Jacqui Caren-home:
> Wietse Venema wrote:
> > Postfix address wild-card support
> > =================================
> >
> > There is a need for IP address pattern matching that is more
> > convenient than regular expressions or shell-like patterns.
> > Specifically, we need patterns for the _numbers_ in an IP address,
> > instead of patterns for individual characters in a human-readable
> > string.
> >
> > In the text below we'll explore the problem, opportunities for
> > generalization, implementation requirements, and a simple API.
>
> This is my personal opinion - not a statement of "fact".
>
> First, I dislike re-inventing the wheel :-)
>
> I assume the authors took into consideration existing interfaces,
> and "pattern matching" tools? A good example would be the PostgreSQL
> CIDR data type.
Postfix already has CIDR support, and CIDR is not suitable for
arbitrary ranges or enumerations.
Wietse
