public static float ReadSingle(MsgPackStream stream)
{
var code = stream.ReadUInt8();
switch (FormatMask.Match(code))
{
case FormatMask.PositiveFixInt: return(code);
case FormatMask.NegativeFixInt: return(unchecked ((sbyte)code));
}
switch (code)
{
case FormatCode.Float32: return(stream.ReadSingle());
case FormatCode.Int8: return(stream.ReadInt8());
case FormatCode.UInt8: return(stream.ReadUInt8());
case FormatCode.Int16: return(stream.ReadInt16());
case FormatCode.UInt16: return(stream.ReadUInt16());
case FormatCode.Int32: return(stream.ReadInt32());
case FormatCode.UInt32: return(stream.ReadUInt32());
case FormatCode.Int64: return(stream.ReadInt64());
case FormatCode.UInt64: return(stream.ReadUInt64());
default: throw new MsgPackCodeException(code);
}
}
internal static DateTime Unpack(MsgPackStream stream, uint length)
{
long seconds, nanoseconds;
switch (length)
{
case 4:
nanoseconds = 0;
seconds = stream.ReadUInt32();
break;
case 8:
var data64 = stream.ReadUInt64();
nanoseconds = (long)(data64 >> 34);
seconds = (long)(data64 & 0x00000003fffffffful);
break;
case 12:
nanoseconds = stream.ReadUInt32();
seconds = stream.ReadInt64();
break;
default: throw new MsgPackException("Invalid timestemp size {0}", length);
}
return(UnixEpoch.AddSeconds(seconds).AddTicks(nanoseconds / NanosecondsPerTick));
}
public void TestSignedMinMax()
{
var stream = new MsgPackStream();
stream.WriteInt8(sbyte.MinValue);
stream.WriteInt8(sbyte.MaxValue);
stream.WriteInt16(short.MinValue);
stream.WriteInt16(short.MaxValue);
stream.WriteInt32(int.MinValue);
stream.WriteInt32(int.MaxValue);
stream.WriteInt64(long.MinValue);
stream.WriteInt64(long.MaxValue);
stream.Position = 0;
Assert.AreEqual(sbyte.MinValue, stream.ReadInt8());
Assert.AreEqual(sbyte.MaxValue, stream.ReadInt8());
Assert.AreEqual(short.MinValue, stream.ReadInt16());
Assert.AreEqual(short.MaxValue, stream.ReadInt16());
Assert.AreEqual(int.MinValue, stream.ReadInt32());
Assert.AreEqual(int.MaxValue, stream.ReadInt32());
Assert.AreEqual(long.MinValue, stream.ReadInt64());
Assert.AreEqual(long.MaxValue, stream.ReadInt64());
}
public void TestSigned()
{
var stream = new MsgPackStream();
stream.WriteInt8(-11);
Assert.AreEqual(stream.Position, 1);
stream.WriteInt16(192);
Assert.AreEqual(stream.Position, 3);
stream.WriteInt32(-213);
Assert.AreEqual(stream.Position, 7);
stream.WriteInt64(64);
Assert.AreEqual(stream.Position, 15);
stream.Position = 0;
Assert.AreEqual(-11, stream.ReadInt8());
Assert.AreEqual(192, stream.ReadInt16());
Assert.AreEqual(-213, stream.ReadInt32());
Assert.AreEqual(64, stream.ReadInt64());
}