private void Decode(byte language, byte[] data, FruByteStringType encoding)
{
switch (encoding)
{
case FruByteStringType.Binary:
this.Text = IpmiSharedFunc.ByteArrayToHexString(data);
break;
case FruByteStringType.BcdPlus:
this.Text = IpmiSharedFunc.DecodeBcdPlus(data);
break;
case FruByteStringType.Packed6BitAscii:
data = ReplaceNonAsciiChars(data);
this.Text = IpmiSharedFunc.DecodePacked6bitAscii(data);
break;
case FruByteStringType.Text:
// replace non ASCII characters
data = ReplaceNonAsciiChars(data);
if ((this.Language == FruByteString.defaultLang) ||
(this.Language == FruByteString.EnLang))
{
this.Text = System.Text.Encoding.ASCII.GetString(data).Trim();
}
else
{
this.Text = System.Text.Encoding.Unicode.GetString(data).Trim();
}
break;
}
}
/// <summary>
/// Formats Non Time Stamped OEM SEL Records
/// </summary>
/// <param name="EventMessageData">Event Message Data</param>
/// <param name="RecordCount">SEL Record Type</param>
internal static void NonTimestampedOemSelFormat(ref SystemEventLogMessage message, byte[] messageData)
{
// calculate Recorded date
message.EventDate = new DateTime(0000, 0, 0);
message.EventVersion = MsgVersion.OEM;
// SensorType, RawSensorType and EventTypeCode are not used for OEM SEL entries
message.SensorType = SensorType.Reserved;
message.RawSensorType = (byte)SensorType.Reserved;
message.EventTypeCode = 0xFF;
message.SensorNumber = 0;
message.EventDir = EventDir.Assertion;
if (messageData.Length >= 13)
{
// Allocate larger array to store OEM Non-timestamped payload
message.RawPayload = new byte[13];
// Copy OEM Defined payload to the response raw payload array. Format shown in IPMI 2.0 Spec Table 32-3.
Buffer.BlockCopy(messageData, 0, message.RawPayload, 0, 13);
// Add the raw payload as hex string to the user return class.
message.EventPayload = IpmiSharedFunc.ByteArrayToHexString(message.RawPayload);
}
}
/// <summary>
/// Formats Time Stamped OEM SEL Records
/// </summary>
/// <param name="EventMessageData">Event Message Data</param>
/// <param name="RecordCount">SEL Record Type</param>
internal static void TimeStampedOEMSelFormat(ref SystemEventLogMessage message, byte[] messageData)
{
// convert byte[] to int using Shift operation
int TotalSeconds = messageData[0] + (messageData[1] << 8) + (messageData[2] << 16) + (messageData[3] << 24);
// calculate Recorded date
message.EventDate = IpmiSharedFunc.SecondsOffSet(TotalSeconds);
message.EventVersion = MsgVersion.OEM;
// SensorType, RawSensorType and EventTypeCode are not used for OEM SEL entries
message.SensorType = SensorType.Reserved;
message.RawSensorType = (byte)SensorType.Reserved;
message.EventTypeCode = 0xFF;
message.SensorNumber = 0;
message.EventDir = EventDir.Assertion;
if (messageData.Length >= 13)
{
// Allocate larger array to store OEM Timestamped payload
message.RawPayload = new byte[9];
// Copy Manufacturer ID and OEM Defined payload to the response raw payload array. Format shown in IPMI 2.0 Spec Table 32-2.
Buffer.BlockCopy(messageData, 4, message.RawPayload, 0, 9);
// Add the raw payload as hex string to the user return class.
message.EventPayload = IpmiSharedFunc.ByteArrayToHexString(message.RawPayload);
}
}
public FruMultiRecordInfo(byte[] data)
: base(data)
{
// default constructor
this.Manufacturer = string.Empty;
if (data != null)
{
if (data.Length >= HeaderSize) // header length is defined as 10.
{
this.LanguageCode = data[FruMultiRecordInfo.LanguageCodeIndex];
this.WritesRemaining = data[FruMultiRecordInfo.WritesRemainingIndex];
this.RecordTypeId = data[FruMultiRecordInfo.RecordTypeIdIndex];
this.RecordFormat = data[FruMultiRecordInfo.RecordFormatIndex];
this.RecordLength = data[FruMultiRecordInfo.RecordLengthIndex];
byte[] manufactureArray = new byte[FruMultiRecordInfo.ManufacturerLength];
Array.Copy(data, FruMultiRecordInfo.ManufacturerIndex, manufactureArray, 0, FruMultiRecordInfo.ManufacturerLength);
this.Manufacturer = IpmiSharedFunc.ByteArrayToHexString(manufactureArray);
// add fields
if (data.Length > FieldStartIndex)
{
// start field offset
int fieldIndex = FieldStartIndex;
// abort counter.
int abortCnt = 0;
while (fieldIndex < data.Length || abortCnt > MaximumFields)
{
// data fields are limited to 63 bytes in length, as length is 6 bit encouded in FRU specification.
if (data.Length >= fieldIndex + FruByteString.LengthInfo(data[fieldIndex]) && data[fieldIndex] != 0xC1)
{
Fields.Add(FruByteString.ReadByteString(this.LanguageCode, data, fieldIndex, out fieldIndex));
}
else
{
// escape while as fru space has ended.
break;
}
abortCnt++;
}
}
}
}
}
/// <summary>
/// Send Receive Ipmi messages
/// </summary>
internal override IpmiResponse IpmiSendReceive(IpmiRequest ipmiRequest, Type responseType, bool allowRetry = true)
{
byte[] message = ipmiRequest.GetBytes(IpmiTransport.Wmi, 0x00);
// Create the response based on the provided type
ConstructorInfo constructorInfo = responseType.GetConstructor(Type.EmptyTypes);
IpmiResponse ipmiResponse = (IpmiResponse)constructorInfo.Invoke(new Object[0]);
// Serialize the IPMI request into bytes.
ManagementBaseObject ipmiRequestMessage = this.GetManagementObject(ipmiRequest.ToString(), message);
// invoke new method options
InvokeMethodOptions methodOptions = new InvokeMethodOptions(null, System.TimeSpan.FromMilliseconds(base.Timeout));
// management return object
ManagementBaseObject ipmiResponseMessage = null;
// get instance and invoke RequestResponse method
foreach (ManagementObject mo in ipmi_Instance)
{
ipmiResponseMessage = mo.InvokeMethod(ipmi_Method, wmiPacket, methodOptions);
}
if (ipmiResponseMessage == null)
{
// Assume the request timed out.
ipmiResponse.CompletionCode = 0xA3;
}
else
{
ipmiResponse.CompletionCode = (byte)ipmiResponseMessage["CompletionCode"];
if (ipmiResponse.CompletionCode == 0)
{
try
{
uint dataLenght = (uint)ipmiResponseMessage["ResponseDataSize"];
// expected to be true, as ResponseDataSize includes completionCode
if (dataLenght != 0)
{
// extract response data array
byte[] responseData = (byte[])ipmiResponseMessage["ResponseData"];
// extract response message lenght
if (responseData != null)
{
int lenght = responseData.Length;
if (this.debugEnabled)
{
string cmd = ipmiRequest.GetType().ToString();
IpmiSharedFunc.WriteTrace(string.Format("Command: {0} Request: {1}", cmd, IpmiSharedFunc.ByteArrayToHexString(message)));
if (responseData != null)
{
IpmiSharedFunc.WriteTrace(string.Format("Command: {0} Response: {1}", cmd, IpmiSharedFunc.ByteArrayToHexString(responseData)));
}
else
{
IpmiSharedFunc.WriteTrace(string.Format("Request: {0} Response: null", cmd));
}
}
// initialize the response to set the paramaters.
ipmiResponse.Initialize(IpmiTransport.Wmi, responseData, lenght, 0x00);
ipmiResponseMessage = null;
}
else
{
// IpmiCannotReturnRequestedDataBytes, data lenght is greater than zero
// but responseData is null.
ipmiResponse.CompletionCode = 0xCA;
if (this.debugEnabled)
{
IpmiSharedFunc.WriteTrace(string.Format("Response Lenght: {0} Response: null. Asserting 0xCA CompletionCode ", dataLenght));
}
}
}
else
{
// Asserting IpmiResponseNotProvided
ipmiResponse.CompletionCode = 0xCE;
if (this.debugEnabled)
{
IpmiSharedFunc.WriteTrace(string.Format("Unable to obtain Response Data Lenght: {0} Response: null. Asserting 0xCE CompletionCode ", dataLenght));
}
}
}
catch (Exception ex)
{
// Response data Invalid, data convertion failed.
// unexpected error, return:
ipmiResponse.CompletionCode = 0xAD;
if (this.debugEnabled)
{
IpmiSharedFunc.WriteTrace(string.Format("Exception Source: {0} Message{1}", ex.Source.ToString(), ex.Message.ToString()));
}
}
}
else
{
if (this.debugEnabled)
{
// throw ipmi/dcmi response exception with a custom string message and the ipmi completion code
IpmiSharedFunc.WriteTrace(string.Format("Completion Code: " + IpmiSharedFunc.ByteToHexString(ipmiResponse.CompletionCode)));
if (ipmiResponseMessage == null)
{
IpmiSharedFunc.WriteTrace(string.Format("Request Type: {0} Response Packet: null Completion Code {1}", ipmiRequest.GetType().ToString(),
IpmiSharedFunc.ByteToHexString(ipmiResponse.CompletionCode)));
}
}
}
}
// Response to the IPMI request message.
return(ipmiResponse);
}
/// <summary>
/// Formats System Event (Standard Range) SEL Records
/// </summary>
/// <param name="EventMessageData">Event Message Data</param>
/// <param name="RecordCount">SEL Record Type</param>
internal static void StandardSelFormat(ref SystemEventLogMessage message, byte[] messageData)
{
// convert data bytes from messageData byte[] to int using Shift operation
int totalSeconds = TimeStampFromBytes(messageData);
// calculate Recorded date
message.EventDate = IpmiSharedFunc.SecondsOffSet(totalSeconds);
// SEL Event Message
if (Enum.IsDefined(typeof(MsgVersion), messageData[6]))
{
message.EventVersion = (MsgVersion)messageData[6];
}
else
{
message.EventVersion = MsgVersion.Unknown;
}
// Sensor Type
byte sensorType = messageData[7];
// add sensor type to attribute class
if (Enum.IsDefined(typeof(SensorType), sensorType))
{
message.SensorType = (SensorType)sensorType;
}
else
{
message.SensorType = SensorType.Unknown;
}
// add sensor type to message
message.RawSensorType = messageData[7];
// add sensor number to the message class
message.SensorNumber = messageData[8];
// Event Data Byte
byte[] eventDataByte = IpmiSharedFunc.ByteSplit(messageData[9], new int[2] {
7, 0
});
// Event Dir. Asersion/Deserstion Bit 7
byte eventDir = eventDataByte[0];
// EventType [6:0]
byte eventTypeCode = eventDataByte[1];
message.EventTypeCode = eventTypeCode;
// Event Dir
if (Enum.IsDefined(typeof(EventDir), eventDir))
{
message.EventDir = (EventDir)eventDir;
}
else
{
message.EventDir = EventDir.Unknown;
}
// copy event message payload to the response raw payload array
Buffer.BlockCopy(messageData, 10, message.RawPayload, 0, 3);
// Add the raw payload as hex string to the user return class.
message.EventPayload = IpmiSharedFunc.ByteArrayToHexString(message.RawPayload);
}
/// <summary>
/// Send Receive Ipmi messages
/// </summary>
/// <param name="request"></param>
/// <param name="responseType"></param>
/// <returns></returns>
internal override IpmiResponse IpmiSendReceive(IpmiRequest ipmiRequest, Type responseType, bool allowRetry = true)
{
byte[] message = ipmiRequest.GetBytes(IpmiTransport.Wmi, 0x00);
// Serialize the IPMI request into bytes.
ManagementBaseObject ipmiRequestMessage = this.GetManagementObject(message);
// invoke new method options
InvokeMethodOptions methodOptions = new InvokeMethodOptions(null, System.TimeSpan.FromMilliseconds(base.Timeout));
// management return object
ManagementBaseObject ipmiResponseMessage = null;
// get instance and invoke RequestResponse method
foreach (ManagementObject mo in _ipmi_Instance)
{
ipmiResponseMessage = mo.InvokeMethod(_ipmi_Method, wmiPacket, methodOptions);
}
if (ipmiResponseMessage == null)
{
// throw ipmi/dcmi response exception with a custom string message and the ipmi completion code
throw new IpmiResponseException();
}
// ipmi response completion code
byte completionCode = (byte)ipmiResponseMessage["CompletionCode"];
// Create the response based on the provided type and message bytes.
ConstructorInfo constructorInfo = responseType.GetConstructor(Type.EmptyTypes);
IpmiResponse ipmiResponse = (IpmiResponse)constructorInfo.Invoke(new Object[0]);
if (completionCode == 0)
{
try
{
// extract response data array
byte[] responseData = (byte[])ipmiResponseMessage["ResponseData"];
// extract response message lenght
int lenght = (int)ipmiResponseMessage["ResponseDataSize"];
// initialize the response to set the paramaters.
ipmiResponse.Initialize(IpmiTransport.Wmi, responseData, lenght, 0x00);
ipmiResponseMessage = null;
}
catch (Exception ex)
{
Debug.WriteLine("Exception Source: {0} Message{1}", ex.Source.ToString(), ex.Message.ToString());
}
}
else
{
// throw ipmi/dcmi response exception with a custom string message and the ipmi completion code
Debug.WriteLine("Completion Code: " + IpmiSharedFunc.ByteToHexString(ipmiResponse.CompletionCode));
if (ipmiResponseMessage == null)
{
Debug.WriteLine("Request Type: {0} Response Packet: {1} Completion Code {2}", ipmiRequest.GetType().ToString(),
IpmiSharedFunc.ByteArrayToHexString((byte[])ipmiResponseMessage["ResponseData"]), IpmiSharedFunc.ByteToHexString(ipmiResponse.CompletionCode));
}
}
// Response to the IPMI request message.
return(ipmiResponse);
}
