/// <summary>
/// 向设备查询Error Code的详细解释
/// 通过该功能，主机可向设备查询每个Error Code的详细英文解释。
/// ！！！注意：一次请求只能查询一个error code的解释。
/// </summary>
/// <param name="destid"></param>
/// <param name="data"></param>
/// <returns></returns>
public static byte[] ExplainError(byte destid, ushort error)
{
byte [] donedata;
byte[] data = GetData(error);
PrepareData.Msg_Bus _frame = new PrepareData.Msg_Bus();
_frame.flag = PrepareData.BUS_FRAME_FLAG;
_frame.srcID = MSGEncoding.srcID;
_frame.destID = destid;
_frame.msgDir = (byte)MSGEncoding.MsgDir.Request;
_frame.msgVer = MSGEncoding.msgVer;
_frame.msgType = (byte)MSGEncoding.MsgType.GetErrorInfo;
_frame.msgSubType = (byte)MSGEncoding.Other.GetErrorInfo;
_frame.dataLen = (ushort)data.Length;
donedata = PrepareData.MergeMsg(ref _frame, data);
return(donedata);
}
/// <summary>
/// LoopBack测试一般只会用在文件传输上，指定的文件的内容通过CRC校验可以确保是否一样
/// 无须按字节对比，或者equal 还是字节对比快
/// </summary>
/// <param name="destid"></param>
/// <param name="testlen"></param>
/// <returns></returns>
public static byte[] LoopTest(byte destid, ushort testlen)
{
byte[] donedata;
byte[] data = GetData(testlen);
PrepareData.Msg_Bus _frame = new PrepareData.Msg_Bus();
_frame.flag = PrepareData.BUS_FRAME_FLAG;
_frame.srcID = MSGEncoding.srcID;
_frame.destID = destid;
_frame.msgDir = (byte)MSGEncoding.MsgDir.Request;
_frame.msgVer = MSGEncoding.msgVer;
_frame.msgType = (byte)MSGEncoding.MsgType.ReadBuffer;
_frame.msgSubType = (byte)MSGEncoding.ReadBuffer.ReadCO2Cache;
_frame.dataLen = (ushort)data.Length;
donedata = PrepareData.MergeMsg(ref _frame, data);
return(donedata);
}
/// <summary>
/// 上传升级文件到设备
/// </summary>
/// <param name="destid"></param>
/// <param name="data"></param>
/// <returns></returns>
public static byte[] UpGradeFile(byte destid, WriteFile.Parameter para)
{
byte[] donedata;
byte[] tempdata = GetData(para, (int)FileType.UpGradeFile);
PrepareData.Msg_Bus _frame = new PrepareData.Msg_Bus();
_frame.flag = PrepareData.BUS_FRAME_FLAG;
_frame.srcID = MSGEncoding.srcID;
_frame.destID = destid;
_frame.msgDir = (byte)MSGEncoding.MsgDir.Request;
_frame.msgVer = MSGEncoding.msgVer;
_frame.msgType = (byte)MSGEncoding.MsgType.WriteFile;
_frame.msgSubType = (byte)MSGEncoding.WriteFile.UpGradeFile;
_frame.dataLen = (ushort)tempdata.Length;
donedata = PrepareData.MergeMsg(ref _frame, tempdata);
return(donedata);
}
/// <summary>
/// 读取指定配置文件，从x位置开始的n个字节数据
/// </summary>
/// <param name="destid"></param>
/// <param name="data"></param>
/// <returns></returns>
public static byte[] ReadDataFile(byte destid, ReadFile.Parameter para)
{
byte[] donedata;
byte[] data = GetData(para);
PrepareData.Msg_Bus _frame = new PrepareData.Msg_Bus();
_frame.flag = PrepareData.BUS_FRAME_FLAG;
_frame.srcID = MSGEncoding.srcID;
_frame.destID = destid;
_frame.msgDir = (byte)MSGEncoding.MsgDir.Request;
_frame.msgVer = MSGEncoding.msgVer;
_frame.msgType = (byte)MSGEncoding.MsgType.ReadFile;
_frame.msgSubType = (byte)MSGEncoding.ReadFile.ReadDataFile;
_frame.dataLen = (ushort)data.Length;
donedata = PrepareData.MergeMsg(ref _frame, data);
return(donedata);
}
/// <summary>
/// 查询设备状态
/// </summary>
/// <param name="destid"></param>
/// <param name="data"></param>
/// <returns></returns>
public static byte[] GetDevStatus(byte destid, ushort[] unit)
{
byte[] donedata;
byte[] data = GetData(unit);
PrepareData.Msg_Bus _frame = new PrepareData.Msg_Bus();
_frame.flag = PrepareData.BUS_FRAME_FLAG;
_frame.srcID = MSGEncoding.srcID;
_frame.destID = destid;
_frame.msgDir = (byte)MSGEncoding.MsgDir.Request;
_frame.msgVer = MSGEncoding.msgVer;
_frame.msgType = (byte)MSGEncoding.MsgType.ReadUnit;
_frame.msgSubType = (byte)MSGEncoding.ReadUint.GetDevStatus;
_frame.dataLen = (ushort)data.Length;
donedata = PrepareData.MergeMsg(ref _frame, data);
return(donedata);
}
//写数据
public static byte[] WriteData(byte destid, Dictionary <string, string> datadict)
{
byte[] donedata;
byte[] data = GetData(datadict);
PrepareData.Msg_Bus _frame = new PrepareData.Msg_Bus();
_frame.flag = PrepareData.BUS_FRAME_FLAG;
_frame.srcID = MSGEncoding.srcID;
_frame.destID = destid;
_frame.msgDir = (byte)MSGEncoding.MsgDir.Request;
_frame.msgVer = MSGEncoding.msgVer;
_frame.msgType = (byte)MSGEncoding.MsgType.WriteUnit;
_frame.msgSubType = (byte)MSGEncoding.WriteUint.WriteData;
_frame.dataLen = (ushort)data.Length;
donedata = PrepareData.MergeMsg(ref _frame, data);
return(donedata);
}
//重载
public static byte[] ControlDev(byte destid, Dictionary <ushort, object> datadict)
{
byte[] donedata;
byte[] data = GetData(datadict);
PrepareData.Msg_Bus _frame = new PrepareData.Msg_Bus();
_frame.flag = PrepareData.BUS_FRAME_FLAG;
_frame.srcID = MSGEncoding.srcID;
_frame.destID = destid;
_frame.msgDir = (byte)MSGEncoding.MsgDir.Request;
_frame.msgVer = MSGEncoding.msgVer;
_frame.msgType = (byte)MSGEncoding.MsgType.WriteUnit;
_frame.msgSubType = (byte)MSGEncoding.WriteUint.ControlDev;
_frame.dataLen = (ushort)data.Length;
//长短包的区分和数据组合在MergeMsg（）方法中完成
donedata = PrepareData.MergeMsg(ref _frame, data);
return(donedata);
}
/// <summary>
/// 接收到返回包的处理方法
/// </summary>
/// <param name="error"></param>
/// <param name="b_recvframe"></param>
/// <returns></returns>
public static Dictionary <long, ushort> MsgHandle(ref ushort error, byte[] b_recvframe)
{
Dictionary <long, ushort> retinfo = new Dictionary <long, ushort>();
//如果是短帧，一定没有查找到文件，相反如果是长帧一定查询到文件
switch (HandleData.TypeofFrame(b_recvframe).frametype)
{
//长帧（查询到文件）
case 1:
{
//接收数据的拆分
byte[] recvframeout = new byte[b_recvframe.Length - PrepareData.BUS_FRAME_MINLEN - 2];
Array.Copy(b_recvframe, PrepareData.BUS_FRAME_MINLEN, recvframeout, 0,
b_recvframe.Length - PrepareData.BUS_FRAME_MINLEN - 2);
//传入的字节数组只包括执行状态字和返回数据（除CRC外）
TransInfo(recvframeout, retinfo);
}
break;
//短帧（未查询到文件）
//不存在符合要求的文件、查询出错、配置文件应该会有，设备出厂默认配置、查询错误返回错误代码
case 0:
{
byte[] errortemp = new byte[2];
PrepareData.Msg_Bus temp = (PrepareData.Msg_Bus)ByteStruct.BytesToStruct(
b_recvframe,
typeof(PrepareData.Msg_Bus));
//从原始数据中截取两个首字节，错误代码只有两个字节
Array.Copy(temp.data, 0, errortemp, 0, 2);
error = BitConverter.ToUInt16(errortemp, 0);
error = (ushort)ByteStruct.BytesToStruct(errortemp, typeof(ushort));
retinfo = null;
}
break;
//错误
default:
{
retinfo = null;
//MessageBox.Show("获取文件信息的长短帧错误！");
}
break;
}
return(retinfo);
}
/// <summary>
/// 取得配置文件名称(=最新更新时间)及文件大小
/// </summary>
/// <param name="destid"></param>
/// <param name="data"></param>
/// <returns></returns>
public static byte[] GetXFileByLately(byte destid, GetFileInfo.Parameter para)
{
byte[] donedata;
byte subtype = (byte)MSGEncoding.GetFileInfo.GetXFileByLately;
byte[] data = GetFileInfo.GetData(para, subtype);
PrepareData.Msg_Bus _frame = new PrepareData.Msg_Bus();
_frame.flag = PrepareData.BUS_FRAME_FLAG;
_frame.srcID = MSGEncoding.srcID;
_frame.destID = destid;
_frame.msgDir = (byte)MSGEncoding.MsgDir.Request;
_frame.msgVer = MSGEncoding.msgVer;
_frame.msgType = (byte)MSGEncoding.MsgType.GetFileInfo;
_frame.msgSubType = (byte)MSGEncoding.GetFileInfo.GetXFileByLately;
_frame.dataLen = (ushort)data.Length;
donedata = PrepareData.MergeMsg(ref _frame, data);
return(donedata);
}
/// <summary>
/// 上传数据文件到设备
/// </summary>
/// <param name="destid"></param>
/// <param name="data"></param>
/// <returns></returns>
public static byte[] UpcfgToDev(byte destid, WriteFile.Parameter para)
{
byte[] donedata;
//由于结构体中普通文件和升级文件的名字都会给出，通过getdata的第二参数标定，为0为普通文件（数据和配置）
//不再讨论文件类别，只给出编号，相应的文件以包装进类中
//恢复文件类型标准，由于para和fileitem死循环产生
byte[] tempdata = GetData(para, (int)FileType.CfgOrDataFile);
PrepareData.Msg_Bus _frame = new PrepareData.Msg_Bus();
_frame.flag = PrepareData.BUS_FRAME_FLAG;
_frame.srcID = MSGEncoding.srcID;
_frame.destID = destid;
_frame.msgDir = (byte)MSGEncoding.MsgDir.Request;
_frame.msgVer = MSGEncoding.msgVer;
_frame.msgType = (byte)MSGEncoding.MsgType.WriteFile;
_frame.msgSubType = (byte)MSGEncoding.WriteFile.UpcfgToDev;
_frame.dataLen = (ushort)tempdata.Length;
donedata = PrepareData.MergeMsg(ref _frame, tempdata);
return(donedata);
}
/// <summary>
/// 接收到消息的处理,返回解析响应中下位机写入的字节数，用于外边判断是否继续传输（判断报错）
/// </summary>
/// <returns></returns>
public static ushort MsgHandle(byte[] b_recvframe, ref ushort errorcode)
{
ushort thisdown = 0;
//返回帧情况:如果为数据或配置文件只能是短暂；如果是升级文件，只能是长帧（文件名就16字节）
//注意：这里统一数据配置和升级文件的交互方法，响应包应该全是短包
//FileItem fi = (FileItem)filepool[hdtr.packetnum];
PrepareData.Msg_Bus temp = (PrepareData.Msg_Bus)ByteStruct.BytesToStruct(b_recvframe,
typeof(PrepareData.Msg_Bus));
//包含执行状态字
byte[] rawdata = temp.data;
ushort datalen = (ushort)(temp.dataLen - 2);
//终端没有接收到字节: 出错或者是文件传送完成握手响应
if (0 == datalen)
{
byte[] _errorcode = new byte[2];
Array.Copy(rawdata, _errorcode, 2);
errorcode = BitConverter.ToUInt16(_errorcode, 0);
thisdown = 0;
}
//终端接收到一定的数据
else
{
byte[] _errorcode = new byte[2];
byte[] _thisdonw = new byte[2];
Array.Copy(rawdata, _errorcode, 2);
Array.Copy(rawdata, 2, _thisdonw, 0, 2);
errorcode = BitConverter.ToUInt16(_errorcode, 0);
thisdown = BitConverter.ToUInt16(_thisdonw, 0);
}
return(thisdown);
#region 区别数据、配置文件和升级文件
//如果为数据文件或者配置文件
/*if (!fi.IsUpgradeFile)
* {
* PrepareData.Msg_Bus temp = (PrepareData.Msg_Bus)ByteStruct.BytesToStruct(b_recvframe,
* typeof(PrepareData.Msg_Bus));
* //包含执行状态字
* byte[] rawdata = temp.data;
* ushort datalen = (ushort)(temp.dataLen - 2);
* //终端没有接收到字节: 出错或者是文件传送完成握手响应
* if (0 == datalen)
* {
* byte[] _errorcode = new byte[2];
* Array.Copy(rawdata, _errorcode, 2);
* errorcode = BitConverter.ToUInt16(_errorcode, 0);
* thisdown = 0;
* }
* //终端接收到一定的数据
* else
* {
* byte[] _errorcode = new byte[2];
* byte[] _thisdonw = new byte[2];
* Array.Copy(rawdata, _errorcode, 2);
* Array.Copy(rawdata, 2, _thisdonw, 0, 2);
* errorcode = BitConverter.ToUInt16(_errorcode, 0);
* thisdown = BitConverter.ToUInt16(_thisdonw, 0);
* }
* }
* //如果为升级文件
* else
* {
* byte 数据分割
* }
* */
#endregion
//错误代码 数据域 含义
// 0 0 服务器发送文件写结束帧后下位机的正常响应
// 0 ！= 0 正常响应下位机接收到服务器的文件数据并写入的正常响应
// ！= 0 null 有错误发生时的响应帧
}
