void encode(Message inObj, IoBuffer outBuffer)
{
//包头
outBuffer.Write(Message.PACKAGE_INDETIFIER); //包标识
int writePosOfLen = outBuffer.WritePos; //保存包长度写入位置
outBuffer.Write((int)0); //包长度，先点位
int writePosOfChkSum = outBuffer.WritePos; //保存包检验码写入位置
outBuffer.Write((int)0); //包检验码，先占位
//包体
int writePosOfBody = outBuffer.WritePos; //保存消息体写入位置
inObj.WriteBytes(outBuffer); //写消息体
int writePosNow = outBuffer.WritePos; //获取现在的写入位置
//回写长度
int msgBodyLen = writePosNow - writePosOfBody; //消息体写入的长度
outBuffer.WriteBack(msgBodyLen + 8, writePosOfLen); //重新写包长度，消息体N字节 + 长度字段4字节 + 检验码字段4字节
//加密
Encrypt.Tea16.EncryptInplace(outBuffer.Buffer, writePosOfBody, msgBodyLen);
//检验和
int hashCode = (int)Message.BPHash(outBuffer.Buffer, writePosOfBody, msgBodyLen);
outBuffer.WriteBack(hashCode, writePosOfChkSum); //写包检验和
}
public override bool setValue(IoBuffer ioBuffer, object value)
{
byte flag = Types.OBJECT;
TypeDef def = ProtocolCoder.instance.getTypeDef(value.GetType());
if (def == null)
{
if (ProtocolCoder.CanRegister(value.GetType()))
{
ProtocolCoder.instance.Register(value.GetType());
}
def = ProtocolCoder.instance.getTypeDef(value.GetType());
if (def == null)
{
Debuger.LogError("找不到对象的预定义：{0}", value.GetType().Name);
return(false);
}
}
// 类型标记，#### 0000
ioBuffer.Write(flag);
//名字哈希值
ioBuffer.Write(def.code);
// 字段数量
putVarInt32(ioBuffer, (int)def.fields.Length);
//获取当前要写入的位置
var writePos1 = ioBuffer.WritePos;
//对象长度字段先占位
ioBuffer.Write(0);
BeginParentLog(value.GetType().Name, def.fields.Length);
//Debuger.Log("{0} code:{1} 字段数:{2}", value, def.code, def.fields.Length);
// 遍历属性
for (int i = 0; i < def.fields.Length; i++)
{
AddLogNewLine(def.fields[i].Name + ": ");//加个分隔符
if (!ProtocolCoder.instance.Encode(ioBuffer, def.fields[i].GetValue(value)))
{
return(false);
}
AddLog(",");//加个分隔符
}
EndParentLog();
//再次获取当前要写入的位置
var writePos2 = ioBuffer.WritePos;
//两个位置相减得到对象的序列化大小
var objectLen = writePos2 - writePos1;
//更新序列化大小字段
ioBuffer.WriteBack(objectLen, writePos1);
return(true);
}