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_send_ConnectTo(struct iguana_info *coin,struct iguana_peer *addr) { int32_t len; uint32_t r; uint16_t port = 1920; uint8_t serialized[sizeof(struct iguana_msghdr) + 6]; r = rand(); len = iguana_rwnum(1,&serialized[sizeof(struct iguana_msghdr)],sizeof(uint32_t),&r); len += iguana_rwnum(1,&serialized[sizeof(struct iguana_msghdr)+len],sizeof(port),&port); return(iguana_queue_send(coin,addr,0,serialized,"ConnectTo",len,0,0)); }
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); }
void iguana_gotaddr(struct iguana_info *coin,struct iguana_peer *addr,struct iguana_msgaddress *A) { char ipaddr[64],ipport[64]; uint32_t ipbits; uint16_t port; iguana_rwnum(0,&A->ip[12],sizeof(uint32_t),&ipbits); iguana_rwnum(0,(void *)&A->port,sizeof(uint16_t),&port); expand_ipbits(ipaddr,ipbits); if ( port != 0 ) sprintf(ipport,"%s:%d",ipaddr,port); iguana_possible_peer(coin,ipport); //printf("gotaddr.(%s:%d)\n",ipaddr,port); }
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_rwaddr(int32_t rwflag,uint8_t *serialized,struct iguana_msgaddress *addr,int32_t protover) { int32_t len = 0; if ( protover >= CADDR_TIME_VERSION ) len += iguana_rwnum(rwflag,&serialized[len],sizeof(addr->nTime),&addr->nTime); len += iguana_rwnum(rwflag,&serialized[len],sizeof(addr->nServices),&addr->nServices); len += iguana_rwmem(rwflag,&serialized[len],sizeof(addr->ip),&addr->ip); if ( rwflag != 0 ) len += iguana_rwnum(rwflag,&serialized[len],sizeof(addr->port),&addr->port); else { addr->port = (uint16_t)serialized[len++] << 8; addr->port += (uint16_t)serialized[len++]; } return(len); }
int32_t basilisk_ping_genMSG(struct supernet_info *myinfo,uint8_t *data,int32_t maxlen) { struct basilisk_message *msg; int32_t datalen = 0; if ( maxlen > sizeof(msg->key) && (msg= queue_dequeue(&myinfo->msgQ,0)) != 0 ) // oneshot ping { data[datalen++] = 1; data[datalen++] = msg->keylen; memcpy(&data[datalen],msg->key,msg->keylen), datalen += msg->keylen; datalen += iguana_rwnum(1,&data[datalen],sizeof(msg->datalen),&msg->datalen); if ( maxlen > datalen+msg->datalen ) { //printf("SEND keylen.%d msglen.%d\n",msg->keylen,msg->datalen); memcpy(&data[datalen],msg->data,msg->datalen), datalen += msg->datalen; } else { printf("basilisk_ping_genMSG message doesnt fit %d vs %d\n",maxlen,datalen+msg->datalen); datalen = 0; } //printf("\n-> "); //int32_t i; //for (i=0; i<datalen; i++) // printf("%02x",data[i]); //printf(" <- genMSG\n"); } else data[datalen++] = 0; return(datalen); }
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); }
// 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_rwtx(int32_t rwflag,struct OS_memspace *mem,uint8_t *serialized,struct iguana_msgtx *msg,int32_t maxsize,bits256 *txidp,int32_t hastimestamp,int32_t isvpncoin) { int32_t i,len = 0; uint8_t *txstart = serialized; char txidstr[65]; len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->version),&msg->version); if ( hastimestamp != 0 ) len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->timestamp),&msg->timestamp); len += iguana_rwvarint32(rwflag,&serialized[len],&msg->tx_in); //printf("version.%d ",msg->version); if ( msg->tx_in > 0 && msg->tx_out*100 < maxsize ) { if ( rwflag == 0 ) msg->vins = iguana_memalloc(mem,msg->tx_in * sizeof(*msg->vins),1); for (i=0; i<msg->tx_in; i++) len += iguana_rwvin(rwflag,mem,&serialized[len],&msg->vins[i]); //printf("numvins.%d\n",msg->tx_in); } else { printf("invalid tx_in.%d\n",msg->tx_in); return(-1); } len += iguana_rwvarint32(rwflag,&serialized[len],&msg->tx_out); if ( msg->tx_out > 0 && msg->tx_out*32 < maxsize ) { //printf("numvouts.%d ",msg->tx_out); if ( rwflag == 0 ) msg->vouts = iguana_memalloc(mem,msg->tx_out * sizeof(*msg->vouts),1); for (i=0; i<msg->tx_out; i++) len += iguana_rwvout(rwflag,mem,&serialized[len],&msg->vouts[i]); } else { printf("invalid tx_out.%d\n",msg->tx_out); return(-1); } len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->lock_time),&msg->lock_time); if ( isvpncoin != 0 ) { uint16_t ddosflag=0; len += iguana_rwnum(rwflag,&serialized[len],sizeof(ddosflag),&ddosflag); for (; serialized[len]!=0&&len<maxsize; len++) // eat null terminated string ; } *txidp = bits256_doublesha256(txidstr,txstart,len); msg->allocsize = len; return(len); }
void iguana_gotaddr(struct iguana_info *coin,struct iguana_peer *addr,struct iguana_msgaddress *A) { char ipaddr[64]; uint32_t ipbits; iguana_rwnum(0,&A->ip[12],sizeof(uint32_t),&ipbits); expand_ipbits(ipaddr,ipbits); iguana_possible_peer(coin,ipaddr); //printf("gotaddr.(%s)\n",ipaddr); }
void iguana_gotping(struct iguana_info *coin,struct iguana_peer *addr,uint64_t nonce,uint8_t *data) { int32_t len; uint8_t serialized[sizeof(struct iguana_msghdr) + sizeof(nonce)]; len = iguana_rwnum(1,&serialized[sizeof(struct iguana_msghdr)],sizeof(uint64_t),&nonce); if ( memcmp(data,&serialized[sizeof(struct iguana_msghdr)],sizeof(nonce)) != 0 ) printf("ping ser error %llx != %llx\n",(long long)nonce,*(long long *)data); iguana_queue_send(coin,addr,serialized,"pong",len,0,0); //iguana_queue_send(coin,addr,serialized,"getaddr",0,0,0); }
int32_t iguana_rwtx(int32_t rwflag,uint8_t *serialized,struct iguana_msgtx *msg,int32_t maxsize,bits256 *txidp,int32_t height,int32_t hastimestamp) { int32_t i,len = 0; uint8_t *txstart = serialized; char txidstr[65]; uint32_t timestamp; len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->version),&msg->version); if ( hastimestamp != 0 ) len += iguana_rwnum(rwflag,&serialized[len],sizeof(timestamp),×tamp); len += iguana_rwvarint32(rwflag,&serialized[len],&msg->tx_in); //printf("version.%d ",msg->version); if ( msg->tx_in > 0 && msg->tx_out*100 < maxsize ) { if ( rwflag == 0 ) msg->vins = mycalloc('v',msg->tx_in,sizeof(*msg->vins)); for (i=0; i<msg->tx_in; i++) len += iguana_rwvin(rwflag,&serialized[len],&msg->vins[i]); //printf("numvins.%d\n",msg->tx_in); } else { printf("invalid tx_in.%d\n",msg->tx_in); return(-1); } len += iguana_rwvarint32(rwflag,&serialized[len],&msg->tx_out); if ( msg->tx_out > 0 && msg->tx_out*32 < maxsize ) { //printf("numvouts.%d ",msg->tx_out); if ( rwflag == 0 ) msg->vouts = mycalloc('v',msg->tx_out,sizeof(*msg->vouts)); for (i=0; i<msg->tx_out; i++) len += iguana_rwvout(rwflag,&serialized[len],&msg->vouts[i]); } else { printf("invalid tx_out.%d\n",msg->tx_out); return(-1); } len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->lock_time),&msg->lock_time); *txidp = bits256_doublesha256(txidstr,txstart,len); //printf("txid.(%s) len.%d\n",bits256_str(*txidp),len); msg->allocsize = len; Tx_allocated++, Tx_allocsize += len; if ( ((Tx_allocated + Tx_freed) % 10000000) == 0 ) printf("h.%u len.%d (%llu - %llu) %lld (%llu - %llu)\n",height,len,(long long)Tx_allocated,(long long)Tx_freed,(long long)(Tx_allocated - Tx_freed),(long long)Tx_allocsize,(long long)Tx_freesize); return(len); }
uint32_t basilisk_calcnonce(struct supernet_info *myinfo,uint8_t *data,int32_t datalen,uint32_t nBits) { int32_t i,numiters = 0; bits256 hash,hash2,threshold; uint32_t basilisktag; vcalc_sha256(0,hash.bytes,data,datalen); if ( nBits >= GECKO_EASIESTDIFF ) threshold = bits256_from_compact(GECKO_EASIESTDIFF); else threshold = bits256_from_compact(nBits); for (i=0; i<numiters; i++) { //OS_randombytes((void *)hash.uints,sizeof(basilisktag)); hash.uints[0] = rand(); vcalc_sha256(0,hash2.bytes,hash.bytes,sizeof(hash)); if ( bits256_cmp(threshold,hash2) > 0 ) break; } iguana_rwnum(0,(void *)hash.uints,sizeof(basilisktag),&basilisktag); iguana_rwnum(1,&data[-sizeof(basilisktag)],sizeof(basilisktag),&basilisktag); char str[65],str2[65]; printf("found hash after numiters.%d %s vs %s basilisktag.%u\n",numiters,bits256_str(str,threshold),bits256_str(str2,hash2),basilisktag); return(basilisktag); }
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)); }
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)); }
void iguana_gotping(struct iguana_info *coin,struct iguana_peer *addr,uint64_t nonce,uint8_t *data) { int32_t len; uint8_t serialized[sizeof(struct iguana_msghdr) + sizeof(nonce)]; len = iguana_rwnum(1,&serialized[sizeof(struct iguana_msghdr)],sizeof(uint64_t),&nonce); if ( memcmp(data,&serialized[sizeof(struct iguana_msghdr)],sizeof(nonce)) != 0 ) printf("ping ser error %llx != %llx\n",(long long)nonce,*(long long *)data); iguana_queue_send(coin,addr,0,serialized,"pong",len,0,0); if ( addr->supernet != 0 ) { printf("send getpeers to %s\n",addr->ipaddr); iguana_send_supernet(coin,addr,SUPERNET_GETPEERSTR,0); } }
int32_t iguana_send_ping(struct iguana_info *coin,struct iguana_peer *addr) { int32_t len; uint64_t nonce; uint8_t serialized[sizeof(struct iguana_msghdr) + sizeof(nonce)]; if ( (nonce= addr->pingnonce) == 0 ) { randombytes((uint8_t *)&nonce,sizeof(nonce)); addr->pingnonce = nonce; addr->pingtime = (uint32_t)time(NULL); } printf("pingnonce.%llx\n",(long long)nonce); len = iguana_rwnum(1,&serialized[sizeof(struct iguana_msghdr)],sizeof(uint64_t),&nonce); return(iguana_queue_send(coin,addr,serialized,"ping",len,0,0)); }
int32_t iguana_rwvout(int32_t rwflag,uint8_t *serialized,struct iguana_msgvout *msg) { int32_t len = 0; len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->value),&msg->value); len += iguana_rwvarint32(rwflag,&serialized[len],&msg->pk_scriptlen); if ( rwflag == 0 ) msg->pk_script = mycalloc('s',1,msg->pk_scriptlen); len += iguana_rwmem(rwflag,&serialized[len],msg->pk_scriptlen,msg->pk_script); //printf("(%.8f scriptlen.%d) ",dstr(msg->value),msg->pk_scriptlen); //int i; for (i=0; i<msg->pk_scriptlen; i++) // printf("%02x",msg->pk_script[i]); //printf("\n"); return(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 iguana_validatehdr(char *symbol,struct iguana_msghdr *H) { int32_t i = 0,len = -1; if ( strcmp(symbol,"VPN") != 0 ) { for (i=0; Iguana_validcommands[i]!=0&&Iguana_validcommands[i][0]!=0; i++) if ( strcmp(H->command,Iguana_validcommands[i]) == 0 ) break; } if ( Iguana_validcommands[i][0] != 0 ) { iguana_rwnum(0,H->serdatalen,sizeof(H->serdatalen),(uint32_t *)&len); if ( len > IGUANA_MAXPACKETSIZE ) return(-1); } 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_validatehdr(struct iguana_info *coin,struct iguana_msghdr *H) { int32_t i,len; char *validcommands[] = { "version", "verack", "getaddr", "addr", "inv", "getdata", "notfound", "getblocks", "getheaders", "headers", "tx", "block", "mempool", "ping", "pong", "reject", "filterload", "filteradd", "filterclear", "merkleblock", "alert" }; for (i=0; i<sizeof(validcommands)/sizeof(*validcommands); i++) if ( strcmp(H->command,validcommands[i]) == 0 ) { iguana_rwnum(0,H->serdatalen,sizeof(H->serdatalen),(uint32_t *)&len); if ( len > IGUANA_MAXPACKETSIZE ) return(-1); return(len); } return(-1); }
int32_t gecko_delayedPoW(struct supernet_info *myinfo,struct iguana_info *btcd,int32_t isPoS,uint8_t *coinbase,bits256 *btcdhashp,uint32_t timestamp,int32_t height) { int32_t len = 0; //bits256 btchash; memset(btcdhashp,0,sizeof(*btcdhashp)); len += iguana_rwnum(1,&coinbase[len],sizeof(height),(void *)&height); coinbase[len++] = 0; if ( (isPoS & 7) != 0 ) { /**btcdhashp = gecko_hashstampscalc(myinfo,btcd,&btchash,timestamp); if ( (isPoS & 2) != 0 && (bits256_cmp(*btcdhashp,GENESIS_PUBKEY) == 0 || bits256_nonz(*btcdhashp) == 0) ) return(-1); if ( (isPoS & 4) != 0 && (bits256_cmp(btchash,GENESIS_PUBKEY) == 0 || bits256_nonz(btchash) == 0) ) return(-1);*/ //len += iguana_rwbignum(1,&coinbase[len],sizeof(*btcdhashp),btcdhashp->bytes); //len += iguana_rwbignum(1,&coinbase[len],sizeof(btchash),btchash.bytes); } return(len); }
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_peeraddrrequest(struct iguana_info *coin,struct iguana_peer *addr,uint8_t *space,int32_t spacesize) { int32_t i,iter,n,max,sendlen; uint64_t x; struct iguana_peer *tmpaddr,tmp; char ipaddr[65]; if ( coin->peers == 0 ) return(0); sendlen = 0; max = (IGUANA_MINPEERS + IGUANA_MAXPEERS) / 2; if ( max > coin->peers->numranked ) max = coin->peers->numranked; x = 0; sendlen = iguana_rwvarint(1,&space[sendlen],&x); for (iter=0; iter<2; iter++) { for (i=n=0; i<max; i++) { if ( (tmpaddr= coin->peers->ranked[i]) != 0 && ((iter == 0 && tmpaddr->supernet != 0) || (iter == 1 && tmpaddr->supernet == 0)) && tmpaddr->ipbits != 0 ) { tmp = *tmpaddr; iguana_rwnum(1,&tmp.A.ip[12],sizeof(uint32_t),&tmp.ipbits); expand_ipbits(ipaddr,tmp.ipbits); if ( tmp.A.port == 0 ) { ((uint8_t *)&tmp.A.port)[0] = ((uint8_t *)&coin->chain->portp2p)[1]; ((uint8_t *)&tmp.A.port)[1] = ((uint8_t *)&coin->chain->portp2p)[0]; } //printf("(%s:%02x%02x).%04x ",ipaddr,((uint8_t *)&tmp.A.port)[0],((uint8_t *)&tmp.A.port)[1],(int32_t)tmp.protover); sendlen += iguana_rwaddr(1,&space[sendlen],&tmp.A,CADDR_TIME_VERSION); x++; if ( x == 0xf8 ) break; } } } iguana_rwvarint(1,space,&x); //for (i=0; i<sendlen; i++) // printf("%02x",space[i]); //printf(" %p addrrequest: sendlen.%d x.%d\n",space,sendlen,(int32_t)x); if ( x == 0 ) return(-1); return(sendlen); }
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_rwversion(int32_t rwflag,uint8_t *serialized,struct iguana_msgversion *msg,char *ipaddr) { int32_t len = 0; len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->nVersion),&msg->nVersion); len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->nServices),&msg->nServices); len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->nTime),&msg->nTime); len += iguana_rwaddr(rwflag,&serialized[len],&msg->addrTo,MIN_PROTO_VERSION); len += iguana_rwaddr(rwflag,&serialized[len],&msg->addrFrom,MIN_PROTO_VERSION); len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->nonce),&msg->nonce); len += iguana_rwstr(rwflag,&serialized[len],sizeof(msg->strSubVer),msg->strSubVer); len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->nStartingHeight),&msg->nStartingHeight); if ( msg->nVersion > 70000 ) len += iguana_rwnum(rwflag,&serialized[len],sizeof(msg->relayflag),&msg->relayflag); if ( rwflag == 0 ) printf("%-15s v.%llu srv.%llx %u ht.%llu [%s].R%d nonce.%llx\n",ipaddr,(long long)msg->nVersion,(long long)msg->nServices,(uint32_t)msg->nTime,(long long)msg->nStartingHeight,msg->strSubVer,msg->relayflag,(long long)msg->nonce); return(len); }
int32_t basilisk_ping_processMSG(struct supernet_info *myinfo,uint32_t senderipbits,uint8_t *data,int32_t datalen) { int32_t i,msglen,len=0; uint8_t num,keylen,*msg,*key; if ( (num= data[len++]) > 0 ) { printf("processMSG num.%d datalen.%d\n",num,datalen); for (i=0; i<num; i++) { keylen = data[len++]; if ( keylen != sizeof(bits256)+sizeof(uint32_t)*2 ) return(0); key = &data[len], len += keylen; if ( len+sizeof(msglen) > datalen ) return(0); len += iguana_rwnum(0,&data[len],sizeof(msglen),&msglen); msg = &data[len], len += msglen; if ( msglen <= 0 || len > datalen ) return(0); //printf("i.%d: keylen.%d msglen.%d\n",i,keylen,msglen); basilisk_respond_addmessage(myinfo,key,keylen,msg,msglen,0); } } return(len); }
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); }