int32_t iguana_peergetrequest(struct iguana_info *coin,struct iguana_peer *addr,uint8_t *data,int32_t recvlen,int32_t getblock)
{
int32_t i,reqvers,len,n,flag = 0;
bits256 hash2;
if ( getblock != 0 )
addr->msgcounts.getblocks++;
else addr->msgcounts.getheaders++;
len = iguana_rwnum(0,&data[0],sizeof(uint32_t),&reqvers);
len += iguana_rwvarint32(0,&data[len],(uint32_t *)&n);
for (i=0; i<n&&len<=recvlen-sizeof(bits256)*2; i++)
{
len += iguana_rwbignum(0,&data[len],sizeof(bits256),hash2.bytes);
if ( bits256_nonz(hash2) == 0 )
break;
if ( flag == 0 )
{
if ( getblock != 0 && iguana_peerblockrequest(coin,addr->blockspace,IGUANA_MAXPACKETSIZE,addr,hash2,0) > 0 )
flag = 1;
else if ( getblock == 0 && iguana_peerhdrrequest(coin,addr->blockspace,IGUANA_MAXPACKETSIZE,addr,hash2) > 0 )
flag = 1;
}
}
len += iguana_rwbignum(0,&data[len],sizeof(bits256),hash2.bytes);
//for (i=0; i<69; i++)
// printf("%02x ",data[i]);
//printf("version.%d num blocks.%d recvlen.%d len.%d\n",reqvers,n,recvlen,len);
return(len);
}
int32_t iguana_rwblock(int32_t rwflag,bits256 *hash2p,uint8_t *serialized,struct iguana_msgblock *msg)
{
int32_t len = 0; char blockhash[65]; uint64_t x;
len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->H.version),&msg->H.version);
len += iguana_rwbignum(rwflag,&serialized[len],sizeof(msg->H.prev_block),msg->H.prev_block.bytes);
len += iguana_rwbignum(rwflag,&serialized[len],sizeof(msg->H.merkle_root),msg->H.merkle_root.bytes);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->H.timestamp),&msg->H.timestamp);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->H.bits),&msg->H.bits);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->H.nonce),&msg->H.nonce);
*hash2p = bits256_doublesha256(blockhash,serialized,len);
//char str[65]; printf("len.%d: block version.%d timestamp.%u bits.%x nonce.%u prev.(%s) %llx blockhash.(%s) %llx\n",len,msg->H.version,msg->H.timestamp,msg->H.bits,msg->H.nonce,bits256_str(str,msg->H.prev_block),(long long)msg->H.merkle_root.txid,blockhash,(long long)hash2p->txid);
if ( rwflag != 0 )
x = msg->txn_count;
len += iguana_rwvarint(rwflag,&serialized[len],&x);
if ( rwflag == 0 )
{
char str[65];
bits256_str(str,*hash2p);
if ( x < 65536 )
msg->txn_count = (uint16_t)x;
else printf("txn_count overflow.%lld for %s\n",(long long)x,str);
}
// ? txns tx[] Block transactions, in format of "tx" command
return(len);
}
int32_t iguana_gethdrs(struct iguana_info *coin,uint8_t *serialized,char *cmd,char *hashstr)
{
uint32_t len,n; bits256 hash2;
decode_hex(hash2.bytes,sizeof(hash2),hashstr);
n = 0;
len = iguana_rwnum(1,&serialized[sizeof(struct iguana_msghdr)],sizeof(uint32_t),&n);
n++;
len += iguana_rwvarint32(1,&serialized[sizeof(struct iguana_msghdr) + len],(uint32_t *)&n);
len += iguana_rwbignum(1,&serialized[sizeof(struct iguana_msghdr) + len],sizeof(bits256),hash2.bytes);
len += iguana_rwbignum(1,&serialized[sizeof(struct iguana_msghdr) + len],sizeof(bits256),(uint8_t *)bits256_zero.bytes);
return(iguana_sethdr((void *)serialized,coin->chain->netmagic,cmd,&serialized[sizeof(struct iguana_msghdr)],len));
}
int32_t iguana_rwblockhash(int32_t rwflag,uint8_t *serialized,uint32_t *nVersionp,uint32_t *varintp,bits256 *hashes,bits256 *stophash)
{
int32_t i,len = 0;
len += iguana_rwnum(rwflag,&serialized[len],sizeof(*nVersionp),nVersionp);
len += iguana_rwvarint32(rwflag,&serialized[len],varintp);
if ( *varintp < IGUANA_MAXLOCATORS-1 )
{
for (i=0; i<*varintp; i++)
len += iguana_rwbignum(rwflag,&serialized[len],sizeof(hashes[i]),hashes[i].bytes);
len += iguana_rwbignum(rwflag,&serialized[len],sizeof(*stophash),stophash->bytes);
//for (i=0; i<len; i++)
// printf("%02x ",serialized[i]);
//printf("rwblockhash len.%d\n",len);
} else printf("iguana_rwblockhash: illegal varint.%d\n",*varintp);
return(len);
}
int32_t basilisk_messagekey(uint8_t *key,bits256 hash,cJSON *valsobj)
{
uint32_t channel,msgid; int32_t keylen = 0;
channel = juint(valsobj,"channel");
msgid = juint(valsobj,"msgid");
keylen += iguana_rwbignum(1,&key[keylen],sizeof(hash),hash.bytes);
keylen += iguana_rwnum(1,&key[keylen],sizeof(uint32_t),&channel);
keylen += iguana_rwnum(1,&key[keylen],sizeof(uint32_t),&msgid);
return(keylen);
}
int32_t iguana_getdata(struct iguana_info *coin,uint8_t *serialized,int32_t type,char *hashstr)
{
uint32_t len,i,n=1; bits256 hash2;
decode_hex(hash2.bytes,sizeof(hash2),hashstr);
len = iguana_rwvarint32(1,&serialized[sizeof(struct iguana_msghdr)],(uint32_t *)&n);
for (i=0; i<n; i++)
{
len += iguana_rwnum(1,&serialized[sizeof(struct iguana_msghdr) + len],sizeof(uint32_t),&type);
len += iguana_rwbignum(1,&serialized[sizeof(struct iguana_msghdr) + len],sizeof(bits256),hash2.bytes);
}
return(iguana_sethdr((void *)serialized,coin->chain->netmagic,"getdata",&serialized[sizeof(struct iguana_msghdr)],len));
}
// two passes to check data size
int32_t iguana_rwvin(int32_t rwflag,uint8_t *serialized,struct iguana_msgvin *msg)
{
int32_t len = 0;
len += iguana_rwbignum(rwflag,&serialized[len],sizeof(msg->prev_hash),msg->prev_hash.bytes);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->prev_vout),&msg->prev_vout);
//printf("vin.(%s) %d\n",bits256_str(msg->prev_hash),msg->prev_vout);
len += iguana_rwvarint32(rwflag,&serialized[len],&msg->scriptlen);
if ( rwflag == 0 )
msg->script = mycalloc('s',1,msg->scriptlen);
len += iguana_rwmem(rwflag,&serialized[len],msg->scriptlen,msg->script);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->sequence),&msg->sequence);
//int i; for (i=0; i<msg->scriptlen; i++)
// printf("%02x ",msg->script[i]);
//printf(" inscriptlen.%d, prevhash.%llx prev_vout.%d | ",msg->scriptlen,(long long)msg->prev_hash.txid,msg->prev_vout);
return(len);
}
int32_t iguana_rwvin(int32_t rwflag,struct OS_memspace *mem,uint8_t *serialized,struct iguana_msgvin *msg)
{
int32_t len = 0;
len += iguana_rwbignum(rwflag,&serialized[len],sizeof(msg->prev_hash),msg->prev_hash.bytes);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->prev_vout),&msg->prev_vout);
len += iguana_rwvarint32(rwflag,&serialized[len],&msg->scriptlen);
if ( rwflag == 0 )
msg->script = iguana_memalloc(mem,msg->scriptlen,1);
len += iguana_rwmem(rwflag,&serialized[len],msg->scriptlen,msg->script);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->sequence),&msg->sequence);
//char str[65]; printf("MSGvin.(%s/v%d) script[%d]\n",bits256_str(str,msg->prev_hash),msg->prev_vout,msg->scriptlen);
//int i; for (i=0; i<msg->scriptlen; i++)
// printf("%02x ",msg->script[i]);
//printf(" inscriptlen.%d, prevhash.%llx prev_vout.%d | ",msg->scriptlen,(long long)msg->prev_hash.txid,msg->prev_vout);
return(len);
}
int32_t iguana_sethdr(struct iguana_msghdr *H,const uint8_t netmagic[4],char *command,uint8_t *data,int32_t datalen)
{
bits256 hash2,tmp; int32_t i;
memset(H,0,sizeof(*H));
memcpy(H->netmagic,netmagic,4);
strncpy(H->command,command,12);
iguana_rwnum(1,H->serdatalen,sizeof(int32_t),&datalen);
if ( data != 0 && datalen != 0 )
{
hash2 = bits256_doublesha256(0,data,datalen);
iguana_rwbignum(1,tmp.bytes,sizeof(tmp),hash2.bytes);
for (i=0; i<4; i++)
H->hash[i] = tmp.bytes[i];
}
else H->hash[0] = 0x5d, H->hash[1] = 0xf6, H->hash[2] = 0xe0, H->hash[3] = 0xe2;
return(datalen + sizeof(*H));
}
int32_t iguana_peerdatarequest(struct iguana_info *coin,struct iguana_peer *addr,uint8_t *data,int32_t recvlen)
{
int32_t i,type,len = 0; uint64_t x; bits256 hash2;
len += iguana_rwvarint(0,data,&x);
//for (i=0; i<10; i++)
// printf("%02x ",data[i]);
//printf("x.%d recvlen.%d\n",(int32_t)x,recvlen);
if ( x < IGUANA_MAXINV )
{
for (i=0; i<x; i++)
{
len += iguana_rwnum(0,&data[len],sizeof(uint32_t),&type);
len += iguana_rwbignum(0,&data[len],sizeof(bits256),hash2.bytes);
iguana_msgrequestQ(coin,addr,type,hash2);
}
}
return(len);
}
int32_t iguana_inv2packet(uint8_t *serialized,int32_t maxsize,int32_t type,bits256 *hashes,int32_t n)
{
int32_t i,len = sizeof(struct iguana_msghdr); uint64_t x = n;
memset(serialized,0,len);
len += iguana_rwvarint(1,&serialized[len],&x);
//for (i=0; i<10; i++)
// printf("%02x ",data[i]);
//printf("x.%d recvlen.%d\n",(int32_t)x,recvlen);
if ( x < IGUANA_MAXINV )
{
for (i=0; i<x; i++)
{
len += iguana_rwnum(1,&serialized[len],sizeof(uint32_t),&type);
len += iguana_rwbignum(1,&serialized[len],sizeof(bits256),hashes[i].bytes);
}
}
if ( len > maxsize )
return(-1);
return(len - sizeof(struct iguana_msghdr));
}
int32_t iguana_coinbase(int32_t isPoS,uint32_t txversion,uint8_t *serialized,uint32_t timestamp,bits256 prev_hash,uint8_t *coinbasescript,uint32_t coinbaselen,uint8_t *minerpayment,uint32_t minerpaymentlen,int64_t blockreward,bits256 *txidp)
{
int32_t len = 0,rwflag=1; uint32_t prev_vout,sequence,lock_time; char txidstr[65]; struct iguana_msgtx msg;
memset(&msg,0,sizeof(msg));
msg.tx_out = (blockreward > 0) ? 1 : 0;
msg.tx_in = 1;
sequence = prev_vout = -1;
lock_time = 0;
msg.version = txversion;
msg.timestamp = timestamp;
len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg.version),&msg.version);
if ( isPoS != 0 )
len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg.timestamp),&msg.timestamp);
{
len += iguana_rwvarint32(rwflag,&serialized[len],&msg.tx_in);
// tx_in times
len += iguana_rwbignum(rwflag,&serialized[len],sizeof(prev_hash),prev_hash.bytes);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(prev_vout),&prev_vout);
len += iguana_rwvarint32(rwflag,&serialized[len],&coinbaselen);
len += iguana_rwmem(rwflag,&serialized[len],coinbaselen,coinbasescript);
len += iguana_rwnum(rwflag,&serialized[len],sizeof(sequence),&sequence);
}
{
len += iguana_rwvarint32(rwflag,&serialized[len],&msg.tx_out);
// tx_out times
if ( msg.tx_out > 0 )
{
len += iguana_rwnum(rwflag,&serialized[len],sizeof(blockreward),&blockreward);
len += iguana_rwvarint32(rwflag,&serialized[len],&minerpaymentlen);
len += iguana_rwmem(rwflag,&serialized[len],minerpaymentlen,minerpayment);
}
}
len += iguana_rwnum(rwflag,&serialized[len],sizeof(lock_time),&lock_time);
*txidp = bits256_doublesha256(txidstr,serialized,len);
return(len);
}
int32_t iguana_parser(struct iguana_info *coin,struct iguana_peer *addr,struct iguana_msghdr *H,uint8_t *data,int32_t datalen)
{
int32_t height,i,retval,srvmsg,bloom,intvectors,len= -100; uint64_t nonce,x;
uint32_t type,firsttxidind,firstvout,firstvin; bits256 hash2; double PoW;
bloom = intvectors = srvmsg = -1;
if ( addr != 0 )
{
addr->lastcontact = (uint32_t)time(NULL);
strcpy(addr->lastcommand,H->command);
}
retval = 0;
//printf("%s parse.(%s)\n",addr->ipaddr,H->command);
if ( strcmp(H->command,"version") == 0 )
{
struct iguana_msgversion recvmv;
if ( addr != 0 )
{
len = iguana_rwversion(0,data,&recvmv,addr->ipaddr);
if ( len == datalen )
iguana_gotversion(coin,addr,&recvmv);
//printf("deser.(%s) len.%d datalen.%d\n",recvmv.H.command,len,datalen);
addr->msgcounts.version++;
}
}
else if ( strcmp(H->command,"verack") == 0 )
{
if ( addr != 0 )
{
iguana_gotverack(coin,addr);
addr->msgcounts.verack++;
}
len = 0;
}
else if ( strcmp(H->command,"ping") == 0 )
{
if ( datalen == sizeof(uint64_t) && addr != 0 )
{
len = iguana_rwnum(0,data,sizeof(uint64_t),&nonce);
if ( addr != 0 )
{
//printf("%u got nonce.%llx from %s\n",(uint32_t)time(NULL),(long long)nonce,addr->ipaddr);
iguana_gotping(coin,addr,nonce,data);
addr->msgcounts.ping++;
}
}
}
else if ( strcmp(H->command,"pong") == 0 )
{
len = 0;
if ( datalen == sizeof(uint64_t) )
{
len = iguana_rwnum(0,data,sizeof(uint64_t),&nonce);
iguana_gotpong(coin,addr,nonce);
} else printf("unexpected pong datalen.%d\n",datalen);
if ( len == datalen && addr != 0 )
addr->msgcounts.pong++;
}
else if ( strcmp(H->command,"addr") == 0 )
{
struct iguana_msgaddress A;
len = iguana_rwvarint(0,data,&x);
for (i=0; i<x; i++)
{
memset(&A,0,sizeof(A));
if ( addr != 0 )
len += iguana_rwaddr(0,&data[len],&A,(int32_t)addr->protover);
iguana_gotaddr(coin,addr,&A);
}
if ( len == datalen && addr != 0 )
{
addr->lastgotaddr = (uint32_t)time(NULL);
addr->msgcounts.addr++;
}
//printf("%s -> addr datalen.%d num.%d\n",addr->ipaddr,datalen,(int32_t)x);
}
else if ( strcmp(H->command,"headers") == 0 )
{
struct iguana_msgblock msg; struct iguana_block *blocks; uint32_t n;
len = iguana_rwvarint32(0,data,&n);
if ( n <= IGUANA_MAXINV )
{
blocks = mycalloc('i',1,sizeof(*blocks) * n);
height = -1;
for (i=0; i<n; i++)
{
len += iguana_rwblock(0,&hash2,&data[len],&msg);
if ( i == 0 )
height = iguana_setchainvars(coin,&firsttxidind,&firstvout,&firstvin,&PoW,hash2,msg.H.bits,msg.H.prev_block,msg.txn_count);
iguana_convblock(&blocks[i],&msg,hash2,height,firsttxidind,firstvout,firstvin,PoW);
if ( firsttxidind > 0 )
{
height++;
firsttxidind += blocks[i].txn_count;
PoW += PoW_from_compact(blocks[i].bits,coin->chain->unitval);
}
}
//printf("GOT HEADERS n.%d len.%d\n",n,len);
iguana_gotheadersM(coin,addr,blocks,n);
//myfree(blocks,sizeof(*blocks) * n);
if ( len == datalen && addr != 0 )
addr->msgcounts.headers++;
} else printf("got unexpected n.%d for headers\n",n);
}
else if ( strcmp(H->command,"tx") == 0 )
{
struct iguana_msgtx *tx;
tx = mycalloc('u',1,sizeof(*tx));
len = iguana_rwtx(0,data,tx,datalen,&tx->txid,-1,coin->chain->hastimestamp);
if ( len == datalen && addr != 0 )
{
iguana_gotunconfirmedM(coin,addr,tx,data,datalen);
printf("tx datalen.%d\n",datalen);
addr->msgcounts.tx++;
}
}
else if ( strcmp(H->command,"block") == 0 )
{
struct iguana_block *block; struct iguana_msgtx *tx; uint8_t extra[256];
block = mycalloc('b',1,sizeof(*block));
memset(extra,0,sizeof(extra));
tx = iguana_gentxarray(coin,&len,block,data,datalen,extra);
if ( len == datalen )
{
if ( addr != 0 )
{
if ( len == datalen )
addr->msgcounts.block++;
//addr->OV.reqrecv += datalen;
//printf("%s gotblock.%d datalen.%d last.[%02x]\n",addr->ipaddr,block->height,datalen,data[len-1]);
}
iguana_gotblockM(coin,addr,block,tx,block->txn_count,data,datalen,extra);
} else printf("parse error block txn_count.%d, len.%d vs datalen.%d\n",block->txn_count,len,datalen);
//if ( tx != 0 )
// iguana_freetx(tx,block->txn_count);
//myfree(block,sizeof(*block));
}
else if ( strcmp(H->command,"reject") == 0 )
{
for (i=0; i<datalen; i++)
printf("%02x ",data[i]);
printf("reject.(%s) datalen.%d\n",data+1,datalen);
len = datalen;
if ( len == datalen && addr != 0 )
addr->msgcounts.reject++;
}
else if ( strcmp(H->command,"alert") == 0 )
{
for (i=0; i<datalen; i++)
printf("%02x ",data[i]);
printf("alert.(%s)\n",data+1);
len = datalen;
if ( len == datalen && addr != 0 )
addr->msgcounts.alert++;
}
else if ( addr != 0 )
{
if ( strcmp(H->command,"inv") == 0 )
intvectors = 'I', addr->msgcounts.inv++;
else if ( strcmp(H->command,"notfound") == 0 ) // for servers
intvectors = 'N', addr->msgcounts.notfound++;
else if ( strcmp(H->command,"getdata") == 0 ) // for servers
intvectors = srvmsg = 'D', addr->msgcounts.getdata++;
else if ( strcmp(H->command,"getblocks") == 0 ) // for servers
srvmsg = 'B', addr->msgcounts.getblocks++;
else if ( strcmp(H->command,"getheaders") == 0 ) // for servers
srvmsg = 'H', addr->msgcounts.getheaders++;
else if ( strcmp(H->command,"getaddr") == 0 ) // for servers
srvmsg = 'A', addr->msgcounts.getaddr++;
else if ( strcmp(H->command,"mempool") == 0 ) // for servers
srvmsg = 'M', addr->msgcounts.mempool++;
else if ( strcmp(H->command,"filterload") == 0 ) // for bloom
bloom = 'L', addr->msgcounts.filterload++;
else if ( strcmp(H->command,"filteradd") == 0 ) // for bloom
bloom = 'A', addr->msgcounts.filteradd++;
else if ( strcmp(H->command,"filterclear") == 0 ) // for bloom
bloom = 'C', addr->msgcounts.filterclear++;
else if ( strcmp(H->command,"merkleblock") == 0 ) // for bloom
bloom = 'M', addr->msgcounts.merkleblock++;
}
if ( bloom >= 0 || srvmsg >= 0 )
len = datalen; // just mark as valid
if ( intvectors >= 0 )
{
bits256 *txids=0,*blockhashes=0,hash; int32_t n,m;
len = n = m = 0;
len += iguana_rwvarint(0,&data[len],&x);
for (i=0; i<x; i++)
{
len += iguana_rwnum(0,&data[len],sizeof(uint32_t),&type);
len += iguana_rwbignum(0,&data[len],sizeof(bits256),hash.bytes);
if ( type == MSG_TX )
{
if ( txids == 0 )
txids = mycalloc('t',(int32_t)x,sizeof(*txids));
txids[m++] = hash;
if ( (rand() % 1000) == 0 && i == x-1 )
printf("%s iv.%c %d of %d: tx.%llx len.%d\n",addr->ipaddr,intvectors,i,(int32_t)x,(long long)hash.txid,len);
}
else if ( type == MSG_BLOCK )
{
if ( blockhashes == 0 )
blockhashes = mycalloc('f',(int32_t)x,sizeof(*blockhashes));
blockhashes[n++] = hash;
//init_hexbytes_noT(hashstr,hash.bytes,sizeof(hash));
//queue_enqueue("blocksQ",&coin->blocksQ,queueitem(hashstr),1);
//if ( i == x-2 )
// queue_enqueue("hdrsQ",&coin->hdrsQ,queueitem(hashstr),1);
//printf("iv.%d %d of %d: block.%llx len.%d %s\n",intvectors,i,(int32_t)x,(long long)hash.txid,len,bits256_str(hash));
}
else if ( type == MSG_FILTERED_BLOCK )
printf("iv.%d %d of %d: merkle.%llx\n",intvectors,i,(int32_t)x,(long long)hash.txid);
else printf("what type is %d\n",type);
}
if ( intvectors == 'I' )
{
if ( n > 0 )
{
if ( n != x )
{
//printf("n.%d != x.%d -> realloc blockhashes\n",n,(int32_t)x);
blockhashes = myrealloc('f',blockhashes,(int32_t)(x*sizeof(*blockhashes)),n*sizeof(*blockhashes));
} // else printf("n.%d == x.%d\n",n,(int32_t)x);
iguana_gotblockhashesM(coin,addr,blockhashes,n), blockhashes = 0;
}
if ( m > 0 )
{
if ( m != x )
txids = myrealloc('t',txids,(int32_t)(x*sizeof(*txids)),m*sizeof(*txids));
iguana_gottxidsM(coin,addr,txids,m), txids = 0;
}
}
if ( txids != 0 )
myfree(txids,sizeof(*txids) * x);
if ( blockhashes != 0 )
myfree(blockhashes,sizeof(*blockhashes) * x);
//printf("intvectors.%c datalen.%d\n",intvectors,datalen);
}
if ( len != datalen && len != datalen-1 )
{
//printf("error.(%s) (%s): len.%d != datalen.%d\n",H->command,addr->ipaddr,len,datalen);
//for (i=0; i<len; i++)
// printf("%02x",data[i]);
if ( strcmp(H->command,"addr") != 0 )
printf("%s.%s len mismatch %d != %d\n",addr!=0?addr->ipaddr:"local",H->command,len,datalen);
}
else if ( len == datalen-1 )
{
printf("extra byte.[%02x] command.%s len.%d datalen.%d\n",data[datalen-1],H->command,len,datalen);
//retval = -1;
}
return(retval);
}
int32_t iguana_msgparser(struct iguana_info *coin,struct iguana_peer *addr,struct OS_memspace *rawmem,struct OS_memspace *txmem,struct OS_memspace *hashmem,struct iguana_msghdr *H,uint8_t *data,int32_t recvlen)
{
uint8_t serialized[512]; char *retstr;
int32_t i,retval,delay,srvmsg,bloom,intvectors,len= -100; uint64_t nonce,x; uint32_t type; bits256 hash2;
bloom = intvectors = srvmsg = -1;
if ( addr != 0 )
{
addr->lastcontact = (uint32_t)time(NULL);
strcpy(addr->lastcommand,H->command);
}
retval = 0;
//printf("iguana_msgparser %s parse.(%s)\n",addr->ipaddr,H->command);
if ( strncmp(H->command,"SuperNET",strlen("SuperNET")) == 0 )
{
addr->supernet = 1;
addr->msgcounts.verack++;
len = recvlen;
if ( (retstr= SuperNET_p2p(coin,addr,&delay,addr->ipaddr,data,recvlen,H->command[strlen("SuperNET")]=='b')) != 0 )
{
iguana_send_supernet(coin,addr,retstr,delay);
free(retstr);
}
//printf("GOT.(%s) [%s] len.%d from %s -> (%s)\n",H->command,data,recvlen,addr->ipaddr,retstr==0?"null":retstr);
}
else if ( strcmp(H->command,"version") == 0 )
{
struct iguana_msgversion recvmv;
if ( addr != 0 )
{
len = iguana_rwversion(0,data,&recvmv,addr->ipaddr,recvlen);
if ( len <= recvlen )
iguana_gotversion(coin,addr,&recvmv);
//printf("deser.(%s) len.%d recvlen.%d\n",recvmv.H.command,len,recvlen);
addr->msgcounts.version++;
}
}
else if ( strcmp(H->command,"verack") == 0 )
{
if ( addr != 0 )
{
iguana_gotverack(coin,addr);
addr->msgcounts.verack++;
}
len = 0;
}
else if ( strcmp(H->command,"ConnectTo") == 0 )
{
iguana_queue_send(coin,addr,0,serialized,"getaddr",0,0,0);
len = 6;
}
else if ( strcmp(H->command,"ping") == 0 )
{
if ( recvlen == sizeof(uint64_t) && addr != 0 )
{
len = iguana_rwnum(0,data,sizeof(uint64_t),&nonce);
if ( addr != 0 )
{
//printf("%u got nonce.%llx from %s\n",(uint32_t)time(NULL),(long long)nonce,addr->ipaddr);
iguana_gotping(coin,addr,nonce,data);
addr->msgcounts.ping++;
}
iguana_queue_send(coin,addr,0,serialized,"getaddr",0,0,0);
}
}
else if ( strcmp(H->command,"pong") == 0 )
{
len = 0;
if ( recvlen == sizeof(uint64_t) )
{
len = iguana_rwnum(0,data,sizeof(uint64_t),&nonce);
iguana_gotpong(coin,addr,nonce);
} else printf("unexpected pong recvlen.%d\n",recvlen);
if ( len == recvlen && addr != 0 )
addr->msgcounts.pong++;
iguana_queue_send(coin,addr,0,serialized,"getaddr",0,0,0);
}
else if ( strcmp(H->command,"addr") == 0 )
{
struct iguana_msgaddress A;
len = iguana_rwvarint(0,data,&x);
for (i=0; i<x; i++)
{
memset(&A,0,sizeof(A));
if ( addr != 0 )
len += iguana_rwaddr(0,&data[len],&A,(int32_t)addr->protover);
iguana_gotaddr(coin,addr,&A);
}
if ( len == recvlen && addr != 0 )
{
addr->lastgotaddr = (uint32_t)time(NULL);
addr->msgcounts.addr++;
}
//printf("%s -> addr recvlen.%d num.%d\n",addr->ipaddr,recvlen,(int32_t)x);
}
else if ( strcmp(H->command,"headers") == 0 )
{
struct iguana_msgblock msg; struct iguana_block *blocks; uint32_t n;
len = iguana_rwvarint32(0,data,&n);
if ( n <= IGUANA_MAXINV )
{
blocks = mycalloc('i',1,sizeof(*blocks) * n);
for (i=0; i<n; i++)
{
len += iguana_rwblock(0,&hash2,&data[len],&msg);
iguana_blockconv(&blocks[i],&msg,hash2,-1);
}
iguana_gotheadersM(coin,addr,blocks,n);
//myfree(blocks,sizeof(*blocks) * n);
if ( len == recvlen && addr != 0 )
addr->msgcounts.headers++;
} else printf("got unexpected n.%d for headers\n",n);
//printf("GOT HEADERS n.%d len.%d\n",n,len);
}
else if ( strcmp(H->command,"tx") == 0 )
{
struct iguana_msgtx *tx;
iguana_memreset(rawmem);
tx = iguana_memalloc(rawmem,sizeof(*tx),1);//mycalloc('u',1,sizeof(*tx));
len = iguana_rwtx(0,rawmem,data,tx,recvlen,&tx->txid,coin->chain->hastimestamp,strcmp(coin->symbol,"VPN")==0);
iguana_gotunconfirmedM(coin,addr,tx,data,recvlen);
printf("tx recvlen.%d vs len.%d\n",recvlen,len);
addr->msgcounts.tx++;
}
else if ( strcmp(H->command,"block") == 0 )
{
struct iguana_txblock txdata;
if ( addr != 0 )
addr->msgcounts.block++;
iguana_memreset(rawmem), iguana_memreset(txmem);//, iguana_memreset(hashmem);
memset(&txdata,0,sizeof(txdata));
if ( (len= iguana_gentxarray(coin,rawmem,&txdata,&len,data,recvlen)) == recvlen )
iguana_gotblockM(coin,addr,&txdata,rawmem->ptr,H,data,recvlen);
else printf("parse error block txn_count.%d, len.%d vs recvlen.%d\n",txdata.block.RO.txn_count,len,recvlen);
}
else if ( strcmp(H->command,"reject") == 0 )
{
for (i=0; i<recvlen; i++)
printf("%02x ",data[i]);
printf("reject.(%s) recvlen.%d\n",data+1,recvlen);
len = recvlen;
if ( len == recvlen && addr != 0 )
addr->msgcounts.reject++;
}
else if ( strcmp(H->command,"alert") == 0 )
{
for (i=0; i<recvlen; i++)
printf("%02x ",data[i]);
printf("alert.(%s)\n",data+1);
len = recvlen;
if ( len == recvlen && addr != 0 )
addr->msgcounts.alert++;
}
else if ( addr != 0 )
{
if ( strcmp(H->command,"inv") == 0 )
intvectors = 'I', addr->msgcounts.inv++;
else if ( strcmp(H->command,"notfound") == 0 ) // for servers
intvectors = 'N', addr->msgcounts.notfound++;
else if ( strcmp(H->command,"getdata") == 0 ) // for servers
{
intvectors = srvmsg = 'D', addr->msgcounts.getdata++;
}
else if ( strcmp(H->command,"getblocks") == 0 ) // for servers
{
srvmsg = 'B', addr->msgcounts.getblocks++;
}
else if ( strcmp(H->command,"getheaders") == 0 ) // for servers
{
srvmsg = 'H', addr->msgcounts.getheaders++;
}
else if ( strcmp(H->command,"getaddr") == 0 )
{
srvmsg = 'A', addr->msgcounts.getaddr++;
}
else if ( strcmp(H->command,"mempool") == 0 )
srvmsg = 'M', addr->msgcounts.mempool++;
else if ( strcmp(H->command,"filterload") == 0 ) // for bloom
bloom = 'L', addr->msgcounts.filterload++;
else if ( strcmp(H->command,"filteradd") == 0 ) // for bloom
bloom = 'A', addr->msgcounts.filteradd++;
else if ( strcmp(H->command,"filterclear") == 0 ) // for bloom
bloom = 'C', addr->msgcounts.filterclear++;
else if ( strcmp(H->command,"merkleblock") == 0 ) // for bloom
bloom = 'M', addr->msgcounts.merkleblock++;
}
if ( bloom >= 0 || srvmsg >= 0 )
len = recvlen; // just mark as valid
if ( intvectors >= 0 )
{
bits256 *txids=0,*blockhashes=0,hash; int32_t n,m;
len = n = m = 0;
len += iguana_rwvarint(0,&data[len],&x);
for (i=0; i<x; i++)
{
len += iguana_rwnum(0,&data[len],sizeof(uint32_t),&type);
len += iguana_rwbignum(0,&data[len],sizeof(bits256),hash.bytes);
if ( type == MSG_TX )
{
if ( txids == 0 )
txids = mycalloc('t',(int32_t)x+1,sizeof(*txids));
txids[m++] = hash;
if ( (rand() % 1000) == 0 && i == x-1 )
printf("%s iv.%c %d of %d: tx.%llx len.%d\n",addr->ipaddr,intvectors,i,(int32_t)x,(long long)hash.txid,len);
}
else if ( type == MSG_BLOCK )
{
if ( blockhashes == 0 )
{
blockhashes = mycalloc('f',(int32_t)x+1,sizeof(*blockhashes));
n = 1;
}
blockhashes[n++] = hash;
}
else if ( type == MSG_FILTERED_BLOCK )
printf("iv.%d %d of %d: merkle.%llx\n",intvectors,i,(int32_t)x,(long long)hash.txid);
else printf("what type is %d\n",type);
}
if ( intvectors == 'I' )
{
if ( n > 0 )
{
if ( n != x+1 )
{
printf("n.%d != x.%d -> realloc blockhashes\n",n,(int32_t)x+1);
blockhashes = myrealloc('f',blockhashes,(int32_t)((x+1)*sizeof(*blockhashes)),n*sizeof(*blockhashes));
} // else printf("n.%d == x.%d\n",n,(int32_t)x);
if ( 1 )
iguana_gotblockhashesM(coin,addr,blockhashes,n), blockhashes = 0;
else iguana_send_hashes(coin,"getblocks",addr,blockhashes[0],&blockhashes[1],n);
}
if ( m > 0 )
{
if ( m != x )
txids = myrealloc('t',txids,(int32_t)((x+1)*sizeof(*txids)),(m+1)*sizeof(*txids));
iguana_gottxidsM(coin,addr,txids,m), txids = 0;
}
}
if ( txids != 0 )
myfree(txids,sizeof(*txids) * (x+1));
if ( blockhashes != 0 )
myfree(blockhashes,sizeof(*blockhashes) * (x+1));
//printf("intvectors.%c recvlen.%d\n",intvectors,recvlen);
}
if ( len != recvlen && len != recvlen-1 && len != recvlen-2 )
{
//printf("error.(%s) (%s): len.%d != recvlen.%d\n",H->command,addr->ipaddr,len,recvlen);
//for (i=0; i<len; i++)
// printf("%02x",data[i]);
if ( strcmp(H->command,"addr") != 0 )
printf("%s.%s len mismatch %d != %d\n",addr!=0?addr->ipaddr:"local",H->command,len,recvlen);
}
else if ( len != recvlen )
{
printf("%s extra byte.[%02x] command.%s len.%d recvlen.%d\n",addr->ipaddr,data[recvlen-1],H->command,len,recvlen);
//retval = -1;
}
return(retval);
}
