From 005a6a42decc57df20bed4eb3eda3764d93ce2e6 Mon Sep 17 00:00:00 2001
From: Yilun <zyl.skysniper@gmail.com>
Date: Fri, 21 Jun 2019 17:10:02 -0700
Subject: [PATCH] Reduce max number of inputs/outputs in transfer txn

Signed-off-by: Yilun <zyl.skysniper@gmail.com>
---
 consensus/moca/proposal.go | 2 +-
 core/transaction/input.go  | 3 +--
 net/node/localnode.go      | 6 +++---
 nknd.go                    | 2 +-
 4 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/consensus/moca/proposal.go b/consensus/moca/proposal.go
index abf983025..0ac83af17 100644
--- a/consensus/moca/proposal.go
+++ b/consensus/moca/proposal.go
@@ -225,7 +225,7 @@ func (consensus *Consensus) startRequestingProposal() {
 func (consensus *Consensus) receiveProposal(block *ledger.Block) error {
 	blockHash := block.Header.Hash()
 
-	log.Debugf("Receive block proposal %s", blockHash.ToHexString())
+	log.Infof("Receive block proposal %s", blockHash.ToHexString())
 
 	consensus.proposalLock.RLock()
 	defer consensus.proposalLock.RUnlock()
diff --git a/core/transaction/input.go b/core/transaction/input.go
index ad838b13f..44593f46c 100644
--- a/core/transaction/input.go
+++ b/core/transaction/input.go
@@ -5,7 +5,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"math"
 
 	"github.com/nknorg/nkn/common"
 	"github.com/nknorg/nkn/common/serialization"
@@ -21,7 +20,7 @@ type TxnInput struct {
 }
 
 // MaxRefIndex is the max of TxnInput.ReferTxOutputIndex
-const MaxRefIndex = int(math.MaxUint16)
+const MaxRefIndex = 667
 
 func (input *TxnInput) Serialize(w io.Writer) error {
 	_, err := input.ReferTxID.Serialize(w)
diff --git a/net/node/localnode.go b/net/node/localnode.go
index 07928cf82..7d78407ef 100644
--- a/net/node/localnode.go
+++ b/net/node/localnode.go
@@ -27,9 +27,9 @@ import (
 )
 
 const (
-	protocolVersion              = 1
-	minCompatibleProtocolVersion = 0
-	maxCompatibleProtocolVersion = 10
+	protocolVersion              = 11
+	minCompatibleProtocolVersion = 11
+	maxCompatibleProtocolVersion = 20
 )
 
 type LocalNode struct {
diff --git a/nknd.go b/nknd.go
index 66bc61ed6..f2e9579d1 100644
--- a/nknd.go
+++ b/nknd.go
@@ -37,7 +37,7 @@ import (
 )
 
 const (
-	TestNetVersionNum = 13
+	TestNetVersionNum = 14
 )
 
 var (