On Sun, 18 Sep 2016 23:21:38 -0300 Gustavo Sverzut Barbieri <barbi...@gmail.com> wrote:
> Hi all, > > I'm implementing the proxy for the new efl_net API and while reading > the old code and the SOCKS spec I'm confused about the bind usage. > > According to the spec https://tools.ietf.org/html/rfc1928: > > The BIND request is used in protocols which require the client to > accept connections from the server. FTP is a well-known example, > which uses the primary client-to-server connection for commands and > status reports, but may use a server-to-client connection for > transferring data on demand (e.g. LS, GET, PUT). > > It is expected that the client side of an application protocol will > use the BIND request only to establish secondary connections after a > primary connection is established using CONNECT. In is expected that > a SOCKS server will use DST.ADDR and DST.PORT in evaluating the BIND > request. > > This does not work to create a random server via the proxy, after all > you can't accept multiple connections. > > In old code, to enable bind one had to call > ecore_con_socks_bind_set(), but none of efl.git does that. Likely that > is untested. > > Then I'm wondering if I should bother to implement this at all. The > code to implement it is not that much, but it won't be used unless I > can understand how to expose this in our API, currently we can connect > to some server (ie: Efl.Net.Dialer) or be the server (ie: > Efl.Net.Server), there is no "dialer that connect back", not eve sure > how to call that braindead idea of FTP :-/ > > > I wrote all the existing SOCKS code in ecore. My tests (many years ago) of all the apis were against openssh. I added it for completeness at the time since I was primarily doing the client-side parts. I'm skeptical that it would ever be used. ------------------------------------------------------------------------------ _______________________________________________ enlightenment-devel mailing list enlightenment-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/enlightenment-devel