public override IEnumerable <ResponseFrame> Process(byte[] buffer, int size, Stream stream, IProtoBufComporessor compressor)
{
Init(buffer, size);
while (AreMore())
{
byte b = GetByte();
switch (ByteIdx)
{
case 0: TmpFrameHeader.Version = b; break;
case 1: TmpFrameHeader.Flags = b; break;
case 2: TmpFrameHeader.StreamId = b; break;
case 3: TmpFrameHeader.Opcode = b; break;
case 4:
{
TmpFrameHeader.Len[0] = b;
} break;
case 5: TmpFrameHeader.Len[1] = b; break;
case 6: TmpFrameHeader.Len[2] = b; break;
case 7: TmpFrameHeader.Len[3] = b;
_bodyLen = TypeInterpreter.BytesToInt32(TmpFrameHeader.Len, 0);
TmpFrame = TmpFrameHeader.MakeFrame(new BufferedProtoBuf(_bodyLen, ((TmpFrameHeader.Flags & 0x01) == 0x01) ? compressor : null));
yield return(TmpFrame);
break;
default:
{
TmpFrame.RawStream.WriteByte(b);
}
break;
}
ByteIdx++;
if (ByteIdx - 8 >= _bodyLen)
{
ByteIdx = 0;
_bodyLen = int.MaxValue;
TmpFrameHeader = new FrameHeader();
}
}
}
virtual public IEnumerable <ResponseFrame> Process(byte[] buffer, int size, Stream stream, IProtoBufComporessor compressor)
{
Init(buffer, size);
int bodyLen = int.MaxValue;
while (AreMore())
{
byte b = GetByte();
switch (ByteIdx)
{
case 0: TmpFrameHeader.Version = b; break;
case 1: TmpFrameHeader.Flags = b; break;
case 2: TmpFrameHeader.StreamId = b; break;
case 3: TmpFrameHeader.Opcode = b; break;
case 4:
{
TmpFrameHeader.Len[0] = b;
} break;
case 5: TmpFrameHeader.Len[1] = b; break;
case 6: TmpFrameHeader.Len[2] = b; break;
case 7: TmpFrameHeader.Len[3] = b;
bodyLen = TypeInterpreter.BytesToInt32(TmpFrameHeader.Len, 0);
TmpFrame = TmpFrameHeader.MakeFrame(new StreamProtoBuf(stream, ((TmpFrameHeader.Flags & 0x01) == 0x01) ? compressor : null));
yield return(TmpFrame);
break;
default:
throw new DriverInternalError("Invalid state");
}
ByteIdx++;
if (ByteIdx >= FrameHeader.Size)
{
ByteIdx = 0;
TmpFrameHeader = new FrameHeader();
}
}
}
public ResponseFrame MakeFrame(IProtoBuf stream)
{
var bodyLen = TypeInterpreter.BytesToInt32(Len, 0);
if (MaxFrameSize - 8 < bodyLen)
{
throw new DriverInternalError("Frame length mismatch");
}
var frame = new ResponseFrame()
{
FrameHeader = this, RawStream = stream
};
return(frame);
}
public object ConvertFrom(byte[] decimalBuf)
{
if (decimalBuf.Length > 16)
{
throw new ArgumentOutOfRangeException(
"this java.math.BigDecimal is too big to fit into System.Decimal. Think about using other TypeAdapter for java.math.BigDecimal (e.g. J#, IKVM,...)");
}
var scaleBytes = new byte[4];
for (int i = 0; i < 4; i++)
{
scaleBytes[i] = decimalBuf[i];
}
var bigIntBytes = new byte[decimalBuf.Length - 4];
for (int i = 0; i < bigIntBytes.Length; i++)
{
bigIntBytes[i] = decimalBuf[i + 4];
}
bool isNegative = (bigIntBytes[0] & 0x80) != 0;
var bytes = new byte[12];
if (isNegative)
{
for (int i = 0; i < 12; i++)
{
bytes[i] = 0xff;
}
}
int offset = 12 - bigIntBytes.Length;
for (int i = 0; i < bigIntBytes.Length; i++)
{
bytes[offset + i] = bigIntBytes[i];
}
var lowB = new byte[4];
var midB = new byte[4];
var highB = new byte[4];
Array.Copy(bytes, 8, lowB, 0, 4);
Array.Copy(bytes, 4, midB, 0, 4);
Array.Copy(bytes, 0, highB, 0, 4);
Array.Reverse(lowB);
Array.Reverse(midB);
Array.Reverse(highB);
uint low = BitConverter.ToUInt32(lowB, 0);
uint mid = BitConverter.ToUInt32(midB, 0);
uint high = BitConverter.ToUInt32(highB, 0);
var scale = (byte)TypeInterpreter.BytesToInt32(scaleBytes, 0);
if (isNegative)
{
low = ~low;
mid = ~mid;
high = ~high;
high += (mid == 0xFFFFFFF && low == 0xFFFFFFF) ? 1u : 0;
mid += (low == 0xFFFFFFF) ? 1u : 0;
low += 1;
}
return(new decimal((int)low, (int)mid, (int)high, isNegative, scale));
}
