private void ReadContent(byte[] buffer, ErrorMap errorMap)
{
if (Header.BodyLength == 0 && buffer.Length >= HeaderIndexFor.HeaderLength)
{
var status = GetResponseStatus(Converter.ToInt16(buffer, HeaderIndexFor.Status), errorMap);
Header = new OperationHeader
{
Magic = Converter.ToByte(buffer, HeaderIndexFor.Magic),
OperationCode = Converter.ToByte(buffer, HeaderIndexFor.Opcode).ToOpCode(),
KeyLength = Converter.ToInt16(buffer, HeaderIndexFor.KeyLength),
ExtrasLength = Converter.ToByte(buffer, HeaderIndexFor.ExtrasLength),
Status = status,
BodyLength = Converter.ToInt32(buffer, HeaderIndexFor.Body),
Opaque = Converter.ToUInt32(buffer, HeaderIndexFor.Opaque),
Cas = Converter.ToUInt64(buffer, HeaderIndexFor.Cas)
};
if (Opaque != Header.Opaque)
{
var msg = string.Format("Expected opaque {0} but got {1}", Opaque, Header.Opaque);
HandleClientError(msg, ResponseStatus.ClientFailure);
}
}
LengthReceived += buffer.Length;
}
public virtual void Read(byte[] buffer, int offset, int length)
{
if (Header.BodyLength == 0 && buffer.Length >= HeaderIndexFor.HeaderLength)
{
Header = new OperationHeader
{
Magic = Converter.ToByte(buffer, HeaderIndexFor.Magic),
OperationCode = Converter.ToByte(buffer, HeaderIndexFor.Opcode).ToOpCode(),
KeyLength = Converter.ToInt16(buffer, HeaderIndexFor.KeyLength),
ExtrasLength = Converter.ToByte(buffer, HeaderIndexFor.ExtrasLength),
Status = (ResponseStatus)Converter.ToInt16(buffer, HeaderIndexFor.Status),
BodyLength = Converter.ToInt32(buffer, HeaderIndexFor.Body),
Opaque = Converter.ToUInt32(buffer, HeaderIndexFor.Opaque),
Cas = Converter.ToUInt64(buffer, HeaderIndexFor.Cas)
};
if (Opaque != Header.Opaque)
{
var msg = string.Format("Expected opaque {0} but got {1}", Opaque, Header.Opaque);
HandleClientError(msg, ResponseStatus.ClientFailure);
}
}
LengthReceived += length;
Data.Write(buffer, offset, length);
}
public virtual void ReadExtras(byte[] buffer)
{
if (buffer.Length > Header.ExtrasOffset)
{
var format = new byte();
var flags = Converter.ToByte(buffer, Header.ExtrasOffset);
Converter.SetBit(ref format, 0, Converter.GetBit(flags, 0));
Converter.SetBit(ref format, 1, Converter.GetBit(flags, 1));
Converter.SetBit(ref format, 2, Converter.GetBit(flags, 2));
Converter.SetBit(ref format, 3, Converter.GetBit(flags, 3));
var compression = new byte();
Converter.SetBit(ref compression, 4, Converter.GetBit(flags, 4));
Converter.SetBit(ref compression, 5, Converter.GetBit(flags, 5));
Converter.SetBit(ref compression, 6, Converter.GetBit(flags, 6));
var typeCode = (TypeCode)(Converter.ToUInt16(buffer, 26) & 0xff);
Format = (DataFormat)format;
Compression = (Compression)compression;
Flags.DataFormat = Format;
Flags.Compression = Compression;
Flags.TypeCode = typeCode;
Expires = Converter.ToUInt32(buffer, 25);
}
}
public virtual void Read(byte[] buffer, int offset, int length)
{
if (Header.BodyLength == 0)
{
Header = new OperationHeader
{
Magic = Converter.ToByte(buffer, HeaderIndexFor.Magic),
OperationCode = Converter.ToByte(buffer, HeaderIndexFor.Opcode).ToOpCode(),
KeyLength = Converter.ToInt16(buffer, HeaderIndexFor.KeyLength),
ExtrasLength = Converter.ToByte(buffer, HeaderIndexFor.ExtrasLength),
Status = (ResponseStatus)Converter.ToInt16(buffer, HeaderIndexFor.Status),
BodyLength = Converter.ToInt32(buffer, HeaderIndexFor.Body),
Opaque = Converter.ToUInt32(buffer, HeaderIndexFor.Opaque),
Cas = Converter.ToUInt64(buffer, HeaderIndexFor.Cas)
};
}
LengthReceived += length;
Data.Write(buffer, offset, length);
}
protected void CreateHeader(OperationAsyncState state)
{
var buffer = state.Data.GetBuffer();
if (buffer.Length > 0)
{
state.Header = new OperationHeader
{
Magic = _converter.ToByte(buffer, HeaderIndexFor.Magic),
OperationCode = _converter.ToByte(buffer, HeaderIndexFor.Opcode).ToOpCode(),
KeyLength = _converter.ToInt16(buffer, HeaderIndexFor.KeyLength),
ExtrasLength = _converter.ToByte(buffer, HeaderIndexFor.ExtrasLength),
Status = (ResponseStatus)_converter.ToInt16(buffer, HeaderIndexFor.Status),
BodyLength = _converter.ToInt32(buffer, HeaderIndexFor.Body),
Opaque = _converter.ToUInt32(buffer, HeaderIndexFor.Opaque),
Cas = _converter.ToUInt64(buffer, HeaderIndexFor.Cas)
};
}
}
internal static OperationHeader CreateHeader(this ReadOnlySpan <byte> buffer, ErrorMap errorMap, out ErrorCode errorCode)
{
if (buffer == null || buffer.Length < OperationHeader.Length)
{
errorCode = null;
return(new OperationHeader {
Status = ResponseStatus.None
});
}
int keyLength, framingExtrasLength;
var magic = (Magic)buffer[HeaderOffsets.Magic];
if (magic == Magic.AltResponse)
{
framingExtrasLength = buffer[HeaderOffsets.FramingExtras];
keyLength = buffer[HeaderOffsets.AltKeyLength];
}
else
{
framingExtrasLength = 0;
keyLength = Converter.ToInt16(buffer.Slice(HeaderOffsets.KeyLength));
}
var statusCode = Converter.ToInt16(buffer.Slice(HeaderOffsets.Status));
var status = GetResponseStatus(statusCode, errorMap, out errorCode);
return(new OperationHeader
{
Magic = (byte)magic,
OpCode = buffer[HeaderOffsets.Opcode].ToOpCode(),
FramingExtrasLength = framingExtrasLength,
KeyLength = keyLength,
ExtrasLength = buffer[HeaderOffsets.ExtrasLength],
DataType = (DataType)buffer[HeaderOffsets.Datatype],
Status = status,
BodyLength = Converter.ToInt32(buffer.Slice(HeaderOffsets.Body)),
Opaque = Converter.ToUInt32(buffer.Slice(HeaderOffsets.Opaque)),
Cas = Converter.ToUInt64(buffer.Slice(HeaderOffsets.Cas))
});
}
internal static OperationHeader CreateHeader(this byte[] buffer, ErrorMap errorMap, out ErrorCode errorCode)
{
if (buffer == null || buffer.Length < HeaderIndexFor.HeaderLength)
{
errorCode = null;
return(new OperationHeader {
Status = ResponseStatus.None
});
}
int keyLength, framingExtrasLength;
var magic = (Magic)Converter.ToByte(buffer, HeaderIndexFor.Magic);
if (magic == Magic.AltResponse)
{
framingExtrasLength = Converter.ToByte(buffer, HeaderIndexFor.FramingExtras);
keyLength = Converter.ToByte(buffer, HeaderIndexFor.AltKeyLength);
}
else
{
framingExtrasLength = 0;
keyLength = Converter.ToInt16(buffer, HeaderIndexFor.KeyLength);
}
var statusCode = Converter.ToInt16(buffer, HeaderIndexFor.Status);
var status = GetResponseStatus(statusCode, errorMap, out errorCode);
return(new OperationHeader
{
Magic = (byte)magic,
OperationCode = Converter.ToByte(buffer, HeaderIndexFor.Opcode).ToOpCode(),
FramingExtrasLength = framingExtrasLength,
KeyLength = keyLength,
ExtrasLength = Converter.ToByte(buffer, HeaderIndexFor.ExtrasLength),
DataType = (DataType)Converter.ToByte(buffer, HeaderIndexFor.Datatype),
Status = status,
BodyLength = Converter.ToInt32(buffer, HeaderIndexFor.Body),
Opaque = Converter.ToUInt32(buffer, HeaderIndexFor.Opaque),
Cas = Converter.ToUInt64(buffer, HeaderIndexFor.Cas)
});
}
public T Deserialize <T>(byte[] buffer, int offset, int length)
{
object value = default(T);
var typeCode = Type.GetTypeCode(typeof(T));
switch (typeCode)
{
case TypeCode.Empty:
case TypeCode.DBNull:
case TypeCode.String:
case TypeCode.Char:
value = Deserialize(buffer, offset, length);
break;
case TypeCode.Int16:
if (length > 0)
{
value = _converter.ToInt16(buffer, offset);
}
break;
case TypeCode.UInt16:
if (length > 0)
{
value = _converter.ToUInt16(buffer, offset);
}
break;
case TypeCode.Int32:
if (length > 0)
{
value = _converter.ToInt32(buffer, offset);
}
break;
case TypeCode.UInt32:
if (length > 0)
{
value = _converter.ToUInt32(buffer, offset);
}
break;
case TypeCode.Int64:
if (length > 0)
{
value = _converter.ToInt64(buffer, offset);
}
break;
case TypeCode.UInt64:
if (length > 0)
{
value = _converter.ToUInt64(buffer, offset);
}
break;
case TypeCode.Single:
break;
case TypeCode.Double:
break;
case TypeCode.Decimal:
break;
case TypeCode.DateTime:
break;
case TypeCode.Boolean:
break;
case TypeCode.SByte:
break;
case TypeCode.Byte:
break;
case TypeCode.Object:
value = DeserializeAsJson <T>(buffer, offset, length);
break;
default:
throw new ArgumentOutOfRangeException();
}
return((T)value);
}
/// <summary>
/// Reads a <see cref="UInt32"/> from a buffer, using network byte order.
/// </summary>
/// <param name="converter">The converter.</param>
/// <param name="buffer">The buffer.</param>
/// <returns></returns>
public static uint ToUInt32(this IByteConverter converter, ReadOnlySpan <byte> buffer)
{
return(converter.ToUInt32(buffer, true));
}