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reorder .md generation

release/v0.1
jl777 9 years ago
parent
2b2dbe76ae
commit
a2056c8954
7 changed files with 397 additions and 378 deletions
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  1. 137
      deprecated/obsolete.h
  2. 286
      iguana/exchanges/bitcoin.c
  3. 14
      iguana/iguana777.h
  4. 17
      iguana/iguana_json.c
  5. 305
      iguana/iguana_pubkeys.c
  6. 2
      iguana/iguana_ramchain.c
  7. 14
      iguana/iguana_rpc.c

137
deprecated/obsolete.h
View File

@ -12954,5 +12954,142 @@ len = 0;
19\
76a914097072524438d003d23a2f23edb65aae1bb3e46988ac\
00000000";
char *iguana_txcreate(struct iguana_info *coin,uint8_t *space,int32_t maxlen,char *jsonstr)
{
struct iguana_txid T; struct iguana_msgvin *vins,*vin; struct iguana_msgvout *vouts,*vout;
char *redeemstr;
cJSON *array,*json,*item,*retjson = 0; bits256 scriptPubKey; int32_t i,numvins,numvouts,len = 0;
if ( (json= cJSON_Parse(jsonstr)) != 0 )
{
memset(&T,0,sizeof(T));
if ( (T.version= juint(json,"version")) == 0 )
T.version = 1;
if ( (T.locktime= juint(json,"locktime")) == 0 )
T.locktime = 0xffffffff;
vins = (struct iguana_msgvin *)&space[len];
if ( (array= jarray(&numvins,json,"vins")) != 0 )
{
len += sizeof(*vins) * numvins;
memset(vins,0,sizeof(*vins) * numvins);
//struct iguana_msgvin { bits256 prev_hash; uint8_t *script; uint32_t prev_vout,scriptlen,sequence; };
for (i=0; i<numvins; i++)
{
vin = &vins[i];
item = jitem(array,i);
vin->prev_hash = jbits256(item,"txid");
vin->prev_vout = juint(item,"vout");
vin->sequence = juint(item,"sequence");
scriptPubKey = jbits256(item,"scriptPubKey");
if ( bits256_nonz(scriptPubKey) > 0 )
{
if ( (redeemstr= jstr(item,"redeemScript")) == 0 )
{
vin->scriptlen = (int32_t)strlen(redeemstr);
if ( (vin->scriptlen & 1) != 0 )
{
free_json(json);
return(clonestr("{\"error\":\"odd redeemScript length\"}"));
}
vin->scriptlen >>= 1;
vin->script = &space[len], len += vin->scriptlen;
}
}
}
}
vouts = (struct iguana_msgvout *)&space[len];
if ( (array= jarray(&numvouts,json,"vouts")) != 0 )
{
len += sizeof(*vouts) * numvouts;
memset(vouts,0,sizeof(*vouts) * numvouts);
//struct iguana_msgvout { uint64_t value; uint32_t pk_scriptlen; uint8_t *pk_script; };
for (i=0; i<numvouts; i++)
{
vout = &vouts[i];
item = jitem(array,i);
printf("create vout\n");
}
}
T.numvins = numvins, T.numvouts = numvouts;
T.timestamp = (uint32_t)time(NULL);
if ( (len= iguana_ramtxbytes(coin,space,maxlen-len,&T.txid,&T,-1,vins,vouts)) > 0 )
{
}
free_json(json);
}
if ( retjson == 0 )
retjson = cJSON_Parse("{\"error\":\"couldnt create transaction\"}");
return(jprint(retjson,1));
}
/*
if ( bp_key_init(&key) != 0 && bp_key_secret_set(&key,privkey,32) != 0 )
{
if ( (T= calloc(1,sizeof(*T))) == 0 )
return(0);
*T = *refT; vin = &T->inputs[redeemi];
for (i=0; i<T->numinputs; i++)
strcpy(T->inputs[i].sigs,"00");
strcpy(vin->sigs,redeemscript);
vin->sequence = (uint32_t)-1;
T->nlocktime = 0;
//disp_cointx(&T);
emit_cointx(&hash2,data,sizeof(data),T,oldtx_format,SIGHASH_ALL);
//printf("HASH2.(%llx)\n",(long long)hash2.txid);
if ( bp_sign(&key,hash2.bytes,sizeof(hash2),&sig,&siglen) != 0 )
{
memcpy(sigbuf,sig,siglen);
sigbuf[siglen++] = SIGHASH_ALL;
init_hexbytes_noT(sigs[privkeyind],sigbuf,(int32_t)siglen);
strcpy(vin->sigs,"00");
for (i=0; i<n; i++)
{
if ( sigs[i][0] != 0 )
{
sprintf(vin->sigs + strlen(vin->sigs),"%02x%s",(int32_t)strlen(sigs[i])>>1,sigs[i]);
//printf("(%s).%ld ",sigs[i],strlen(sigs[i]));
}
}
len = (int32_t)(strlen(redeemscript)/2);
if ( len >= 0xfd )
sprintf(&vin->sigs[strlen(vin->sigs)],"4d%02x%02x",len & 0xff,(len >> 8) & 0xff);
else sprintf(&vin->sigs[strlen(vin->sigs)],"4c%02x",len);
sprintf(&vin->sigs[strlen(vin->sigs)],"%s",redeemscript);
//printf("after A.(%s) othersig.(%s) siglen.%02lx -> (%s)\n",hexstr,othersig != 0 ? othersig : "",siglen,vin->sigs);
//printf("vinsigs.(%s) %ld\n",vin->sigs,strlen(vin->sigs));
_emit_cointx(hexstr,sizeof(hexstr),T,oldtx_format);
//disp_cointx(&T);
free(T);
return(clonestr(hexstr));
}
*/
/*static char *validateretstr(struct iguana_info *coin,char *coinaddr)
{
char *retstr,buf[512]; cJSON *json;
if ( iguana_addressvalidate(coin,coinaddr) < 0 )
return(clonestr("{\"error\":\"invalid coin address\"}"));
sprintf(buf,"{\"agent\":\"ramchain\",\"coin\":\"%s\",\"method\":\"validate\",\"address\":\"%s\"}",coin->symbol,coinaddr);
if ( (json= cJSON_Parse(buf)) != 0 )
retstr = ramchain_coinparser(coin,"validate",json);
else return(clonestr("{\"error\":\"internal error, couldnt parse validate\"}"));
free_json(json);
return(retstr);
}
static char *validatepubkey(RPCARGS)
{
char *pubkeystr,coinaddr[128]; cJSON *retjson;
retjson = cJSON_CreateObject();
if ( params[0] != 0 && (pubkeystr= jstr(params[0],0)) != 0 )
{
if ( btc_coinaddr(coinaddr,coin->chain->pubval,pubkeystr) == 0 )
return(validateretstr(coin,coinaddr));
return(clonestr("{\"error\":\"cant convert pubkey\"}"));
}
return(clonestr("{\"error\":\"need pubkey\"}"));
}*/
#endif

286
iguana/exchanges/bitcoin.c
View File

@ -17,6 +17,233 @@
static const char base58_chars[] = "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz";
#define IGUANA_SCRIPT_NULL 0
#define IGUANA_SCRIPT_76AC 1
#define IGUANA_SCRIPT_76A988AC 2
#define IGUANA_SCRIPT_P2SH 3
#define IGUANA_SCRIPT_OPRETURN 4
#define IGUANA_SCRIPT_3of3 5
#define IGUANA_SCRIPT_2of3 6
#define IGUANA_SCRIPT_1of3 7
#define IGUANA_SCRIPT_2of2 8
#define IGUANA_SCRIPT_1of2 9
#define IGUANA_SCRIPT_MSIG 10
#define IGUANA_SCRIPT_DATA 11
#define IGUANA_SCRIPT_STRANGE 15
int32_t bitcoin_standardspend(uint8_t *script,int32_t n,uint8_t rmd160[20])
{
script[n++] = SCRIPT_OP_DUP;
script[n++] = SCRIPT_OP_HASH160;
script[n++] = 20; memcpy(&script[n],rmd160,20); n += 20;
script[n++] = SCRIPT_OP_EQUALVERIFY;
script[n++] = SCRIPT_OP_CHECKSIG;
return(n);
}
int32_t bitcoin_checklocktimeverify(uint8_t *script,int32_t n,uint32_t locktime)
{
script[n++] = (locktime >> 24), script[n++] = (locktime >> 16), script[n++] = (locktime >> 8), script[n++] = locktime;
script[n++] = OP_CHECKLOCKTIMEVERIFY;
script[n++] = OP_DROP;
return(n);
}
char *create_atomictx_cltvspend(char *scriptstr,uint8_t *rmd160A,uint8_t *rmd160B,uint32_t locktime)
{
// OP_IF
// <timestamp> OP_CHECKLOCKTIMEVERIFY OP_DROP OP_DUP OP_HASH160 <hash160> OP_EQUALVERIFY OP_CHECKSIG
// OP_ELSE
// OP_DUP OP_HASH160 <hash160> OP_EQUALVERIFY OP_CHECKSIG // standard spend
// OP_ENDIF
uint8_t hex[4096]; int32_t n = 0;
hex[n++] = SCRIPT_OP_IF;
n = bitcoin_checklocktimeverify(hex,n,locktime);
n = bitcoin_standardspend(hex,n,rmd160A);
hex[n++] = SCRIPT_OP_ELSE;
n = bitcoin_standardspend(hex,n,rmd160B);
hex[n++] = SCRIPT_OP_ENDIF;
init_hexbytes_noT(scriptstr,hex,n);
return(scriptstr);
}
/*struct vin_signer { bits256 privkey; uint8_t siglen,sig[80],pubkey[65]; };
struct vin_info
{
struct iguana_msgvin vin;
int32_t M,N,validmask,voutlen;
struct vin_signer signers[16];
uint8_t voutscript[IGUANA_MAXSCRIPTSIZE];
};*/
int32_t iguana_scriptgen(struct iguana_info *coin,char *coinaddr,uint8_t *script,char *asmstr,uint8_t rmd160[20],uint8_t type,int32_t txi)
{
uint8_t addrtype; char rmd160str[41]; int32_t scriptlen = 0;
if ( type == IGUANA_SCRIPT_76A988AC || type == IGUANA_SCRIPT_76AC )
addrtype = coin->chain->pubtype;
else addrtype = coin->chain->p2shtype;
btc_convrmd160(coinaddr,addrtype,rmd160);
init_hexbytes_noT(rmd160str,rmd160,20);
//printf("addrtype.%d\n",addrtype);
switch ( type )
{
case IGUANA_SCRIPT_NULL:
strcpy(asmstr,txi == 0 ? "coinbase" : "PoSbase");
coinaddr[0] = 0;
break;
case IGUANA_SCRIPT_76AC:
sprintf(asmstr,"OP_DUP %s OP_CHECKSIG",rmd160str);
break;
case IGUANA_SCRIPT_76A988AC:
sprintf(asmstr,"OP_DUP OP_HASH160 %s OP_EQUALVERIFY OP_CHECKSIG",rmd160str);
break;
case IGUANA_SCRIPT_P2SH:
script[0] = SCRIPT_OP_HASH160, script[1] = 0x14;
memcpy(&script[2],rmd160,20);
script[22] = SCRIPT_OP_EQUAL;
sprintf(asmstr,"OP_HASH160 %s OP_EQUAL",coinaddr);
scriptlen = 23;
break;
case IGUANA_SCRIPT_OPRETURN: strcpy(asmstr,"OP_RETURN"); break;
case IGUANA_SCRIPT_3of3: strcpy(asmstr,"3 of 3 MSIG"); break;
case IGUANA_SCRIPT_2of3: strcpy(asmstr,"2 of 3 MSIG"); break;
case IGUANA_SCRIPT_1of3: strcpy(asmstr,"1 of 3 MSIG"); break;
case IGUANA_SCRIPT_2of2: strcpy(asmstr,"2 of 2 MSIG"); break;
case IGUANA_SCRIPT_1of2: strcpy(asmstr,"1 of 2 MSIG"); break;
case IGUANA_SCRIPT_MSIG: strcpy(asmstr,"NON-STANDARD MSIG"); break;
case IGUANA_SCRIPT_DATA: strcpy(asmstr,"DATA ONLY"); break;
case IGUANA_SCRIPT_STRANGE: strcpy(asmstr,"STRANGE SCRIPT"); break;
default: printf("unexpected script type\n"); break;
}
return(0);
}
int32_t _iguana_calcrmd160(struct iguana_info *coin,uint8_t rmd160[20],uint8_t msigs160[16][20],int32_t *Mp,int32_t *nump,uint8_t *pk_script,int32_t pk_scriptlen,bits256 txid,int32_t vout)
{
static uint8_t zero_rmd160[20];
char hexstr[8192]; uint8_t sha256[32],*script,type; int32_t i,n,m,plen;
if ( nump != 0 )
*nump = 0;
type = IGUANA_SCRIPT_STRANGE;
if ( pk_scriptlen == 0 )
{
if ( zero_rmd160[0] == 0 )
{
vcalc_sha256(0,sha256,pk_script,pk_scriptlen); // e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
calc_rmd160(0,zero_rmd160,sha256,sizeof(sha256)); // b472a266d0bd89c13706a4132ccfb16f7c3b9fcb
init_hexbytes_noT(hexstr,zero_rmd160,20);
char str[65]; printf("iguana_calcrmd160 zero len %s -> %s\n",bits256_str(str,*(bits256 *)sha256),hexstr);
}
memcpy(rmd160,zero_rmd160,sizeof(zero_rmd160));
return(IGUANA_SCRIPT_NULL);
}
else if ( pk_script[0] == 0x6a )
type = IGUANA_SCRIPT_OPRETURN;
else if ( pk_script[0] == 0x76 && pk_script[1] == 0xa9 && pk_script[2] == 20 && pk_script[pk_script[2]+3] == 0x88 && pk_script[pk_script[2]+4] == 0xac )
{
//printf("IGUANA_SCRIPT_76A988AC plen.%d vs %d pk_scriptlen\n",pk_script[2]+4,pk_scriptlen);
// 76a9145f69cb73016264270dae9f65c51f60d0e4d6fd4488ac
//vcalc_sha256(0,sha256,&pk_script[3],pk_script[2]);
//calc_rmd160(0,rmd160,sha256,sizeof(sha256));
memcpy(rmd160,&pk_script[3],20);
if ( (plen= pk_script[2]+5) < pk_scriptlen )
{
while ( plen < pk_scriptlen )
if ( pk_script[plen++] != 0x61 ) // nop
return(IGUANA_SCRIPT_STRANGE);
}
return(IGUANA_SCRIPT_76A988AC);
}
// 21035f1321ed17d387e4433b2fa229c53616057964af065f98bfcae2233c5108055eac
else if ( pk_script[0] > 0 && pk_script[0] < 76 && pk_script[pk_scriptlen-1] == 0xac && pk_script[0] == pk_scriptlen-2 )
{
vcalc_sha256(0,sha256,&pk_script[1],pk_script[0]);
calc_rmd160(0,rmd160,sha256,sizeof(sha256));
return(IGUANA_SCRIPT_76AC);
}
else if ( pk_script[0] == 0xa9 && pk_script[1] == 0x14 && pk_scriptlen == 23 && pk_script[22] == 0x87 )
{
memcpy(rmd160,pk_script+2,20);
return(IGUANA_SCRIPT_P2SH);
}
else if ( pk_scriptlen > 34 && pk_script[pk_scriptlen-1] == 0xae && (n= pk_script[pk_scriptlen-2]) >= 0x51 && n <= 0x60 && (m= pk_script[0]) >= 0x51 && m <= n ) // m of n multisig
{
m -= 0x50, n -= 0x50;
if ( msigs160 != 0 && nump != 0 && *Mp != 0 )
{
script = pk_script+1;
for (i=0; i<n; i++,script += plen)
{
plen = *script++;
vcalc_sha256(0,sha256,script,plen);
calc_rmd160(0,msigs160[i],sha256,sizeof(sha256));
}
if ( (int32_t)((long)script - (long)pk_script) == pk_scriptlen-2 )
{
*nump = n;
*Mp = m;
//printf("M.%d N.%d\n",m,n);
}
}
vcalc_sha256(0,sha256,pk_script,pk_scriptlen);
calc_rmd160(0,rmd160,sha256,sizeof(sha256));
if ( n == 3 )
{
if ( m == 3 )
return(IGUANA_SCRIPT_3of3);
else if ( m == 2 )
return(IGUANA_SCRIPT_2of3);
else if ( m == 1 )
return(IGUANA_SCRIPT_1of3);
}
else if ( n == 2 )
{
if ( m == 2 )
return(IGUANA_SCRIPT_2of2);
else if ( m == 1 )
return(IGUANA_SCRIPT_1of2);
}
printf("strange msig M.%d of N.%d\n",m,n);
return(IGUANA_SCRIPT_MSIG);
}
else if ( pk_scriptlen == pk_script[0]+1 )
{
//printf("just data.%d\n",pk_scriptlen);
memcpy(rmd160,zero_rmd160,sizeof(zero_rmd160));
return(IGUANA_SCRIPT_DATA);
}
if ( type != IGUANA_SCRIPT_OPRETURN )
{
if ( pk_scriptlen < sizeof(hexstr)/2-1)
{
static FILE *fp;
init_hexbytes_noT(hexstr,pk_script,pk_scriptlen);
char str[65]; printf("unparsed script.(%s).%d in %s len.%d\n",hexstr,pk_scriptlen,bits256_str(str,txid),pk_scriptlen);
if ( 1 && fp == 0 )
fp = fopen("unparsed.txt","w");
if ( fp != 0 )
fprintf(fp,"%s\n",hexstr), fflush(fp);
} else sprintf(hexstr,"pkscript overflowed %ld\n",(long)sizeof(hexstr));
}
vcalc_sha256(0,sha256,pk_script,pk_scriptlen);
calc_rmd160(0,rmd160,sha256,sizeof(sha256));
return(type);
}
int32_t iguana_calcrmd160(struct iguana_info *coin,uint8_t rmd160[20],uint8_t msigs160[16][20],int32_t *Mp,int32_t *nump,uint8_t *pk_script,int32_t pk_scriptlen,bits256 debugtxid,int32_t vout)
{
int32_t type,scriptlen; uint8_t script[IGUANA_MAXSCRIPTSIZE];
char asmstr[IGUANA_MAXSCRIPTSIZE*3],coinaddr[65];
type = _iguana_calcrmd160(coin,rmd160,msigs160,Mp,nump,pk_script,pk_scriptlen,debugtxid,vout);
scriptlen = iguana_scriptgen(coin,coinaddr,script,asmstr,rmd160,type,vout);
if ( scriptlen != pk_scriptlen || memcmp(script,pk_script,scriptlen) != 0 )
{
printf("iguana_calcrmd160 type.%d error regenerating scriptlen.%d vs %d\n",type,scriptlen,pk_scriptlen);
}
return(type);
}
void bn_mpi2bn(BIGNUM *vo,uint8_t *data,int32_t datalen)
{
uint8_t vch2[64 + 4]; uint32_t i,vch2_len = (int32_t)datalen + 4;
@ -272,42 +499,6 @@ int32_t bitcoin_verify(uint8_t *sig,int32_t siglen,uint8_t *data,int32_t datalen
return(retval);
}
int32_t bitcoin_standardspend(uint8_t *script,int32_t n,uint8_t rmd160[20])
{
script[n++] = SCRIPT_OP_DUP;
script[n++] = SCRIPT_OP_HASH160;
script[n++] = 20; memcpy(&script[n],rmd160,20); n += 20;
script[n++] = SCRIPT_OP_EQUALVERIFY;
script[n++] = SCRIPT_OP_CHECKSIG;
return(n);
}
int32_t bitcoin_checklocktimeverify(uint8_t *script,int32_t n,uint32_t locktime)
{
script[n++] = (locktime >> 24), script[n++] = (locktime >> 16), script[n++] = (locktime >> 8), script[n++] = locktime;
script[n++] = OP_CHECKLOCKTIMEVERIFY;
script[n++] = OP_DROP;
return(n);
}
char *create_atomictx_cltvspend(char *scriptstr,uint8_t *rmd160A,uint8_t *rmd160B,uint32_t locktime)
{
// OP_IF
// <timestamp> OP_CHECKLOCKTIMEVERIFY OP_DROP OP_DUP OP_HASH160 <hash160> OP_EQUALVERIFY OP_CHECKSIG
// OP_ELSE
// OP_DUP OP_HASH160 <hash160> OP_EQUALVERIFY OP_CHECKSIG // standard spend
// OP_ENDIF
uint8_t hex[4096]; int32_t n = 0;
hex[n++] = SCRIPT_OP_IF;
n = bitcoin_checklocktimeverify(hex,n,locktime);
n = bitcoin_standardspend(hex,n,rmd160A);
hex[n++] = SCRIPT_OP_ELSE;
n = bitcoin_standardspend(hex,n,rmd160B);
hex[n++] = SCRIPT_OP_ENDIF;
init_hexbytes_noT(scriptstr,hex,n);
return(scriptstr);
}
int32_t iguana_parsevoutobj(struct iguana_info *coin,uint8_t *serialized,int32_t maxsize,struct iguana_msgvout *vout,cJSON *voutobj)
{
int32_t len = 0; cJSON *skey; char *hexstr;
@ -337,7 +528,7 @@ int32_t iguana_parsevinobj(struct iguana_info *coin,uint8_t *serialized,int32_t
vin->prev_hash = jbits256(vinobj,"txid");
vin->prev_vout = jint(vinobj,"vout");
if ( (sigjson= jobj(vinobj,"scriptSig")) != 0 )
hexstr = jstr(sigjson,"hex");
hexstr = jstr(sigjson,"redeemScript");
}
if ( hexstr != 0 )
{
@ -358,10 +549,9 @@ int32_t iguana_parsevinobj(struct iguana_info *coin,uint8_t *serialized,int32_t
//{"result":{"version":1,"timestamp":1433295027,"vin":[{"sequence":4294967295,"txid":"cf8f5e26e29a74c4fb867338213c02059b975fcfeae993926edbad8aba1cfedb","vout":1,"hex":"483045022100f86ab6815d1c22bf9f0fb6c389b558eb644159462054039d393cdba6e480a952022079b7f804c48a0ef5de68bc4be4c18cd5ea947763f4d5f6d415092f8dc00ee1aa01"}, {"sequence":4294967295,"txid":"cfcaef36853be671a5247c1ccb2a54a59d8b4628d0d63726dcdc8dbf73116ae3","vout":2,"hex":"483045022100a84f56626e4558e13911290e72d498796ba0bc70a0c9eb59b20d50f6ed94cee30220734c94ab1e89dfe26b3cc1b519a5a6f37863829e9eccdb246843e76577b4040f01"}],"numvins":2,"vout":[{"value":0,"n":0,"scriptPubKey":{"asm":"coinbase","addresses":[]}}, {"value":1036.57541260,"n":1,"scriptPubKey":{"asm":"OP_DUP 6a5ad2f911f1bfd7c018c95154e2c049accd04da OP_CHECKSIG","addresses":["RJyYWRKSK7cMg5EeW9aHAaT3hHVEkAXnP9"],"hex":"2103506a52e95cdfbb9d17d702af6259ba7de8b7a604007999e0266edbf6e4bb6974ac"}}],"numvouts":2,"locktime":0,"size":295,"txid":"a2b81b9894205ced12dfe276cbe27c05308976b5a2e12789ccd167fe6c3217f7"},"height":555555,"confirmations":333945,"blockhash":"6863f2bab8cd9b69dd7a446aa63281f9e5301520f9ba02ca3acc892866872fe4","tag":"731886559821890929"}
cJSON *iguana_voutjson(struct iguana_info *coin,struct iguana_msgvout *vout,int32_t txi)
cJSON *iguana_voutjson(struct iguana_info *coin,struct iguana_msgvout *vout,int32_t txi,bits256 txid)
{
// 035f1321ed17d387e4433b2fa229c53616057964af065f98bfcae2233c5108055e OP_CHECKSIG
static bits256 zero;
char scriptstr[8192+1],coinaddr[65],asmstr[16384]; int32_t i,M,N,asmtype;
uint8_t rmd160[20],msigs160[16][20],addrtype,space[8192];
cJSON *addrs,*skey,*json = cJSON_CreateObject();
@ -370,7 +560,7 @@ cJSON *iguana_voutjson(struct iguana_info *coin,struct iguana_msgvout *vout,int3
//"scriptPubKey":{"asm":"OP_DUP OP_HASH160 5f69cb73016264270dae9f65c51f60d0e4d6fd44 OP_EQUALVERIFY OP_CHECKSIG","reqSigs":1,"type":"pubkeyhash","addresses":["RHyh1V9syARTf2pyxibz7v27D5paBeWza5"]}
if ( vout->pk_script != 0 && vout->pk_scriptlen*2+1 < sizeof(scriptstr) )
{
if ( (asmtype= iguana_calcrmd160(coin,rmd160,msigs160,&M,&N,vout->pk_script,vout->pk_scriptlen,zero)) >= 0 )
if ( (asmtype= iguana_calcrmd160(coin,rmd160,msigs160,&M,&N,vout->pk_script,vout->pk_scriptlen,txid,txi)) >= 0 )
{
skey = cJSON_CreateObject();
addrtype = iguana_scriptgen(coin,coinaddr,space,asmstr,rmd160,asmtype,txi);
@ -420,7 +610,7 @@ cJSON *iguana_vinjson(struct iguana_info *coin,struct iguana_msgvin *vin)
jaddstr(json,"txid",bits256_str(str,vin->prev_hash));
jaddnum(json,"vout",vout);
sigjson = cJSON_CreateObject();
jaddstr(sigjson,"hex",scriptstr);
jaddstr(sigjson,"redeemScript",scriptstr);
jadd(json,"scriptSig",sigjson);
}
return(json);
@ -442,7 +632,7 @@ cJSON *iguana_txjson(struct iguana_info *coin,struct iguana_txid *tx,int32_t hei
for (i=0; i<tx->numvouts; i++)
{
iguana_voutset(coin,space,asmstr,height,&vout,tx,i);
jaddi(vouts,iguana_voutjson(coin,&vout,i));
jaddi(vouts,iguana_voutjson(coin,&vout,i,tx->txid));
}
jadd(json,"vout",vouts);
for (i=0; i<tx->numvins; i++)
@ -556,7 +746,7 @@ int32_t iguana_rwmsgtx(struct iguana_info *coin,int32_t rwflag,cJSON *json,uint8
{
len += iguana_voutparse(rwflag,&serialized[len],&msg->vouts[i]);
if ( array != 0 )
jaddi(array,iguana_voutjson(coin,&msg->vouts[i],i));
jaddi(array,iguana_voutjson(coin,&msg->vouts[i],i,*txidp));
}
}
else
@ -697,16 +887,6 @@ int32_t bitcoin_hashtype(uint8_t *script,int32_t scriptlen,uint8_t *pk_script,in
return(SIGHASH_ALL);
}
struct vin_signer { bits256 privkey; uint8_t siglen,sig[80],pubkey[65]; };
struct vin_info
{
struct iguana_msgvin vin;
int32_t M,N,validmask,voutlen;
struct vin_signer signers[16];
uint8_t voutscript[];
};
int32_t bitcoin_verifyvins(struct iguana_info *coin,int32_t *scriptlens,struct iguana_msgtx *msgtx,uint8_t *serialized,int32_t maxsize,bits256 myprivkey)
{
char txidstr[128],bigstr[2560],coinaddr[64],vpnstr[64],str[65],*pubkeys[16];

14
iguana/iguana777.h
View File

@ -18,6 +18,8 @@
#include "../crypto777/OS_portable.h"
#include "SuperNET.h"
#define IGUANA_MAXSCRIPTSIZE 8192
//#define IGUANA_DISABLEPEERS
#define IGUANA_MAXCOINS 64
#define IGUANA_MAXDELAY_MILLIS (3600 * 1000)
@ -463,6 +465,16 @@ struct iguana_info
struct iguana_waccount *wallet;
};
struct vin_signer { bits256 privkey; uint8_t siglen,sig[80],rmd160[20],pubkey[65]; };
struct vin_info
{
struct iguana_msgvin vin;
int32_t M,N,validmask,spendlen,p2shflag;
struct vin_signer signers[16];
uint8_t rmd160[20],spendscript[IGUANA_MAXSCRIPTSIZE];
};
// peers
int32_t iguana_verifypeer(struct iguana_info *coin,void *key,void *value,int32_t itemind,int32_t itemsize);
int32_t iguana_peermetrics(struct iguana_info *coin);
@ -508,7 +520,7 @@ int64_t iguana_verifyaccount(struct iguana_info *coin,struct iguana_account *acc
int32_t iguana_initramchain(struct iguana_info *coin,int32_t initialheight,int32_t mapflags,int32_t fullverify);
void iguana_syncramchain(struct iguana_info *coin);
//int32_t iguana_validateramchain(struct iguana_info *coin,int64_t *netp,uint64_t *creditsp,uint64_t *debitsp,int32_t height,struct iguana_block *block,int32_t hwmheight,struct iguana_prevdep *lp);
int32_t iguana_calcrmd160(struct iguana_info *coin,uint8_t rmd160[20],uint8_t msigs160[16][20],int32_t *Mp,int32_t *nump,uint8_t *pk_script,int32_t pk_scriptlen,bits256 debugtxid);
int32_t iguana_calcrmd160(struct iguana_info *coin,uint8_t rmd160[20],uint8_t msigs160[16][20],int32_t *Mp,int32_t *nump,uint8_t *pk_script,int32_t pk_scriptlen,bits256 debugtxid,int32_t vout);
uint32_t iguana_updatescript(struct iguana_info *coin,uint32_t blocknum,uint32_t txidind,uint32_t spendind,uint32_t unspentind,uint64_t value,uint8_t *script,int32_t scriptlen,uint32_t sequence);
void iguana_gotblockM(struct iguana_info *coin,struct iguana_peer *addr,struct iguana_txblock *txdata,struct iguana_msgtx *txarray,struct iguana_msghdr *H,uint8_t *data,int32_t datalen);
int32_t iguana_parseblock(struct iguana_info *coin,struct iguana_block *block,struct iguana_msgtx *tx,int32_t numtx);

17
iguana/iguana_json.c
View File

@ -451,19 +451,12 @@ int32_t pretty_forms(char *fname,char *agentstr,char *suffix)
char *SuperNET_htmlstr(char *fname,char *htmlstr,int32_t maxsize,char *agentstr)
{
static int counter;
int32_t i,n,len,size = 0; cJSON *helpjson,*item,*array; char *str; FILE *fp = 0;
int32_t i,n,len,size = 0; long filesize; cJSON *helpjson,*item,*array; char *str; FILE *fp = 0;
htmlstr[0] = 0;
if ( counter++ == 0 )
{
pretty_forms("API.md",0,"md");
printf("autocreate %s\n","API.md");
}
if ( pretty_forms(fname,agentstr,"html") != 0 )
{
//printf("%s\n",htmlstr);
return(htmlstr);
}
pretty_forms("API.md",0,"md");
printf("autocreate %s\n","API.md");
pretty_forms(fname,agentstr,"html");
return(OS_filestr(&filesize,"index7778.html"));
sprintf(htmlstr,"<!DOCTYPE HTML><html> <head><title>SuperUGLY GUI></title></head> <body> ");
size = (int32_t)strlen(htmlstr);
if ( (helpjson= SuperNET_helpjson()) != 0 )

305
iguana/iguana_pubkeys.c
View File

@ -894,311 +894,6 @@ int32_t iguana_sig(uint8_t *sig,int32_t maxsize,uint8_t *data,int32_t datalen,bi
return(0);
}*/
#define IGUANA_SCRIPT_NULL 0
#define IGUANA_SCRIPT_76AC 1
#define IGUANA_SCRIPT_7688AC 2
#define IGUANA_SCRIPT_P2SH 3
#define IGUANA_SCRIPT_OPRETURN 4
#define IGUANA_SCRIPT_3of3 5
#define IGUANA_SCRIPT_2of3 6
#define IGUANA_SCRIPT_1of3 7
#define IGUANA_SCRIPT_2of2 8
#define IGUANA_SCRIPT_1of2 9
#define IGUANA_SCRIPT_MSIG 10
#define IGUANA_SCRIPT_DATA 11
#define IGUANA_SCRIPT_STRANGE 15
int32_t iguana_calcrmd160(struct iguana_info *coin,uint8_t rmd160[20],uint8_t msigs160[16][20],int32_t *Mp,int32_t *nump,uint8_t *pk_script,int32_t pk_scriptlen,bits256 debugtxid)
{
static uint8_t zero_rmd160[20];
char hexstr[8192]; uint8_t sha256[32],*script,type; int32_t i,n,m,plen;
if ( nump != 0 )
*nump = 0;
type = IGUANA_SCRIPT_STRANGE;
if ( pk_scriptlen == 0 )
{
if ( zero_rmd160[0] == 0 )
{
vcalc_sha256(0,sha256,pk_script,pk_scriptlen); // e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
calc_rmd160(0,zero_rmd160,sha256,sizeof(sha256)); // b472a266d0bd89c13706a4132ccfb16f7c3b9fcb
init_hexbytes_noT(hexstr,zero_rmd160,20);
char str[65]; printf("iguana_calcrmd160 zero len %s -> %s\n",bits256_str(str,*(bits256 *)sha256),hexstr);
}
memcpy(rmd160,zero_rmd160,sizeof(zero_rmd160));
return(IGUANA_SCRIPT_NULL);
}
else if ( pk_script[0] == 0x6a )
type = IGUANA_SCRIPT_OPRETURN;
else if ( pk_script[0] == 0x76 && pk_script[1] == 0xa9 && pk_script[2] == 20 && pk_script[pk_script[2]+3] == 0x88 && pk_script[pk_script[2]+4] == 0xac )
{
//printf("IGUANA_SCRIPT_7688AC plen.%d vs %d pk_scriptlen\n",pk_script[2]+4,pk_scriptlen);
// 76a9145f69cb73016264270dae9f65c51f60d0e4d6fd4488ac
//vcalc_sha256(0,sha256,&pk_script[3],pk_script[2]);
//calc_rmd160(0,rmd160,sha256,sizeof(sha256));
memcpy(rmd160,&pk_script[3],20);
if ( (plen= pk_script[2]+5) < pk_scriptlen )
{
while ( plen < pk_scriptlen )
if ( pk_script[plen++] != 0x61 ) // nop
return(IGUANA_SCRIPT_STRANGE);
}
return(IGUANA_SCRIPT_7688AC);
}
// 21035f1321ed17d387e4433b2fa229c53616057964af065f98bfcae2233c5108055eac
else if ( pk_script[0] > 0 && pk_script[0] < 76 && pk_script[pk_scriptlen-1] == 0xac && pk_script[0] == pk_scriptlen-2 )
{
vcalc_sha256(0,sha256,&pk_script[1],pk_script[0]);
calc_rmd160(0,rmd160,sha256,sizeof(sha256));
return(IGUANA_SCRIPT_76AC);
}
else if ( pk_script[0] == 0xa9 && pk_script[1] == 0x14 && pk_scriptlen == 23 && pk_script[22] == 0x87 )
{
memcpy(rmd160,pk_script+2,20);
return(IGUANA_SCRIPT_P2SH);
}
else if ( pk_scriptlen > 34 && pk_script[pk_scriptlen-1] == 0xae && (n= pk_script[pk_scriptlen-2]) >= 0x51 && n <= 0x60 && (m= pk_script[0]) >= 0x51 && m <= n ) // m of n multisig
{
m -= 0x50, n -= 0x50;
if ( msigs160 != 0 && nump != 0 && *Mp != 0 )
{
script = pk_script+1;
for (i=0; i<n; i++,script += plen)
{
plen = *script++;
vcalc_sha256(0,sha256,script,plen);
calc_rmd160(0,msigs160[i],sha256,sizeof(sha256));
}
if ( (int32_t)((long)script - (long)pk_script) == pk_scriptlen-2 )
{
*nump = n;
*Mp = m;
//printf("M.%d N.%d\n",m,n);
}
}
vcalc_sha256(0,sha256,pk_script,pk_scriptlen);
calc_rmd160(0,rmd160,sha256,sizeof(sha256));
if ( n == 3 )
{
if ( m == 3 )
return(IGUANA_SCRIPT_3of3);
else if ( m == 2 )
return(IGUANA_SCRIPT_2of3);
else if ( m == 1 )
return(IGUANA_SCRIPT_1of3);
}
else if ( n == 2 )
{
if ( m == 2 )
return(IGUANA_SCRIPT_2of2);
else if ( m == 1 )
return(IGUANA_SCRIPT_1of2);
}
printf("strange msig M.%d of N.%d\n",m,n);
return(IGUANA_SCRIPT_MSIG);
}
else if ( pk_scriptlen == pk_script[0]+1 )
{
//printf("just data.%d\n",pk_scriptlen);
memcpy(rmd160,zero_rmd160,sizeof(zero_rmd160));
return(IGUANA_SCRIPT_DATA);
}
if ( type != IGUANA_SCRIPT_OPRETURN )
{
if ( pk_scriptlen < sizeof(hexstr)/2-1)
{
static FILE *fp;
init_hexbytes_noT(hexstr,pk_script,pk_scriptlen);
char str[65]; printf("unparsed script.(%s).%d in %s len.%d\n",hexstr,pk_scriptlen,bits256_str(str,debugtxid),pk_scriptlen);
if ( 1 && fp == 0 )
fp = fopen("unparsed.txt","w");
if ( fp != 0 )
fprintf(fp,"%s\n",hexstr), fflush(fp);
} else sprintf(hexstr,"pkscript overflowed %ld\n",(long)sizeof(hexstr));
}
vcalc_sha256(0,sha256,pk_script,pk_scriptlen);
calc_rmd160(0,rmd160,sha256,sizeof(sha256));
return(type);
}
int32_t iguana_scriptgen(struct iguana_info *coin,char *coinaddr,uint8_t *script,char *asmstr,uint8_t rmd160[20],uint8_t type,int32_t txi)
{
uint8_t addrtype; char rmd160str[41]; int32_t scriptlen = 0;
if ( type == IGUANA_SCRIPT_7688AC || type == IGUANA_SCRIPT_76AC )
addrtype = coin->chain->pubtype;
else addrtype = coin->chain->p2shtype;
btc_convrmd160(coinaddr,addrtype,rmd160);
init_hexbytes_noT(rmd160str,rmd160,20);
//printf("addrtype.%d\n",addrtype);
switch ( type )
{
case IGUANA_SCRIPT_NULL:
strcpy(asmstr,txi == 0 ? "coinbase" : "PoSbase");
coinaddr[0] = 0;
break;
case IGUANA_SCRIPT_76AC:
sprintf(asmstr,"OP_DUP %s OP_CHECKSIG",rmd160str);
break;
case IGUANA_SCRIPT_7688AC:
sprintf(asmstr,"OP_DUP OP_HASH160 %s OP_EQUALVERIFY OP_CHECKSIG",rmd160str);
break;
case IGUANA_SCRIPT_P2SH:
script[0] = 0xa9, script[1] = 0x14;
memcpy(&script[2],rmd160,20);
script[22] = 0x87;
sprintf(asmstr,"OP_HASH160 %s OP_EQUAL",coinaddr);
scriptlen = 23;
break;
case IGUANA_SCRIPT_OPRETURN: strcpy(asmstr,"OP_RETURN"); break;
case IGUANA_SCRIPT_3of3: strcpy(asmstr,"3 of 3 MSIG"); break;
case IGUANA_SCRIPT_2of3: strcpy(asmstr,"2 of 3 MSIG"); break;
case IGUANA_SCRIPT_1of3: strcpy(asmstr,"1 of 3 MSIG"); break;
case IGUANA_SCRIPT_2of2: strcpy(asmstr,"2 of 2 MSIG"); break;
case IGUANA_SCRIPT_1of2: strcpy(asmstr,"1 of 2 MSIG"); break;
case IGUANA_SCRIPT_MSIG: strcpy(asmstr,"NON-STANDARD MSIG"); break;
case IGUANA_SCRIPT_DATA: strcpy(asmstr,"DATA ONLY"); break;
case IGUANA_SCRIPT_STRANGE: strcpy(asmstr,"STRANGE SCRIPT"); break;
default: printf("unexpected script type\n"); break;
}
return(0);
}
char *iguana_txcreate(struct iguana_info *coin,uint8_t *space,int32_t maxlen,char *jsonstr)
{
struct iguana_txid T; struct iguana_msgvin *vins,*vin; struct iguana_msgvout *vouts,*vout;
char *redeemstr;
cJSON *array,*json,*item,*retjson = 0; bits256 scriptPubKey; int32_t i,numvins,numvouts,len = 0;
if ( (json= cJSON_Parse(jsonstr)) != 0 )
{
memset(&T,0,sizeof(T));
if ( (T.version= juint(json,"version")) == 0 )
T.version = 1;
if ( (T.locktime= juint(json,"locktime")) == 0 )
T.locktime = 0xffffffff;
vins = (struct iguana_msgvin *)&space[len];
if ( (array= jarray(&numvins,json,"vins")) != 0 )
{
len += sizeof(*vins) * numvins;
memset(vins,0,sizeof(*vins) * numvins);
//struct iguana_msgvin { bits256 prev_hash; uint8_t *script; uint32_t prev_vout,scriptlen,sequence; };
for (i=0; i<numvins; i++)
{
vin = &vins[i];
item = jitem(array,i);
vin->prev_hash = jbits256(item,"txid");
vin->prev_vout = juint(item,"vout");
vin->sequence = juint(item,"sequence");
scriptPubKey = jbits256(item,"scriptPubKey");
if ( bits256_nonz(scriptPubKey) > 0 )
{
if ( (redeemstr= jstr(item,"redeemScript")) == 0 )
{
vin->scriptlen = (int32_t)strlen(redeemstr);
if ( (vin->scriptlen & 1) != 0 )
{
free_json(json);
return(clonestr("{\"error\":\"odd redeemScript length\"}"));
}
vin->scriptlen >>= 1;
vin->script = &space[len], len += vin->scriptlen;
}
}
}
}
vouts = (struct iguana_msgvout *)&space[len];
if ( (array= jarray(&numvouts,json,"vouts")) != 0 )
{
len += sizeof(*vouts) * numvouts;
memset(vouts,0,sizeof(*vouts) * numvouts);
//struct iguana_msgvout { uint64_t value; uint32_t pk_scriptlen; uint8_t *pk_script; };
for (i=0; i<numvouts; i++)
{
vout = &vouts[i];
item = jitem(array,i);
printf("create vout\n");
}
}
T.numvins = numvins, T.numvouts = numvouts;
T.timestamp = (uint32_t)time(NULL);
if ( (len= iguana_ramtxbytes(coin,space,maxlen-len,&T.txid,&T,-1,vins,vouts)) > 0 )
{
}
free_json(json);
}
if ( retjson == 0 )
retjson = cJSON_Parse("{\"error\":\"couldnt create transaction\"}");
return(jprint(retjson,1));
}
/*
if ( bp_key_init(&key) != 0 && bp_key_secret_set(&key,privkey,32) != 0 )
{
if ( (T= calloc(1,sizeof(*T))) == 0 )
return(0);
*T = *refT; vin = &T->inputs[redeemi];
for (i=0; i<T->numinputs; i++)
strcpy(T->inputs[i].sigs,"00");
strcpy(vin->sigs,redeemscript);
vin->sequence = (uint32_t)-1;
T->nlocktime = 0;
//disp_cointx(&T);
emit_cointx(&hash2,data,sizeof(data),T,oldtx_format,SIGHASH_ALL);
//printf("HASH2.(%llx)\n",(long long)hash2.txid);
if ( bp_sign(&key,hash2.bytes,sizeof(hash2),&sig,&siglen) != 0 )
{
memcpy(sigbuf,sig,siglen);
sigbuf[siglen++] = SIGHASH_ALL;
init_hexbytes_noT(sigs[privkeyind],sigbuf,(int32_t)siglen);
strcpy(vin->sigs,"00");
for (i=0; i<n; i++)
{
if ( sigs[i][0] != 0 )
{
sprintf(vin->sigs + strlen(vin->sigs),"%02x%s",(int32_t)strlen(sigs[i])>>1,sigs[i]);
//printf("(%s).%ld ",sigs[i],strlen(sigs[i]));
}
}
len = (int32_t)(strlen(redeemscript)/2);
if ( len >= 0xfd )
sprintf(&vin->sigs[strlen(vin->sigs)],"4d%02x%02x",len & 0xff,(len >> 8) & 0xff);
else sprintf(&vin->sigs[strlen(vin->sigs)],"4c%02x",len);
sprintf(&vin->sigs[strlen(vin->sigs)],"%s",redeemscript);
//printf("after A.(%s) othersig.(%s) siglen.%02lx -> (%s)\n",hexstr,othersig != 0 ? othersig : "",siglen,vin->sigs);
//printf("vinsigs.(%s) %ld\n",vin->sigs,strlen(vin->sigs));
_emit_cointx(hexstr,sizeof(hexstr),T,oldtx_format);
//disp_cointx(&T);
free(T);
return(clonestr(hexstr));
}
*/
/*static char *validateretstr(struct iguana_info *coin,char *coinaddr)
{
char *retstr,buf[512]; cJSON *json;
if ( iguana_addressvalidate(coin,coinaddr) < 0 )
return(clonestr("{\"error\":\"invalid coin address\"}"));
sprintf(buf,"{\"agent\":\"ramchain\",\"coin\":\"%s\",\"method\":\"validate\",\"address\":\"%s\"}",coin->symbol,coinaddr);
if ( (json= cJSON_Parse(buf)) != 0 )
retstr = ramchain_coinparser(coin,"validate",json);
else return(clonestr("{\"error\":\"internal error, couldnt parse validate\"}"));
free_json(json);
return(retstr);
}
static char *validatepubkey(RPCARGS)
{
char *pubkeystr,coinaddr[128]; cJSON *retjson;
retjson = cJSON_CreateObject();
if ( params[0] != 0 && (pubkeystr= jstr(params[0],0)) != 0 )
{
if ( btc_coinaddr(coinaddr,coin->chain->pubval,pubkeystr) == 0 )
return(validateretstr(coin,coinaddr));
return(clonestr("{\"error\":\"cant convert pubkey\"}"));
}
return(clonestr("{\"error\":\"need pubkey\"}"));
}*/
char *makekeypair(struct iguana_info *coin)
{
struct iguana_waddress addr; char str[67]; cJSON *retjson = cJSON_CreateObject();

2
iguana/iguana_ramchain.c
View File

@ -375,7 +375,7 @@ uint32_t iguana_ramchain_addunspent20(struct iguana_info *coin,RAMCHAIN_FUNC,uin
u = &U[unspentind];
if ( scriptlen == -20 )
memcpy(rmd160,script,20);
else type = iguana_calcrmd160(coin,rmd160,msigs160,&M,&N,script,scriptlen,txid);
else type = iguana_calcrmd160(coin,rmd160,msigs160,&M,&N,script,scriptlen,txid,vout);
if ( ramchain->H.ROflag != 0 )
{
//printf("%p U[%d] txidind.%d pkind.%d\n",u,unspentind,ramchain->txidind,pkind);

14
iguana/iguana_rpc.c
View File

@ -724,9 +724,8 @@ char *SuperNET_rpcparse(struct supernet_info *myinfo,char *retbuf,int32_t bufsiz
*jsonflagp = 1;
if ( (filestr= OS_filestr(&filesize,"index7778.html")) == 0 )
{
SuperNET_htmlstr("index7778.html",retbuf,bufsize,0);
filestr = OS_filestr(&filesize,"index7778.html");
printf("created index7778.html size %ld\n",filesize);
if ( (filestr= SuperNET_htmlstr("index7778.html",retbuf,bufsize,0)) != 0 )
printf("created index7778.html size %ld\n",strlen(filestr));
}
return(filestr);
}
@ -911,11 +910,14 @@ int32_t iguana_getheadersize(char *buf,int32_t recvlen)
void iguana_rpcloop(void *args)
{
static char *jsonbuf;
uint16_t port; struct supernet_info *myinfo = args;
int32_t recvlen,flag,bindsock,postflag,contentlen,sock,remains,numsent,jsonflag,hdrsize,len;
socklen_t clilen; char remoteaddr[64],jsonbuf[8192],*buf,*retstr,*space;//,*retbuf; ,n,i,m
socklen_t clilen; char remoteaddr[64],*buf,*retstr,*space;//,*retbuf; ,n,i,m
struct sockaddr_in cli_addr; uint32_t ipbits,i,size = IGUANA_WIDTH*IGUANA_HEIGHT*16 + 512;
port = IGUANA_RPCPORT;
if ( jsonbuf == 0 )
jsonbuf = calloc(1,IGUANA_MAXPACKETSIZE);
while ( (bindsock= iguana_socket(1,"127.0.0.1",port)) < 0 )
exit(-1);
printf("iguana_rpcloop 127.0.0.1:%d bind sock.%d\n",port,bindsock);
@ -934,8 +936,8 @@ void iguana_rpcloop(void *args)
expand_ipbits(remoteaddr,ipbits);
//printf("RPC.%d for %x (%s)\n",sock,ipbits,ipaddr);
//printf("%p got.(%s) from %s | usock.%d ready.%u dead.%u\n",addr,H.command,addr->ipaddr,addr->usock,addr->ready,addr->dead);
memset(jsonbuf,0,sizeof(jsonbuf));
remains = (int32_t)(sizeof(jsonbuf) - 1);
memset(jsonbuf,0,IGUANA_MAXPACKETSIZE);
remains = (int32_t)(IGUANA_MAXPACKETSIZE - 1);
buf = jsonbuf;
recvlen = flag = 0;
retstr = 0;

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