdex_choosei(swap,newjson,argjson,serdata,serdatalen)) != 0 )
{
printf("error choosei\n");
if ( newjson != 0 )
free_json(newjson);
return(retstr);
}
if ( (ptr= instantdex_event(cmdstr,argjson,newjson,serdata,serdatalen)) != 0 )
queue_enqueue("eventQ",&swap->eventsQ,&ptr->DL,0);
free_json(newjson);
return(clonestr("{\"result\":\"updated statemachine\"}"));
}
else if ( strcmp(cmdstr,"BTCoffer") == 0 ) // incoming
{
//printf("BTCoffer state exchange.%p serdatalen.%d\n",exchange,serdatalen);
if ( (ap= instantdex_acceptable(myinfo,exchange,&A,A.offer.minperc)) != 0 )
{
if ( instantdex_statemachinefind(myinfo,exchange,ap->orderid) == 0 && instantdex_historyfind(myinfo,exchange,ap->orderid) == 0 && instantdex_statemachinefind(myinfo,exchange,A.orderid) == 0 && instantdex_historyfind(myinfo,exchange,A.orderid) == 0 )
{
retstr = instantdex_gotoffer(myinfo,exchange,ap,&A,msg,argjson,remoteaddr,signerbits,serdata,serdatalen);
if ( retstr != 0 ) // adds to statemachine if no error
{
printf("from GOTOFFER.(%s)\n",retstr);
return(retstr);
} else return(clonestr("{\"error\":\"gotoffer error\"}"));
} else return(clonestr("{\"error\":\"reject preexisting orderid\"}"));
}
else
{
printf("no matching trade for %s %llx -> InstantDEX_minaccept isbob.%d\n",cmdstr,(long long)A.orderid,A.offer.myside);
if ( instantdex_offerfind(myinfo,exchange,0,0,A.orderid,"*","*",0) == 0 )
{
ap = calloc(1,sizeof(*ap));
*ap = A;
printf("acceptableQ <- %llx\n",(long long)ap->orderid);
instantdex_offeradd(exchange,ap);
return(clonestr("{\"result\":\"added new order to orderbook\"}"));
} else return(clonestr("{\"result\":\"order was already in orderbook\"}"));
}
}
else
{
//printf("cant find existing order.%llx that matches\n",(long long)A.orderid);
return(clonestr("{\"error\":\"cant find matching order\"}"));
}
}
return(clonestr("{\"error\":\"request needs argjson\"}"));
}
char *InstantDEX_hexmsg(struct supernet_info *myinfo,struct category_info *cat,void *ptr,int32_t len,char *remoteaddr)
{
struct instantdex_msghdr *msg = ptr; int32_t olen,slen,datalen,newlen,flag = 0;
uint8_t *serdata; struct instantdex_offer rawoffer; // struct supernet_info *myinfos[64];
uint64_t signerbits; uint8_t tmp[sizeof(msg->sig)]; char *retstr = 0;
bits256 orderhash,traderpub; cJSON *retjson,*item,*argjson = 0;
datalen = len - (int32_t)sizeof(msg->sig);
serdata = (void *)((long)msg + sizeof(msg->sig));
//printf("a signed datalen.%d allocsize.%d crc.%x\n",datalen,msg->sig.allocsize,calc_crc32(0,serdata,datalen));
acct777_rwsig(0,(void *)&msg->sig,(void *)tmp);
memcpy(&msg->sig,tmp,sizeof(msg->sig));
// printf("b signed datalen.%d allocsize.%d crc.%x\n",datalen,msg->sig.allocsize,calc_crc32(0,serdata,datalen));
if ( (remoteaddr == 0 || remoteaddr[0] == 0 || strcmp("127.0.0.1",remoteaddr) == 0) && ((uint8_t *)msg)[len-1] == 0 && (argjson= cJSON_Parse((char *)msg)) != 0 )
{
printf("string instantdex_hexmsg RESULT.(%s)\n",jprint(argjson,0));
free_json(argjson);
return(clonestr("{\"error\":\"string base packets deprecated\"}"));
}
else if ( (signerbits= acct777_validate(&msg->sig,acct777_msgprivkey(serdata,datalen),msg->sig.pubkey)) != 0 || 1 )
{
flag++;
if ( signerbits == myinfo->myaddr.nxt64bits )
{
printf("filter out self-messages\n");
return(0);
}
//printf("InstantDEX_hexmsg <<<<<<<<<<<<< sigsize.%d VALIDATED [%ld] len.%d t%u allocsize.%d (%s) [%d]\n",(int32_t)sizeof(msg->sig),(long)serdata-(long)msg,datalen,msg->sig.timestamp,msg->sig.allocsize,(char *)msg->serialized,serdata[datalen-1]);
newlen = (int32_t)(msg->sig.allocsize - ((long)msg->serialized - (long)msg));
serdata = msg->serialized;
//printf("newlen.%d diff.%ld alloc.%d datalen.%d\n",newlen,((long)msg->serialized - (long)msg),msg->sig.allocsize,datalen);
if ( (argjson= cJSON_Parse((char *)serdata)) != 0 )
{
slen = (int32_t)strlen((char *)serdata) + 1;
serdata = &serdata[slen];
newlen -= slen;
}
if ( newlen > 0 )
{
orderhash = instantdex_rwoffer(0,&olen,serdata,&rawoffer);
newlen -= olen;
//newlen -= ((long)msg->serialized - (long)msg);
serdata = &serdata[olen];
//printf("received orderhash.%llx olen.%d slen.%d newlen.%d\n",(long long)orderhash.txid,olen,slen,newlen);
} else olen = 0;
if ( newlen <= 0 )
serdata = 0, newlen = 0;
if ( serdata != 0 || argjson != 0 )
{
//printf("CALL instantdex_parse.(%s)\n",argjson!=0?jprint(argjson,0):"");
retjson = cJSON_CreateArray();
/*if ( (num= SuperNET_MYINFOS(myinfos,sizeof(myinfos)/sizeof(*myinfos))) == 0 )
{
myinfos[0] = myinfo;
num = 1;
}
for (i=0; i<num; i++)*/
{
//myinfo = myinfos[i];
//char str[65]; printf("i.%d of %d: %s\n",i,num,bits256_str(str,myinfo->myaddr.persistent));
traderpub = jbits256(argjson,"traderpub");
if ( bits256_cmp(traderpub,myinfo->myaddr.persistent) != 0 )
{
if ( (retstr= instantdex_parse(myinfo,msg,argjson,remoteaddr,signerbits,&rawoffer,orderhash,serdata,newlen)) != 0 )
{
item = cJSON_CreateObject();
jaddstr(item,"result",retstr);
if ( myinfo->handle[0] != 0 )
jaddstr(item,"handle",myinfo->handle);
jaddbits256(item,"traderpub",myinfo->myaddr.persistent);
jaddi(retjson,item);
}
}
}
retstr = jprint(retjson,1);
}
} else printf("sig err datalen.%d\n",datalen);
if ( argjson != 0 )
free_json(argjson);
return(retstr);
}
char *instantdex_createaccept(struct supernet_info *myinfo,struct instantdex_accept **aptrp,struct exchange_info *exchange,char *base,char *rel,double price,double basevolume,int32_t acceptdir,char *mysidestr,int32_t duration,uint64_t account,uint8_t minperc)
{
struct instantdex_accept *ap; int32_t myside; char *retstr;
*aptrp = 0;
if ( exchange != 0 )
{
*aptrp = ap = calloc(1,sizeof(*ap));
if ( strcmp(mysidestr,base) == 0 )
myside = 0;
else if ( strcmp(mysidestr,rel) == 0 )
myside = 1;
else
{
myside = -1;
printf("myside.(%s) != base.%s or rel.%s\n",mysidestr,base,rel);
}
instantdex_acceptset(ap,base,rel,duration,myside,acceptdir,price,basevolume,account,0,minperc);
if ( instantdex_offerfind(myinfo,exchange,0,0,ap->orderid,ap->offer.base,ap->offer.rel,0) == 0 )
{
instantdex_propagate(myinfo,exchange,ap);
retstr = jprint(instantdex_acceptjson(ap),1);
return(retstr);
} else return(0);
} else return(clonestr("{\"error\":\"invalid exchange\"}"));
}
void instantdex_update(struct supernet_info *myinfo)
{
struct instantdex_msghdr *pm; struct category_msg *m; char *str,remote[64]; queue_t *Q; struct queueitem *item; struct category_info *cat;
//char str2[65]; printf("myinfo->instantdex_category.(%s)\n",bits256_str(str2,myinfo->instantdex_category));
if ( (Q= category_Q(&cat,myinfo->instantdex_category,myinfo->myaddr.persistent)) != 0 && queue_size(Q) > 0 && (item= Q->list) != 0 )
{
m = queue_dequeue(Q,0);
pm = (struct instantdex_msghdr *)m->msg;
if ( m->remoteipbits != 0 )
expand_ipbits(remote,m->remoteipbits);
else remote[0] = 0;
{
char hexstr[3000];
init_hexbytes_noT(hexstr,(uint8_t *)pm,m->len);
printf("instantdex_update.(%s) len.%d remote.(%s) %p\n",hexstr,m->len,remote,remote);
}
if ( (str= InstantDEX_hexmsg(myinfo,cat,pm,m->len,remote)) != 0 )
free(str);
free(m);
}
}
#include "../includes/iguana_apidefs.h"
TWO_STRINGS_AND_TWO_DOUBLES(InstantDEX,maxaccept,base,rel,maxprice,basevolume)
{
struct instantdex_accept *ap; int32_t added; char *retstr; struct exchange_info *exchange; uint64_t txid;
myinfo = SuperNET_accountfind(json);
if ( remoteaddr == 0 && (exchange= exchanges777_find("bitcoin")) != 0 )
{
if ( (retstr= instantdex_createaccept(myinfo,&ap,exchange,base,rel,maxprice,basevolume,-1,rel,INSTANTDEX_OFFERDURATION,myinfo->myaddr.nxt64bits,juint(json,"minperc"))) != 0 )
free(retstr);
retstr = instantdex_checkoffer(myinfo,&added,&txid,exchange,ap,json);
if ( added == 0 )
free(ap);
return(retstr);
} else return(clonestr("{\"error\":\"InstantDEX API request only local usage!\"}"));
}
TWO_STRINGS_AND_TWO_DOUBLES(InstantDEX,minaccept,base,rel,minprice,basevolume)
{
struct instantdex_accept *ap; int32_t added; char *retstr; struct exchange_info *exchange; uint64_t txid;
myinfo = SuperNET_accountfind(json);
if ( remoteaddr == 0 && (exchange= exchanges777_find("bitcoin")) != 0 )
{
if ( (retstr= instantdex_createaccept(myinfo,&ap,exchanges777_find("bitcoin"),base,rel,minprice,basevolume,1,base,INSTANTDEX_OFFERDURATION,myinfo->myaddr.nxt64bits,juint(json,"minperc"))) != 0 )
free(retstr);
retstr = instantdex_checkoffer(myinfo,&added,&txid,exchange,ap,json);
if ( added == 0 )
free(ap);
return(retstr);
} else return(clonestr("{\"error\":\"InstantDEX API request only local usage!\"}"));
}
char *instantdex_statemachineget(struct supernet_info *myinfo,struct bitcoin_swapinfo **swapp,cJSON *argjson,char *remoteaddr)
{
struct bitcoin_swapinfo *swap; uint64_t orderid,otherorderid; struct exchange_info *exchange;
*swapp = 0;
if ( remoteaddr == 0 && (exchange= exchanges777_find("bitcoin")) != 0 )
{
orderid = j64bits(argjson,"myorderid");
otherorderid = j64bits(argjson,"otherid");
if ( (swap= instantdex_statemachinefind(myinfo,exchange,orderid)) != 0 )
{
if ( instantdex_orderidcmp(swap->other.orderid,otherorderid,0) != 0 )
return(clonestr("{\"error\":\"statemachine otherid mismatch\"}"));
else
{
*swapp = swap;
return(0);
}
} else return(clonestr("{\"error\":\"statemachine not found\"}"));
} else return(clonestr("{\"error\":\"atomic API request only local usage!\"}"));
}
THREE_STRINGS(atomic,approve,myorderid,otherid,txname)
{
char *retstr,virtualevent[16]; cJSON *newjson; struct bitcoin_statetx *tx; struct bitcoin_swapinfo *swap = 0;
if ( (retstr= instantdex_statemachineget(myinfo,&swap,json,remoteaddr)) != 0 )
return(retstr);
else if ( (tx= instantdex_getstatetx(swap,txname)) == 0 )
return(clonestr("{\"error\":\"cant find txname\"}"));
else
{
strcpy(virtualevent,txname);
strcat(virtualevent,"found");
newjson = cJSON_CreateObject();
if ( (retstr= instantdex_sendcmd(myinfo,&swap->mine.offer,newjson,virtualevent,myinfo->myaddr.persistent,0,0,0,0,swap)) != 0 )
return(retstr);
else
{
free_json(newjson);
return(clonestr("{\"result\":\"statemachine sent found event\"}"));
}
}
}
THREE_STRINGS(atomic,claim,myorderid,otherid,txname)
{
char *retstr; struct bitcoin_statetx *tx; struct bitcoin_swapinfo *swap = 0;
if ( (retstr= instantdex_statemachineget(myinfo,&swap,json,remoteaddr)) != 0 )
return(retstr);
else if ( (tx= instantdex_getstatetx(swap,txname)) == 0 )
return(clonestr("{\"error\":\"cant find txname\"}"));
else
{
return(clonestr("{\"result\":\"statemachine should claim tx\"}"));
}
}
THREE_STRINGS_AND_DOUBLE(tradebot,aveprice,comment,base,rel,basevolume)
{
double retvals[4],aveprice; cJSON *retjson = cJSON_CreateObject();
aveprice = instantdex_avehbla(myinfo,retvals,base,rel,basevolume);
jaddstr(retjson,"result","success");
jaddnum(retjson,"aveprice",aveprice);
jaddnum(retjson,"avebid",retvals[0]);
jaddnum(retjson,"bidvol",retvals[1]);
jaddnum(retjson,"aveask",retvals[2]);
jaddnum(retjson,"askvol",retvals[3]);
return(jprint(retjson,1));
}
cJSON *instantdex_reportjson(cJSON *item,char *name)
{
cJSON *newjson = cJSON_CreateObject(); uint64_t dateval;
dateval = juint(item,"timestamp"), dateval *= 1000;
newjson = cJSON_CreateObject();
jadd(newjson,name,jduplicate(jobj(item,"price")));
jadd(newjson,"volume",jduplicate(jobj(item,"volume")));
jadd(newjson,"orderid",jduplicate(jobj(item,"orderid")));
jadd(newjson,"account",jduplicate(jobj(item,"account")));
jaddnum(newjson,"date",dateval);
jaddnum(newjson,"s",dateval % 60);
jaddnum(newjson,"m",(dateval / 60) % 60);
jaddnum(newjson,"h",(dateval / 3600) % 24);
return(newjson);
}
TWO_STRINGS(InstantDEX,events,base,rel)
{
cJSON *bids,*asks,*array,*item; int32_t i,n; struct exchange_info *exchange;
array = cJSON_CreateArray();
if ( (exchange= exchanges777_find("bitcoin")) != 0 )
{
bids = cJSON_CreateArray();
asks = cJSON_CreateArray();
instantdex_offerfind(myinfo,exchange,bids,asks,0,base,rel,1);
if ( (n= cJSON_GetArraySize(bids)) > 0 )
{
for (i=0; i<n; i++)
{
item = jitem(bids,i);
jaddi(array,instantdex_reportjson(item,"bid"));
}
}
if ( (n= cJSON_GetArraySize(asks)) > 0 )
{
for (i=0; i<n; i++)
{
item = jitem(asks,i);
jaddi(array,instantdex_reportjson(item,"ask"));
}
}
free_json(bids);
free_json(asks);
}
return(jprint(array,1));
//return(clonestr("[{\"h\":14,\"m\":44,\"s\":32,\"date\":1407877200000,\"bid\":30,\"ask\":35},{\"date\":1407877200000,\"bid\":40,\"ask\":44},{\"date\":1407877200000,\"bid\":49,\"ask\":45},{\"date\":1407877200000,\"ask\":28},{\"date\":1407877200000,\"ask\":52}]"));
}
#include "../includes/iguana_apiundefs.h"