From 9a3f83d493646dfed633a3d19649ef7d6ab77322 Mon Sep 17 00:00:00 2001
From: Josh Rickmar <jrick@conformal.com>
Date: Mon, 23 Jun 2014 21:39:04 -0500
Subject: [PATCH] Switch bytes.Buffer to Reader where possible.

bytes.Reader is a little bit more efficient than a bytes.Buffer when
just reading, so in situations where only an io.Reader is needed (for
Block and Tx deserialization), switch to a bytes.Reader.

ok @davecgh
---
 block.go | 2 +-
 tx.go    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/block.go b/block.go
index 13e10d5..0e5e514 100644
--- a/block.go
+++ b/block.go
@@ -208,7 +208,7 @@ func NewBlock(msgBlock *btcwire.MsgBlock) *Block {
 func NewBlockFromBytes(serializedBlock []byte) (*Block, error) {
 	// Deserialize the bytes into a MsgBlock.
 	var msgBlock btcwire.MsgBlock
-	br := bytes.NewBuffer(serializedBlock)
+	br := bytes.NewReader(serializedBlock)
 	err := msgBlock.Deserialize(br)
 	if err != nil {
 		return nil, err
diff --git a/tx.go b/tx.go
index e3c1cc2..1660bf0 100644
--- a/tx.go
+++ b/tx.go
@@ -74,7 +74,7 @@ func NewTx(msgTx *btcwire.MsgTx) *Tx {
 func NewTxFromBytes(serializedTx []byte) (*Tx, error) {
 	// Deserialize the bytes into a MsgTx.
 	var msgTx btcwire.MsgTx
-	br := bytes.NewBuffer(serializedTx)
+	br := bytes.NewReader(serializedTx)
 	err := msgTx.Deserialize(br)
 	if err != nil {
 		return nil, err