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Re: NetworkManager and mac80211_hwsim

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Hello,

Can you please tell against which version of hal source you
made this patch ? I tried it against the hal sources in my
fedora distro and got errors when patching.
Rgs,
Kevin


On Wed, Feb 18, 2009 at 10:06 AM, Daniel Wagner <wagi@xxxxxxxxx> wrote:
> On Mon, Feb 16, 2009 at 01:00:51PM -0500, Dan Williams wrote:
>> On Mon, 2009-02-16 at 18:25 +0100, Daniel Wagner wrote:
>> > On Mon, Feb 16, 2009 at 05:04:44PM +0100, Johannes Berg wrote:
>> > > On Mon, 2009-02-16 at 17:00 +0100, Daniel Wagner wrote:
>> > >
>> > > > hotplug_event_begin_add_dev (..., parent_dev = NULL, ...)
>> > > >   net_add(..., parent_dev = NULL, ...)
>> > > >   {
>> > > >         if (parent_dev == NULL)
>> > > >                 goto error;
>> > > >   }
>> > > >
>> > > > Before I go deeper into that thing, does someone has
>> > > > an idea what could go wrong here with mac80211_hwsim?
>> > >
>> > > hwsim phys have no parents in sysfs since they're virtual.
>> >
>> > Do you propose to patch hald to handle this situation then?
>>
>> The patch (for now) would have to go in hal, since obviously if HAL
>> can't see it, NM won't.  Until we port over to DeviceKit of course.
>
> Thanks for the information. After looking at HAL for a while and
> knowing that it will be replaced in the near future I decided
> not to write a proper patch. Instead I came up with a big hack.
> With this hack NM sees the mac80211_hwsim devices :)
>
> daniel
>
> ---
>  hald/linux/device.c |   23 +++++++++++++----------
>  1 files changed, 13 insertions(+), 10 deletions(-)
>
> diff --git a/hald/linux/device.c b/hald/linux/device.c
> index e48548e..699d26b 100644
> --- a/hald/linux/device.c
> +++ b/hald/linux/device.c
> @@ -497,20 +497,22 @@ net_add (const gchar *sysfs_path, const gchar *device_file, HalDevice *parent_de
>        guint media_type;
>        gint flags;
>
> -       d = NULL;
> -
> -       if (parent_dev == NULL)
> -               goto error;
> -
>        d = hal_device_new ();
>        hal_device_property_set_string (d, "linux.sysfs_path", sysfs_path);
> -       hal_device_property_set_string (d, "info.parent", hal_device_get_udi (parent_dev));
> +       if (parent_dev != NULL) {
> +               hal_device_property_set_string (d, "info.parent", hal_device_get_udi (parent_dev));
> +               hal_device_property_set_string (d, "net.originating_device", hal_device_get_udi (parent_dev));
> +       } else {
> +               hal_device_property_set_string (d, "info.parent", "/org/freedesktop/Hal/devices/computer");
> +               hal_device_property_set_string (d, "net.originating_device", "/org/freedesktop/Hal/devices/computer");
> +               hal_device_property_set_string (d, "info.linux.driver", "mac80211_hwsim");
> +               parent_dev = hal_device_store_find (hald_get_gdl (), "/org/freedesktop/Hal/devices/computer");
> +               hal_device_property_set_string (parent_dev, "info.linux.driver", "mac80211");
> +       }
>
>        hal_device_property_set_string (d, "info.category", "net");
>        hal_device_add_capability (d, "net");
>
> -       hal_device_property_set_string (d, "net.originating_device", hal_device_get_udi (parent_dev));
> -
>        ifname = hal_util_get_last_element (sysfs_path);
>        hal_device_property_set_string (d, "net.interface", ifname);
>
> @@ -530,7 +532,7 @@ net_add (const gchar *sysfs_path, const gchar *device_file, HalDevice *parent_de
>        media_type = hal_device_property_get_int (d, "net.arp_proto_hw_id");
>        if (media_type == ARPHRD_ETHER) {
>                const char *addr;
> -               const char *parent_subsys;
> +               const char *parent_subsys = 0;
>                char bridge_path[HAL_PATH_MAX];
>                char wireless_path[HAL_PATH_MAX];
>                char wiphy_path[HAL_PATH_MAX];
> @@ -557,7 +559,8 @@ net_add (const gchar *sysfs_path, const gchar *device_file, HalDevice *parent_de
>                snprintf (wireless_path, HAL_PATH_MAX, "%s/wireless", sysfs_path);
>                /* wireless dscape stack e.g. from rt2500pci driver*/
>                snprintf (wiphy_path, HAL_PATH_MAX, "%s/wiphy", sysfs_path);
> -               parent_subsys = hal_device_property_get_string (parent_dev, "info.subsystem");
> +               if (parent_dev)
> +                       parent_subsys = hal_device_property_get_string (parent_dev, "info.subsystem");
>
>                if (parent_subsys && strcmp(parent_subsys, "bluetooth") == 0) {
>                        hal_device_property_set_string (d, "info.product", "Bluetooth Interface");
> --
> 1.6.0.2.GIT
>
> --
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