Getting listening ports and addresses programmatically

My problem: A program was using 127.0.0.2 (an alias for 127.0.0.1) to make a local connection on a specific port. However, one Windows 2003 server box was configured so that this port was being listened to on a specific network adapter (and hence a specific IP address). Hence, my local connection failed even though the [...]

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Block Sock Block

WinHttpGetProxyForUrl also blocks.  This is despite the documentation saying that it won’t if you close the handle during it’s operation.  (Let’s face it, Microsoft programmers often have a very loose sense of the meaning of block, what’s a minute or two.)  Anyway, this called for a generic class for blocking things (see previous post re [...]

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