/// <summary>
///Creates a Generic Stream object with user supplied callbacks. This is the most complex way of using
///a GenericStream and will require the user to implement more of the functionality normally handled by
///the standard callbacks. In particular Marker Support will require the user to make their transfer
///method "rewindable" for up to 100MB of previously transferred data. See API Guide: FPStream_CreateGenericStream
///See API Guide: FPStream_CreateGenericStream
///
///@param direction Indicator for the type of GenericStream that is to be created i.e. input to
/// Centera or output from Centera.
///@param userCBS Callbacks provided by the user. Typically the derived class will only
/// require to override PopulateBuffer and / or ProcessReturnedData.
///@param userData An IntPtr which can be used to reference a user object that may be required
/// when working with the input or output data buffer.
/// </summary>
public FPGenericStream(StreamDirection direction, FPStreamCallbacks userCBS, IntPtr userData)
{
prepare = new FPCallback(userCBS.PrepareBuffer);
complete = new FPCallback(userCBS.BlockTransferred);
mark = new FPCallback(userCBS.SetMark);
reset = new FPCallback(userCBS.ResetMark);
close = new FPCallback(userCBS.TransferComplete);
if (direction == StreamDirection.InputToCentera)
{
theStream = SDK.FPStream_CreateGenericStream(prepare, complete, mark, reset, close, userData);
}
else
{
theStream = SDK.FPStream_CreateGenericStream(null, complete, mark, reset, close, userData);
}
AddObject(theStream, this);
userCBS.StreamRef = theStream;
userStream = userCBS.userStream;
unsafe
{
theInfo = SDK.FPStream_GetInfo(theStream);
theInfo->mAtEOF = 0;
theInfo->mStreamLen = -1;
theInfo->mTransferLen = 0;
theInfo->mStreamPos = 0;
theInfo->mMarkerPos = 0;
theInfo->mBuffer = null;
theInfo->mReadFlag = (byte)direction;
}
}
/// <summary>
/// Process any JSON source file paths.
/// </summary>
/// <param name="currentNode">
/// The current json node.
/// </param>
private void ProcessJsonFilePaths(JToken currentNode, StreamDirection direction)
{
if (currentNode != null)
{
if (currentNode.Type == JTokenType.Property)
{
var prop = currentNode as JProperty;
// Attempt to process any source.path nodes to correct to the original source location.
if (prop.Name == "path" && prop.Parent.Path.EndsWith("source"))
{
string sourceValue = prop.Value.ToString();
prop.Value = JValue.CreateString(ApplyPathUpdate(sourceValue, direction));
}
}
foreach (var child in currentNode.Children())
{
if (child.HasValues)
{
ProcessJsonFilePaths(child, direction);
}
}
}
}
private FPWideFilenameStream(string filename, StreamDirection direction, FileMode mode)
: base(File.Open(filename, mode), direction, new IntPtr())
{
if (direction == StreamDirection.InputToCentera)
{
StreamLen = userStream.Length;
}
}
/// <summary>
///Create a Stream using a buffer to write to (StreamType.InputToCentera)
///or read from (StreamType.OutputFromCentera) the Centera.
///See API Guide: FPStream_CreateBufferForInput, FPStream_CreateBufferForOutput
///
///@param streamBuffer The buffer that the Stream will read from (for INPUT to the Centera)
/// or write to (for OUTPUT from the Centera).
///@param bufferSize The size of the buffer.
///@param streamDirection The StreamDirection enum indicating input or output.
/// </summary>
public FPStream(IntPtr streamBuffer, int bufferSize, StreamDirection streamDirection)
{
this.theStream = streamDirection == StreamDirection.InputToCentera
? Native.Stream.CreateBufferForInput(streamBuffer, bufferSize)
: Native.Stream.CreateBufferForOutput(streamBuffer, bufferSize);
this.AddObject(this.theStream, this);
}
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="sourceStream">
/// The source stream to write to.
/// </param>
/// <param name="direction">
/// The direction events are sent.
/// </param>
/// <param name="modifiers">
/// The Json modifiers to execute.
/// </param>
public PathRenameStream(Stream sourceStream, StreamDirection direction, IList <IJsonModifier> modifiers)
{
SourceStream = sourceStream;
Direction = direction;
if (modifiers != null)
{
Modifiers = modifiers;
}
}
/// <summary>
/// Create a new <see cref="ProgressStream"/> that wraps the specified inner <see cref="Stream"/>.
/// </summary>
/// <param name="innerStream">
/// The inner stream.
/// </param>
/// <param name="streamDirection">
/// The direction in which the stream's data is expected to flow.
/// </param>
/// <param name="ownsStream">
/// Should the <see cref="ProgressStream"/> close the inner stream when it is closed?
/// </param>
public ProgressStream(Stream innerStream, StreamDirection streamDirection, bool ownsStream)
: this(innerStream, streamDirection, ownsStream, DefaultSink.Int64())
{
if (_innerStream.CanSeek)
{
_sink.Total = _innerStream.Length;
// AF: What about position?
}
}
public static extern IntPtr pa_simple_new(
string?server, //const char * server
string name, //const char * name
StreamDirection direction, // pa_stream_direction_t dir,
string?dev, // const char * dev,
string streamName, //const char * stream_name,
IntPtr sampleSpec, // pointer to struct SampleSpec
IntPtr channelMap, // Channel Map use pass IntPtr.Zero for now
IntPtr bufferAttributes, // Playback and record buffer metrics, pass IntPtr.Zero for now
ref int error);
/// <inheritdoc />
public void ProcessJson(JToken message, StreamDirection direction)
{
if (message != null)
{
var command = message.SelectToken("$.command")?.Value <string>();
if (command == "setBreakpoints")
{
var type = message.SelectToken("$.type")?.Value <string>();
if (type == "request")
{
// Request
var sequence = message.SelectToken("$.seq").Value <int>();
lock (dictLock)
{
breakpointDictionary[sequence] = message;
}
}
else
{
// Response
var request_seq = message.SelectToken("$.request_seq").Value <int>();
JToken requestEvent;
if (breakpointDictionary.TryGetValue(request_seq, out requestEvent))
{
// Overwrite the body.breakpoints with arguments.breakpoints.
var requestBreakpoints = requestEvent.SelectToken("$.arguments.breakpoints");
var respBreakpoints = message.SelectToken("$.body.breakpoints");
if (requestBreakpoints != null && respBreakpoints != null)
{
var reqParent = requestBreakpoints as JContainer;
var respParent = respBreakpoints as JContainer;
if (reqParent != null && respParent != null)
{
// Meger breakpoint line data.
respParent.Merge(reqParent,
new JsonMergeSettings()
{
MergeArrayHandling = MergeArrayHandling.Merge
});
}
}
}
lock (dictLock)
{
breakpointDictionary.Remove(request_seq);
}
}
}
}
}
/// <summary>
///Create a Stream using a buffer to write to (StreamType.InputToCentera)
///or read from (StreamType.OutputFromCentera) the Centera.
///See API Guide: FPStream_CreateBufferForInput, FPStream_CreateBufferForOutput
///
///@param streamBuffer The buffer that the Stream will read from (for INPUT to the Centera)
/// or write to (for OUTPUT from the Centera).
///@param bufferSize The size of the buffer.
///@param streamDirection The StreamDirection enum indicating input or output.
/// </summary>
public FPStream(IntPtr streamBuffer, int bufferSize, StreamDirection streamDirection)
{
if (streamDirection == StreamDirection.InputToCentera)
{
theStream = Native.Stream.CreateBufferForInput(streamBuffer, (long)bufferSize);
}
else
{
theStream = Native.Stream.CreateBufferForOutput(streamBuffer, (long)bufferSize);
}
AddObject(theStream, this);
}
private Dictionary <Type, List <Type> > TypeDependencies(StreamDirection direction)
{
var typeDependencies = new Dictionary <Type, List <Type> >();
//Build up dictionary of new GSA schema types and keywords - to be used to construct dependencies based on these new types
var layerSchemaDict = layerKeywordTypes[Initialiser.AppResources.Settings.TargetLayer];
var layerSchemaTypes = layerSchemaDict.Keys;
var layerSchemaKeywords = layerSchemaDict.Values;
var layerKwDependencies = layerSchemaTypes.ToDictionary(t => layerSchemaDict[t],
t => GsaRecord.GetReferencedKeywords(t).Where(kw => layerSchemaKeywords.Contains(kw)).ToList());
foreach (var oldT in oldSchemaTypes)
{
var oldTKeyword = ((string)oldT.GetAttribute <GSAObject>("GSAKeyword")).Split('.').First();
if (!string.IsNullOrEmpty(oldTKeyword) && !layerKwDependencies.Keys.Any(k => k.GetStringValue().Equals(oldTKeyword, StringComparison.InvariantCultureIgnoreCase)))
{
continue;
}
if (!typeDependencies.ContainsKey(oldT))
{
typeDependencies.Add(oldT, new List <Type>());
}
var attVal = oldT.GetAttribute <GSAObject>(((direction == StreamDirection.Receive) ? "Write" : "Read") + "Prerequisite");
var prereqs = (attVal != null) ? ((Type[])attVal).ToList() : new List <Type>();
var isAnalylsisLayer = (Initialiser.AppResources.Settings.TargetLayer == GSATargetLayer.Analysis);
foreach (var tPrereq in prereqs)
{
//Remove version for comparison with keyword enum
var kwPrereq = ((string)tPrereq.GetAttribute <GSAObject>("GSAKeyword")).Split('.').First();
if (layerKwDependencies.Keys.Any(k => k.GetStringValue().Equals(kwPrereq, StringComparison.InvariantCultureIgnoreCase)) ||
(tPrereq.Name.Contains("Result") && isAnalylsisLayer))
{
typeDependencies[oldT].Add(tPrereq);
}
}
}
return(typeDependencies);
}
public PulseAudioSimple(StreamDirection streamDirection, string streamName)
{
SampleSpec sampleSpec;
sampleSpec.channels = 1;
sampleSpec.format = SampleFormat.PA_SAMPLE_S16LE;
sampleSpec.rate = 8000;
IntPtr sampleSpecPtr = Marshal.AllocHGlobal(Marshal.SizeOf(sampleSpec));
Marshal.StructureToPtr(sampleSpec, sampleSpecPtr, true);
BufferAttributes bufferAttributes = new BufferAttributes();
if (streamDirection == StreamDirection.Playback)
{
bufferAttributes.maxlength = uint.MaxValue;
bufferAttributes.tlength = 160 * 2;
bufferAttributes.prebuf = uint.MaxValue;
bufferAttributes.minreq = uint.MaxValue;
bufferAttributes.fragsize = uint.MaxValue;
}
if (streamDirection == StreamDirection.Record)
{
bufferAttributes.maxlength = 160 * 12;
bufferAttributes.tlength = 160 * 2;
bufferAttributes.prebuf = 160 * 12;
bufferAttributes.minreq = 160 * 2;
bufferAttributes.fragsize = 160 * 2;
}
IntPtr bufferAttributesPtr = Marshal.AllocHGlobal(Marshal.SizeOf(bufferAttributes));
Marshal.StructureToPtr(bufferAttributes, bufferAttributesPtr, true);
int error = 0;
_paSimple = PulseAudioNativeMethods.pa_simple_new(null, "Ropu", streamDirection, null, streamName, sampleSpecPtr, IntPtr.Zero, bufferAttributesPtr, ref error);
if (error != 0)
{
throw new Exception($"Failed to initalize pulse audio with error {error}");
}
}
/// <summary>
/// Create a new <see cref="ProgressStream"/> that wraps the specified inner <see cref="Stream"/>.
/// </summary>
/// <param name="innerStream">
/// The inner stream.
/// </param>
/// <param name="streamDirection">
/// The direction in which the stream's data is expected to flow.
/// </param>
/// <param name="ownsStream">
/// Should the <see cref="ProgressStream"/> close the inner stream when it is closed?
/// </param>
/// <param name="sink">
/// The sink used to report stream progress.
/// </param>
public ProgressStream(Stream innerStream, StreamDirection streamDirection, bool ownsStream, IProgressSink <long> sink)
{
if (innerStream == null)
{
throw new ArgumentNullException(nameof(innerStream));
}
if (innerStream is ProgressStream)
{
throw new InvalidOperationException("Wrapping a ProgressStream2 in another ProgressStream2 is not currently supported.");
}
if (streamDirection == StreamDirection.Unknown)
{
throw new ArgumentOutOfRangeException(nameof(streamDirection), streamDirection, $"Invalid stream direction: '{streamDirection}'.");
}
_innerStream = innerStream;
_streamDirection = streamDirection;
_sink = sink;
}
/// <summary>
/// Modify the path to the desired mapping format.
/// </summary>
/// <param name="sourcePath">
/// The path to the source file.
/// </param>
/// <returns>
/// The updated path if a file is located elsewhere.
/// </returns>
private string ApplyPathUpdate(string sourcePath, StreamDirection direction)
{
var resultPath = sourcePath;
foreach (var path in PathMappings)
{
if (sourcePath.StartsWith(path.Key, StringComparison.CurrentCultureIgnoreCase))
{
// Replace the path.
resultPath = path.Value + resultPath.Substring(path.Key.Length);
if (DebugStream != null)
{
DebugStream.WriteLine("*** Replaced Path({2}): {0} -> {1}", path.Key, path.Value, direction);
DebugStream.WriteLine("*** Source Path: {0}", sourcePath);
DebugStream.WriteLine("*** Target Path: {0}", resultPath);
}
break;
}
}
return(resultPath);
}
/// <summary>
/// Configure the modifiers to run.
/// </summary>
/// <returns>
/// The list of modifiers to execute.
/// </returns>
private IList <IJsonModifier> ConfigureModifiers(PassthroughSettings settings, StreamDirection direction)
{
// Configure the modifiers;
var modifiers = new List <IJsonModifier>();
if (settings.UseLegacySourceFolders)
{
if (direction == StreamDirection.ToClient)
{
modifiers.Add(new LegacySourcePathRenameModifier(settings.GetLegacySourceFolders(),
DebugLog));
}
else
{
// Flip the modifier for host mapping.
modifiers.Add(new LegacySourcePathRenameModifier(settings.GetLegacySourceFolders().ToDictionary((pair) => pair.Value, (pair) => pair.Key),
DebugLog));
}
}
if (settings.UseLegacyBreakpointFix)
{
modifiers.Add(new LegacyBreakpointModifier());
}
return(modifiers);
}
private TransactionNode ExtractTNSData(PacketStream stream, StreamDirection direction)
{
TransactionNode node;
OracleTransactionType type;
List<PacketSlice> slices = new List<PacketSlice>();
Int16 pLen = 0;
int packetType;
try {
pLen = stream.PeekInt16();
stream.ReadBytes(2, slices);
stream.ReadBytes(2); //skip checksum
packetType = stream.ReadByte();
type = (OracleTransactionType)packetType;
stream.ReadByte(); //skip the reserved byte
} catch (Exception e) {
logger.AddMessage(e.Message);
return null;
}
switch (type) {
case OracleTransactionType.CONNECT:
try {
node = new TransactionNode("Connect");
node.AddField("Packet Size", pLen, "Packet Size", slices);
Int16 headerChecksum = stream.ReadInt16();
Int16 version = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Version", version, "Version", slices);
Int16 compatVersion = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Version (compatible)", compatVersion, "Compatible Version", slices);
Int16 serviceOptions = stream.ReadInt16();
Int16 sessionDataUnitSize = stream.ReadInt16();
Int16 maxTxDataUnitSize = stream.ReadInt16();
Int16 NTProtCharacteristics = stream.ReadInt16();
Int16 lineTurnValue = stream.ReadInt16();
Int16 valueOfOneInHW = stream.ReadInt16();
Int16 ctDataLen = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Data Length", ctDataLen, "The length of the connect datastring.", slices);
Int16 ctDataOffset = stream.ReadInt16();
Int16 maxRecCtData = stream.ReadInt16();
Int16 ctFlagsA = stream.ReadInt16();
Int16 ctFlagsB = stream.ReadInt16();
Int32 traceItemA = stream.ReadInt32();
Int32 traceItemB = stream.ReadInt32();
Int64 traceID = stream.ReadInt64();
stream.ReadInt64();
byte[] ctData = stream.PeekBytes(ctDataLen);
string connectData = StaticUtils.DecodeASCII(ctData);
stream.ReadBytes(ctDataLen, slices);
node.AddField("Connect data", connectData, "Connect data", slices);
try {
Match match = Regex.Match(connectData, "\\(PROTOCOL=(?<proto>\\w{2,})\\)\\(HOST=(?<host>[.\\w]{7,})\\)\\(PORT=(?<port>\\d{2,})\\)\\).*SERVICE_NAME=(?<sid>[.\\w]{1,})\\)");
string proto = match.Groups["proto"].Value;
string host = match.Groups["host"].Value;
string newPort = match.Groups["port"].Value;
string sid = match.Groups["sid"].Value;
TransactionNode cInfoNode = new TransactionNode("Connection Info");
cInfoNode.AddField("Protocol", proto, "Protocol", slices);
cInfoNode.AddField("Host", host, "Server being connected to", slices);
cInfoNode.AddField("Port", newPort, "Port", slices);
cInfoNode.AddField("Service", sid, "Service", slices);
node.AddChild(cInfoNode);
} catch (ArgumentException) {
}
return node;
} catch (Exception e) {
logger.AddMessage(e.Message);
return null;
}
case OracleTransactionType.ACCEPT:
node = new TransactionNode("Accept");
node.AddField("Packet Size", pLen, "Packet Size", slices);
try {
Int16 headerChecksum = stream.ReadInt16();
Int16 version = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Version", version, "Version", slices);
Int16 serviceOptions = stream.ReadInt16();
Int16 sessionDataUnitSize = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Session Data Unit Size", sessionDataUnitSize, "Session Data Unit Size", slices);
Int16 maxTxDataUnitSize = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Max Tx Unit Size", maxTxDataUnitSize, "Maximum Transmission Data Unit Size", slices);
Int16 valueOfOneInHW = stream.ReadInt16();
Int16 acceptDataLength = stream.ReadInt16();
Int16 dataOffset = stream.ReadInt16();
int connectFlagsA = stream.ReadByte();
int connectFlagsB = stream.ReadByte();
stream.ReadBytes(pLen - 24); //read out empty bytes
} catch (Exception e) {
logger.AddMessage(e.Message);
return null;
}
return node;
case OracleTransactionType.REDIRECT:
node = new TransactionNode("Redirect");
node.AddField("Packet Size", pLen, "Packet Size", slices);
try {
Int16 headerChecksum = stream.ReadInt16();
Int16 redirLen = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Redirection Data Length", redirLen, "Length of the redirection data string", slices);
byte[] redirData = stream.PeekBytes(redirLen);
string sRedir = StaticUtils.DecodeASCII(redirData);
stream.ReadBytes(redirLen, slices);
node.AddField("Redirection Data", sRedir, "Redirection data", slices);
//get the redirected port
string newPort = null;
string proto = null;
string host = null;
try {
Match match = Regex.Match(sRedir, "\\(PROTOCOL=(?<proto>\\w{2,})\\)\\(HOST=(?<host>[.\\w]{7,})\\)\\(PORT=(?<port>\\d{2,})\\)\\)");
proto = match.Groups["proto"].Value;
host = match.Groups["host"].Value;
newPort = match.Groups["port"].Value;
} catch (ArgumentException) {
// Syntax error in the regular expression
}
if(!newPort.Equals(""))
redirPort = Int32.Parse(newPort);
TransactionNode redirInfo = new TransactionNode("Redirection Info");
redirInfo.AddField("Protocol", proto, "Protocol used", slices);
redirInfo.AddField("Host", host, "Host", slices);
redirInfo.AddField("Port", newPort, "Port", slices);
node.AddChild(redirInfo);
} catch (Exception e) {
logger.AddMessage(e.Message);
return null;
}
return node;
case OracleTransactionType.DATA:
string label;
if (direction == StreamDirection.IN)
label = "Response";
else
label = "Request";
node = new TransactionNode("Data - "+label );
node.AddField("Packet Size", pLen, "Packet Size", slices);
try {
Int16 headerChecksum = stream.ReadInt16();
Int16 dataFlags = stream.ReadInt16();
int payLoadLength = pLen - 10;
byte[] payLoad = stream.PeekBytes(payLoadLength);
string sPayload = StaticUtils.DecodeASCII(payLoad);
stream.ReadBytes(payLoadLength, slices);
node.AddField("Data", sPayload, "Data", slices);
} catch (Exception e) {
logger.AddMessage(e.Message);
return null;
}
return node;
default:
logger.AddMessage(String.Format("Packet dissection not implemented [TransactionType={0}]", type));
return null;
}
}
/// <summary>
///Creates a Generic Stream object using the standard callbacks. A Stream derived class is still used for transfer
///but the user supplies the direction required (supports bi-directional streams).
///See API Guide: FPStream_CreateGenericStream
///
///@param userStream Instance of an object derived from the Stream class. This object
/// is used by the calling application to transfer the data to the Generic
/// Stream. Note: The derived Stream class should implement the Seek functionality
/// is this is used to provide Marker Support for the SDK.
///@param direction The direction of the stream.
///@param userData An IntPtr which can be used to reference a user object that may be required
/// when working with the input or output data buffer.
/// </summary>
public FPGenericStream(Stream userStream, StreamDirection direction, IntPtr userData)
: this(direction, new FPStreamCallbacks(userStream), userData)
{
}
private void OnStreamDirectionChanged(uint streamid, StreamDirection streamdirection, StreamPendingFlags pendingflags)
{
Logger.Debug("Conversation::OnStreamDirectionChanged called");
}
/// <summary>
///Creates a Generic Stream object with user supplied callbacks. A Stream derived class is still used for transfer.
///but the user supplies the direction required (supports bi-directional streams).
///See API Guide: FPStream_CreateGenericStream
///
///@param userStream Instance of an object derived from the Stream class. This object
/// is used by the calling application to transfer the data to the Generic
/// Stream. Note: The derived Stream class should implement the Seek functionality is
/// this is used to provide Marker Support for the SDK.
///@param direction The direction of the stream.
///@param userCBS Callbacks provided by the user. Typically the derived class will only
/// require to override PopulateBuffer and / or ProcessReturnedData.
///@param userData An IntPtr which can be used to reference a user object that may be required
/// when working with the input or output data buffer.
/// </summary>
public FPGenericStream(Stream userStream, StreamDirection direction, FPStreamCallbacks userCBS, IntPtr userData)
: this(direction, userCBS, userData)
{
}
private TransactionNode ExtractTNSData(PacketStream stream, StreamDirection direction)
{
TransactionNode node;
OracleTransactionType type;
List <PacketSlice> slices = new List <PacketSlice>();
Int16 pLen = 0;
int packetType;
try {
pLen = stream.PeekInt16();
stream.ReadBytes(2, slices);
stream.ReadBytes(2); //skip checksum
packetType = stream.ReadByte();
type = (OracleTransactionType)packetType;
stream.ReadByte(); //skip the reserved byte
} catch (Exception e) {
logger.AddMessage(e.Message);
return(null);
}
switch (type)
{
case OracleTransactionType.CONNECT:
try {
node = new TransactionNode("Connect");
node.AddField("Packet Size", pLen, "Packet Size", slices);
Int16 headerChecksum = stream.ReadInt16();
Int16 version = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Version", version, "Version", slices);
Int16 compatVersion = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Version (compatible)", compatVersion, "Compatible Version", slices);
Int16 serviceOptions = stream.ReadInt16();
Int16 sessionDataUnitSize = stream.ReadInt16();
Int16 maxTxDataUnitSize = stream.ReadInt16();
Int16 NTProtCharacteristics = stream.ReadInt16();
Int16 lineTurnValue = stream.ReadInt16();
Int16 valueOfOneInHW = stream.ReadInt16();
Int16 ctDataLen = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Data Length", ctDataLen, "The length of the connect datastring.", slices);
Int16 ctDataOffset = stream.ReadInt16();
Int16 maxRecCtData = stream.ReadInt16();
Int16 ctFlagsA = stream.ReadInt16();
Int16 ctFlagsB = stream.ReadInt16();
Int32 traceItemA = stream.ReadInt32();
Int32 traceItemB = stream.ReadInt32();
Int64 traceID = stream.ReadInt64();
stream.ReadInt64();
byte[] ctData = stream.PeekBytes(ctDataLen);
string connectData = StaticUtils.DecodeASCII(ctData);
stream.ReadBytes(ctDataLen, slices);
node.AddField("Connect data", connectData, "Connect data", slices);
try {
Match match = Regex.Match(connectData, "\\(PROTOCOL=(?<proto>\\w{2,})\\)\\(HOST=(?<host>[.\\w]{7,})\\)\\(PORT=(?<port>\\d{2,})\\)\\).*SERVICE_NAME=(?<sid>[.\\w]{1,})\\)");
string proto = match.Groups["proto"].Value;
string host = match.Groups["host"].Value;
string newPort = match.Groups["port"].Value;
string sid = match.Groups["sid"].Value;
TransactionNode cInfoNode = new TransactionNode("Connection Info");
cInfoNode.AddField("Protocol", proto, "Protocol", slices);
cInfoNode.AddField("Host", host, "Server being connected to", slices);
cInfoNode.AddField("Port", newPort, "Port", slices);
cInfoNode.AddField("Service", sid, "Service", slices);
node.AddChild(cInfoNode);
} catch (ArgumentException) {
}
return(node);
} catch (Exception e) {
logger.AddMessage(e.Message);
return(null);
}
case OracleTransactionType.ACCEPT:
node = new TransactionNode("Accept");
node.AddField("Packet Size", pLen, "Packet Size", slices);
try {
Int16 headerChecksum = stream.ReadInt16();
Int16 version = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Version", version, "Version", slices);
Int16 serviceOptions = stream.ReadInt16();
Int16 sessionDataUnitSize = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Session Data Unit Size", sessionDataUnitSize, "Session Data Unit Size", slices);
Int16 maxTxDataUnitSize = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Max Tx Unit Size", maxTxDataUnitSize, "Maximum Transmission Data Unit Size", slices);
Int16 valueOfOneInHW = stream.ReadInt16();
Int16 acceptDataLength = stream.ReadInt16();
Int16 dataOffset = stream.ReadInt16();
int connectFlagsA = stream.ReadByte();
int connectFlagsB = stream.ReadByte();
stream.ReadBytes(pLen - 24); //read out empty bytes
} catch (Exception e) {
logger.AddMessage(e.Message);
return(null);
}
return(node);
case OracleTransactionType.REDIRECT:
node = new TransactionNode("Redirect");
node.AddField("Packet Size", pLen, "Packet Size", slices);
try {
Int16 headerChecksum = stream.ReadInt16();
Int16 redirLen = stream.PeekInt16();
stream.ReadBytes(2, slices);
node.AddField("Redirection Data Length", redirLen, "Length of the redirection data string", slices);
byte[] redirData = stream.PeekBytes(redirLen);
string sRedir = StaticUtils.DecodeASCII(redirData);
stream.ReadBytes(redirLen, slices);
node.AddField("Redirection Data", sRedir, "Redirection data", slices);
//get the redirected port
string newPort = null;
string proto = null;
string host = null;
try {
Match match = Regex.Match(sRedir, "\\(PROTOCOL=(?<proto>\\w{2,})\\)\\(HOST=(?<host>[.\\w]{7,})\\)\\(PORT=(?<port>\\d{2,})\\)\\)");
proto = match.Groups["proto"].Value;
host = match.Groups["host"].Value;
newPort = match.Groups["port"].Value;
} catch (ArgumentException) {
// Syntax error in the regular expression
}
if (!newPort.Equals(""))
{
redirPort = Int32.Parse(newPort);
}
TransactionNode redirInfo = new TransactionNode("Redirection Info");
redirInfo.AddField("Protocol", proto, "Protocol used", slices);
redirInfo.AddField("Host", host, "Host", slices);
redirInfo.AddField("Port", newPort, "Port", slices);
node.AddChild(redirInfo);
} catch (Exception e) {
logger.AddMessage(e.Message);
return(null);
}
return(node);
case OracleTransactionType.DATA:
string label;
if (direction == StreamDirection.IN)
{
label = "Response";
}
else
{
label = "Request";
}
node = new TransactionNode("Data - " + label);
node.AddField("Packet Size", pLen, "Packet Size", slices);
try {
Int16 headerChecksum = stream.ReadInt16();
Int16 dataFlags = stream.ReadInt16();
int payLoadLength = pLen - 10;
byte[] payLoad = stream.PeekBytes(payLoadLength);
string sPayload = StaticUtils.DecodeASCII(payLoad);
stream.ReadBytes(payLoadLength, slices);
node.AddField("Data", sPayload, "Data", slices);
} catch (Exception e) {
logger.AddMessage(e.Message);
return(null);
}
return(node);
default:
logger.AddMessage(String.Format("Packet dissection not implemented [TransactionType={0}]", type));
return(null);
}
}
///////////////////////////////////////////////////////////////////////////////////////////////
private void TranslateEndOfLine(
StreamDirection direction,
ByteList inputList,
ref ByteList outputList
)
{
//
// NOTE: We require the underlying stream to be valid because we use it to
// perform the configured end-of-line transformations.
//
if (stream != null)
{
//
// NOTE: Is the input list valid?
//
if (inputList != null)
{
//
// NOTE: How many bytes are in the list?
//
int inputCount = inputList.Count;
if (inputCount > 0)
{
//
// NOTE: Copy the input list to the input buffer because the underlying
// stream transform works on buffers, not lists.
//
byte[] inputBuffer = inputList.ToArray();
//
// NOTE: Allocate an output buffer of equal length to the input buffer
// because the underlying stream transform works on buffers, not
// lists.
//
byte[] outputBuffer = new byte[inputCount];
//
// NOTE: Use the underlying stream to perform the actual end-of-line
// transformations via the buffers we have prepared. If the stream
// direction is neither Input only nor Output only, we do nothing.
//
int outputCount = Count.Invalid;
if (direction == StreamDirection.Output)
{
outputCount = stream.TranslateOutputEndOfLine(
inputBuffer, outputBuffer, 0, inputCount);
}
else if (direction == StreamDirection.Input)
{
outputCount = stream.TranslateInputEndOfLine(
inputBuffer, outputBuffer, 0, inputCount);
}
//
// NOTE: Did we transform anything?
//
if (outputCount != Count.Invalid)
{
//
// NOTE: Finally, set the caller's output list to the contents of the
// resulting [transformed] output buffer. We have to manually
// copy the bytes into the resulting output list because we may
// not need all the bytes in the output buffer.
//
outputList = new ByteList(outputCount);
for (int outputIndex = 0; outputIndex < outputCount; outputIndex++)
{
outputList.Add(outputBuffer[outputIndex]);
}
}
}
else
{
//
// NOTE: Garbage in, garbage out. Empty list to empty list.
//
outputList = new ByteList();
}
}
else
{
//
// NOTE: Garbage in, garbage out. Null list to null list.
//
outputList = null;
}
}
}
internal TypeDependencyData(StreamDirection dir, GSATargetLayer layer)
{
this.Direction = dir;
this.Layer = layer;
this.Dependencies = new Dictionary <Type, List <Type> >();
}
private void OnStreamDirectionChanged(uint streamid, StreamDirection streamdirection, StreamPendingFlags pendingflags)
{
Logger.Debug("Conversation::OnStreamDirectionChanged called");
}
/// <inheritdoc />
public void ProcessJson(JToken message, StreamDirection direction)
{
ProcessJsonFilePaths(message, direction);
}
public NetworkReader(Stream stream, StreamDirection dir)
: base(stream)
{
direction = dir;
}
/// <summary>
/// Create a new <see cref="ProgressStream"/> that wraps the specified inner <see cref="Stream"/>.
/// </summary>
/// <param name="innerStream">
/// The inner stream.
/// </param>
/// <param name="streamDirection">
/// The direction in which the stream's data is expected to flow.
/// </param>
public ProgressStream(Stream innerStream, StreamDirection streamDirection)
: this(innerStream, streamDirection, true)
{
}
public IOStream(string name, StreamDirection direction)
{
Direction = direction;
StreamName = name;
}
public DirectedStream(StreamDirection direction, Stream baseStream)
{
this.direction = direction;
this.baseStream = baseStream;
}
