Support for import/export hex encoded keys, closes #635

1 files changed, 12 insertions, 0 deletions

diff --git a/common/bytes.go b/common/bytes.go
index 5bdacd810..ba180ac94 100644
--- a/common/bytes.go
+++ b/common/bytes.go
@@ -147,6 +147,18 @@ func Hex2Bytes(str string) []byte {
 	return h
 }
 
+func HexBytes2Bytes(d []byte) []byte {
+	r := make([]byte, hex.DecodedLen(len(d)))
+	hex.Decode(r, d)
+	return r
+}
+
+func Bytes2HexBytes(d []byte) []byte {
+	r := make([]byte, hex.EncodedLen(len(d)))
+	hex.Encode(r, d)
+	return r
+}
+
 func StringToByteFunc(str string, cb func(str string) []byte) (ret []byte) {
 	if len(str) > 1 && str[0:2] == "0x" && !strings.Contains(str, "\n") {
 		ret = Hex2Bytes(str[2:])