From fa1da2cb917cf4dfccbe49d44c5741eec0e0bb65 Mon Sep 17 00:00:00 2001
From: Anastasia Prasolova <a-prasolova1507@yandex.ru>
Date: Wed, 5 Dec 2018 22:04:31 +0300
Subject: [PATCH] Function to get private key from ASN.1 serialized structure
 (#109)

* func to get privkey from raw bytes

* comments fix

* review fixes; version

* version
---
 VERSION                   |  2 +-
 pkg/wallet/private_key.go | 10 ++++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/VERSION b/VERSION
index cbb488ee2..00de776e1 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.45.12
+0.45.14
diff --git a/pkg/wallet/private_key.go b/pkg/wallet/private_key.go
index 42ba4e483..ff05bb8e6 100644
--- a/pkg/wallet/private_key.go
+++ b/pkg/wallet/private_key.go
@@ -6,6 +6,7 @@ import (
 	"crypto/elliptic"
 	"crypto/rand"
 	"crypto/sha256"
+	"crypto/x509"
 	"encoding/hex"
 	"errors"
 	"fmt"
@@ -57,6 +58,15 @@ func NewPrivateKeyFromBytes(b []byte) (*PrivateKey, error) {
 	return &PrivateKey{b}, nil
 }
 
+// NewPrivateKeyFromRawBytes returns a NEO PrivateKey from the ASN.1 serialized keys.
+func NewPrivateKeyFromRawBytes(b []byte) (*PrivateKey, error) {
+	privkey, err := x509.ParseECPrivateKey(b)
+	if err != nil {
+		return nil, err
+	}
+	return NewPrivateKeyFromBytes(privkey.D.Bytes())
+}
+
 // PublicKey derives the public key from the private key.
 func (p *PrivateKey) PublicKey() ([]byte, error) {
 	var (