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);
}
}
public static ExtensionHeader ReadExtensionHeader(MsgPackStream stream)
{
var code = stream.ReadUInt8();
uint length;
switch (code)
{
case FormatCode.FixExt1: length = 1u; break;
case FormatCode.FixExt2: length = 2u; break;
case FormatCode.FixExt4: length = 4u; break;
case FormatCode.FixExt8: length = 8u; break;
case FormatCode.FixExt16: length = 16u; break;
case FormatCode.Ext8: length = stream.ReadUInt8(); break;
case FormatCode.Ext16: length = stream.ReadUInt16(); break;
case FormatCode.Ext32: length = stream.ReadUInt32(); break;
default: throw new MsgPackCodeException(code);
}
return(new ExtensionHeader(stream.ReadInt8(), length));
}
public void TestUnsignedMinMax()
{
var stream = new MsgPackStream();
stream.WriteUInt8(byte.MinValue);
stream.WriteUInt8(byte.MaxValue);
stream.WriteUInt16(ushort.MinValue);
stream.WriteUInt16(ushort.MaxValue);
stream.WriteUInt32(uint.MinValue);
stream.WriteUInt32(uint.MaxValue);
stream.WriteUInt64(ulong.MinValue);
stream.WriteUInt64(ulong.MaxValue);
stream.Position = 0;
Assert.AreEqual(byte.MinValue, stream.ReadUInt8());
Assert.AreEqual(byte.MaxValue, stream.ReadUInt8());
Assert.AreEqual(ushort.MinValue, stream.ReadUInt16());
Assert.AreEqual(ushort.MaxValue, stream.ReadUInt16());
Assert.AreEqual(uint.MinValue, stream.ReadUInt32());
Assert.AreEqual(uint.MaxValue, stream.ReadUInt32());
Assert.AreEqual(ulong.MinValue, stream.ReadUInt64());
Assert.AreEqual(ulong.MaxValue, stream.ReadUInt64());
}
public static BufferSegment ReadBytes(MsgPackStream stream)
{
var code = stream.ReadUInt8();
switch (code)
{
case FormatCode.Bin8: return(stream.ReadBytes(stream.ReadUInt8()));
case FormatCode.Bin16: return(stream.ReadBytes(stream.ReadUInt16()));
case FormatCode.Bin32: return(stream.ReadBytes(stream.ReadUInt32()));
case FormatCode.Nil: return(new BufferSegment());
default: throw new MsgPackCodeException(code);
}
}
public static ushort ReadUInt16(MsgPackStream stream)
{
var code = stream.ReadUInt8();
if (FormatMask.Match(code) == FormatMask.PositiveFixInt)
{
return(code);
}
switch (code)
{
case FormatCode.UInt8: return(stream.ReadUInt8());
case FormatCode.UInt16: return(stream.ReadUInt16());
default: throw new MsgPackCodeException(code);
}
}
public static uint ReadMapHeader(MsgPackStream stream)
{
var code = stream.ReadUInt8();
if (FormatMask.Match(code) == FormatMask.FixMap)
{
return(code & 0xfu);
}
switch (code)
{
case FormatCode.Map16: return(stream.ReadUInt16());
case FormatCode.Map32: return(stream.ReadUInt32());
default: throw new MsgPackCodeException(code);
}
}
public static BufferSegment ReadUtf8(MsgPackStream stream)
{
var code = stream.ReadUInt8();
if (FormatMask.Match(code) == FormatMask.FixString)
{
return(stream.ReadBytes(code & 0x1Fu));
}
switch (code)
{
case FormatCode.Str8: return(stream.ReadBytes(stream.ReadUInt8()));
case FormatCode.Str16: return(stream.ReadBytes(stream.ReadUInt16()));
case FormatCode.Str32: return(stream.ReadBytes(stream.ReadUInt32()));
case FormatCode.Nil: return(new BufferSegment());
default: throw new MsgPackCodeException(code);
}
}
public void TestUnsigned()
{
var stream = new MsgPackStream();
stream.WriteUInt8(255);
Assert.AreEqual(stream.Position, 1);
stream.WriteUInt16(12431);
Assert.AreEqual(stream.Position, 3);
stream.WriteUInt32(761);
Assert.AreEqual(stream.Position, 7);
stream.WriteUInt64(64);
Assert.AreEqual(stream.Position, 15);
stream.Position = 0;
Assert.AreEqual(255, stream.ReadUInt8());
Assert.AreEqual(12431, stream.ReadUInt16());
Assert.AreEqual(761, stream.ReadUInt32());
Assert.AreEqual(64, stream.ReadUInt64());
}
public static void Skip(MsgPackStream stream)
{
var code = stream.ReadUInt8();
switch (FormatMask.Match(code))
{
case FormatMask.PositiveFixInt: return;
case FormatMask.NegativeFixInt: return;
case FormatMask.FixString: stream.Skip(code & 0x1Fu); return;
case FormatMask.FixArray: SkipElements(stream, code & 0xFu); return;
case FormatMask.FixMap: SkipElements(stream, 2u * (code & 0xFu)); return;
}
switch (code)
{
case FormatCode.Nil: return;
case FormatCode.False: return;
case FormatCode.True: return;
case FormatCode.Int8: stream.Skip(1u); break;
case FormatCode.UInt8: stream.Skip(1u); break;
case FormatCode.Int16: stream.Skip(2u); break;
case FormatCode.UInt16: stream.Skip(2u); break;
case FormatCode.Int32: stream.Skip(4u); break;
case FormatCode.UInt32: stream.Skip(4u); break;
case FormatCode.Int64: stream.Skip(8u); break;
case FormatCode.UInt64: stream.Skip(8u); break;
case FormatCode.Float32: stream.Skip(4u); break;
case FormatCode.Float64: stream.Skip(8u); break;
case FormatCode.Str8: stream.Skip(stream.ReadUInt8()); break;
case FormatCode.Str16: stream.Skip(stream.ReadUInt16()); break;
case FormatCode.Str32: stream.Skip(stream.ReadUInt32()); break;
case FormatCode.Bin8: stream.Skip(stream.ReadUInt8()); break;
case FormatCode.Bin16: stream.Skip(stream.ReadUInt16()); break;
case FormatCode.Bin32: stream.Skip(stream.ReadUInt32()); break;
case FormatCode.Array16: SkipElements(stream, stream.ReadUInt16()); break;
case FormatCode.Array32: SkipElements(stream, stream.ReadUInt32()); break;
case FormatCode.Map16: SkipElements(stream, 2u * stream.ReadUInt16()); break;
case FormatCode.Map32: SkipElements(stream, 2u * stream.ReadUInt32()); break;
case FormatCode.FixExt1: stream.Skip(2u); break;
case FormatCode.FixExt2: stream.Skip(3u); break;
case FormatCode.FixExt4: stream.Skip(5u); break;
case FormatCode.FixExt8: stream.Skip(9u); break;
case FormatCode.FixExt16: stream.Skip(17u); break;
case FormatCode.Ext8: stream.Skip(1u + stream.ReadUInt8()); break;
case FormatCode.Ext16: stream.Skip(1u + stream.ReadUInt16()); break;
case FormatCode.Ext32: stream.Skip(1u + stream.ReadUInt32()); break;
default: throw new MsgPackCodeException(code);
}
}
