| public static WriteBytes ( System.ByteBuffer buffer, byte data, int offset, int count ) : void | ||
| buffer | System.ByteBuffer | |
| data | byte | |
| offset | int | |
| count | int | |
| return | void | |
public override void EncodeObject(object value, bool arrayEncoding, ByteBuffer buffer)
{
if (arrayEncoding)
{
ArraySegment <byte> binaryValue = (ArraySegment <byte>)value;
AmqpBitConverter.WriteUInt(buffer, (uint)binaryValue.Count);
AmqpBitConverter.WriteBytes(buffer, binaryValue.Array, binaryValue.Offset, binaryValue.Count);
}
else
{
BinaryEncoding.Encode((ArraySegment <byte>)value, buffer);
}
}
static void Encode(byte[] encodedData, int width, ByteBuffer buffer)
{
if (width == FixedWidth.UByte)
{
AmqpBitConverter.WriteUByte(buffer, (byte)encodedData.Length);
}
else
{
AmqpBitConverter.WriteUInt(buffer, (uint)encodedData.Length);
}
AmqpBitConverter.WriteBytes(buffer, encodedData, 0, encodedData.Length);
}
internal static unsafe void EncodeValue(decimal value, ByteBuffer buffer)
{
int[] bits = Decimal.GetBits(value);
int lowSignificant = bits[0];
int middleSignificant = bits[1];
int highSignificant = bits[2];
int signAndExponent = bits[3];
byte[] bytes = new byte[FixedWidth.Decimal128];
byte * p = (byte *)&signAndExponent;
int exponent = Decimal128Bias - p[2];
bytes[0] = p[3]; // sign
bytes[0] |= (byte)(exponent >> 9); // 7 bits in msb
bytes[1] = (byte)((exponent & 0x7F) << 1); // 7 bits in 2nd msb
bytes[2] = 0;
bytes[3] = 0;
p = (byte *)&highSignificant;
bytes[4] = p[3];
bytes[5] = p[2];
bytes[6] = p[1];
bytes[7] = p[0];
p = (byte *)&middleSignificant;
bytes[8] = p[3];
bytes[9] = p[2];
bytes[10] = p[1];
bytes[11] = p[0];
p = (byte *)&lowSignificant;
bytes[12] = p[3];
bytes[13] = p[2];
bytes[14] = p[1];
bytes[15] = p[0];
AmqpBitConverter.WriteBytes(buffer, bytes, 0, bytes.Length);
}
public static void Encode(ArraySegment <byte> value, ByteBuffer buffer)
{
if (value.Array == null)
{
AmqpEncoding.EncodeNull(buffer);
}
else
{
int width = AmqpEncoding.GetEncodeWidthBySize(value.Count);
if (width == FixedWidth.UByte)
{
AmqpBitConverter.WriteUByte(buffer, FormatCode.Binary8);
AmqpBitConverter.WriteUByte(buffer, (byte)value.Count);
}
else
{
AmqpBitConverter.WriteUByte(buffer, FormatCode.Binary32);
AmqpBitConverter.WriteUInt(buffer, (uint)value.Count);
}
AmqpBitConverter.WriteBytes(buffer, value.Array, value.Offset, value.Count);
}
}
