/// <summary>
/// Writes an sfixed64 value, without a tag, to the stream.
/// </summary>
/// <param name="value">The value to write</param>
public void WriteSFixed64(long value)
{
var span = new Span <byte>(buffer);
WritingPrimitives.WriteSFixed64(ref span, ref state, value);
}
/// <summary>
/// Writes an sfixed64 value, without a tag.
/// </summary>
/// <param name="value">The value to write</param>
public void WriteSFixed64(long value)
{
WritingPrimitives.WriteSFixed64(ref buffer, ref state, value);
}