public static byte ReadUByte(ByteBuffer buffer)
{
buffer.EnsureLength(FixedWidth.UByte);
byte data = buffer.Buffer[buffer.Offset];
buffer.Complete(FixedWidth.UByte);
return data;
}
public static ushort ReadUShort(ByteBuffer buffer)
{
buffer.EnsureLength(FixedWidth.UShort);
ushort data;
fixed (byte* p = &buffer.Buffer[buffer.Offset])
{
byte* d = (byte*)&data;
d[0] = p[1];
d[1] = p[0];
}
buffer.Complete(FixedWidth.UShort);
return data;
}
public static uint ReadUInt(ByteBuffer buffer)
{
buffer.EnsureLength(FixedWidth.UInt);
uint data;
fixed (byte* p = &buffer.Buffer[buffer.Offset])
{
byte* d = (byte*)&data;
d[0] = p[3];
d[1] = p[2];
d[2] = p[1];
d[3] = p[0];
}
buffer.Complete(FixedWidth.UInt);
return data;
}
public static Guid ReadUuid(ByteBuffer buffer)
{
buffer.EnsureLength(FixedWidth.Uuid);
Guid data;
fixed (byte* p = &buffer.Buffer[buffer.Offset])
{
byte* d = (byte*)&data;
d[0] = p[3];
d[1] = p[2];
d[2] = p[1];
d[3] = p[0];
d[4] = p[5];
d[5] = p[4];
d[6] = p[7];
d[7] = p[6];
*((ulong*)&d[8]) = *((ulong*)&p[8]);
}
buffer.Complete(FixedWidth.Uuid);
return data;
}
public static double ReadDouble(ByteBuffer buffer)
{
buffer.EnsureLength(FixedWidth.Double);
double data;
fixed (byte* p = &buffer.Buffer[buffer.Offset])
{
byte* d = (byte*)&data;
d[0] = p[7];
d[1] = p[6];
d[2] = p[5];
d[3] = p[4];
d[4] = p[3];
d[5] = p[2];
d[6] = p[1];
d[7] = p[0];
}
buffer.Complete(FixedWidth.Double);
return data;
}
public static ulong ReadULong(ByteBuffer buffer)
{
buffer.EnsureLength(FixedWidth.ULong);
ulong data = ReadULong(buffer.Buffer, buffer.Offset, buffer.Length);
buffer.Complete(FixedWidth.ULong);
return data;
}
protected override object OnReadObject(ByteBuffer buffer)
{
object container = Activator.CreateInstance(this.type);
FormatCode formatCode = AmqpEncoding.ReadFormatCode(buffer); // FormatCode.Described
if (formatCode != FormatCode.Described)
{
throw new AmqpException(AmqpError.InvalidField, "format-code");
}
bool validDescriptor = false;
formatCode = AmqpEncoding.ReadFormatCode(buffer);
if (formatCode == FormatCode.ULong || formatCode == FormatCode.SmallULong)
{
ulong code = AmqpBitConverter.ReadULong(buffer);
validDescriptor = this.descriptorCode == null || code == this.descriptorCode.Value;
}
else if (formatCode == FormatCode.Symbol8 || formatCode == FormatCode.Symbol32)
{
AmqpSymbol symbol = SymbolEncoding.Decode(buffer, formatCode);
validDescriptor = this.descriptorName.Value == null || symbol.Equals(this.descriptorName);
}
if (!validDescriptor)
{
throw new AmqpException(AmqpError.InvalidField, "descriptor");
}
formatCode = AmqpEncoding.ReadFormatCode(buffer); // FormatCode.List
if (formatCode == FormatCode.List0)
{
return container;
}
int size = 0;
int count = 0;
AmqpEncoding.ReadSizeAndCount(buffer, formatCode, FormatCode.List8, FormatCode.List32, out size, out count);
// prefetch bytes from the stream
buffer.EnsureLength(size - FixedWidth.UInt);
for (int i = 0; i < count; ++i)
{
object value = this.members[i].Type.OnReadObject(buffer);
this.members[i].Accessor.SetObject(container, value);
}
return container;
}
