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Add nspv_broadcast, to all parts: rpc, superlite, full node

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A good example of how to add a new nSPV message, with corresponding rpc
support
This commit is contained in:
jl777
2019-07-05 23:26:01 -11:00
parent ffd7509692
commit cf4b5323fd
5 changed files with 123 additions and 10 deletions
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47
src/komodo_nSPV_fullnode.h
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@@ -195,6 +195,26 @@ uint8_t *NSPV_getrawtx(uint256 &hashBlock,uint16_t *txlenp,uint256 txid)
return(rawtx);
}
int32_t NSPV_sendrawtransaction(struct NSPV_broadcastresp *ptr,uint8_t *tx,int32_t n)
{
CTransaction tx; std::string rawtx;
ptr->retcode = 0;
rawtx.resize(n*2+1);
init_hexbytes_noT(rawtx.data(),tx,n);
fprintf(stderr,"rawtx.(%s)\n",rawtx.c_str());
if ( DecodeHexTx(tx,rawtx) != 0 )
{
ptr->txid = tx.GetHash();
if ( myAddtomempool(tx) != 0 )
{
fprintf(stderr,"relay transaction %s\n",ptr->txid.GetHex().c_str());
RelayTransaction(tx);
ptr->retcode = 1;
} else ptr->retcode = 0;
} else ptr->retcode = -1;
return(sizeof(*ptr));
}
int32_t NSPV_gettxproof(struct NSPV_txproof *ptr,uint256 txid,int32_t height)
{
int32_t flag = 0,len = 0; uint256 hashBlock; CBlock block; CBlockIndex *pindex;
@@ -458,7 +478,32 @@ void komodo_nSPVreq(CNode *pfrom,std::vector<uint8_t> request) // received a req
}
}
}
}
else if ( request[0] == NSPV_BROADCAST )
{
if ( timestamp > pfrom->prevtimes[ind] )
{
struct NSPV_broadcastresp B; uint16_t n,offset; uint256 txid;
if ( len > 1+sizeof(txid)+sizeof(n) )
{
iguana_rwbignum(0,&request[1],sizeof(txid),(uint8_t *)&txid);
iguana_rwnum(0,&request[1+sizeof(txid)],sizeof(n),&n);
memset(&B,0,sizeof(B));
offset = 1 + sizeof(txid) + sizeof(n);
if ( request.size() == offset+n && (slen= NSPV_sendrawtransaction(&B,&request[offset],n)) > 0 )
{
response.resize(1 + slen);
response[0] = NSPV_BROADCASTRESP;
if ( NSPV_rwbroadcastresp(1,&response[1],&B) == slen )
{
pfrom->PushMessage("nSPV",response);
pfrom->prevtimes[ind] = timestamp;
}
NSPV_broadcast_purge(&S);
}
}
}
}
}
}
#endif // KOMODO_NSPVFULLNODE_H