[libvirt] [PATCH] network utilities

Daniel Veillard veillard at redhat.com
Fri Oct 30 14:57:54 UTC 2009


On Thu, Oct 22, 2009 at 04:46:51PM +0200, Daniel Veillard wrote:
>  Revamping my previous patches to parse IPv4/6 numeric addresses,
> adding range computation and netmask checking entries too.
> 
> As suggested I used an union for the socket address type:
> 
> typedef union {
>     struct sockaddr_storage stor;
>     struct sockaddr_in inet4;
>     struct sockaddr_in6 inet6;
> } virSocketAddr;
> typedef virSocketAddr *virSocketAddrPtr;
> 
>   But I wonder if it's not better to make it a struct and add
> the lenght of the address as this is usually needed when passing
> one of the struct sockaddr_* and that lenght is returned as part
> of parsing, keeping both together is probably more useful.
>   A macro to get the type AF_INET/AF_INET6 out of a virSocketAddr
> might be useful instead of having the users manually guess that
> ->stor.ss_family is teh filed to look at.
> 
>   Also I wonder how useful the Ipv6 code for netmask and ranges
> really is, it seems that IPv6 mostly go with prefix and never use
> netmasks, maybe that's just dead code, maybe that's just wrong,
> anyway here it is.
> 
>   I named the header and file network.[ch] as I think other
> network related utilities like validation or generation of
> MAC addresses could well be moved in that file too.
[..]
> commit d5ab523c72242d76184838d8215aa0ebe720c08e
> Author: Daniel Veillard <veillard at redhat.com>
> Date:   Thu Oct 22 16:34:43 2009 +0200
> 
>     Set of new network related utilities
>     
>     * src/util/network.h src/util/network.c: utilities to parse network
>       addresses, check netmask and compute ranges

  Okay I have pushed this, I will need to update the internal symbols
list and adapt my patch 2 and 3 to solve the original bug on dnsmasq
that I was aiming at,

Daniel

-- 
Daniel Veillard      | libxml Gnome XML XSLT toolkit  http://xmlsoft.org/
daniel at veillard.com  | Rpmfind RPM search engine http://rpmfind.net/
http://veillard.com/ | virtualization library  http://libvirt.org/




More information about the libvir-list mailing list