diff --git a/src/cc/gateways.cpp b/src/cc/gateways.cpp index c91cc4763..d575c5559 100644 --- a/src/cc/gateways.cpp +++ b/src/cc/gateways.cpp @@ -41,6 +41,14 @@ deposit addr can be 1 to MofN pubkeys 1:1 gateway with native coin + In order to create a new gateway it is necessary to follow some strict steps. + 1. create a token with the max possible supply that will be issued + 2. transfer 100% of them to the gateways CC's global pubkey's asset CC address. (yes it is a bit confusing) + 3. create an oracle with the identical name, ie. KMD and format must start with Ihh (height, blockhash, merkleroot) + 4. register a publisher and fund it with a subscribe. there will be a special client app that will automatically publish the merkleroots. + 5. Now a gatewaysbind can bind an external coin to an asset, along with the oracle for the merkleroots + + usage: ./c tokencreate KMD 1000000 KMD_equivalent_token_for_gatewaysCC a7398a8748354dd0a3f8d07d70e65294928ecc3674674bb2d9483011ccaa9a7a @@ -59,6 +67,8 @@ f9499d8bb04ffb511fcec4838d72e642ec832558824a2ce5aed87f1f686f8102 ./c gatewaysbind a7398a8748354dd0a3f8d07d70e65294928ecc3674674bb2d9483011ccaa9a7a 1f1aefcca2bdea8196cfd77337fb21de22d200ddea977c2f9e8742c55829d808 KMD 100000000000000 1 1 02ebc786cb83de8dc3922ab83c21f3f8a2f3216940c3bf9da43ce39e2a3a882c92 + abc09a431d6c720f56fd324f1d2ab23d42dc34fd9e0fa2fad40d6eddb903f9a4 + */ @@ -67,7 +77,7 @@ CScript EncodeGatewaysBindOpRet(uint8_t funcid,std::string coin,uint256 tokenid,int64_t totalsupply,uint256 oracletxid,uint8_t M,uint8_t N,std::vector pubkeys,uint8_t taddr,uint8_t prefix,uint8_t prefix2) { CScript opret; uint8_t evalcode = EVAL_GATEWAYS; - opret << OP_RETURN << E_MARSHAL(ss << evalcode << funcid << coin << prefix << prefix2 << taddr << tokenid << totalsupply << M << N << pubkeys); + opret << OP_RETURN << E_MARSHAL(ss << evalcode << funcid << coin << prefix << prefix2 << taddr << tokenid << totalsupply << M << N << pubkeys << oracletxid); return(opret); } @@ -96,7 +106,7 @@ uint8_t DecodeGatewaysBindOpRet(char *depositaddr,const CScript &scriptPubKey,st GetOpReturnData(scriptPubKey, vopret); script = (uint8_t *)vopret.data(); depositaddr[0] = 0; - if ( vopret.size() > 2 && E_UNMARSHAL(vopret,ss >> e; ss >> f; ss >> coin; ss >> prefix; ss >> prefix2; ss >> taddr; ss >> tokenid; ss >> totalsupply; ss >> M; ss >> N; ss >> pubkeys) != 0 ) + if ( vopret.size() > 2 && E_UNMARSHAL(vopret,ss >> e; ss >> f; ss >> coin; ss >> prefix; ss >> prefix2; ss >> taddr; ss >> tokenid; ss >> totalsupply; ss >> M; ss >> N; ss >> pubkeys; ss >> oracletxid) != 0 ) { if ( prefix == 60 ) { @@ -233,11 +243,12 @@ int64_t AddGatewaysInputs(struct CCcontract_info *cp,CMutableTransaction &mtx,CP UniValue GatewaysInfo(uint256 bindtxid) { - UniValue result(UniValue::VOBJ); std::string coin; char str[65],numstr[65],depositaddr[64]; uint8_t M,N; std::vector pubkeys; uint8_t taddr,prefix,prefix2; uint256 tokenid,oracletxid,hashBlock; CTransaction tx; CMutableTransaction mtx; CPubKey Gatewayspk; struct CCcontract_info *cp,C; int64_t totalsupply,remaining; + UniValue result(UniValue::VOBJ),a(UniValue::VARR); std::string coin; char str[67],numstr[65],depositaddr[64],gatewaysassets[64]; uint8_t M,N; std::vector pubkeys; uint8_t taddr,prefix,prefix2; uint256 tokenid,oracletxid,hashBlock; CTransaction tx; CMutableTransaction mtx; CPubKey Gatewayspk; struct CCcontract_info *cp,C; int64_t totalsupply,remaining; result.push_back(Pair("result","success")); result.push_back(Pair("name","Gateways")); cp = CCinit(&C,EVAL_GATEWAYS); Gatewayspk = GetUnspendable(cp,0); + _GetCCaddress(gatewaysassets,EVAL_ASSETS,gatewayspk); if ( GetTransaction(bindtxid,tx,hashBlock,false) != 0 ) { if ( tx.vout.size() > 0 && DecodeGatewaysBindOpRet(depositaddr,tx.vout[tx.vout.size()-1].scriptPubKey,coin,tokenid,totalsupply,oracletxid,M,N,pubkeys,taddr,prefix,prefix2) != 0 && M <= N && N > 0 ) @@ -247,7 +258,10 @@ UniValue GatewaysInfo(uint256 bindtxid) { result.push_back(Pair("M",M)); result.push_back(Pair("N",N)); - } + for (i=0; i