diff --git a/vendor/github.com/skydive-project/goloxi/encoder.go b/vendor/github.com/skydive-project/goloxi/encoder.go
new file mode 100644
index 0000000..e67b2f8
--- /dev/null
+++ b/vendor/github.com/skydive-project/goloxi/encoder.go
@@ -0,0 +1,62 @@
+package goloxi
+
+import (
+	"bytes"
+	"encoding/binary"
+)
+
+type Encoder struct {
+	buffer *bytes.Buffer
+}
+
+func NewEncoder() *Encoder {
+	return &Encoder{
+		buffer: new(bytes.Buffer),
+	}
+}
+
+func (e *Encoder) PutChar(c byte) {
+	e.buffer.WriteByte(c)
+}
+
+func (e *Encoder) PutUint8(i uint8) {
+	e.buffer.WriteByte(i)
+}
+
+func (e *Encoder) PutUint16(i uint16) {
+	var tmp [2]byte
+	binary.BigEndian.PutUint16(tmp[0:2], i)
+	e.buffer.Write(tmp[:])
+}
+
+func (e *Encoder) PutUint32(i uint32) {
+	var tmp [4]byte
+	binary.BigEndian.PutUint32(tmp[0:4], i)
+	e.buffer.Write(tmp[:])
+}
+
+func (e *Encoder) PutUint64(i uint64) {
+	var tmp [8]byte
+	binary.BigEndian.PutUint64(tmp[0:8], i)
+	e.buffer.Write(tmp[:])
+}
+
+func (e *Encoder) PutUint128(i Uint128) {
+	var tmp [16]byte
+	binary.BigEndian.PutUint64(tmp[0:8], i.Hi)
+	binary.BigEndian.PutUint64(tmp[8:16], i.Lo)
+	e.buffer.Write(tmp[:])
+}
+
+func (e *Encoder) Write(b []byte) {
+	e.buffer.Write(b)
+}
+
+func (e *Encoder) Bytes() []byte {
+	return e.buffer.Bytes()
+}
+
+func (e *Encoder) SkipAlign() {
+	length := len(e.buffer.Bytes())
+	e.Write(bytes.Repeat([]byte{0}, (length+7)/8*8-length))
+}