public OBDResponseList GetResponseList(OBDParameter param)
{
OBDResponseList responses = _obdDevice.Query(param);
string strItem = "Responses: ";
for (int i = 0; i < responses.ResponseCount; i++)
{
strItem += string.Format("[{0}] ", Utility.GetReadableHexString(0, responses.GetOBDResponse(i).Data));
}
strItem = strItem.TrimEnd();
_log.TraceInfo(strItem);
return(responses);
}
public List <OBDParameterValue> GetValueList(OBDParameter param)
{
List <OBDParameterValue> ValueList = new List <OBDParameterValue>();
_log.TraceInfo("Requesting: " + param.OBDRequest);
OBDResponseList responses = _obdDevice.Query(param);
string strItem = "Responses: ";
if (responses.ErrorDetected)
{
strItem += "Error Detected!";
OBDParameterValue value = new OBDParameterValue {
ErrorDetected = true,
StringValue = "Error Detected in OBDResponseList!",
ShortStringValue = "ERROR_RESP"
};
ValueList.Add(value);
_log.TraceInfo(strItem);
return(ValueList);
}
else
{
for (int i = 0; i < responses.ResponseCount; i++)
{
strItem += string.Format("[{0}] ", Utility.GetReadableHexString(0, responses.GetOBDResponse(i).Data));
}
strItem = strItem.TrimEnd();
_log.TraceInfo(strItem);
}
for (int i = 0; i < responses.ResponseCount; i++)
{
OBDParameterValue obdValue = _obdInterpreter.GetValue(param, responses.GetOBDResponse(i));
if (obdValue.ErrorDetected)
{
_log.TraceError(string.Format("Values: [ECU: {0}, Error Detected!]", obdValue.ECUResponseID));
}
else
{
_log.TraceInfo(GetLogString(param, obdValue));
}
ValueList.Add(obdValue);
}
return(ValueList);
}
public override OBDResponseList parse(OBDParameter param, string response)
{
if (response != null)
{
if (response.Length < 1)
{
response = "";
}
}
else
{
response = "";
}
OBDResponseList obdResponseList = new OBDResponseList(response);
response = strip(response);
if (errorCheck(response))
{
obdResponseList.ErrorDetected = true;
return(obdResponseList);
}
else
{
ArrayList arrayList1 = split(response);
arrayList1.Sort();
ArrayList arrayList2 = new ArrayList();
ArrayList arrayList3 = new ArrayList();
arrayList3.Add(arrayList1[0]);
arrayList2.Add((object)arrayList3);
string str1 = (string)arrayList1[0];
if (str1.Length < OBDParser_ISO14230_4_KWP.HEADER_LENGTH)
{
obdResponseList.ErrorDetected = true;
return(obdResponseList);
}
else
{
string strB = str1.Substring(0, OBDParser_ISO14230_4_KWP.HEADER_LENGTH);
int index1 = 1;
if (1 < arrayList1.Count)
{
do
{
string str2 = (string)arrayList1[index1];
if (str2.Length >= OBDParser_ISO14230_4_KWP.HEADER_LENGTH)
{
if (str2.Substring(0, OBDParser_ISO14230_4_KWP.HEADER_LENGTH).CompareTo(strB) == 0)
{
arrayList3.Add((object)str2);
}
else
{
arrayList3 = new ArrayList();
arrayList3.Add(arrayList1[index1]);
arrayList2.Add((object)arrayList3);
strB = str2.Substring(0, OBDParser_ISO14230_4_KWP.HEADER_LENGTH);
}
++index1;
}
else
{
goto label_14;
}
}while (index1 < arrayList1.Count);
goto label_15;
label_14:
obdResponseList.ErrorDetected = true;
return(obdResponseList);
}
label_15:
int index2 = 0;
if (0 < arrayList2.Count)
{
do
{
OBDResponse response1 = new OBDResponse();
ArrayList arrayList4 = (ArrayList)arrayList2[index2];
int dataStartIndex = getDataStartIndex(param);
string str2 = (string)arrayList4[0];
int num1 = -2 - dataStartIndex;
int length1 = str2.Length + num1;
response1.Header = str2.Substring(0, OBDParser_ISO14230_4_KWP.HEADER_LENGTH);
response1.Data = length1 > 0 ? str2.Substring(dataStartIndex, length1) : "";
int index3 = 1;
if (1 < arrayList4.Count)
{
int num2 = num1;
do
{
string str3 = (string)arrayList4[index3];
int length2 = str3.Length + num2;
string str4 = length2 > 0 ? str3.Substring(dataStartIndex, length2) : "";
response1.Data = response1.Data + str4;
++index3;
}while (index3 < arrayList4.Count);
}
obdResponseList.AddOBDResponse(response1);
++index2;
}while (index2 < arrayList2.Count);
}
return(obdResponseList);
}
}
}
public override OBDResponseList Query(OBDParameter param)
{
OBDResponseList orl = _Parser.Parse(param, GetOBDResponse(param.OBDRequest));
int errorQty;
for (errorQty = 0; errorQty < 2; errorQty++)
{
if (!orl.ErrorDetected)
{
break;
}
if (Online)
{
Thread.Sleep(500);
}
orl = _Parser.Parse(param, GetOBDResponse(param.OBDRequest));
}
// 重试3次后还是出错的话，软重启ELM327后再重试3次
if (errorQty >= 2)
{
ConfirmAT("ATWS");
InitELM327Format();
ConfirmAT("ATSP" + ((int)_iProtocol).ToString("X1"));
for (errorQty = 0; errorQty < 3; errorQty++)
{
if (!orl.ErrorDetected)
{
break;
}
if (Online && errorQty != 0)
{
Thread.Sleep(500);
}
orl = _Parser.Parse(param, GetOBDResponse(param.OBDRequest));
}
}
if (orl.RawResponse == "PENDING")
{
int waittingTime = 60; // 重试总时间，单位秒
int interval = 6; // 重试间隔时间，单位秒
// NRC=78 处理
_log.TraceWarning("Receive only NRC78, handle pending message");
switch (_iProtocol)
{
case ProtocolType.J1850_PWM:
case ProtocolType.J1850_VPW:
// 间隔30秒重复发送一次请求，直到有正响应消息返回
interval = 30;
for (int i = waittingTime / interval; i > 0; i--)
{
Thread.Sleep(interval * 1000);
orl = _Parser.Parse(param, GetOBDResponse(param.OBDRequest));
if (!(orl.RawResponse == "PENDING" || orl.ErrorDetected))
{
break;
}
}
break;
case ProtocolType.ISO9141_2:
// 间隔4秒重复发送一次请求，直到有正响应消息返回
interval = 4;
for (int i = waittingTime / interval; i > 0; i--)
{
Thread.Sleep(interval * 1000);
orl = _Parser.Parse(param, GetOBDResponse(param.OBDRequest));
if (!(orl.RawResponse == "PENDING" || orl.ErrorDetected))
{
break;
}
}
break;
default:
// ISO14230-4 会在50ms内发送NRC78负响应直到发送正响应，v2.1以下的ELM327一般可收到所需要的消息，只需要过滤NRC78的负响应即可
// ISO15765-4 会在5s内发送NRC78负响应直到发送正响应，v2.1以下的ELM327无法收到所需要的消息，需要上层应用自己处理
// 间隔6s(5s加上传输延时)检测一次是否有正响应消息返回，如果没有则继续
for (int i = waittingTime / interval; i > 0; i--)
{
Thread.Sleep(interval * 1000);
string RxLine = _CommELM.GetRxLine();
if (RxLine != null && RxLine.Length > 0)
{
_log.TraceInfo("RX: " + RxLine.Replace("\r", "\\r"));
orl = _Parser.Parse(param, RxLine);
if (!(orl.RawResponse == "PENDING" || orl.ErrorDetected))
{
break;
}
}
}
break;
}
}
return(orl);
}
public override OBDResponseList parse(OBDParameter param, string response)
{
if (response != null)
{
if (response.Length < 1)
response = "";
}
else
response = "";
OBDResponseList obdResponseList = new OBDResponseList(response);
response = strip(response);
if (errorCheck(response))
{
obdResponseList.ErrorDetected = true;
return obdResponseList;
}
else
{
ArrayList arrayList1 = split(response);
arrayList1.Sort();
ArrayList arrayList2 = new ArrayList();
ArrayList arrayList3 = new ArrayList();
arrayList3.Add(arrayList1[0]);
arrayList2.Add((object)arrayList3);
string str1 = (string)arrayList1[0];
if (str1.Length < OBDParser_ISO14230_4_KWP.HEADER_LENGTH)
{
obdResponseList.ErrorDetected = true;
return obdResponseList;
}
else
{
string strB = str1.Substring(0, OBDParser_ISO14230_4_KWP.HEADER_LENGTH);
int index1 = 1;
if (1 < arrayList1.Count)
{
do
{
string str2 = (string)arrayList1[index1];
if (str2.Length >= OBDParser_ISO14230_4_KWP.HEADER_LENGTH)
{
if (str2.Substring(0, OBDParser_ISO14230_4_KWP.HEADER_LENGTH).CompareTo(strB) == 0)
{
arrayList3.Add((object)str2);
}
else
{
arrayList3 = new ArrayList();
arrayList3.Add(arrayList1[index1]);
arrayList2.Add((object)arrayList3);
strB = str2.Substring(0, OBDParser_ISO14230_4_KWP.HEADER_LENGTH);
}
++index1;
}
else
goto label_14;
}
while (index1 < arrayList1.Count);
goto label_15;
label_14:
obdResponseList.ErrorDetected = true;
return obdResponseList;
}
label_15:
int index2 = 0;
if (0 < arrayList2.Count)
{
do
{
OBDResponse response1 = new OBDResponse();
ArrayList arrayList4 = (ArrayList)arrayList2[index2];
int dataStartIndex = getDataStartIndex(param);
string str2 = (string)arrayList4[0];
int num1 = -2 - dataStartIndex;
int length1 = str2.Length + num1;
response1.Header = str2.Substring(0, OBDParser_ISO14230_4_KWP.HEADER_LENGTH);
response1.Data = length1 > 0 ? str2.Substring(dataStartIndex, length1) : "";
int index3 = 1;
if (1 < arrayList4.Count)
{
int num2 = num1;
do
{
string str3 = (string)arrayList4[index3];
int length2 = str3.Length + num2;
string str4 = length2 > 0 ? str3.Substring(dataStartIndex, length2) : "";
response1.Data = response1.Data + str4;
++index3;
}
while (index3 < arrayList4.Count);
}
obdResponseList.AddOBDResponse(response1);
++index2;
}
while (index2 < arrayList2.Count);
}
return obdResponseList;
}
}
}
public OBDResponseList Parse(OBDParameter param, string response, int headLen)
{
if (string.IsNullOrEmpty(response))
{
response = "";
}
OBDResponseList responseList = new OBDResponseList(response);
response = Strip(response);
response = ErrorFilter(response);
if (ErrorCheck(response))
{
responseList.ErrorDetected = true;
return(responseList);
}
List <string> legalLines = SplitByCR(response);
legalLines = GetLegalLines(param, legalLines, headLen);
List <string> lines = new List <string>();
foreach (string item in legalLines)
{
if (item.Length > 0 && item.Length < headLen)
{
// 过滤数据帧总长小于帧头长度的错误数据
continue;
}
string strNRC = GetNRC(item, headLen);
if (strNRC.Length == 0)
{
lines.Add(item);
}
else if (strNRC == "78")
{
responseList.Pending = true;
}
}
if (lines.Count == 0)
{
if (responseList.Pending)
{
responseList.RawResponse = "PENDING";
return(responseList);
}
else
{
responseList.ErrorDetected = true;
return(responseList);
}
}
lines.Sort();
List <List <string> > groups = new List <List <string> >();
List <string> group = new List <string> {
lines[0]
};
groups.Add(group);
if (lines[0].Length < headLen)
{
responseList.ErrorDetected = true;
return(responseList);
}
string header = lines[0].Substring(0, headLen);
for (int i = 1; i < lines.Count; i++)
{
if (lines[i].Length >= headLen)
{
if (lines[i].Substring(0, headLen).CompareTo(header) == 0)
{
group.Add(lines[i]);
}
else
{
group = new List <string> {
lines[i]
};
groups.Add(group);
header = lines[i].Substring(0, headLen);
}
}
else
{
responseList.ErrorDetected = true;
return(responseList);
}
}
for (int i = 0; i < groups.Count; i++)
{
OBDResponse obd_response = new OBDResponse();
bool bIsMultiline = false;
if (groups[i].Count > 1)
{
bIsMultiline = true;
}
int dataStartIndex = GetDataStartIndex(headLen, param, bIsMultiline);
int length1 = groups[i][0].Length - dataStartIndex - 2;
obd_response.Header = groups[i][0].Substring(0, headLen);
obd_response.Data = length1 > 0 ? groups[i][0].Substring(dataStartIndex, length1) : "";
for (int j = 1; j < groups[i].Count; j++)
{
int length2 = groups[i][j].Length - dataStartIndex - 2;
obd_response.Data += (length2 > 0 ? groups[i][j].Substring(dataStartIndex, length2) : "");
}
responseList.AddOBDResponse(obd_response);
}
return(responseList);
}
public static OBDParameterValue getValue(OBDParameter param, OBDResponseList responses, bool bEnglishUnits)
{
if (responses.ResponseCount == 1)
{
return getValue(param, responses.GetOBDResponse(0), bEnglishUnits);
}
if ((param.Service == 1) || (param.Service == 2))
{
if (((param.Parameter == 0) || (param.Parameter == 0x20)) || ((param.Parameter == 0x40) || (param.Parameter == 0x60)))
{
OBDParameterValue value7 = new OBDParameterValue();
int num2 = 0;
if (0 < responses.ResponseCount)
{
do
{
OBDParameterValue value4 = getValue(param, responses.GetOBDResponse(num2), bEnglishUnits);
if (value4.ErrorDetected)
{
return value4;
}
int num = 0;
do
{
if (value4.getBitFlag(num))
{
value7.setBitFlag(num, true);
}
num++;
}
while (num < 0x20);
num2++;
}
while (num2 < responses.ResponseCount);
}
return value7;
}
if ((param.Parameter == 1) && (param.SubParameter == 0))
{
OBDParameterValue value2 = new OBDParameterValue();
value2.BoolValue = false;
int num5 = 0;
if (0 < responses.ResponseCount)
{
do
{
OBDParameterValue value6 = getValue(param, responses.GetOBDResponse(num5), bEnglishUnits);
if (value6.ErrorDetected)
{
return value6;
}
if (value6.BoolValue)
{
value2.BoolValue = true;
}
num5++;
}
while (num5 < responses.ResponseCount);
}
if (value2.BoolValue)
{
value2.DoubleValue = 1.0;
value2.StringValue = "ON";
value2.ShortStringValue = "ON";
return value2;
}
value2.DoubleValue = 0.0;
value2.StringValue = "OFF";
value2.ShortStringValue = "OFF";
return value2;
}
if ((param.Parameter == 1) && (param.SubParameter == 1))
{
OBDParameterValue value3 = new OBDParameterValue();
value3.DoubleValue = 0.0;
int num4 = 0;
if (0 < responses.ResponseCount)
{
do
{
OBDParameterValue value5 = getValue(param, responses.GetOBDResponse(num4), bEnglishUnits);
if (value5.ErrorDetected)
{
return value5;
}
value3.DoubleValue = value5.DoubleValue + value3.DoubleValue;
num4++;
}
while (num4 < responses.ResponseCount);
}
return value3;
}
}
if ((param.Service != 3) && (param.Service != 7))
{
return getValue(param, responses.GetOBDResponse(0), bEnglishUnits);
}
OBDParameterValue value8 = new OBDParameterValue();
StringCollection strings = new StringCollection();
int index = 0;
if (0 < responses.ResponseCount)
{
do
{
StringEnumerator enumerator = getValue(param, responses.GetOBDResponse(index), bEnglishUnits).StringCollectionValue.GetEnumerator();
if (enumerator.MoveNext())
{
do
{
strings.Add(enumerator.Current);
}
while (enumerator.MoveNext());
}
index++;
}
while (index < responses.ResponseCount);
}
value8.StringCollectionValue = strings;
return value8;
}