On Fri, Nov 12, 2010 at 5:03 PM, John Zabroski <[email protected]>wrote:
> > > In that case, some bit sets can be conditional. For example, a packet > header might indicate what version of a protocol is being used, and based on > the protocol, a different set of bindings get introduced for the individual > bit names. A higher-order byte in a byte stream can also therefore indicate > the blitting format for a data stream. > I would not characterize that as a conditional bit set. I would characterize that packet format as having a union type - the protocol version is acting as the discriminator field. shap
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