From 008622d468791299cc279f449fc70072d223e1fc Mon Sep 17 00:00:00 2001
From: Miguel Mota <miguelmota2@gmail.com>
Date: Sun, 8 Jul 2018 15:18:36 -0700
Subject: [PATCH] fix NewSeed

---
 example/test.go | 61 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 example/test.go

diff --git a/example/test.go b/example/test.go
new file mode 100644
index 0000000..6afc1aa
--- /dev/null
+++ b/example/test.go
@@ -0,0 +1,61 @@
+package main
+
+import (
+	"fmt"
+	"log"
+
+	b58 "github.com/jbenet/go-base58"
+	"github.com/tyler-smith/go-bip32"
+	//"crypto/ecdsa"
+	"github.com/ethereum/go-ethereum/common/hexutil"
+	"github.com/ethereum/go-ethereum/crypto"
+)
+
+// Example address creation for a fictitious company ComputerVoice Inc. where
+// each department has their own wallet to manage
+func main() {
+	// Generate a seed to determine all keys from.
+	// This should be persisted, backed up, and secured
+	seed, err := bip32.NewSeed()
+	if err != nil {
+		log.Fatalln("Error generating seed:", err)
+	}
+
+	// Create master private key from seed
+	mykey, _ := bip32.NewMasterKey(seed)
+
+	//b := b58.Decode(mykey.String())
+	b := b58.Decode("xprv9s21ZrQH143K2NnbbBMx4PjUfH86np8AAg648kmgWS2mgeockC5EZNZXXaQ1bt9Mga7UfbKS6kxrCfaPoL5gMto4oAoXkqHmEHm4FifH9uA")
+	fmt.Println(len(b))
+
+	fmt.Println(len(b[46:78]))
+
+	var raw []byte
+	raw = append(raw, bip32.PrivateWalletVersion...)
+	raw = append(raw, mykey.Depth)
+	raw = append(raw, mykey.FingerPrint...)
+	raw = append(raw, mykey.ChildNumber...)
+	raw = append(raw, mykey.ChainCode...)
+	raw = append(raw, b[46:78]...)
+
+	//bip32.PrivateWalletVersion+computerVoiceMasterKey.Depth
+	//raw = version+depth+fpr+child+chain+data
+
+	fmt.Println(raw)
+	fmt.Println(len(raw))
+
+	k, err := crypto.ToECDSA(b[46:78])
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	fmt.Println(k)
+
+	key := crypto.FromECDSA(k)
+
+	fmt.Println(hexutil.Encode(key))
+
+	//crypto.FromECDSA(privateKey), nil
+	//prv := computerVoiceMasterKey.(*ecdsa.PrivateKey)
+	//fmt.Println(prv)
+}