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Re: the source code in the SVN client for transferring the delta

From: Stefan Sperling <stsp_at_elego.de>
Date: Thu, 28 Mar 2013 16:19:42 +0100

On Thu, Mar 28, 2013 at 11:11:15AM -0400, Bo Chen wrote:
> I am just starting to investigate into the source code of SVN.
> Can you please give me more introductions for it. In my previous
> experiences for network communication, I can simply establish a network
> connection, and send the information to the server via the socket, and that
> is it. Why SVN is so complicated for it, e.g., depends on the RA layer´╝č
> Thanks.

The sockets SVN uses are managed by APR (see apr.apache.org) which
SVN uses as a portability layer.

The repository access (RA) layer makes support for multiple
protocols possible, so that the client can talk HTTP or the
custom SVN protocol to the server, or even use repositories
without a server (ra_local file:// URLs).
Received on 2013-03-28 16:20:20 CET

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