增加AdjLsaAdjacencyList的编解码函数

extensions/TlvMlsrExtention.go

@@ -23,5 +23,6 @@ const (
 	TlvMlsrAdjLsaLinkCost = 423			// 链路开销
 	TlvMlsrAdjLsaLogicFaceUri = 424 	// LogicFace前缀
 	TlvMlsrAdjLsaAdjacencyInfo = 425 	// 单条邻接LSA信息
+	TlvMlsrAdjLsaAdjacencyList = 426    // 一个邻接LSA包含的所有邻接信息
 )
 

lsa/AdjLsaAdjacencyList.go

@@ -12,6 +12,7 @@ import (
 	"errors"
 	"minlib/component"
 	"minlib/encoding"
+	"mlsr/extensions"
 )
 
 //  为邻接信息的数组起一个别称
@@ -335,11 +336,76 @@ func (l *AdjLsaAdjacenctList) getLogicFaceId(uri *AdjLsaLogicFaceUri) (uint64,er
 	return -1,nil
 }
 
-// todo:有待实现编码解码
+//
+//  WireEncode
+//  @Description: 线速编码
+//  @receiver l
+//  @param encoder
+//  @return int
+//  @return error
+//
 func (l *AdjLsaAdjacenctList) WireEncode(encoder *encoding.Encoder) (int,error) {
-	panic("")
+	// 判断列表长度，为0则抛出错误
+	if len(l.lsaAdjacencys)==0 {
+		return 0,errors.New("Invalid AdjLsaAdjacencyList, expect at least one AdjLsaAdjacencyInfo!")
+	}
+	totalLength := 0
+	// 编码 TLV-VALUE
+	// 反向遍历，可以保证解码的时候正向输出
+	for i:=len(l.lsaAdjacencys)-1; i>=0; i-- {
+		if l.lsaAdjacencys[i]==nil {
+			continue
+		}
+		tmpLen,err := l.lsaAdjacencys[i].WireEncode(encoder)
+		if err != nil {
+			return 0, err
+		}
+		totalLength += tmpLen
+	}
+
+	// 编码 TLV-LENGTH
+	tmpLen, err := encoder.PrependVarNumber(encoding.VlInt(totalLength))
+	if err != nil {
+		return 0, err
+	}
+	totalLength += tmpLen
+
+	// 编码 TLV-TYPE
+	tmpLen, err = encoder.PrependVarNumber(extensions.TlvMlsrAdjLsaAdjacencyList)
+	if err != nil {
+		return 0, err
+	}
+	totalLength += tmpLen
+
+	return totalLength,nil
 }
 
+//
+//  WireDecode
+//  @Description: 线速解码
+//  @receiver l
+//  @param block
+//  @return error
+//
 func (l *AdjLsaAdjacenctList) WireDecode(block *encoding.Block) error {
-	panic("")
+	// 检查 TLV-TYPE 是否正确
+	if err := encoding.ExpectType(block.GetType(), extensions.TlvMlsrAdjLsaAdjacencyList); err != nil {
+		return err
+	}
+
+	// 解析子 TLV
+	if err := block.ParseSubElements(); err != nil {
+		return err
+	}
+	adjacencyContainer := make(LsaAdjacencyContainer, len(block.GetSubElements()))
+	for index, element := range block.GetSubElements() {
+		var newAdjacencyInfo *AdjLsaAdjacencyInfo
+		err := newAdjacencyInfo.WireDecode(element)
+		if err != nil {
+			return err
+		}
+		adjacencyContainer[index] = newAdjacencyInfo
+	}
+	l.lsaAdjacencys = adjacencyContainer
+	return nil
 }