static int
ieee802154_llsec_parse_key_id(struct genl_info *info,
struct ieee802154_llsec_key_id *desc)
{
memset(desc, 0, sizeof(*desc));
if (!info->attrs[IEEE802154_ATTR_LLSEC_KEY_MODE])
return -EINVAL;
desc->mode = nla_get_u8(info->attrs[IEEE802154_ATTR_LLSEC_KEY_MODE]);
if (desc->mode == IEEE802154_SCF_KEY_IMPLICIT) {
if (!info->attrs[IEEE802154_ATTR_PAN_ID] &&
!(info->attrs[IEEE802154_ATTR_SHORT_ADDR] ||
info->attrs[IEEE802154_ATTR_HW_ADDR]))
return -EINVAL;
desc->device_addr.pan_id = nla_get_shortaddr(info->attrs[IEEE802154_ATTR_PAN_ID]);
if (info->attrs[IEEE802154_ATTR_SHORT_ADDR]) {
desc->device_addr.mode = IEEE802154_ADDR_SHORT;
desc->device_addr.short_addr = nla_get_shortaddr(info->attrs[IEEE802154_ATTR_SHORT_ADDR]);
} else {
desc->device_addr.mode = IEEE802154_ADDR_LONG;
desc->device_addr.extended_addr = nla_get_hwaddr(info->attrs[IEEE802154_ATTR_HW_ADDR]);
}
}
if (desc->mode != IEEE802154_SCF_KEY_IMPLICIT &&
!info->attrs[IEEE802154_ATTR_LLSEC_KEY_ID])
return -EINVAL;
if (desc->mode == IEEE802154_SCF_KEY_SHORT_INDEX &&
!info->attrs[IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT])
return -EINVAL;
if (desc->mode == IEEE802154_SCF_KEY_HW_INDEX &&
!info->attrs[IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED])
return -EINVAL;
if (desc->mode != IEEE802154_SCF_KEY_IMPLICIT)
desc->id = nla_get_u8(info->attrs[IEEE802154_ATTR_LLSEC_KEY_ID]);
switch (desc->mode) {
case IEEE802154_SCF_KEY_SHORT_INDEX:
{
u32 source = nla_get_u32(info->attrs[IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT]);
desc->short_source = cpu_to_le32(source);
break;
}
case IEEE802154_SCF_KEY_HW_INDEX:
desc->extended_source = nla_get_hwaddr(info->attrs[IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED]);
break;
}
return 0;
}
int ieee802154_disassociate_req(struct sk_buff *skb, struct genl_info *info)
{
struct net_device *dev;
struct ieee802154_addr addr;
int ret = -EOPNOTSUPP;
if ((!info->attrs[IEEE802154_ATTR_DEST_HW_ADDR] &&
!info->attrs[IEEE802154_ATTR_DEST_SHORT_ADDR]) ||
!info->attrs[IEEE802154_ATTR_REASON])
return -EINVAL;
dev = ieee802154_nl_get_dev(info);
if (!dev)
return -ENODEV;
if (!ieee802154_mlme_ops(dev)->disassoc_req)
goto out;
if (info->attrs[IEEE802154_ATTR_DEST_HW_ADDR]) {
addr.mode = IEEE802154_ADDR_LONG;
addr.extended_addr = nla_get_hwaddr(
info->attrs[IEEE802154_ATTR_DEST_HW_ADDR]);
} else {
addr.mode = IEEE802154_ADDR_SHORT;
addr.short_addr = nla_get_shortaddr(
info->attrs[IEEE802154_ATTR_DEST_SHORT_ADDR]);
}
addr.pan_id = ieee802154_mlme_ops(dev)->get_pan_id(dev);
ret = ieee802154_mlme_ops(dev)->disassoc_req(dev, &addr,
nla_get_u8(info->attrs[IEEE802154_ATTR_REASON]));
out:
dev_put(dev);
return ret;
}
int ieee802154_associate_resp(struct sk_buff *skb, struct genl_info *info)
{
struct net_device *dev;
struct ieee802154_addr addr;
int ret = -EOPNOTSUPP;
if (!info->attrs[IEEE802154_ATTR_STATUS] ||
!info->attrs[IEEE802154_ATTR_DEST_HW_ADDR] ||
!info->attrs[IEEE802154_ATTR_DEST_SHORT_ADDR])
return -EINVAL;
dev = ieee802154_nl_get_dev(info);
if (!dev)
return -ENODEV;
if (!ieee802154_mlme_ops(dev)->assoc_resp)
goto out;
addr.mode = IEEE802154_ADDR_LONG;
addr.extended_addr = nla_get_hwaddr(
info->attrs[IEEE802154_ATTR_DEST_HW_ADDR]);
rtnl_lock();
addr.pan_id = dev->ieee802154_ptr->pan_id;
rtnl_unlock();
ret = ieee802154_mlme_ops(dev)->assoc_resp(dev, &addr,
nla_get_shortaddr(info->attrs[IEEE802154_ATTR_DEST_SHORT_ADDR]),
nla_get_u8(info->attrs[IEEE802154_ATTR_STATUS]));
out:
dev_put(dev);
return ret;
}
int ieee802154_associate_req(struct sk_buff *skb, struct genl_info *info)
{
struct net_device *dev;
struct ieee802154_addr addr;
u8 page;
int ret = -EOPNOTSUPP;
if (!info->attrs[IEEE802154_ATTR_CHANNEL] ||
!info->attrs[IEEE802154_ATTR_COORD_PAN_ID] ||
(!info->attrs[IEEE802154_ATTR_COORD_HW_ADDR] &&
!info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR]) ||
!info->attrs[IEEE802154_ATTR_CAPABILITY])
return -EINVAL;
dev = ieee802154_nl_get_dev(info);
if (!dev)
return -ENODEV;
if (!ieee802154_mlme_ops(dev)->assoc_req)
goto out;
if (info->attrs[IEEE802154_ATTR_COORD_HW_ADDR]) {
addr.mode = IEEE802154_ADDR_LONG;
addr.extended_addr = nla_get_hwaddr(
info->attrs[IEEE802154_ATTR_COORD_HW_ADDR]);
} else {
addr.mode = IEEE802154_ADDR_SHORT;
addr.short_addr = nla_get_shortaddr(
info->attrs[IEEE802154_ATTR_COORD_SHORT_ADDR]);
}
addr.pan_id = nla_get_shortaddr(
info->attrs[IEEE802154_ATTR_COORD_PAN_ID]);
if (info->attrs[IEEE802154_ATTR_PAGE])
page = nla_get_u8(info->attrs[IEEE802154_ATTR_PAGE]);
else
page = 0;
ret = ieee802154_mlme_ops(dev)->assoc_req(dev, &addr,
nla_get_u8(info->attrs[IEEE802154_ATTR_CHANNEL]),
page,
nla_get_u8(info->attrs[IEEE802154_ATTR_CAPABILITY]));
out:
dev_put(dev);
return ret;
}