From 278971936f5bd3faf72c1d9a317e4fee06228ad2 Mon Sep 17 00:00:00 2001
From: Tadge Dryja <tadge@lightning.network>
Date: Wed, 20 Jan 2016 21:27:58 -0800
Subject: [PATCH] pass network parameters as function arg

---
 uspv/keyfileio.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/uspv/keyfileio.go b/uspv/keyfileio.go
index 0bebe4de..ec359edf 100644
--- a/uspv/keyfileio.go
+++ b/uspv/keyfileio.go
@@ -155,7 +155,8 @@ func SaveKeyToFileArg(filename string, priv32 *[32]byte, pass []byte) error {
 // ReadKeyFileToECPriv returns an extendedkey from a file.
 // If there's no file there, it'll make one.  If there's a password needed,
 // it'll prompt for one.  One stop function.
-func ReadKeyFileToECPriv(filename string) (*hdkeychain.ExtendedKey, error) {
+func ReadKeyFileToECPriv(
+	filename string, p *chaincfg.Params) (*hdkeychain.ExtendedKey, error) {
 	key32 := new([32]byte)
 	_, err := os.Stat(filename)
 	if err != nil {
@@ -183,7 +184,7 @@ func ReadKeyFileToECPriv(filename string) (*hdkeychain.ExtendedKey, error) {
 		return nil, err
 	}
 
-	rootpriv, err := hdkeychain.NewMaster(key[:], &chaincfg.TestNet3Params)
+	rootpriv, err := hdkeychain.NewMaster(key[:], p)
 	if err != nil {
 		return nil, err
 	}