Re: ipv6 accept does not convert ipv4 connections to ipv6-mapped (fwd)
Can anyone help him/invite him to the effort?
(Apologies if this individual is already here :-) ).
wfms
---------- Forwarded message ----------
Date: Wed, 3 May 2000 21:57:25 +0200
From: Felix von Leitner <felix@convergence.de>
To: Linux kernel mailing list <linux-kernel@vger.rutgers.edu>
Subject: Re: ipv6 accept does not convert ipv4 connections to ipv6-mapped
Thus spake Felix von Leitner (felix@convergence.de):
> I am currently porting tcpserver et al to IPv6.
> According to the Stevens book (unix network programming, sockets API),
> when I create an IPv6 server socket on port foo the kernel should
> transparently accept IPv4 connections on port foo and return an IPv6
> connection to the server where the IPv6 address is the IPv4 address
> converted to IPv6-mapped format.
> The Linux kernel does not do this.
Sorry, my mistake.
The Linux kernel does this if you socket(PF_INET6), which I forgot to
modify. For some reason I could still bind the fd to an IPv6 address,
though. That shouldn't be possible, should it?
Felix
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