From 6eaf4908fb15f3f4727d63af0f37a040ff9099ae Mon Sep 17 00:00:00 2001
From: Olaoluwa Osuntokun <laolu32@gmail.com>
Date: Sun, 22 May 2016 22:04:05 -0700
Subject: [PATCH] uspv: update to new upstream btcd api to fix compile errors

---
 shell.go             |  2 +-
 uspv/hardmode.go     |  2 +-
 uspv/msghandler.go   |  2 +-
 uspv/sortsignsend.go | 11 ++++++-----
 uspv/txstore.go      |  7 ++++---
 uspv/utxodb.go       |  2 +-
 6 files changed, 14 insertions(+), 12 deletions(-)

diff --git a/shell.go b/shell.go
index b42d5d012..ebf8cea25 100644
--- a/shell.go
+++ b/shell.go
@@ -30,7 +30,7 @@ const (
 )
 
 var (
-	Params = &chaincfg.SegNetParams
+	Params = &chaincfg.SegNet4Params
 	SCon   uspv.SPVCon // global here for now
 )
 
diff --git a/uspv/hardmode.go b/uspv/hardmode.go
index 8f6d2465e..12ddab5de 100644
--- a/uspv/hardmode.go
+++ b/uspv/hardmode.go
@@ -26,7 +26,7 @@ func BlockOK(blk wire.MsgBlock) bool {
 
 	for _, tx := range blk.Transactions { // make slice of (w)/txids
 		txid := tx.TxSha()
-		wtxid := tx.WTxSha()
+		wtxid := tx.WitnessHash()
 		if !witMode && !txid.IsEqual(&wtxid) {
 			witMode = true
 		}
diff --git a/uspv/msghandler.go b/uspv/msghandler.go
index 922612765..fc6f92caf 100644
--- a/uspv/msghandler.go
+++ b/uspv/msghandler.go
@@ -203,7 +203,7 @@ func (s *SPVCon) GetDataHandler(m *wire.MsgGetData) {
 				log.Printf("error getting tx %s: %s",
 					thing.Hash.String(), err.Error())
 			}
-			tx.Flags = 0x00 // dewitnessify
+			//tx.Flags = 0x00 // dewitnessify
 			s.outMsgQueue <- tx
 			sent++
 			continue
diff --git a/uspv/sortsignsend.go b/uspv/sortsignsend.go
index be208a52f..9e324b5dd 100644
--- a/uspv/sortsignsend.go
+++ b/uspv/sortsignsend.go
@@ -6,6 +6,7 @@ import (
 	"log"
 	"sort"
 
+	"github.com/roasbeef/btcd/blockchain"
 	"github.com/roasbeef/btcd/txscript"
 	"github.com/roasbeef/btcd/wire"
 	"github.com/roasbeef/btcutil"
@@ -124,7 +125,7 @@ func (s *SPVCon) SendOne(u Utxo, adr btcutil.Address) error {
 
 	var prevPKs []byte
 	if u.IsWit {
-		tx.Flags = 0x01
+		//tx.Flags = 0x01
 		wa, err := btcutil.NewAddressWitnessPubKeyHash(
 			s.TS.Adrs[u.KeyIdx].PkhAdr.ScriptAddress(), s.TS.Param)
 		prevPKs, err = txscript.PayToAddrScript(wa)
@@ -143,7 +144,7 @@ func (s *SPVCon) SendOne(u Utxo, adr btcutil.Address) error {
 
 	var sig []byte
 	var wit [][]byte
-	hCache := txscript.CalcHashCache(tx, 0, txscript.SigHashAll)
+	hCache := txscript.NewTxSigHashes(tx)
 
 	child, err := s.TS.rootPrivKey.Child(u.KeyIdx + hdkeychain.HardenedKeyStart)
 
@@ -251,7 +252,7 @@ func (s *SPVCon) SendCoins(adrs []btcutil.Address, sendAmts []int64) error {
 		// these are all zeroed out during signing but it's an easy way to keep track
 		var prevPKs []byte
 		if utxo.IsWit {
-			tx.Flags = 0x01
+			//tx.Flags = 0x01
 			wa, err := btcutil.NewAddressWitnessPubKeyHash(
 				s.TS.Adrs[utxo.KeyIdx].PkhAdr.ScriptAddress(), s.TS.Param)
 			prevPKs, err = txscript.PayToAddrScript(wa)
@@ -315,7 +316,7 @@ func (s *SPVCon) SendCoins(adrs []btcutil.Address, sendAmts []int64) error {
 
 	// generate tx-wide hashCache for segwit stuff
 	// middle index number doesn't matter for sighashAll.
-	hCache := txscript.CalcHashCache(tx, 0, txscript.SigHashAll)
+	hCache := txscript.NewTxSigHashes(tx)
 
 	for i, txin := range tx.TxIn {
 		// pick key
@@ -408,7 +409,7 @@ func EstFee(otx *wire.MsgTx, spB int64) int64 {
 		}
 	}
 	fmt.Printf(TxToString(tx))
-	size := int64(tx.VirtualSize())
+	size := int64(blockchain.GetTxVirtualSize(btcutil.NewTx(tx)))
 	fmt.Printf("%d spB, est vsize %d, fee %d\n", spB, size, size*spB)
 	return size * spB
 }
diff --git a/uspv/txstore.go b/uspv/txstore.go
index 0fa9dce00..239db0ca3 100644
--- a/uspv/txstore.go
+++ b/uspv/txstore.go
@@ -7,6 +7,7 @@ import (
 	"log"
 	"sync"
 
+	"github.com/roasbeef/btcd/blockchain"
 	"github.com/roasbeef/btcd/chaincfg"
 
 	"github.com/boltdb/bolt"
@@ -139,9 +140,9 @@ func CheckDoubleSpends(
 
 // TxToString prints out some info about a transaction. for testing / debugging
 func TxToString(tx *wire.MsgTx) string {
-	str := fmt.Sprintf("size %d vsize %d wsize %d locktime %d flag %x txid %s\n",
-		tx.SerializeSize(), tx.VirtualSize(), tx.SerializeSizeWitness(),
-		tx.LockTime, tx.Flags, tx.TxSha().String())
+	str := fmt.Sprintf("size %d vsize %d wsize %d locktime %d txid %s\n",
+		tx.SerializeSize(), blockchain.GetTxVirtualSize(btcutil.NewTx(tx)),
+		tx.SerializeSize(), tx.LockTime, tx.TxSha().String())
 	for i, in := range tx.TxIn {
 		str += fmt.Sprintf("Input %d spends %s\n", i, in.PreviousOutPoint.String())
 		str += fmt.Sprintf("\tSigScript: %x\n", in.SignatureScript)
diff --git a/uspv/utxodb.go b/uspv/utxodb.go
index d9a037f38..4d20635c7 100644
--- a/uspv/utxodb.go
+++ b/uspv/utxodb.go
@@ -486,7 +486,7 @@ func (ts *TxStore) Ingest(tx *wire.MsgTx, height int32) (uint32, error) {
 
 		// if hits is nonzero it's a relevant tx and we should store it
 		var buf bytes.Buffer
-		tx.SerializeWitness(&buf) // always store witness version
+		tx.Serialize(&buf)
 		err = txns.Put(cachedSha.Bytes(), buf.Bytes())
 		if err != nil {
 			return err