private static ulong ReadRawVarInt64(SpanReader buf, int maxSize, bool printBytes = false)
{
List <byte> bytes = new List <byte>();
ulong result = 0;
int j = 0;
int b0;
do
{
b0 = buf.ReadByte(); // -1 if EOS
bytes.Add((byte)b0);
if (b0 < 0)
{
throw new EndOfStreamException("Not enough bytes for VarInt");
}
result |= (ulong)(b0 & 0x7f) << j++ *7;
if (j > maxSize)
{
throw new OverflowException("VarInt too big");
}
} while ((b0 & 0x80) == 0x80);
//byte[] byteArray = bytes.ToArray();
return(result);
}
private static uint ReadRawVarInt32(SpanReader buf, int maxSize)
{
uint result = 0;
int j = 0;
int b0;
do
{
b0 = buf.ReadByte(); // -1 if EOS
if (b0 < 0)
{
throw new EndOfStreamException("Not enough bytes for VarInt");
}
result |= (uint)(b0 & 0x7f) << j++ *7;
if (j > maxSize)
{
throw new OverflowException("VarInt too big");
}
} while ((b0 & 0x80) == 0x80);
return(result);
}
public static ulong ReadUInt64(SpanReader stream)
{
return(ReadRawVarInt64(stream, 10));
}
public static long ReadSInt64(SpanReader stream)
{
return(DecodeZigZag64(ReadRawVarInt64(stream, 10)));
}
public static long ReadInt64(SpanReader stream, bool printBytes = false)
{
return((long)ReadRawVarInt64(stream, 10, printBytes));
}
public static uint ReadUInt32(SpanReader stream)
{
return(ReadRawVarInt32(stream, 5));
}
public static int ReadSInt32(SpanReader stream)
{
return(DecodeZigZag32(ReadRawVarInt32(stream, 5)));
}
public static int ReadInt32(SpanReader stream)
{
return((int)ReadRawVarInt32(stream, 5));
}
