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platform: add nm_platform_link_can_assume()

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This commit is contained in:
Thomas Haller
2016-03-21 15:22:10 +01:00
parent a6fb37bae2
commit 207c0f5f81
3 changed files with 61 additions and 0 deletions
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45
src/platform/nm-linux-platform.c
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@@ -5128,6 +5128,49 @@ wifi_indicate_addressing_running (NMPlatform *platform, int ifindex, gboolean ru
/******************************************************************/
static gboolean
link_can_assume (NMPlatform *platform, int ifindex)
{
NMLinuxPlatformPrivate *priv = NM_LINUX_PLATFORM_GET_PRIVATE (platform);
NMPCacheId cache_id;
const NMPlatformObject *const *objs;
guint i, len;
const NMPObject *link;
if (ifindex <= 0)
return FALSE;
link = cache_lookup_link (platform, ifindex);
if (!link)
return FALSE;
if (!NM_FLAGS_HAS (link->link.n_ifi_flags, IFF_UP))
return FALSE;
if (link->link.master > 0)
return TRUE;
if (nmp_cache_lookup_multi (priv->cache,
nmp_cache_id_init_addrroute_visible_by_ifindex (&cache_id, NMP_OBJECT_TYPE_IP4_ADDRESS, ifindex),
NULL))
return TRUE;
objs = nmp_cache_lookup_multi (priv->cache,
nmp_cache_id_init_addrroute_visible_by_ifindex (&cache_id, NMP_OBJECT_TYPE_IP6_ADDRESS, ifindex),
&len);
if (objs) {
for (i = 0; i < len; i++) {
const NMPlatformIP6Address *a = (NMPlatformIP6Address *) objs[i];
if (!IN6_IS_ADDR_LINKLOCAL (&a->address))
return TRUE;
}
}
return FALSE;
}
/******************************************************************/
static guint32
mesh_get_channel (NMPlatform *platform, int ifindex)
{
@@ -6218,6 +6261,8 @@ nm_linux_platform_class_init (NMLinuxPlatformClass *klass)
platform_class->link_enslave = link_enslave;
platform_class->link_release = link_release;
platform_class->link_can_assume = link_can_assume;
platform_class->vlan_add = vlan_add;
platform_class->link_vlan_change = link_vlan_change;
platform_class->link_vxlan_add = link_vxlan_add;