Re: [PATCHv3 12/16] virNetDevSetIPv4Address: libnl implementation

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On Fri, Oct 10, 2014 at 02:04:04PM +0200, Cédric Bosdonnat wrote:
> Add a default implementation of virNetDevSetIPv4Address using netlink
> and libnl. This avoids requiring /usr/sbin/ip or /usr/sbin/ifconfig
> external binaries.
> ---
>  src/libvirt_private.syms |   1 +
>  src/util/virnetdev.c     | 136 +++++++++++++++++++++++++++++++++++++++++++++--
>  src/util/virnetlink.c    |  38 +++++++++++++
>  src/util/virnetlink.h    |   2 +
>  4 files changed, 174 insertions(+), 3 deletions(-)
> 
> diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
> index b55bf35..f96387f 100644
> --- a/src/libvirt_private.syms
> +++ b/src/libvirt_private.syms
> @@ -1710,6 +1710,7 @@ virNetlinkEventServiceLocalPid;
>  virNetlinkEventServiceStart;
>  virNetlinkEventServiceStop;
>  virNetlinkEventServiceStopAll;
> +virNetlinkGetErrorCode;
>  virNetlinkShutdown;
>  virNetlinkStartup;
>  
> diff --git a/src/util/virnetdev.c b/src/util/virnetdev.c
> index db5623a..e4a005a 100644
> --- a/src/util/virnetdev.c
> +++ b/src/util/virnetdev.c
> @@ -786,6 +786,88 @@ int virNetDevGetVLanID(const char *ifname ATTRIBUTE_UNUSED,
>  #endif /* ! SIOCGIFVLAN */
>  
>  
> +#if defined(__linux__) && defined(HAVE_LIBNL)
> +
> +static int
> +virNetDevGetIPAddressBinary(virSocketAddr *addr, void **data, size_t *len)
> +{
> +    if (!addr)
> +        return -1;
> +
> +    switch (VIR_SOCKET_ADDR_FAMILY(addr)) {
> +    case AF_INET:
> +        *data = &addr->data.inet4.sin_addr;
> +        *len = sizeof(struct in_addr);
> +        break;
> +    case AF_INET6:
> +        *data = &addr->data.inet6.sin6_addr;
> +        *len = sizeof(struct in6_addr);
> +        break;
> +    default:
> +        return -1;
> +    }
> +    return 0;
> +}
> +
> +static struct nl_msg
> +*virNetDevCreateNetlinkAddressMessage(int messageType,

I'd normally expect the '*' on the same line as the return
type.

> +                                      const char *ifname,
> +                                      virSocketAddr *addr,
> +                                      unsigned int prefix,
> +                                      virSocketAddr *broadcast)
> +{


ACK

Regards,
Daniel
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