包名重构

protocol/bt/peer/message/msg_request.go

@@ -0,0 +1,41 @@
+package message
+
+import (
+	"encoding/binary"
+)
+
+// request: <len=0013><id=6><index><begin><length>
+type Request struct {
+	Message
+	Index  uint32
+	Begin  uint32
+	Length uint32
+}
+
+func NewRequest(index uint32, begin uint32, length uint32) *Request {
+	return &Request{
+		Message: Message{
+			Length: 13,
+			ID:     IdRequest,
+		},
+		Index:  index,
+		Begin:  begin,
+		Length: length,
+	}
+}
+
+func (r *Request) Encode() []byte {
+	buf := make([]byte, 12)
+	binary.BigEndian.PutUint32(buf[0:4], r.Index)
+	binary.BigEndian.PutUint32(buf[4:8], r.Begin)
+	binary.BigEndian.PutUint32(buf[8:12], r.Length)
+	return append(r.Message.Encode(), buf...)
+}
+
+func (r *Request) Decode(buf []byte) Serialize {
+	r.Message.Decode(buf)
+	r.Length = binary.BigEndian.Uint32(buf[5:9])
+	r.Begin = binary.BigEndian.Uint32(buf[9:13])
+	r.Index = binary.BigEndian.Uint32(buf[13:17])
+	return r
+}