private void ParseControlCommand()
{
List <PacketSlice> slices = new List <PacketSlice>(2);
UInt16 cmdTypeRaw, cmdLen;
RRACCommand cmdType;
string cmdTypeStr;
List <PacketSlice> cmdTypeSlices = new List <PacketSlice>(1);
List <PacketSlice> cmdLenSlices = new List <PacketSlice>(1);
UInt32 u32;
byte[] bytes;
try
{
// Command type
cmdTypeRaw = stream.ReadU16(cmdTypeSlices);
// Command length
cmdLen = stream.ReadU16(cmdLenSlices);
ParseCommandType(cmdTypeRaw, out cmdType, out cmdTypeStr);
TransactionNode cmd = new TransactionNode(cmdTypeStr);
cmd.AddField("CommandType", cmdTypeStr,
"Command type.", cmdTypeSlices);
cmd.AddField("CommandLength", Convert.ToString(cmdLen),
"Number of bytes following this field.", cmdLenSlices);
if (cmdType != RRACCommand.Response)
{
cmd.Description = cmd.Name;
}
bool handled = true;
switch (cmdType)
{
case RRACCommand.GetMetaData:
u32 = stream.ReadU32(slices);
cmd.AddField("GetMask", Util.FormatFlags(u32),
"A bitmask specifying what metadata to get.", slices);
pendingReplies[cmdType] = new GetMetaDataCmd(u32);
break;
case RRACCommand.SetMetaData:
u32 = stream.ReadU32(slices);
cmd.AddField("PayloadSize", Convert.ToString(u32),
"The number of bytes of payload following this field.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("MagicValue", Util.FormatFlags(u32),
"Magic value that must be 0xF0000001.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("SetOid", FormatSetType(u32),
"The identifier of the object to set.", slices);
pendingReplies[cmdType] = new SetMetaDataCmd(u32);
switch (u32)
{
case SetMetaDataCmd.TYPE_BORING_SSPIDS:
bytes = stream.ReadBytes(16, slices);
cmd.AddField("FourUnknownDWORDs", Util.FormatByteArray(bytes),
"Four unknown DWORDs.", slices);
UInt32 numObjects = stream.ReadU32(slices);
cmd.AddField("NumBoringObjects", Convert.ToString(numObjects),
"Number of boring objects following this field.", slices);
TransactionNode boringObjects = new TransactionNode("BoringObjects");
cmd.AddChild(boringObjects);
for (int i = 0; i < numObjects; i++)
{
u32 = stream.ReadU32(slices);
boringObjects.AddField(Convert.ToString(i), Util.FormatFlags(u32),
"Object type ID.", slices);
}
break;
default:
handled = false;
cmdLen -= 4 * 3;
break;
}
break;
case RRACCommand.Notify:
UInt32 notifyType = stream.ReadU32(slices);
cmd.AddField("NotifyType", FormatNotifyType(notifyType),
"Type of notification.", slices);
switch (notifyType)
{
case NotifyCmd.TYPE_PARTNERSHIPS:
u32 = stream.ReadU32(slices);
cmd.AddField("Unknown1", Util.FormatFlags(u32),
"Unknown field 1.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("Unknown2", Util.FormatFlags(u32),
"Unknown field 2.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("Size", Convert.ToString(u32),
"Size of the remaining fields.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("PCur", Convert.ToString(u32),
"Current partner index.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("P1", Util.FormatFlags(u32),
"Partner 1 ID.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("P2", Util.FormatFlags(u32),
"Partner 2 ID.", slices);
break;
default:
handled = false;
cmdLen -= 4;
break;
}
break;
case RRACCommand.Response:
ParseCommandReply(cmd, cmdLen);
break;
default:
handled = false;
break;
}
if (!handled)
{
if (cmdLen > 0)
{
bytes = stream.ReadBytes((int)cmdLen, slices);
cmd.AddField("UnknownData", Util.FormatByteArray(bytes), "Unknown data.", slices);
}
}
AddTransactionNode(cmd);
}
catch (EndOfStreamException e)
{
throw new StreamSessionParseError(e.Message);
}
}
protected void ParseCommandReply(TransactionNode cmd, int cmdLen)
{
UInt32 u32;
byte[] bytes;
string str;
List <PacketSlice> slices = new List <PacketSlice>(2);
UInt32 replyCmdTypeRaw;
RRACCommand replyCmdType;
string replyCmdTypeStr;
replyCmdTypeRaw = stream.ReadU32(slices);
ParseCommandType((UInt16)replyCmdTypeRaw, out replyCmdType, out replyCmdTypeStr);
cmd.AddField("ReplyToCommand", replyCmdTypeStr,
"Command which this is a reply to.", slices);
int replyLen = cmdLen - 4;
if (replyCmdType != RRACCommand.UNKNOWN)
{
if (!pendingReplies.ContainsKey(replyCmdType))
{
throw new StreamSessionParseError(String.Format(
"Got reply to a command we don't know about: {0} ({1})",
replyCmdType, replyCmdTypeRaw));
}
}
bool handled = true;
cmd.Description = String.Format("{0} to {1}", cmd.Name, replyCmdTypeStr);
u32 = stream.ReadU32(slices);
cmd.AddField("Result", Util.FormatValue(u32),
"Result of the request.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("ResponseDataSize", Util.FormatValue(u32),
"Number of bytes of response data following the next field.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("Unknown1", Util.FormatValue(u32),
"Unknown field.", slices);
replyLen -= 3 * 4;
if (replyCmdType == RRACCommand.GetMetaData)
{
GetMetaDataCmd listCmd =
pendingReplies[replyCmdType] as GetMetaDataCmd;
switch (listCmd.Flags)
{
case 0x7c1:
u32 = stream.ReadU32(slices);
cmd.AddField("MagicValue", Util.FormatFlags(u32),
"Magic value that must be 0xF0000001.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("Success", Util.FormatBool(u32),
"A value that must be TRUE, probably signifying whether the command succeeded.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("HasBody", Util.FormatBool(u32),
"A BOOL indicating if the response contains a body or is empty.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("ResponseTo", Util.FormatValue(u32),
"Two to the power of the position of the bit to which this is a response. So for instance " +
"if this is the response to bit 4, this field contains the value 16.", slices);
UInt32 typeCount = stream.ReadU32(slices);
cmd.AddField("TypeCount", Convert.ToString(typeCount),
"Number of types following.", slices);
TransactionNode objTypes = new TransactionNode("ObjectTypes");
cmd.AddChild(objTypes);
for (int i = 0; i < typeCount; i++)
{
TransactionNode node = new TransactionNode(
Convert.ToString(i));
u32 = stream.ReadU32(slices);
node.AddField("Flags", Util.FormatValue(u32),
"Unknown.", slices);
str = stream.ReadCString(200, slices);
node.AddField("Name1", str, "Name of the object type.", slices);
str = stream.ReadCString(80, slices);
node.AddField("Name2", str, "Name/description of the object type.", slices);
str = stream.ReadCString(80, slices);
node.AddField("Name3", str, "Another name/description of the object type (usually blank).", slices);
u32 = stream.ReadU32(slices);
node.AddField("SSPId", Util.FormatFlags(u32),
"Identifier of the object type.", slices);
u32 = stream.ReadU32(slices);
node.AddField("Count", Util.FormatValue(u32),
"Number of items of this object type on the device.", slices);
u32 = stream.ReadU32(slices);
node.AddField("TotalSize", Util.FormatValue(u32),
"Total size of the items of this object type on the device.", slices);
List <PacketSlice> allSlices = new List <PacketSlice>(2);
UInt32 timeLow = stream.ReadU32(slices);
allSlices.AddRange(slices);
UInt32 timeHigh = stream.ReadU32(slices);
allSlices.AddRange(slices);
UInt64 time = (UInt64)timeLow & ((UInt64)timeHigh << 32);
node.AddField("FileTime", String.Format("0x{0:x16}", time),
"Time of last modification of any of the items of this object type on the device (?).", allSlices);
objTypes.AddChild(node);
}
break;
default:
handled = false;
break;
}
}
else
{
handled = false;
}
if (!handled)
{
if (replyLen > 0)
{
bytes = stream.ReadBytes(replyLen, slices);
cmd.AddField("UnknownReplyData", Util.FormatByteArray(bytes),
"Unknown reply data.", slices);
}
}
pendingReplies.Remove(replyCmdType);
}
private void ParseControlCommand()
{
List<PacketSlice> slices = new List<PacketSlice>(2);
UInt16 cmdTypeRaw, cmdLen;
RRACCommand cmdType;
string cmdTypeStr;
List<PacketSlice> cmdTypeSlices = new List<PacketSlice>(1);
List<PacketSlice> cmdLenSlices = new List<PacketSlice>(1);
UInt32 u32;
byte[] bytes;
try
{
// Command type
cmdTypeRaw = stream.ReadU16(cmdTypeSlices);
// Command length
cmdLen = stream.ReadU16(cmdLenSlices);
ParseCommandType(cmdTypeRaw, out cmdType, out cmdTypeStr);
TransactionNode cmd = new TransactionNode(cmdTypeStr);
cmd.AddField("CommandType", cmdTypeStr,
"Command type.", cmdTypeSlices);
cmd.AddField("CommandLength", Convert.ToString(cmdLen),
"Number of bytes following this field.", cmdLenSlices);
if (cmdType != RRACCommand.Response)
{
cmd.Description = cmd.Name;
}
bool handled = true;
switch (cmdType)
{
case RRACCommand.GetMetaData:
u32 = stream.ReadU32(slices);
cmd.AddField("GetMask", Util.FormatFlags(u32),
"A bitmask specifying what metadata to get.", slices);
pendingReplies[cmdType] = new GetMetaDataCmd(u32);
break;
case RRACCommand.SetMetaData:
u32 = stream.ReadU32(slices);
cmd.AddField("PayloadSize", Convert.ToString(u32),
"The number of bytes of payload following this field.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("MagicValue", Util.FormatFlags(u32),
"Magic value that must be 0xF0000001.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("SetOid", FormatSetType(u32),
"The identifier of the object to set.", slices);
pendingReplies[cmdType] = new SetMetaDataCmd(u32);
switch (u32)
{
case SetMetaDataCmd.TYPE_BORING_SSPIDS:
bytes = stream.ReadBytes(16, slices);
cmd.AddField("FourUnknownDWORDs", Util.FormatByteArray(bytes),
"Four unknown DWORDs.", slices);
UInt32 numObjects = stream.ReadU32(slices);
cmd.AddField("NumBoringObjects", Convert.ToString(numObjects),
"Number of boring objects following this field.", slices);
TransactionNode boringObjects = new TransactionNode("BoringObjects");
cmd.AddChild(boringObjects);
for (int i = 0; i < numObjects; i++)
{
u32 = stream.ReadU32(slices);
boringObjects.AddField(Convert.ToString(i), Util.FormatFlags(u32),
"Object type ID.", slices);
}
break;
default:
handled = false;
cmdLen -= 4 * 3;
break;
}
break;
case RRACCommand.Notify:
UInt32 notifyType = stream.ReadU32(slices);
cmd.AddField("NotifyType", FormatNotifyType(notifyType),
"Type of notification.", slices);
switch (notifyType)
{
case NotifyCmd.TYPE_PARTNERSHIPS:
u32 = stream.ReadU32(slices);
cmd.AddField("Unknown1", Util.FormatFlags(u32),
"Unknown field 1.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("Unknown2", Util.FormatFlags(u32),
"Unknown field 2.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("Size", Convert.ToString(u32),
"Size of the remaining fields.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("PCur", Convert.ToString(u32),
"Current partner index.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("P1", Util.FormatFlags(u32),
"Partner 1 ID.", slices);
u32 = stream.ReadU32(slices);
cmd.AddField("P2", Util.FormatFlags(u32),
"Partner 2 ID.", slices);
break;
default:
handled = false;
cmdLen -= 4;
break;
}
break;
case RRACCommand.Response:
ParseCommandReply(cmd, cmdLen);
break;
default:
handled = false;
break;
}
if (!handled)
{
if (cmdLen > 0)
{
bytes = stream.ReadBytes((int)cmdLen, slices);
cmd.AddField("UnknownData", Util.FormatByteArray(bytes), "Unknown data.", slices);
}
}
AddTransactionNode(cmd);
}
catch (EndOfStreamException e)
{
throw new StreamSessionParseError(e.Message);
}
}
