Re: [Libtirpc-devel] [PATCH] Autofs configure fails to detect IPv6 when libtirpc is enabled

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On Wed, 2011-07-27 at 08:57 +0800, Ian Kent wrote:
> On Tue, 2011-07-26 at 17:13 -0400, Steve Dickson wrote:
> > 
> > On 07/26/2011 10:50 AM, Chuck Lever wrote:
> > > 
> > > On Jul 26, 2011, at 2:29 PM, Steve Dickson wrote:
> > > 
> > >> From: Ian Kent <raven@xxxxxxxxxx>
> > >>
> > >> The IPv6 client functions clntudp6_bufcreate(), clntudp6_create and
> > >> clnttcp6_create and the server functions svcudp6_bufcreate(),
> > >> svctcp6_create() and svcudp6_create() are not included in the library
> > >> whe libtirpc is built.
> > > 
> > > Are these part of the libtirpc standard API?  I'm not sure why we would need them if, say, Solaris does not support these.
> > It appears they are not since they are not mentioned the man pages.....
> > But, at least in the autofs code, they are expected
> >    https://bugzilla.redhat.com/show_bug.cgi?id=711956#c0
> > 
> > Ian, where else are these routines defined? 
> 
> Now that I look I can't find the original source tar that was used for
> libtirpc, thought I had it.

Found what I had.

AFAICT what I think was the original source doesn't have any IPv6 code
that I can see.

Worse, these functions were excluded with the "#ifdef INET6_NOT_USED"
macro as far back as libtirpc version 0.1.5 so, my bad, sorry.

> 
> The story is that long ago when I changed autofs to use libtirpc (to
> make it ready for IPv6) I found these functions in the source and they
> were (obviously) the IPv6 counterparts for the corresponding IPv4
> functions which I was already using, so I used them. It took me quite a
> while to realize my code wasn't working and then I found that somewhere
> along the line they have been excluded, oops!
> 
> If there are to be no IPv6 counterparts for the corresponding IPv4
> functions which functions should I use then?

So what can I use?

It seems to me that these functions would be useful for people porting
code that uses the corresponding IPv4 functions so could we define them
please. At some point someone must have had that same idea ....

> 
> > 
> > steved
> > 
> > > 
> > >> Signed-off-by: Steve Dickson <steved@xxxxxxxxxx>
> > >> ---
> > >> src/rpc_soc.c |    4 ++--
> > >> 1 files changed, 2 insertions(+), 2 deletions(-)
> > >>
> > >> diff --git a/src/rpc_soc.c b/src/rpc_soc.c
> > >> index c678429..584ac71 100644
> > >> --- a/src/rpc_soc.c
> > >> +++ b/src/rpc_soc.c
> > >> @@ -236,7 +236,7 @@ clnttcp_create(raddr, prog, vers, sockp, sendsz, recvsz)
> > >>
> > >> /* IPv6 version of clnt*_*create */
> > >>
> > >> -#ifdef INET6_NOT_USED
> > >> +#ifdef INET6
> > >>
> > >> CLIENT *
> > >> clntudp6_bufcreate(raddr, prog, vers, wait, sockp, sendsz, recvsz)
> > >> @@ -392,7 +392,7 @@ svcraw_create()
> > >>
> > >>
> > >> /* IPV6 version */
> > >> -#ifdef INET6_NOT_USED
> > >> +#ifdef INET6
> > >> SVCXPRT *
> > >> svcudp6_bufcreate(fd, sendsz, recvsz)
> > >> 	int fd;
> > >> -- 
> > >> 1.7.6
> > >>
> > >>
> > >> ------------------------------------------------------------------------------
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> > >> Research study explores the data loss prevention market. Includes in-depth
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> > >> http://www.accelacomm.com/jaw/sfnl/114/51385063/
> > >> _______________________________________________
> > >> Libtirpc-devel mailing list
> > >> Libtirpc-devel@xxxxxxxxxxxxxxxxxxxxx
> > >> https://lists.sourceforge.net/lists/listinfo/libtirpc-devel
> > > 
> > 
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> 


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