static void SerializeWithLengthPrefixExt <T>(Stream stream, T data, IFormatterResolver resolver)
{
const int ExtTypeCode = 111; // sample ext code
byte[] buffer = null;
var formatter = resolver.GetFormatter <T>();
var dataSize = formatter.Serialize(ref buffer, 0, data, resolver);
var headerLength = MessagePackBinary.GetExtensionFormatHeaderLength(dataSize);
MessagePackBinary.EnsureCapacity(ref buffer, 0, headerLength);
Buffer.BlockCopy(buffer, 0, buffer, headerLength, dataSize);
MessagePackBinary.WriteExtensionFormatHeader(ref buffer, 0, ExtTypeCode, dataSize);
stream.Write(buffer, 0, dataSize + headerLength);
}
static void SerializeWithLengthPrefixExt <T>(Stream stream, T data, IFormatterResolver resolver)
{
const int ExtTypeCode = 111; // sample ext code
var serializedData = MessagePackSerializer.Serialize(data, resolver);
var tmp = MessagePackSerializer.Deserialize <T>(serializedData, resolver);
var dataSize = serializedData.Length;
var idx = 0;
var writer = new MessagePackWriter(16);
var headerLength = MessagePackBinary.GetExtensionFormatHeaderLength(dataSize);
writer.Ensure(idx, headerLength + dataSize);
writer.WriteExtensionFormatHeader(ExtTypeCode, dataSize, ref idx);
UnsafeMemory.WriteRaw(ref writer, serializedData, ref idx);
var buffer = writer.ToArray(idx);
stream.Write(buffer);
}