[fpc-pascal] How to implement a simple tcp/ip connection?

[Michael Van Canneyt]

On Thu, 14 May 2020, Giuliano Colla wrote:

> Hi all,
>
> I need to implement a simple dedicated TCP/IP connection between a 
> client and a server. Nothing fancy, just sending and receiving short 
> strings. I have used in the past for that purpose the unit Sockets 
> lifting it from Kylix. This unit was taking advantage of libc, and this 
> rules it out.
>
> I see that fpc provides a Socket unit in rtl-extra and a fpSock unit in 
> fcl-net. At first glance they both appear to provide what I need.
>
> Can somebody which has used those units point me in the right direction, 
> before I painfully study in detail those units.

The TFTPHTTPClient and server components both use fpSock.

Michael.